PassRefPtr<SubresourceLoader> SubresourceLoader::create(Frame* frame, SubresourceLoaderClient* client, const ResourceRequest& request, SecurityCheckPolicy securityCheck, bool sendResourceLoadCallbacks, bool shouldContentSniff)
{
if (!frame)
return 0;
FrameLoader* fl = frame->loader();
if (securityCheck == DoSecurityCheck && (fl->state() == FrameStateProvisional || !fl->activeDocumentLoader() || fl->activeDocumentLoader()->isStopping()))
return 0;
ResourceRequest newRequest = request;
if (securityCheck == DoSecurityCheck && !frame->document()->securityOrigin()->canDisplay(request.url())) {
FrameLoader::reportLocalLoadFailed(frame, request.url().string());
return 0;
}
if (SecurityOrigin::shouldHideReferrer(request.url(), fl->outgoingReferrer()))
newRequest.clearHTTPReferrer();
else if (!request.httpReferrer())
newRequest.setHTTPReferrer(fl->outgoingReferrer());
FrameLoader::addHTTPOriginIfNeeded(newRequest, fl->outgoingOrigin());
fl->addExtraFieldsToSubresourceRequest(newRequest);
RefPtr<SubresourceLoader> subloader(adoptRef(new SubresourceLoader(frame, client, sendResourceLoadCallbacks, shouldContentSniff)));
subloader->documentLoader()->addSubresourceLoader(subloader.get());
if (!subloader->load(newRequest))
return 0;
return subloader.release();
}
PassRefPtr<SubresourceLoader> SubresourceLoader::create(Frame* frame, CachedResource* resource, const ResourceRequest& request, const ResourceLoaderOptions& options)
{
RefPtr<SubresourceLoader> subloader(adoptRef(new SubresourceLoader(frame, resource, options)));
if (!subloader->init(request))
return 0;
return subloader.release();
}
PassRefPtr<SubresourceLoader> SubresourceLoader::create(Frame* frame, CachedResource* resource, const ResourceRequest& request, const ResourceLoaderOptions& options)
{
RefPtr<SubresourceLoader> subloader(adoptRef(new SubresourceLoader(frame, resource, options)));
#if PLATFORM(IOS)
if (!applicationIsWebProcess()) {
// On iOS, do not invoke synchronous resource load delegates while resource load scheduling
// is disabled to avoid re-entering style selection from a different thread (see <rdar://problem/9121719>).
// FIXME: This should be fixed for all ports in <https://bugs.webkit.org/show_bug.cgi?id=56647>.
subloader->m_iOSOriginalRequest = request;
return subloader.release();
}
#endif
if (!subloader->init(request))
return nullptr;
return subloader.release();
}
PassRefPtr<SubresourceLoader> SubresourceLoader::create(Frame* frame, SubresourceLoaderClient* client, const ResourceRequest& request, SecurityCheckPolicy securityCheck, bool sendResourceLoadCallbacks, bool shouldContentSniff, bool shouldBufferData)
{
if (!frame)
return 0;
FrameLoader* fl = frame->loader();
if (securityCheck == DoSecurityCheck && (fl->state() == FrameStateProvisional || !fl->activeDocumentLoader() || fl->activeDocumentLoader()->isStopping()))
return 0;
ResourceRequest newRequest = request;
if (securityCheck == DoSecurityCheck && !frame->document()->securityOrigin()->canDisplay(request.url())) {
FrameLoader::reportLocalLoadFailed(frame, request.url().string());
return 0;
}
// Note: We skip the Content-Security-Policy check here because we check
// the Content-Security-Policy at the CachedResourceLoader layer so we can
// handle different resource types differently.
String outgoingReferrer;
String outgoingOrigin;
if (request.httpReferrer().isNull()) {
outgoingReferrer = fl->outgoingReferrer();
outgoingOrigin = fl->outgoingOrigin();
} else {
outgoingReferrer = request.httpReferrer();
outgoingOrigin = SecurityOrigin::createFromString(outgoingReferrer)->toString();
}
if (SecurityOrigin::shouldHideReferrer(request.url(), outgoingReferrer))
newRequest.clearHTTPReferrer();
else if (!request.httpReferrer())
newRequest.setHTTPReferrer(outgoingReferrer);
FrameLoader::addHTTPOriginIfNeeded(newRequest, outgoingOrigin);
fl->addExtraFieldsToSubresourceRequest(newRequest);
RefPtr<SubresourceLoader> subloader(adoptRef(new SubresourceLoader(frame, client, sendResourceLoadCallbacks, shouldContentSniff)));
subloader->setShouldBufferData(shouldBufferData);
subloader->documentLoader()->addSubresourceLoader(subloader.get());
if (!subloader->init(newRequest))
return 0;
return subloader.release();
}
PassRefPtr<SubresourceLoader> SubresourceLoader::create(Frame* frame, CachedResource* resource, const ResourceRequest& request, const ResourceLoaderOptions& options)
{
if (!frame)
return 0;
FrameLoader* frameLoader = frame->loader();
if (options.securityCheck == DoSecurityCheck && (frameLoader->state() == FrameStateProvisional || !frameLoader->activeDocumentLoader() || frameLoader->activeDocumentLoader()->isStopping()))
return 0;
ResourceRequest newRequest = request;
// Note: We skip the Content-Security-Policy check here because we check
// the Content-Security-Policy at the CachedResourceLoader layer so we can
// handle different resource types differently.
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(frame->document()->referrerPolicy(), request.url(), outgoingReferrer);
if (outgoingReferrer.isEmpty())
newRequest.clearHTTPReferrer();
else if (!request.httpReferrer())
newRequest.setHTTPReferrer(outgoingReferrer);
FrameLoader::addHTTPOriginIfNeeded(newRequest, outgoingOrigin);
frameLoader->addExtraFieldsToSubresourceRequest(newRequest);
RefPtr<SubresourceLoader> subloader(adoptRef(new SubresourceLoader(frame, resource, options)));
if (!subloader->init(newRequest))
return 0;
return subloader.release();
}
void Loader::parseHeader(fs::DataFile &datafile, const conftree::Node &header)
{
// Load subresources, if defined.
conftree::Node includes = header.opt("include");
if(includes.type() != conftree::Node::BLANK) {
std::vector<string> subresources = node2vec(includes);
for(const string &sr : subresources) {
Loader subloader(datafile, sr);
for(const string &key : subloader.m_node.itemSet())
m_node.insert(key, subloader.m_node.at(key));
}
}
// Autoload specified resources
conftree::Node autoloads = header.opt("autoload");
if(autoloads.type() != conftree::Node::BLANK) {
std::vector<string> loads = node2vec(autoloads);
for(const string &al : loads)
load(al);
}
}
