#ifndef ResourceLoader_h
#define ResourceLoader_h
#include "ResourceHandleClient.h"
#include "ResourceLoaderOptions.h"
#include "ResourceRequest.h"
#include "ResourceResponse.h"
#include <wtf/Forward.h>
#include <wtf/RefCounted.h>
namespace WebCore {
class AuthenticationChallenge;
class DocumentLoader;
class Frame;
class FrameLoader;
class KURL;
class ResourceHandle;
class SharedBuffer;
class ResourceLoader : public RefCounted<ResourceLoader>, protected ResourceHandleClient {
public:
virtual ~ResourceLoader();
void cancel();
virtual bool init(const ResourceRequest&);
virtual void clearCachedResourceAfterSynchronousCancel() { }
virtual bool startLoading() { start(); return true; }
virtual const ResourceRequest& iOSOriginalRequest() const { return request(); }
FrameLoader* frameLoader() const;
DocumentLoader* documentLoader() const { return m_documentLoader.get(); }
const ResourceRequest& originalRequest() const { return m_originalRequest; }
virtual void cancel(const ResourceError&);
ResourceError cancelledError();
ResourceError blockedError();
ResourceError cannotShowURLError();
virtual void setDefersLoading(bool);
unsigned long identifier() const { return m_identifier; }
virtual void releaseResources();
const ResourceResponse& response() const;
virtual void addData(const char*, int, bool allAtOnce);
virtual PassRefPtr<SharedBuffer> resourceData();
void clearResourceData();
virtual void willSendRequest(ResourceRequest&, const ResourceResponse& redirectResponse);
virtual void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent);
virtual void didReceiveResponse(const ResourceResponse&);
virtual void didReceiveData(const char*, int, long long encodedDataLength, bool allAtOnce);
virtual void didReceiveCachedMetadata(const char*, int) { }
void willStopBufferingData(const char*, int);
virtual void didFinishLoading(double finishTime);
virtual void didFail(const ResourceError&);
#if HAVE(NETWORK_CFDATA_ARRAY_CALLBACK)
virtual void didReceiveDataArray(CFArrayRef dataArray);
#endif
virtual bool shouldUseCredentialStorage();
virtual void didReceiveAuthenticationChallenge(const AuthenticationChallenge&);
void didCancelAuthenticationChallenge(const AuthenticationChallenge&);
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
virtual bool canAuthenticateAgainstProtectionSpace(const ProtectionSpace&);
#endif
CFDictionaryRef connectionProperties();
virtual void receivedCancellation(const AuthenticationChallenge&);
virtual void willSendRequest(ResourceHandle*, ResourceRequest&, const ResourceResponse& redirectResponse);
virtual void didSendData(ResourceHandle*, unsigned long long bytesSent, unsigned long long totalBytesToBeSent);
virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse&);
virtual void didReceiveData(ResourceHandle*, const char*, int, int encodedDataLength);
virtual void didReceiveCachedMetadata(ResourceHandle*, const char* data, int length) { didReceiveCachedMetadata(data, length); }
virtual void didFinishLoading(ResourceHandle*, double finishTime);
virtual void didFail(ResourceHandle*, const ResourceError&);
virtual void wasBlocked(ResourceHandle*);
virtual void cannotShowURL(ResourceHandle*);
virtual void willStopBufferingData(ResourceHandle*, const char* data, int length) { willStopBufferingData(data, length); }
virtual bool shouldUseCredentialStorage(ResourceHandle*) { return shouldUseCredentialStorage(); }
virtual void didReceiveAuthenticationChallenge(ResourceHandle*, const AuthenticationChallenge& challenge) { didReceiveAuthenticationChallenge(challenge); }
virtual void didCancelAuthenticationChallenge(ResourceHandle*, const AuthenticationChallenge& challenge) { didCancelAuthenticationChallenge(challenge); }
#if HAVE(NETWORK_CFDATA_ARRAY_CALLBACK)
virtual void didReceiveDataArray(ResourceHandle*, CFArrayRef dataArray);
#endif
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
virtual bool canAuthenticateAgainstProtectionSpace(ResourceHandle*, const ProtectionSpace& protectionSpace) { return canAuthenticateAgainstProtectionSpace(protectionSpace); }
#endif
virtual CFDictionaryRef connectionProperties(ResourceHandle*) OVERRIDE { return connectionProperties(); }
virtual void receivedCancellation(ResourceHandle*, const AuthenticationChallenge& challenge) { receivedCancellation(challenge); }
virtual void willCacheResponse(ResourceHandle*, CacheStoragePolicy&);
#if PLATFORM(MAC)
#if USE(CFNETWORK)
virtual CFCachedURLResponseRef willCacheResponse(ResourceHandle*, CFCachedURLResponseRef);
#else
virtual NSCachedURLResponse* willCacheResponse(ResourceHandle*, NSCachedURLResponse*);
#endif
#endif // PLATFORM(MAC)
#if PLATFORM(WIN) && USE(CFNETWORK)
virtual bool shouldCacheResponse(ResourceHandle*, CFCachedURLResponseRef);
#endif
#if PLATFORM(CHROMIUM)
virtual void didDownloadData(ResourceHandle*, int);
virtual void didDownloadData(int);
#endif
#if ENABLE(BLOB)
virtual AsyncFileStream* createAsyncFileStream(FileStreamClient*);
#endif
const KURL& url() const { return m_request.url(); }
ResourceHandle* handle() const { return m_handle.get(); }
bool sendResourceLoadCallbacks() const { return m_options.sendLoadCallbacks; }
bool reachedTerminalState() const { return m_reachedTerminalState; }
void setShouldBufferData(DataBufferingPolicy);
protected:
ResourceLoader(Frame*, ResourceLoaderOptions);
friend class ApplicationCacheHost; friend class ResourceLoadScheduler; void start();
void didFinishLoadingOnePart(double finishTime);
const ResourceRequest& request() const { return m_request; }
bool cancelled() const { return m_cancelled; }
bool defersLoading() const { return m_defersLoading; }
RefPtr<ResourceHandle> m_handle;
RefPtr<Frame> m_frame;
RefPtr<DocumentLoader> m_documentLoader;
ResourceResponse m_response;
private:
virtual void willCancel(const ResourceError&) = 0;
virtual void didCancel(const ResourceError&) = 0;
ResourceRequest m_request;
ResourceRequest m_originalRequest; RefPtr<SharedBuffer> m_resourceData;
unsigned long m_identifier;
bool m_reachedTerminalState;
bool m_calledWillCancel;
bool m_cancelled;
bool m_notifiedLoadComplete;
bool m_defersLoading;
ResourceRequest m_deferredRequest;
ResourceLoaderOptions m_options;
};
inline const ResourceResponse& ResourceLoader::response() const
{
return m_response;
}
}
#endif