bool MainResourceLoader::loadNow(ResourceRequest& r)
{
bool shouldLoadEmptyBeforeRedirect = shouldLoadAsEmptyDocument(r.url());
ASSERT(!m_handle);
ASSERT(shouldLoadEmptyBeforeRedirect || !defersLoading());
// Send this synthetic delegate callback since clients expect it, and
// we no longer send the callback from within NSURLConnection for
// initial requests.
willSendRequest(r, ResourceResponse());
ASSERT(!deletionHasBegun());
// <rdar://problem/4801066>
// willSendRequest() is liable to make the call to frameLoader() return NULL, so we need to check that here
if (!frameLoader())
return false;
const KURL& url = r.url();
bool shouldLoadEmpty = shouldLoadAsEmptyDocument(url) && !m_substituteData.isValid();
if (shouldLoadEmptyBeforeRedirect && !shouldLoadEmpty && defersLoading())
return true;
#if USE(PLATFORM_STRATEGIES)
platformStrategies()->loaderStrategy()->resourceLoadScheduler()->addMainResourceLoad(this);
#else
resourceLoadScheduler()->addMainResourceLoad(this);
#endif
if (m_substituteData.isValid())
handleSubstituteDataLoadSoon(r);
else if (shouldLoadEmpty || frameLoader()->client()->representationExistsForURLScheme(url.protocol()))
handleEmptyLoad(url, !shouldLoadEmpty);
else
m_handle = ResourceHandle::create(m_frame->loader()->networkingContext(), r, this, false, true);
return false;
}
void MainResourceLoader::didFail(const ResourceError& error)
{
if (documentLoader()->applicationCacheHost()->maybeLoadFallbackForMainError(request(), error))
return;
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(!defersLoading());
#endif
receivedError(error);
}
void Page::goToItem(HistoryItem* item, FrameLoadType type)
{
if (defersLoading())
return;
// stopAllLoaders may end up running onload handlers, which could cause further history traversals that may lead to the passed in HistoryItem
// being deref()-ed. Make sure we can still use it with HistoryController::goToItem later.
RefPtr<HistoryItem> protector(item);
if (m_mainFrame->loader()->history()->shouldStopLoadingForHistoryItem(item))
m_mainFrame->loader()->stopAllLoaders();
m_mainFrame->loader()->history()->goToItem(item, type);
}
void MainResourceLoader::didReceiveResponse(const ResourceResponse& r)
{
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
if (r.httpStatusCode() / 100 == 4 || r.httpStatusCode() / 100 == 5) {
ASSERT(!m_applicationCache);
if (m_frame->settings() && m_frame->settings()->offlineWebApplicationCacheEnabled()) {
m_applicationCache = ApplicationCacheGroup::fallbackCacheForMainRequest(request(), documentLoader());
if (scheduleLoadFallbackResourceFromApplicationCache(m_applicationCache.get()))
return;
}
}
#endif
HTTPHeaderMap::const_iterator it = r.httpHeaderFields().find(AtomicString("x-frame-options"));
if (it != r.httpHeaderFields().end()) {
String content = it->second;
if (m_frame->loader()->shouldInterruptLoadForXFrameOptions(content, r.url())) {
cancel();
return;
}
}
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !PLATFORM(CF)
ASSERT(shouldLoadAsEmptyDocument(r.url()) || !defersLoading());
#endif
if (m_loadingMultipartContent) {
frameLoader()->setupForReplaceByMIMEType(r.mimeType());
clearResourceData();
}
if (r.isMultipart())
m_loadingMultipartContent = true;
// The additional processing can do anything including possibly removing the last
// reference to this object; one example of this is 3266216.
RefPtr<MainResourceLoader> protect(this);
m_documentLoader->setResponse(r);
m_response = r;
ASSERT(!m_waitingForContentPolicy);
m_waitingForContentPolicy = true;
ref(); // balanced by deref in continueAfterContentPolicy and didCancel
frameLoader()->checkContentPolicy(m_response.mimeType(), callContinueAfterContentPolicy, this);
}
void MainResourceLoader::didReceiveData(const char* data, int length, long long lengthReceived, bool allAtOnce)
{
ASSERT(data);
ASSERT(length != 0);
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !PLATFORM(CF)
ASSERT(!defersLoading());
#endif
// The additional processing can do anything including possibly removing the last
// reference to this object; one example of this is 3266216.
RefPtr<MainResourceLoader> protect(this);
ResourceLoader::didReceiveData(data, length, lengthReceived, allAtOnce);
}
void MainResourceLoader::loadNow(ResourceRequest& r)
{
ASSERT(!m_handle);
ASSERT(!defersLoading());
#if USE(PLATFORM_STRATEGIES)
platformStrategies()->loaderStrategy()->resourceLoadScheduler()->addMainResourceLoad(this);
#else
resourceLoadScheduler()->addMainResourceLoad(this);
#endif
if (m_substituteData.isValid())
handleSubstituteDataLoadSoon(r);
else
m_handle = ResourceHandle::create(m_frame->loader()->networkingContext(), r, this, false, true);
return;
}
void MainResourceLoader::didFinishLoading(double finishTime)
{
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(!defersLoading() || InspectorInstrumentation::isDebuggerPaused(m_documentLoader->frame()));
#endif
// The additional processing can do anything including possibly removing the last
// reference to this object.
RefPtr<MainResourceLoader> protect(this);
RefPtr<DocumentLoader> dl = documentLoader();
if (!loader()) {
frameLoader()->notifier()->dispatchDidFinishLoading(documentLoader(), identifier(), finishTime);
m_identifierForLoadWithoutResourceLoader = 0;
}
#if USE(CONTENT_FILTERING)
if (m_contentFilter && m_contentFilter->needsMoreData()) {
m_contentFilter->finishedAddingData();
int length;
const char* data = m_contentFilter->getReplacementData(length);
if (data)
dataReceived(m_resource.get(), data, length);
}
#endif
if (m_loadingMultipartContent)
dl->maybeFinishLoadingMultipartContent();
documentLoader()->timing()->setResponseEnd(finishTime ? finishTime : (m_timeOfLastDataReceived ? m_timeOfLastDataReceived : monotonicallyIncreasingTime()));
documentLoader()->finishedLoading();
// If the document specified an application cache manifest, it violates the author's intent if we store it in the memory cache
// and deny the appcache the chance to intercept it in the future, so remove from the memory cache.
if (Frame* frame = documentLoader()->frame()) {
if (m_resource && frame->document()->hasManifest())
memoryCache()->remove(m_resource.get());
}
dl->applicationCacheHost()->finishedLoadingMainResource();
}
void MainResourceLoader::didFail(const ResourceError& error)
{
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
if (m_filter) {
wkFilterRelease(m_filter);
m_filter = 0;
}
#endif
if (documentLoader()->applicationCacheHost()->maybeLoadFallbackForMainError(request(), error))
return;
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(!defersLoading());
#endif
receivedError(error);
}
void MainResourceLoader::didFinishLoading(double finishTime)
{
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(!defersLoading() || InspectorInstrumentation::isDebuggerPaused(m_documentLoader->frame()));
#endif
// The additional processing can do anything including possibly removing the last
// reference to this object.
RefPtr<MainResourceLoader> protect(this);
RefPtr<DocumentLoader> dl = documentLoader();
if (!loader()) {
frameLoader()->notifier()->dispatchDidFinishLoading(documentLoader(), identifier(), finishTime);
m_substituteDataLoadIdentifier = 0;
}
#if USE(CONTENT_FILTERING)
if (m_filter) {
int length;
const char* data = wkFilterDataComplete(m_filter, &length);
WebFilterEvaluator *filter = m_filter;
// Remove this->m_filter early so didReceiveData doesn't see it.
m_filter = 0;
if (data)
dataReceived(m_resource.get(), data, length);
wkFilterRelease(filter);
}
#endif
if (m_loadingMultipartContent)
dl->maybeFinishLoadingMultipartContent();
documentLoader()->timing()->setResponseEnd(finishTime ? finishTime : (m_timeOfLastDataReceived ? m_timeOfLastDataReceived : monotonicallyIncreasingTime()));
documentLoader()->finishedLoading();
dl->applicationCacheHost()->finishedLoadingMainResource();
}
void MainResourceLoader::didFail(const ResourceError& error)
{
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
if (!error.isCancellation()) {
ASSERT(!m_applicationCache);
if (m_frame->settings() && m_frame->settings()->offlineWebApplicationCacheEnabled()) {
m_applicationCache = ApplicationCacheGroup::fallbackCacheForMainRequest(request(), documentLoader());
if (scheduleLoadFallbackResourceFromApplicationCache(m_applicationCache.get()))
return;
}
}
#endif
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !PLATFORM(CF)
ASSERT(!defersLoading());
#endif
receivedError(error);
}
void MainResourceLoader::load(const ResourceRequest& r, const SubstituteData& substituteData)
{
ASSERT(!m_handle);
// It appears that it is possible for this load to be cancelled and derefenced by the DocumentLoader
// in willSendRequest() if loadNow() is called.
RefPtr<MainResourceLoader> protect(this);
m_substituteData = substituteData;
ASSERT(documentLoader()->timing()->navigationStart());
ASSERT(!documentLoader()->timing()->fetchStart());
documentLoader()->timing()->markFetchStart();
ResourceRequest request(r);
// Send this synthetic delegate callback since clients expect it, and
// we no longer send the callback from within NSURLConnection for
// initial requests.
willSendRequest(request, ResourceResponse());
ASSERT(!deletionHasBegun());
// <rdar://problem/4801066>
// willSendRequest() is liable to make the call to frameLoader() return null, so we need to check that here
if (!frameLoader() || request.isNull()) {
if (!reachedTerminalState())
releaseResources();
return;
}
documentLoader()->applicationCacheHost()->maybeLoadMainResource(request, m_substituteData);
if (defersLoading())
m_initialRequest = request;
else
loadNow(request);
}
void MainResourceLoader::didFinishLoading(double finishTime)
{
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(shouldLoadAsEmptyDocument(frameLoader()->activeDocumentLoader()->url()) || !defersLoading() || InspectorInstrumentation::isDebuggerPaused(m_frame.get()));
#endif
// The additional processing can do anything including possibly removing the last
// reference to this object.
RefPtr<MainResourceLoader> protect(this);
RefPtr<DocumentLoader> dl = documentLoader();
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
if (m_filter) {
int length;
const char* data = wkFilterDataComplete(m_filter, &length);
WebFilterEvaluator *filter = m_filter;
// Remove this->m_filter early so didReceiveData doesn't see it.
m_filter = 0;
if (data)
didReceiveData(data, length, -1, false);
wkFilterRelease(filter);
}
#endif
if (m_loadingMultipartContent)
dl->maybeFinishLoadingMultipartContent();
documentLoader()->timing()->setResponseEnd(finishTime ? finishTime : (m_timeOfLastDataReceived ? m_timeOfLastDataReceived : monotonicallyIncreasingTime()));
documentLoader()->finishedLoading();
ResourceLoader::didFinishLoading(finishTime);
dl->applicationCacheHost()->finishedLoadingMainResource();
}
void MainResourceLoader::didReceiveData(const char* data, int length, long long encodedDataLength, bool allAtOnce)
{
ASSERT(data);
ASSERT(length != 0);
ASSERT(!m_response.isNull());
#if USE(CFNETWORK) || PLATFORM(MAC)
// Workaround for <rdar://problem/6060782>
if (m_response.isNull()) {
m_response = ResourceResponse(KURL(), "text/html", 0, String(), String());
if (DocumentLoader* documentLoader = frameLoader()->activeDocumentLoader())
documentLoader->setResponse(m_response);
}
#endif
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(!defersLoading());
#endif
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
if (m_filter) {
ASSERT(!wkFilterWasBlocked(m_filter));
const char* blockedData = wkFilterAddData(m_filter, data, &length);
// If we don't have blockedData, that means we're still accumulating data
if (!blockedData) {
// Transition to committed state.
ResourceLoader::didReceiveData("", 0, 0, false);
return;
}
data = blockedData;
encodedDataLength = -1;
}
#endif
documentLoader()->applicationCacheHost()->mainResourceDataReceived(data, length, encodedDataLength, allAtOnce);
// The additional processing can do anything including possibly removing the last
// reference to this object; one example of this is 3266216.
RefPtr<MainResourceLoader> protect(this);
m_timeOfLastDataReceived = monotonicallyIncreasingTime();
ResourceLoader::didReceiveData(data, length, encodedDataLength, allAtOnce);
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
if (WebFilterEvaluator *filter = m_filter) {
// If we got here, it means we know if we were blocked or not. If we were blocked, we're
// done loading the page altogether. Either way, we don't need the filter anymore.
// Remove this->m_filter early so didFinishLoading doesn't see it.
m_filter = 0;
if (wkFilterWasBlocked(filter))
cancel();
wkFilterRelease(filter);
}
#endif
}
void MainResourceLoader::didReceiveResponse(const ResourceResponse& r)
{
if (documentLoader()->applicationCacheHost()->maybeLoadFallbackForMainResponse(request(), r))
return;
HTTPHeaderMap::const_iterator it = r.httpHeaderFields().find(AtomicString("x-frame-options"));
if (it != r.httpHeaderFields().end()) {
String content = it->value;
if (m_frame->loader()->shouldInterruptLoadForXFrameOptions(content, r.url())) {
InspectorInstrumentation::continueAfterXFrameOptionsDenied(m_frame.get(), documentLoader(), identifier(), r);
DEFINE_STATIC_LOCAL(String, consoleMessage, (ASCIILiteral("Refused to display document because display forbidden by X-Frame-Options.\n")));
m_frame->document()->domWindow()->console()->addMessage(JSMessageSource, LogMessageType, ErrorMessageLevel, consoleMessage);
cancel();
return;
}
}
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(shouldLoadAsEmptyDocument(r.url()) || !defersLoading());
#endif
if (m_loadingMultipartContent) {
m_documentLoader->setupForReplace();
clearResourceData();
}
if (r.isMultipart())
m_loadingMultipartContent = true;
// The additional processing can do anything including possibly removing the last
// reference to this object; one example of this is 3266216.
RefPtr<MainResourceLoader> protect(this);
m_documentLoader->setResponse(r);
m_response = r;
ASSERT(!m_waitingForContentPolicy);
m_waitingForContentPolicy = true;
ref(); // balanced by deref in continueAfterContentPolicy and didCancel
ASSERT(frameLoader()->activeDocumentLoader());
// Always show content with valid substitute data.
if (frameLoader()->activeDocumentLoader()->substituteData().isValid()) {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#if ENABLE(FTPDIR)
// Respect the hidden FTP Directory Listing pref so it can be tested even if the policy delegate might otherwise disallow it
Settings* settings = m_frame->settings();
if (settings && settings->forceFTPDirectoryListings() && m_response.mimeType() == "application/x-ftp-directory") {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#endif
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
if (r.url().protocolIs("https") && wkFilterIsManagedSession())
m_filter = wkFilterCreateInstance(r.nsURLResponse());
#endif
frameLoader()->policyChecker()->checkContentPolicy(m_response, callContinueAfterContentPolicy, this);
}
void MainResourceLoader::didReceiveResponse(const ResourceResponse& r)
{
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
if (documentLoader()->applicationCacheHost()->maybeLoadFallbackForMainResponse(request(), r))
return;
#endif
HTTPHeaderMap::const_iterator it = r.httpHeaderFields().find(AtomicString("x-frame-options"));
if (it != r.httpHeaderFields().end()) {
String content = it->second;
if (m_frame->loader()->shouldInterruptLoadForXFrameOptions(content, r.url())) {
InspectorInstrumentation::continueAfterXFrameOptionsDenied(m_frame.get(), documentLoader(), identifier(), r);
DEFINE_STATIC_LOCAL(String, consoleMessage, ("Refused to display document because display forbidden by X-Frame-Options.\n"));
m_frame->domWindow()->console()->addMessage(JSMessageSource, LogMessageType, ErrorMessageLevel, consoleMessage, 1, String());
cancel();
return;
}
}
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(shouldLoadAsEmptyDocument(r.url()) || !defersLoading());
#endif
#if PLATFORM(QT)
if (r.mimeType() == "application/octet-stream")
substituteMIMETypeFromPluginDatabase(r);
#endif
if (m_loadingMultipartContent) {
frameLoader()->setupForReplaceByMIMEType(r.mimeType());
clearResourceData();
}
if (r.isMultipart())
m_loadingMultipartContent = true;
// The additional processing can do anything including possibly removing the last
// reference to this object; one example of this is 3266216.
RefPtr<MainResourceLoader> protect(this);
// There are so many Web-Servers that don't follow xhtml standard (parse error on xhtml). But ChinaTelecom requests NOT to display parse error screen.
// For both mimetype ( "application/xhtml+xml" and "application/vnd.wap.xhtml+xml mime" ), parse document as "text/html"
m_documentLoader->setResponse(r);
m_response = r;
ASSERT(!m_waitingForContentPolicy);
m_waitingForContentPolicy = true;
ref(); // balanced by deref in continueAfterContentPolicy and didCancel
ASSERT(frameLoader()->activeDocumentLoader());
// Always show content with valid substitute data.
if (frameLoader()->activeDocumentLoader()->substituteData().isValid()) {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#if ENABLE(FTPDIR)
// Respect the hidden FTP Directory Listing pref so it can be tested even if the policy delegate might otherwise disallow it
Settings* settings = m_frame->settings();
if (settings && settings->forceFTPDirectoryListings() && m_response.mimeType() == "application/x-ftp-directory") {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#endif
frameLoader()->policyChecker()->checkContentPolicy(m_response, callContinueAfterContentPolicy, this);
}
void MainResourceLoader::didFinishLoading(double finishTime)
{
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(shouldLoadAsEmptyDocument(frameLoader()->activeDocumentLoader()->url()) || !defersLoading());
#endif
// The additional processing can do anything including possibly removing the last
// reference to this object.
RefPtr<MainResourceLoader> protect(this);
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
RefPtr<DocumentLoader> dl = documentLoader();
#endif
ASSERT(!documentLoader()->timing()->responseEnd);
documentLoader()->timing()->responseEnd = finishTime ? finishTime : (m_timeOfLastDataReceived ? m_timeOfLastDataReceived : currentTime());
frameLoader()->finishedLoading();
ResourceLoader::didFinishLoading(finishTime);
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
dl->applicationCacheHost()->finishedLoadingMainResource();
#endif
}
void MainResourceLoader::didFinishLoading()
{
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !PLATFORM(CF)
ASSERT(shouldLoadAsEmptyDocument(frameLoader()->activeDocumentLoader()->url()) || !defersLoading());
#endif
// The additional processing can do anything including possibly removing the last
// reference to this object.
RefPtr<MainResourceLoader> protect(this);
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
RefPtr<DocumentLoader> dl = documentLoader();
#endif
frameLoader()->finishedLoading();
ResourceLoader::didFinishLoading();
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
ApplicationCacheGroup* group = dl->candidateApplicationCacheGroup();
if (!group && dl->applicationCache() && !dl->mainResourceApplicationCache())
group = dl->applicationCache()->group();
if (group)
group->finishedLoadingMainResource(dl.get());
#endif
}
void MainResourceLoader::didFail(const ResourceError& error)
{
ASSERT(!defersLoading());
receivedError(error);
}
void MainResourceLoader::responseReceived(CachedResource* resource, const ResourceResponse& r)
{
ASSERT_UNUSED(resource, m_resource == resource);
bool willLoadFallback = documentLoader()->applicationCacheHost()->maybeLoadFallbackForMainResponse(request(), r);
// The memory cache doesn't understand the application cache or its caching rules. So if a main resource is served
// from the application cache, ensure we don't save the result for future use.
bool shouldRemoveResourceFromCache = willLoadFallback;
#if PLATFORM(CHROMIUM)
// chromium's ApplicationCacheHost implementation always returns true for maybeLoadFallbackForMainResponse(). However, all responses loaded
// from appcache will have a non-zero appCacheID().
if (r.appCacheID())
shouldRemoveResourceFromCache = true;
#endif
if (shouldRemoveResourceFromCache)
memoryCache()->remove(m_resource.get());
if (willLoadFallback)
return;
DEFINE_STATIC_LOCAL(AtomicString, xFrameOptionHeader, ("x-frame-options", AtomicString::ConstructFromLiteral));
HTTPHeaderMap::const_iterator it = r.httpHeaderFields().find(xFrameOptionHeader);
if (it != r.httpHeaderFields().end()) {
String content = it->value;
if (frameLoader()->shouldInterruptLoadForXFrameOptions(content, r.url(), identifier())) {
InspectorInstrumentation::continueAfterXFrameOptionsDenied(m_documentLoader->frame(), documentLoader(), identifier(), r);
String message = "Refused to display '" + r.url().string() + "' in a frame because it set 'X-Frame-Options' to '" + content + "'.";
m_documentLoader->frame()->document()->addConsoleMessage(JSMessageSource, ErrorMessageLevel, message, identifier());
cancel();
return;
}
}
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(!defersLoading());
#endif
if (m_loadingMultipartContent) {
m_documentLoader->setupForReplace();
m_resource->clear();
}
if (r.isMultipart())
m_loadingMultipartContent = true;
// The additional processing can do anything including possibly removing the last
// reference to this object; one example of this is 3266216.
RefPtr<MainResourceLoader> protect(this);
m_documentLoader->setResponse(r);
m_response = r;
if (!loader())
frameLoader()->notifier()->dispatchDidReceiveResponse(documentLoader(), identifier(), m_response, 0);
ASSERT(!m_waitingForContentPolicy);
m_waitingForContentPolicy = true;
ref(); // balanced by deref in continueAfterContentPolicy and cancel
// Always show content with valid substitute data.
if (m_documentLoader->substituteData().isValid()) {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#if ENABLE(FTPDIR)
// Respect the hidden FTP Directory Listing pref so it can be tested even if the policy delegate might otherwise disallow it
Settings* settings = m_documentLoader->frame()->settings();
if (settings && settings->forceFTPDirectoryListings() && m_response.mimeType() == "application/x-ftp-directory") {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#endif
#if USE(CONTENT_FILTERING)
if (r.url().protocolIs("https") && ContentFilter::isEnabled())
m_contentFilter = ContentFilter::create(r);
#endif
frameLoader()->policyChecker()->checkContentPolicy(m_response, callContinueAfterContentPolicy, this);
}
void MainResourceLoader::didFinishLoading(double finishTime)
{
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !USE(CF)
ASSERT(shouldLoadAsEmptyDocument(frameLoader()->activeDocumentLoader()->url()) || !defersLoading());
#endif
// The additional processing can do anything including possibly removing the last
// reference to this object.
RefPtr<MainResourceLoader> protect(this);
RefPtr<DocumentLoader> dl = documentLoader();
if (m_loadingMultipartContent)
dl->maybeFinishLoadingMultipartContent();
documentLoader()->timing()->setResponseEnd(finishTime ? finishTime : (m_timeOfLastDataReceived ? m_timeOfLastDataReceived : monotonicallyIncreasingTime()));
frameLoader()->finishedLoading();
ResourceLoader::didFinishLoading(finishTime);
dl->applicationCacheHost()->finishedLoadingMainResource();
}
void MainResourceLoader::didReceiveResponse(const ResourceResponse& r)
{
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
if (documentLoader()->applicationCacheHost()->maybeLoadFallbackForMainResponse(request(), r))
return;
#endif
HTTPHeaderMap::const_iterator it = r.httpHeaderFields().find(AtomicString("x-frame-options"));
if (it != r.httpHeaderFields().end()) {
String content = it->second;
if (m_frame->loader()->shouldInterruptLoadForXFrameOptions(content, r.url())) {
cancel();
return;
}
}
// There is a bug in CFNetwork where callbacks can be dispatched even when loads are deferred.
// See <rdar://problem/6304600> for more details.
#if !PLATFORM(CF)
ASSERT(shouldLoadAsEmptyDocument(r.url()) || !defersLoading());
#endif
#if PLATFORM(QT)
if (r.mimeType() == "application/octet-stream")
substituteMIMETypeFromPluginDatabase(r);
#endif
if (m_loadingMultipartContent) {
frameLoader()->setupForReplaceByMIMEType(r.mimeType());
clearResourceData();
}
if (r.isMultipart())
m_loadingMultipartContent = true;
// The additional processing can do anything including possibly removing the last
// reference to this object; one example of this is 3266216.
RefPtr<MainResourceLoader> protect(this);
m_documentLoader->setResponse(r);
m_response = r;
ASSERT(!m_waitingForContentPolicy);
m_waitingForContentPolicy = true;
ref(); // balanced by deref in continueAfterContentPolicy and didCancel
ASSERT(frameLoader()->activeDocumentLoader());
// Always show content with valid substitute data.
if (frameLoader()->activeDocumentLoader()->substituteData().isValid()) {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#if ENABLE(FTPDIR)
// Respect the hidden FTP Directory Listing pref so it can be tested even if the policy delegate might otherwise disallow it
Settings* settings = m_frame->settings();
if (settings && settings->forceFTPDirectoryListings() && m_response.mimeType() == "application/x-ftp-directory") {
callContinueAfterContentPolicy(this, PolicyUse);
return;
}
#endif
frameLoader()->policyChecker()->checkContentPolicy(m_response.mimeType(), callContinueAfterContentPolicy, this);
}