bool ApplicationCacheHost::maybeLoadFallbackForRedirect(ResourceLoader* resourceLoader, ResourceRequest& request, const ResourceResponse& redirectResponse)
{
if (!redirectResponse.isNull() && !protocolHostAndPortAreEqual(request.url(), redirectResponse.url()))
if (scheduleLoadFallbackResourceFromApplicationCache(resourceLoader))
return true;
return false;
}
bool ApplicationCacheHost::maybeLoadFallbackForResponse(ResourceLoader* resourceLoader, const ResourceResponse& response)
{
if (response.httpStatusCode() / 100 == 4 || response.httpStatusCode() / 100 == 5)
if (scheduleLoadFallbackResourceFromApplicationCache(resourceLoader))
return true;
return false;
}
bool ApplicationCacheHost::maybeLoadFallbackForError(ResourceLoader* resourceLoader, const ResourceError& error)
{
if (!error.isCancellation())
if (scheduleLoadFallbackResourceFromApplicationCache(resourceLoader))
return true;
return false;
}
bool ApplicationCacheHost::maybeLoadFallbackForError(ResourceLoader* resourceLoader, const ResourceError& error)
{
if (!error.isCancellation()) {
if (resourceLoader == m_documentLoader->mainResourceLoader())
return maybeLoadFallbackForMainError(resourceLoader->request(), error);
if (scheduleLoadFallbackResourceFromApplicationCache(resourceLoader))
return true;
}
return false;
}
void ResourceLoader::didReceiveResponse(ResourceHandle*, const ResourceResponse& response)
{
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
if (response.httpStatusCode() / 100 == 4 || response.httpStatusCode() / 100 == 5) {
if (scheduleLoadFallbackResourceFromApplicationCache())
return;
}
#endif
didReceiveResponse(response);
}
void ResourceLoader::willSendRequest(ResourceHandle*, ResourceRequest& request, const ResourceResponse& redirectResponse)
{
#if ENABLE(OFFLINE_WEB_APPLICATIONS)
if (!redirectResponse.isNull() && !protocolHostAndPortAreEqual(request.url(), redirectResponse.url())) {
if (scheduleLoadFallbackResourceFromApplicationCache())
return;
}
#endif
willSendRequest(request, redirectResponse);
}
bool ApplicationCacheHost::maybeLoadFallbackForMainError(const ResourceRequest& request, const ResourceError& error)
{
if (!error.isCancellation()) {
ASSERT(!m_mainResourceApplicationCache);
if (isApplicationCacheEnabled() && !isApplicationCacheBlockedForRequest(request)) {
m_mainResourceApplicationCache = ApplicationCacheGroup::fallbackCacheForMainRequest(request, m_documentLoader);
if (scheduleLoadFallbackResourceFromApplicationCache(documentLoader()->mainResourceLoader(), m_mainResourceApplicationCache.get()))
return true;
}
}
return false;
}
bool ApplicationCacheHost::maybeLoadFallbackForMainResponse(const ResourceRequest& request, const ResourceResponse& r)
{
if (r.httpStatusCode() / 100 == 4 || r.httpStatusCode() / 100 == 5) {
ASSERT(!m_mainResourceApplicationCache);
if (isApplicationCacheEnabled() && !isApplicationCacheBlockedForRequest(request)) {
m_mainResourceApplicationCache = ApplicationCacheGroup::fallbackCacheForMainRequest(request, documentLoader());
if (scheduleLoadFallbackResourceFromApplicationCache(documentLoader()->mainResourceLoader(), m_mainResourceApplicationCache.get()))
return true;
}
}
return false;
}
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::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);
}
