| // 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 "components/autofill/content/renderer/autofill_agent.h" |
| |
| #include <stddef.h> |
| |
| #include <tuple> |
| |
| #include "base/auto_reset.h" |
| #include "base/bind.h" |
| #include "base/command_line.h" |
| #include "base/i18n/case_conversion.h" |
| #include "base/location.h" |
| #include "base/metrics/field_trial.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/strings/string_split.h" |
| #include "base/strings/string_util.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/thread_task_runner_handle.h" |
| #include "base/time/time.h" |
| #include "build/build_config.h" |
| #include "components/autofill/content/common/autofill_messages.h" |
| #include "components/autofill/content/renderer/form_autofill_util.h" |
| #include "components/autofill/content/renderer/page_click_tracker.h" |
| #include "components/autofill/content/renderer/password_autofill_agent.h" |
| #include "components/autofill/content/renderer/password_generation_agent.h" |
| #include "components/autofill/core/common/autofill_constants.h" |
| #include "components/autofill/core/common/autofill_data_validation.h" |
| #include "components/autofill/core/common/autofill_switches.h" |
| #include "components/autofill/core/common/autofill_util.h" |
| #include "components/autofill/core/common/form_data.h" |
| #include "components/autofill/core/common/form_data_predictions.h" |
| #include "components/autofill/core/common/form_field_data.h" |
| #include "components/autofill/core/common/password_form.h" |
| #include "content/public/common/content_switches.h" |
| #include "content/public/common/ssl_status.h" |
| #include "content/public/common/url_constants.h" |
| #include "content/public/renderer/render_frame.h" |
| #include "content/public/renderer/render_view.h" |
| #include "net/cert/cert_status_flags.h" |
| #include "third_party/WebKit/public/platform/WebURLRequest.h" |
| #include "third_party/WebKit/public/web/WebConsoleMessage.h" |
| #include "third_party/WebKit/public/web/WebDataSource.h" |
| #include "third_party/WebKit/public/web/WebDocument.h" |
| #include "third_party/WebKit/public/web/WebElementCollection.h" |
| #include "third_party/WebKit/public/web/WebFormControlElement.h" |
| #include "third_party/WebKit/public/web/WebFormElement.h" |
| #include "third_party/WebKit/public/web/WebInputEvent.h" |
| #include "third_party/WebKit/public/web/WebLocalFrame.h" |
| #include "third_party/WebKit/public/web/WebNode.h" |
| #include "third_party/WebKit/public/web/WebOptionElement.h" |
| #include "third_party/WebKit/public/web/WebUserGestureIndicator.h" |
| #include "third_party/WebKit/public/web/WebView.h" |
| #include "ui/base/l10n/l10n_util.h" |
| #include "ui/events/keycodes/keyboard_codes.h" |
| |
| using blink::WebAutofillClient; |
| using blink::WebConsoleMessage; |
| using blink::WebDocument; |
| using blink::WebElement; |
| using blink::WebElementCollection; |
| using blink::WebFormControlElement; |
| using blink::WebFormElement; |
| using blink::WebFrame; |
| using blink::WebInputElement; |
| using blink::WebKeyboardEvent; |
| using blink::WebLocalFrame; |
| using blink::WebNode; |
| using blink::WebOptionElement; |
| using blink::WebString; |
| using blink::WebUserGestureIndicator; |
| using blink::WebVector; |
| |
| namespace autofill { |
| |
| namespace { |
| |
| // Whether the "single click" autofill feature is enabled, through command-line |
| // or field trial. |
| bool IsSingleClickEnabled() { |
| // On Android, default to showing the dropdown on field focus. |
| // On desktop, require an extra click after field focus by default, unless the |
| // experiment is active. |
| #if defined(OS_ANDROID) |
| return !base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kDisableSingleClickAutofill); |
| #endif |
| const std::string group_name = |
| base::FieldTrialList::FindFullName("AutofillSingleClick"); |
| |
| if (base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kEnableSingleClickAutofill)) |
| return true; |
| if (base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kDisableSingleClickAutofill)) |
| return false; |
| |
| return base::StartsWith(group_name, "Enabled", base::CompareCase::SENSITIVE); |
| } |
| |
| // Gets all the data list values (with corresponding label) for the given |
| // element. |
| void GetDataListSuggestions(const WebInputElement& element, |
| std::vector<base::string16>* values, |
| std::vector<base::string16>* labels) { |
| WebElementCollection options = element.dataListOptions(); |
| if (options.isNull()) |
| return; |
| |
| // If the field accepts multiple email addresses, filter only on the last one. |
| base::string16 prefix = element.editingValue(); |
| if (element.isMultiple() && element.isEmailField()) { |
| std::vector<base::string16> parts = base::SplitString( |
| prefix, base::ASCIIToUTF16(","), base::TRIM_WHITESPACE, |
| base::SPLIT_WANT_ALL); |
| if (!parts.empty()) { |
| base::TrimWhitespace(parts[parts.size() - 1], base::TRIM_LEADING, |
| &prefix); |
| } |
| } |
| |
| // Prefix filtering. |
| prefix = base::i18n::ToLower(prefix); |
| for (WebOptionElement option = options.firstItem().to<WebOptionElement>(); |
| !option.isNull(); option = options.nextItem().to<WebOptionElement>()) { |
| if (!base::StartsWith(base::i18n::ToLower(base::string16(option.value())), |
| prefix, base::CompareCase::SENSITIVE) || |
| !element.isValidValue(option.value())) |
| continue; |
| |
| values->push_back(option.value()); |
| if (option.value() != option.label()) |
| labels->push_back(option.label()); |
| else |
| labels->push_back(base::string16()); |
| } |
| } |
| |
| // Trim the vector before sending it to the browser process to ensure we |
| // don't send too much data through the IPC. |
| void TrimStringVectorForIPC(std::vector<base::string16>* strings) { |
| // Limit the size of the vector. |
| if (strings->size() > kMaxListSize) |
| strings->resize(kMaxListSize); |
| |
| // Limit the size of the strings in the vector. |
| for (size_t i = 0; i < strings->size(); ++i) { |
| if ((*strings)[i].length() > kMaxDataLength) |
| (*strings)[i].resize(kMaxDataLength); |
| } |
| } |
| |
| } // namespace |
| |
| AutofillAgent::ShowSuggestionsOptions::ShowSuggestionsOptions() |
| : autofill_on_empty_values(false), |
| requires_caret_at_end(false), |
| show_full_suggestion_list(false), |
| show_password_suggestions_only(false) { |
| } |
| |
| AutofillAgent::AutofillAgent(content::RenderFrame* render_frame, |
| PasswordAutofillAgent* password_autofill_agent, |
| PasswordGenerationAgent* password_generation_agent) |
| : content::RenderFrameObserver(render_frame), |
| form_cache_(*render_frame->GetWebFrame()), |
| password_autofill_agent_(password_autofill_agent), |
| password_generation_agent_(password_generation_agent), |
| legacy_(render_frame->GetRenderView(), this), |
| autofill_query_id_(0), |
| was_query_node_autofilled_(false), |
| has_shown_autofill_popup_for_current_edit_(false), |
| ignore_text_changes_(false), |
| is_popup_possibly_visible_(false), |
| is_generation_popup_possibly_visible_(false), |
| weak_ptr_factory_(this) { |
| render_frame->GetWebFrame()->setAutofillClient(this); |
| |
| // This owns itself, and will delete itself when |render_frame| is destructed |
| // (same as AutofillAgent). This object must be constructed after |
| // AutofillAgent so that password generation UI is shown before password |
| // manager UI (see https://crbug.com/498545). |
| new PageClickTracker(render_frame, this); |
| } |
| |
| AutofillAgent::~AutofillAgent() {} |
| |
| bool AutofillAgent::FormDataCompare::operator()(const FormData& lhs, |
| const FormData& rhs) const { |
| return std::tie(lhs.name, lhs.origin, lhs.action, lhs.is_form_tag) < |
| std::tie(rhs.name, rhs.origin, rhs.action, rhs.is_form_tag); |
| } |
| |
| bool AutofillAgent::OnMessageReceived(const IPC::Message& message) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(AutofillAgent, message) |
| IPC_MESSAGE_HANDLER(AutofillMsg_FirstUserGestureObservedInTab, |
| OnFirstUserGestureObservedInTab) |
| IPC_MESSAGE_HANDLER(AutofillMsg_FillForm, OnFillForm) |
| IPC_MESSAGE_HANDLER(AutofillMsg_PreviewForm, OnPreviewForm) |
| IPC_MESSAGE_HANDLER(AutofillMsg_FieldTypePredictionsAvailable, |
| OnFieldTypePredictionsAvailable) |
| IPC_MESSAGE_HANDLER(AutofillMsg_ClearForm, OnClearForm) |
| IPC_MESSAGE_HANDLER(AutofillMsg_ClearPreviewedForm, OnClearPreviewedForm) |
| IPC_MESSAGE_HANDLER(AutofillMsg_FillFieldWithValue, OnFillFieldWithValue) |
| IPC_MESSAGE_HANDLER(AutofillMsg_PreviewFieldWithValue, |
| OnPreviewFieldWithValue) |
| IPC_MESSAGE_HANDLER(AutofillMsg_AcceptDataListSuggestion, |
| OnAcceptDataListSuggestion) |
| IPC_MESSAGE_HANDLER(AutofillMsg_FillPasswordSuggestion, |
| OnFillPasswordSuggestion) |
| IPC_MESSAGE_HANDLER(AutofillMsg_PreviewPasswordSuggestion, |
| OnPreviewPasswordSuggestion) |
| IPC_MESSAGE_HANDLER(AutofillMsg_RequestAutocompleteResult, |
| OnRequestAutocompleteResult) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| void AutofillAgent::DidCommitProvisionalLoad(bool is_new_navigation, |
| bool is_same_page_navigation) { |
| blink::WebFrame* frame = render_frame()->GetWebFrame(); |
| // TODO(dvadym): check if we need to check if it is main frame navigation |
| // http://crbug.com/443155 |
| if (frame->parent()) |
| return; // Not a top-level navigation. |
| |
| if (is_same_page_navigation) { |
| OnSamePageNavigationCompleted(); |
| } else { |
| // Navigation to a new page or a page refresh. |
| form_cache_.Reset(); |
| submitted_forms_.clear(); |
| last_interacted_form_.reset(); |
| } |
| } |
| |
| void AutofillAgent::DidFinishDocumentLoad() { |
| ProcessForms(); |
| } |
| |
| void AutofillAgent::WillSendSubmitEvent(const WebFormElement& form) { |
| FormData form_data; |
| if (!form_util::ExtractFormData(form, &form_data)) |
| return; |
| |
| // The WillSendSubmitEvent function is called when there is a submit handler |
| // on the form, such as in the case of (but not restricted to) |
| // JavaScript-submitted forms. Sends a WillSubmitForm message to the browser |
| // and remembers for which form it did that in the current frame load, so that |
| // no additional message is sent if AutofillAgent::WillSubmitForm() is called |
| // (which is itself not guaranteed if the submit event is prevented by |
| // JavaScript). |
| if (!submitted_forms_.count(form_data)) { |
| Send(new AutofillHostMsg_WillSubmitForm(routing_id(), form_data, |
| base::TimeTicks::Now())); |
| submitted_forms_.insert(form_data); |
| } |
| } |
| |
| void AutofillAgent::WillSubmitForm(const WebFormElement& form) { |
| FormData form_data; |
| if (!form_util::ExtractFormData(form, &form_data)) |
| return; |
| |
| // If WillSubmitForm message had not been sent for this form, send it. |
| if (!submitted_forms_.count(form_data)) { |
| Send(new AutofillHostMsg_WillSubmitForm(routing_id(), form_data, |
| base::TimeTicks::Now())); |
| } |
| |
| Send(new AutofillHostMsg_FormSubmitted(routing_id(), form_data)); |
| } |
| |
| void AutofillAgent::DidChangeScrollOffset() { |
| if (IsKeyboardAccessoryEnabled()) |
| return; |
| |
| HidePopup(); |
| } |
| |
| void AutofillAgent::FocusedNodeChanged(const WebNode& node) { |
| HidePopup(); |
| |
| if (node.isNull() || !node.isElementNode()) { |
| if (!last_interacted_form_.isNull()) { |
| // Focus moved away from the last interacted form to somewhere else on |
| // the page. |
| Send(new AutofillHostMsg_FocusNoLongerOnForm(routing_id())); |
| } |
| return; |
| } |
| |
| WebElement web_element = node.toConst<WebElement>(); |
| const WebInputElement* element = toWebInputElement(&web_element); |
| |
| if (!last_interacted_form_.isNull() && |
| (!element || last_interacted_form_ != element->form())) { |
| // The focused element is not part of the last interacted form (could be |
| // in a different form). |
| Send(new AutofillHostMsg_FocusNoLongerOnForm(routing_id())); |
| return; |
| } |
| |
| if (!element || !element->isEnabled() || element->isReadOnly() || |
| !element->isTextField()) |
| return; |
| |
| element_ = *element; |
| } |
| |
| void AutofillAgent::FocusChangeComplete() { |
| WebDocument doc = render_frame()->GetWebFrame()->document(); |
| WebElement focused_element; |
| if (!doc.isNull()) |
| focused_element = doc.focusedElement(); |
| |
| if (!focused_element.isNull() && password_generation_agent_ && |
| password_generation_agent_->FocusedNodeHasChanged(focused_element)) { |
| is_generation_popup_possibly_visible_ = true; |
| is_popup_possibly_visible_ = true; |
| } |
| } |
| |
| void AutofillAgent::didRequestAutocomplete( |
| const WebFormElement& form) { |
| DCHECK_EQ(form.document().frame(), render_frame()->GetWebFrame()); |
| |
| // Disallow the dialog over non-https or broken https, except when the |
| // ignore SSL flag is passed. See http://crbug.com/272512. |
| // TODO(palmer): this should be moved to the browser process after frames |
| // get their own processes. |
| GURL url(form.document().url()); |
| content::SSLStatus ssl_status = |
| render_frame()->GetRenderView()->GetSSLStatusOfFrame( |
| form.document().frame()); |
| bool is_safe = url.SchemeIsCryptographic() && |
| !net::IsCertStatusError(ssl_status.cert_status); |
| bool allow_unsafe = base::CommandLine::ForCurrentProcess()->HasSwitch( |
| ::switches::kReduceSecurityForTesting); |
| FormData form_data; |
| std::string error_message; |
| if (!in_flight_request_form_.isNull()) { |
| error_message = "already active."; |
| } else if (!is_safe && !allow_unsafe) { |
| error_message = |
| "must use a secure connection or --reduce-security-for-testing."; |
| } else if (!WebFormElementToFormData( |
| form, WebFormControlElement(), |
| static_cast<form_util::ExtractMask>( |
| form_util::EXTRACT_VALUE | form_util::EXTRACT_OPTION_TEXT | |
| form_util::EXTRACT_OPTIONS), |
| &form_data, NULL)) { |
| error_message = "failed to parse form."; |
| } |
| |
| if (!error_message.empty()) { |
| WebConsoleMessage console_message = WebConsoleMessage( |
| WebConsoleMessage::LevelLog, |
| WebString(base::ASCIIToUTF16("requestAutocomplete: ") + |
| base::ASCIIToUTF16(error_message))); |
| form.document().frame()->addMessageToConsole(console_message); |
| WebFormElement(form).finishRequestAutocomplete( |
| WebFormElement::AutocompleteResultErrorDisabled); |
| return; |
| } |
| |
| // Cancel any pending Autofill requests and hide any currently showing popups. |
| ++autofill_query_id_; |
| HidePopup(); |
| |
| in_flight_request_form_ = form; |
| Send(new AutofillHostMsg_RequestAutocomplete(routing_id(), form_data)); |
| } |
| |
| void AutofillAgent::setIgnoreTextChanges(bool ignore) { |
| ignore_text_changes_ = ignore; |
| } |
| |
| void AutofillAgent::FormControlElementClicked( |
| const WebFormControlElement& element, |
| bool was_focused) { |
| // TODO(estade): Remove this check when PageClickTracker is per-frame. |
| if (element.document().frame() != render_frame()->GetWebFrame()) |
| return; |
| |
| const WebInputElement* input_element = toWebInputElement(&element); |
| if (!input_element && !form_util::IsTextAreaElement(element)) |
| return; |
| |
| ShowSuggestionsOptions options; |
| options.autofill_on_empty_values = true; |
| options.show_full_suggestion_list = element.isAutofilled(); |
| |
| if (!IsSingleClickEnabled()) { |
| // Show full suggestions when clicking on an already-focused form field. On |
| // the initial click (not focused yet), only show password suggestions. |
| options.show_full_suggestion_list = |
| options.show_full_suggestion_list || was_focused; |
| options.show_password_suggestions_only = !was_focused; |
| } |
| ShowSuggestions(element, options); |
| } |
| |
| void AutofillAgent::textFieldDidEndEditing(const WebInputElement& element) { |
| password_autofill_agent_->TextFieldDidEndEditing(element); |
| has_shown_autofill_popup_for_current_edit_ = false; |
| Send(new AutofillHostMsg_DidEndTextFieldEditing(routing_id())); |
| } |
| |
| void AutofillAgent::textFieldDidChange(const WebFormControlElement& element) { |
| DCHECK(toWebInputElement(&element) || form_util::IsTextAreaElement(element)); |
| |
| if (ignore_text_changes_) |
| return; |
| |
| // Disregard text changes that aren't caused by user gestures or pastes. Note |
| // that pastes aren't necessarily user gestures because Blink's conception of |
| // user gestures is centered around creating new windows/tabs. |
| if (!IsUserGesture() && !render_frame()->IsPasting()) |
| return; |
| |
| // We post a task for doing the Autofill as the caret position is not set |
| // properly at this point (http://bugs.webkit.org/show_bug.cgi?id=16976) and |
| // it is needed to trigger autofill. |
| weak_ptr_factory_.InvalidateWeakPtrs(); |
| base::ThreadTaskRunnerHandle::Get()->PostTask( |
| FROM_HERE, base::Bind(&AutofillAgent::TextFieldDidChangeImpl, |
| weak_ptr_factory_.GetWeakPtr(), element)); |
| } |
| |
| void AutofillAgent::TextFieldDidChangeImpl( |
| const WebFormControlElement& element) { |
| // If the element isn't focused then the changes don't matter. This check is |
| // required to properly handle IME interactions. |
| if (!element.focused()) |
| return; |
| |
| const WebInputElement* input_element = toWebInputElement(&element); |
| if (input_element) { |
| // Remember the last form the user interacted with. |
| if (!element.form().isNull()) |
| last_interacted_form_ = element.form(); |
| |
| // |password_autofill_agent_| keeps track of all text changes even if |
| // it isn't displaying UI. |
| password_autofill_agent_->UpdateStateForTextChange(*input_element); |
| |
| if (password_generation_agent_ && |
| password_generation_agent_->TextDidChangeInTextField(*input_element)) { |
| is_popup_possibly_visible_ = true; |
| return; |
| } |
| |
| if (password_autofill_agent_->TextDidChangeInTextField(*input_element)) { |
| is_popup_possibly_visible_ = true; |
| element_ = element; |
| return; |
| } |
| } |
| |
| ShowSuggestionsOptions options; |
| options.requires_caret_at_end = true; |
| ShowSuggestions(element, options); |
| |
| FormData form; |
| FormFieldData field; |
| if (form_util::FindFormAndFieldForFormControlElement(element, &form, |
| &field)) { |
| Send(new AutofillHostMsg_TextFieldDidChange(routing_id(), form, field, |
| base::TimeTicks::Now())); |
| } |
| } |
| |
| void AutofillAgent::textFieldDidReceiveKeyDown(const WebInputElement& element, |
| const WebKeyboardEvent& event) { |
| if (event.windowsKeyCode == ui::VKEY_DOWN || |
| event.windowsKeyCode == ui::VKEY_UP) { |
| ShowSuggestionsOptions options; |
| options.autofill_on_empty_values = true; |
| options.requires_caret_at_end = true; |
| ShowSuggestions(element, options); |
| } |
| } |
| |
| void AutofillAgent::openTextDataListChooser(const WebInputElement& element) { |
| ShowSuggestionsOptions options; |
| options.autofill_on_empty_values = true; |
| ShowSuggestions(element, options); |
| } |
| |
| void AutofillAgent::dataListOptionsChanged(const WebInputElement& element) { |
| if (!is_popup_possibly_visible_ || !element.focused()) |
| return; |
| |
| TextFieldDidChangeImpl(element); |
| } |
| |
| void AutofillAgent::firstUserGestureObserved() { |
| password_autofill_agent_->FirstUserGestureObserved(); |
| Send(new AutofillHostMsg_FirstUserGestureObserved(routing_id())); |
| } |
| |
| void AutofillAgent::AcceptDataListSuggestion( |
| const base::string16& suggested_value) { |
| WebInputElement* input_element = toWebInputElement(&element_); |
| DCHECK(input_element); |
| base::string16 new_value = suggested_value; |
| // If this element takes multiple values then replace the last part with |
| // the suggestion. |
| if (input_element->isMultiple() && input_element->isEmailField()) { |
| std::vector<base::string16> parts = base::SplitString( |
| base::StringPiece16(input_element->editingValue()), |
| base::ASCIIToUTF16(","), base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL); |
| if (parts.size() == 0) |
| parts.push_back(base::string16()); |
| |
| base::string16 last_part = parts.back(); |
| // We want to keep just the leading whitespace. |
| for (size_t i = 0; i < last_part.size(); ++i) { |
| if (!base::IsUnicodeWhitespace(last_part[i])) { |
| last_part = last_part.substr(0, i); |
| break; |
| } |
| } |
| last_part.append(suggested_value); |
| parts[parts.size() - 1] = last_part; |
| |
| new_value = base::JoinString(parts, base::ASCIIToUTF16(",")); |
| } |
| FillFieldWithValue(new_value, input_element); |
| } |
| |
| void AutofillAgent::OnFieldTypePredictionsAvailable( |
| const std::vector<FormDataPredictions>& forms) { |
| for (size_t i = 0; i < forms.size(); ++i) { |
| form_cache_.ShowPredictions(forms[i]); |
| } |
| } |
| |
| void AutofillAgent::OnFillForm(int query_id, const FormData& form) { |
| if (query_id != autofill_query_id_) |
| return; |
| |
| was_query_node_autofilled_ = element_.isAutofilled(); |
| form_util::FillForm(form, element_); |
| if (!element_.form().isNull()) |
| last_interacted_form_ = element_.form(); |
| |
| Send(new AutofillHostMsg_DidFillAutofillFormData(routing_id(), form, |
| base::TimeTicks::Now())); |
| } |
| |
| void AutofillAgent::OnFirstUserGestureObservedInTab() { |
| password_autofill_agent_->FirstUserGestureObserved(); |
| } |
| |
| void AutofillAgent::OnPing() { |
| Send(new AutofillHostMsg_PingAck(routing_id())); |
| } |
| |
| void AutofillAgent::OnPreviewForm(int query_id, const FormData& form) { |
| if (query_id != autofill_query_id_) |
| return; |
| |
| was_query_node_autofilled_ = element_.isAutofilled(); |
| form_util::PreviewForm(form, element_); |
| Send(new AutofillHostMsg_DidPreviewAutofillFormData(routing_id())); |
| } |
| |
| void AutofillAgent::OnClearForm() { |
| form_cache_.ClearFormWithElement(element_); |
| } |
| |
| void AutofillAgent::OnClearPreviewedForm() { |
| if (!element_.isNull()) { |
| if (password_autofill_agent_->DidClearAutofillSelection(element_)) |
| return; |
| |
| form_util::ClearPreviewedFormWithElement(element_, |
| was_query_node_autofilled_); |
| } else { |
| // TODO(isherman): There seem to be rare cases where this code *is* |
| // reachable: see [ http://crbug.com/96321#c6 ]. Ideally we would |
| // understand those cases and fix the code to avoid them. However, so far I |
| // have been unable to reproduce such a case locally. If you hit this |
| // NOTREACHED(), please file a bug against me. |
| NOTREACHED(); |
| } |
| } |
| |
| void AutofillAgent::OnFillFieldWithValue(const base::string16& value) { |
| WebInputElement* input_element = toWebInputElement(&element_); |
| if (input_element) { |
| FillFieldWithValue(value, input_element); |
| input_element->setAutofilled(true); |
| } |
| } |
| |
| void AutofillAgent::OnPreviewFieldWithValue(const base::string16& value) { |
| WebInputElement* input_element = toWebInputElement(&element_); |
| if (input_element) |
| PreviewFieldWithValue(value, input_element); |
| } |
| |
| void AutofillAgent::OnAcceptDataListSuggestion(const base::string16& value) { |
| AcceptDataListSuggestion(value); |
| } |
| |
| void AutofillAgent::OnFillPasswordSuggestion(const base::string16& username, |
| const base::string16& password) { |
| bool handled = password_autofill_agent_->FillSuggestion( |
| element_, |
| username, |
| password); |
| DCHECK(handled); |
| } |
| |
| void AutofillAgent::OnPreviewPasswordSuggestion( |
| const base::string16& username, |
| const base::string16& password) { |
| bool handled = password_autofill_agent_->PreviewSuggestion( |
| element_, |
| username, |
| password); |
| DCHECK(handled); |
| } |
| |
| void AutofillAgent::OnSamePageNavigationCompleted() { |
| if (last_interacted_form_.isNull()) |
| return; |
| |
| // Assume form submission only if the form is now gone, either invisible or |
| // removed from the DOM. |
| if (form_util::AreFormContentsVisible(last_interacted_form_)) |
| return; |
| |
| // Could not find a visible form equal to our saved form, assume submission. |
| WillSendSubmitEvent(last_interacted_form_); |
| WillSubmitForm(last_interacted_form_); |
| last_interacted_form_.reset(); |
| } |
| |
| void AutofillAgent::OnRequestAutocompleteResult( |
| WebFormElement::AutocompleteResult result, |
| const base::string16& message, |
| const FormData& form_data) { |
| if (in_flight_request_form_.isNull()) |
| return; |
| |
| if (result == WebFormElement::AutocompleteResultSuccess) { |
| form_util::FillFormIncludingNonFocusableElements(form_data, |
| in_flight_request_form_); |
| if (!in_flight_request_form_.checkValidity()) |
| result = WebFormElement::AutocompleteResultErrorInvalid; |
| } |
| |
| in_flight_request_form_.finishRequestAutocomplete(result); |
| |
| if (!message.empty()) { |
| const base::string16 prefix(base::ASCIIToUTF16("requestAutocomplete: ")); |
| WebConsoleMessage console_message = WebConsoleMessage( |
| WebConsoleMessage::LevelLog, WebString(prefix + message)); |
| in_flight_request_form_.document().frame()->addMessageToConsole( |
| console_message); |
| } |
| |
| in_flight_request_form_.reset(); |
| } |
| |
| void AutofillAgent::ShowSuggestions(const WebFormControlElement& element, |
| const ShowSuggestionsOptions& options) { |
| if (!element.isEnabled() || element.isReadOnly()) |
| return; |
| if (!element.suggestedValue().isEmpty()) |
| return; |
| |
| const WebInputElement* input_element = toWebInputElement(&element); |
| if (input_element) { |
| if (!input_element->isTextField()) |
| return; |
| if (!input_element->suggestedValue().isEmpty()) |
| return; |
| } else { |
| DCHECK(form_util::IsTextAreaElement(element)); |
| if (!element.toConst<WebFormControlElement>().suggestedValue().isEmpty()) |
| return; |
| } |
| |
| // Don't attempt to autofill with values that are too large or if filling |
| // criteria are not met. |
| WebString value = element.editingValue(); |
| if (value.length() > kMaxDataLength || |
| (!options.autofill_on_empty_values && value.isEmpty()) || |
| (options.requires_caret_at_end && |
| (element.selectionStart() != element.selectionEnd() || |
| element.selectionEnd() != static_cast<int>(value.length())))) { |
| // Any popup currently showing is obsolete. |
| HidePopup(); |
| return; |
| } |
| |
| element_ = element; |
| if (form_util::IsAutofillableInputElement(input_element) && |
| password_autofill_agent_->ShowSuggestions( |
| *input_element, options.show_full_suggestion_list, |
| is_generation_popup_possibly_visible_)) { |
| is_popup_possibly_visible_ = true; |
| return; |
| } |
| |
| if (is_generation_popup_possibly_visible_) |
| return; |
| |
| if (options.show_password_suggestions_only) |
| return; |
| |
| // Password field elements should only have suggestions shown by the password |
| // autofill agent. |
| if (input_element && input_element->isPasswordField()) |
| return; |
| |
| QueryAutofillSuggestions(element); |
| } |
| |
| void AutofillAgent::QueryAutofillSuggestions( |
| const WebFormControlElement& element) { |
| if (!element.document().frame()) |
| return; |
| |
| DCHECK(toWebInputElement(&element) || form_util::IsTextAreaElement(element)); |
| |
| static int query_counter = 0; |
| autofill_query_id_ = query_counter++; |
| |
| FormData form; |
| FormFieldData field; |
| if (!form_util::FindFormAndFieldForFormControlElement(element, &form, |
| &field)) { |
| // If we didn't find the cached form, at least let autocomplete have a shot |
| // at providing suggestions. |
| WebFormControlElementToFormField(element, form_util::EXTRACT_VALUE, &field); |
| } |
| |
| std::vector<base::string16> data_list_values; |
| std::vector<base::string16> data_list_labels; |
| const WebInputElement* input_element = toWebInputElement(&element); |
| if (input_element) { |
| // Find the datalist values and send them to the browser process. |
| GetDataListSuggestions(*input_element, |
| &data_list_values, |
| &data_list_labels); |
| TrimStringVectorForIPC(&data_list_values); |
| TrimStringVectorForIPC(&data_list_labels); |
| } |
| |
| is_popup_possibly_visible_ = true; |
| Send(new AutofillHostMsg_SetDataList(routing_id(), |
| data_list_values, |
| data_list_labels)); |
| |
| Send(new AutofillHostMsg_QueryFormFieldAutofill( |
| routing_id(), |
| autofill_query_id_, |
| form, |
| field, |
| render_frame()->GetRenderView()->ElementBoundsInWindow(element_))); |
| } |
| |
| void AutofillAgent::FillFieldWithValue(const base::string16& value, |
| WebInputElement* node) { |
| base::AutoReset<bool> auto_reset(&ignore_text_changes_, true); |
| node->setEditingValue(value.substr(0, node->maxLength())); |
| } |
| |
| void AutofillAgent::PreviewFieldWithValue(const base::string16& value, |
| WebInputElement* node) { |
| was_query_node_autofilled_ = element_.isAutofilled(); |
| node->setSuggestedValue(value.substr(0, node->maxLength())); |
| node->setAutofilled(true); |
| form_util::PreviewSuggestion(node->suggestedValue(), node->value(), node); |
| } |
| |
| void AutofillAgent::ProcessForms() { |
| // Record timestamp of when the forms are first seen. This is used to |
| // measure the overhead of the Autofill feature. |
| base::TimeTicks forms_seen_timestamp = base::TimeTicks::Now(); |
| |
| WebLocalFrame* frame = render_frame()->GetWebFrame(); |
| std::vector<FormData> forms = form_cache_.ExtractNewForms(); |
| |
| // Always communicate to browser process for topmost frame. |
| if (!forms.empty() || !frame->parent()) { |
| Send(new AutofillHostMsg_FormsSeen(routing_id(), forms, |
| forms_seen_timestamp)); |
| } |
| } |
| |
| void AutofillAgent::HidePopup() { |
| if (!is_popup_possibly_visible_) |
| return; |
| is_popup_possibly_visible_ = false; |
| is_generation_popup_possibly_visible_ = false; |
| Send(new AutofillHostMsg_HidePopup(routing_id())); |
| } |
| |
| bool AutofillAgent::IsUserGesture() const { |
| return WebUserGestureIndicator::isProcessingUserGesture(); |
| } |
| |
| void AutofillAgent::didAssociateFormControls(const WebVector<WebNode>& nodes) { |
| for (size_t i = 0; i < nodes.size(); ++i) { |
| WebLocalFrame* frame = nodes[i].document().frame(); |
| // Only monitors dynamic forms created in the top frame. Dynamic forms |
| // inserted in iframes are not captured yet. Frame is only processed |
| // if it has finished loading, otherwise you can end up with a partially |
| // parsed form. |
| if (frame && !frame->isLoading()) { |
| ProcessForms(); |
| password_autofill_agent_->OnDynamicFormsSeen(); |
| if (password_generation_agent_) |
| password_generation_agent_->OnDynamicFormsSeen(); |
| return; |
| } |
| } |
| } |
| |
| void AutofillAgent::ajaxSucceeded() { |
| OnSamePageNavigationCompleted(); |
| password_autofill_agent_->AJAXSucceeded(); |
| } |
| |
| // LegacyAutofillAgent --------------------------------------------------------- |
| |
| AutofillAgent::LegacyAutofillAgent::LegacyAutofillAgent( |
| content::RenderView* render_view, |
| AutofillAgent* agent) |
| : content::RenderViewObserver(render_view), agent_(agent) { |
| } |
| |
| AutofillAgent::LegacyAutofillAgent::~LegacyAutofillAgent() { |
| } |
| |
| void AutofillAgent::LegacyAutofillAgent::OnDestruct() { |
| // No-op. Don't delete |this|. |
| } |
| |
| void AutofillAgent::LegacyAutofillAgent::FocusChangeComplete() { |
| agent_->FocusChangeComplete(); |
| } |
| |
| } // namespace autofill |