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Diffstat (limited to 'WebCore/loader/DocumentThreadableLoader.cpp')
-rw-r--r-- | WebCore/loader/DocumentThreadableLoader.cpp | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/WebCore/loader/DocumentThreadableLoader.cpp b/WebCore/loader/DocumentThreadableLoader.cpp new file mode 100644 index 0000000..05f8667 --- /dev/null +++ b/WebCore/loader/DocumentThreadableLoader.cpp @@ -0,0 +1,129 @@ +/* + * Copyright (c) 2009, 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 "DocumentThreadableLoader.h" + +#include "AuthenticationChallenge.h" +#include "Document.h" +#include "ResourceRequest.h" +#include "SecurityOrigin.h" +#include "SubresourceLoader.h" +#include "ThreadableLoaderClient.h" + +namespace WebCore { + +PassRefPtr<DocumentThreadableLoader> DocumentThreadableLoader::create(Document* document, ThreadableLoaderClient* client, const ResourceRequest& request, LoadCallbacks callbacksSetting, ContentSniff contentSniff) +{ + RefPtr<DocumentThreadableLoader> loader = adoptRef(new DocumentThreadableLoader(document, client, request, callbacksSetting, contentSniff)); + if (!loader->m_loader) + loader = 0; + return loader.release(); +} + +DocumentThreadableLoader::DocumentThreadableLoader(Document* document, ThreadableLoaderClient* client, const ResourceRequest& request, LoadCallbacks callbacksSetting, ContentSniff contentSniff) + : m_client(client) + , m_document(document) +{ + ASSERT(document); + ASSERT(client); + m_loader = SubresourceLoader::create(document->frame(), this, request, false, callbacksSetting == SendLoadCallbacks, contentSniff == SniffContent); +} + +DocumentThreadableLoader::~DocumentThreadableLoader() +{ + if (m_loader) + m_loader->clearClient(); +} + +void DocumentThreadableLoader::cancel() +{ + if (!m_loader) + return; + + m_loader->cancel(); + m_loader->clearClient(); + m_loader = 0; + m_client = 0; +} + +void DocumentThreadableLoader::willSendRequest(SubresourceLoader*, ResourceRequest& request, const ResourceResponse&) +{ + ASSERT(m_client); + + // FIXME: This needs to be fixed to follow the redirect correctly even for cross-domain requests. + if (!m_document->securityOrigin()->canRequest(request.url())) { + RefPtr<DocumentThreadableLoader> protect(this); + m_client->didFail(); + cancel(); + } +} + +void DocumentThreadableLoader::didSendData(SubresourceLoader*, unsigned long long bytesSent, unsigned long long totalBytesToBeSent) +{ + ASSERT(m_client); + m_client->didSendData(bytesSent, totalBytesToBeSent); +} + +void DocumentThreadableLoader::didReceiveResponse(SubresourceLoader*, const ResourceResponse& response) +{ + ASSERT(m_client); + m_client->didReceiveResponse(response); +} + +void DocumentThreadableLoader::didReceiveData(SubresourceLoader*, const char* data, int lengthReceived) +{ + ASSERT(m_client); + m_client->didReceiveData(data, lengthReceived); +} + +void DocumentThreadableLoader::didFinishLoading(SubresourceLoader* loader) +{ + ASSERT(loader); + ASSERT(m_client); + m_client->didFinishLoading(loader->identifier()); +} + +void DocumentThreadableLoader::didFail(SubresourceLoader*, const ResourceError& error) +{ + ASSERT(m_client); + if (error.isCancellation()) + m_client->didGetCancelled(); + else + m_client->didFail(); +} + +void DocumentThreadableLoader::receivedCancellation(SubresourceLoader*, const AuthenticationChallenge& challenge) +{ + ASSERT(m_client); + m_client->didReceiveAuthenticationCancellation(challenge.failureResponse()); +} + +} // namespace WebCore |