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/*
* Copyright (C) 2012, 2013 Igalia S.L.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "WebSoupRequestManager.h"
#include "DataReference.h"
#include "WebErrors.h"
#include "WebKitSoupRequestGeneric.h"
#include "WebKitSoupRequestInputStream.h"
#include "WebPageProxyMessages.h"
#include "WebProcess.h"
#include "WebSoupRequestManagerMessages.h"
#include "WebSoupRequestManagerProxyMessages.h"
#include <WebCore/ResourceHandle.h>
#include <WebCore/ResourceRequest.h>
#include <wtf/gobject/GOwnPtr.h>
#include <wtf/text/CString.h>
namespace WebKit {
static uint64_t generateSoupRequestID()
{
static uint64_t uniqueSoupRequestID = 1;
return uniqueSoupRequestID++;
}
struct WebSoupRequestAsyncData {
WebSoupRequestAsyncData(GTask* task, WebKitSoupRequestGeneric* requestGeneric)
: task(task)
, request(requestGeneric)
, cancellable(g_task_get_cancellable(task))
{
// If the struct contains a null request, it is because the request failed.
g_object_add_weak_pointer(G_OBJECT(request), reinterpret_cast<void**>(&request));
}
~WebSoupRequestAsyncData()
{
if (request)
g_object_remove_weak_pointer(G_OBJECT(request), reinterpret_cast<void**>(&request));
}
bool requestFailed()
{
return g_cancellable_is_cancelled(cancellable.get()) || !request;
}
GRefPtr<GTask> releaseTask()
{
GTask* returnValue = task;
task = 0;
return adoptGRef(returnValue);
}
GTask* task;
WebKitSoupRequestGeneric* request;
GRefPtr<GCancellable> cancellable;
GRefPtr<GInputStream> stream;
};
const char* WebSoupRequestManager::supplementName()
{
return "WebSoupRequestManager";
}
WebSoupRequestManager::WebSoupRequestManager(WebProcess* process)
: m_process(process)
, m_schemes(adoptGRef(g_ptr_array_new_with_free_func(g_free)))
{
m_process->addMessageReceiver(Messages::WebSoupRequestManager::messageReceiverName(), this);
}
WebSoupRequestManager::~WebSoupRequestManager()
{
}
void WebSoupRequestManager::registerURIScheme(const String& scheme)
{
if (m_schemes->len)
g_ptr_array_remove_index_fast(m_schemes.get(), m_schemes->len - 1);
g_ptr_array_add(m_schemes.get(), g_strdup(scheme.utf8().data()));
g_ptr_array_add(m_schemes.get(), 0);
SoupSession* session = WebCore::ResourceHandle::defaultSession();
SoupRequestClass* genericRequestClass = static_cast<SoupRequestClass*>(g_type_class_ref(WEBKIT_TYPE_SOUP_REQUEST_GENERIC));
genericRequestClass->schemes = const_cast<const char**>(reinterpret_cast<char**>(m_schemes->pdata));
soup_session_add_feature_by_type(session, WEBKIT_TYPE_SOUP_REQUEST_GENERIC);
}
void WebSoupRequestManager::didHandleURIRequest(const CoreIPC::DataReference& requestData, uint64_t contentLength, const String& mimeType, uint64_t requestID)
{
WebSoupRequestAsyncData* data = m_requestMap.get(requestID);
ASSERT(data);
GRefPtr<GTask> task = data->releaseTask();
ASSERT(task.get());
WebKitSoupRequestGeneric* request = WEBKIT_SOUP_REQUEST_GENERIC(g_task_get_source_object(task.get()));
webkitSoupRequestGenericSetContentLength(request, contentLength ? contentLength : -1);
webkitSoupRequestGenericSetContentType(request, !mimeType.isEmpty() ? mimeType.utf8().data() : 0);
GInputStream* dataStream;
if (!requestData.size()) {
// Empty reply, just create and empty GMemoryInputStream.
dataStream = g_memory_input_stream_new();
m_requestMap.remove(requestID);
} else if (requestData.size() == contentLength) {
// We don't expect more data, so we can just create a GMemoryInputStream with all the data.
dataStream = g_memory_input_stream_new_from_data(g_memdup(requestData.data(), requestData.size()), contentLength, g_free);
m_requestMap.remove(requestID);
} else {
// We expect more data chunks from the UI process.
dataStream = webkitSoupRequestInputStreamNew(contentLength);
data->stream = dataStream;
webkitSoupRequestInputStreamAddData(WEBKIT_SOUP_REQUEST_INPUT_STREAM(dataStream), requestData.data(), requestData.size());
}
g_task_return_pointer(task.get(), dataStream, g_object_unref);
}
void WebSoupRequestManager::didReceiveURIRequestData(const CoreIPC::DataReference& requestData, uint64_t requestID)
{
WebSoupRequestAsyncData* data = m_requestMap.get(requestID);
// The data might have been removed from the request map if a previous chunk failed
// and a new message was sent by the UI process before being notified about the failure.
if (!data)
return;
ASSERT(data->stream.get());
if (data->requestFailed()) {
// ResourceRequest failed or it was cancelled. It doesn't matter here the error or if it was cancelled,
// because that's already handled by the resource handle client, we just want to notify the UI process
// to stop reading data from the user input stream. If UI process already sent all the data we simply
// finish silently.
if (!webkitSoupRequestInputStreamFinished(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get())))
m_process->parentProcessConnection()->send(Messages::WebSoupRequestManagerProxy::DidFailToLoadURIRequest(requestID), 0);
m_requestMap.remove(requestID);
return;
}
webkitSoupRequestInputStreamAddData(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get()), requestData.data(), requestData.size());
if (webkitSoupRequestInputStreamFinished(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get())))
m_requestMap.remove(requestID);
}
void WebSoupRequestManager::didFailURIRequest(const WebCore::ResourceError& error, uint64_t requestID)
{
WebSoupRequestAsyncData* data = m_requestMap.get(requestID);
ASSERT(data);
GRefPtr<GTask> task = data->releaseTask();
ASSERT(task.get());
g_task_return_new_error(task.get(), g_quark_from_string(error.domain().utf8().data()),
error.errorCode(), "%s", error.localizedDescription().utf8().data());
m_requestMap.remove(requestID);
}
void WebSoupRequestManager::send(GTask* task)
{
WebKitSoupRequestGeneric* request = WEBKIT_SOUP_REQUEST_GENERIC(g_task_get_source_object(task));
SoupRequest* soupRequest = SOUP_REQUEST(request);
GOwnPtr<char> uriString(soup_uri_to_string(soup_request_get_uri(soupRequest), FALSE));
uint64_t requestID = generateSoupRequestID();
m_requestMap.set(requestID, adoptPtr(new WebSoupRequestAsyncData(task, request)));
uint64_t initiatingPageID = WebCore::ResourceHandle::getSoupRequestInitiatingPageID(soupRequest);
m_process->parentProcessConnection()->send(Messages::WebPageProxy::DidReceiveURIRequest(String::fromUTF8(uriString.get()), requestID), initiatingPageID);
}
GInputStream* WebSoupRequestManager::finish(GTask* task, GError** error)
{
gpointer inputStream = g_task_propagate_pointer(task, error);
return inputStream ? G_INPUT_STREAM(inputStream) : 0;
}
} // namespace WebKit
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