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/*
* 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.
*/
#include "config.h"
#include "core/loader/FrameFetchContext.h"
#include "core/inspector/InspectorInstrumentation.h"
#include "core/loader/DocumentLoader.h"
#include "core/loader/FrameLoader.h"
#include "core/loader/FrameLoaderClient.h"
#include "core/loader/ProgressTracker.h"
#include "core/frame/Frame.h"
#include "core/page/Page.h"
#include "core/page/Settings.h"
#include "weborigin/SecurityPolicy.h"
namespace WebCore {
FrameFetchContext::FrameFetchContext(Frame* frame)
: m_frame(frame)
{
}
void FrameFetchContext::reportLocalLoadFailed(const KURL& url)
{
FrameLoader::reportLocalLoadFailed(m_frame, url.elidedString());
}
void FrameFetchContext::addAdditionalRequestHeaders(Document& document, ResourceRequest& request, Resource::Type type)
{
bool isMainResource = type == Resource::MainResource;
FrameLoader& frameLoader = m_frame->loader();
if (!isMainResource) {
String outgoingReferrer;
String outgoingOrigin;
if (request.httpReferrer().isNull()) {
outgoingReferrer = frameLoader.outgoingReferrer();
outgoingOrigin = frameLoader.outgoingOrigin();
} else {
outgoingReferrer = request.httpReferrer();
outgoingOrigin = SecurityOrigin::createFromString(outgoingReferrer)->toString();
}
outgoingReferrer = SecurityPolicy::generateReferrerHeader(document.referrerPolicy(), request.url(), outgoingReferrer);
if (outgoingReferrer.isEmpty())
request.clearHTTPReferrer();
else if (!request.httpReferrer())
request.setHTTPReferrer(outgoingReferrer);
FrameLoader::addHTTPOriginIfNeeded(request, outgoingOrigin);
}
frameLoader.addExtraFieldsToRequest(request);
}
CachePolicy FrameFetchContext::cachePolicy(Resource::Type type) const
{
if (type != Resource::MainResource)
return m_frame->loader().subresourceCachePolicy();
if (m_frame->loader().loadType() == FrameLoadTypeReloadFromOrigin || m_frame->loader().loadType() == FrameLoadTypeReload)
return CachePolicyReload;
return CachePolicyVerify;
}
// FIXME(http://crbug.com/274173):
// |loader| can be null if the resource is loaded from imported document.
// This means inspector, which uses DocumentLoader as an grouping entity,
// cannot see imported documents.
inline DocumentLoader* FrameFetchContext::ensureLoader(DocumentLoader* loader)
{
return loader ? loader : m_frame->loader().activeDocumentLoader();
}
void FrameFetchContext::dispatchDidChangeResourcePriority(unsigned long identifier, ResourceLoadPriority loadPriority)
{
m_frame->loader().client()->dispatchDidChangeResourcePriority(identifier, loadPriority);
}
void FrameFetchContext::dispatchWillSendRequest(DocumentLoader* loader, unsigned long identifier, ResourceRequest& request, const ResourceResponse& redirectResponse, const FetchInitiatorInfo& initiatorInfo)
{
m_frame->loader().applyUserAgent(request);
m_frame->loader().client()->dispatchWillSendRequest(loader, identifier, request, redirectResponse);
InspectorInstrumentation::willSendRequest(m_frame, identifier, ensureLoader(loader), request, redirectResponse, initiatorInfo);
}
void FrameFetchContext::dispatchDidLoadResourceFromMemoryCache(const ResourceRequest& request, const ResourceResponse& response)
{
m_frame->loader().client()->dispatchDidLoadResourceFromMemoryCache(request, response);
}
void FrameFetchContext::dispatchDidReceiveResponse(DocumentLoader* loader, unsigned long identifier, const ResourceResponse& r, ResourceLoader* resourceLoader)
{
if (Page* page = m_frame->page())
page->progress().incrementProgress(identifier, r);
InspectorInstrumentationCookie cookie = InspectorInstrumentation::willReceiveResourceResponse(m_frame, identifier, r);
m_frame->loader().client()->dispatchDidReceiveResponse(loader, identifier, r);
InspectorInstrumentation::didReceiveResourceResponse(cookie, identifier, ensureLoader(loader), r, resourceLoader);
}
void FrameFetchContext::dispatchDidReceiveData(DocumentLoader*, unsigned long identifier, const char* data, int dataLength, int encodedDataLength)
{
if (Page* page = m_frame->page())
page->progress().incrementProgress(identifier, data, dataLength);
InspectorInstrumentation::didReceiveData(m_frame, identifier, data, dataLength, encodedDataLength);
}
void FrameFetchContext::dispatchDidFinishLoading(DocumentLoader* loader, unsigned long identifier, double finishTime)
{
if (Page* page = m_frame->page())
page->progress().completeProgress(identifier);
m_frame->loader().client()->dispatchDidFinishLoading(loader, identifier);
InspectorInstrumentation::didFinishLoading(m_frame, identifier, ensureLoader(loader), finishTime);
}
void FrameFetchContext::dispatchDidFail(DocumentLoader* loader, unsigned long identifier, const ResourceError& error)
{
if (Page* page = m_frame->page())
page->progress().completeProgress(identifier);
InspectorInstrumentation::didFailLoading(m_frame, identifier, ensureLoader(loader), error);
}
void FrameFetchContext::sendRemainingDelegateMessages(DocumentLoader* loader, unsigned long identifier, const ResourceResponse& response, const char* data, int dataLength, int encodedDataLength, const ResourceError& error)
{
if (!response.isNull())
dispatchDidReceiveResponse(ensureLoader(loader), identifier, response);
if (dataLength > 0)
dispatchDidReceiveData(ensureLoader(loader), identifier, data, dataLength, encodedDataLength);
if (error.isNull())
dispatchDidFinishLoading(ensureLoader(loader), identifier, 0);
else
dispatchDidFail(ensureLoader(loader), identifier, error);
}
} // namespace WebCore