blob: d9ce2f9b2104a860a29891ec7100be5c4134a2a0 [file] [log] [blame]
/*
* Copyright (C) 2005, 2006, 2007 Apple 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:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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.
*/
#include "FrameLoaderTypes.h"
#include "ResourceLoader.h"
#include "SubstituteData.h"
#include <wtf/Forward.h>
#if HAVE(RUNLOOP_TIMER)
#include "RunLoopTimer.h"
#else
#include "Timer.h"
#endif
namespace WebCore {
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
class ApplicationCache;
#endif
class FormState;
struct ResourceRequest;
class MainResourceLoader : public ResourceLoader {
public:
static PassRefPtr<MainResourceLoader> create(Frame*);
virtual ~MainResourceLoader();
virtual bool load(const ResourceRequest&, const SubstituteData&);
virtual void addData(const char*, int, bool allAtOnce);
virtual void setDefersLoading(bool);
virtual void willSendRequest(ResourceRequest&, const ResourceResponse& redirectResponse);
virtual void didReceiveResponse(const ResourceResponse&);
virtual void didReceiveData(const char*, int, long long lengthReceived, bool allAtOnce);
virtual void didFinishLoading();
virtual void didFail(const ResourceError&);
#if HAVE(RUNLOOP_TIMER)
typedef RunLoopTimer<MainResourceLoader> MainResourceLoaderTimer;
#else
typedef Timer<MainResourceLoader> MainResourceLoaderTimer;
#endif
void handleDataLoadNow(MainResourceLoaderTimer*);
bool isLoadingMultipartContent() const { return m_loadingMultipartContent; }
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
ApplicationCache* applicationCache() const { return m_applicationCache.get(); }
#endif
private:
MainResourceLoader(Frame*);
virtual void didCancel(const ResourceError&);
bool loadNow(ResourceRequest&);
void handleEmptyLoad(const KURL&, bool forURLScheme);
void handleDataLoadSoon(ResourceRequest& r);
void startDataLoadTimer();
void handleDataLoad(ResourceRequest&);
void receivedError(const ResourceError&);
ResourceError interruptionForPolicyChangeError() const;
void stopLoadingForPolicyChange();
bool isPostOrRedirectAfterPost(const ResourceRequest& newRequest, const ResourceResponse& redirectResponse);
static void callContinueAfterNavigationPolicy(void*, const ResourceRequest&, PassRefPtr<FormState>, bool shouldContinue);
void continueAfterNavigationPolicy(const ResourceRequest&, bool shouldContinue);
static void callContinueAfterContentPolicy(void*, PolicyAction);
void continueAfterContentPolicy(PolicyAction);
void continueAfterContentPolicy(PolicyAction, const ResourceResponse&);
ResourceRequest m_initialRequest;
SubstituteData m_substituteData;
MainResourceLoaderTimer m_dataLoadTimer;
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
// The application cache that the main resource was loaded from (if any).
RefPtr<ApplicationCache> m_applicationCache;
#endif
bool m_loadingMultipartContent;
bool m_waitingForContentPolicy;
};
}