| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef FrameFetchContext_h |
| #define FrameFetchContext_h |
| |
| #include "core/CoreExport.h" |
| #include "core/frame/csp/ContentSecurityPolicy.h" |
| #include "core/loader/BaseFetchContext.h" |
| #include "platform/heap/Handle.h" |
| #include "platform/loader/fetch/ClientHintsPreferences.h" |
| #include "platform/loader/fetch/FetchParameters.h" |
| #include "platform/loader/fetch/ResourceFetcher.h" |
| #include "platform/loader/fetch/ResourceRequest.h" |
| #include "platform/network/ContentSecurityPolicyParsers.h" |
| #include "platform/wtf/Forward.h" |
| |
| namespace blink { |
| |
| class ClientHintsPreferences; |
| class ContentSettingsClient; |
| class Document; |
| class DocumentLoader; |
| class LocalFrame; |
| class LocalFrameClient; |
| class ResourceError; |
| class ResourceResponse; |
| class WebTaskRunner; |
| |
| class CORE_EXPORT FrameFetchContext final : public BaseFetchContext { |
| public: |
| static ResourceFetcher* CreateFetcherFromDocumentLoader( |
| DocumentLoader* loader) { |
| auto* context = new FrameFetchContext(loader, nullptr); |
| return ResourceFetcher::Create(context, context->GetTaskRunner()); |
| } |
| static ResourceFetcher* CreateFetcherFromDocument(Document* document) { |
| auto* context = new FrameFetchContext(nullptr, document); |
| return ResourceFetcher::Create(context, context->GetTaskRunner()); |
| } |
| |
| static void ProvideDocumentToContext(FetchContext&, Document*); |
| |
| ~FrameFetchContext() override; |
| |
| bool IsFrameFetchContext() { return true; } |
| |
| void AddAdditionalRequestHeaders(ResourceRequest&, |
| FetchResourceType) override; |
| WebCachePolicy ResourceRequestCachePolicy( |
| const ResourceRequest&, |
| Resource::Type, |
| FetchParameters::DeferOption) const override; |
| void DispatchDidChangeResourcePriority(unsigned long identifier, |
| ResourceLoadPriority, |
| int intra_priority_value) override; |
| void PrepareRequest(ResourceRequest&, RedirectType) override; |
| void DispatchWillSendRequest( |
| unsigned long identifier, |
| ResourceRequest&, |
| const ResourceResponse& redirect_response, |
| const FetchInitiatorInfo& = FetchInitiatorInfo()) override; |
| void DispatchDidLoadResourceFromMemoryCache(unsigned long identifier, |
| const ResourceRequest&, |
| const ResourceResponse&) override; |
| void DispatchDidReceiveResponse(unsigned long identifier, |
| const ResourceResponse&, |
| WebURLRequest::FrameType, |
| WebURLRequest::RequestContext, |
| Resource*, |
| ResourceResponseType) override; |
| void DispatchDidReceiveData(unsigned long identifier, |
| const char* data, |
| int data_length) override; |
| void DispatchDidReceiveEncodedData(unsigned long identifier, |
| int encoded_data_length) override; |
| void DispatchDidDownloadData(unsigned long identifier, |
| int data_length, |
| int encoded_data_length) override; |
| void DispatchDidFinishLoading(unsigned long identifier, |
| double finish_time, |
| int64_t encoded_data_length, |
| int64_t decoded_body_length) override; |
| void DispatchDidFail(unsigned long identifier, |
| const ResourceError&, |
| int64_t encoded_data_length, |
| bool is_internal_request) override; |
| |
| bool ShouldLoadNewResource(Resource::Type) const override; |
| void RecordLoadingActivity(unsigned long identifier, |
| const ResourceRequest&, |
| Resource::Type, |
| const AtomicString& fetch_initiator_name) override; |
| void DidLoadResource(Resource*) override; |
| |
| void AddResourceTiming(const ResourceTimingInfo&) override; |
| bool AllowImage(bool images_enabled, const KURL&) const override; |
| bool IsControlledByServiceWorker() const override; |
| int64_t ServiceWorkerID() const override; |
| |
| bool IsMainFrame() const override; |
| bool DefersLoading() const override; |
| bool IsLoadComplete() const override; |
| bool PageDismissalEventBeingDispatched() const override; |
| bool UpdateTimingInfoForIFrameNavigation(ResourceTimingInfo*) override; |
| void SendImagePing(const KURL&) override; |
| void AddConsoleMessage(const String&, |
| LogMessageType = kLogErrorMessage) const override; |
| SecurityOrigin* GetSecurityOrigin() const override; |
| |
| void PopulateResourceRequest(const KURL&, |
| Resource::Type, |
| const ClientHintsPreferences&, |
| const FetchParameters::ResourceWidth&, |
| const ResourceLoaderOptions&, |
| SecurityViolationReportingPolicy, |
| ResourceRequest&) override; |
| void SetFirstPartyCookieAndRequestorOrigin(ResourceRequest&) override; |
| |
| // Exposed for testing. |
| void ModifyRequestForCSP(ResourceRequest&); |
| void AddClientHintsIfNecessary(const ClientHintsPreferences&, |
| const FetchParameters::ResourceWidth&, |
| ResourceRequest&); |
| static float ClientHintsDeviceRAM(int64_t physical_memory_mb); |
| |
| MHTMLArchive* Archive() const override; |
| |
| std::unique_ptr<WebURLLoader> CreateURLLoader( |
| const ResourceRequest&) override; |
| |
| void Detach() override; |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| private: |
| struct FrozenState; |
| |
| FrameFetchContext(DocumentLoader*, Document*); |
| |
| // m_documentLoader is null when loading resources from an HTML import |
| // and in such cases we use the document loader of the importing frame. |
| // Convenient accessors below can be used to transparently access the |
| // relevant document loader or frame in either cases without null-checks. |
| // TODO(kinuko): Remove constness, these return non-const members. |
| DocumentLoader* MasterDocumentLoader() const; |
| LocalFrame* GetFrame() const; |
| LocalFrameClient* GetLocalFrameClient() const; |
| LocalFrame* FrameOfImportsController() const; |
| RefPtr<WebTaskRunner> GetTaskRunner() const; |
| |
| // BaseFetchContext overrides: |
| ContentSettingsClient* GetContentSettingsClient() const override; |
| Settings* GetSettings() const override; |
| SubresourceFilter* GetSubresourceFilter() const override; |
| bool ShouldBlockRequestByInspector(const ResourceRequest&) const override; |
| void DispatchDidBlockRequest(const ResourceRequest&, |
| const FetchInitiatorInfo&, |
| ResourceRequestBlockedReason) const override; |
| bool ShouldBypassMainWorldCSP() const override; |
| bool IsSVGImageChromeClient() const override; |
| void CountUsage(WebFeature) const override; |
| void CountDeprecation(WebFeature) const override; |
| bool ShouldBlockFetchByMixedContentCheck( |
| const ResourceRequest&, |
| const KURL&, |
| SecurityViolationReportingPolicy) const override; |
| ReferrerPolicy GetReferrerPolicy() const override; |
| String GetOutgoingReferrer() const override; |
| const KURL& Url() const override; |
| const SecurityOrigin* GetParentSecurityOrigin() const override; |
| Optional<WebAddressSpace> GetAddressSpace() const override; |
| const ContentSecurityPolicy* GetContentSecurityPolicy() const override; |
| void AddConsoleMessage(ConsoleMessage*) const override; |
| |
| String GetUserAgent() const; |
| KURL GetFirstPartyForCookies() const; |
| RefPtr<SecurityOrigin> GetRequestorOrigin(); |
| RefPtr<SecurityOrigin> GetRequestorOriginForFrameLoading(); |
| ClientHintsPreferences GetClientHintsPreferences() const; |
| float GetDevicePixelRatio() const; |
| |
| bool IsDetached() const { return frozen_state_; } |
| |
| Member<DocumentLoader> document_loader_; |
| Member<Document> document_; |
| |
| // Non-null only when detached. |
| Member<const FrozenState> frozen_state_; |
| }; |
| |
| } // namespace blink |
| |
| #endif |