| /* |
| Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de) |
| Copyright (C) 2001 Dirk Mueller <mueller@kde.org> |
| Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
| Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved. |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public License |
| along with this library; see the file COPYING.LIB. If not, write to |
| the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef RawResource_h |
| #define RawResource_h |
| |
| #include "core/CoreExport.h" |
| #include "core/fetch/Resource.h" |
| #include "core/fetch/ResourceClient.h" |
| #include "public/platform/WebDataConsumerHandle.h" |
| #include "wtf/PassOwnPtr.h" |
| #include "wtf/WeakPtr.h" |
| |
| namespace blink { |
| class FetchRequest; |
| class RawResourceClient; |
| class ResourceFetcher; |
| class SubstituteData; |
| |
| class CORE_EXPORT RawResource final : public Resource { |
| public: |
| using ClientType = RawResourceClient; |
| |
| static Resource* fetchSynchronously(FetchRequest&, ResourceFetcher*); |
| static RawResource* fetch(FetchRequest&, ResourceFetcher*); |
| static RawResource* fetchMainResource(FetchRequest&, ResourceFetcher*, const SubstituteData&); |
| static RawResource* fetchImport(FetchRequest&, ResourceFetcher*); |
| static RawResource* fetchMedia(FetchRequest&, ResourceFetcher*); |
| static RawResource* fetchTextTrack(FetchRequest&, ResourceFetcher*); |
| static RawResource* fetchManifest(FetchRequest&, ResourceFetcher*); |
| |
| // Exposed for testing |
| static RawResource* create(const ResourceRequest& request, Type type) |
| { |
| return new RawResource(request, type, ResourceLoaderOptions()); |
| } |
| |
| // FIXME: AssociatedURLLoader shouldn't be a DocumentThreadableLoader and therefore shouldn't |
| // use RawResource. However, it is, and it needs to be able to defer loading. |
| // This can be fixed by splitting CORS preflighting out of DocumentThreacableLoader. |
| void setDefersLoading(bool); |
| |
| bool canReuse(const ResourceRequest&) const override; |
| |
| private: |
| class RawResourceFactory : public ResourceFactory { |
| public: |
| RawResourceFactory(Resource::Type type) |
| : ResourceFactory(type) { } |
| |
| Resource* create(const ResourceRequest& request, const ResourceLoaderOptions& options, const String& charset) const override |
| { |
| return new RawResource(request, m_type, options); |
| } |
| }; |
| |
| RawResource(const ResourceRequest&, Type, const ResourceLoaderOptions&); |
| |
| void didAddClient(ResourceClient*) override; |
| void appendData(const char*, size_t) override; |
| |
| bool shouldIgnoreHTTPStatusCodeErrors() const override { return !isLinkPreload(); } |
| |
| void willFollowRedirect(ResourceRequest&, const ResourceResponse&) override; |
| void willNotFollowRedirect() override; |
| void responseReceived(const ResourceResponse&, PassOwnPtr<WebDataConsumerHandle>) override; |
| void setSerializedCachedMetadata(const char*, size_t) override; |
| void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent) override; |
| void didDownloadData(int) override; |
| void reportResourceTimingToClients(const ResourceTimingInfo&) override; |
| }; |
| |
| #if ENABLE(SECURITY_ASSERT) |
| inline bool isRawResource(const Resource& resource) |
| { |
| Resource::Type type = resource.getType(); |
| return type == Resource::MainResource || type == Resource::Raw || type == Resource::TextTrack || type == Resource::Media || type == Resource::Manifest || type == Resource::ImportResource; |
| } |
| #endif |
| inline RawResource* toRawResource(Resource* resource) |
| { |
| ASSERT_WITH_SECURITY_IMPLICATION(!resource || isRawResource(*resource)); |
| return static_cast<RawResource*>(resource); |
| } |
| |
| class CORE_EXPORT RawResourceClient : public ResourceClient { |
| public: |
| RawResourceClient() |
| : m_weakFactory(this) { } |
| WeakPtr<RawResourceClient> createWeakPtr() { return m_weakFactory.createWeakPtr(); } |
| ~RawResourceClient() override {} |
| static bool isExpectedType(ResourceClient* client) { return client->getResourceClientType() == RawResourceType; } |
| ResourceClientType getResourceClientType() const final { return RawResourceType; } |
| |
| virtual void dataSent(Resource*, unsigned long long /* bytesSent */, unsigned long long /* totalBytesToBeSent */) { } |
| virtual void responseReceived(Resource*, const ResourceResponse&, PassOwnPtr<WebDataConsumerHandle>) { } |
| virtual void setSerializedCachedMetadata(Resource*, const char*, size_t) { } |
| virtual void dataReceived(Resource*, const char* /* data */, size_t /* length */) { } |
| virtual void redirectReceived(Resource*, ResourceRequest&, const ResourceResponse&) { } |
| virtual void redirectBlocked() {} |
| virtual void dataDownloaded(Resource*, int) { } |
| virtual void didReceiveResourceTiming(Resource*, const ResourceTimingInfo&) { } |
| |
| private: |
| WeakPtrFactory<RawResourceClient> m_weakFactory; |
| }; |
| |
| } // namespace blink |
| |
| #endif // RawResource_h |