Google Git
Sign in
chromium / chromium / src / ed87958c709c96e0a151ab83e782594d3f8dc6c3 / . / content / renderer / render_frame_impl.cc
blob: b1f2f09e81ac2df9da37bb375106d2680caec7a1 [file] [log] [blame]
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/renderer/render_frame_impl.h"
#include <algorithm>
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "base/auto_reset.h"
#include "base/bind_helpers.h"
#include "base/command_line.h"
#include "base/debug/alias.h"
#include "base/debug/asan_invalid_access.h"
#include "base/debug/crash_logging.h"
#include "base/debug/dump_without_crashing.h"
#include "base/feature_list.h"
#include "base/files/file.h"
#include "base/i18n/char_iterator.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/memory/shared_memory.h"
#include "base/memory/weak_ptr.h"
#include "base/metrics/field_trial.h"
#include "base/metrics/field_trial_params.h"
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/optional.h"
#include "base/process/process.h"
#include "base/stl_util.h"
#include "base/strings/string16.h"
#include "base/strings/string_piece.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/post_task.h"
#include "base/task_runner_util.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "base/trace_event/trace_event.h"
#include "build/build_config.h"
#include "cc/base/switches.h"
#include "content/common/accessibility_messages.h"
#include "content/common/associated_interfaces.mojom.h"
#include "content/common/content_constants_internal.h"
#include "content/common/content_security_policy/content_security_policy.h"
#include "content/common/content_security_policy_header.h"
#include "content/common/download/mhtml_save_status.h"
#include "content/common/edit_command.h"
#include "content/common/frame_messages.h"
#include "content/common/frame_owner_properties.h"
#include "content/common/frame_replication_state.h"
#include "content/common/input_messages.h"
#include "content/common/navigation_params.h"
#include "content/common/page_messages.h"
#include "content/common/possibly_associated_wrapper_shared_url_loader_factory.h"
#include "content/common/renderer_host.mojom.h"
#include "content/common/savable_subframe.h"
#include "content/common/service_worker/service_worker_types.h"
#include "content/common/swapped_out_messages.h"
#include "content/common/view_messages.h"
#include "content/public/common/appcache_info.h"
#include "content/public/common/bind_interface_helpers.h"
#include "content/public/common/bindings_policy.h"
#include "content/public/common/browser_side_navigation_policy.h"
#include "content/public/common/content_constants.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/context_menu_params.h"
#include "content/public/common/favicon_url.h"
#include "content/public/common/file_chooser_file_info.h"
#include "content/public/common/file_chooser_params.h"
#include "content/public/common/isolated_world_ids.h"
#include "content/public/common/page_state.h"
#include "content/public/common/service_manager_connection.h"
#include "content/public/common/url_constants.h"
#include "content/public/common/url_loader_throttle.h"
#include "content/public/common/url_utils.h"
#include "content/public/renderer/browser_plugin_delegate.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/public/renderer/context_menu_client.h"
#include "content/public/renderer/document_state.h"
#include "content/public/renderer/navigation_state.h"
#include "content/public/renderer/render_frame_observer.h"
#include "content/public/renderer/render_frame_visitor.h"
#include "content/public/renderer/renderer_ppapi_host.h"
#include "content/renderer/accessibility/aom_content_ax_tree.h"
#include "content/renderer/accessibility/render_accessibility_impl.h"
#include "content/renderer/appcache/appcache_dispatcher.h"
#include "content/renderer/browser_plugin/browser_plugin.h"
#include "content/renderer/browser_plugin/browser_plugin_manager.h"
#include "content/renderer/content_security_policy_util.h"
#include "content/renderer/context_menu_params_builder.h"
#include "content/renderer/crash_helpers.h"
#include "content/renderer/dom_automation_controller.h"
#include "content/renderer/effective_connection_type_helper.h"
#include "content/renderer/external_popup_menu.h"
#include "content/renderer/frame_owner_properties.h"
#include "content/renderer/gpu/gpu_benchmarking_extension.h"
#include "content/renderer/gpu/layer_tree_view.h"
#include "content/renderer/history_entry.h"
#include "content/renderer/history_serialization.h"
#include "content/renderer/image_downloader/image_downloader_impl.h"
#include "content/renderer/ime_event_guard.h"
#include "content/renderer/input/frame_input_handler_impl.h"
#include "content/renderer/input/input_target_client_impl.h"
#include "content/renderer/input/widget_input_handler_manager.h"
#include "content/renderer/installedapp/related_apps_fetcher.h"
#include "content/renderer/internal_document_state_data.h"
#include "content/renderer/loader/request_extra_data.h"
#include "content/renderer/loader/tracked_child_url_loader_factory_bundle.h"
#include "content/renderer/loader/web_url_loader_impl.h"
#include "content/renderer/loader/web_url_request_util.h"
#include "content/renderer/loader/web_worker_fetch_context_impl.h"
#include "content/renderer/loader/weburlresponse_extradata_impl.h"
#include "content/renderer/low_memory_mode_controller.h"
#include "content/renderer/manifest/manifest_change_notifier.h"
#include "content/renderer/manifest/manifest_manager.h"
#include "content/renderer/media/audio/audio_device_factory.h"
#include "content/renderer/media/audio/audio_output_ipc_factory.h"
#include "content/renderer/media/audio/audio_renderer_sink_cache.h"
#include "content/renderer/media/media_permission_dispatcher.h"
#include "content/renderer/media/stream/media_stream_device_observer.h"
#include "content/renderer/media/stream/user_media_client_impl.h"
#include "content/renderer/media/webrtc/rtc_peer_connection_handler.h"
#include "content/renderer/mojo/blink_interface_registry_impl.h"
#include "content/renderer/navigation_client.h"
#include "content/renderer/navigation_state_impl.h"
#include "content/renderer/pepper/pepper_audio_controller.h"
#include "content/renderer/pepper/plugin_instance_throttler_impl.h"
#include "content/renderer/push_messaging/push_messaging_client.h"
#include "content/renderer/render_frame_proxy.h"
#include "content/renderer/render_process.h"
#include "content/renderer/render_thread_impl.h"
#include "content/renderer/render_view_impl.h"
#include "content/renderer/render_widget_fullscreen_pepper.h"
#include "content/renderer/renderer_blink_platform_impl.h"
#include "content/renderer/renderer_webapplicationcachehost_impl.h"
#include "content/renderer/resource_timing_info_conversions.h"
#include "content/renderer/savable_resources.h"
#include "content/renderer/service_worker/service_worker_network_provider.h"
#include "content/renderer/service_worker/service_worker_provider_context.h"
#include "content/renderer/service_worker/web_service_worker_provider_impl.h"
#include "content/renderer/shared_worker/shared_worker_repository.h"
#include "content/renderer/skia_benchmarking_extension.h"
#include "content/renderer/stats_collection_controller.h"
#include "content/renderer/v8_value_converter_impl.h"
#include "content/renderer/web_ui_extension.h"
#include "content/renderer/web_ui_extension_data.h"
#include "crypto/sha2.h"
#include "media/blink/webmediaplayer_util.h"
#include "net/base/data_url.h"
#include "net/base/load_flags.h"
#include "net/base/net_errors.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
#include "net/http/http_request_headers.h"
#include "net/http/http_util.h"
#include "ppapi/buildflags/buildflags.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/weak_wrapper_shared_url_loader_factory.h"
#include "services/network/public/mojom/request_context_frame_type.mojom.h"
#include "services/service_manager/public/cpp/connector.h"
#include "services/service_manager/public/cpp/interface_provider.h"
#include "services/service_manager/public/mojom/interface_provider.mojom.h"
#include "services/ui/public/cpp/gpu/context_provider_command_buffer.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
#include "third_party/blink/public/common/frame/sandbox_flags.h"
#include "third_party/blink/public/common/frame/user_activation_update_type.h"
#include "third_party/blink/public/common/service_worker/service_worker_utils.h"
#include "third_party/blink/public/mojom/page/page_visibility_state.mojom.h"
#include "third_party/blink/public/platform/file_path_conversion.h"
#include "third_party/blink/public/platform/interface_provider.h"
#include "third_party/blink/public/platform/modules/fetch/fetch_api_request.mojom-shared.h"
#include "third_party/blink/public/platform/modules/permissions/permission.mojom.h"
#include "third_party/blink/public/platform/modules/service_worker/web_service_worker_network_provider.h"
#include "third_party/blink/public/platform/url_conversion.h"
#include "third_party/blink/public/platform/web_data.h"
#include "third_party/blink/public/platform/web_focus_type.h"
#include "third_party/blink/public/platform/web_http_body.h"
#include "third_party/blink/public/platform/web_keyboard_event.h"
#include "third_party/blink/public/platform/web_media_player.h"
#include "third_party/blink/public/platform/web_media_player_source.h"
#include "third_party/blink/public/platform/web_point.h"
#include "third_party/blink/public/platform/web_scroll_into_view_params.h"
#include "third_party/blink/public/platform/web_string.h"
#include "third_party/blink/public/platform/web_url.h"
#include "third_party/blink/public/platform/web_url_error.h"
#include "third_party/blink/public/platform/web_url_response.h"
#include "third_party/blink/public/platform/web_vector.h"
#include "third_party/blink/public/web/blink.h"
#include "third_party/blink/public/web/web_autofill_client.h"
#include "third_party/blink/public/web/web_console_message.h"
#include "third_party/blink/public/web/web_context_features.h"
#include "third_party/blink/public/web/web_document.h"
#include "third_party/blink/public/web/web_element_collection.h"
#include "third_party/blink/public/web/web_file_chooser_completion.h"
#include "third_party/blink/public/web/web_find_options.h"
#include "third_party/blink/public/web/web_frame_owner_properties.h"
#include "third_party/blink/public/web/web_frame_serializer.h"
#include "third_party/blink/public/web/web_frame_serializer_cache_control_policy.h"
#include "third_party/blink/public/web/web_frame_widget.h"
#include "third_party/blink/public/web/web_input_method_controller.h"
#include "third_party/blink/public/web/web_local_frame.h"
#include "third_party/blink/public/web/web_media_stream_registry.h"
#include "third_party/blink/public/web/web_navigation_policy.h"
#include "third_party/blink/public/web/web_navigation_timings.h"
#include "third_party/blink/public/web/web_plugin.h"
#include "third_party/blink/public/web/web_plugin_container.h"
#include "third_party/blink/public/web/web_plugin_document.h"
#include "third_party/blink/public/web/web_plugin_params.h"
#include "third_party/blink/public/web/web_range.h"
#include "third_party/blink/public/web/web_scoped_user_gesture.h"
#include "third_party/blink/public/web/web_script_source.h"
#include "third_party/blink/public/web/web_searchable_form_data.h"
#include "third_party/blink/public/web/web_security_policy.h"
#include "third_party/blink/public/web/web_serialized_script_value.h"
#include "third_party/blink/public/web/web_settings.h"
#include "third_party/blink/public/web/web_surrounding_text.h"
#include "third_party/blink/public/web/web_user_gesture_indicator.h"
#include "third_party/blink/public/web/web_view.h"
#include "third_party/blink/public/web/web_widget.h"
#include "ui/events/base_event_utils.h"
#include "url/origin.h"
#include "url/url_constants.h"
#include "url/url_util.h"
#include "v8/include/v8.h"
#if BUILDFLAG(ENABLE_PLUGINS)
#include "content/renderer/pepper/pepper_browser_connection.h"
#include "content/renderer/pepper/pepper_plugin_instance_impl.h"
#include "content/renderer/pepper/pepper_plugin_registry.h"
#include "content/renderer/pepper/pepper_webplugin_impl.h"
#include "content/renderer/pepper/plugin_module.h"
#endif
#if defined(OS_WIN)
#include "base/debug/invalid_access_win.h"
#include "base/process/kill.h"
#elif defined(OS_POSIX)
#include <signal.h>
#endif
#if defined(OS_ANDROID)
#include <cpu-features.h>
#include "content/renderer/java/gin_java_bridge_dispatcher.h"
#include "third_party/blink/public/platform/web_float_point.h"
#endif
using base::Time;
using base::TimeDelta;
using blink::WebContentDecryptionModule;
using blink::WebContextMenuData;
using blink::WebData;
using blink::WebDocumentLoader;
using blink::WebDocument;
using blink::WebDOMEvent;
using blink::WebDOMMessageEvent;
using blink::WebElement;
using blink::WebElementCollection;
using blink::WebExternalPopupMenu;
using blink::WebExternalPopupMenuClient;
using blink::WebFindOptions;
using blink::WebFrame;
using blink::WebFrameLoadType;
using blink::WebFrameSerializer;
using blink::WebFrameSerializerClient;
using blink::WebHistoryItem;
using blink::WebHTTPBody;
using blink::WebLayerTreeView;
using blink::WebLocalFrame;
using blink::WebMediaPlayer;
using blink::WebMediaPlayerClient;
using blink::WebMediaPlayerEncryptedMediaClient;
using blink::WebNavigationPolicy;
using blink::WebNavigationType;
using blink::WebNode;
using blink::WebPluginDocument;
using blink::WebPluginParams;
using blink::WebPoint;
using blink::WebPopupMenuInfo;
using blink::WebRange;
using blink::WebRect;
using blink::WebReferrerPolicy;
using blink::WebScriptSource;
using blink::WebSearchableFormData;
using blink::WebSecurityOrigin;
using blink::WebSecurityPolicy;
using blink::WebSerializedScriptValue;
using blink::WebServiceWorkerProvider;
using blink::WebSettings;
using blink::WebString;
using blink::WebThreadSafeData;
using blink::WebURL;
using blink::WebURLError;
using blink::WebURLRequest;
using blink::WebURLResponse;
using blink::WebUserGestureIndicator;
using blink::WebVector;
using blink::WebView;
using blink::mojom::SelectionMenuBehavior;
#if defined(OS_ANDROID)
using blink::WebFloatPoint;
using blink::WebFloatRect;
#endif
namespace content {
// Helper struct keeping track in one place of all the parameters the browser
// provided to the renderer to commit a navigation.
struct PendingNavigationParams {
PendingNavigationParams(
const CommonNavigationParams& common_params,
const RequestNavigationParams& request_params,
base::TimeTicks time_commit_requested,
content::mojom::FrameNavigationControl::CommitNavigationCallback
commit_callback)
: common_params(common_params),
request_params(request_params),
time_commit_requested(time_commit_requested),
commit_callback_(std::move(commit_callback)) {}
~PendingNavigationParams() = default;
CommonNavigationParams common_params;
RequestNavigationParams request_params;
// Time when RenderFrameImpl::CommitNavigation() is called.
base::TimeTicks time_commit_requested;
content::mojom::FrameNavigationControl::CommitNavigationCallback
commit_callback_;
};
namespace {
const int kExtraCharsBeforeAndAfterSelection = 100;
// Maximum number of burst download requests allowed.
const int kBurstDownloadLimit = 10;
const PreviewsState kDisabledPreviewsBits =
PREVIEWS_OFF | PREVIEWS_NO_TRANSFORM;
// Print up to |kMaxCertificateWarningMessages| console messages per frame
// about certificates that will be distrusted in future.
const uint32_t kMaxCertificateWarningMessages = 10;
typedef std::map<int, RenderFrameImpl*> RoutingIDFrameMap;
static base::LazyInstance<RoutingIDFrameMap>::DestructorAtExit
g_routing_id_frame_map = LAZY_INSTANCE_INITIALIZER;
typedef std::map<blink::WebFrame*, RenderFrameImpl*> FrameMap;
base::LazyInstance<FrameMap>::DestructorAtExit g_frame_map =
LAZY_INSTANCE_INITIALIZER;
int64_t ExtractPostId(const WebHistoryItem& item) {
if (item.IsNull() || item.HttpBody().IsNull())
return -1;
return item.HttpBody().Identifier();
}
WebURLResponseExtraDataImpl* GetExtraDataFromResponse(
const WebURLResponse& response) {
return static_cast<WebURLResponseExtraDataImpl*>(response.GetExtraData());
}
void GetRedirectChain(WebDocumentLoader* document_loader,
std::vector<GURL>* result) {
WebVector<WebURL> urls;
document_loader->RedirectChain(urls);
result->reserve(urls.size());
for (size_t i = 0; i < urls.size(); ++i) {
result->push_back(urls[i]);
}
}
// Gets URL that should override the default getter for this data source
// (if any), storing it in |output|. Returns true if there is an override URL.
bool MaybeGetOverriddenURL(WebDocumentLoader* document_loader, GURL* output) {
DocumentState* document_state =
DocumentState::FromDocumentLoader(document_loader);
// If load was from a data URL, then the saved data URL, not the history
// URL, should be the URL of the data source.
if (document_state->was_load_data_with_base_url_request()) {
*output = document_state->data_url();
return true;
}
// WebDocumentLoader has unreachable URL means that the frame is loaded
// through blink::WebFrame::loadData(), and the base URL will be in the
// redirect chain. However, we never visited the baseURL. So in this case, we
// should use the unreachable URL as the original URL.
if (document_loader->HasUnreachableURL()) {
*output = document_loader->UnreachableURL();
return true;
}
return false;
}
// Returns the original request url. If there is no redirect, the original
// url is the same as ds->getRequest()->url(). If the WebDocumentLoader belongs
// to a frame was loaded by loadData, the original url will be
// ds->unreachableURL()
GURL GetOriginalRequestURL(WebDocumentLoader* document_loader) {
GURL overriden_url;
if (MaybeGetOverriddenURL(document_loader, &overriden_url))
return overriden_url;
std::vector<GURL> redirects;
GetRedirectChain(document_loader, &redirects);
if (!redirects.empty())
return redirects.at(0);
return document_loader->OriginalRequest().Url();
}
bool IsBrowserInitiated(PendingNavigationParams* pending) {
// A navigation resulting from loading a javascript URL should not be treated
// as a browser initiated event. Instead, we want it to look as if the page
// initiated any load resulting from JS execution.
return pending &&
!pending->common_params.url.SchemeIs(url::kJavaScriptScheme);
}
// Returns false unless this is a top-level navigation.
bool IsTopLevelNavigation(WebFrame* frame) {
return frame->Parent() == nullptr;
}
WebURLRequest CreateURLRequestForNavigation(
const CommonNavigationParams& common_params,
const RequestNavigationParams& request_params,
std::unique_ptr<NavigationResponseOverrideParameters> response_override,
bool is_view_source_mode_enabled) {
// Use the original navigation url to construct the WebURLRequest. The
// WebURLloaderImpl will replay the redirects afterwards and will eventually
// commit the final url.
const GURL navigation_url = !request_params.original_url.is_empty()
? request_params.original_url
: common_params.url;
const std::string navigation_method = !request_params.original_method.empty()
? request_params.original_method
: common_params.method;
WebURLRequest request(navigation_url);
request.SetHTTPMethod(WebString::FromUTF8(navigation_method));
if (is_view_source_mode_enabled)
request.SetCacheMode(blink::mojom::FetchCacheMode::kForceCache);
WebString web_referrer;
if (common_params.referrer.url.is_valid()) {
web_referrer = WebSecurityPolicy::GenerateReferrerHeader(
common_params.referrer.policy, common_params.url,
WebString::FromUTF8(common_params.referrer.url.spec()));
request.SetHTTPReferrer(web_referrer, common_params.referrer.policy);
if (!web_referrer.IsEmpty()) {
request.SetHTTPOriginIfNeeded(
WebSecurityOrigin(url::Origin::Create(common_params.referrer.url)));
}
}
if (!web_referrer.IsEmpty() ||
common_params.referrer.policy != blink::kWebReferrerPolicyDefault) {
request.SetHTTPReferrer(web_referrer, common_params.referrer.policy);
}
request.SetPreviewsState(
static_cast<WebURLRequest::PreviewsState>(common_params.previews_state));
request.SetOriginPolicy(WebString::FromUTF8(common_params.origin_policy));
auto extra_data = std::make_unique<RequestExtraData>();
extra_data->set_navigation_response_override(std::move(response_override));
extra_data->set_navigation_initiated_by_renderer(
request_params.nav_entry_id == 0);
request.SetExtraData(std::move(extra_data));
request.SetWasDiscarded(request_params.was_discarded);
return request;
}
CommonNavigationParams MakeCommonNavigationParams(
const blink::WebLocalFrameClient::NavigationPolicyInfo& info,
int load_flags) {
Referrer referrer(
GURL(info.url_request.HttpHeaderField(WebString::FromUTF8("Referer"))
.Latin1()),
info.url_request.GetReferrerPolicy());
// No history-navigation is expected to happen.
DCHECK(info.navigation_type != blink::kWebNavigationTypeBackForward);
// Determine the navigation type. No same-document navigation is expected
// because it is loaded immediately by the FrameLoader.
FrameMsg_Navigate_Type::Value navigation_type =
FrameMsg_Navigate_Type::DIFFERENT_DOCUMENT;
if (info.navigation_type == blink::kWebNavigationTypeReload) {
if (load_flags & net::LOAD_BYPASS_CACHE)
navigation_type = FrameMsg_Navigate_Type::RELOAD_BYPASSING_CACHE;
else
navigation_type = FrameMsg_Navigate_Type::RELOAD;
}
base::Optional<SourceLocation> source_location;
if (!info.source_location.url.IsNull()) {
source_location = SourceLocation(info.source_location.url.Latin1(),
info.source_location.line_number,
info.source_location.column_number);
}
CSPDisposition should_check_main_world_csp =
info.should_check_main_world_content_security_policy ==
blink::kWebContentSecurityPolicyDispositionCheck
? CSPDisposition::CHECK
: CSPDisposition::DO_NOT_CHECK;
const RequestExtraData* extra_data =
static_cast<RequestExtraData*>(info.url_request.GetExtraData());
DCHECK(extra_data);
return CommonNavigationParams(
info.url_request.Url(), referrer, extra_data->transition_type(),
navigation_type, true, info.replaces_current_history_item, GURL(), GURL(),
static_cast<PreviewsState>(info.url_request.GetPreviewsState()),
base::TimeTicks::Now(), info.url_request.HttpMethod().Latin1(),
GetRequestBodyForWebURLRequest(info.url_request), source_location,
should_check_main_world_csp, false /* started_from_context_menu */,
info.url_request.HasUserGesture(),
BuildContentSecurityPolicyList(info.url_request.GetNavigationCSP()),
info.url_request.GetNavigationCSP().self_source.has_value()
? base::Optional<CSPSource>(BuildCSPSource(
info.url_request.GetNavigationCSP().self_source.value()))
: base::nullopt);
}
WebFrameLoadType NavigationTypeToLoadType(
FrameMsg_Navigate_Type::Value navigation_type,
bool should_replace_current_entry,
bool has_valid_page_state) {
switch (navigation_type) {
case FrameMsg_Navigate_Type::RELOAD:
case FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL:
return WebFrameLoadType::kReload;
case FrameMsg_Navigate_Type::RELOAD_BYPASSING_CACHE:
return WebFrameLoadType::kReloadBypassingCache;
case FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT:
case FrameMsg_Navigate_Type::HISTORY_DIFFERENT_DOCUMENT:
return WebFrameLoadType::kBackForward;
case FrameMsg_Navigate_Type::RESTORE:
case FrameMsg_Navigate_Type::RESTORE_WITH_POST:
if (has_valid_page_state)
return WebFrameLoadType::kBackForward;
// If there is no valid page state, fall through to the default case.
FALLTHROUGH;
case FrameMsg_Navigate_Type::SAME_DOCUMENT:
case FrameMsg_Navigate_Type::DIFFERENT_DOCUMENT:
return should_replace_current_entry
? WebFrameLoadType::kReplaceCurrentItem
: WebFrameLoadType::kStandard;
default:
NOTREACHED();
return WebFrameLoadType::kStandard;
}
}
RenderFrameImpl::CreateRenderFrameImplFunction g_create_render_frame_impl =
nullptr;
WebString ConvertRelativePathToHtmlAttribute(const base::FilePath& path) {
DCHECK(!path.IsAbsolute());
return WebString::FromUTF8(
std::string("./") +
path.NormalizePathSeparatorsTo(FILE_PATH_LITERAL('/')).AsUTF8Unsafe());
}
// Implementation of WebFrameSerializer::LinkRewritingDelegate that responds
// based on the payload of FrameMsg_GetSerializedHtmlWithLocalLinks.
class LinkRewritingDelegate : public WebFrameSerializer::LinkRewritingDelegate {
public:
LinkRewritingDelegate(
const std::map<GURL, base::FilePath>& url_to_local_path,
const std::map<int, base::FilePath>& frame_routing_id_to_local_path)
: url_to_local_path_(url_to_local_path),
frame_routing_id_to_local_path_(frame_routing_id_to_local_path) {}
bool RewriteFrameSource(WebFrame* frame, WebString* rewritten_link) override {
int routing_id = RenderFrame::GetRoutingIdForWebFrame(frame);
auto it = frame_routing_id_to_local_path_.find(routing_id);
if (it == frame_routing_id_to_local_path_.end())
return false; // This can happen because of https://crbug.com/541354.
const base::FilePath& local_path = it->second;
*rewritten_link = ConvertRelativePathToHtmlAttribute(local_path);
return true;
}
bool RewriteLink(const WebURL& url, WebString* rewritten_link) override {
auto it = url_to_local_path_.find(url);
if (it == url_to_local_path_.end())
return false;
const base::FilePath& local_path = it->second;
*rewritten_link = ConvertRelativePathToHtmlAttribute(local_path);
return true;
}
private:
const std::map<GURL, base::FilePath>& url_to_local_path_;
const std::map<int, base::FilePath>& frame_routing_id_to_local_path_;
};
// Implementation of WebFrameSerializer::MHTMLPartsGenerationDelegate that
// 1. Bases shouldSkipResource and getContentID responses on contents of
// FrameMsg_SerializeAsMHTML_Params.
// 2. Stores digests of urls of serialized resources (i.e. urls reported via
// shouldSkipResource) into |serialized_resources_uri_digests| passed
// to the constructor.
class MHTMLPartsGenerationDelegate
: public WebFrameSerializer::MHTMLPartsGenerationDelegate {
public:
MHTMLPartsGenerationDelegate(
const FrameMsg_SerializeAsMHTML_Params& params,
std::set<std::string>* serialized_resources_uri_digests)
: params_(params),
serialized_resources_uri_digests_(serialized_resources_uri_digests) {
DCHECK(serialized_resources_uri_digests_);
}
bool ShouldSkipResource(const WebURL& url) override {
std::string digest =
crypto::SHA256HashString(params_.salt + GURL(url).spec());
// Skip if the |url| already covered by serialization of an *earlier* frame.
if (base::ContainsKey(params_.digests_of_uris_to_skip, digest))
return true;
// Let's record |url| as being serialized for the *current* frame.
auto pair = serialized_resources_uri_digests_->insert(digest);
bool insertion_took_place = pair.second;
DCHECK(insertion_took_place); // Blink should dedupe within a frame.
return false;
}
blink::WebFrameSerializerCacheControlPolicy CacheControlPolicy() override {
return params_.mhtml_cache_control_policy;
}
bool UseBinaryEncoding() override { return params_.mhtml_binary_encoding; }
bool RemovePopupOverlay() override {
return params_.mhtml_popup_overlay_removal;
}
bool UsePageProblemDetectors() override {
return params_.mhtml_problem_detection;
}
private:
const FrameMsg_SerializeAsMHTML_Params& params_;
std::set<std::string>* serialized_resources_uri_digests_;
DISALLOW_COPY_AND_ASSIGN(MHTMLPartsGenerationDelegate);
};
bool IsHttpPost(const blink::WebURLRequest& request) {
return request.HttpMethod().Utf8() == "POST";
}
// Writes to file the serialized and encoded MHTML data from WebThreadSafeData
// instances.
MhtmlSaveStatus WriteMHTMLToDisk(std::vector<WebThreadSafeData> mhtml_contents,
base::File file) {
TRACE_EVENT0("page-serialization", "WriteMHTMLToDisk (RenderFrameImpl)");
SCOPED_UMA_HISTOGRAM_TIMER(
"PageSerialization.MhtmlGeneration.WriteToDiskTime.SingleFrame");
DCHECK(!RenderThread::Get()) << "Should not run in the main renderer thread";
MhtmlSaveStatus save_status = MhtmlSaveStatus::SUCCESS;
for (const WebThreadSafeData& data : mhtml_contents) {
if (!data.IsEmpty() &&
file.WriteAtCurrentPos(data.Data(), data.size()) < 0) {
save_status = MhtmlSaveStatus::FILE_WRITTING_ERROR;
break;
}
}
// Explicitly close |file| here to make sure to include any flush operations
// in the UMA metric.
file.Close();
return save_status;
}
FaviconURL::IconType ToFaviconType(blink::WebIconURL::Type type) {
switch (type) {
case blink::WebIconURL::kTypeFavicon:
return FaviconURL::IconType::kFavicon;
case blink::WebIconURL::kTypeTouch:
return FaviconURL::IconType::kTouchIcon;
case blink::WebIconURL::kTypeTouchPrecomposed:
return FaviconURL::IconType::kTouchPrecomposedIcon;
case blink::WebIconURL::kTypeInvalid:
return FaviconURL::IconType::kInvalid;
}
NOTREACHED();
return FaviconURL::IconType::kInvalid;
}
std::vector<gfx::Size> ConvertToFaviconSizes(
const blink::WebVector<blink::WebSize>& web_sizes) {
std::vector<gfx::Size> result;
result.reserve(web_sizes.size());
for (const blink::WebSize& web_size : web_sizes)
result.push_back(gfx::Size(web_size));
return result;
}
// Use this for histograms with dynamically generated names, which otherwise
// can't use the UMA_HISTOGRAM_MEMORY_MB macro without code duplication.
void RecordSuffixedMemoryMBHistogram(base::StringPiece name,
base::StringPiece suffix,
int sample_mb) {
std::string name_with_suffix;
name.CopyToString(&name_with_suffix);
suffix.AppendToString(&name_with_suffix);
base::UmaHistogramMemoryMB(name_with_suffix, sample_mb);
}
void RecordSuffixedRendererMemoryMetrics(
const RenderThreadImpl::RendererMemoryMetrics& memory_metrics,
base::StringPiece suffix) {
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.PartitionAlloc",
suffix,
memory_metrics.partition_alloc_kb / 1024);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.BlinkGC",
suffix, memory_metrics.blink_gc_kb / 1024);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.Malloc", suffix,
memory_metrics.malloc_mb);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.Discardable",
suffix, memory_metrics.discardable_kb / 1024);
RecordSuffixedMemoryMBHistogram(
"Memory.Experimental.Renderer.V8MainThreadIsolate", suffix,
memory_metrics.v8_main_thread_isolate_mb);
RecordSuffixedMemoryMBHistogram("Memory.Experimental.Renderer.TotalAllocated",
suffix, memory_metrics.total_allocated_mb);
RecordSuffixedMemoryMBHistogram(
"Memory.Experimental.Renderer.NonDiscardableTotalAllocated", suffix,
memory_metrics.non_discardable_total_allocated_mb);
RecordSuffixedMemoryMBHistogram(
"Memory.Experimental.Renderer.TotalAllocatedPerRenderView", suffix,
memory_metrics.total_allocated_per_render_view_mb);
}
// See also LOG_NAVIGATION_TIMING_HISTOGRAM in NavigationHandleImpl.
void RecordReadyToCommitUntilCommitHistogram(base::TimeDelta delay,
ui::PageTransition transition) {
UMA_HISTOGRAM_TIMES("Navigation.Renderer.ReadyToCommitUntilCommit", delay);
if (transition & ui::PAGE_TRANSITION_FORWARD_BACK) {
UMA_HISTOGRAM_TIMES(
"Navigation.Renderer.ReadyToCommitUntilCommit.BackForward", delay);
} else if (ui::PageTransitionCoreTypeIs(transition,
ui::PAGE_TRANSITION_RELOAD)) {
UMA_HISTOGRAM_TIMES("Navigation.Renderer.ReadyToCommitUntilCommit.Reload",
delay);
} else if (ui::PageTransitionIsNewNavigation(transition)) {
UMA_HISTOGRAM_TIMES(
"Navigation.Renderer.ReadyToCommitUntilCommit.NewNavigation", delay);
} else {
NOTREACHED() << "Invalid page transition: " << transition;
}
}
blink::mojom::BlobURLTokenPtrInfo CloneBlobURLToken(
mojo::MessagePipeHandle handle) {
if (!handle.is_valid())
return nullptr;
blink::mojom::BlobURLTokenPtrInfo result;
blink::mojom::BlobURLTokenPtr token(
blink::mojom::BlobURLTokenPtrInfo(mojo::ScopedMessagePipeHandle(handle),
blink::mojom::BlobURLToken::Version_));
token->Clone(MakeRequest(&result));
ignore_result(token.PassInterface().PassHandle().release());
return result;
}
// Creates a fully functional DocumentState in the case where we do not have
// pending_navigation_params_ available in the RenderFrameImpl.
std::unique_ptr<DocumentState> BuildDocumentState() {
std::unique_ptr<DocumentState> document_state =
std::make_unique<DocumentState>();
document_state->set_navigation_state(
NavigationStateImpl::CreateContentInitiated());
return document_state;
}
// Creates a fully functional DocumentState in the case where we have
// pending_navigation_params_ available in the RenderFrameImpl.
// TODO(ahemery): This currently removes the callback from the pending params
// which is a bit counterintuitive. We would like to leave
// pending_navigation_params in a valid state. Callback should probably not be
// a part of PendingNavigationParams.
std::unique_ptr<DocumentState> BuildDocumentStateFromPending(
PendingNavigationParams* pending_navigation_params,
const network::ResourceResponseHead* head) {
std::unique_ptr<DocumentState> document_state(new DocumentState());
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state.get());
const CommonNavigationParams& common_params =
pending_navigation_params->common_params;
const RequestNavigationParams& request_params =
pending_navigation_params->request_params;
DCHECK(!common_params.navigation_start.is_null());
DCHECK(!common_params.url.SchemeIs(url::kJavaScriptScheme));
if (common_params.navigation_type == FrameMsg_Navigate_Type::RESTORE) {
// We're doing a load of a page that was restored from the last session.
// By default this prefers the cache over loading
// (LOAD_SKIP_CACHE_VALIDATION) which can result in stale data for pages
// that are set to expire. We explicitly override that by setting the
// policy here so that as necessary we load from the network.
//
// TODO(davidben): Remove this in favor of passing a cache policy to the
// loadHistoryItem call in OnNavigate. That requires not overloading
// UseProtocolCachePolicy to mean both "normal load" and "determine cache
// policy based on load type, etc".
internal_data->set_cache_policy_override(
blink::mojom::FetchCacheMode::kDefault);
}
internal_data->set_is_overriding_user_agent(
request_params.is_overriding_user_agent);
internal_data->set_must_reset_scroll_and_scale_state(
common_params.navigation_type ==
FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL);
document_state->set_can_load_local_resources(
request_params.can_load_local_resources);
if (head) {
if (head->headers)
internal_data->set_http_status_code(head->headers->response_code());
document_state->set_was_fetched_via_spdy(head->was_fetched_via_spdy);
document_state->set_was_alpn_negotiated(head->was_alpn_negotiated);
document_state->set_alpn_negotiated_protocol(
head->alpn_negotiated_protocol);
document_state->set_was_alternate_protocol_available(
head->was_alternate_protocol_available);
document_state->set_connection_info(head->connection_info);
}
bool load_data = !common_params.base_url_for_data_url.is_empty() &&
!common_params.history_url_for_data_url.is_empty() &&
common_params.url.SchemeIs(url::kDataScheme);
document_state->set_was_load_data_with_base_url_request(load_data);
if (load_data)
document_state->set_data_url(common_params.url);
document_state->set_navigation_state(
NavigationStateImpl::CreateBrowserInitiated(
pending_navigation_params->common_params,
pending_navigation_params->request_params,
pending_navigation_params->time_commit_requested,
std::move(pending_navigation_params->commit_callback_)));
return document_state;
}
void ApplyFilePathAlias(blink::WebURLRequest* request) {
const base::CommandLine::StringType file_url_path_alias =
base::CommandLine::ForCurrentProcess()->GetSwitchValueNative(
switches::kFileUrlPathAlias);
if (file_url_path_alias.empty())
return;
const auto alias_mapping =
base::SplitString(file_url_path_alias, FILE_PATH_LITERAL("="),
base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
if (alias_mapping.size() != 2) {
LOG(ERROR) << "Invalid file path alias format.";
return;
}
#if defined(OS_WIN)
base::string16 path = request->Url().GetString().Utf16();
const base::string16 file_prefix =
base::ASCIIToUTF16(url::kFileScheme) +
base::ASCIIToUTF16(url::kStandardSchemeSeparator);
#else
std::string path = request->Url().GetString().Utf8();
const std::string file_prefix =
std::string(url::kFileScheme) + url::kStandardSchemeSeparator;
#endif
if (!base::StartsWith(path, file_prefix + alias_mapping[0],
base::CompareCase::SENSITIVE)) {
return;
}
base::ReplaceFirstSubstringAfterOffset(&path, 0, alias_mapping[0],
alias_mapping[1]);
request->SetURL(blink::WebURL(GURL(path)));
}
// Packs all navigation timings sent by the browser to a blink understandable
// format, blink::WebNavigationTimings.
blink::WebNavigationTimings BuildNavigationTimings(
const base::TimeTicks& navigation_start,
const NavigationTiming& browser_navigation_timings) {
blink::WebNavigationTimings renderer_navigation_timings;
// Sanitizes the navigation_start timestamp for browser-initiated navigations,
// where the browser possibly has a better notion of start time than the
// renderer. In the case of cross-process navigations, this carries over the
// time of finishing the onbeforeunload handler of the previous page.
// TimeTicks is sometimes not monotonic across processes, and because
// |browser_navigation_start| is likely before this process existed,
// InterProcessTimeTicksConverter won't help. The timestamp is sanitized by
// clamping it to now.
DCHECK(!navigation_start.is_null());
renderer_navigation_timings.navigation_start =
std::min(navigation_start, base::TimeTicks::Now());
renderer_navigation_timings.redirect_start =
browser_navigation_timings.redirect_start;
renderer_navigation_timings.redirect_end =
browser_navigation_timings.redirect_end;
renderer_navigation_timings.fetch_start =
browser_navigation_timings.fetch_start;
return renderer_navigation_timings;
}
} // namespace
class RenderFrameImpl::FrameURLLoaderFactory
: public blink::WebURLLoaderFactory {
public:
explicit FrameURLLoaderFactory(base::WeakPtr<RenderFrameImpl> frame)
: frame_(std::move(frame)) {}
~FrameURLLoaderFactory() override = default;
std::unique_ptr<blink::WebURLLoader> CreateURLLoader(
const WebURLRequest& request,
std::unique_ptr<blink::scheduler::WebResourceLoadingTaskRunnerHandle>
task_runner_handle) override {
// This should not be called if the frame is detached.
DCHECK(frame_);
mojom::KeepAliveHandlePtr keep_alive_handle;
if (request.GetKeepalive()) {
frame_->GetFrameHost()->IssueKeepAliveHandle(
mojo::MakeRequest(&keep_alive_handle));
}
scoped_refptr<network::SharedURLLoaderFactory> loader_factory =
frame_->GetLoaderFactoryBundle();
if (request.GetRequestContext() == WebURLRequest::kRequestContextPrefetch &&
frame_->prefetch_loader_factory_) {
// The frame should be alive when this factory is used.
loader_factory =
base::MakeRefCounted<network::WeakWrapperSharedURLLoaderFactory>(
frame_->prefetch_loader_factory_.get());
}
return std::make_unique<WebURLLoaderImpl>(
RenderThreadImpl::current()->resource_dispatcher(),
std::move(task_runner_handle), std::move(loader_factory),
std::move(keep_alive_handle));
}
private:
base::WeakPtr<RenderFrameImpl> frame_;
DISALLOW_COPY_AND_ASSIGN(FrameURLLoaderFactory);
};
// The following methods are outside of the anonymous namespace to ensure that
// the corresponding symbols get emmitted even on symbol_level 1.
NOINLINE void ExhaustMemory() {
volatile void* ptr = nullptr;
do {
ptr = malloc(0x10000000);
base::debug::Alias(&ptr);
} while (ptr);
}
#if defined(ADDRESS_SANITIZER)
NOINLINE void MaybeTriggerAsanError(const GURL& url) {
// NOTE(rogerm): We intentionally perform an invalid heap access here in
// order to trigger an Address Sanitizer (ASAN) error report.
if (url == kChromeUICrashHeapOverflowURL) {
LOG(ERROR) << "Intentionally causing ASAN heap overflow"
<< " because user navigated to " << url.spec();
base::debug::AsanHeapOverflow();
} else if (url == kChromeUICrashHeapUnderflowURL) {
LOG(ERROR) << "Intentionally causing ASAN heap underflow"
<< " because user navigated to " << url.spec();
base::debug::AsanHeapUnderflow();
} else if (url == kChromeUICrashUseAfterFreeURL) {
LOG(ERROR) << "Intentionally causing ASAN heap use-after-free"
<< " because user navigated to " << url.spec();
base::debug::AsanHeapUseAfterFree();
#if defined(OS_WIN)
} else if (url == kChromeUICrashCorruptHeapBlockURL) {
LOG(ERROR) << "Intentionally causing ASAN corrupt heap block"
<< " because user navigated to " << url.spec();
base::debug::AsanCorruptHeapBlock();
} else if (url == kChromeUICrashCorruptHeapURL) {
LOG(ERROR) << "Intentionally causing ASAN corrupt heap"
<< " because user navigated to " << url.spec();
base::debug::AsanCorruptHeap();
#endif // OS_WIN
}
}
#endif // ADDRESS_SANITIZER
// Returns true if the URL is a debug URL, false otherwise. These URLs do not
// commit, though they are intentionally left in the address bar above the
// effect they cause (e.g., a sad tab).
void HandleChromeDebugURL(const GURL& url) {
DCHECK(IsRendererDebugURL(url) && !url.SchemeIs(url::kJavaScriptScheme));
if (url == kChromeUIBadCastCrashURL) {
LOG(ERROR) << "Intentionally crashing (with bad cast)"
<< " because user navigated to " << url.spec();
internal::BadCastCrashIntentionally();
} else if (url == kChromeUICrashURL) {
LOG(ERROR) << "Intentionally crashing (with null pointer dereference)"
<< " because user navigated to " << url.spec();
internal::CrashIntentionally();
} else if (url == kChromeUIDumpURL) {
// This URL will only correctly create a crash dump file if content is
// hosted in a process that has correctly called
// base::debug::SetDumpWithoutCrashingFunction. Refer to the documentation
// of base::debug::DumpWithoutCrashing for more details.
base::debug::DumpWithoutCrashing();
#if defined(OS_WIN) || defined(OS_POSIX)
} else if (url == kChromeUIKillURL) {
LOG(ERROR) << "Intentionally terminating current process because user"
" navigated to "
<< url.spec();
// Simulate termination such that the base::GetTerminationStatus() API will
// return TERMINATION_STATUS_PROCESS_WAS_KILLED.
#if defined(OS_WIN)
base::Process::TerminateCurrentProcessImmediately(
base::win::kProcessKilledExitCode);
#elif defined(OS_POSIX)
PCHECK(kill(base::Process::Current().Pid(), SIGTERM) == 0);
#endif
#endif // defined(OS_WIN) || defined(OS_POSIX)
} else if (url == kChromeUIHangURL) {
LOG(ERROR) << "Intentionally hanging ourselves with sleep infinite loop"
<< " because user navigated to " << url.spec();
for (;;) {
base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(1));
}
} else if (url == kChromeUIShorthangURL) {
LOG(ERROR) << "Intentionally sleeping renderer for 20 seconds"
<< " because user navigated to " << url.spec();
base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(20));
} else if (url == kChromeUIMemoryExhaustURL) {
LOG(ERROR)
<< "Intentionally exhausting renderer memory because user navigated to "
<< url.spec();
ExhaustMemory();
} else if (url == kChromeUICheckCrashURL) {
LOG(ERROR) << "Intentionally causing CHECK because user navigated to "
<< url.spec();
CHECK(false);
}
#if defined(OS_WIN)
if (url == kChromeUIHeapCorruptionCrashURL) {
LOG(ERROR)
<< "Intentionally causing heap corruption because user navigated to "
<< url.spec();
base::debug::win::TerminateWithHeapCorruption();
}
#endif
#if DCHECK_IS_ON()
if (url == kChromeUICrashDcheckURL) {
LOG(ERROR) << "Intentionally causing DCHECK because user navigated to "
<< url.spec();
DCHECK(false) << "Intentional DCHECK.";
}
#endif
#if defined(ADDRESS_SANITIZER)
MaybeTriggerAsanError(url);
#endif // ADDRESS_SANITIZER
}
const std::string& UniqueNameForWebFrame(blink::WebFrame* frame) {
return frame->IsWebLocalFrame()
? RenderFrameImpl::FromWebFrame(frame)->unique_name()
: RenderFrameProxy::FromWebFrame(frame->ToWebRemoteFrame())
->unique_name();
}
RenderFrameImpl::UniqueNameFrameAdapter::UniqueNameFrameAdapter(
RenderFrameImpl* render_frame)
: render_frame_(render_frame) {}
RenderFrameImpl::UniqueNameFrameAdapter::~UniqueNameFrameAdapter() {}
bool RenderFrameImpl::UniqueNameFrameAdapter::IsMainFrame() const {
return render_frame_->IsMainFrame();
}
bool RenderFrameImpl::UniqueNameFrameAdapter::IsCandidateUnique(
base::StringPiece name) const {
// This method is currently O(N), where N = number of frames in the tree.
DCHECK(!name.empty());
for (blink::WebFrame* frame = GetWebFrame()->Top(); frame;
frame = frame->TraverseNext()) {
if (UniqueNameForWebFrame(frame) == name)
return false;
}
return true;
}
int RenderFrameImpl::UniqueNameFrameAdapter::GetSiblingCount() const {
int sibling_count = 0;
for (blink::WebFrame* frame = GetWebFrame()->Parent()->FirstChild(); frame;
frame = frame->NextSibling()) {
if (frame == GetWebFrame())
continue;
++sibling_count;
}
return sibling_count;
}
int RenderFrameImpl::UniqueNameFrameAdapter::GetChildCount() const {
int child_count = 0;
for (blink::WebFrame* frame = GetWebFrame()->FirstChild(); frame;
frame = frame->NextSibling()) {
++child_count;
}
return child_count;
}
std::vector<base::StringPiece>
RenderFrameImpl::UniqueNameFrameAdapter::CollectAncestorNames(
BeginPoint begin_point,
bool (*should_stop)(base::StringPiece)) const {
std::vector<base::StringPiece> result;
for (blink::WebFrame* frame = begin_point == BeginPoint::kParentFrame
? GetWebFrame()->Parent()
: GetWebFrame();
frame; frame = frame->Parent()) {
result.push_back(UniqueNameForWebFrame(frame));
if (should_stop(result.back()))
break;
}
return result;
}
std::vector<int> RenderFrameImpl::UniqueNameFrameAdapter::GetFramePosition(
BeginPoint begin_point) const {
std::vector<int> result;
blink::WebFrame* parent = begin_point == BeginPoint::kParentFrame
? GetWebFrame()->Parent()
: GetWebFrame();
blink::WebFrame* child =
begin_point == BeginPoint::kParentFrame ? GetWebFrame() : nullptr;
while (parent) {
int position_in_parent = 0;
blink::WebFrame* sibling = parent->FirstChild();
while (sibling != child) {
sibling = sibling->NextSibling();
++position_in_parent;
}
result.push_back(position_in_parent);
child = parent;
parent = parent->Parent();
}
return result;
}
blink::WebLocalFrame* RenderFrameImpl::UniqueNameFrameAdapter::GetWebFrame()
const {
return render_frame_->frame_;
}
// static
RenderFrameImpl* RenderFrameImpl::Create(
RenderViewImpl* render_view,
int32_t routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
const base::UnguessableToken& devtools_frame_token) {
DCHECK(routing_id != MSG_ROUTING_NONE);
CreateParams params(render_view, routing_id, std::move(interface_provider),
devtools_frame_token);
if (g_create_render_frame_impl)
return g_create_render_frame_impl(std::move(params));
else
return new RenderFrameImpl(std::move(params));
}
// static
RenderFrame* RenderFrame::FromRoutingID(int routing_id) {
return RenderFrameImpl::FromRoutingID(routing_id);
}
// static
RenderFrameImpl* RenderFrameImpl::FromRoutingID(int routing_id) {
RoutingIDFrameMap::iterator iter =
g_routing_id_frame_map.Get().find(routing_id);
if (iter != g_routing_id_frame_map.Get().end())
return iter->second;
return nullptr;
}
// static
RenderFrameImpl* RenderFrameImpl::CreateMainFrame(
RenderViewImpl* render_view,
int32_t routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
int32_t widget_routing_id,
bool hidden,
const ScreenInfo& screen_info,
CompositorDependencies* compositor_deps,
blink::WebFrame* opener,
const base::UnguessableToken& devtools_frame_token,
const FrameReplicationState& replicated_state,
bool has_committed_real_load) {
// A main frame RenderFrame must have a RenderWidget.
DCHECK_NE(MSG_ROUTING_NONE, widget_routing_id);
RenderFrameImpl* render_frame = RenderFrameImpl::Create(
render_view, routing_id, std::move(interface_provider),
devtools_frame_token);
render_frame->InitializeBlameContext(nullptr);
WebLocalFrame* web_frame = WebLocalFrame::CreateMainFrame(
render_view->webview(), render_frame,
render_frame->blink_interface_registry_.get(), opener,
// This conversion is a little sad, as this often comes from a
// WebString...
WebString::FromUTF8(replicated_state.name),
replicated_state.frame_policy.sandbox_flags);
if (has_committed_real_load)
web_frame->SetCommittedFirstRealLoad();
render_frame->render_widget_ = RenderWidget::CreateForFrame(
widget_routing_id, hidden, screen_info, compositor_deps, web_frame);
// TODO(avi): This DCHECK is to track cleanup for https://crbug.com/545684
DCHECK_EQ(render_view->GetWidget(), render_frame->render_widget_)
<< "Main frame is no longer reusing the RenderView as its widget! "
<< "Does the RenderFrame need to register itself with the RenderWidget?";
render_frame->in_frame_tree_ = true;
return render_frame;
}
// static
void RenderFrameImpl::CreateFrame(
int routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
int proxy_routing_id,
int opener_routing_id,
int parent_routing_id,
int previous_sibling_routing_id,
const base::UnguessableToken& devtools_frame_token,
const FrameReplicationState& replicated_state,
CompositorDependencies* compositor_deps,
const mojom::CreateFrameWidgetParams& widget_params,
const FrameOwnerProperties& frame_owner_properties,
bool has_committed_real_load) {
blink::WebLocalFrame* web_frame;
RenderFrameImpl* render_frame;
if (proxy_routing_id == MSG_ROUTING_NONE) {
// TODO(alexmos): This path is currently used only:
// 1) When recreating a RenderFrame after a crash.
// 2) In tests that issue this IPC directly.
// These two cases should be cleaned up to also pass a proxy_routing_id,
// which would allow removing this branch altogether. See
// https://crbug.com/756790.
RenderFrameProxy* parent_proxy =
RenderFrameProxy::FromRoutingID(parent_routing_id);
// If the browser is sending a valid parent routing id, it should already
// be created and registered.
CHECK(parent_proxy);
blink::WebRemoteFrame* parent_web_frame = parent_proxy->web_frame();
blink::WebFrame* previous_sibling_web_frame = nullptr;
RenderFrameProxy* previous_sibling_proxy =
RenderFrameProxy::FromRoutingID(previous_sibling_routing_id);
if (previous_sibling_proxy)
previous_sibling_web_frame = previous_sibling_proxy->web_frame();
// Create the RenderFrame and WebLocalFrame, linking the two.
render_frame = RenderFrameImpl::Create(
parent_proxy->render_view(), routing_id, std::move(interface_provider),
devtools_frame_token);
render_frame->InitializeBlameContext(FromRoutingID(parent_routing_id));
render_frame->unique_name_helper_.set_propagated_name(
replicated_state.unique_name);
web_frame = parent_web_frame->CreateLocalChild(
replicated_state.scope, WebString::FromUTF8(replicated_state.name),
replicated_state.frame_policy.sandbox_flags, render_frame,
render_frame->blink_interface_registry_.get(),
previous_sibling_web_frame,
replicated_state.frame_policy.container_policy,
ConvertFrameOwnerPropertiesToWebFrameOwnerProperties(
frame_owner_properties),
ResolveOpener(opener_routing_id));
// The RenderFrame is created and inserted into the frame tree in the above
// call to createLocalChild.
render_frame->in_frame_tree_ = true;
} else {
RenderFrameProxy* proxy =
RenderFrameProxy::FromRoutingID(proxy_routing_id);
// The remote frame could've been detached while the remote-to-local
// navigation was being initiated in the browser process. Drop the
// navigation and don't create the frame in that case. See
// https://crbug.com/526304.
if (!proxy)
return;
render_frame = RenderFrameImpl::Create(proxy->render_view(), routing_id,
std::move(interface_provider),
devtools_frame_token);
render_frame->InitializeBlameContext(nullptr);
render_frame->proxy_routing_id_ = proxy_routing_id;
proxy->set_provisional_frame_routing_id(routing_id);
web_frame = blink::WebLocalFrame::CreateProvisional(
render_frame, render_frame->blink_interface_registry_.get(),
proxy->web_frame(), replicated_state.frame_policy.sandbox_flags,
replicated_state.frame_policy.container_policy);
}
CHECK(parent_routing_id != MSG_ROUTING_NONE || !web_frame->Parent());
if (widget_params.routing_id != MSG_ROUTING_NONE) {
// TODO(fsamuel): It's not clear if we should be passing in the
// web ScreenInfo or the original ScreenInfo here.
render_frame->render_widget_ = RenderWidget::CreateForFrame(
widget_params.routing_id, widget_params.hidden,
render_frame->render_view_->GetWebScreenInfo(), compositor_deps,
web_frame);
}
if (has_committed_real_load)
web_frame->SetCommittedFirstRealLoad();
render_frame->Initialize();
}
// static
RenderFrame* RenderFrame::FromWebFrame(blink::WebLocalFrame* web_frame) {
return RenderFrameImpl::FromWebFrame(web_frame);
}
// static
void RenderFrame::ForEach(RenderFrameVisitor* visitor) {
FrameMap* frames = g_frame_map.Pointer();
for (FrameMap::iterator it = frames->begin(); it != frames->end(); ++it) {
if (!visitor->Visit(it->second))
return;
}
}
// static
int RenderFrame::GetRoutingIdForWebFrame(blink::WebFrame* web_frame) {
if (!web_frame)
return MSG_ROUTING_NONE;
if (web_frame->IsWebRemoteFrame()) {
return RenderFrameProxy::FromWebFrame(web_frame->ToWebRemoteFrame())
->routing_id();
}
return RenderFrameImpl::FromWebFrame(web_frame)->GetRoutingID();
}
// static
RenderFrameImpl* RenderFrameImpl::FromWebFrame(blink::WebFrame* web_frame) {
FrameMap::iterator iter = g_frame_map.Get().find(web_frame);
if (iter != g_frame_map.Get().end())
return iter->second;
return nullptr;
}
// static
void RenderFrameImpl::InstallCreateHook(
CreateRenderFrameImplFunction create_render_frame_impl) {
CHECK(!g_create_render_frame_impl);
g_create_render_frame_impl = create_render_frame_impl;
}
// static
blink::WebFrame* RenderFrameImpl::ResolveOpener(int opener_frame_routing_id) {
if (opener_frame_routing_id == MSG_ROUTING_NONE)
return nullptr;
// Opener routing ID could refer to either a RenderFrameProxy or a
// RenderFrame, so need to check both.
RenderFrameProxy* opener_proxy =
RenderFrameProxy::FromRoutingID(opener_frame_routing_id);
if (opener_proxy)
return opener_proxy->web_frame();
RenderFrameImpl* opener_frame =
RenderFrameImpl::FromRoutingID(opener_frame_routing_id);
if (opener_frame)
return opener_frame->GetWebFrame();
return nullptr;
}
blink::WebURL RenderFrameImpl::OverrideFlashEmbedWithHTML(
const blink::WebURL& url) {
return GetContentClient()->renderer()->OverrideFlashEmbedWithHTML(url);
}
// RenderFrameImpl::CreateParams --------------------------------------------
RenderFrameImpl::CreateParams::CreateParams(
RenderViewImpl* render_view,
int32_t routing_id,
service_manager::mojom::InterfaceProviderPtr interface_provider,
const base::UnguessableToken& devtools_frame_token)
: render_view(render_view),
routing_id(routing_id),
interface_provider(std::move(interface_provider)),
devtools_frame_token(devtools_frame_token) {}
RenderFrameImpl::CreateParams::~CreateParams() = default;
RenderFrameImpl::CreateParams::CreateParams(CreateParams&&) = default;
RenderFrameImpl::CreateParams& RenderFrameImpl::CreateParams::operator=(
CreateParams&&) = default;
// RenderFrameImpl ----------------------------------------------------------
RenderFrameImpl::RenderFrameImpl(CreateParams params)
: frame_(nullptr),
is_main_frame_(true),
unique_name_frame_adapter_(this),
unique_name_helper_(&unique_name_frame_adapter_),
in_browser_initiated_detach_(false),
in_frame_tree_(false),
render_view_(params.render_view),
routing_id_(params.routing_id),
proxy_routing_id_(MSG_ROUTING_NONE),
#if BUILDFLAG(ENABLE_PLUGINS)
plugin_power_saver_helper_(nullptr),
#endif
cookie_jar_(this),
selection_text_offset_(0),
selection_range_(gfx::Range::InvalidRange()),
handling_select_range_(false),
web_user_media_client_(nullptr),
push_messaging_client_(nullptr),
render_accessibility_(nullptr),
previews_state_(PREVIEWS_UNSPECIFIED),
effective_connection_type_(
blink::WebEffectiveConnectionType::kTypeUnknown),
is_pasting_(false),
suppress_further_dialogs_(false),
blame_context_(nullptr),
#if BUILDFLAG(ENABLE_PLUGINS)
focused_pepper_plugin_(nullptr),
pepper_last_mouse_event_target_(nullptr),
#endif
engagement_binding_(this),
autoplay_configuration_binding_(this),
frame_binding_(this),
host_zoom_binding_(this),
frame_bindings_control_binding_(this),
frame_navigation_control_binding_(this),
fullscreen_binding_(this),
navigation_client_impl_(nullptr),
has_accessed_initial_document_(false),
media_factory_(this,
base::Bind(&RenderFrameImpl::RequestOverlayRoutingToken,
base::Unretained(this))),
input_target_client_impl_(this),
devtools_frame_token_(params.devtools_frame_token),
weak_factory_(this) {
// The InterfaceProvider to access Mojo services exposed by the RFHI must be
// provided at construction time. See: https://crbug.com/729021/.
CHECK(params.interface_provider.is_bound());
remote_interfaces_.Bind(std::move(params.interface_provider));
blink_interface_registry_.reset(new BlinkInterfaceRegistryImpl(
registry_.GetWeakPtr(), associated_interfaces_.GetWeakPtr()));
// Must call after binding our own remote interfaces.
media_factory_.SetupMojo();
std::pair<RoutingIDFrameMap::iterator, bool> result =
g_routing_id_frame_map.Get().insert(std::make_pair(routing_id_, this));
CHECK(result.second) << "Inserting a duplicate item.";
RenderThread::Get()->AddRoute(routing_id_, this);
// Everything below subclasses RenderFrameObserver and is automatically
// deleted when the RenderFrame gets deleted.
#if defined(OS_ANDROID)
new GinJavaBridgeDispatcher(this);
#endif
#if BUILDFLAG(ENABLE_PLUGINS)
// Manages its own lifetime.
plugin_power_saver_helper_ = new PluginPowerSaverHelper(this);
#endif
manifest_manager_ = std::make_unique<ManifestManager>(this);
// TODO(ajwong): This always returns true as is_main_frame_ gets initialized
// later in RenderFrameImpl::Initialize(). Should the conditional be in
// RenderFrameImpl::Initialize()? https://crbug.com/840533
if (IsMainFrame()) {
// Manages its own lifetime.
new ManifestChangeNotifier(this);
}
}
mojom::FrameHost* RenderFrameImpl::GetFrameHost() {
if (!frame_host_ptr_.is_bound())
GetRemoteAssociatedInterfaces()->GetInterface(&frame_host_ptr_);
return frame_host_ptr_.get();
}
RenderFrameImpl::~RenderFrameImpl() {
// If file chooser is still waiting for answer, dispatch empty answer.
if (file_chooser_completion_) {
file_chooser_completion_->DidChooseFile(WebVector<WebString>());
file_chooser_completion_ = nullptr;
}
for (auto& observer : observers_)
observer.RenderFrameGone();
for (auto& observer : observers_)
observer.OnDestruct();
base::trace_event::TraceLog::GetInstance()->RemoveProcessLabel(routing_id_);
if (auto* factory = AudioOutputIPCFactory::get())
factory->MaybeDeregisterRemoteFactory(GetRoutingID());
// |thread| may be null in tests.
if (auto* thread = RenderThreadImpl::current()) {
if (auto* controller = thread->low_memory_mode_controller())
controller->OnFrameDestroyed(IsMainFrame());
}
if (is_main_frame_) {
// Ensure the RenderView doesn't point to this object, once it is destroyed.
// TODO(nasko): Add a check that the |main_render_frame_| of |render_view_|
// is |this|, once the object is no longer leaked.
// See https://crbug.com/464764.
render_view_->main_render_frame_ = nullptr;
}
g_routing_id_frame_map.Get().erase(routing_id_);
RenderThread::Get()->RemoveRoute(routing_id_);
}
void RenderFrameImpl::Initialize() {
is_main_frame_ = !frame_->Parent();
GetRenderWidget()->RegisterRenderFrame(this);
RenderFrameImpl* parent_frame =
RenderFrameImpl::FromWebFrame(frame_->Parent());
if (parent_frame) {
previews_state_ = parent_frame->GetPreviewsState();
effective_connection_type_ = parent_frame->GetEffectiveConnectionType();
}
bool is_tracing_rail = false;
bool is_tracing_navigation = false;
TRACE_EVENT_CATEGORY_GROUP_ENABLED("navigation", &is_tracing_navigation);
TRACE_EVENT_CATEGORY_GROUP_ENABLED("rail", &is_tracing_rail);
if (is_tracing_rail || is_tracing_navigation) {
int parent_id = RenderFrame::GetRoutingIdForWebFrame(frame_->Parent());
TRACE_EVENT2("navigation,rail", "RenderFrameImpl::Initialize",
"id", routing_id_,
"parent", parent_id);
}
// |thread| may be null in tests.
if (auto* thread = RenderThreadImpl::current()) {
if (auto* controller = thread->low_memory_mode_controller())
controller->OnFrameCreated(IsMainFrame());
}
#if BUILDFLAG(ENABLE_PLUGINS)
new PepperBrowserConnection(this);
#endif
shared_worker_repository_ =
std::make_unique<SharedWorkerRepository>(GetInterfaceProvider());
GetWebFrame()->SetSharedWorkerRepositoryClient(
shared_worker_repository_.get());
RegisterMojoInterfaces();
// We delay calling this until we have the WebFrame so that any observer or
// embedder can call GetWebFrame on any RenderFrame.
GetContentClient()->renderer()->RenderFrameCreated(this);
// AudioOutputIPCFactory may be null in tests.
if (auto* factory = AudioOutputIPCFactory::get())
factory->RegisterRemoteFactory(GetRoutingID(), GetRemoteInterfaces());
AudioRendererSinkCache::ObserveFrame(this);
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
if (command_line.HasSwitch(switches::kDomAutomationController))
enabled_bindings_ |= BINDINGS_POLICY_DOM_AUTOMATION;
if (command_line.HasSwitch(switches::kStatsCollectionController))
enabled_bindings_ |= BINDINGS_POLICY_STATS_COLLECTION;
}
void RenderFrameImpl::InitializeBlameContext(RenderFrameImpl* parent_frame) {
DCHECK(!blame_context_);
blame_context_ = std::make_unique<FrameBlameContext>(this, parent_frame);
blame_context_->Initialize();
}
void RenderFrameImpl::GetInterface(
const std::string& interface_name,
mojo::ScopedMessagePipeHandle interface_pipe) {
if (registry_.TryBindInterface(interface_name, &interface_pipe))
return;
for (auto& observer : observers_) {
observer.OnInterfaceRequestForFrame(interface_name, &interface_pipe);
if (!interface_pipe.is_valid())
return;
}
}
RenderWidget* RenderFrameImpl::GetRenderWidget() {
return GetLocalRoot()->render_widget_.get();
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::PepperPluginCreated(RendererPpapiHost* host) {
for (auto& observer : observers_)
observer.DidCreatePepperPlugin(host);
}
void RenderFrameImpl::PepperDidChangeCursor(
PepperPluginInstanceImpl* instance,
const blink::WebCursorInfo& cursor) {
// Update the cursor appearance immediately if the requesting plugin is the
// one which receives the last mouse event. Otherwise, the new cursor won't be
// picked up until the plugin gets the next input event. That is bad if, e.g.,
// the plugin would like to set an invisible cursor when there isn't any user
// input for a while.
if (instance == pepper_last_mouse_event_target_)
GetRenderWidget()->DidChangeCursor(cursor);
}
void RenderFrameImpl::PepperDidReceiveMouseEvent(
PepperPluginInstanceImpl* instance) {
set_pepper_last_mouse_event_target(instance);
}
void RenderFrameImpl::PepperTextInputTypeChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
GetRenderWidget()->UpdateTextInputState();
FocusedNodeChangedForAccessibility(WebNode());
}
void RenderFrameImpl::PepperCaretPositionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
GetRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::PepperCancelComposition(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
if (mojom::WidgetInputHandlerHost* host = GetRenderWidget()
->widget_input_handler_manager()
->GetWidgetInputHandlerHost()) {
host->ImeCancelComposition();
}
#if defined(OS_MACOSX) || defined(USE_AURA)
GetRenderWidget()->UpdateCompositionInfo(
false /* not an immediate request */);
#endif
}
void RenderFrameImpl::PepperSelectionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
SyncSelectionIfRequired();
}
RenderWidgetFullscreenPepper* RenderFrameImpl::CreatePepperFullscreenContainer(
PepperPluginInstanceImpl* plugin) {
GURL active_url;
if (render_view()->webview())
active_url = render_view()->GetURLForGraphicsContext3D();
mojom::WidgetPtr widget_channel;
mojom::WidgetRequest widget_channel_request =
mojo::MakeRequest(&widget_channel);
// Synchronous IPC to obtain a routing id for the fullscreen widget.
int32_t fullscreen_widget_routing_id = MSG_ROUTING_NONE;
if (!RenderThreadImpl::current_render_message_filter()
->CreateFullscreenWidget(render_view()->GetRoutingID(),
std::move(widget_channel),
&fullscreen_widget_routing_id)) {
return nullptr;
}
RenderWidget::ShowCallback show_callback =
base::BindOnce(&RenderViewImpl::ShowCreatedFullscreenWidget,
render_view()->GetWeakPtr());
// TODO(fsamuel): It's not clear if we should be passing in the
// web ScreenInfo or the original ScreenInfo here.
RenderWidgetFullscreenPepper* widget = RenderWidgetFullscreenPepper::Create(
fullscreen_widget_routing_id, std::move(show_callback),
GetRenderWidget()->compositor_deps(), plugin, active_url,
GetRenderWidget()->GetWebScreenInfo(), std::move(widget_channel_request));
// TODO(nick): The show() handshake seems like unnecessary complexity here,
// since there's no real delay between CreateFullscreenWidget and
// ShowCreatedFullscreenWidget. Would it be simpler to have the
// CreateFullscreenWidget mojo method implicitly show the window, and skip the
// subsequent step?
widget->Show(blink::kWebNavigationPolicyIgnore);
return widget;
}
bool RenderFrameImpl::IsPepperAcceptingCompositionEvents() const {
if (!focused_pepper_plugin_)
return false;
return focused_pepper_plugin_->IsPluginAcceptingCompositionEvents();
}
void RenderFrameImpl::PluginCrashed(const base::FilePath& plugin_path,
base::ProcessId plugin_pid) {
// TODO(jam): dispatch this IPC in RenderFrameHost and switch to use
// routing_id_ as a result.
Send(new FrameHostMsg_PluginCrashed(routing_id_, plugin_path, plugin_pid));
}
void RenderFrameImpl::SimulateImeSetComposition(
const base::string16& text,
const std::vector<blink::WebImeTextSpan>& ime_text_spans,
int selection_start,
int selection_end) {
render_view_->OnImeSetComposition(text, ime_text_spans,
gfx::Range::InvalidRange(), selection_start,
selection_end);
}
void RenderFrameImpl::SimulateImeCommitText(
const base::string16& text,
const std::vector<blink::WebImeTextSpan>& ime_text_spans,
const gfx::Range& replacement_range) {
render_view_->OnImeCommitText(text, ime_text_spans, replacement_range, 0);
}
void RenderFrameImpl::SimulateImeFinishComposingText(bool keep_selection) {
render_view_->OnImeFinishComposingText(keep_selection);
}
void RenderFrameImpl::OnImeSetComposition(
const base::string16& text,
const std::vector<blink::WebImeTextSpan>& ime_text_spans,
int selection_start,
int selection_end) {
// When a PPAPI plugin has focus, we bypass WebKit.
if (!IsPepperAcceptingCompositionEvents()) {
pepper_composition_text_ = text;
} else {
// TODO(kinaba) currently all composition events are sent directly to
// plugins. Use DOM event mechanism after WebKit is made aware about
// plugins that support composition.
// The code below mimics the behavior of WebCore::Editor::setComposition.
// Empty -> nonempty: composition started.
if (pepper_composition_text_.empty() && !text.empty()) {
focused_pepper_plugin_->HandleCompositionStart(base::string16());
}
// Nonempty -> empty: composition canceled.
if (!pepper_composition_text_.empty() && text.empty()) {
focused_pepper_plugin_->HandleCompositionEnd(base::string16());
}
pepper_composition_text_ = text;
// Nonempty: composition is ongoing.
if (!pepper_composition_text_.empty()) {
focused_pepper_plugin_->HandleCompositionUpdate(
pepper_composition_text_, ime_text_spans, selection_start,
selection_end);
}
}
}
void RenderFrameImpl::OnImeCommitText(const base::string16& text,
const gfx::Range& replacement_range,
int relative_cursor_pos) {
HandlePepperImeCommit(text);
}
void RenderFrameImpl::OnImeFinishComposingText(bool keep_selection) {
const base::string16& text = pepper_composition_text_;
HandlePepperImeCommit(text);
}
#endif // BUILDFLAG(ENABLE_PLUGINS)
MediaStreamDeviceObserver* RenderFrameImpl::GetMediaStreamDeviceObserver() {
if (!web_user_media_client_)
InitializeUserMediaClient();
return web_user_media_client_
? web_user_media_client_->media_stream_device_observer()
: nullptr;
}
void RenderFrameImpl::ScriptedPrint(bool user_initiated) {
for (auto& observer : observers_)
observer.ScriptedPrint(user_initiated);
}
bool RenderFrameImpl::Send(IPC::Message* message) {
return RenderThread::Get()->Send(message);
}
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
void RenderFrameImpl::DidHideExternalPopupMenu() {
// We need to clear external_popup_menu_ as soon as ExternalPopupMenu::close
// is called. Otherwise, createExternalPopupMenu() for new popup will fail.
external_popup_menu_.reset();
}
#endif
bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
// Forward Page IPCs to the RenderView.
if ((IPC_MESSAGE_CLASS(msg) == PageMsgStart)) {
if (render_view())
return render_view()->OnMessageReceived(msg);
return false;
}
// We may get here while detaching, when the WebFrame has been deleted. Do
// not process any messages in this state.
if (!frame_)
return false;
DCHECK(!frame_->GetDocument().IsNull());
GetContentClient()->SetActiveURL(
frame_->GetDocument().Url(),
frame_->Top()->GetSecurityOrigin().ToString().Utf8());
for (auto& observer : observers_) {
if (observer.OnMessageReceived(msg))
return true;
}
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(RenderFrameImpl, msg)
IPC_MESSAGE_HANDLER(FrameMsg_BeforeUnload, OnBeforeUnload)
IPC_MESSAGE_HANDLER(FrameMsg_SwapOut, OnSwapOut)
IPC_MESSAGE_HANDLER(FrameMsg_SwapIn, OnSwapIn)
IPC_MESSAGE_HANDLER(FrameMsg_Delete, OnDeleteFrame)
IPC_MESSAGE_HANDLER(FrameMsg_Stop, OnStop)
IPC_MESSAGE_HANDLER(FrameMsg_DroppedNavigation, OnDroppedNavigation)
IPC_MESSAGE_HANDLER(FrameMsg_Collapse, OnCollapse)
IPC_MESSAGE_HANDLER(FrameMsg_ContextMenuClosed, OnContextMenuClosed)
IPC_MESSAGE_HANDLER(FrameMsg_CustomContextMenuAction,
OnCustomContextMenuAction)
#if BUILDFLAG(ENABLE_PLUGINS)
IPC_MESSAGE_HANDLER(FrameMsg_SetPepperVolume, OnSetPepperVolume)
#endif
IPC_MESSAGE_HANDLER(FrameMsg_CopyImageAt, OnCopyImageAt)
IPC_MESSAGE_HANDLER(FrameMsg_SaveImageAt, OnSaveImageAt)
IPC_MESSAGE_HANDLER(FrameMsg_AddMessageToConsole, OnAddMessageToConsole)
IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequest,
OnJavaScriptExecuteRequest)
IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequestForTests,
OnJavaScriptExecuteRequestForTests)
IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequestInIsolatedWorld,
OnJavaScriptExecuteRequestInIsolatedWorld)
IPC_MESSAGE_HANDLER(FrameMsg_VisualStateRequest,
OnVisualStateRequest)
IPC_MESSAGE_HANDLER(FrameMsg_Reload, OnReload)
IPC_MESSAGE_HANDLER(FrameMsg_ReloadLoFiImages, OnReloadLoFiImages)
IPC_MESSAGE_HANDLER(FrameMsg_TextSurroundingSelectionRequest,
OnTextSurroundingSelectionRequest)
IPC_MESSAGE_HANDLER(FrameMsg_SetAccessibilityMode,
OnSetAccessibilityMode)
IPC_MESSAGE_HANDLER(AccessibilityMsg_SnapshotTree,
OnSnapshotAccessibilityTree)
IPC_MESSAGE_HANDLER(FrameMsg_UpdateOpener, OnUpdateOpener)
IPC_MESSAGE_HANDLER(FrameMsg_DidUpdateFramePolicy, OnDidUpdateFramePolicy)
IPC_MESSAGE_HANDLER(FrameMsg_SetFrameOwnerProperties,
OnSetFrameOwnerProperties)
IPC_MESSAGE_HANDLER(FrameMsg_AdvanceFocus, OnAdvanceFocus)
IPC_MESSAGE_HANDLER(FrameMsg_AdvanceFocusInForm, OnAdvanceFocusInForm)
IPC_MESSAGE_HANDLER(FrameMsg_SetFocusedFrame, OnSetFocusedFrame)
IPC_MESSAGE_HANDLER(FrameMsg_SetTextTrackSettings,
OnTextTrackSettingsChanged)
IPC_MESSAGE_HANDLER(FrameMsg_CheckCompleted, OnCheckCompleted)
IPC_MESSAGE_HANDLER(FrameMsg_PostMessageEvent, OnPostMessageEvent)
IPC_MESSAGE_HANDLER(FrameMsg_ReportContentSecurityPolicyViolation,
OnReportContentSecurityPolicyViolation)
IPC_MESSAGE_HANDLER(FrameMsg_GetSavableResourceLinks,
OnGetSavableResourceLinks)
IPC_MESSAGE_HANDLER(FrameMsg_GetSerializedHtmlWithLocalLinks,
OnGetSerializedHtmlWithLocalLinks)
IPC_MESSAGE_HANDLER(FrameMsg_SerializeAsMHTML, OnSerializeAsMHTML)
IPC_MESSAGE_HANDLER(FrameMsg_Find, OnFind)
IPC_MESSAGE_HANDLER(FrameMsg_EnableViewSourceMode, OnEnableViewSourceMode)
IPC_MESSAGE_HANDLER(FrameMsg_SuppressFurtherDialogs,
OnSuppressFurtherDialogs)
IPC_MESSAGE_HANDLER(FrameMsg_RunFileChooserResponse, OnFileChooserResponse)
IPC_MESSAGE_HANDLER(FrameMsg_ClearFocusedElement, OnClearFocusedElement)
IPC_MESSAGE_HANDLER(FrameMsg_BlinkFeatureUsageReport,
OnBlinkFeatureUsageReport)
IPC_MESSAGE_HANDLER(FrameMsg_MixedContentFound, OnMixedContentFound)
IPC_MESSAGE_HANDLER(FrameMsg_SetOverlayRoutingToken,
OnSetOverlayRoutingToken)
IPC_MESSAGE_HANDLER(FrameMsg_NotifyUserActivation, OnNotifyUserActivation)
IPC_MESSAGE_HANDLER(FrameMsg_MediaPlayerActionAt, OnMediaPlayerActionAt)
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
#if defined(OS_MACOSX)
IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItem, OnSelectPopupMenuItem)
#else
IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
#endif
#endif
IPC_END_MESSAGE_MAP()
return handled;
}
void RenderFrameImpl::OnAssociatedInterfaceRequest(
const std::string& interface_name,
mojo::ScopedInterfaceEndpointHandle handle) {
if (!associated_interfaces_.TryBindInterface(interface_name, &handle)) {
for (auto& observer : observers_) {
if (observer.OnAssociatedInterfaceRequestForFrame(interface_name,
&handle)) {
return;
}
}
}
}
void RenderFrameImpl::BindEngagement(
blink::mojom::EngagementClientAssociatedRequest request) {
engagement_binding_.Bind(std::move(request),
GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindFullscreen(
mojom::FullscreenVideoElementHandlerAssociatedRequest request) {
fullscreen_binding_.Bind(std::move(request),
GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindAutoplayConfiguration(
blink::mojom::AutoplayConfigurationClientAssociatedRequest request) {
autoplay_configuration_binding_.Bind(
std::move(request), GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindFrame(
const service_manager::BindSourceInfo& browser_info,
mojom::FrameRequest request) {
browser_info_ = browser_info;
frame_binding_.Bind(
std::move(request),
frame_ ? GetTaskRunner(blink::TaskType::kInternalIPC) : nullptr);
}
void RenderFrameImpl::BindFrameBindingsControl(
mojom::FrameBindingsControlAssociatedRequest request) {
frame_bindings_control_binding_.Bind(
std::move(request), GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindFrameNavigationControl(
mojom::FrameNavigationControlAssociatedRequest request) {
frame_navigation_control_binding_.Bind(
std::move(request), GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::BindNavigationClient(
mojom::NavigationClientAssociatedRequest request) {
navigation_client_impl_ = std::make_unique<NavigationClient>(this);
navigation_client_impl_->Bind(std::move(request));
}
blink::mojom::ManifestManager& RenderFrameImpl::GetManifestManager() {
return *manifest_manager_;
}
void RenderFrameImpl::OnBeforeUnload(bool is_reload) {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::OnBeforeUnload",
"id", routing_id_);
// Save the routing_id, as the RenderFrameImpl can be deleted in
// dispatchBeforeUnloadEvent. See https://crbug.com/666714 for details.
int routing_id = routing_id_;
base::TimeTicks before_unload_start_time = base::TimeTicks::Now();
// This will execute the BeforeUnload event in this frame and all of its
// local descendant frames, including children of remote frames. The browser
// process will send separate IPCs to dispatch beforeunload in any
// out-of-process child frames.
bool proceed = frame_->DispatchBeforeUnloadEvent(is_reload);
base::TimeTicks before_unload_end_time = base::TimeTicks::Now();
RenderThread::Get()->Send(new FrameHostMsg_BeforeUnload_ACK(
routing_id, proceed, before_unload_start_time, before_unload_end_time));
}
void RenderFrameImpl::OnSwapOut(
int proxy_routing_id,
bool is_loading,
const FrameReplicationState& replicated_frame_state) {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::OnSwapOut",
"id", routing_id_);
RenderFrameProxy* proxy = nullptr;
// Swap this RenderFrame out so the frame can navigate to a page rendered by
// a different process. This involves running the unload handler and
// clearing the page. We also allow this process to exit if there are no
// other active RenderFrames in it.
// Send an UpdateState message before we get deleted.
SendUpdateState();
// There should always be a proxy to replace this RenderFrame. Create it now
// so its routing id is registered for receiving IPC messages.
CHECK_NE(proxy_routing_id, MSG_ROUTING_NONE);
proxy = RenderFrameProxy::CreateProxyToReplaceFrame(
this, proxy_routing_id, replicated_frame_state.scope);
// Synchronously run the unload handler before sending the ACK.
// TODO(creis): Call dispatchUnloadEvent unconditionally here to support
// unload on subframes as well.
if (is_main_frame_)
frame_->DispatchUnloadEvent();
// Swap out and stop sending any IPC messages that are not ACKs.
if (is_main_frame_)
render_view_->SetSwappedOut(true);
RenderViewImpl* render_view = render_view_;
bool is_main_frame = is_main_frame_;
int routing_id = GetRoutingID();
// Before |this| is destroyed, grab the TaskRunner to be used for sending the
// SwapOut ACK. This will be used to schedule SwapOut ACK to be sent after
// any postMessage IPCs scheduled from the unload event above.
scoped_refptr<base::SingleThreadTaskRunner> task_runner =
GetTaskRunner(blink::TaskType::kPostedMessage);
// Now that all of the cleanup is complete and the browser side is notified,
// start using the RenderFrameProxy.
//
// The swap call deletes this RenderFrame via frameDetached. Do not access
// any members after this call.
//
// TODO(creis): WebFrame::swap() can return false. Most of those cases
// should be due to the frame being detached during unload (in which case
// the necessary cleanup has happened anyway), but it might be possible for
// it to return false without detaching. Catch any cases that the
// RenderView's main_render_frame_ isn't cleared below (whether swap returns
// false or not).
bool success = frame_->Swap(proxy->web_frame());
// For main frames, the swap should have cleared the RenderView's pointer to
// this frame.
if (is_main_frame)
CHECK(!render_view->main_render_frame_);
if (!success) {
// The swap can fail when the frame is detached during swap (this can
// happen while running the unload handlers). When that happens, delete
// the proxy.
proxy->FrameDetached(blink::WebRemoteFrameClient::DetachType::kSwap);
return;
}
if (is_loading)
proxy->OnDidStartLoading();
// Initialize the WebRemoteFrame with the replication state passed by the
// process that is now rendering the frame.
proxy->SetReplicatedState(replicated_frame_state);
// Notify the browser that this frame was swapped. Use the RenderThread
// directly because |this| is deleted. Post a task to send the ACK, so that
// any postMessage IPCs scheduled from the unload handler are sent before
// the ACK (see https://crbug.com/857274).
auto send_swapout_ack = base::BindOnce(
[](int routing_id, bool is_main_frame) {
RenderThread::Get()->Send(new FrameHostMsg_SwapOut_ACK(routing_id));
// Now that the unload handler, and any postMessages posted from it,
// have finished, and we've sent the swapout ACK, it's safe to exit if
// no one else is using the process. Release the process if we've
// swapped the main frame out, and hence transitioned the
// RenderView/Widget to swapped out state.
if (is_main_frame)
RenderProcess::current()->ReleaseProcess();
},
routing_id, is_main_frame);
task_runner->PostTask(FROM_HERE, std::move(send_swapout_ack));
}
void RenderFrameImpl::OnSwapIn() {
SwapIn();
}
void RenderFrameImpl::OnDeleteFrame() {
// TODO(nasko): If this message is received right after a commit has
// swapped a RenderFrameProxy with this RenderFrame, the proxy needs to be
// recreated in addition to the RenderFrame being deleted.
// See https://crbug.com/569683 for details.
in_browser_initiated_detach_ = true;
// This will result in a call to RenderFrameImpl::frameDetached, which
// deletes the object. Do not access |this| after detach.
frame_->Detach();
}
void RenderFrameImpl::OnContextMenuClosed(
const CustomContextMenuContext& custom_context) {
if (custom_context.request_id) {
// External request, should be in our map.
ContextMenuClient* client =
pending_context_menus_.Lookup(custom_context.request_id);
if (client) {
client->OnMenuClosed(custom_context.request_id);
pending_context_menus_.Remove(custom_context.request_id);
}
} else {
if (custom_context.link_followed.is_valid())
frame_->SendPings(custom_context.link_followed);
}
render_view()->webview()->DidCloseContextMenu();
}
void RenderFrameImpl::OnCustomContextMenuAction(
const CustomContextMenuContext& custom_context,
unsigned action) {
if (custom_context.request_id) {
// External context menu request, look in our map.
ContextMenuClient* client =
pending_context_menus_.Lookup(custom_context.request_id);
if (client)
client->OnMenuAction(custom_context.request_id, action);
} else {
// Internal request, forward to WebKit.
render_view_->webview()->PerformCustomContextMenuAction(action);
}
}
#if defined(OS_MACOSX)
void RenderFrameImpl::OnCopyToFindPboard() {
// Since the find pasteboard supports only plain text, this can be simpler
// than the |OnCopy()| case.
if (frame_->HasSelection()) {
if (!clipboard_host_) {
auto* platform = RenderThreadImpl::current_blink_platform_impl();
platform->GetConnector()->BindInterface(platform->GetBrowserServiceName(),
&clipboard_host_);
}
base::string16 selection = frame_->SelectionAsText().Utf16();
clipboard_host_->WriteStringToFindPboard(selection);
}
}
#endif
void RenderFrameImpl::OnCopyImageAt(int x, int y) {
blink::WebFloatRect viewport_position(x, y, 0, 0);
GetRenderWidget()->ConvertWindowToViewport(&viewport_position);
frame_->CopyImageAt(WebPoint(viewport_position.x, viewport_position.y));
}
void RenderFrameImpl::OnSaveImageAt(int x, int y) {
blink::WebFloatRect viewport_position(x, y, 0, 0);
GetRenderWidget()->ConvertWindowToViewport(&viewport_position);
frame_->SaveImageAt(WebPoint(viewport_position.x, viewport_position.y));
}
void RenderFrameImpl::OnAddMessageToConsole(ConsoleMessageLevel level,
const std::string& message) {
AddMessageToConsole(level, message);
}
void RenderFrameImpl::OnJavaScriptExecuteRequest(
const base::string16& jscript,
int id,
bool notify_result) {
TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequest",
TRACE_EVENT_SCOPE_THREAD);
v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
v8::Local<v8::Value> result = frame_->ExecuteScriptAndReturnValue(
WebScriptSource(WebString::FromUTF16(jscript)));
HandleJavascriptExecutionResult(jscript, id, notify_result, result);
}
void RenderFrameImpl::OnJavaScriptExecuteRequestForTests(
const base::string16& jscript,
int id,
bool notify_result,
bool has_user_gesture) {
TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequestForTests",
TRACE_EVENT_SCOPE_THREAD);
// A bunch of tests expect to run code in the context of a user gesture, which
// can grant additional privileges (e.g. the ability to create popups).
std::unique_ptr<blink::WebScopedUserGesture> gesture(
has_user_gesture ? new blink::WebScopedUserGesture(frame_) : nullptr);
v8::HandleScope handle_scope(blink::MainThreadIsolate());
v8::Local<v8::Value> result = frame_->ExecuteScriptAndReturnValue(
WebScriptSource(WebString::FromUTF16(jscript)));
HandleJavascriptExecutionResult(jscript, id, notify_result, result);
}
void RenderFrameImpl::OnJavaScriptExecuteRequestInIsolatedWorld(
const base::string16& jscript,
int id,
bool notify_result,
int world_id) {
TRACE_EVENT_INSTANT0("test_tracing",
"OnJavaScriptExecuteRequestInIsolatedWorld",
TRACE_EVENT_SCOPE_THREAD);
if (world_id <= ISOLATED_WORLD_ID_GLOBAL ||
world_id > ISOLATED_WORLD_ID_MAX) {
// Return if the world_id is not valid. world_id is passed as a plain int
// over IPC and needs to be verified here, in the IPC endpoint.
NOTREACHED();
return;
}
v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
WebScriptSource script = WebScriptSource(WebString::FromUTF16(jscript));
JavaScriptIsolatedWorldRequest* request = new JavaScriptIsolatedWorldRequest(
id, notify_result, routing_id_, weak_factory_.GetWeakPtr());
frame_->RequestExecuteScriptInIsolatedWorld(
world_id, &script, 1, false, WebLocalFrame::kSynchronous, request);
}
RenderFrameImpl::JavaScriptIsolatedWorldRequest::JavaScriptIsolatedWorldRequest(
int id,
bool notify_result,
int routing_id,
base::WeakPtr<RenderFrameImpl> render_frame_impl)
: id_(id),
notify_result_(notify_result),
routing_id_(routing_id),
render_frame_impl_(render_frame_impl) {
}
RenderFrameImpl::JavaScriptIsolatedWorldRequest::
~JavaScriptIsolatedWorldRequest() {
}
void RenderFrameImpl::JavaScriptIsolatedWorldRequest::Completed(
const blink::WebVector<v8::Local<v8::Value>>& result) {
if (!render_frame_impl_.get()) {
return;
}
if (notify_result_) {
base::ListValue list;
if (!result.IsEmpty()) {
// It's safe to always use the main world context when converting
// here. V8ValueConverterImpl shouldn't actually care about the
// context scope, and it switches to v8::Object's creation context
// when encountered. (from extensions/renderer/script_injection.cc)
v8::Local<v8::Context> context =
render_frame_impl_.get()->frame_->MainWorldScriptContext();
v8::Context::Scope context_scope(context);
V8ValueConverterImpl converter;
converter.SetDateAllowed(true);
converter.SetRegExpAllowed(true);
for (const auto& value : result) {
std::unique_ptr<base::Value> result_value(
converter.FromV8Value(value, context));
list.Append(result_value ? std::move(result_value)
: std::make_unique<base::Value>());
}
} else {
list.Set(0, std::make_unique<base::Value>());
}
render_frame_impl_.get()->Send(
new FrameHostMsg_JavaScriptExecuteResponse(routing_id_, id_, list));
}
delete this;
}
void RenderFrameImpl::HandleJavascriptExecutionResult(
const base::string16& jscript,
int id,
bool notify_result,
v8::Local<v8::Value> result) {
if (notify_result) {
base::ListValue list;
if (!result.IsEmpty()) {
v8::Local<v8::Context> context = frame_->MainWorldScriptContext();
v8::Context::Scope context_scope(context);
V8ValueConverterImpl converter;
converter.SetDateAllowed(true);
converter.SetRegExpAllowed(true);
std::unique_ptr<base::Value> result_value(
converter.FromV8Value(result, context));
list.Set(0, result_value ? std::move(result_value)
: std::make_unique<base::Value>());
} else {
list.Set(0, std::make_unique<base::Value>());
}
Send(new FrameHostMsg_JavaScriptExecuteResponse(routing_id_, id, list));
}
}
void RenderFrameImpl::OnVisualStateRequest(uint64_t id) {
GetRenderWidget()->QueueMessage(
new FrameHostMsg_VisualStateResponse(routing_id_, id));
}
void RenderFrameImpl::OnSetAccessibilityMode(ui::AXMode new_mode) {
if (accessibility_mode_ == new_mode)
return;
ui::AXMode old_mode = accessibility_mode_;
accessibility_mode_ = new_mode;
if (new_mode.has_mode(ui::AXMode::kWebContents) &&
!old_mode.has_mode(ui::AXMode::kWebContents)) {
render_accessibility_ = new RenderAccessibilityImpl(this, new_mode);
} else if (!new_mode.has_mode(ui::AXMode::kWebContents) &&
old_mode.has_mode(ui::AXMode::kWebContents)) {
// Note: this isn't called automatically by the destructor because
// there'd be no point in calling it in frame teardown, only if there's
// an accessibility mode change but the frame is persisting.
render_accessibility_->DisableAccessibility();
delete render_accessibility_;
render_accessibility_ = nullptr;
}
for (auto& observer : observers_)
observer.AccessibilityModeChanged();
}
void RenderFrameImpl::OnSnapshotAccessibilityTree(int callback_id,
ui::AXMode ax_mode) {
AXContentTreeUpdate response;
RenderAccessibilityImpl::SnapshotAccessibilityTree(this, &response, ax_mode);
Send(new AccessibilityHostMsg_SnapshotResponse(
routing_id_, callback_id, response));
}
#if defined(OS_ANDROID)
void RenderFrameImpl::ExtractSmartClipData(
const gfx::Rect& rect,
ExtractSmartClipDataCallback callback) {
blink::WebString clip_text;
blink::WebString clip_html;
blink::WebRect clip_rect;
GetWebFrame()->ExtractSmartClipData(rect, clip_text, clip_html, clip_rect);
std::move(callback).Run(clip_text.Utf16(), clip_html.Utf16(), clip_rect);
}
#endif // defined(OS_ANDROID)
void RenderFrameImpl::OnUpdateOpener(int opener_routing_id) {
WebFrame* opener = ResolveOpener(opener_routing_id);
frame_->SetOpener(opener);
}
void RenderFrameImpl::OnDidUpdateFramePolicy(
const blink::FramePolicy& frame_policy) {
frame_->SetFrameOwnerPolicy(frame_policy.sandbox_flags,
frame_policy.container_policy);
}
void RenderFrameImpl::OnSetFrameOwnerProperties(
const FrameOwnerProperties& frame_owner_properties) {
DCHECK(frame_);
frame_->SetFrameOwnerProperties(
ConvertFrameOwnerPropertiesToWebFrameOwnerProperties(
frame_owner_properties));
}
void RenderFrameImpl::OnAdvanceFocus(blink::WebFocusType type,
int32_t source_routing_id) {
RenderFrameProxy* source_frame =
RenderFrameProxy::FromRoutingID(source_routing_id);
if (!source_frame) {
render_view_->webview()->SetInitialFocus(type ==
blink::kWebFocusTypeBackward);
return;
}
render_view_->webview()->AdvanceFocusAcrossFrames(
type, source_frame->web_frame(), frame_);
}
void RenderFrameImpl::OnAdvanceFocusInForm(blink::WebFocusType focus_type) {
if (render_view_->webview()->FocusedFrame() != frame_)
return;
frame_->AdvanceFocusInForm(focus_type);
}
void RenderFrameImpl::OnSetFocusedFrame() {
// This uses focusDocumentView rather than setFocusedFrame so that focus/blur
// events are properly dispatched on any currently focused elements.
render_view_->webview()->FocusDocumentView(frame_);
}
void RenderFrameImpl::OnTextTrackSettingsChanged(
const FrameMsg_TextTrackSettings_Params& params) {
DCHECK(!frame_->Parent());
if (!render_view_->webview())
return;
if (params.text_tracks_enabled) {
render_view_->webview()->GetSettings()->SetTextTrackKindUserPreference(
WebSettings::TextTrackKindUserPreference::kCaptions);
} else {
render_view_->webview()->GetSettings()->SetTextTrackKindUserPreference(
WebSettings::TextTrackKindUserPreference::kDefault);
}
render_view_->webview()->GetSettings()->SetTextTrackBackgroundColor(
WebString::FromUTF8(params.text_track_background_color));
render_view_->webview()->GetSettings()->SetTextTrackFontFamily(
WebString::FromUTF8(params.text_track_font_family));
render_view_->webview()->GetSettings()->SetTextTrackFontStyle(
WebString::FromUTF8(params.text_track_font_style));
render_view_->webview()->GetSettings()->SetTextTrackFontVariant(
WebString::FromUTF8(params.text_track_font_variant));
render_view_->webview()->GetSettings()->SetTextTrackTextColor(
WebString::FromUTF8(params.text_track_text_color));
render_view_->webview()->GetSettings()->SetTextTrackTextShadow(
WebString::FromUTF8(params.text_track_text_shadow));
render_view_->webview()->GetSettings()->SetTextTrackTextSize(
WebString::FromUTF8(params.text_track_text_size));
}
void RenderFrameImpl::OnCheckCompleted() {
frame_->CheckCompleted();
}
void RenderFrameImpl::OnPostMessageEvent(
const FrameMsg_PostMessage_Params& params) {
// Find the source frame if it exists.
WebFrame* source_frame = nullptr;
if (params.source_routing_id != MSG_ROUTING_NONE) {
RenderFrameProxy* source_proxy =
RenderFrameProxy::FromRoutingID(params.source_routing_id);
if (source_proxy)
source_frame = source_proxy->web_frame();
}
// We must pass in the target_origin to do the security check on this side,
// since it may have changed since the original postMessage call was made.
WebSecurityOrigin target_origin;
if (!params.target_origin.empty()) {
target_origin = WebSecurityOrigin::CreateFromString(
WebString::FromUTF16(params.target_origin));
}
WebDOMMessageEvent msg_event(std::move(params.message->data),
WebString::FromUTF16(params.source_origin),
source_frame, frame_->GetDocument());
frame_->DispatchMessageEventWithOriginCheck(
target_origin, msg_event, params.message->data.has_user_gesture);
}
void RenderFrameImpl::OnReload(bool bypass_cache) {
frame_->StartReload(bypass_cache ? WebFrameLoadType::kReloadBypassingCache
: WebFrameLoadType::kReload);
}
void RenderFrameImpl::OnReloadLoFiImages() {
previews_state_ = PREVIEWS_NO_TRANSFORM;
GetWebFrame()->ReloadLoFiImages();
}
void RenderFrameImpl::OnTextSurroundingSelectionRequest(uint32_t max_length) {
blink::WebSurroundingText surrounding_text(frame_, max_length);
if (surrounding_text.IsEmpty()) {
// |surrounding_text| might not be correctly initialized, for example if
// |frame_->SelectionRange().IsNull()|, in other words, if there was no
// selection.
Send(new FrameHostMsg_TextSurroundingSelectionResponse(
routing_id_, base::string16(), 0, 0));
return;
}
Send(new FrameHostMsg_TextSurroundingSelectionResponse(
routing_id_, surrounding_text.TextContent().Utf16(),
surrounding_text.StartOffsetInTextContent(),
surrounding_text.EndOffsetInTextContent()));
}
bool RenderFrameImpl::RunJavaScriptDialog(JavaScriptDialogType type,
const base::string16& message,
const base::string16& default_value,
base::string16* result) {
// Don't allow further dialogs if we are waiting to swap out, since the
// ScopedPageLoadDeferrer in our stack prevents it.
if (suppress_further_dialogs_)
return false;
int32_t message_length = static_cast<int32_t>(message.length());
if (WebUserGestureIndicator::ProcessedUserGestureSinceLoad(frame_)) {
UMA_HISTOGRAM_COUNTS("JSDialogs.CharacterCount.UserGestureSinceLoad",
message_length);
} else {
UMA_HISTOGRAM_COUNTS("JSDialogs.CharacterCount.NoUserGestureSinceLoad",
message_length);
}
if (is_main_frame_)
UMA_HISTOGRAM_COUNTS("JSDialogs.CharacterCount.MainFrame", message_length);
else
UMA_HISTOGRAM_COUNTS("JSDialogs.CharacterCount.Subframe", message_length);
// 10k ought to be enough for anyone.
const base::string16::size_type kMaxMessageSize = 10 * 1024;
base::string16 truncated_message = message.substr(0, kMaxMessageSize);
bool success = false;
base::string16 result_temp;
if (!result)
result = &result_temp;
Send(new FrameHostMsg_RunJavaScriptDialog(
routing_id_, truncated_message, default_value, type, &success, result));
return success;
}
void RenderFrameImpl::DidFailProvisionalLoadInternal(
const WebURLError& error,
blink::WebHistoryCommitType commit_type,
const base::Optional<std::string>& error_page_content) {
TRACE_EVENT1("navigation,benchmark,rail",
"RenderFrameImpl::didFailProvisionalLoad", "id", routing_id_);
// Note: It is important this notification occur before DidStopLoading so the
// SSL manager can react to the provisional load failure before being
// notified the load stopped.
//
for (auto& observer : render_view_->observers())
observer.DidFailProvisionalLoad(frame_, error);
for (auto& observer : observers_)
observer.DidFailProvisionalLoad(error);
WebDocumentLoader* document_loader = frame_->GetProvisionalDocumentLoader();
if (!document_loader)
return;
const WebURLRequest& failed_request = document_loader->GetRequest();
// Notify the browser that we failed a provisional load with an error.
SendFailedProvisionalLoad(failed_request, error, frame_);
if (!ShouldDisplayErrorPageForFailedLoad(error.reason(), error.url()))
return;
// Make sure we never show errors in view source mode.
frame_->EnableViewSourceMode(false);
NavigationStateImpl* navigation_state = static_cast<NavigationStateImpl*>(
DocumentState::FromDocumentLoader(document_loader)->navigation_state());
// If this is a failed back/forward/reload navigation, then we need to do a
// 'replace' load. This is necessary to avoid messing up session history.
// Otherwise, we do a normal load, which simulates a 'go' navigation as far
// as session history is concerned.
bool replace = commit_type != blink::kWebStandardCommit;
// If we failed on a browser initiated request, then make sure that our error
// page load is regarded as the same browser initiated request.
if (!navigation_state->IsContentInitiated()) {
pending_navigation_params_.reset(new PendingNavigationParams(
navigation_state->common_params(), navigation_state->request_params(),
base::TimeTicks(), // not used for failed navigation.
CommitNavigationCallback()));
}
std::unique_ptr<DocumentState> document_state;
// If we sent a successful navigation to commit but for whatever reason the
// commit was interrupted we might end up with empty
// |pending_navigation_params_| here. For example, if
// there's no byte in the response and the network connection gets closed. In
// that case, the provisional load does not commit and we get a
// DidFailProvisionalLoad.
if (pending_navigation_params_) {
document_state = BuildDocumentStateFromPending(
pending_navigation_params_.get(), nullptr);
}
LoadNavigationErrorPage(failed_request, error, replace, nullptr,
error_page_content, std::move(document_state));
}
void RenderFrameImpl::LoadNavigationErrorPage(
const WebURLRequest& failed_request,
const WebURLError& error,
bool replace,
HistoryEntry* entry,
const base::Optional<std::string>& error_page_content,
std::unique_ptr<blink::WebDocumentLoader::ExtraData> navigation_data) {
blink::WebFrameLoadType frame_load_type =
entry ? blink::WebFrameLoadType::kBackForward
: blink::WebFrameLoadType::kStandard;
const blink::WebHistoryItem& history_item =
entry ? entry->root() : blink::WebHistoryItem();
// Requests blocked by the X-Frame-Options HTTP response header don't display
// error pages but a blank page instead.
// TODO(alexmos, mkwst, arthursonzogni): This block can be removed once error
// pages are refactored. See crbug.com/588314 and crbug.com/622385.
if (error.reason() == net::ERR_BLOCKED_BY_RESPONSE) {
// Do not preserve the history item for blocked navigations, since we will
// not attempt to reload it later. Also, it is important that the document
// sequence number is not preserved, so that other navigations will not be
// considered same-document with this data URL.
const blink::WebHistoryItem& blank_history_item = blink::WebHistoryItem();
frame_load_type = blink::WebFrameLoadType::kStandard;
LoadNavigationErrorPageInternal("", GURL("data:,"), WebURL(), replace,
frame_load_type, blank_history_item,
std::move(navigation_data));
return;
}
std::string error_html;
if (error_page_content.has_value()) {
error_html = error_page_content.value();
GetContentClient()->renderer()->PrepareErrorPage(this, failed_request,
error, nullptr, nullptr);
} else {
GetContentClient()->renderer()->PrepareErrorPage(
this, failed_request, error, &error_html, nullptr);
}
LoadNavigationErrorPageInternal(error_html, GURL(kUnreachableWebDataURL),
error.url(), replace, frame_load_type,
history_item, std::move(navigation_data));
}
void RenderFrameImpl::LoadNavigationErrorPageForHttpStatusError(
const WebURLRequest& failed_request,
const GURL& unreachable_url,
int http_status,
bool replace,
HistoryEntry* entry,
std::unique_ptr<blink::WebDocumentLoader::ExtraData> navigation_data) {
blink::WebFrameLoadType frame_load_type =
entry ? blink::WebFrameLoadType::kBackForward
: blink::WebFrameLoadType::kStandard;
const blink::WebHistoryItem& history_item =
entry ? entry->root() : blink::WebHistoryItem();
std::string error_html;
GetContentClient()->renderer()->PrepareErrorPageForHttpStatusError(
this, failed_request, unreachable_url, http_status, &error_html, nullptr);
std::unique_ptr<DocumentState> document_state(BuildDocumentState());
LoadNavigationErrorPageInternal(error_html, GURL(kUnreachableWebDataURL),
unreachable_url, replace, frame_load_type,
history_item, std::move(document_state));
}
void RenderFrameImpl::LoadNavigationErrorPageInternal(
const std::string& error_html,
const GURL& error_page_url,
const GURL& error_url,
bool replace,
blink::WebFrameLoadType frame_load_type,
const blink::WebHistoryItem& history_item,
std::unique_ptr<blink::WebDocumentLoader::ExtraData> navigation_data) {
frame_->CommitDataNavigation(error_html, WebString::FromUTF8("text/html"),
WebString::FromUTF8("UTF-8"), error_page_url,
error_url, replace, frame_load_type,
history_item, false, std::move(navigation_data),
blink::WebNavigationTimings());
}
void RenderFrameImpl::DidMeaningfulLayout(
blink::WebMeaningfulLayout layout_type) {
for (auto& observer : observers_)
observer.DidMeaningfulLayout(layout_type);
}
void RenderFrameImpl::DidCommitAndDrawCompositorFrame() {
#if BUILDFLAG(ENABLE_PLUGINS)
// Notify all instances that we painted. The same caveats apply as for
// ViewFlushedPaint regarding instances closing themselves, so we take
// similar precautions.
PepperPluginSet plugins = active_pepper_instances_;
for (auto* plugin : plugins) {
if (active_pepper_instances_.find(plugin) != active_pepper_instances_.end())
plugin->ViewInitiatedPaint();
}
#endif
}
RenderView* RenderFrameImpl::GetRenderView() {
return render_view_;
}
RenderAccessibility* RenderFrameImpl::GetRenderAccessibility() {
return render_accessibility_;
}
int RenderFrameImpl::GetRoutingID() {
return routing_id_;
}
blink::WebLocalFrame* RenderFrameImpl::GetWebFrame() {
DCHECK(frame_);
return frame_;
}
const WebPreferences& RenderFrameImpl::GetWebkitPreferences() {
return render_view_->GetWebkitPreferences();
}
const RendererPreferences& RenderFrameImpl::GetRendererPreferences() const {
return render_view_->renderer_preferences();
}
int RenderFrameImpl::ShowContextMenu(ContextMenuClient* client,
const ContextMenuParams& params) {
DCHECK(client); // A null client means "internal" when we issue callbacks.
ContextMenuParams our_params(params);
blink::WebRect position_in_window(params.x, params.y, 0, 0);
GetRenderWidget()->ConvertViewportToWindow(&position_in_window);
our_params.x = position_in_window.x;
our_params.y = position_in_window.y;
our_params.custom_context.request_id = pending_context_menus_.Add(client);
Send(new FrameHostMsg_ContextMenu(routing_id_, our_params));
return our_params.custom_context.request_id;
}
void RenderFrameImpl::CancelContextMenu(int request_id) {
DCHECK(pending_context_menus_.Lookup(request_id));
pending_context_menus_.Remove(request_id);
}
void RenderFrameImpl::BindToFrame(WebLocalFrame* web_frame) {
DCHECK(!frame_);
std::pair<FrameMap::iterator, bool> result =
g_frame_map.Get().emplace(web_frame, this);
CHECK(result.second) << "Inserting a duplicate item.";
frame_ = web_frame;
}
blink::WebPlugin* RenderFrameImpl::CreatePlugin(
const WebPluginInfo& info,
const blink::WebPluginParams& params,
std::unique_ptr<content::PluginInstanceThrottler> throttler) {
#if BUILDFLAG(ENABLE_PLUGINS)
if (info.type == WebPluginInfo::PLUGIN_TYPE_BROWSER_PLUGIN) {
// |delegate| deletes itself.
BrowserPluginDelegate* delegate =
GetContentClient()->renderer()->CreateBrowserPluginDelegate(
this, info, params.mime_type.Utf8(), GURL(params.url));
return BrowserPluginManager::Get()->CreateBrowserPlugin(
this, delegate->GetWeakPtr());
}
base::Optional<url::Origin> origin_lock;
if (base::FeatureList::IsEnabled(features::kPdfIsolation) &&
GetContentClient()->renderer()->IsOriginIsolatedPepperPlugin(info.path)) {
origin_lock = url::Origin::Create(GURL(params.url));
}
bool pepper_plugin_was_registered = false;
scoped_refptr<PluginModule> pepper_module(PluginModule::Create(
this, info, origin_lock, &pepper_plugin_was_registered));
if (pepper_plugin_was_registered) {
if (pepper_module.get()) {
return new PepperWebPluginImpl(
pepper_module.get(), params, this,
base::WrapUnique(
static_cast<PluginInstanceThrottlerImpl*>(throttler.release())));
}
}
#if defined(OS_CHROMEOS)
LOG(WARNING) << "Pepper module/plugin creation failed.";
#endif
#endif // BUILDFLAG(ENABLE_PLUGINS)
return nullptr;
}
void RenderFrameImpl::LoadErrorPage(int reason) {
WebURLError error(reason, frame_->GetDocument().Url());
std::string error_html;
GetContentClient()->renderer()->PrepareErrorPage(
this, frame_->GetDocumentLoader()->GetRequest(), error, &error_html,
nullptr);
frame_->CommitDataNavigation(
error_html, WebString::FromUTF8("text/html"),
WebString::FromUTF8("UTF-8"), GURL(kUnreachableWebDataURL), error.url(),
true, blink::WebFrameLoadType::kStandard, blink::WebHistoryItem(), true,
nullptr /* navigation_data */, blink::WebNavigationTimings());
}
void RenderFrameImpl::ExecuteJavaScript(const base::string16& javascript) {
OnJavaScriptExecuteRequest(javascript, 0, false);
}
void RenderFrameImpl::BindLocalInterface(
const std::string& interface_name,
mojo::ScopedMessagePipeHandle interface_pipe) {
GetInterface(interface_name, std::move(interface_pipe));
}
service_manager::InterfaceProvider* RenderFrameImpl::GetRemoteInterfaces() {
return &remote_interfaces_;
}
blink::AssociatedInterfaceRegistry*
RenderFrameImpl::GetAssociatedInterfaceRegistry() {
return &associated_interfaces_;
}
blink::AssociatedInterfaceProvider*
RenderFrameImpl::GetRemoteAssociatedInterfaces() {
if (!remote_associated_interfaces_) {
ChildThreadImpl* thread = ChildThreadImpl::current();
if (thread) {
blink::mojom::AssociatedInterfaceProviderAssociatedPtr remote_interfaces;
thread->GetRemoteRouteProvider()->GetRoute(
routing_id_, mojo::MakeRequest(&remote_interfaces));
remote_associated_interfaces_ =
std::make_unique<blink::AssociatedInterfaceProvider>(
std::move(remote_interfaces),
GetTaskRunner(blink::TaskType::kInternalIPC));
} else {
// In some tests the thread may be null,
// so set up a self-contained interface provider instead.
remote_associated_interfaces_ =
std::make_unique<blink::AssociatedInterfaceProvider>(
GetTaskRunner(blink::TaskType::kInternalIPC));
}
}
return remote_associated_interfaces_.get();
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::RegisterPeripheralPlugin(
const url::Origin& content_origin,
const base::Closure& unthrottle_callback) {
return plugin_power_saver_helper_->RegisterPeripheralPlugin(
content_origin, unthrottle_callback);
}
RenderFrame::PeripheralContentStatus
RenderFrameImpl::GetPeripheralContentStatus(
const url::Origin& main_frame_origin,
const url::Origin& content_origin,
const gfx::Size& unobscured_size,
RecordPeripheralDecision record_decision) const {
return plugin_power_saver_helper_->GetPeripheralContentStatus(
main_frame_origin, content_origin, unobscured_size, record_decision);
}
void RenderFrameImpl::WhitelistContentOrigin(
const url::Origin& content_origin) {
return plugin_power_saver_helper_->WhitelistContentOrigin(content_origin);
}
void RenderFrameImpl::PluginDidStartLoading() {
DidStartLoading(true);
}
void RenderFrameImpl::PluginDidStopLoading() {
DidStopLoading();
}
#endif // BUILDFLAG(ENABLE_PLUGINS)
bool RenderFrameImpl::IsFTPDirectoryListing() {
WebURLResponseExtraDataImpl* extra_data =
GetExtraDataFromResponse(frame_->GetDocumentLoader()->GetResponse());
return extra_data ? extra_data->is_ftp_directory_listing() : false;
}
void RenderFrameImpl::AttachGuest(int element_instance_id) {
BrowserPluginManager::Get()->Attach(element_instance_id);
}
void RenderFrameImpl::DetachGuest(int element_instance_id) {
BrowserPluginManager::Get()->Detach(element_instance_id);
}
void RenderFrameImpl::SetSelectedText(const base::string16& selection_text,
size_t offset,
const gfx::Range& range) {
Send(new FrameHostMsg_SelectionChanged(routing_id_, selection_text,
static_cast<uint32_t>(offset), range));
}
void RenderFrameImpl::SetZoomLevel(double zoom_level) {
render_view_->UpdateZoomLevel(zoom_level);
}
double RenderFrameImpl::GetZoomLevel() const {
return render_view_->page_zoom_level();
}
void RenderFrameImpl::AddMessageToConsole(ConsoleMessageLevel level,
const std::string& message) {
blink::WebConsoleMessage::Level target_level =
blink::WebConsoleMessage::kLevelInfo;
switch (level) {
case CONSOLE_MESSAGE_LEVEL_VERBOSE:
target_level = blink::WebConsoleMessage::kLevelVerbose;
break;
case CONSOLE_MESSAGE_LEVEL_INFO:
target_level = blink::WebConsoleMessage::kLevelInfo;
break;
case CONSOLE_MESSAGE_LEVEL_WARNING:
target_level = blink::WebConsoleMessage::kLevelWarning;
break;
case CONSOLE_MESSAGE_LEVEL_ERROR:
target_level = blink::WebConsoleMessage::kLevelError;
break;
}
blink::WebConsoleMessage wcm(target_level, WebString::FromUTF8(message));
frame_->AddMessageToConsole(wcm);
}
void RenderFrameImpl::SetPreviewsState(PreviewsState previews_state) {
previews_state_ = previews_state;
}
PreviewsState RenderFrameImpl::GetPreviewsState() const {
return previews_state_;
}
bool RenderFrameImpl::IsPasting() const {
return is_pasting_;
}
// blink::mojom::EngagementClient implementation -------------------------------
void RenderFrameImpl::SetEngagementLevel(const url::Origin& origin,
blink::mojom::EngagementLevel level) {
// Set the engagement level on |frame_| if its origin matches the one we have
// been provided with.
if (frame_ && url::Origin(frame_->GetSecurityOrigin()) == origin) {
frame_->SetEngagementLevel(level);
return;
}
engagement_level_ = std::make_pair(origin, level);
}
// blink::mojom::FullscreenVideoElementHandler implementation ------------------
void RenderFrameImpl::RequestFullscreenVideoElement() {
WebElement video_element =
frame_->GetDocument().GetElementsByHTMLTagName("video").FirstItem();
if (!video_element.IsNull()) {
// This is always initiated from browser side (which should require the user
// interacting with ui) which suffices for a user gesture even though there
// will have been no input to the frame at this point.
blink::WebScopedUserGesture gesture(frame_);
video_element.RequestFullscreen();
}
}
// blink::mojom::AutoplayConfigurationClient implementation
// --------------------------
void RenderFrameImpl::AddAutoplayFlags(const url::Origin& origin,
const int32_t flags) {
// If the origin is the same as the previously stored flags then we should
// merge the two sets of flags together.
if (autoplay_flags_.first == origin) {
autoplay_flags_.second |= flags;
} else {
autoplay_flags_ = std::make_pair(origin, flags);
}
}
// mojom::Frame implementation -------------------------------------------------
void RenderFrameImpl::GetInterfaceProvider(
service_manager::mojom::InterfaceProviderRequest request) {
service_manager::Connector* connector = ChildThread::Get()->GetConnector();
service_manager::mojom::InterfaceProviderPtr provider;
interface_provider_bindings_.AddBinding(this, mojo::MakeRequest(&provider));
connector->FilterInterfaces(mojom::kNavigation_FrameSpec,
browser_info_.identity, std::move(request),
std::move(provider));
}
void RenderFrameImpl::GetCanonicalUrlForSharing(
GetCanonicalUrlForSharingCallback callback) {
WebURL canonical_url = GetWebFrame()->GetDocument().CanonicalUrlForSharing();
std::move(callback).Run(canonical_url.IsNull()
? base::nullopt
: base::make_optional(GURL(canonical_url)));
}
void RenderFrameImpl::AllowBindings(int32_t enabled_bindings_flags) {
if (IsMainFrame() && (enabled_bindings_flags & BINDINGS_POLICY_WEB_UI) &&
!(enabled_bindings_ & BINDINGS_POLICY_WEB_UI)) {
// TODO(sammc): Move WebUIExtensionData to be a RenderFrameObserver.
// WebUIExtensionData deletes itself when |render_view_| is destroyed.
new WebUIExtensionData(render_view_);
}
enabled_bindings_ |= enabled_bindings_flags;
// Keep track of the total bindings accumulated in this process.
RenderProcess::current()->AddBindings(enabled_bindings_flags);
}
// mojom::FrameNavigationControl implementation --------------------------------
void RenderFrameImpl::CommitNavigation(
const network::ResourceResponseHead& head,
const CommonNavigationParams& common_params,
const RequestNavigationParams& request_params,
network::mojom::URLLoaderClientEndpointsPtr url_loader_client_endpoints,
std::unique_ptr<URLLoaderFactoryBundleInfo> subresource_loader_factories,
base::Optional<std::vector<mojom::TransferrableURLLoaderPtr>>
subresource_overrides,
mojom::ControllerServiceWorkerInfoPtr controller_service_worker_info,
network::mojom::URLLoaderFactoryPtr prefetch_loader_factory,
const base::UnguessableToken& devtools_navigation_token,
CommitNavigationCallback callback) {
DCHECK(!IsRendererDebugURL(common_params.url));
DCHECK(
!FrameMsg_Navigate_Type::IsSameDocument(common_params.navigation_type));
// If this was a renderer-initiated navigation (nav_entry_id == 0) from this
// frame, but it was aborted, then ignore it.
if (!browser_side_navigation_pending_ &&
!browser_side_navigation_pending_url_.is_empty() &&
browser_side_navigation_pending_url_ == request_params.original_url &&
request_params.nav_entry_id == 0) {
browser_side_navigation_pending_url_ = GURL();
std::move(callback).Run(blink::mojom::CommitResult::Aborted);
return;
}
controller_service_worker_info_ = std::move(controller_service_worker_info);
prefetch_loader_factory_ = std::move(prefetch_loader_factory);
// If the request was initiated in the context of a user gesture then make
// sure that the navigation also executes in the context of a user gesture.
std::unique_ptr<blink::WebScopedUserGesture> gesture(
common_params.has_user_gesture ? new blink::WebScopedUserGesture(frame_)
: nullptr);
// Sanity check that the browser always sends us new loader factories on
// cross-document navigations with the Network Service enabled.
DCHECK(common_params.url.SchemeIs(url::kJavaScriptScheme) ||
!base::FeatureList::IsEnabled(network::features::kNetworkService) ||
subresource_loader_factories);
SetupLoaderFactoryBundle(std::move(subresource_loader_factories),
std::move(subresource_overrides));
// Clear pending navigations which weren't sent to the browser because we
// did not get a didStartProvisionalLoad() notification for them.
pending_navigation_info_.reset(nullptr);
// If the navigation is for "view source", the WebLocalFrame needs to be put
// in a special mode.
if (request_params.is_view_source)
frame_->EnableViewSourceMode(true);
pending_navigation_params_.reset(
new PendingNavigationParams(common_params, request_params,
base::TimeTicks::Now(), std::move(callback)));
PrepareFrameForCommit(common_params.url, request_params);
// We only save metrics of the main frame's main resource to the
// document state. In view source mode, we effectively let the user
// see the source of the server's error page instead of using custom
// one derived from the metrics saved to document state.
const network::ResourceResponseHead* response_head = nullptr;
if (!frame_->Parent() && !frame_->IsViewSourceModeEnabled())
response_head = &head;
std::unique_ptr<DocumentState> document_state(BuildDocumentStateFromPending(
pending_navigation_params_.get(), response_head));
blink::WebFrameLoadType load_type = NavigationTypeToLoadType(
common_params.navigation_type, common_params.should_replace_current_entry,
request_params.page_state.IsValid());
WebHistoryItem item_for_history_navigation;
blink::mojom::CommitResult commit_status = blink::mojom::CommitResult::Ok;
if (load_type == WebFrameLoadType::kBackForward) {
// We must know the nav entry ID of the page we are navigating back to,
// which should be the case because history navigations are routed via the
// browser.
DCHECK_NE(0, request_params.nav_entry_id);
// Check that the history navigation can commit.
commit_status = PrepareForHistoryNavigationCommit(
common_params.navigation_type, request_params,
&item_for_history_navigation, &load_type);
}
base::OnceClosure continue_navigation;
if (commit_status == blink::mojom::CommitResult::Ok) {
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
// Check if the navigation being committed originated as a client redirect.
bool is_client_redirect =
!!(common_params.transition & ui::PAGE_TRANSITION_CLIENT_REDIRECT);
// Perform a navigation for loadDataWithBaseURL if needed (for main frames).
// Note: the base URL might be invalid, so also check the data URL string.
bool should_load_data_url = !common_params.base_url_for_data_url.is_empty();
#if defined(OS_ANDROID)
should_load_data_url |= !request_params.data_url_as_string.empty();
#endif
if (is_main_frame_ && should_load_data_url) {
LoadDataURL(common_params, request_params, frame_, load_type,
item_for_history_navigation, is_client_redirect,
std::move(document_state));
} else {
WebURLRequest request = CreateURLRequestForCommit(
common_params, request_params, std::move(url_loader_client_endpoints),
head);
frame_->CommitNavigation(
request, load_type, item_for_history_navigation, is_client_redirect,
devtools_navigation_token, std::move(document_state),
BuildNavigationTimings(common_params.navigation_start,
request_params.navigation_timing));
// The commit can result in this frame being removed. Use a
// WeakPtr as an easy way to detect whether this has occured. If so, this
// method should return immediately and not touch any part of the object,
// otherwise it will result in a use-after-free bug.
if (!weak_this)
return;
RequestExtraData* extra_data =
static_cast<RequestExtraData*>(request.GetExtraData());
continue_navigation =
extra_data->TakeContinueNavigationFunctionOwnerShip();
}
} else {
// The browser expects the frame to be loading this navigation. Inform it
// that the load stopped if needed.
if (frame_ && !frame_->IsLoading())
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
// In case LoadRequest failed before DidCreateDocumentLoader was called.
pending_navigation_params_.reset();
// Reset the source location now that the commit checks have been processed.
frame_->GetDocumentLoader()->ResetSourceLocation();
if (frame_->GetProvisionalDocumentLoader())
frame_->GetProvisionalDocumentLoader()->ResetSourceLocation();
// Continue the navigation.
// TODO(arthursonzogni): Pass the data needed to continue the navigation to
// this function instead of storing it in the
// NavigationResponseOverrideParameters. The architecture of committing the
// navigation in the renderer process should be simplified and avoid going
// through the ResourceFetcher for the main resource.
if (continue_navigation) {
base::AutoReset<bool> replaying(&replaying_main_response_, true);
std::move(continue_navigation).Run();
}
}
void RenderFrameImpl::CommitFailedNavigation(
const CommonNavigationParams& common_params,
const RequestNavigationParams& request_params,
bool has_stale_copy_in_cache,
int error_code,
const base::Optional<std::string>& error_page_content,
std::unique_ptr<URLLoaderFactoryBundleInfo> subresource_loader_factories,
CommitFailedNavigationCallback callback) {
DCHECK(
!FrameMsg_Navigate_Type::IsSameDocument(common_params.navigation_type));
bool is_reload =
FrameMsg_Navigate_Type::IsReload(common_params.navigation_type);
RenderFrameImpl::PrepareRenderViewForNavigation(common_params.url,
request_params);
// Log a console message for subframe loads that failed due to a legacy
// Symantec certificate that has been distrusted or is slated for distrust
// soon. Most failed resource loads are logged in Blink, but Blink doesn't get
// notified when a subframe resource fails to load like other resources, so
// log it here.
if (frame_->Parent() && error_code == net::ERR_CERT_SYMANTEC_LEGACY) {
ReportLegacySymantecCert(common_params.url, true /* did_fail */);
}
GetContentClient()->SetActiveURL(
common_params.url, frame_->Top()->GetSecurityOrigin().ToString().Utf8());
SetupLoaderFactoryBundle(std::move(subresource_loader_factories),
base::nullopt /* subresource_overrides */);
pending_navigation_params_.reset(new PendingNavigationParams(
common_params, request_params,
base::TimeTicks(), // Not used for failed navigation.
std::move(callback)));
// Send the provisional load failure.
WebURLError error(
error_code, 0,
has_stale_copy_in_cache ? WebURLError::HasCopyInCache::kTrue
: WebURLError::HasCopyInCache::kFalse,
WebURLError::IsWebSecurityViolation::kFalse, common_params.url);
WebURLRequest failed_request = CreateURLRequestForNavigation(
common_params, request_params,
/*response_override=*/nullptr, frame_->IsViewSourceModeEnabled());
if (!ShouldDisplayErrorPageForFailedLoad(error_code, common_params.url)) {
// The browser expects this frame to be loading an error page. Inform it
// that the load stopped.
std::move(pending_navigation_params_->commit_callback_)
.Run(blink::mojom::CommitResult::Aborted);
pending_navigation_params_.reset();
Send(new FrameHostMsg_DidStopLoading(routing_id_));
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
return;
}
// On load failure, a frame can ask its owner to render fallback content.
// When that happens, don't load an error page.
WebLocalFrame::FallbackContentResult fallback_result =
frame_->MaybeRenderFallbackContent(error);
if (fallback_result != WebLocalFrame::NoFallbackContent) {
if (fallback_result == WebLocalFrame::NoLoadInProgress) {
// If the frame wasn't loading but was fallback-eligible, the fallback
// content won't be shown. However, showing an error page isn't right
// either, as the frame has already been populated with something
// unrelated to this navigation failure. In that case, just send a stop
// IPC to the browser to unwind its state, and leave the frame as-is.
std::move(pending_navigation_params_->commit_callback_)
.Run(blink::mojom::CommitResult::Aborted);
pending_navigation_params_.reset();
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
return;
}
// Make sure errors are not shown in view source mode.
frame_->EnableViewSourceMode(false);
// Replace the current history entry in reloads, and loads of the same url.
// This corresponds to Blink's notion of a standard commit.
// Also replace the current history entry if the browser asked for it
// specifically.
// TODO(clamy): see if initial commits in subframes should be handled
// separately.
bool replace = is_reload || common_params.url == GetLoadingUrl() ||
common_params.should_replace_current_entry;
std::unique_ptr<HistoryEntry> history_entry;
if (request_params.page_state.IsValid())
history_entry = PageStateToHistoryEntry(request_params.page_state);
// The load of the error page can result in this frame being removed.
// Use a WeakPtr as an easy way to detect whether this has occured. If so,
// this method should return immediately and not touch any part of the object,
// otherwise it will result in a use-after-free bug.
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
// For renderer initiated navigations, we send out a didFailProvisionalLoad()
// notification.
bool had_provisional_document_loader = frame_->GetProvisionalDocumentLoader();
if (request_params.nav_entry_id == 0) {
blink::WebHistoryCommitType commit_type =
replace ? blink::kWebHistoryInertCommit : blink::kWebStandardCommit;
if (error_page_content.has_value()) {
DidFailProvisionalLoadInternal(error, commit_type, error_page_content);
} else {
// TODO(https://crbug.com/778824): We only have this branch because a
// layout test expects DidFailProvisionalLoad() to be called directly,
// rather than DidFailProvisionalLoadInternal(). Once the bug is fixed, we
// should be able to call DidFailProvisionalLoadInternal() in all cases.
DidFailProvisionalLoad(error, commit_type);
}
if (!weak_this)
return;
}
// If we didn't call didFailProvisionalLoad or there wasn't a
// GetProvisionalDocumentLoader(), LoadNavigationErrorPage wasn't called, so
// do it now.
if (request_params.nav_entry_id != 0 || !had_provisional_document_loader) {
std::unique_ptr<DocumentState> document_state(BuildDocumentStateFromPending(
pending_navigation_params_.get(), nullptr));
LoadNavigationErrorPage(failed_request, error, replace, history_entry.get(),
error_page_content, std::move(document_state));
if (!weak_this)
return;
}
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
}
void RenderFrameImpl::CommitSameDocumentNavigation(
const CommonNavigationParams& common_params,
const RequestNavigationParams& request_params,
CommitSameDocumentNavigationCallback callback) {
DCHECK(!IsRendererDebugURL(common_params.url));
DCHECK(!FrameMsg_Navigate_Type::IsReload(common_params.navigation_type));
DCHECK(!request_params.is_view_source);
DCHECK(FrameMsg_Navigate_Type::IsSameDocument(common_params.navigation_type));
// If the request was initiated in the context of a user gesture then make
// sure that the navigation also executes in the context of a user gesture.
std::unique_ptr<blink::WebScopedUserGesture> gesture(
common_params.has_user_gesture ? new blink::WebScopedUserGesture(frame_)
: nullptr);
// TODO(ahemery): |pending_navigation_params_| below is solely used by
// IsBrowserInitiated() in DecidePolicyForNavigation. Try and find a a way to
// avoid having to create the entire structure just for this.
pending_navigation_params_.reset(new PendingNavigationParams(
common_params, request_params,
base::TimeTicks(), // Not used for same-document navigation.
CommitNavigationCallback()));
PrepareFrameForCommit(common_params.url, request_params);
blink::WebFrameLoadType load_type = NavigationTypeToLoadType(
common_params.navigation_type, common_params.should_replace_current_entry,
request_params.page_state.IsValid());
blink::mojom::CommitResult commit_status = blink::mojom::CommitResult::Ok;
WebHistoryItem item_for_history_navigation;
if (common_params.navigation_type ==
FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT) {
DCHECK(request_params.page_state.IsValid());
// We must know the nav entry ID of the page we are navigating back to,
// which should be the case because history navigations are routed via the
// browser.
DCHECK_NE(0, request_params.nav_entry_id);
DCHECK(!request_params.is_history_navigation_in_new_child);
commit_status = PrepareForHistoryNavigationCommit(
common_params.navigation_type, request_params,
&item_for_history_navigation, &load_type);
}
if (commit_status == blink::mojom::CommitResult::Ok) {
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
bool is_client_redirect =
!!(common_params.transition & ui::PAGE_TRANSITION_CLIENT_REDIRECT);
// Load the request.
commit_status = frame_->CommitSameDocumentNavigation(
common_params.url, load_type, item_for_history_navigation,
is_client_redirect);
// The load of the URL can result in this frame being removed. Use a
// WeakPtr as an easy way to detect whether this has occured. If so, this
// method should return immediately and not touch any part of the object,
// otherwise it will result in a use-after-free bug.
if (!weak_this)
return;
}
std::move(callback).Run(commit_status);
// The browser expects the frame to be loading this navigation. Inform it
// that the load stopped if needed.
if (frame_ && !frame_->IsLoading() &&
commit_status != blink::mojom::CommitResult::Ok) {
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
pending_navigation_params_.reset();
}
void RenderFrameImpl::HandleRendererDebugURL(const GURL& url) {
DCHECK(IsRendererDebugURL(url));
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
if (url.SchemeIs(url::kJavaScriptScheme)) {
// Javascript URLs should be sent to Blink for handling.
frame_->LoadJavaScriptURL(url);
} else {
// This is a Chrome Debug URL. Handle it.
HandleChromeDebugURL(url);
}
// The browser sets its status as loading before calling this IPC. Inform it
// that the load stopped if needed, while leaving the debug URL visible in the
// address bar.
if (weak_this && frame_ && !frame_->IsLoading())
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
void RenderFrameImpl::UpdateSubresourceLoaderFactories(
std::unique_ptr<URLLoaderFactoryBundleInfo> subresource_loaders) {
DCHECK(loader_factories_);
DCHECK(loader_factories_->IsHostChildURLLoaderFactoryBundle());
static_cast<HostChildURLLoaderFactoryBundle*>(loader_factories_.get())
->UpdateThisAndAllClones(std::move(subresource_loaders));
}
// mojom::HostZoom implementation ----------------------------------------------
void RenderFrameImpl::SetHostZoomLevel(const GURL& url, double zoom_level) {
// TODO(wjmaclean): We should see if this restriction is really necessary,
// since it isn't enforced in other parts of the page zoom system (e.g.
// when a users changes the zoom of a currently displayed page). Android
// has no UI for this, so in theory the following code would normally just use
// the default zoom anyways.
#if !defined(OS_ANDROID)
// On Android, page zoom isn't used, and in case of WebView, text zoom is used
// for legacy WebView text scaling emulation. Thus, the code that resets
// the zoom level from this map will be effectively resetting text zoom level.
host_zoom_levels_[url] = zoom_level;
#endif
}
// blink::WebLocalFrameClient implementation
// ----------------------------------------
bool RenderFrameImpl::IsPluginHandledExternally(
const blink::WebElement& plugin_element,
const blink::WebURL& url,
const blink::WebString& suggested_mime_type) {
#if BUILDFLAG(ENABLE_PLUGINS)
if (!BrowserPluginManager::Get()) {
// BrowserPluginManager needs a RenderThreadImpl, but some renderer tests
// use a MockRenderThread instead.
return false;
}
// TODO(ekaramad): The instance ID is mostly used for GuestView attaching and
// lookup. See if this can be removed (https://crbug.com/659750).
// The instance ID will not be consumed if the contents cannot be rendered
// externally.
int32_t tentative_element_instance_id =
BrowserPluginManager::Get()->GetNextInstanceID();
return GetContentClient()->renderer()->IsPluginHandledByMimeHandlerView(
this, plugin_element, GURL(url), suggested_mime_type.Utf8(),
tentative_element_instance_id);
#else
return false;
#endif
}
blink::WebPlugin* RenderFrameImpl::CreatePlugin(
const blink::WebPluginParams& params) {
blink::WebPlugin* plugin = nullptr;
if (GetContentClient()->renderer()->OverrideCreatePlugin(this, params,
&plugin)) {
return plugin;
}
if (params.mime_type.ContainsOnlyASCII() &&
params.mime_type.Ascii() == kBrowserPluginMimeType) {
// |delegate| deletes itself.
BrowserPluginDelegate* delegate =
GetContentClient()->renderer()->CreateBrowserPluginDelegate(
this, WebPluginInfo(), kBrowserPluginMimeType, GURL(params.url));
return BrowserPluginManager::Get()->CreateBrowserPlugin(
this, delegate->GetWeakPtr());
}
#if BUILDFLAG(ENABLE_PLUGINS)
WebPluginInfo info;
std::string mime_type;
bool found = false;
Send(new FrameHostMsg_GetPluginInfo(
routing_id_, params.url, frame_->Top()->GetSecurityOrigin(),
params.mime_type.Utf8(), &found, &info, &mime_type));
if (!found)
return nullptr;
WebPluginParams params_to_use = params;
params_to_use.mime_type = WebString::FromUTF8(mime_type);
return CreatePlugin(info, params_to_use, nullptr /* throttler */);
#else
return nullptr;
#endif // BUILDFLAG(ENABLE_PLUGINS)
}
blink::WebMediaPlayer* RenderFrameImpl::CreateMediaPlayer(
const blink::WebMediaPlayerSource& source,
WebMediaPlayerClient* client,
WebMediaPlayerEncryptedMediaClient* encrypted_client,
WebContentDecryptionModule* initial_cdm,
const blink::WebString& sink_id,
blink::WebLayerTreeView* layer_tree_view) {
const cc::LayerTreeSettings& settings =
GetRenderWidget()->layer_tree_view()->GetLayerTreeSettings();
return media_factory_.CreateMediaPlayer(source, client, encrypted_client,
initial_cdm, sink_id, layer_tree_view,
settings);
}
std::unique_ptr<blink::WebApplicationCacheHost>
RenderFrameImpl::CreateApplicationCacheHost(
blink::WebApplicationCacheHostClient* client) {
if (!frame_ || !frame_->View())
return nullptr;
DocumentState* document_state =
frame_->GetProvisionalDocumentLoader()
? DocumentState::FromDocumentLoader(
frame_->GetProvisionalDocumentLoader())
: DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
return std::make_unique<RendererWebApplicationCacheHostImpl>(
RenderViewImpl::FromWebView(frame_->View()), client,
RenderThreadImpl::current()->appcache_dispatcher()->backend_proxy(),
navigation_state->request_params().appcache_host_id, routing_id_);
}
std::unique_ptr<blink::WebContentSettingsClient>
RenderFrameImpl::CreateWorkerContentSettingsClient() {
if (!frame_ || !frame_->View())
return nullptr;
return GetContentClient()->renderer()->CreateWorkerContentSettingsClient(
this);
}
std::unique_ptr<blink::WebWorkerFetchContext>
RenderFrameImpl::CreateWorkerFetchContext() {
blink::WebServiceWorkerNetworkProvider* web_provider =
frame_->GetDocumentLoader()->GetServiceWorkerNetworkProvider();
DCHECK(web_provider);
ServiceWorkerNetworkProvider* provider =
ServiceWorkerNetworkProvider::FromWebServiceWorkerNetworkProvider(
web_provider);
mojom::ServiceWorkerWorkerClientRequest service_worker_client_request;
mojom::ServiceWorkerWorkerClientRegistryPtrInfo
service_worker_worker_client_registry_ptr_info;
mojom::ServiceWorkerContainerHostPtrInfo container_host_ptr_info;
ServiceWorkerProviderContext* provider_context = provider->context();
// Some sandboxed iframes are not allowed to use service worker so don't have
// a real service worker provider, so the provider context is null.
if (provider_context) {
provider_context->CloneWorkerClientRegistry(
mojo::MakeRequest(&service_worker_worker_client_registry_ptr_info));
mojom::ServiceWorkerWorkerClientPtr worker_client_ptr;
service_worker_client_request = mojo::MakeRequest(&worker_client_ptr);
provider_context->RegisterWorkerClient(std::move(worker_client_ptr));
// TODO(horo): Use this host pointer also when S13nServiceWorker is not
// enabled once we support navigator.serviceWorker on dedicated workers:
// crbug.com/371690. Currently we use this only to call
// GetControllerServiceWorker() from the worker thread if S13nServiceWorker
// is enabled.
if (blink::ServiceWorkerUtils::IsServicificationEnabled())
container_host_ptr_info = provider_context->CloneContainerHostPtrInfo();
}
auto worker_fetch_context = std::make_unique<WebWorkerFetchContextImpl>(
render_view_->renderer_preferences(),
std::move(service_worker_client_request),
std::move(service_worker_worker_client_registry_ptr_info),
std::move(container_host_ptr_info), GetLoaderFactoryBundle()->Clone(),
GetLoaderFactoryBundle()->CloneWithoutDefaultFactory(),
GetContentClient()->renderer()->CreateURLLoaderThrottleProvider(
URLLoaderThrottleProviderType::kWorker),
GetContentClient()
->renderer()
->CreateWebSocketHandshakeThrottleProvider(),
ChildThreadImpl::current()->thread_safe_sender(),
ChildThreadImpl::current()->GetConnector()->Clone());
worker_fetch_context->set_ancestor_frame_id(routing_id_);
worker_fetch_context->set_site_for_cookies(
frame_->GetDocument().SiteForCookies());
worker_fetch_context->set_is_secure_context(
frame_->GetDocument().IsSecureContext());
worker_fetch_context->set_service_worker_provider_id(provider->provider_id());
worker_fetch_context->set_is_controlled_by_service_worker(
provider->IsControlledByServiceWorker());
worker_fetch_context->set_origin_url(
GURL(frame_->GetDocument().Url()).GetOrigin());
if (provider_context)
worker_fetch_context->set_client_id(provider_context->client_id());
for (auto& observer : observers_)
observer.WillCreateWorkerFetchContext(worker_fetch_context.get());
return std::move(worker_fetch_context);
}
WebExternalPopupMenu* RenderFrameImpl::CreateExternalPopupMenu(
const WebPopupMenuInfo& popup_menu_info,
WebExternalPopupMenuClient* popup_menu_client) {
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
// An IPC message is sent to the browser to build and display the actual
// popup. The user could have time to click a different select by the time
// the popup is shown. In that case external_popup_menu_ is non NULL.
// By returning NULL in that case, we instruct Blink to cancel that new
// popup. So from the user perspective, only the first one will show, and
// will have to close the first one before another one can be shown.
if (external_popup_menu_)
return NULL;
external_popup_menu_.reset(
new ExternalPopupMenu(this, popup_menu_info, popup_menu_client));
if (render_view_->screen_metrics_emulator_) {
render_view_->SetExternalPopupOriginAdjustmentsForEmulation(
external_popup_menu_.get(),
render_view_->screen_metrics_emulator_.get());
}
return external_popup_menu_.get();
#else
return nullptr;
#endif
}
blink::WebCookieJar* RenderFrameImpl::CookieJar() {
return &cookie_jar_;
}
blink::BlameContext* RenderFrameImpl::GetFrameBlameContext() {
DCHECK(blame_context_);
return blame_context_.get();
}
std::unique_ptr<blink::WebServiceWorkerProvider>
RenderFrameImpl::CreateServiceWorkerProvider() {
// At this point we should have non-null data source.
DCHECK(frame_->GetDocumentLoader());
if (!ChildThreadImpl::current())
return nullptr; // May be null in some tests.
ServiceWorkerNetworkProvider* provider =
ServiceWorkerNetworkProvider::FromWebServiceWorkerNetworkProvider(
frame_->GetDocumentLoader()->GetServiceWorkerNetworkProvider());
if (!provider->context()) {
// The context can be null when the frame is sandboxed.
return nullptr;
}
return std::make_unique<WebServiceWorkerProviderImpl>(provider->context());
}
service_manager::InterfaceProvider* RenderFrameImpl::GetInterfaceProvider() {
return &remote_interfaces_;
}
blink::AssociatedInterfaceProvider*
RenderFrameImpl::GetRemoteNavigationAssociatedInterfaces() {
return GetRemoteAssociatedInterfaces();
}
void RenderFrameImpl::DidAccessInitialDocument() {
DCHECK(!frame_->Parent());
// NOTE: Do not call back into JavaScript here, since this call is made from a
// V8 security check.
// If the request hasn't yet committed, notify the browser process that it is
// no longer safe to show the pending URL of the main frame, since a URL spoof
// is now possible. (If the request has committed, the browser already knows.)
if (!has_accessed_initial_document_) {
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
if (!navigation_state->request_committed()) {
Send(new FrameHostMsg_DidAccessInitialDocument(routing_id_));
}
}
has_accessed_initial_document_ = true;
}
blink::WebLocalFrame* RenderFrameImpl::CreateChildFrame(
blink::WebLocalFrame* parent,
blink::WebTreeScopeType scope,
const blink::WebString& name,
const blink::WebString& fallback_name,
blink::WebSandboxFlags sandbox_flags,
const blink::ParsedFeaturePolicy& container_policy,
const blink::WebFrameOwnerProperties& frame_owner_properties) {
DCHECK_EQ(frame_, parent);
// Synchronously notify the browser of a child frame creation to get the
// routing_id for the RenderFrame.
int child_routing_id = MSG_ROUTING_NONE;
mojo::MessagePipeHandle child_interface_provider_handle;
base::UnguessableToken devtools_frame_token;
FrameHostMsg_CreateChildFrame_Params params;
params.parent_routing_id = routing_id_;
params.scope = scope;
params.frame_name = name.Utf8();
// The unique name generation logic was moved out of Blink, so for historical
// reasons, unique name generation needs to take something called the
// |fallback_name| into account. Normally, unique names are generated based on
// the browing context name. For new frames, the initial browsing context name
// comes from the name attribute of the browsing context container element.
//
// However, when the browsing context name is null, Blink instead uses the
// "fallback name" to derive the unique name. The exact contents of the
// "fallback name" are unspecified, but may contain the value of the
// 'subresource attribute' of the browsing context container element.
//
// Note that Blink can't be changed to just pass |fallback_name| as |name| in
// the case |name| is empty: |fallback_name| should never affect the actual
// browsing context name, only unique name generation.
params.is_created_by_script =
v8::Isolate::GetCurrent() && v8::Isolate::GetCurrent()->InContext();
params.frame_unique_name = unique_name_helper_.GenerateNameForNewChildFrame(
params.frame_name.empty() ? fallback_name.Utf8() : params.frame_name,
params.is_created_by_script);
params.frame_policy = {sandbox_flags, container_policy};
params.frame_owner_properties =
ConvertWebFrameOwnerPropertiesToFrameOwnerProperties(
frame_owner_properties);
Send(new FrameHostMsg_CreateChildFrame(params, &child_routing_id,
&child_interface_provider_handle,
&devtools_frame_token));
// Allocation of routing id failed, so we can't create a child frame. This can
// happen if the synchronous IPC message above has failed. This can
// legitimately happen when the browser process has already destroyed
// RenderProcessHost, but the renderer process hasn't quit yet.
if (child_routing_id == MSG_ROUTING_NONE)
return nullptr;
CHECK(child_interface_provider_handle.is_valid());
service_manager::mojom::InterfaceProviderPtr child_interface_provider;
child_interface_provider.Bind(
service_manager::mojom::InterfaceProviderPtrInfo(
mojo::ScopedMessagePipeHandle(child_interface_provider_handle), 0u),
GetTaskRunner(blink::TaskType::kInternalIPC));
// This method is always called by local frames, never remote frames.
// Tracing analysis uses this to find main frames when this value is
// MSG_ROUTING_NONE, and build the frame tree otherwise.
TRACE_EVENT2("navigation,rail", "RenderFrameImpl::createChildFrame",
"id", routing_id_,
"child", child_routing_id);
// Create the RenderFrame and WebLocalFrame, linking the two.
RenderFrameImpl* child_render_frame = RenderFrameImpl::Create(
render_view_, child_routing_id, std::move(child_interface_provider),
devtools_frame_token);
child_render_frame->unique_name_helper_.set_propagated_name(
params.frame_unique_name);
if (params.is_created_by_script)
child_render_frame->unique_name_helper_.Freeze();
child_render_frame->InitializeBlameContext(this);
blink::WebLocalFrame* web_frame = parent->CreateLocalChild(
scope, child_render_frame,
child_render_frame->blink_interface_registry_.get());
child_render_frame->in_frame_tree_ = true;
child_render_frame->Initialize();
return web_frame;
}
blink::WebFrame* RenderFrameImpl::FindFrame(const blink::WebString& name) {
if (render_view_->renderer_wide_named_frame_lookup()) {
for (const auto& it : g_routing_id_frame_map.Get()) {
WebLocalFrame* frame = it.second->GetWebFrame();
if (frame->AssignedName() == name)
return frame;
}
}
return GetContentClient()->renderer()->FindFrame(this->GetWebFrame(),
name.Utf8());
}
void RenderFrameImpl::DidChangeOpener(blink::WebFrame* opener) {
// Only a local frame should be able to update another frame's opener.
DCHECK(!opener || opener->IsWebLocalFrame());
int opener_routing_id =
opener ? RenderFrameImpl::FromWebFrame(opener->ToWebLocalFrame())
->GetRoutingID()
: MSG_ROUTING_NONE;
Send(new FrameHostMsg_DidChangeOpener(routing_id_, opener_routing_id));
}
void RenderFrameImpl::FrameDetached(DetachType type) {
for (auto& observer : observers_)
observer.FrameDetached();
// Send a state update before the frame is detached.
SendUpdateState();
// We only notify the browser process when the frame is being detached for
// removal and it was initiated from the renderer process.
if (!in_browser_initiated_detach_ && type == DetachType::kRemove)
Send(new FrameHostMsg_Detach(routing_id_));
// Clean up the associated RenderWidget for the frame, if there is one.
GetRenderWidget()->UnregisterRenderFrame(this);
if (render_widget_)
render_widget_->CloseForFrame();
// We need to clean up subframes by removing them from the map and deleting
// the RenderFrameImpl. In contrast, the main frame is owned by its
// containing RenderViewHost (so that they have the same lifetime), so only
// removal from the map is needed and no deletion.
FrameMap::iterator it = g_frame_map.Get().find(frame_);
CHECK(it != g_frame_map.Get().end());
CHECK_EQ(it->second, this);
g_frame_map.Get().erase(it);
// |frame_| may not be referenced after this, so clear the pointer since
// the actual WebLocalFrame may not be deleted immediately and other methods
// may try to access it.
frame_->Close();
frame_ = nullptr;
// If this was a provisional frame with an associated proxy, tell the proxy
// that it's no longer associated with this frame.
if (proxy_routing_id_ != MSG_ROUTING_NONE) {
RenderFrameProxy* proxy =
RenderFrameProxy::FromRoutingID(proxy_routing_id_);
// |proxy| should always exist. Detaching the proxy would've also detached
// this provisional frame. The proxy should also not be associated with
// another provisional frame at this point.
CHECK(proxy);
CHECK_EQ(routing_id_, proxy->provisional_frame_routing_id());
proxy->set_provisional_frame_routing_id(MSG_ROUTING_NONE);
}
delete this;
// Object is invalid after this point.
}
void RenderFrameImpl::FrameFocused() {
Send(new FrameHostMsg_FrameFocused(routing_id_));
}
void RenderFrameImpl::WillCommitProvisionalLoad() {
for (auto& observer : observers_)
observer.WillCommitProvisionalLoad();
}
void RenderFrameImpl::DidChangeName(const blink::WebString& name) {
if (current_history_item_.IsNull()) {
// Once a navigation has committed, the unique name must no longer change to
// avoid breaking back/forward navigations: https://crbug.com/607205
unique_name_helper_.UpdateName(name.Utf8());
}
GetFrameHost()->DidChangeName(name.Utf8(), unique_name_helper_.value());
if (!committed_first_load_)
name_changed_before_first_commit_ = true;
}
void RenderFrameImpl::DidEnforceInsecureRequestPolicy(
blink::WebInsecureRequestPolicy policy) {
GetFrameHost()->EnforceInsecureRequestPolicy(policy);
}
void RenderFrameImpl::DidEnforceInsecureNavigationsSet(
const std::vector<uint32_t>& set) {
GetFrameHost()->EnforceInsecureNavigationsSet(set);
}
void RenderFrameImpl::DidChangeFramePolicy(
blink::WebFrame* child_frame,
blink::WebSandboxFlags flags,
const blink::ParsedFeaturePolicy& container_policy) {
Send(new FrameHostMsg_DidChangeFramePolicy(
routing_id_, RenderFrame::GetRoutingIdForWebFrame(child_frame),
{flags, container_policy}));
}
void RenderFrameImpl::DidSetFramePolicyHeaders(
blink::WebSandboxFlags flags,
const blink::ParsedFeaturePolicy& parsed_header) {
// If either Feature Policy or Sandbox Flags are different from the default
// (empty) values, then send them to the browser.
if (!parsed_header.empty() || flags != blink::WebSandboxFlags::kNone) {
GetFrameHost()->DidSetFramePolicyHeaders(flags, parsed_header);
}
}
void RenderFrameImpl::DidAddContentSecurityPolicies(
const blink::WebVector<blink::WebContentSecurityPolicy>& policies) {
std::vector<ContentSecurityPolicy> content_policies;
for (const auto& policy : policies)
content_policies.push_back(BuildContentSecurityPolicy(policy));
Send(new FrameHostMsg_DidAddContentSecurityPolicies(routing_id_,
content_policies));
}
void RenderFrameImpl::DidChangeFrameOwnerProperties(
blink::WebFrame* child_frame,
const blink::WebFrameOwnerProperties& frame_owner_properties) {
Send(new FrameHostMsg_DidChangeFrameOwnerProperties(
routing_id_, RenderFrame::GetRoutingIdForWebFrame(child_frame),
ConvertWebFrameOwnerPropertiesToFrameOwnerProperties(
frame_owner_properties)));
}
void RenderFrameImpl::DidMatchCSS(
const blink::WebVector<blink::WebString>& newly_matching_selectors,
const blink::WebVector<blink::WebString>& stopped_matching_selectors) {
for (auto& observer : observers_)
observer.DidMatchCSS(newly_matching_selectors, stopped_matching_selectors);
}
void RenderFrameImpl::UpdateUserActivationState(
blink::UserActivationUpdateType update_type) {
Send(new FrameHostMsg_UpdateUserActivationState(routing_id_, update_type));
}
void RenderFrameImpl::SetHasReceivedUserGestureBeforeNavigation(bool value) {
Send(new FrameHostMsg_SetHasReceivedUserGestureBeforeNavigation(routing_id_,
value));
}
void RenderFrameImpl::SetMouseCapture(bool capture) {
GetRenderWidget()->SetMouseCapture(capture);
}
bool RenderFrameImpl::ShouldReportDetailedMessageForSource(
const blink::WebString& source) {
return GetContentClient()->renderer()->ShouldReportDetailedMessageForSource(
source.Utf16());
}
void RenderFrameImpl::DidAddMessageToConsole(
const blink::WebConsoleMessage& message,
const blink::WebString& source_name,
unsigned source_line,
const blink::WebString& stack_trace) {
logging::LogSeverity log_severity = logging::LOG_VERBOSE;
switch (message.level) {
case blink::WebConsoleMessage::kLevelVerbose:
log_severity = logging::LOG_VERBOSE;
break;
case blink::WebConsoleMessage::kLevelInfo:
log_severity = logging::LOG_INFO;
break;
case blink::WebConsoleMessage::kLevelWarning:
log_severity = logging::LOG_WARNING;
break;
case blink::WebConsoleMessage::kLevelError:
log_severity = logging::LOG_ERROR;
break;
default:
log_severity = logging::LOG_VERBOSE;
}
if (ShouldReportDetailedMessageForSource(source_name)) {
for (auto& observer : observers_) {
observer.DetailedConsoleMessageAdded(
message.text.Utf16(), source_name.Utf16(), stack_trace.Utf16(),
source_line, static_cast<uint32_t>(log_severity));
}
}
Send(new FrameHostMsg_DidAddMessageToConsole(
routing_id_, static_cast<int32_t>(log_severity), message.text.Utf16(),
static_cast<int32_t>(source_line), source_name.Utf16()));
}
void RenderFrameImpl::DownloadURL(
const blink::WebURLRequest& request,
CrossOriginRedirects cross_origin_redirect_behavior,
mojo::ScopedMessagePipeHandle blob_url_token) {
if (ShouldThrottleDownload())
return;
FrameHostMsg_DownloadUrl_Params params;
params.render_view_id = render_view_->GetRoutingID();
params.render_frame_id = GetRoutingID();
params.url = request.Url();
params.referrer = RenderViewImpl::GetReferrerFromRequest(frame_, request);
params.initiator_origin = request.RequestorOrigin();
if (request.GetSuggestedFilename().has_value())
params.suggested_name = request.GetSuggestedFilename()->Utf16();
params.follow_cross_origin_redirects =
(cross_origin_redirect_behavior == CrossOriginRedirects::kFollow);
params.blob_url_token = blob_url_token.release();
Send(new FrameHostMsg_DownloadUrl(params));
}
void RenderFrameImpl::WillSendSubmitEvent(const blink::WebFormElement& form) {
for (auto& observer : observers_)
observer.WillSendSubmitEvent(form);
}
void RenderFrameImpl::WillSubmitForm(const blink::WebFormElement& form) {
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetProvisionalDocumentLoader());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
if (ui::PageTransitionCoreTypeIs(navigation_state->GetTransitionType(),
ui::PAGE_TRANSITION_LINK)) {
navigation_state->set_transition_type(ui::PAGE_TRANSITION_FORM_SUBMIT);
}
// Save these to be processed when the ensuing navigation is committed.
WebSearchableFormData web_searchable_form_data(form);
internal_data->set_searchable_form_url(web_searchable_form_data.Url());
internal_data->set_searchable_form_encoding(
web_searchable_form_data.Encoding().Utf8());
for (auto& observer : observers_)
observer.WillSubmitForm(form);
}
void RenderFrameImpl::DidCreateDocumentLoader(
blink::WebDocumentLoader* document_loader) {
// Ensure that the pending_navigation_params are destroyed when doing an
// early return.
std::unique_ptr<PendingNavigationParams> pending_navigation_params(
std::move(pending_navigation_params_));
bool has_pending_params = pending_navigation_params.get();
DocumentState* document_state =
DocumentState::FromDocumentLoader(document_loader);
if (!document_state) {
// This is either a placeholder document loader or an initial empty
// document.
document_loader->SetExtraData(BuildDocumentState());
}
// Create the serviceworker's per-document network observing object.
// Same document navigation do not go through here so it should never exist.
DCHECK(!document_loader->GetServiceWorkerNetworkProvider());
scoped_refptr<network::SharedURLLoaderFactory> fallback_factory =
network::SharedURLLoaderFactory::Create(
GetLoaderFactoryBundle()->CloneWithoutDefaultFactory());
document_loader->SetServiceWorkerNetworkProvider(
ServiceWorkerNetworkProvider::CreateForNavigation(
routing_id_,
has_pending_params ? &(pending_navigation_params->request_params)
: nullptr,
frame_, std::move(controller_service_worker_info_),
std::move(fallback_factory)));
if (!has_pending_params)
return;
const CommonNavigationParams& common_params =
pending_navigation_params->common_params;
const RequestNavigationParams& request_params =
pending_navigation_params->request_params;
// Update the source location before processing the navigation commit.
if (pending_navigation_params->common_params.source_location.has_value()) {
blink::WebSourceLocation source_location;
source_location.url =
WebString::FromLatin1(common_params.source_location->url);
source_location.line_number = common_params.source_location->line_number;
source_location.column_number =
common_params.source_location->column_number;
document_loader->SetSourceLocation(source_location);
}
if (request_params.was_activated)
document_loader->SetUserActivated();
}
void RenderFrameImpl::DidStartProvisionalLoad(
blink::WebDocumentLoader* document_loader,
blink::WebURLRequest& request) {
// In fast/loader/stop-provisional-loads.html, we abort the load before this
// callback is invoked.
if (!document_loader)
return;
TRACE_EVENT2("navigation,benchmark,rail",
"RenderFrameImpl::didStartProvisionalLoad", "id", routing_id_,
"url", document_loader->GetRequest().Url().GetString().Utf8());
// If we have a pending navigation to be sent to the browser send it here.
if (pending_navigation_info_.get()) {
NavigationPolicyInfo info(request);
info.navigation_type = pending_navigation_info_->navigation_type;
info.default_policy = pending_navigation_info_->policy;
info.replaces_current_history_item =
pending_navigation_info_->replaces_current_history_item;
info.is_history_navigation_in_new_child_frame =
pending_navigation_info_->history_navigation_in_new_child_frame;
info.is_client_redirect = pending_navigation_info_->client_redirect;
info.triggering_event_info =
pending_navigation_info_->triggering_event_info;
info.form = pending_navigation_info_->form;
info.source_location = pending_navigation_info_->source_location;
info.devtools_initiator_info =
pending_navigation_info_->devtools_initiator_info;
info.blob_url_token =
pending_navigation_info_->blob_url_token.PassInterface().PassHandle();
pending_navigation_info_.reset(nullptr);
BeginNavigation(info);
}
DocumentState* document_state =
DocumentState::FromDocumentLoader(document_loader);
NavigationStateImpl* navigation_state = static_cast<NavigationStateImpl*>(
document_state->navigation_state());
bool is_top_most = !frame_->Parent();
if (is_top_most) {
auto navigation_gesture =
WebUserGestureIndicator::IsProcessingUserGesture(frame_)
? NavigationGestureUser
: NavigationGestureAuto;
render_view_->set_navigation_gesture(navigation_gesture);
} else if (document_loader->ReplacesCurrentHistoryItem()) {
// Subframe navigations that don't add session history items must be
// marked with AUTO_SUBFRAME. See also didFailProvisionalLoad for how we
// handle loading of error pages.
navigation_state->set_transition_type(ui::PAGE_TRANSITION_AUTO_SUBFRAME);
}
base::TimeTicks navigation_start =
navigation_state->common_params().navigation_start;
DCHECK(!navigation_start.is_null());
for (auto& observer : observers_)
observer.DidStartProvisionalLoad(document_loader);
std::vector<GURL> redirect_chain;
GetRedirectChain(document_loader, &redirect_chain);
Send(new FrameHostMsg_DidStartProvisionalLoad(
routing_id_, document_loader->GetRequest().Url(), redirect_chain,
navigation_start));
}
void RenderFrameImpl::DidFailProvisionalLoad(
const WebURLError& error,
blink::WebHistoryCommitType commit_type) {
DidFailProvisionalLoadInternal(error, commit_type, base::nullopt);
}
void RenderFrameImpl::DidCommitProvisionalLoad(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type,
blink::WebGlobalObjectReusePolicy global_object_reuse_policy) {
TRACE_EVENT2("navigation,rail", "RenderFrameImpl::didCommitProvisionalLoad",
"id", routing_id_,
"url", GetLoadingUrl().possibly_invalid_spec());
// TODO(dcheng): Remove this UMA once we have enough measurements.
// Record the number of subframes where window.name changes between the
// creation of the frame and the first commit that records a history entry
// with a persisted unique name. We'd like to make unique name immutable to
// simplify code, but it's unclear if there are site that depend on the
// following pattern:
// 1. Create a new subframe.
// 2. Assign it a window.name.
// 3. Navigate it.
//
// If unique name are immutable, then it's possible that session history would
// become less reliable for subframes:
// * A subframe with no initial name will receive a generated name that
// depends on DOM insertion order instead of using a name baed on the
// window.name assigned in step 2.
// * A subframe may intentionally try to choose a non-conflicting
// window.name if it detects a conflict. Immutability would prevent this
// from having the desired effect.
//
// The logic for when to record the UMA is a bit subtle:
// * if |committed_first_load_| is false and |current_history_item_| is
// null, then this is being called to commit the initial empty document.
// Don't record the UMA yet. |current_history_item_| will be non-null in
// subsequent invocations of this callback.
// * if |committed_first_load_| is false and |current_history_item_| is
// *not* null, then the initial empty document has already committed.
// Record if window.name has changed.
if (!committed_first_load_ && !current_history_item_.IsNull()) {
if (!IsMainFrame()) {
UMA_HISTOGRAM_BOOLEAN(
"SessionRestore.SubFrameUniqueNameChangedBeforeFirstCommit",
name_changed_before_first_commit_);
}
// TODO(dcheng): This signal is likely calculated incorrectly, and will be
// removed in a followup CL (as we've decided to try to preserve backwards
// compatibility as much as possible for the time being).
committed_first_load_ = true;
}
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
DCHECK(!navigation_state->WasWithinSameDocument());
const WebURLResponse& web_url_response =
frame_->GetDocumentLoader()->GetResponse();
WebURLResponseExtraDataImpl* extra_data =
GetExtraDataFromResponse(web_url_response);
// Only update the PreviewsState and effective connection type states for new
// main frame documents. Subframes inherit from the main frame and should not
// change at commit time.
if (is_main_frame_) {
previews_state_ =
frame_->GetDocumentLoader()->GetRequest().GetPreviewsState();
if (extra_data) {
effective_connection_type_ =
EffectiveConnectionTypeToWebEffectiveConnectionType(
extra_data->effective_connection_type());
} else {
effective_connection_type_ =
blink::WebEffectiveConnectionType::kTypeUnknown;
}
}
if (proxy_routing_id_ != MSG_ROUTING_NONE) {
// If this is a provisional frame associated with a proxy (i.e., a frame
// created for a remote-to-local navigation), swap it into the frame tree
// now.
if (!SwapIn())
return;
}
// Navigations that change the document represent a new content source. Keep
// track of that on the widget to help the browser process detect when stale
// compositor frames are being shown after a commit.
if (is_main_frame_) {
GetRenderWidget()->DidNavigate();
// Update the URL used to key Ukm metrics in the compositor if the
// navigation is not in the same document, which represents a new source
// URL.
// Note that this is only done for the main frame since the metrics for all
// frames are keyed to the main frame's URL.
if (GetRenderWidget()->layer_tree_view())
GetRenderWidget()->layer_tree_view()->SetURLForUkm(GetLoadingUrl());
}
service_manager::mojom::InterfaceProviderRequest
remote_interface_provider_request;
if (global_object_reuse_policy !=
blink::WebGlobalObjectReusePolicy::kUseExisting) {
// If we're navigating to a new document, bind |remote_interfaces_| to a new
// message pipe. The request end of the new InterfaceProvider interface will
// be sent over as part of DidCommitProvisionalLoad. After the RFHI receives
// the commit confirmation, it will immediately close the old message pipe
// to avoid GetInterface calls racing with navigation commit, and bind the
// request end of the message pipe created here.
service_manager::mojom::InterfaceProviderPtr interfaces_provider;
remote_interface_provider_request = mojo::MakeRequest(&interfaces_provider);
// Must initialize |remote_interfaces_| with a new working pipe *before*
// observers receive DidCommitProvisionalLoad, so they can already request
// remote interfaces. The interface requests will be serviced once the
// InterfaceProvider interface request is bound by the RenderFrameHostImpl.
remote_interfaces_.Close();
remote_interfaces_.Bind(std::move(interfaces_provider));
// AudioOutputIPCFactory may be null in tests.
if (auto* factory = AudioOutputIPCFactory::get()) {
// The RendererAudioOutputStreamFactory must be readily accessible on the
// IO thread when it's needed, because the main thread may block while
// waiting for the factory call to finish on the IO thread, so if we tried
// to lazily initialize it, we could deadlock.
//
// TODO(https://crbug.com/668275): Still, it is odd for one specific
// factory to be registered here, make this a RenderFrameObserver.
// code.
factory->MaybeDeregisterRemoteFactory(GetRoutingID());
factory->RegisterRemoteFactory(GetRoutingID(), GetRemoteInterfaces());
}
// If the request for |audio_input_stream_factory_| is in flight when
// |remote_interfaces_| is reset, it will be silently dropped. We reset
// |audio_input_stream_factory_| to force a new mojo request to be sent
// the next time it's used. See https://crbug.com/795258 for implementing a
// nicer solution.
audio_input_stream_factory_.reset();
}
// Notify the MediaPermissionDispatcher that its connection will be closed
// due to a navigation to a different document.
if (media_permission_dispatcher_)
media_permission_dispatcher_->OnNavigation();
navigation_state->RunCommitNavigationCallback(blink::mojom::CommitResult::Ok);
DidCommitNavigationInternal(item, commit_type,
false /* was_within_same_document */,
std::move(remote_interface_provider_request));
// Record time between receiving the message to commit the navigation until it
// has committed. Only successful cross-document navigation handled by the
// browser process are taken into account.
if (!navigation_state->time_commit_requested().is_null()) {
RecordReadyToCommitUntilCommitHistogram(
base::TimeTicks::Now() - navigation_state->time_commit_requested(),
navigation_state->GetTransitionType());
}
// If we end up reusing this WebRequest (for example, due to a #ref click),
// we don't want the transition type to persist. Just clear it.
navigation_state->set_transition_type(ui::PAGE_TRANSITION_LINK);
// Check whether we have new encoding name.
UpdateEncoding(frame_, frame_->View()->PageEncoding().Utf8());
// Reset certificate warning state that prevents log spam.
num_certificate_warning_messages_ = 0;
certificate_warning_origins_.clear();
}
void RenderFrameImpl::DidCreateNewDocument() {
for (auto& observer : observers_)
observer.DidCreateNewDocument();
}
void RenderFrameImpl::DidClearWindowObject() {
if (enabled_bindings_ & BINDINGS_POLICY_WEB_UI)
WebUIExtension::Install(frame_);
if (enabled_bindings_ & BINDINGS_POLICY_DOM_AUTOMATION)
DomAutomationController::Install(this, frame_);
if (enabled_bindings_ & BINDINGS_POLICY_STATS_COLLECTION)
StatsCollectionController::Install(frame_);
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
if (command_line.HasSwitch(cc::switches::kEnableGpuBenchmarking))
GpuBenchmarking::Install(this);
if (command_line.HasSwitch(switches::kEnableSkiaBenchmarking))
SkiaBenchmarking::Install(frame_);
for (auto& observer : render_view_->observers())
observer.DidClearWindowObject(frame_);
for (auto& observer : observers_)
observer.DidClearWindowObject();
}
void RenderFrameImpl::DidCreateDocumentElement() {
// Notify the browser about non-blank documents loading in the top frame.
GURL url = frame_->GetDocument().Url();
if (url.is_valid() && url.spec() != url::kAboutBlankURL) {
// TODO(nasko): Check if webview()->mainFrame() is the same as the
// frame_->tree()->top().
blink::WebFrame* main_frame = render_view_->webview()->MainFrame();
if (frame_ == main_frame) {
// For now, don't remember plugin zoom values. We don't want to mix them
// with normal web content (i.e. a fixed layout plugin would usually want
// them different).
render_view_->Send(new ViewHostMsg_DocumentAvailableInMainFrame(
render_view_->GetRoutingID(),
frame_->GetDocument().IsPluginDocument()));
}
}
for (auto& observer : observers_)
observer.DidCreateDocumentElement();
}
void RenderFrameImpl::RunScriptsAtDocumentElementAvailable() {
GetContentClient()->renderer()->RunScriptsAtDocumentStart(this);
// Do not use |this|! ContentClient might have deleted them by now!
}
void RenderFrameImpl::DidReceiveTitle(const blink::WebString& title,
blink::WebTextDirection direction) {
// Ignore all but top level navigations.
if (!frame_->Parent()) {
base::trace_event::TraceLog::GetInstance()->UpdateProcessLabel(
routing_id_, title.Utf8());
base::string16 title16 = title.Utf16();
base::string16 shortened_title = title16.substr(0, kMaxTitleChars);
Send(new FrameHostMsg_UpdateTitle(routing_id_,
shortened_title, direction));
} else {
// Set process title for sub-frames in traces.
GURL loading_url = GetLoadingUrl();
if (!loading_url.host().empty() &&
loading_url.scheme() != url::kFileScheme) {
std::string subframe_title = "Subframe: " + loading_url.scheme() +
url::kStandardSchemeSeparator +
loading_url.host();
base::trace_event::TraceLog::GetInstance()->UpdateProcessLabel(
routing_id_, subframe_title);
}
}
// Also check whether we have new encoding name.
UpdateEncoding(frame_, frame_->View()->PageEncoding().Utf8());
}
void RenderFrameImpl::DidChangeIcon(blink::WebIconURL::Type icon_type) {
SendUpdateFaviconURL();
}
void RenderFrameImpl::SendUpdateFaviconURL() {
if (frame_->Parent())
return;
blink::WebIconURL::Type icon_types_mask =
static_cast<blink::WebIconURL::Type>(
blink::WebIconURL::kTypeFavicon |
blink::WebIconURL::kTypeTouchPrecomposed |
blink::WebIconURL::kTypeTouch);
WebVector<blink::WebIconURL> icon_urls = frame_->IconURLs(icon_types_mask);
if (icon_urls.empty())
return;
std::vector<FaviconURL> urls;
urls.reserve(icon_urls.size());
for (const blink::WebIconURL& icon_url : icon_urls) {
urls.push_back(FaviconURL(icon_url.GetIconURL(),
ToFaviconType(icon_url.IconType()),
ConvertToFaviconSizes(icon_url.Sizes())));
}
DCHECK_EQ(icon_urls.size(), urls.size());
Send(new FrameHostMsg_UpdateFaviconURL(GetRoutingID(), urls));
}
void RenderFrameImpl::DidFinishDocumentLoad() {
TRACE_EVENT1("navigation,benchmark,rail",
"RenderFrameImpl::didFinishDocumentLoad", "id", routing_id_);
Send(new FrameHostMsg_DidFinishDocumentLoad(routing_id_));
for (auto& observer : observers_)
observer.DidFinishDocumentLoad();
// Check whether we have new encoding name.
UpdateEncoding(frame_, frame_->View()->PageEncoding().Utf8());
}
void RenderFrameImpl::RunScriptsAtDocumentReady(bool document_is_empty) {
base::WeakPtr<RenderFrameImpl> weak_self = weak_factory_.GetWeakPtr();
GetContentClient()->renderer()->RunScriptsAtDocumentEnd(this);
// ContentClient might have deleted |frame_| and |this| by now!
if (!weak_self.get())
return;
// If this is an empty document with an http status code indicating an error,
// we may want to display our own error page, so the user doesn't end up
// with an unexplained blank page.
if (!document_is_empty)
return;
// Display error page instead of a blank page, if appropriate.
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentLoader(
frame_->GetDocumentLoader());
int http_status_code = internal_data->http_status_code();
if (GetContentClient()->renderer()->HasErrorPage(http_status_code)) {
// This call may run scripts, e.g. via the beforeunload event.
std::unique_ptr<DocumentState> document_state(BuildDocumentState());
LoadNavigationErrorPageForHttpStatusError(
frame_->GetDocumentLoader()->GetRequest(), frame_->GetDocument().Url(),
http_status_code, true, nullptr, std::move(document_state));
}
// Do not use |this| or |frame_| here without checking |weak_self|.
}
void RenderFrameImpl::RunScriptsAtDocumentIdle() {
GetContentClient()->renderer()->RunScriptsAtDocumentIdle(this);
// ContentClient might have deleted |this| by now!
}
void RenderFrameImpl::DidHandleOnloadEvents() {
if (!frame_->Parent()) {
Send(new FrameHostMsg_DocumentOnLoadCompleted(routing_id_));
}
}
void RenderFrameImpl::DidFailLoad(const WebURLError& error,
blink::WebHistoryCommitType commit_type) {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::didFailLoad",
"id", routing_id_);
// TODO(nasko): Move implementation here. No state needed.
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
DCHECK(document_loader);
const WebURLRequest& failed_request = document_loader->GetRequest();
base::string16 error_description;
GetContentClient()->renderer()->GetErrorDescription(failed_request, error,
&error_description);
Send(new FrameHostMsg_DidFailLoadWithError(
routing_id_, failed_request.Url(), error.reason(), error_description));
}
void RenderFrameImpl::DidFinishLoad() {
TRACE_EVENT1("navigation,benchmark,rail",
"RenderFrameImpl::didFinishLoad", "id", routing_id_);
if (!frame_->Parent()) {
TRACE_EVENT_INSTANT0("WebCore,benchmark,rail", "LoadFinished",
TRACE_EVENT_SCOPE_PROCESS);
}
for (auto& observer : observers_)
observer.DidFinishLoad();
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
Send(new FrameHostMsg_DidFinishLoad(routing_id_,
document_loader->GetRequest().Url()));
if (!RenderThreadImpl::current())
return;
RenderThreadImpl::RendererMemoryMetrics memory_metrics;
if (!RenderThreadImpl::current()->GetRendererMemoryMetrics(&memory_metrics))
return;
RecordSuffixedRendererMemoryMetrics(memory_metrics, ".DidFinishLoad");
if (!IsMainFrame())
return;
RecordSuffixedRendererMemoryMetrics(memory_metrics,
".MainFrameDidFinishLoad");
}
void RenderFrameImpl::DidFinishSameDocumentNavigation(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type,
bool content_initiated) {
TRACE_EVENT1("navigation,rail",
"RenderFrameImpl::didFinishSameDocumentNavigation", "id",
routing_id_);
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
// If this was a browser-initiated navigation, then there could be pending
// navigation params, so use them. Otherwise, just reset the document state
// here, since if pending navigation params exist they are for some other
// navigation <https://crbug.com/597239>.
if (!pending_navigation_params_ || content_initiated) {
document_state->set_navigation_state(
NavigationStateImpl::CreateContentInitiated());
} else {
DCHECK(
!pending_navigation_params_->common_params.navigation_start.is_null());
document_state->set_navigation_state(CreateNavigationStateFromPending());
pending_navigation_params_.reset();
}
static_cast<NavigationStateImpl*>(document_state->navigation_state())
->set_was_within_same_document(true);
DidCommitNavigationInternal(item, commit_type,
true /* was_within_same_document */,
nullptr /* remote_interface_provider_request */);
}
void RenderFrameImpl::DidUpdateCurrentHistoryItem() {
render_view_->StartNavStateSyncTimerIfNecessary(this);
}
void RenderFrameImpl::DidChangeThemeColor() {
if (frame_->Parent())
return;
Send(new FrameHostMsg_DidChangeThemeColor(
routing_id_, frame_->GetDocument().ThemeColor()));
}
void RenderFrameImpl::ForwardResourceTimingToParent(
const blink::WebResourceTimingInfo& info) {
Send(new FrameHostMsg_ForwardResourceTimingToParent(
routing_id_, WebResourceTimingInfoToResourceTimingInfo(info)));
}
void RenderFrameImpl::DispatchLoad() {
Send(new FrameHostMsg_DispatchLoad(routing_id_));
}
blink::WebEffectiveConnectionType
RenderFrameImpl::GetEffectiveConnectionType() {
return effective_connection_type_;
}
void RenderFrameImpl::SetEffectiveConnectionTypeForTesting(
blink::WebEffectiveConnectionType type) {
effective_connection_type_ = type;
}
blink::WebURLRequest::PreviewsState RenderFrameImpl::GetPreviewsStateForFrame()
const {
PreviewsState disabled_state = previews_state_ & kDisabledPreviewsBits;
if (disabled_state) {
// Sanity check disabled vs. enabled bits here before passing on.
DCHECK(!(previews_state_ & ~kDisabledPreviewsBits)) << previews_state_;
return disabled_state;
}
return static_cast<WebURLRequest::PreviewsState>(previews_state_);
}
void RenderFrameImpl::DidBlockFramebust(const WebURL& url) {
Send(new FrameHostMsg_DidBlockFramebust(GetRoutingID(), url));
}
base::UnguessableToken RenderFrameImpl::GetDevToolsFrameToken() {
return devtools_frame_token_;
}
void RenderFrameImpl::AbortClientNavigation() {
browser_side_navigation_pending_ = false;
if (!IsPerNavigationMojoInterfaceEnabled())
Send(new FrameHostMsg_AbortNavigation(routing_id_));
}
void RenderFrameImpl::DidChangeSelection(bool is_empty_selection) {
if (!GetRenderWidget()->input_handler().handling_input_event() &&
!handling_select_range_)
return;
if (is_empty_selection)
selection_text_.clear();
// UpdateTextInputState should be called before SyncSelectionIfRequired.
// UpdateTextInputState may send TextInputStateChanged to notify the focus
// was changed, and SyncSelectionIfRequired may send SelectionChanged
// to notify the selection was changed. Focus change should be notified
// before selection change.
GetRenderWidget()->UpdateTextInputState();
SyncSelectionIfRequired();
}
bool RenderFrameImpl::HandleCurrentKeyboardEvent() {
bool did_execute_command = false;
for (auto command : GetRenderWidget()->edit_commands()) {
// In gtk and cocoa, it's possible to bind multiple edit commands to one
// key (but it's the exception). Once one edit command is not executed, it
// seems safest to not execute the rest.
if (!frame_->ExecuteCommand(blink::WebString::FromUTF8(command.name),
blink::WebString::FromUTF8(command.value)))
break;
did_execute_command = true;
}
return did_execute_command;
}
void RenderFrameImpl::RunModalAlertDialog(const blink::WebString& message) {
RunJavaScriptDialog(JAVASCRIPT_DIALOG_TYPE_ALERT, message.Utf16(),
base::string16(), nullptr);
}
bool RenderFrameImpl::RunModalConfirmDialog(const blink::WebString& message) {
return RunJavaScriptDialog(JAVASCRIPT_DIALOG_TYPE_CONFIRM, message.Utf16(),
base::string16(), nullptr);
}
bool RenderFrameImpl::RunModalPromptDialog(
const blink::WebString& message,
const blink::WebString& default_value,
blink::WebString* actual_value) {
base::string16 result;
bool ok = RunJavaScriptDialog(JAVASCRIPT_DIALOG_TYPE_PROMPT, message.Utf16(),
default_value.Utf16(), &result);
if (ok)
*actual_value = WebString::FromUTF16(result);
return ok;
}
bool RenderFrameImpl::RunModalBeforeUnloadDialog(bool is_reload) {
// Don't allow further dialogs if we are waiting to swap out, since the
// ScopedPageLoadDeferrer in our stack prevents it.
if (suppress_further_dialogs_)
return false;
bool success = false;
// This is an ignored return value, but is included so we can accept the same
// response as RunJavaScriptDialog.
base::string16 ignored_result;
Send(new FrameHostMsg_RunBeforeUnloadConfirm(routing_id_, is_reload, &success,
&ignored_result));
return success;
}
bool RenderFrameImpl::RunFileChooser(
const blink::WebFileChooserParams& params,
blink::WebFileChooserCompletion* chooser_completion) {
FileChooserParams ipc_params;
if (params.directory)
ipc_params.mode = FileChooserParams::UploadFolder;
else if (params.multi_select)
ipc_params.mode = FileChooserParams::OpenMultiple;
else if (params.save_as)
ipc_params.mode = FileChooserParams::Save;
else
ipc_params.mode = FileChooserParams::Open;
ipc_params.title = params.title.Utf16();
ipc_params.accept_types.reserve(params.accept_types.size());
for (const auto& type : params.accept_types)
ipc_params.accept_types.push_back(type.Utf16());
ipc_params.need_local_path = params.need_local_path;
#if defined(OS_ANDROID)
ipc_params.capture = params.use_media_capture;
#endif
ipc_params.requestor = params.requestor;
return RunFileChooser(ipc_params, chooser_completion);
}
bool RenderFrameImpl::RunFileChooser(
const FileChooserParams& params,
blink::WebFileChooserCompletion* chooser_completion) {
// Do not open the file dialog in a hidden RenderFrame.
if (IsHidden())
return false;
DCHECK(!file_chooser_completion_);
file_chooser_completion_ = chooser_completion;
Send(new FrameHostMsg_RunFileChooser(routing_id_, params));
return true;
}
void RenderFrameImpl::ShowContextMenu(const blink::WebContextMenuData& data) {
ContextMenuParams params = ContextMenuParamsBuilder::Build(data);
blink::WebRect position_in_window(params.x, params.y, 0, 0);
GetRenderWidget()->ConvertViewportToWindow(&position_in_window);
params.x = position_in_window.x;
params.y = position_in_window.y;
GetRenderWidget()->OnShowHostContextMenu(&params);
if (GetRenderWidget()->has_host_context_menu_location()) {
params.x = GetRenderWidget()->host_context_menu_location().x();
params.y = GetRenderWidget()->host_context_menu_location().y();
}
// Serializing a GURL longer than kMaxURLChars will fail, so don't do
// it. We replace it with an empty GURL so the appropriate items are disabled
// in the context menu.
// TODO(jcivelli): http://crbug.com/45160 This prevents us from saving large
// data encoded images. We should have a way to save them.
if (params.src_url.spec().size() > url::kMaxURLChars)
params.src_url = GURL();
blink::WebRect selection_in_window(data.selection_rect);
GetRenderWidget()->ConvertViewportToWindow(&selection_in_window);
params.selection_rect = selection_in_window;
#if defined(OS_ANDROID)
// The Samsung Email app relies on the context menu being shown after the
// javascript onselectionchanged is triggered.
// See crbug.com/729488
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::Bind(&RenderFrameImpl::ShowDeferredContextMenu,
weak_factory_.GetWeakPtr(), params));
#else
ShowDeferredContextMenu(params);
#endif
}
void RenderFrameImpl::ShowDeferredContextMenu(const ContextMenuParams& params) {
Send(new FrameHostMsg_ContextMenu(routing_id_, params));
}
void RenderFrameImpl::SaveImageFromDataURL(const blink::WebString& data_url) {
// Note: We should basically send GURL but we use size-limited string instead
// in order to send a larger data url to save a image for <canvas> or <img>.
if (data_url.length() < kMaxLengthOfDataURLString) {
Send(new FrameHostMsg_SaveImageFromDataURL(render_view_->GetRoutingID(),
routing_id_, data_url.Utf8()));
}
}
void RenderFrameImpl::FrameRectsChanged(const blink::WebRect& frame_rect) {
// To limit the number of IPCs, only notify the browser when the rect's size
// changes, not when the position changes. The size needs to be replicated if
// the iframe goes out-of-process.
gfx::Size frame_size(frame_rect.width, frame_rect.height);
if (!frame_size_ || *frame_size_ != frame_size) {
frame_size_ = frame_size;
GetFrameHost()->FrameSizeChanged(frame_size);
}
}
void RenderFrameImpl::WillSendRequest(blink::WebURLRequest& request) {
if (request.GetFrameType() !=
network::mojom::RequestContextFrameType::kNone &&
pending_navigation_params_) {
// Skip the processing for the main resource, it has been done before
// sending the request to the browser.
return;
}
if (render_view_->renderer_preferences_.enable_do_not_track)
request.SetHTTPHeaderField(blink::WebString::FromUTF8(kDoNotTrackHeader),
"1");
WebDocumentLoader* provisional_document_loader =
frame_->GetProvisionalDocumentLoader();
WebDocumentLoader* document_loader = provisional_document_loader
? provisional_document_loader
: frame_->GetDocumentLoader();
DocumentState* document_state =
DocumentState::FromDocumentLoader(document_loader);
DCHECK(document_state);
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
ui::PageTransition transition_type = navigation_state->GetTransitionType();
if (provisional_document_loader &&
provisional_document_loader->IsClientRedirect()) {
transition_type = ui::PageTransitionFromInt(
transition_type | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
}
ApplyFilePathAlias(&request);
GURL new_url;
bool attach_same_site_cookies = false;
base::Optional<url::Origin> initiator_origin =
request.RequestorOrigin().IsNull()
? base::Optional<url::Origin>()
: base::Optional<url::Origin>(request.RequestorOrigin());
GetContentClient()->renderer()->WillSendRequest(
frame_, transition_type, request.Url(),
base::OptionalOrNullptr(initiator_origin), &new_url,
&attach_same_site_cookies);
if (!new_url.is_empty())
request.SetURL(WebURL(new_url));
if (internal_data->is_cache_policy_override_set())
request.SetCacheMode(internal_data->cache_policy_override());
// The request's extra data may indicate that we should set a custom user
// agent. This needs to be done here, after WebKit is through with setting the
// user agent on its own. Similarly, it may indicate that we should set an
// X-Requested-With header. This must be done here to avoid breaking CORS
// checks.
// There may also be a stream url associated with the request.
WebString custom_user_agent;
WebString requested_with;
std::unique_ptr<NavigationResponseOverrideParameters> response_override;
if (request.GetExtraData()) {
RequestExtraData* old_extra_data =
static_cast<RequestExtraData*>(request.GetExtraData());
custom_user_agent = old_extra_data->custom_user_agent();
if (!custom_user_agent.IsNull()) {
if (custom_user_agent.IsEmpty())
request.ClearHTTPHeaderField("User-Agent");
else
request.SetHTTPHeaderField("User-Agent", custom_user_agent);
}
requested_with = old_extra_data->requested_with();
if (!requested_with.IsNull()) {
if (requested_with.IsEmpty())
request.ClearHTTPHeaderField("X-Requested-With");
else
request.SetHTTPHeaderField("X-Requested-With", requested_with);
}
response_override =
old_extra_data->TakeNavigationResponseOverrideOwnership();
}
// Set an empty HTTP origin header for non GET methods if none is currently
// present.
request.SetHTTPOriginIfNeeded(WebSecurityOrigin::CreateUnique());
WebFrame* parent = frame_->Parent();
ResourceType resource_type = WebURLRequestToResourceType(request);
WebDocument frame_document = frame_->GetDocument();
if (!request.GetExtraData())
request.SetExtraData(std::make_unique<RequestExtraData>());
auto* extra_data = static_cast<RequestExtraData*>(request.GetExtraData());
extra_data->set_visibility_state(VisibilityState());
extra_data->set_custom_user_agent(custom_user_agent);
extra_data->set_requested_with(requested_with);
extra_data->set_render_frame_id(routing_id_);
extra_data->set_is_main_frame(!parent);
extra_data->set_allow_download(
navigation_state->common_params().allow_download);
extra_data->set_transition_type(transition_type);
extra_data->set_navigation_response_override(std::move(response_override));
bool is_for_no_state_prefetch =
GetContentClient()->renderer()->IsPrefetchOnly(this, request);
extra_data->set_is_for_no_state_prefetch(is_for_no_state_prefetch);
extra_data->set_download_to_network_cache_only(
is_for_no_state_prefetch && resource_type != RESOURCE_TYPE_MAIN_FRAME);
extra_data->set_initiated_in_secure_context(frame_document.IsSecureContext());
extra_data->set_attach_same_site_cookies(attach_same_site_cookies);
// The RenderThreadImpl or its URLLoaderThrottleProvider member may not be
// valid in some tests.
RenderThreadImpl* render_thread = RenderThreadImpl::current();
if (render_thread && render_thread->url_loader_throttle_provider()) {
extra_data->set_url_loader_throttles(
render_thread->url_loader_throttle_provider()->CreateThrottles(
routing_id_, request, resource_type));
}
if (request.GetPreviewsState() == WebURLRequest::kPreviewsUnspecified) {
if (is_main_frame_ && !navigation_state->request_committed()) {
request.SetPreviewsState(static_cast<WebURLRequest::PreviewsState>(
navigation_state->common_params().previews_state));
} else {
WebURLRequest::PreviewsState request_previews_state =
static_cast<WebURLRequest::PreviewsState>(previews_state_);
// The decision of whether or not to enable Client Lo-Fi is made earlier
// in the request lifetime, in LocalFrame::MaybeAllowImagePlaceholder(),
// so don't add the Client Lo-Fi bit to the request here.
request_previews_state &= ~(WebURLRequest::kClientLoFiOn);
if (request_previews_state == WebURLRequest::kPreviewsUnspecified)
request_previews_state = WebURLRequest::kPreviewsOff;
request.SetPreviewsState(request_previews_state);
}
}
// This is an instance where we embed a copy of the routing id
// into the data portion of the message. This can cause problems if we
// don't register this id on the browser side, since the download manager
// expects to find a RenderViewHost based off the id.
request.SetRequestorID(render_view_->GetRoutingID());
request.SetHasUserGesture(
WebUserGestureIndicator::IsProcessingUserGesture(frame_));
if (!render_view_->renderer_preferences_.enable_referrers)
request.SetHTTPReferrer(WebString(), blink::kWebReferrerPolicyDefault);
}
void RenderFrameImpl::DidReceiveResponse(
const blink::WebURLResponse& response) {
// For main resource, this is done in CommitNavigation instead.
// TODO(dgozman): get rid of this method once we always go through
// CommitNavigation, even for urls like about:blank.
if (replaying_main_response_)
return;
// Only do this for responses that correspond to a provisional data source
// of the top-most frame. If we have a provisional data source, then we
// can't have any sub-resources yet, so we know that this response must
// correspond to a frame load.
if (!frame_->GetProvisionalDocumentLoader() || frame_->Parent())
return;
// If we are in view source mode, then just let the user see the source of
// the server's error page.
if (frame_->IsViewSourceModeEnabled())
return;
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetProvisionalDocumentLoader());
int http_status_code = response.HttpStatusCode();
// Record page load flags.
WebURLResponseExtraDataImpl* extra_data = GetExtraDataFromResponse(response);
if (extra_data) {
document_state->set_was_fetched_via_spdy(
extra_data->was_fetched_via_spdy());
document_state->set_was_alpn_negotiated(extra_data->was_alpn_negotiated());
document_state->set_alpn_negotiated_protocol(
response.AlpnNegotiatedProtocol().Utf8());
document_state->set_was_alternate_protocol_available(
extra_data->was_alternate_protocol_available());
document_state->set_connection_info(response.ConnectionInfo());
}
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
internal_data->set_http_status_code(http_status_code);
}
void RenderFrameImpl::DidLoadResourceFromMemoryCache(
const blink::WebURLRequest& request,
const blink::WebURLResponse& response) {
// The recipients of this message have no use for data: URLs: they don't
// affect the page's insecure content list and are not in the disk cache. To
// prevent large (1M+) data: URLs from crashing in the IPC system, we simply
// filter them out here.
if (request.Url().ProtocolIs(url::kDataScheme))
return;
// Let the browser know we loaded a resource from the memory cache. This
// message is needed to display the correct SSL indicators.
Send(new FrameHostMsg_DidLoadResourceFromMemoryCache(
routing_id_, request.Url(), request.HttpMethod().Utf8(),
response.MimeType().Utf8(), WebURLRequestToResourceType(request)));
}
void RenderFrameImpl::DidStartResponse(
int request_id,
const network::ResourceResponseHead& response_head,
content::ResourceType resource_type) {
for (auto& observer : observers_)
observer.DidStartResponse(request_id, response_head, resource_type);
}
void RenderFrameImpl::DidCompleteResponse(
int request_id,
const network::URLLoaderCompletionStatus& status) {
for (auto& observer : observers_)
observer.DidCompleteResponse(request_id, status);
}
void RenderFrameImpl::DidCancelResponse(int request_id) {
for (auto& observer : observers_)
observer.DidCancelResponse(request_id);
}
void RenderFrameImpl::DidReceiveTransferSizeUpdate(int resource_id,
int received_data_length) {
for (auto& observer : observers_) {
observer.DidReceiveTransferSizeUpdate(resource_id, received_data_length);
}
}
void RenderFrameImpl::DidDisplayInsecureContent() {
Send(new FrameHostMsg_DidDisplayInsecureContent(routing_id_));
}
void RenderFrameImpl::DidContainInsecureFormAction() {
Send(new FrameHostMsg_DidContainInsecureFormAction(routing_id_));
}
void RenderFrameImpl::DidRunInsecureContent(
const blink::WebSecurityOrigin& origin,
const blink::WebURL& target) {
Send(new FrameHostMsg_DidRunInsecureContent(
routing_id_, GURL(origin.ToString().Utf8()), target));
GetContentClient()->renderer()->RecordRapporURL(
"ContentSettings.MixedScript.RanMixedScript",
GURL(origin.ToString().Utf8()));
}
void RenderFrameImpl::DidDisplayContentWithCertificateErrors() {
Send(new FrameHostMsg_DidDisplayContentWithCertificateErrors(routing_id_));
}
void RenderFrameImpl::DidRunContentWithCertificateErrors() {
Send(new FrameHostMsg_DidRunContentWithCertificateErrors(routing_id_));
}
void RenderFrameImpl::ReportLegacySymantecCert(const blink::WebURL& url,
bool did_fail) {
url::Origin origin = url::Origin::Create(GURL(url));
// To prevent log spam, only log the message once per origin.
if (certificate_warning_origins_.find(origin) !=
certificate_warning_origins_.end()) {
return;
}
// After |kMaxCertificateWarningMessages| warnings, stop printing messages to
// the console. At exactly |kMaxCertificateWarningMessages| warnings, print a
// message that additional resources on the page use legacy certificates
// without specifying which exact resources. Before
// |kMaxCertificateWarningMessages| messages, print the exact resource URL in
// the message to help the developer pinpoint the problematic resources.
if (num_certificate_warning_messages_ > kMaxCertificateWarningMessages)
return;
std::string console_message;
if (num_certificate_warning_messages_ == kMaxCertificateWarningMessages) {
if (did_fail) {
console_message =
"Additional resources on this page were loaded with "
"SSL certificates that have been "
"distrusted. See "
"https://g.co/chrome/symantecpkicerts for "
"more information.";
} else {
console_message =
"Additional resources on this page were loaded with "
"SSL certificates that will be "
"distrusted in the future. "
"Once distrusted, users will be prevented from "
"loading these resources. See "
"https://g.co/chrome/symantecpkicerts for "
"more information.";
}
} else {
// The embedder is given a chance to override the message for certs that
// will be distrusted in future, but not for certs that have already been
// distrusted. (This is because there is no embedder-specific release
// information in the message for certs that have already been distrusted.)
if (did_fail) {
console_message = base::StringPrintf(
"The SSL certificate used to load resources from %s"
" has been distrusted. See "
"https://g.co/chrome/symantecpkicerts for "
"more information.",
origin.Serialize().c_str());
} else if (!GetContentClient()
->renderer()
->OverrideLegacySymantecCertConsoleMessage(
GURL(url), &console_message)) {
console_message = base::StringPrintf(
"The SSL certificate used to load resources from %s"
" will be "
"distrusted in the future. "
"Once distrusted, users will be prevented from "
"loading these resources. See "
"https://g.co/chrome/symantecpkicerts for "
"more information.",
origin.Serialize().c_str());
}
}
num_certificate_warning_messages_++;
certificate_warning_origins_.insert(origin);
// To avoid spamming the console, use Verbose message level for subframe
// resources and for certificates that will be distrusted in future, and only
// use the warning level for main-frame resources or resources that have
// already been distrusted.
AddMessageToConsole((frame_->Parent() && !did_fail)
? CONSOLE_MESSAGE_LEVEL_VERBOSE
: CONSOLE_MESSAGE_LEVEL_WARNING,
console_message);
}
void RenderFrameImpl::DidChangePerformanceTiming() {
for (auto& observer : observers_)
observer.DidChangePerformanceTiming();
}
void RenderFrameImpl::DidObserveLoadingBehavior(
blink::WebLoadingBehaviorFlag behavior) {
for (auto& observer : observers_)
observer.DidObserveLoadingBehavior(behavior);
}
void RenderFrameImpl::DidObserveNewFeatureUsage(
blink::mojom::WebFeature feature) {
for (auto& observer : observers_)
observer.DidObserveNewFeatureUsage(feature);
}
void RenderFrameImpl::DidObserveNewCssPropertyUsage(int css_property,
bool is_animated) {
for (auto& observer : observers_)
observer.DidObserveNewCssPropertyUsage(css_property, is_animated);
}
bool RenderFrameImpl::ShouldTrackUseCounter(const blink::WebURL& url) {
return GetContentClient()->renderer()->ShouldTrackUseCounter(url);
}
void RenderFrameImpl::DidCreateScriptContext(v8::Local<v8::Context> context,
int world_id) {
if ((enabled_bindings_ & BINDINGS_POLICY_MOJO_WEB_UI) && IsMainFrame() &&
world_id == ISOLATED_WORLD_ID_GLOBAL) {
// We only allow these bindings to be installed when creating the main
// world context of the main frame.
blink::WebContextFeatures::EnableMojoJS(context, true);
}
for (auto& observer : observers_)
observer.DidCreateScriptContext(context, world_id);
}
void RenderFrameImpl::WillReleaseScriptContext(v8::Local<v8::Context> context,
int world_id) {
for (auto& observer : observers_)
observer.WillReleaseScriptContext(context, world_id);
}
void RenderFrameImpl::DidChangeScrollOffset() {
render_view_->StartNavStateSyncTimerIfNecessary(this);
for (auto& observer : observers_)
observer.DidChangeScrollOffset();
}
blink::WebPushClient* RenderFrameImpl::PushClient() {
if (!push_messaging_client_)
push_messaging_client_ = new PushMessagingClient(this);
return push_messaging_client_;
}
blink::WebRelatedAppsFetcher* RenderFrameImpl::GetRelatedAppsFetcher() {
if (!related_apps_fetcher_)
related_apps_fetcher_.reset(new RelatedAppsFetcher(&GetManifestManager()));
return related_apps_fetcher_.get();
}
void RenderFrameImpl::WillStartUsingPeerConnectionHandler(
blink::WebRTCPeerConnectionHandler* handler) {
static_cast<RTCPeerConnectionHandler*>(handler)->associateWithFrame(frame_);
}
blink::WebUserMediaClient* RenderFrameImpl::UserMediaClient() {
if (!web_user_media_client_)
InitializeUserMediaClient();
return web_user_media_client_;
}
blink::WebEncryptedMediaClient* RenderFrameImpl::EncryptedMediaClient() {
return media_factory_.EncryptedMediaClient();
}
blink::WebString RenderFrameImpl::UserAgentOverride() {
if (!render_view_->webview() || !render_view_->webview()->MainFrame() ||
render_view_->renderer_preferences_.user_agent_override.empty()) {
return blink::WebString();
}
// TODO(nasko): When the top-level frame is remote, there is no
// WebDocumentLoader associated with it, so the checks below are not valid.
// Temporarily return early and fix properly as part of
// https://crbug.com/426555.
if (render_view_->webview()->MainFrame()->IsWebRemoteFrame())
return blink::WebString();
WebLocalFrame* main_frame =
render_view_->webview()->MainFrame()->ToWebLocalFrame();
// If we're in the middle of committing a load, the data source we need
// will still be provisional.
WebDocumentLoader* document_loader = nullptr;
if (main_frame->GetProvisionalDocumentLoader())
document_loader = main_frame->GetProvisionalDocumentLoader();
else
document_loader = main_frame->GetDocumentLoader();
InternalDocumentStateData* internal_data =
document_loader
? InternalDocumentStateData::FromDocumentLoader(document_loader)
: nullptr;
if (internal_data && internal_data->is_overriding_user_agent())
return WebString::FromUTF8(
render_view_->renderer_preferences_.user_agent_override);
return blink::WebString();
}
blink::WebString RenderFrameImpl::DoNotTrackValue() {
if (render_view_->renderer_preferences_.enable_do_not_track)
return WebString::FromUTF8("1");
return WebString();
}
mojom::RendererAudioInputStreamFactory*
RenderFrameImpl::GetAudioInputStreamFactory() {
if (!audio_input_stream_factory_)
GetRemoteInterfaces()->GetInterface(&audio_input_stream_factory_);
return audio_input_stream_factory_.get();
}
bool RenderFrameImpl::ShouldBlockWebGL() {
bool blocked = true;
Send(new FrameHostMsg_Are3DAPIsBlocked(
routing_id_, url::Origin(frame_->Top()->GetSecurityOrigin()).GetURL(),
THREE_D_API_TYPE_WEBGL, &blocked));
return blocked;
}
bool RenderFrameImpl::AllowContentInitiatedDataUrlNavigations(
const blink::WebURL& url) {
// Error pages can navigate to data URLs.
return url.GetString() == kUnreachableWebDataURL;
}
void RenderFrameImpl::PostAccessibilityEvent(const blink::WebAXObject& obj,
blink::WebAXEvent event) {
HandleWebAccessibilityEvent(obj, event);
}
void RenderFrameImpl::HandleAccessibilityFindInPageResult(
int identifier,
int match_index,
const blink::WebNode& start_node,
int start_offset,
const blink::WebNode& end_node,
int end_offset) {
if (render_accessibility_) {
render_accessibility_->HandleAccessibilityFindInPageResult(
identifier, match_index, blink::WebAXObject::FromWebNode(start_node),
start_offset, blink::WebAXObject::FromWebNode(end_node), end_offset);
}
}
void RenderFrameImpl::DidChangeManifest() {
for (auto& observer : observers_)
observer.DidChangeManifest();
}
void RenderFrameImpl::EnterFullscreen(
const blink::WebFullscreenOptions& options) {
Send(new FrameHostMsg_EnterFullscreen(routing_id_, options));
}
void RenderFrameImpl::ExitFullscreen() {
Send(new FrameHostMsg_ExitFullscreen(routing_id_));
}
void RenderFrameImpl::FullscreenStateChanged(bool is_fullscreen) {
GetFrameHost()->FullscreenStateChanged(is_fullscreen);
}
void RenderFrameImpl::SuddenTerminationDisablerChanged(
bool present,
blink::WebSuddenTerminationDisablerType disabler_type) {
Send(new FrameHostMsg_SuddenTerminationDisablerChanged(routing_id_, present,
disabler_type));
}
void RenderFrameImpl::RegisterProtocolHandler(const WebString& scheme,
const WebURL& url,
const WebString& title) {
bool user_gesture = WebUserGestureIndicator::IsProcessingUserGesture(frame_);
Send(new FrameHostMsg_RegisterProtocolHandler(routing_id_, scheme.Utf8(), url,
title.Utf16(), user_gesture));
}
void RenderFrameImpl::UnregisterProtocolHandler(const WebString& scheme,
const WebURL& url) {
bool user_gesture = WebUserGestureIndicator::IsProcessingUserGesture(frame_);
Send(new FrameHostMsg_UnregisterProtocolHandler(routing_id_, scheme.Utf8(),
url, user_gesture));
}
void RenderFrameImpl::DidSerializeDataForFrame(
const WebVector<char>& data,
WebFrameSerializerClient::FrameSerializationStatus status) {
bool end_of_data =
status == WebFrameSerializerClient::kCurrentFrameIsFinished;
Send(new FrameHostMsg_SerializedHtmlWithLocalLinksResponse(
routing_id_, std::string(data.Data(), data.size()), end_of_data));
}
void RenderFrameImpl::AddObserver(RenderFrameObserver* observer) {
observers_.AddObserver(observer);
}
void RenderFrameImpl::RemoveObserver(RenderFrameObserver* observer) {
observer->RenderFrameGone();
observers_.RemoveObserver(observer);
}
void RenderFrameImpl::OnStop() {
DCHECK(frame_);
// The stopLoading call may run script, which may cause this frame to be
// detached/deleted. If that happens, return immediately.
base::WeakPtr<RenderFrameImpl> weak_this = weak_factory_.GetWeakPtr();
frame_->StopLoading();
if (!weak_this)
return;
for (auto& observer : observers_)
observer.OnStop();
}
void RenderFrameImpl::OnDroppedNavigation() {
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
frame_->ClientDroppedNavigation();
}
void RenderFrameImpl::OnCollapse(bool collapsed) {
frame_->Collapse(collapsed);
}
void RenderFrameImpl::WasHidden() {
for (auto& observer : observers_)
observer.WasHidden();
#if BUILDFLAG(ENABLE_PLUGINS)
for (auto* plugin : active_pepper_instances_)
plugin->PageVisibilityChanged(false);
#endif // ENABLE_PLUGINS
if (GetWebFrame()->FrameWidget()) {
GetWebFrame()->FrameWidget()->SetVisibilityState(VisibilityState());
}
}
void RenderFrameImpl::WasShown() {
for (auto& observer : observers_)
observer.WasShown();
#if BUILDFLAG(ENABLE_PLUGINS)
for (auto* plugin : active_pepper_instances_)
plugin->PageVisibilityChanged(true);
#endif // ENABLE_PLUGINS
if (GetWebFrame()->FrameWidget()) {
GetWebFrame()->FrameWidget()->SetVisibilityState(VisibilityState());
}
}
void RenderFrameImpl::WidgetWillClose() {
for (auto& observer : observers_)
observer.WidgetWillClose();
}
bool RenderFrameImpl::IsMainFrame() {
return is_main_frame_;
}
bool RenderFrameImpl::IsHidden() {
return GetRenderWidget()->is_hidden();
}
bool RenderFrameImpl::IsLocalRoot() const {
bool is_local_root = static_cast<bool>(render_widget_);
DCHECK_EQ(is_local_root,
!(frame_->Parent() && frame_->Parent()->IsWebLocalFrame()));
return is_local_root;
}
const RenderFrameImpl* RenderFrameImpl::GetLocalRoot() const {
return IsLocalRoot() ? this
: RenderFrameImpl::FromWebFrame(frame_->LocalRoot());
}
std::unique_ptr<FrameHostMsg_DidCommitProvisionalLoad_Params>
RenderFrameImpl::MakeDidCommitProvisionalLoadParams(
blink::WebHistoryCommitType commit_type) {
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
const WebURLRequest& request = document_loader->GetRequest();
const WebURLResponse& response = document_loader->GetResponse();
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
std::unique_ptr<FrameHostMsg_DidCommitProvisionalLoad_Params> params =
std::make_unique<FrameHostMsg_DidCommitProvisionalLoad_Params>();
params->http_status_code = response.HttpStatusCode();
params->url_is_unreachable = document_loader->HasUnreachableURL();
params->method = "GET";
params->intended_as_new_entry =
navigation_state->request_params().intended_as_new_entry;
params->should_replace_current_entry =
document_loader->ReplacesCurrentHistoryItem();
params->post_id = -1;
params->nav_entry_id = navigation_state->request_params().nav_entry_id;
// We need to track the RenderViewHost routing_id because of downstream
// dependencies (https://crbug.com/392171 DownloadRequestHandle,
// SaveFileManager, ResourceDispatcherHostImpl, MediaStreamUIProxy and
// possibly others). They look up the view based on the ID stored in the
// resource requests. Once those dependencies are unwound or moved to
// RenderFrameHost (https://crbug.com/304341) we can move the client to be
// based on the routing_id of the RenderFrameHost.
params->render_view_routing_id = render_view_->routing_id();
// "Standard" commits from Blink create new NavigationEntries. We also treat
// main frame "inert" commits as creating new NavigationEntries if they
// replace the current entry on a cross-document navigation (e.g., client
// redirects, location.replace, navigation to same URL), since this will
// replace all the subframes and could go cross-origin. We don't want to rely
// on updating the existing NavigationEntry in this case, since it could leave
// stale state around.
params->did_create_new_entry =
(commit_type == blink::kWebStandardCommit) ||
(commit_type == blink::kWebHistoryInertCommit && !frame_->Parent() &&
params->should_replace_current_entry &&
!navigation_state->WasWithinSameDocument());
WebDocument frame_document = frame_->GetDocument();
// Set the origin of the frame. This will be replicated to the corresponding
// RenderFrameProxies in other processes.
WebSecurityOrigin frame_origin = frame_document.GetSecurityOrigin();
params->origin = frame_origin;
params->insecure_request_policy = frame_->GetInsecureRequestPolicy();
params->insecure_navigations_set = frame_->GetInsecureRequestToUpgrade();
params->has_potentially_trustworthy_unique_origin =
frame_origin.IsUnique() && frame_origin.IsPotentiallyTrustworthy();
// Set the URL to be displayed in the browser UI to the user.
params->url = GetLoadingUrl();
if (GURL(frame_document.BaseURL()) != params->url)
params->base_url = frame_document.BaseURL();
GetRedirectChain(document_loader, &params->redirects);
params->should_update_history =
!document_loader->HasUnreachableURL() && response.HttpStatusCode() != 404;
params->searchable_form_url = internal_data->searchable_form_url();
params->searchable_form_encoding = internal_data->searchable_form_encoding();
params->gesture = render_view_->navigation_gesture_;
render_view_->navigation_gesture_ = NavigationGestureUnknown;
// Make navigation state a part of the DidCommitProvisionalLoad message so
// that committed entry has it at all times. Send a single HistoryItem for
// this frame, rather than the whole tree. It will be stored in the
// corresponding FrameNavigationEntry.
params->page_state = SingleHistoryItemToPageState(current_history_item_);
params->content_source_id = GetRenderWidget()->GetContentSourceId();
params->method = request.HttpMethod().Latin1();
if (params->method == "POST")
params->post_id = ExtractPostId(current_history_item_);
params->item_sequence_number = current_history_item_.ItemSequenceNumber();
params->document_sequence_number =
current_history_item_.DocumentSequenceNumber();
// If the page contained a client redirect (meta refresh, document.loc...),
// set the referrer appropriately.
if (document_loader->IsClientRedirect()) {
params->referrer =
Referrer(params->redirects[0],
document_loader->GetRequest().GetReferrerPolicy());
} else {
params->referrer = RenderViewImpl::GetReferrerFromRequest(
frame_, document_loader->GetRequest());
}
if (!frame_->Parent()) {
// Top-level navigation.
// Update contents MIME type for main frame.
params->contents_mime_type =
document_loader->GetResponse().MimeType().Utf8();
params->transition = navigation_state->GetTransitionType();
DCHECK(ui::PageTransitionIsMainFrame(params->transition));
// If the page contained a client redirect (meta refresh, document.loc...),
// set the transition appropriately.
if (document_loader->IsClientRedirect()) {
params->transition = ui::PageTransitionFromInt(
params->transition | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
}
// Send the user agent override back.
params->is_overriding_user_agent =
internal_data->is_overriding_user_agent();
// Track the URL of the original request. We use the first entry of the
// redirect chain if it exists because the chain may have started in another
// process.
params->original_request_url = GetOriginalRequestURL(document_loader);
params->history_list_was_cleared =
navigation_state->request_params().should_clear_history_list;
} else {
// Subframe navigation: the type depends on whether this navigation
// generated a new session history entry. When they do generate a session
// history entry, it means the user initiated the navigation and we should
// mark it as such.
if (commit_type == blink::kWebStandardCommit)
params->transition = ui::PAGE_TRANSITION_MANUAL_SUBFRAME;
else
params->transition = ui::PAGE_TRANSITION_AUTO_SUBFRAME;
DCHECK(!navigation_state->request_params().should_clear_history_list);
params->history_list_was_cleared = false;
}
// Standard URLs must match the reported origin, when it is not unique.
// This check is very similar to RenderFrameHostImpl::CanCommitOrigin, but
// adapted to the renderer process side.
if (!params->origin.unique() && params->url.IsStandard() &&
render_view_->GetWebkitPreferences().web_security_enabled) {
// Exclude file: URLs when settings allow them access any origin.
if (params->origin.scheme() != url::kFileScheme ||
!render_view_->GetWebkitPreferences()
.allow_universal_access_from_file_urls) {
CHECK(params->origin.IsSameOriginWith(url::Origin::Create(params->url)))
<< " url:" << params->url << " origin:" << params->origin;
}
}
return params;
}
void RenderFrameImpl::UpdateZoomLevel() {
if (!frame_->Parent()) {
// Reset the zoom limits in case a plugin had changed them previously. This
// will also call us back which will cause us to send a message to
// update WebContentsImpl.
render_view_->webview()->ZoomLimitsChanged(
ZoomFactorToZoomLevel(kMinimumZoomFactor),
ZoomFactorToZoomLevel(kMaximumZoomFactor));
// Set zoom level, but don't do it for full-page plugin since they don't use
// the same zoom settings.
HostZoomLevels::iterator host_zoom =
host_zoom_levels_.find(GetLoadingUrl());
if (render_view_->webview()->MainFrame()->IsWebLocalFrame() &&
render_view_->webview()
->MainFrame()
->ToWebLocalFrame()
->GetDocument()
.IsPluginDocument()) {
// Reset the zoom levels for plugins.
render_view_->SetZoomLevel(0);
} else {
// If the zoom level is not found, then do nothing. In-page navigation
// relies on not changing the zoom level in this case.
if (host_zoom != host_zoom_levels_.end())
render_view_->SetZoomLevel(host_zoom->second);
}
if (host_zoom != host_zoom_levels_.end()) {
// This zoom level was merely recorded transiently for this load. We can
// erase it now. If at some point we reload this page, the browser will
// send us a new, up-to-date zoom level.
host_zoom_levels_.erase(host_zoom);
}
} else {
// Subframes should match the zoom level of the main frame.
render_view_->SetZoomLevel(render_view_->page_zoom_level());
}
}
bool RenderFrameImpl::UpdateNavigationHistory(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type) {
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
const RequestNavigationParams& request_params =
navigation_state->request_params();
// Update the current history item for this frame.
current_history_item_ = item;
// Note: don't reference |item| after this point, as its value may not match
// |current_history_item_|.
current_history_item_.SetTarget(
blink::WebString::FromUTF8(unique_name_helper_.value()));
bool is_new_navigation = commit_type == blink::kWebStandardCommit;
if (request_params.should_clear_history_list) {
render_view_->history_list_offset_ = 0;
render_view_->history_list_length_ = 1;
} else if (is_new_navigation) {
DCHECK(!navigation_state->common_params().should_replace_current_entry ||
render_view_->history_list_length_ > 0);
if (!navigation_state->common_params().should_replace_current_entry) {
// Advance our offset in session history, applying the length limit.
// There is now no forward history.
render_view_->history_list_offset_++;
if (render_view_->history_list_offset_ >= kMaxSessionHistoryEntries)
render_view_->history_list_offset_ = kMaxSessionHistoryEntries - 1;
render_view_->history_list_length_ =
render_view_->history_list_offset_ + 1;
}
} else if (request_params.nav_entry_id != 0 &&
!request_params.intended_as_new_entry) {
render_view_->history_list_offset_ =
navigation_state->request_params().pending_history_list_offset;
}
if (commit_type == blink::WebHistoryCommitType::kWebBackForwardCommit)
render_view_->DidCommitProvisionalHistoryLoad();
return is_new_navigation;
}
void RenderFrameImpl::NotifyObserversOfNavigationCommit(bool is_new_navigation,
bool is_same_document) {
for (auto& observer : render_view_->observers_)
observer.DidCommitProvisionalLoad(frame_, is_new_navigation);
for (auto& observer : observers_)
observer.DidCommitProvisionalLoad(is_new_navigation, is_same_document);
}
void RenderFrameImpl::UpdateStateForCommit(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type) {
DocumentState* document_state =
DocumentState::FromDocumentLoader(frame_->GetDocumentLoader());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
// We need to update the last committed session history entry with state for
// the previous page. Do this before updating the current history item.
SendUpdateState();
bool is_new_navigation = UpdateNavigationHistory(item, commit_type);
NotifyObserversOfNavigationCommit(is_new_navigation,
navigation_state->WasWithinSameDocument());
if (internal_data->must_reset_scroll_and_scale_state()) {
render_view_->webview()->ResetScrollAndScaleState();
internal_data->set_must_reset_scroll_and_scale_state(false);
}
UpdateZoomLevel();
if (!frame_->Parent()) { // Only for top frames.
RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
if (render_thread_impl) { // Can be NULL in tests.
render_thread_impl->histogram_customizer()->RenderViewNavigatedToHost(
GURL(GetLoadingUrl()).host(), RenderView::GetRenderViewCount());
}
}
// Remember that we've already processed this request, so we don't update
// the session history again. We do this regardless of whether this is
// a session history navigation, because if we attempted a session history
// navigation without valid HistoryItem state, WebCore will think it is a
// new navigation.
navigation_state->set_request_committed(true);
// Set the correct engagement level on the frame, and wipe the cached origin
// so this will not be reused accidentally.
if (url::Origin(frame_->GetSecurityOrigin()) == engagement_level_.first) {
frame_->SetEngagementLevel(engagement_level_.second);
engagement_level_.first = url::Origin();
}
// If we are a top frame navigation to another document we should clear any
// existing autoplay flags on the Page. This is because flags are stored at
// the page level so subframes would only add to them.
if (!frame_->Parent() && !navigation_state->WasWithinSameDocument()) {
render_view_->webview()->ClearAutoplayFlags();
}
// Set the correct autoplay flags on the Page and wipe the cached origin so
// this will not be used incorrectly.
if (url::Origin(frame_->GetSecurityOrigin()) == autoplay_flags_.first) {
render_view_->webview()->AddAutoplayFlags(autoplay_flags_.second);
autoplay_flags_.first = url::Origin();
}
}
void RenderFrameImpl::DidCommitNavigationInternal(
const blink::WebHistoryItem& item,
blink::WebHistoryCommitType commit_type,
bool was_within_same_document,
service_manager::mojom::InterfaceProviderRequest
remote_interface_provider_request) {
DCHECK(!(was_within_same_document &&
remote_interface_provider_request.is_pending()));
UpdateStateForCommit(item, commit_type);
// This invocation must precede any calls to allowScripts(), allowImages(), or
// allowPlugins() for the new page. This ensures that when these functions
// send ViewHostMsg_ContentBlocked messages, those arrive after the browser
// process has already been informed of the provisional load committing.
if (was_within_same_document) {
GetFrameHost()->DidCommitSameDocumentNavigation(
MakeDidCommitProvisionalLoadParams(commit_type));
} else {
GetFrameHost()->DidCommitProvisionalLoad(
MakeDidCommitProvisionalLoadParams(commit_type),
std::move(remote_interface_provider_request));
}
}
void RenderFrameImpl::PrepareFrameForCommit(
const GURL& url,
const RequestNavigationParams& request_params) {
browser_side_navigation_pending_ = false;
browser_side_navigation_pending_url_ = GURL();
GetContentClient()->SetActiveURL(
url, frame_->Top()->GetSecurityOrigin().ToString().Utf8());
RenderFrameImpl::PrepareRenderViewForNavigation(url, request_params);
}
blink::mojom::CommitResult RenderFrameImpl::PrepareForHistoryNavigationCommit(
FrameMsg_Navigate_Type::Value navigation_type,
const RequestNavigationParams& request_params,
WebHistoryItem* item_for_history_navigation,
blink::WebFrameLoadType* load_type) {
DCHECK(navigation_type == FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT ||
navigation_type ==
FrameMsg_Navigate_Type::HISTORY_DIFFERENT_DOCUMENT ||
navigation_type == FrameMsg_Navigate_Type::RESTORE ||
navigation_type == FrameMsg_Navigate_Type::RESTORE_WITH_POST);
std::unique_ptr<HistoryEntry> entry =
PageStateToHistoryEntry(request_params.page_state);
if (!entry)
return blink::mojom::CommitResult::Aborted;
// The browser process sends a single WebHistoryItem for this frame.
// TODO(creis): Change PageState to FrameState. In the meantime, we
// store the relevant frame's WebHistoryItem in the root of the
// PageState.
*item_for_history_navigation = entry->root();
*load_type = blink::WebFrameLoadType::kBackForward;
// Keep track of which subframes the browser process has history items
// for during a history navigation.
history_subframe_unique_names_ = request_params.subframe_unique_names;
if (navigation_type == FrameMsg_Navigate_Type::HISTORY_SAME_DOCUMENT) {
// If this is marked as a same document load but we haven't committed
// anything, we can't proceed with the load. The browser shouldn't let this
// happen.
if (current_history_item_.IsNull()) {
NOTREACHED();
return blink::mojom::CommitResult::RestartCrossDocument;
}
// Additionally, if the |current_history_item_|'s document sequence number
// doesn't match the one sent from the browser, it is possible that this
// renderer has committed a different document. In such case, the navigation
// cannot be loaded as a same-document navigation.
if (current_history_item_.DocumentSequenceNumber() !=
item_for_history_navigation->DocumentSequenceNumber()) {
return blink::mojom::CommitResult::RestartCrossDocument;
}
}
// If this navigation is to a history item for a new child frame, we may
// want to ignore it in some cases. If a Javascript navigation (i.e.,
// client redirect) interrupted it and has either been scheduled,
// started loading, or has committed, we should ignore the history item.
bool interrupted_by_client_redirect =
frame_->IsNavigationScheduledWithin(0) ||
frame_->GetProvisionalDocumentLoader() || !current_history_item_.IsNull();
if (request_params.is_history_navigation_in_new_child &&
interrupted_by_client_redirect) {
return blink::mojom::CommitResult::Aborted;
}
return blink::mojom::CommitResult::Ok;
}
bool RenderFrameImpl::SwapIn() {
CHECK_NE(proxy_routing_id_, MSG_ROUTING_NONE);
CHECK(!in_frame_tree_);
// The proxy should always exist. If it was detached while the provisional
// LocalFrame was being navigated, the provisional frame would've been
// cleaned up by RenderFrameProxy::frameDetached. See
// https://crbug.com/526304 and https://crbug.com/568676 for context.
RenderFrameProxy* proxy = RenderFrameProxy::FromRoutingID(proxy_routing_id_);
CHECK(proxy);
unique_name_helper_.set_propagated_name(proxy->unique_name());
// Note: Calling swap() will detach and delete |proxy|, so do not reference it
// after this.
if (!proxy->web_frame()->Swap(frame_))
return false;
proxy_routing_id_ = MSG_ROUTING_NONE;
in_frame_tree_ = true;
// If this is the main frame going from a remote frame to a local frame,
// it needs to set RenderViewImpl's pointer for the main frame to itself,
// ensure RenderWidget is no longer in swapped out mode, and call
// AddRefProcess() to prevent the process from exiting. A matching
// ReleaseProcess() call will be made if the RenderWidget ever becomes
// swapped out again - see OnSwapOut().
if (is_main_frame_) {
CHECK(!render_view_->main_render_frame_);
render_view_->main_render_frame_ = this;
if (render_view_->is_swapped_out()) {
render_view_->SetSwappedOut(false);
RenderProcess::current()->AddRefProcess();
}
render_view_->UpdateWebViewWithDeviceScaleFactor();
}
return true;
}
void RenderFrameImpl::DidStartLoading(bool to_different_document) {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::didStartLoading",
"id", routing_id_);
render_view_->FrameDidStartLoading(frame_);
// The browser is responsible for knowing the start of all non-synchronous
// navigations.
// TODO(clamy): Remove this IPC.
if (!to_different_document)
Send(new FrameHostMsg_DidStartLoading(routing_id_, to_different_document));
}
void RenderFrameImpl::DidStopLoading() {
TRACE_EVENT1("navigation,rail", "RenderFrameImpl::didStopLoading",
"id", routing_id_);
// Any subframes created after this point won't be considered part of the
// current history navigation (if this was one), so we don't need to track
// this state anymore.
history_subframe_unique_names_.clear();
SendUpdateFaviconURL();
render_view_->FrameDidStopLoading(frame_);
Send(new FrameHostMsg_DidStopLoading(routing_id_));
}
void RenderFrameImpl::DidChangeLoadProgress(double load_progress) {
Send(new FrameHostMsg_DidChangeLoadProgress(routing_id_, load_progress));
}
void RenderFrameImpl::HandleWebAccessibilityEvent(
const blink::WebAXObject& obj, blink::WebAXEvent event) {
if (render_accessibility_)
render_accessibility_->HandleWebAccessibilityEvent(obj, event);
}
void RenderFrameImpl::FocusedNodeChanged(const WebNode& node) {
has_scrolled_focused_editable_node_into_rect_ = false;
bool is_editable = false;
gfx::Rect node_bounds;
if (!node.IsNull() && node.IsElementNode()) {
WebElement element = const_cast<WebNode&>(node).To<WebElement>();
blink::WebRect rect = element.BoundsInViewport();
GetRenderWidget()->ConvertViewportToWindow(&rect);
is_editable = element.IsEditable();
node_bounds = gfx::Rect(rect);
}
Send(new FrameHostMsg_FocusedNodeChanged(routing_id_, is_editable,
node_bounds));
// Ensures that further text input state can be sent even when previously
// focused input and the newly focused input share the exact same state.
GetRenderWidget()->ClearTextInputState();
for (auto& observer : observers_)
observer.FocusedNodeChanged(node);
}
void RenderFrameImpl::FocusedNodeChangedForAccessibility(const WebNode& node) {
if (render_accessibility())
render_accessibility()->AccessibilityFocusedNodeChanged(node);
}
void RenderFrameImpl::OnReportContentSecurityPolicyViolation(
const content::CSPViolationParams& violation_params) {
frame_->ReportContentSecurityPolicyViolation(
BuildWebContentSecurityPolicyViolation(violation_params));
}
WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
const NavigationPolicyInfo& info) {
// This method is only called for renderer initiated navigations, which
// may have originated from a link-click, script, drag-n-drop operation, etc.
// Blink is asking whether to navigate to a new URL.
// This is fine normally, except if we're showing UI from one security
// context and they're trying to navigate to a different context.
const GURL& url = info.url_request.Url();
#ifdef OS_ANDROID
bool render_view_was_created_by_renderer =
render_view_->was_created_by_renderer_;
// The handlenavigation API is deprecated and will be removed once
// crbug.com/325351 is resolved.
if (!IsURLHandledByNetworkStack(url) &&
GetContentClient()->renderer()->HandleNavigation(
this, true /* is_content_initiated */,
render_view_was_created_by_renderer, frame_, info.url_request,
info.navigation_type, info.default_policy, false /* is_redirect */)) {
return blink::kWebNavigationPolicyIgnore;
}
#endif
// If the browser is interested, then give it a chance to look at the request.
if (IsTopLevelNavigation(frame_) &&
render_view_->renderer_preferences_
.browser_handles_all_top_level_requests) {
OpenURL(info, /*send_referrer=*/true,
/*is_history_navigation_in_new_child=*/false);
return blink::kWebNavigationPolicyIgnore; // Suppress the load here.
}
// Back/forward navigations in newly created subframes should be sent to the
// browser if there is a matching FrameNavigationEntry, and if it isn't just
// staying at about:blank. If this frame isn't in the map of unique names
// that have history items, or if it's staying at the initial about:blank URL,
// fall back to loading the default url. (We remove each name as we encounter
// it, because it will only be used once as the frame is created.)
if (info.is_history_navigation_in_new_child_frame && frame_->Parent()) {
// Check whether the browser has a history item for this frame that isn't
// just staying at the initial about:blank document.
bool should_ask_browser = false;
RenderFrameImpl* parent = RenderFrameImpl::FromWebFrame(frame_->Parent());
auto iter = parent->history_subframe_unique_names_.find(
unique_name_helper_.value());
if (iter != parent->history_subframe_unique_names_.end()) {
bool history_item_is_about_blank = iter->second;
should_ask_browser =
!history_item_is_about_blank || url != url::kAboutBlankURL;
parent->history_subframe_unique_names_.erase(iter);
}
if (should_ask_browser) {
// Don't do this if |info| also says it is a client redirect, in which
// case JavaScript on the page is trying to interrupt the history
// navigation.
if (!info.is_client_redirect) {
OpenURL(info, /*send_referrer=*/true,
/*is_history_navigation_in_new_child=*/true);
// Suppress the load in Blink but mark the frame as loading.
return blink::kWebNavigationPolicyHandledByClientForInitialHistory;
} else {
// Client redirects during an initial history load should attempt to
// cancel the history navigation. They will create a provisional
// document loader, causing the history load to be ignored in
// NavigateInternal, and this IPC will try to cancel any cross-process
// history load.
GetFrameHost()->CancelInitialHistoryLoad();
}
}
}
// Use the frame's original request's URL rather than the document's URL for
// subsequent checks. For a popup, the document's URL may become the opener
// window's URL if the opener has called document.write().
// See http://crbug.com/93517.
GURL old_url(frame_->GetDocumentLoader()->GetRequest().Url());
// Detect when a page is "forking" a new tab that can be safely rendered in
// its own process. This is done by sites like Gmail that try to open links
// in new windows without script connections back to the original page. We
// treat such cases as browser navigations (in which we will create a new
// renderer for a cross-site navigation), rather than WebKit navigations.
//
// We use the following heuristic to decide whether to fork a new page in its
// own process:
// The parent page must open a new tab to about:blank, set the new tab's
// window.opener to null, and then redirect the tab to a cross-site URL using
// JavaScript.
//
// TODO(creis): Deprecate this logic once we can rely on rel=noreferrer
// (see below).
bool is_fork =
// Must start from a tab showing about:blank, which is later redirected.
old_url == url::kAboutBlankURL &&
// Must be the first real navigation of the tab.
render_view_->HistoryBackListCount() < 1 &&
render_view_->HistoryForwardListCount() < 1 &&
// The parent page must have set the child's window.opener to null before
// redirecting to the desired URL.
frame_->Opener() == nullptr &&
// Must be a top-level frame.
frame_->Parent() == nullptr &&
// Must be targeted at the current tab.
info.default_policy == blink::kWebNavigationPolicyCurrentTab &&
// Must be a JavaScript navigation, which appears as "other".
info.navigation_type == blink::kWebNavigationTypeOther;
if (is_fork) {
// Open the URL via the browser, not via WebKit. Make sure the referrer is
// stripped.
OpenURL(info, /*send_referrer=*/false,
/*is_history_navigation_in_new_child=*/false);
return blink::kWebNavigationPolicyIgnore;
}
// Detect when we're crossing a permission-based boundary (e.g. into or out of
// an extension or app origin, leaving a WebUI page, etc). We only care about
// top-level navigations (not iframes). But we sometimes navigate to
// about:blank to clear a tab, and we want to still allow that.
if (!frame_->Parent() && !url.SchemeIs(url::kAboutScheme)) {
bool send_referrer = false;
// All navigations to or from WebUI URLs or within WebUI-enabled
// RenderProcesses must be handled by the browser process so that the
// correct bindings and data sources can be registered.
// Similarly, navigations to view-source URLs or within ViewSource mode
// must be handled by the browser process (except for reloads - those are
// safe to leave within the renderer).
// Lastly, access to file:// URLs from non-file:// URL pages must be
// handled by the browser so that ordinary renderer processes don't get
// blessed with file permissions.
int cumulative_bindings = RenderProcess::current()->GetEnabledBindings();
bool is_initial_navigation = render_view_->history_list_length_ == 0;
bool should_fork =
HasWebUIScheme(url) || HasWebUIScheme(old_url) ||
(cumulative_bindings & kWebUIBindingsPolicyMask) ||
url.SchemeIs(kViewSourceScheme) ||
(frame_->IsViewSourceModeEnabled() &&
info.navigation_type != blink::kWebNavigationTypeReload);
if (!should_fork && url.SchemeIs(url::kFileScheme)) {
// Fork non-file to file opens. Note that this may fork unnecessarily if
// another tab (hosting a file or not) targeted this one before its
// initial navigation, but that shouldn't cause a problem.
should_fork = !old_url.SchemeIs(url::kFileScheme);
}
if (!should_fork) {
// Give the embedder a chance.
should_fork = GetContentClient()->renderer()->ShouldFork(
frame_, url, info.url_request.HttpMethod().Utf8(),
is_initial_navigation, false /* is_redirect */, &send_referrer);
}
if (should_fork) {
OpenURL(info, send_referrer,
/*is_history_navigation_in_new_child=*/false);
return blink::kWebNavigationPolicyIgnore; // Suppress the load here.
}
}
bool should_dispatch_before_unload =
info.default_policy == blink::kWebNavigationPolicyCurrentTab &&
// No need to dispatch beforeunload if the frame has not committed a
// navigation and contains an empty initial document.
(has_accessed_initial_document_ || !current_history_item_.IsNull());
if (should_dispatch_before_unload) {
// Execute the BeforeUnload event. If asked not to proceed or the frame is
// destroyed, ignore the navigation.
// Keep a WeakPtr to this RenderFrameHost to detect if executing the
// BeforeUnload event destriyed this frame.
base::WeakPtr<RenderFrameImpl> weak_self = weak_factory_.GetWeakPtr();
if (!frame_->DispatchBeforeUnloadEvent(info.navigation_type ==
blink::kWebNavigationTypeReload) ||
!weak_self) {
return blink::kWebNavigationPolicyIgnore;
}
// |navigation_start| must be recorded immediately after dispatching the
// beforeunload event.
if (pending_navigation_params_) {
pending_navigation_params_->common_params.navigation_start =
base::TimeTicks::Now();
}
}
// When an MHTML Archive is present, it should be used to serve iframe content
// instead of doing a network request.
bool use_archive =
(info.archive_status == NavigationPolicyInfo::ArchiveStatus::Present) &&
!url.SchemeIs(url::kDataScheme);
if (info.default_policy == blink::kWebNavigationPolicyCurrentTab) {
// If the navigation is not synchronous, send it to the browser. This
// includes navigations with no request being sent to the network stack.
if (!use_archive && IsURLHandledByNetworkStack(url)) {
pending_navigation_info_.reset(new PendingNavigationInfo(info));
return blink::kWebNavigationPolicyHandledByClient;
} else {
return blink::kWebNavigationPolicyCurrentTab;
}
}
if (info.default_policy == blink::kWebNavigationPolicyDownload) {
blink::mojom::BlobURLTokenPtrInfo blob_url_token =
CloneBlobURLToken(info.blob_url_token.get());
DownloadURL(info.url_request,
blink::WebLocalFrameClient::CrossOriginRedirects::kFollow,
blob_url_token.PassHandle());
} else {
OpenURL(info, /*send_referrer=*/true,
/*is_history_navigation_in_new_child=*/false);
}
return blink::kWebNavigationPolicyIgnore;
}
void RenderFrameImpl::OnGetSavableResourceLinks() {
std::vector<GURL> resources_list;
std::vector<SavableSubframe> subframes;
SavableResourcesResult result(&resources_list, &subframes);
if (!GetSavableResourceLinksForFrame(frame_, &result)) {
Send(new FrameHostMsg_SavableResourceLinksError(routing_id_));
return;
}
Referrer referrer = Referrer(frame_->GetDocument().Url(),
frame_->GetDocument().GetReferrerPolicy());
Send(new FrameHostMsg_SavableResourceLinksResponse(
routing_id_, resources_list, referrer, subframes));
}
void RenderFrameImpl::OnGetSerializedHtmlWithLocalLinks(
const std::map<GURL, base::FilePath>& url_to_local_path,
const std::map<int, base::FilePath>& frame_routing_id_to_local_path) {
// Convert input to the canonical way of passing a map into a Blink API.
LinkRewritingDelegate delegate(url_to_local_path,
frame_routing_id_to_local_path);
// Serialize the frame (without recursing into subframes).
WebFrameSerializer::Serialize(GetWebFrame(),
this, // WebFrameSerializerClient.
&delegate);
}
void RenderFrameImpl::OnSerializeAsMHTML(
const FrameMsg_SerializeAsMHTML_Params& params) {
TRACE_EVENT0("page-serialization", "RenderFrameImpl::OnSerializeAsMHTML");
base::TimeTicks start_time = base::TimeTicks::Now();
// Unpack IPC payload.
base::File file = IPC::PlatformFileForTransitToFile(params.destination_file);
const WebString mhtml_boundary =
WebString::FromUTF8(params.mhtml_boundary_marker);
DCHECK(!mhtml_boundary.IsEmpty());
// Holds WebThreadSafeData instances for some or all of header, contents and
// footer.
std::vector<WebThreadSafeData> mhtml_contents;
std::set<std::string> serialized_resources_uri_digests;
MHTMLPartsGenerationDelegate delegate(params,
&serialized_resources_uri_digests);
MhtmlSaveStatus save_status = MhtmlSaveStatus::SUCCESS;
bool has_some_data = false;
// Generate MHTML header if needed.
if (IsMainFrame()) {
TRACE_EVENT0("page-serialization",
"RenderFrameImpl::OnSerializeAsMHTML header");
// The returned data can be empty if the main frame should be skipped. If
// the main frame is skipped, then the whole archive is bad.
mhtml_contents.emplace_back(WebFrameSerializer::GenerateMHTMLHeader(
mhtml_boundary, GetWebFrame(), &delegate));
if (mhtml_contents.back().IsEmpty())
save_status = MhtmlSaveStatus::FRAME_SERIALIZATION_FORBIDDEN;
else
has_some_data = true;
}
// Generate MHTML parts. Note that if this is not the main frame, then even
// skipping the whole parts generation step is not an error - it simply
// results in an omitted resource in the final file.
if (save_status == MhtmlSaveStatus::SUCCESS) {
TRACE_EVENT0("page-serialization",
"RenderFrameImpl::OnSerializeAsMHTML parts serialization");
// The returned data can be empty if the frame should be skipped, but this
// is OK.
mhtml_contents.emplace_back(WebFrameSerializer::GenerateMHTMLParts(
mhtml_boundary, GetWebFrame(), &delegate));
has_some_data |= !mhtml_contents.back().IsEmpty();
}
// Note: the MHTML footer is written by the browser process, after the last
// frame is serialized by a renderer process.
// Note: we assume RenderFrameImpl::OnWriteMHTMLToDiskComplete and the rest of
// this function will be fast enough to not need to be accounted for in this
// metric.
base::TimeDelta main_thread_use_time = base::TimeTicks::Now() - start_time;
UMA_HISTOGRAM_TIMES(
"PageSerialization.MhtmlGeneration.RendererMainThreadTime.SingleFrame",
main_thread_use_time);
if (save_status == MhtmlSaveStatus::SUCCESS && has_some_data) {
base::PostTaskWithTraitsAndReplyWithResult(
FROM_HERE, {base::MayBlock()},
base::Bind(&WriteMHTMLToDisk, base::Passed(&mhtml_contents),
base::Passed(&file)),
base::Bind(&RenderFrameImpl::OnWriteMHTMLToDiskComplete,
weak_factory_.GetWeakPtr(), params.job_id,
base::Passed(&serialized_resources_uri_digests),
main_thread_use_time));
} else {
file.Close();
OnWriteMHTMLToDiskComplete(params.job_id, serialized_resources_uri_digests,
main_thread_use_time, save_status);
}
}
void RenderFrameImpl::OnWriteMHTMLToDiskComplete(
int job_id,
std::set<std::string> serialized_resources_uri_digests,
base::TimeDelta main_thread_use_time,
MhtmlSaveStatus save_status) {
TRACE_EVENT1("page-serialization",
"RenderFrameImpl::OnWriteMHTMLToDiskComplete",
"frame save status", GetMhtmlSaveStatusLabel(save_status));
DCHECK(RenderThread::Get()) << "Must run in the main renderer thread";
// Notify the browser process about completion.
// Note: we assume this method is fast enough to not need to be accounted for
// in PageSerialization.MhtmlGeneration.RendererMainThreadTime.SingleFrame.
Send(new FrameHostMsg_SerializeAsMHTMLResponse(
routing_id_, job_id, save_status, serialized_resources_uri_digests,
main_thread_use_time));
}
void RenderFrameImpl::OnFind(int request_id,
const base::string16& search_text,
const WebFindOptions& options) {
DCHECK(!search_text.empty());
blink::WebPlugin* plugin = GetWebPluginForFind();
// Check if the plugin still exists in the document.
if (plugin) {
if (options.find_next) {
// Just navigate back/forward.
plugin->SelectFindResult(options.forward, request_id);
render_view_->webview()->SetFocusedFrame(frame_);
} else if (!plugin->StartFind(WebString::FromUTF16(search_text),
options.match_case, request_id)) {
// Send "no results".
frame_->ReportFindInPageMatchCount(request_id, 0, true);
}
return;
}
frame_->RequestFind(request_id, WebString::FromUTF16(search_text), options);
}
#define STATIC_ASSERT_ENUM(a, b) \
static_assert(static_cast<int>(a) == static_cast<int>(b), \
"mismatching enums: " #a)
#undef STATIC_ASSERT_ENUM
void RenderFrameImpl::OnEnableViewSourceMode() {
DCHECK(frame_);
DCHECK(!frame_->Parent());
frame_->EnableViewSourceMode(true);
}
void RenderFrameImpl::OnSuppressFurtherDialogs() {
suppress_further_dialogs_ = true;
}
void RenderFrameImpl::OnFileChooserResponse(
const std::vector<content::FileChooserFileInfo>& files) {
// This could happen if we navigated to a different page before the user
// closed the chooser.
if (!file_chooser_completion_)
return;
// Convert Chrome's SelectedFileInfo list to WebKit's.
WebVector<blink::WebFileChooserCompletion::SelectedFileInfo> selected_files(
files.size());
size_t current_size = 0;
for (size_t i = 0; i < files.size(); ++i) {
blink::WebFileChooserCompletion::SelectedFileInfo selected_file;
selected_file.path = blink::FilePathToWebString(files[i].file_path);
// Exclude files whose paths can't be converted into WebStrings. Blink won't
// be able to handle these, and the browser process would kill the renderer
// when it claims to have chosen an empty file path.
if (selected_file.path.IsEmpty())
continue;
selected_file.display_name =
blink::FilePathToWebString(base::FilePath(files[i].display_name));
if (files[i].file_system_url.is_valid()) {
selected_file.file_system_url = files[i].file_system_url;
selected_file.length = files[i].length;
selected_file.modification_time = files[i].modification_time.ToDoubleT();
selected_file.is_directory = files[i].is_directory;
}
selected_files[current_size] = selected_file;
current_size++;
}
// If not all files were included, truncate the WebVector.
if (current_size < selected_files.size()) {
WebVector<blink::WebFileChooserCompletion::SelectedFileInfo> truncated_list(
selected_files.Data(), current_size);
selected_files.Swap(truncated_list);
}
blink::WebFileChooserCompletion* completion = file_chooser_completion_;
file_chooser_completion_ = nullptr;
completion->DidChooseFile(selected_files);
}
void RenderFrameImpl::OnClearFocusedElement() {
// TODO(ekaramad): Should we add a method to WebLocalFrame instead and avoid
// calling this on the WebView?
if (auto* webview = render_view_->GetWebView())
webview->ClearFocusedElement();
}
void RenderFrameImpl::OnBlinkFeatureUsageReport(const std::set<int>& features) {
frame_->BlinkFeatureUsageReport(features);
}
void RenderFrameImpl::OnMixedContentFound(
const FrameMsg_MixedContentFound_Params& params) {
blink::WebSourceLocation source_location;
source_location.url = WebString::FromLatin1(params.source_location.url);
source_location.line_number = params.source_location.line_number;
source_location.column_number = params.source_location.column_number;
auto request_context = static_cast<blink::WebURLRequest::RequestContext>(
params.request_context_type);
frame_->MixedContentFound(params.main_resource_url, params.mixed_content_url,
request_context, params.was_allowed,
params.had_redirect, source_location);
}
void RenderFrameImpl::OnSetOverlayRoutingToken(
const base::UnguessableToken& token) {
overlay_routing_token_ = token;
for (const auto& cb : pending_routing_token_callbacks_)
cb.Run(overlay_routing_token_.value());
pending_routing_token_callbacks_.clear();
}
void RenderFrameImpl::RequestOverlayRoutingToken(
media::RoutingTokenCallback callback) {
if (overlay_routing_token_.has_value()) {
std::move(callback).Run(overlay_routing_token_.value());
return;
}
// Send a request to the host for the token. We'll notify |callback| when it
// arrives later.
Send(new FrameHostMsg_RequestOverlayRoutingToken(routing_id_));
pending_routing_token_callbacks_.push_back(std::move(callback));
}
void RenderFrameImpl::OnNotifyUserActivation() {
frame_->NotifyUserActivation();
}
void RenderFrameImpl::OnMediaPlayerActionAt(
const gfx::PointF& location,
const blink::WebMediaPlayerAction& action) {
blink::WebFloatRect viewport_position(location.x(), location.y(), 0, 0);
GetRenderWidget()->ConvertWindowToViewport(&viewport_position);
frame_->PerformMediaPlayerAction(
WebPoint(viewport_position.x, viewport_position.y), action);
}
#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
#if defined(OS_MACOSX)
void RenderFrameImpl::OnSelectPopupMenuItem(int selected_index) {
if (external_popup_menu_ == NULL)
return;
blink::WebScopedUserGesture gesture(frame_);
external_popup_menu_->DidSelectItem(selected_index);
external_popup_menu_.reset();
}
#else
void RenderFrameImpl::OnSelectPopupMenuItems(
bool canceled,
const std::vector<int>& selected_indices) {
// It is possible to receive more than one of these calls if the user presses
// a select faster than it takes for the show-select-popup IPC message to make
// it to the browser UI thread. Ignore the extra-messages.
// TODO(jcivelli): http:/b/5793321 Implement a better fix, as detailed in bug.
if (!external_popup_menu_)
return;
blink::WebScopedUserGesture gesture(frame_);
external_popup_menu_->DidSelectItems(canceled, selected_indices);
external_popup_menu_.reset();
}
#endif
#endif
void RenderFrameImpl::OpenURL(const NavigationPolicyInfo& info,
bool send_referrer,
bool is_history_navigation_in_new_child) {
WebNavigationPolicy policy = info.default_policy;
FrameHostMsg_OpenURL_Params params;
params.url = info.url_request.Url();
params.uses_post = IsHttpPost(info.url_request);
params.resource_request_body =
GetRequestBodyForWebURLRequest(info.url_request);
params.extra_headers = GetWebURLRequestHeadersAsString(info.url_request);
params.referrer = send_referrer ? RenderViewImpl::GetReferrerFromRequest(
frame_, info.url_request)
: content::Referrer();
params.disposition = RenderViewImpl::NavigationPolicyToDisposition(policy);
params.triggering_event_info = info.triggering_event_info;
params.blob_url_token =
CloneBlobURLToken(info.blob_url_token.get()).PassHandle().release();
if (IsBrowserInitiated(pending_navigation_params_.get())) {
// This is necessary to preserve the should_replace_current_entry value on
// cross-process redirects, in the event it was set by a previous process.
WebDocumentLoader* document_loader = frame_->GetProvisionalDocumentLoader();
DCHECK(document_loader);
params.should_replace_current_entry =
document_loader->ReplacesCurrentHistoryItem();
} else {
params.should_replace_current_entry = info.replaces_current_history_item &&
render_view_->history_list_length_;
}
params.user_gesture =
WebUserGestureIndicator::IsProcessingUserGesture(frame_);
if (GetContentClient()->renderer()->AllowPopup())
params.user_gesture = true;
if (is_main_frame_ || policy == blink::kWebNavigationPolicyNewBackgroundTab ||
policy == blink::kWebNavigationPolicyNewForegroundTab ||
policy == blink::kWebNavigationPolicyNewWindow ||
policy == blink::kWebNavigationPolicyNewPopup) {
WebUserGestureIndicator::ConsumeUserGesture(frame_);
}
if (is_history_navigation_in_new_child)
params.is_history_navigation_in_new_child = true;
Send(new FrameHostMsg_OpenURL(routing_id_, params));
}
WebURLRequest RenderFrameImpl::CreateURLRequestForCommit(
const CommonNavigationParams& common_params,
const RequestNavigationParams& request_params,
network::mojom::URLLoaderClientEndpointsPtr url_loader_client_endpoints,
const network::ResourceResponseHead& head) {
// This will override the url requested by the WebURLLoader, as well as
// provide it with the response to the request.
std::unique_ptr<NavigationResponseOverrideParameters> response_override(
new NavigationResponseOverrideParameters());
response_override->url_loader_client_endpoints =
std::move(url_loader_client_endpoints);
response_override->response = head;
response_override->redirects = request_params.redirects;
response_override->redirect_responses = request_params.redirect_response;
response_override->redirect_infos = request_params.redirect_infos;
WebURLRequest request = CreateURLRequestForNavigation(
common_params, request_params, std::move(response_override),
frame_->IsViewSourceModeEnabled());
request.SetFrameType(IsTopLevelNavigation(frame_)
? network::mojom::RequestContextFrameType::kTopLevel
: network::mojom::RequestContextFrameType::kNested);
if (common_params.post_data) {
request.SetHTTPBody(GetWebHTTPBodyForRequestBody(*common_params.post_data));
if (!request_params.post_content_type.empty()) {
request.AddHTTPHeaderField(
WebString::FromASCII(net::HttpRequestHeaders::kContentType),
WebString::FromASCII(request_params.post_content_type));
}
}
#if defined(OS_ANDROID)
request.SetHasUserGesture(common_params.has_user_gesture);
#endif
request.SetNavigationStartTime(common_params.navigation_start);
return request;
}
ChildURLLoaderFactoryBundle* RenderFrameImpl::GetLoaderFactoryBundle() {
if (!loader_factories_) {
RenderFrameImpl* creator = RenderFrameImpl::FromWebFrame(
frame_->Parent() ? frame_->Parent() : frame_->Opener());
if (creator) {
auto bundle_info =
base::WrapUnique(static_cast<TrackedChildURLLoaderFactoryBundleInfo*>(
creator->GetLoaderFactoryBundle()->Clone().release()));
loader_factories_ =
base::MakeRefCounted<TrackedChildURLLoaderFactoryBundle>(
std::move(bundle_info));
} else {
SetupLoaderFactoryBundle(nullptr,
base::nullopt /* subresource_overrides */);
}
}
return loader_factories_.get();
}
void RenderFrameImpl::SetupLoaderFactoryBundle(
std::unique_ptr<URLLoaderFactoryBundleInfo> info,
base::Optional<std::vector<mojom::TransferrableURLLoaderPtr>>
subresource_overrides) {
RenderThreadImpl* render_thread = RenderThreadImpl::current();
loader_factories_ = base::MakeRefCounted<HostChildURLLoaderFactoryBundle>(
GetTaskRunner(blink::TaskType::kInternalLoading));
// In some tests |render_thread| could be null.
if (render_thread) {
loader_factories_->Update(render_thread->blink_platform_impl()
->CreateDefaultURLLoaderFactoryBundle()
->PassInterface(),
base::nullopt);
}
if (info) {
loader_factories_->Update(
std::make_unique<ChildURLLoaderFactoryBundleInfo>(std::move(info)),
std::move(subresource_overrides));
}
}
void RenderFrameImpl::UpdateEncoding(WebFrame* frame,
const std::string& encoding_name) {
// Only update main frame's encoding_name.
if (!frame->Parent())
GetFrameHost()->UpdateEncoding(encoding_name);
}
void RenderFrameImpl::SyncSelectionIfRequired() {
base::string16 text;
size_t offset;
gfx::Range range;
#if BUILDFLAG(ENABLE_PLUGINS)
if (focused_pepper_plugin_) {
focused_pepper_plugin_->GetSurroundingText(&text, &range);
offset = 0; // Pepper API does not support offset reporting.
// TODO(kinaba): cut as needed.
} else
#endif
{
WebRange selection =
frame_->GetInputMethodController()->GetSelectionOffsets();
if (selection.IsNull())
return;
range = gfx::Range(selection.StartOffset(), selection.EndOffset());
if (frame_->GetInputMethodController()->TextInputType() !=
blink::kWebTextInputTypeNone) {
// If current focused element is editable, we will send 100 more chars
// before and after selection. It is for input method surrounding text
// feature.
if (selection.StartOffset() > kExtraCharsBeforeAndAfterSelection)
offset = selection.StartOffset() - kExtraCharsBeforeAndAfterSelection;
else
offset = 0;
size_t length =
selection.EndOffset() - offset + kExtraCharsBeforeAndAfterSelection;
text = frame_->RangeAsText(WebRange(offset, length)).Utf16();
} else {
offset = selection.StartOffset();
text = frame_->SelectionAsText().Utf16();
// http://crbug.com/101435
// In some case, frame->selectionAsText() returned text's length is not
// equal to the length returned from frame_->GetSelectionOffsets(). So we
// have to set the range according to text.length().
range.set_end(range.start() + text.length());
}
}
// TODO(dglazkov): Investigate if and why this would be happening,
// and resolve this. We shouldn't be carrying selection text here.
// http://crbug.com/632920.
// Sometimes we get repeated didChangeSelection calls from webkit when
// the selection hasn't actually changed. We don't want to report these
// because it will cause us to continually claim the X clipboard.
if (selection_text_offset_ != offset ||
selection_range_ != range ||
selection_text_ != text) {
selection_text_ = text;
selection_text_offset_ = offset;
selection_range_ = range;
SetSelectedText(text, offset, range);
}
GetRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::SetCustomURLLoaderFactory(
network::mojom::URLLoaderFactoryPtr factory) {
GetLoaderFactoryBundle()->SetDefaultFactory(std::move(factory));
}
void RenderFrameImpl::ScrollFocusedEditableElementIntoRect(
const gfx::Rect& rect) {
// TODO(ekaramad): Perhaps we should remove |rect| since all it seems to be
// doing is helping verify if scrolling animation for a given focused editable
// element has finished.
blink::WebAutofillClient* autofill_client = frame_->AutofillClient();
if (has_scrolled_focused_editable_node_into_rect_ &&
rect == rect_for_scrolled_focused_editable_node_ && autofill_client) {
autofill_client->DidCompleteFocusChangeInFrame();
return;
}
if (!frame_->LocalRoot()
->FrameWidget()
->ScrollFocusedEditableElementIntoView()) {
return;
}
rect_for_scrolled_focused_editable_node_ = rect;
has_scrolled_focused_editable_node_into_rect_ = true;
if (!GetRenderWidget()->layer_tree_view()->HasPendingPageScaleAnimation() &&
autofill_client) {
autofill_client->DidCompleteFocusChangeInFrame();
}
}
void RenderFrameImpl::DidChangeVisibleViewport() {
has_scrolled_focused_editable_node_into_rect_ = false;
}
void RenderFrameImpl::InitializeUserMediaClient() {
RenderThreadImpl* render_thread = RenderThreadImpl::current();
if (!render_thread) // Will be NULL during unit tests.
return;
DCHECK(!web_user_media_client_);
web_user_media_client_ = new UserMediaClientImpl(
this, RenderThreadImpl::current()->GetPeerConnectionDependencyFactory(),
std::make_unique<MediaStreamDeviceObserver>(this),
GetTaskRunner(blink::TaskType::kInternalMedia));
}
void RenderFrameImpl::PrepareRenderViewForNavigation(
const GURL& url,
const RequestNavigationParams& request_params) {
DCHECK(render_view_->webview());
if (is_main_frame_) {
for (auto& observer : render_view_->observers_)
observer.Navigate(url);
}
render_view_->history_list_offset_ =
request_params.current_history_list_offset;
render_view_->history_list_length_ =
request_params.current_history_list_length;
}
namespace {
std::unique_ptr<base::DictionaryValue> GetDevToolsInitiator(
const WebString& initiator_str) {
if (initiator_str.IsNull())
return nullptr;
std::unique_ptr<base::DictionaryValue> initiator =
base::DictionaryValue::From(base::JSONReader::Read(initiator_str.Utf8()));
if (!initiator)
return nullptr;
// TODO(kozy,caseq): the hack below is due to the fact that initiators include
// the chain of async callstacks that results in a tree of Values so deep
// that it triggers mojo structure nesting limit upon deserialization.
// See https://crbug.com/809996 for more details.
// We trim async stacks here, but it should be possible to capture locations
// without async stacks (or with custom limit on their number) instead.
base::Value* parent = initiator->FindPath({"stack", "parent"});
if (parent && parent->is_dict())
parent->RemoveKey("parent");
return initiator;
}
} // namespace
void RenderFrameImpl::BeginNavigation(const NavigationPolicyInfo& info) {
browser_side_navigation_pending_ = true;
browser_side_navigation_pending_url_ = info.url_request.Url();
blink::WebURLRequest& request = info.url_request;
// Set SiteForCookies.
WebDocument frame_document = frame_->GetDocument();
if (request.GetFrameType() ==
network::mojom::RequestContextFrameType::kTopLevel)
request.SetSiteForCookies(request.Url());
else
request.SetSiteForCookies(frame_document.SiteForCookies());
// Note: At this stage, the goal is to apply all the modifications the
// renderer wants to make to the request, and then send it to the browser, so
// that the actual network request can be started. Ideally, all such
// modifications should take place in willSendRequest, and in the
// implementation of willSendRequest for the various InspectorAgents
// (devtools).
//
// TODO(clamy): Apply devtools override.
// TODO(clamy): Make sure that navigation requests are not modified somewhere
// else in blink.
WillSendRequest(request);
// Update the transition type of the request for client side redirects.
if (!info.url_request.GetExtraData())
info.url_request.SetExtraData(std::make_unique<RequestExtraData>());
if (info.is_client_redirect) {
RequestExtraData* extra_data =
static_cast<RequestExtraData*>(info.url_request.GetExtraData());
extra_data->set_transition_type(ui::PageTransitionFromInt(
extra_data->transition_type() | ui::PAGE_TRANSITION_CLIENT_REDIRECT));
}
// TODO(clamy): Same-document navigations should not be sent back to the
// browser.
// TODO(clamy): Data urls should not be sent back to the browser either.
// These values are assumed on the browser side for navigations. These checks
// ensure the renderer has the correct values.
DCHECK_EQ(network::mojom::FetchRequestMode::kNavigate,
info.url_request.GetFetchRequestMode());
DCHECK_EQ(network::mojom::FetchCredentialsMode::kInclude,
info.url_request.GetFetchCredentialsMode());
DCHECK_EQ(network::mojom::FetchRedirectMode::kManual,
info.url_request.GetFetchRedirectMode());
DCHECK(frame_->Parent() ||
info.url_request.GetFrameType() ==
network::mojom::RequestContextFrameType::kTopLevel);
DCHECK(!frame_->Parent() ||
info.url_request.GetFrameType() ==
network::mojom::RequestContextFrameType::kNested);
DCHECK(!info.url_request.RequestorOrigin().IsNull());
base::Optional<url::Origin> initiator_origin =
base::Optional<url::Origin>(info.url_request.RequestorOrigin());
bool is_form_submission =
info.navigation_type == blink::kWebNavigationTypeFormSubmitted ||
info.navigation_type == blink::kWebNavigationTypeFormResubmitted;
GURL searchable_form_url;
std::string searchable_form_encoding;
if (!info.form.IsNull()) {
WebSearchableFormData web_searchable_form_data(info.form);
searchable_form_url = web_searchable_form_data.Url();
searchable_form_encoding = web_searchable_form_data.Encoding().Utf8();
}
GURL client_side_redirect_url;
if (info.is_client_redirect)
client_side_redirect_url = frame_->GetDocument().Url();
blink::mojom::BlobURLTokenPtr blob_url_token(
CloneBlobURLToken(info.blob_url_token.get()));
int load_flags = GetLoadFlagsForWebURLRequest(info.url_request);
std::unique_ptr<base::DictionaryValue> initiator =
GetDevToolsInitiator(info.devtools_initiator_info);
mojom::BeginNavigationParamsPtr begin_navigation_params =
mojom::BeginNavigationParams::New(
GetWebURLRequestHeadersAsString(info.url_request), load_flags,
info.url_request.GetSkipServiceWorker(),
GetRequestContextTypeForWebURLRequest(info.url_request),
GetMixedContentContextTypeForWebURLRequest(info.url_request),
is_form_submission, searchable_form_url, searchable_form_encoding,
initiator_origin, client_side_redirect_url,
initiator ? base::make_optional<base::Value>(std::move(*initiator))
: base::nullopt);
mojom::NavigationClientAssociatedPtrInfo navigation_client_info;
if (IsPerNavigationMojoInterfaceEnabled()) {
WebDocumentLoader* document_loader = frame_->GetProvisionalDocumentLoader();
DocumentState* document_state =
DocumentState::FromDocumentLoader(document_loader);
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
BindNavigationClient(mojo::MakeRequest(&navigation_client_info));
navigation_state->set_navigation_client(std::move(navigation_client_impl_));
}
GetFrameHost()->BeginNavigation(MakeCommonNavigationParams(info, load_flags),
std::move(begin_navigation_params),
std::move(blob_url_token),
std::move(navigation_client_info));
}
void RenderFrameImpl::LoadDataURL(
const CommonNavigationParams& params,
const RequestNavigationParams& request_params,
WebLocalFrame* frame,
blink::WebFrameLoadType load_type,
blink::WebHistoryItem item_for_history_navigation,
bool is_client_redirect,
std::unique_ptr<blink::WebDocumentLoader::ExtraData> navigation_data) {
// A loadData request with a specified base URL.
GURL data_url = params.url;
#if defined(OS_ANDROID)
if (!request_params.data_url_as_string.empty()) {
#if DCHECK_IS_ON()
{
std::string mime_type, charset, data;
DCHECK(net::DataURL::Parse(data_url, &mime_type, &charset, &data));
DCHECK(data.empty());
}
#endif
data_url = GURL(request_params.data_url_as_string);
if (!data_url.is_valid() || !data_url.SchemeIs(url::kDataScheme)) {
data_url = params.url;
}
}
#endif
std::string mime_type, charset, data;
if (net::DataURL::Parse(data_url, &mime_type, &charset, &data)) {
const GURL base_url = params.base_url_for_data_url.is_empty() ?
params.url : params.base_url_for_data_url;
bool replace = load_type == WebFrameLoadType::kReloadBypassingCache ||
load_type == WebFrameLoadType::kReload;
frame->CommitDataNavigation(
WebData(data.c_str(), data.length()), WebString::FromUTF8(mime_type),
WebString::FromUTF8(charset), base_url,
// Needed so that history-url-only changes don't become reloads.
params.history_url_for_data_url, replace, load_type,
item_for_history_navigation, is_client_redirect,
std::move(navigation_data),
BuildNavigationTimings(params.navigation_start,
request_params.navigation_timing));
} else {
CHECK(false) << "Invalid URL passed: "
<< params.url.possibly_invalid_spec();
}
}
void RenderFrameImpl::SendUpdateState() {
if (current_history_item_.IsNull())
return;
Send(new FrameHostMsg_UpdateState(
routing_id_, SingleHistoryItemToPageState(current_history_item_)));
}
void RenderFrameImpl::SendFailedProvisionalLoad(
const blink::WebURLRequest& request,
const WebURLError& error,
blink::WebLocalFrame* frame) {
bool show_repost_interstitial =
(error.reason() == net::ERR_CACHE_MISS &&
base::EqualsASCII(request.HttpMethod().Utf16(), "POST"));
FrameHostMsg_DidFailProvisionalLoadWithError_Params params;
params.error_code = error.reason();
GetContentClient()->renderer()->GetErrorDescription(
request, error, &params.error_description);
params.url = error.url(),
params.showing_repost_interstitial = show_repost_interstitial;
Send(new FrameHostMsg_DidFailProvisionalLoadWithError(routing_id_, params));
}
bool RenderFrameImpl::ShouldDisplayErrorPageForFailedLoad(
int error_code,
const GURL& unreachable_url) {
// Don't display an error page if this is simply a cancelled load. Aside
// from being dumb, Blink doesn't expect it and it will cause a crash.
if (error_code == net::ERR_ABORTED)
return false;
// Don't display "client blocked" error page if browser has asked us not to.
if (error_code == net::ERR_BLOCKED_BY_CLIENT &&
render_view_->renderer_preferences_.disable_client_blocked_error_page) {
return false;
}
// Allow the embedder to suppress an error page.
if (GetContentClient()->renderer()->ShouldSuppressErrorPage(
this, unreachable_url)) {
return false;
}
return true;
}
GURL RenderFrameImpl::GetLoadingUrl() const {
WebDocumentLoader* document_loader = frame_->GetDocumentLoader();
GURL overriden_url;
if (MaybeGetOverriddenURL(document_loader, &overriden_url))
return overriden_url;
const WebURLRequest& request = document_loader->GetRequest();
return request.Url();
}
NavigationState* RenderFrameImpl::CreateNavigationStateFromPending() {
if (IsBrowserInitiated(pending_navigation_params_.get())) {
return NavigationStateImpl::CreateBrowserInitiated(
pending_navigation_params_->common_params,
pending_navigation_params_->request_params,
pending_navigation_params_->time_commit_requested,
std::move(pending_navigation_params_->commit_callback_));
}
return NavigationStateImpl::CreateContentInitiated();
}
media::MediaPermission* RenderFrameImpl::GetMediaPermission() {
if (!media_permission_dispatcher_) {
media_permission_dispatcher_.reset(new MediaPermissionDispatcher(
base::Bind(
&RenderFrameImpl::GetInterface<blink::mojom::PermissionService>,
base::Unretained(this)),
base::Bind(&RenderFrameImpl::IsEncryptedMediaEnabled,
base::Unretained(this))));
}
return media_permission_dispatcher_.get();
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::HandlePepperImeCommit(const base::string16& text) {
if (text.empty())
return;
if (!IsPepperAcceptingCompositionEvents()) {
// For pepper plugins unable to handle IME events, send the plugin a
// sequence of characters instead.
base::i18n::UTF16CharIterator iterator(&text);
int32_t i = 0;
while (iterator.Advance()) {
blink::WebKeyboardEvent char_event(blink::WebInputEvent::kChar,
blink::WebInputEvent::kNoModifiers,
ui::EventTimeForNow());
char_event.windows_key_code = text[i];
char_event.native_key_code = text[i];
const int32_t char_start = i;
for (; i < iterator.array_pos(); ++i) {
char_event.text[i - char_start] = text[i];
char_event.unmodified_text[i - char_start] = text[i];
}
if (GetRenderWidget()->GetWebWidget())
GetRenderWidget()->GetWebWidget()->HandleInputEvent(
blink::WebCoalescedInputEvent(char_event));
}
} else {
// Mimics the order of events sent by WebKit.
// See WebCore::Editor::setComposition() for the corresponding code.
focused_pepper_plugin_->HandleCompositionEnd(text);
focused_pepper_plugin_->HandleTextInput(text);
}
pepper_composition_text_.clear();
}
#endif // ENABLE_PLUGINS
void RenderFrameImpl::RegisterMojoInterfaces() {
GetAssociatedInterfaceRegistry()->AddInterface(
base::Bind(&RenderFrameImpl::BindEngagement, weak_factory_.GetWeakPtr()));
GetAssociatedInterfaceRegistry()->AddInterface(base::Bind(
&RenderFrameImpl::BindAutoplayConfiguration, weak_factory_.GetWeakPtr()));
GetAssociatedInterfaceRegistry()->AddInterface(base::Bind(
&RenderFrameImpl::BindFrameBindingsControl, weak_factory_.GetWeakPtr()));
GetAssociatedInterfaceRegistry()->AddInterface(
base::Bind(&RenderFrameImpl::BindFrameNavigationControl,
weak_factory_.GetWeakPtr()));
if (IsPerNavigationMojoInterfaceEnabled()) {
GetAssociatedInterfaceRegistry()->AddInterface(base::BindRepeating(
&RenderFrameImpl::BindNavigationClient, weak_factory_.GetWeakPtr()));
}
GetAssociatedInterfaceRegistry()->AddInterface(base::BindRepeating(
&RenderFrameImpl::BindFullscreen, weak_factory_.GetWeakPtr()));
registry_.AddInterface(base::Bind(&FrameInputHandlerImpl::CreateMojoService,
weak_factory_.GetWeakPtr()));
registry_.AddInterface(
base::Bind(&InputTargetClientImpl::BindToRequest,
base::Unretained(&input_target_client_impl_)));
registry_.AddInterface(
base::Bind(&RenderFrameImpl::BindWidget, weak_factory_.GetWeakPtr()));
if (!frame_->Parent()) {
// Only main frame have ImageDownloader service.
registry_.AddInterface(base::Bind(&ImageDownloaderImpl::CreateMojoService,
base::Unretained(this)));
// Host zoom is per-page, so only added on the main frame.
GetAssociatedInterfaceRegistry()->AddInterface(base::Bind(
&RenderFrameImpl::OnHostZoomClientRequest, weak_factory_.GetWeakPtr()));
// Web manifests are only requested for main frames.
registry_.AddInterface(
base::Bind(&ManifestManager::BindToRequest,
base::Unretained(manifest_manager_.get())));
}
}
template <typename Interface>
void RenderFrameImpl::GetInterface(mojo::InterfaceRequest<Interface> request) {
GetRemoteInterfaces()->GetInterface(std::move(request));
}
bool RenderFrameImpl::IsEncryptedMediaEnabled() const {
return GetRendererPreferences().enable_encrypted_media;
}
void RenderFrameImpl::OnHostZoomClientRequest(
mojom::HostZoomAssociatedRequest request) {
DCHECK(!host_zoom_binding_.is_bound());
host_zoom_binding_.Bind(std::move(request),
GetTaskRunner(blink::TaskType::kInternalIPC));
}
void RenderFrameImpl::CheckIfAudioSinkExistsAndIsAuthorized(
const blink::WebString& sink_id,
blink::WebSetSinkIdCallbacks* web_callbacks) {
media::OutputDeviceStatusCB callback =
media::ConvertToOutputDeviceStatusCB(web_callbacks);
std::move(callback).Run(
AudioDeviceFactory::GetOutputDeviceInfo(GetRoutingID(), 0, sink_id.Utf8())
.device_status());
}
blink::mojom::PageVisibilityState RenderFrameImpl::VisibilityState() const {
const RenderFrameImpl* local_root = GetLocalRoot();
blink::mojom::PageVisibilityState current_state =
local_root->render_widget_->is_hidden()
? blink::mojom::PageVisibilityState::kHidden
: blink::mojom::PageVisibilityState::kVisible;
blink::mojom::PageVisibilityState override_state = current_state;
if (GetContentClient()->renderer()->ShouldOverridePageVisibilityState(
this, &override_state))
return override_state;
return current_state;
}
std::unique_ptr<blink::WebURLLoaderFactory>
RenderFrameImpl::CreateURLLoaderFactory() {
if (!RenderThreadImpl::current()) {
// Some tests (e.g. RenderViewTests) do not have RenderThreadImpl,
// use the platform's default WebURLLoaderFactoryImpl for them.
return WebURLLoaderFactoryImpl::CreateTestOnlyFactory();
}
return std::make_unique<FrameURLLoaderFactory>(weak_factory_.GetWeakPtr());
}
void RenderFrameImpl::DraggableRegionsChanged() {
for (auto& observer : observers_)
observer.DraggableRegionsChanged();
}
void RenderFrameImpl::ScrollRectToVisibleInParentFrame(
const blink::WebRect& rect_to_scroll,
const blink::WebScrollIntoViewParams& params) {
DCHECK(IsLocalRoot());
Send(new FrameHostMsg_ScrollRectToVisibleInParentFrame(
routing_id_, rect_to_scroll, params));
}
void RenderFrameImpl::BubbleLogicalScrollInParentFrame(
blink::WebScrollDirection direction,
blink::WebScrollGranularity granularity) {
DCHECK(IsLocalRoot());
DCHECK(!IsMainFrame());
Send(new FrameHostMsg_BubbleLogicalScrollInParentFrame(routing_id_, direction,
granularity));
}
blink::mojom::PageVisibilityState RenderFrameImpl::GetVisibilityState() const {
return VisibilityState();
}
bool RenderFrameImpl::IsBrowserSideNavigationPending() {
return browser_side_navigation_pending_;
}
scoped_refptr<base::SingleThreadTaskRunner> RenderFrameImpl::GetTaskRunner(
blink::TaskType task_type) {
return GetWebFrame()->GetTaskRunner(task_type);
}
int RenderFrameImpl::GetEnabledBindings() const {
return enabled_bindings_;
}
void RenderFrameImpl::FrameDidCallFocus() {
Send(new FrameHostMsg_FrameDidCallFocus(routing_id_));
}
void RenderFrameImpl::SetAccessibilityModeForTest(ui::AXMode new_mode) {
OnSetAccessibilityMode(new_mode);
}
scoped_refptr<network::SharedURLLoaderFactory>
RenderFrameImpl::GetURLLoaderFactory() {
return GetLoaderFactoryBundle();
}
blink::WebPlugin* RenderFrameImpl::GetWebPluginForFind() {
return frame_->GetWebPluginForFind();
}
void RenderFrameImpl::SendFindReply(int request_id,
int match_count,
int ordinal,
const WebRect& selection_rect,
bool final_status_update) {
DCHECK_GE(ordinal, -1);
WebRect converted_rect = selection_rect;
GetRenderWidget()->ConvertViewportToWindow(&converted_rect);
Send(new FrameHostMsg_Find_Reply(routing_id_, request_id, match_count,
converted_rect, ordinal,
final_status_update));
}
#if BUILDFLAG(ENABLE_PLUGINS)
void RenderFrameImpl::PepperInstanceCreated(
PepperPluginInstanceImpl* instance) {
active_pepper_instances_.insert(instance);
Send(new FrameHostMsg_PepperInstanceCreated(
routing_id_, instance->pp_instance()));
}
void RenderFrameImpl::PepperInstanceDeleted(
PepperPluginInstanceImpl* instance) {
active_pepper_instances_.erase(instance);
if (pepper_last_mouse_event_target_ == instance)
pepper_last_mouse_event_target_ = nullptr;
if (focused_pepper_plugin_ == instance)
PepperFocusChanged(instance, false);
RenderFrameImpl* const render_frame = instance->render_frame();
if (render_frame) {
render_frame->Send(
new FrameHostMsg_PepperInstanceDeleted(
render_frame->GetRoutingID(),
instance->pp_instance()));
}
}
void RenderFrameImpl::PepperFocusChanged(PepperPluginInstanceImpl* instance,
bool focused) {
if (focused)
focused_pepper_plugin_ = instance;
else if (focused_pepper_plugin_ == instance)
focused_pepper_plugin_ = nullptr;
GetRenderWidget()->UpdateTextInputState();
GetRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::PepperStartsPlayback(PepperPluginInstanceImpl* instance) {
RenderFrameImpl* const render_frame = instance->render_frame();
if (render_frame) {
render_frame->Send(
new FrameHostMsg_PepperStartsPlayback(
render_frame->GetRoutingID(),
instance->pp_instance()));
}
}
void RenderFrameImpl::PepperStopsPlayback(PepperPluginInstanceImpl* instance) {
RenderFrameImpl* const render_frame = instance->render_frame();
if (render_frame) {
render_frame->Send(
new FrameHostMsg_PepperStopsPlayback(
render_frame->GetRoutingID(),
instance->pp_instance()));
}
}
void RenderFrameImpl::OnSetPepperVolume(int32_t pp_instance, double volume) {
PepperPluginInstanceImpl* instance = static_cast<PepperPluginInstanceImpl*>(
PepperPluginInstance::Get(pp_instance));
if (instance)
instance->audio_controller().SetVolume(volume);
}
#endif // ENABLE_PLUGINS
void RenderFrameImpl::ShowCreatedWindow(bool opened_by_user_gesture,
RenderWidget* render_widget_to_show,
WebNavigationPolicy policy,
const gfx::Rect& initial_rect) {
// |render_widget_to_show| is the main RenderWidget for a pending window
// created by this object, but not yet shown. The tab is currently offscreen,
// and still owned by the opener. Sending |FrameHostMsg_ShowCreatedWindow|
// will move it off the opener's pending list, and put it in its own tab or
// window.
//
// This call happens only for renderer-created windows; for example, when a
// tab is created by script via window.open().
Send(new FrameHostMsg_ShowCreatedWindow(
GetRoutingID(), render_widget_to_show->routing_id(),
RenderViewImpl::NavigationPolicyToDisposition(policy), initial_rect,
opened_by_user_gesture));
}
void RenderFrameImpl::RenderWidgetSetFocus(bool enable) {
#if BUILDFLAG(ENABLE_PLUGINS)
// Notify all Pepper plugins.
for (auto* plugin : active_pepper_instances_)
plugin->SetContentAreaFocus(enable);
#endif
}
void RenderFrameImpl::RenderWidgetWillHandleMouseEvent() {
#if BUILDFLAG(ENABLE_PLUGINS)
// This method is called for every mouse event that the RenderWidget receives.
// And then the mouse event is forwarded to blink, which dispatches it to the
// event target. Potentially a Pepper plugin will receive the event.
// In order to tell whether a plugin gets the last mouse event and which it
// is, we set |pepper_last_mouse_event_target_| to null here. If a plugin gets
// the event, it will notify us via DidReceiveMouseEvent() and set itself as
// |pepper_last_mouse_event_target_|.
pepper_last_mouse_event_target_ = nullptr;
#endif
}
blink::mojom::ControllerServiceWorkerMode
RenderFrameImpl::IsControlledByServiceWorker() {
blink::WebServiceWorkerNetworkProvider* web_provider =
frame_->GetDocumentLoader()->GetServiceWorkerNetworkProvider();
if (!web_provider)
return blink::mojom::ControllerServiceWorkerMode::kNoController;
ServiceWorkerNetworkProvider* provider =
ServiceWorkerNetworkProvider::FromWebServiceWorkerNetworkProvider(
web_provider);
return provider->IsControlledByServiceWorker();
}
RenderFrameImpl::PendingNavigationInfo::PendingNavigationInfo(
const NavigationPolicyInfo& info)
: navigation_type(info.navigation_type),
policy(info.default_policy),
replaces_current_history_item(info.replaces_current_history_item),
history_navigation_in_new_child_frame(
info.is_history_navigation_in_new_child_frame),
client_redirect(info.is_client_redirect),
triggering_event_info(info.triggering_event_info),
form(info.form),
source_location(info.source_location),
devtools_initiator_info(info.devtools_initiator_info),
blob_url_token(CloneBlobURLToken(info.blob_url_token.get())) {}
RenderFrameImpl::PendingNavigationInfo::~PendingNavigationInfo() = default;
void RenderFrameImpl::BindWidget(mojom::WidgetRequest request) {
GetRenderWidget()->SetWidgetBinding(std::move(request));
}
blink::WebComputedAXTree* RenderFrameImpl::GetOrCreateWebComputedAXTree() {
if (!computed_ax_tree_)
computed_ax_tree_ = std::make_unique<AomContentAxTree>(this);
return computed_ax_tree_.get();
}
std::unique_ptr<blink::WebSocketHandshakeThrottle>
RenderFrameImpl::CreateWebSocketHandshakeThrottle() {
WebLocalFrame* web_local_frame = GetWebFrame();
if (!web_local_frame)
return nullptr;
auto* render_frame = content::RenderFrame::FromWebFrame(web_local_frame);
if (!render_frame)
return nullptr;
int render_frame_id = render_frame->GetRoutingID();
// Lazily create the provider.
if (!websocket_handshake_throttle_provider_) {
websocket_handshake_throttle_provider_ =
GetContentClient()
->renderer()
->CreateWebSocketHandshakeThrottleProvider();
if (!websocket_handshake_throttle_provider_)
return nullptr;
}
return websocket_handshake_throttle_provider_->CreateThrottle(
render_frame_id);
}
bool RenderFrameImpl::ShouldThrottleDownload() {
const auto now = base::TimeTicks::Now();
if (num_burst_download_requests_ == 0) {
burst_download_start_time_ = now;
} else if (num_burst_download_requests_ >= kBurstDownloadLimit) {
static constexpr auto kBurstDownloadLimitResetInterval =
TimeDelta::FromSeconds(1);
if (now - burst_download_start_time_ > kBurstDownloadLimitResetInterval) {
num_burst_download_requests_ = 1;
burst_download_start_time_ = now;
return false;
}
return true;
}
num_burst_download_requests_++;
return false;
}
} // namespace content