1 files changed, 209 insertions, 0 deletions
diff --git a/Source/WebKit2/NetworkProcess/CustomProtocols/soup/CustomProtocolManagerSoup.cpp b/Source/WebKit2/NetworkProcess/CustomProtocols/soup/CustomProtocolManagerSoup.cpp
new file mode 100644
index 000000000..43a03b8cb
--- /dev/null
+++ b/Source/WebKit2/NetworkProcess/CustomProtocols/soup/CustomProtocolManagerSoup.cpp
@@ -0,0 +1,209 @@
+/*
+ * Copyright (C) 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 "CustomProtocolManager.h"
+
+#include "CustomProtocolManagerMessages.h"
+#include "DataReference.h"
+#include "NetworkProcess.h"
+#include "WebKitSoupRequestInputStream.h"
+#include <WebCore/NetworkStorageSession.h>
+#include <WebCore/NotImplemented.h>
+#include <WebCore/ResourceError.h>
+#include <WebCore/ResourceRequest.h>
+#include <WebCore/ResourceResponse.h>
+#include <WebCore/SoupNetworkSession.h>
+#include <WebCore/WebKitSoupRequestGeneric.h>
+#include <wtf/NeverDestroyed.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+
+CustomProtocolManager::WebSoupRequestAsyncData::WebSoupRequestAsyncData(GRefPtr<GTask>&& requestTask, WebKitSoupRequestGeneric* requestGeneric)
+    : task(WTFMove(requestTask))
+    , request(requestGeneric)
+    , cancellable(g_task_get_cancellable(task.get()))
+{
+    // 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));
+}
+
+CustomProtocolManager::WebSoupRequestAsyncData::~WebSoupRequestAsyncData()
+{
+    if (request)
+        g_object_remove_weak_pointer(G_OBJECT(request), reinterpret_cast<void**>(&request));
+}
+
+class CustomProtocolRequestClient final : public WebKitSoupRequestGenericClient {
+public:
+    static CustomProtocolRequestClient& singleton()
+    {
+        static NeverDestroyed<CustomProtocolRequestClient> client;
+        return client;
+    }
+
+private:
+    void startRequest(GRefPtr<GTask>&& task) override
+    {
+        WebKitSoupRequestGeneric* request = WEBKIT_SOUP_REQUEST_GENERIC(g_task_get_source_object(task.get()));
+        auto* customProtocolManager = NetworkProcess::singleton().supplement<CustomProtocolManager>();
+        if (!customProtocolManager)
+            return;
+
+        auto customProtocolID = customProtocolManager->addCustomProtocol(std::make_unique<CustomProtocolManager::WebSoupRequestAsyncData>(WTFMove(task), request));
+        customProtocolManager->startLoading(customProtocolID, webkitSoupRequestGenericGetRequest(request));
+    }
+};
+
+void CustomProtocolManager::registerProtocolClass()
+{
+    static_cast<WebKitSoupRequestGenericClass*>(g_type_class_ref(WEBKIT_TYPE_SOUP_REQUEST_GENERIC))->client = &CustomProtocolRequestClient::singleton();
+    SoupNetworkSession::setCustomProtocolRequestType(WEBKIT_TYPE_SOUP_REQUEST_GENERIC);
+}
+
+void CustomProtocolManager::registerScheme(const String& scheme)
+{
+    if (!m_registeredSchemes)
+        m_registeredSchemes = adoptGRef(g_ptr_array_new_with_free_func(g_free));
+
+    if (m_registeredSchemes->len)
+        g_ptr_array_remove_index_fast(m_registeredSchemes.get(), m_registeredSchemes->len - 1);
+    g_ptr_array_add(m_registeredSchemes.get(), g_strdup(scheme.utf8().data()));
+    g_ptr_array_add(m_registeredSchemes.get(), nullptr);
+
+    auto* genericRequestClass = static_cast<SoupRequestClass*>(g_type_class_peek(WEBKIT_TYPE_SOUP_REQUEST_GENERIC));
+    ASSERT(genericRequestClass);
+    genericRequestClass->schemes = const_cast<const char**>(reinterpret_cast<char**>(m_registeredSchemes->pdata));
+    NetworkStorageSession::forEach([](const WebCore::NetworkStorageSession& session) {
+        if (auto* soupSession = session.soupNetworkSession())
+            soupSession->setupCustomProtocols();
+    });
+}
+
+void CustomProtocolManager::unregisterScheme(const String&)
+{
+    notImplemented();
+}
+
+bool CustomProtocolManager::supportsScheme(const String& scheme)
+{
+    if (scheme.isNull())
+        return false;
+
+    CString cScheme = scheme.utf8();
+    for (unsigned i = 0; i < m_registeredSchemes->len; ++i) {
+        if (cScheme == static_cast<char*>(g_ptr_array_index(m_registeredSchemes.get(), i)))
+            return true;
+    }
+
+    return false;
+}
+
+void CustomProtocolManager::didFailWithError(uint64_t customProtocolID, const ResourceError& error)
+{
+    auto* data = m_customProtocolMap.get(customProtocolID);
+    ASSERT(data);
+
+    // Either we haven't started reading the stream yet, in which case we need to complete the
+    // task first, or we failed reading it and the task was already completed by didLoadData().
+    ASSERT(!data->stream || !data->task);
+
+    if (!data->stream) {
+        GRefPtr<GTask> task = std::exchange(data->task, nullptr);
+        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());
+    } else
+        webkitSoupRequestInputStreamDidFailWithError(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get()), error);
+
+    removeCustomProtocol(customProtocolID);
+}
+
+void CustomProtocolManager::didLoadData(uint64_t customProtocolID, const IPC::DataReference& dataReference)
+{
+    auto* data = m_customProtocolMap.get(customProtocolID);
+    // 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;
+
+    if (!data->stream) {
+        GRefPtr<GTask> task = std::exchange(data->task, nullptr);
+        ASSERT(task.get());
+
+        goffset soupContentLength = soup_request_get_content_length(SOUP_REQUEST(g_task_get_source_object(task.get())));
+        uint64_t contentLength = soupContentLength == -1 ? 0 : static_cast<uint64_t>(soupContentLength);
+        if (!dataReference.size()) {
+            // Empty reply, just create and empty GMemoryInputStream.
+            data->stream = g_memory_input_stream_new();
+        } else if (dataReference.size() == contentLength) {
+            // We don't expect more data, so we can just create a GMemoryInputStream with all the data.
+            data->stream = g_memory_input_stream_new_from_data(g_memdup(dataReference.data(), dataReference.size()), contentLength, g_free);
+        } else {
+            // We expect more data chunks from the UI process.
+            data->stream = webkitSoupRequestInputStreamNew(contentLength);
+            webkitSoupRequestInputStreamAddData(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get()), dataReference.data(), dataReference.size());
+        }
+        g_task_return_pointer(task.get(), data->stream.get(), g_object_unref);
+        return;
+    }
+
+    if (g_cancellable_is_cancelled(data->cancellable.get()) || !data->request) {
+        // 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())))
+            stopLoading(customProtocolID);
+
+        return;
+    }
+
+    webkitSoupRequestInputStreamAddData(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get()), dataReference.data(), dataReference.size());
+}
+
+void CustomProtocolManager::didReceiveResponse(uint64_t customProtocolID, const ResourceResponse& response, uint32_t)
+{
+    auto* data = m_customProtocolMap.get(customProtocolID);
+    // The data might have been removed from the request map if an error happened even before this point.
+    if (!data)
+        return;
+
+    ASSERT(data->task);
+
+    WebKitSoupRequestGeneric* request = WEBKIT_SOUP_REQUEST_GENERIC(g_task_get_source_object(data->task.get()));
+    webkitSoupRequestGenericSetContentLength(request, response.expectedContentLength() ? response.expectedContentLength() : -1);
+    webkitSoupRequestGenericSetContentType(request, !response.mimeType().isEmpty() ? response.mimeType().utf8().data() : 0);
+}
+
+void CustomProtocolManager::didFinishLoading(uint64_t customProtocolID)
+{
+    ASSERT(m_customProtocolMap.contains(customProtocolID));
+    removeCustomProtocol(customProtocolID);
+}
+
+void CustomProtocolManager::wasRedirectedToRequest(uint64_t, const ResourceRequest&, const ResourceResponse&)
+{
+    notImplemented();
+}
+
+} // namespace WebKit