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https://bitbucket.org/chromiumembedded/cef
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Create 1453 release branch for CEF1.
git-svn-id: https://chromiumembedded.googlecode.com/svn/branches/1453@1184 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
This commit is contained in:
Marshall Greenblatt
304
cef1/libcef/web_urlrequest_impl.cc
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304
cef1/libcef/web_urlrequest_impl.cc
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// Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include "libcef/web_urlrequest_impl.h"
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#include "libcef/browser_webkit_init.h"
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#include "libcef/cef_thread.h"
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#include "libcef/request_impl.h"
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#include "libcef/response_impl.h"
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#include "base/bind.h"
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#include "base/logging.h"
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#include "base/memory/scoped_ptr.h"
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#include "googleurl/src/gurl.h"
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#include "third_party/WebKit/Source/Platform/chromium/public/WebURLError.h"
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#include "third_party/WebKit/Source/Platform/chromium/public/WebURLLoaderClient.h"
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#include "third_party/WebKit/Source/Platform/chromium/public/WebURLRequest.h"
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#include "third_party/WebKit/Source/Platform/chromium/public/WebURLResponse.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
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#include "webkit/glue/weburlloader_impl.h"
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using WebKit::WebURLError;
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using WebKit::WebURLLoader;
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using WebKit::WebURLRequest;
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using WebKit::WebURLResponse;
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namespace {
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class CefWebURLLoaderClientImpl;
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};
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// Manages the lifespan of WebKit objects. Methods of this class will only be
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// called on the UI thread.
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class CefWebURLRequestImpl::Context
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: public base::RefCountedThreadSafe<CefWebURLRequestImpl::Context,
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CefThread::DeleteOnUIThread> {
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public:
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explicit Context(CefRefPtr<CefWebURLRequestImpl> client)
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: client_(client) {
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}
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virtual ~Context() {
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}
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void initialize(CefRefPtr<CefRequest> request);
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void destroy();
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void cancel();
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CefRefPtr<CefWebURLRequestImpl> client() { return client_; }
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protected:
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CefRefPtr<CefWebURLRequestImpl> client_;
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scoped_ptr<webkit_glue::WebURLLoaderImpl> url_loader_;
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scoped_ptr<CefWebURLLoaderClientImpl> url_client_;
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};
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namespace {
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// Implements the WebURLLoaderClient interface. Methods of this class will only
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// be called on the UI thread.
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class CefWebURLLoaderClientImpl : public WebKit::WebURLLoaderClient {
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public:
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explicit CefWebURLLoaderClientImpl(CefWebURLRequestImpl::Context* context)
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: context_(context) {
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}
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virtual ~CefWebURLLoaderClientImpl() {
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}
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// =====================================================================
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// WebKit::WebURLLoaderClient API
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//
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// Called when following a redirect. |newRequest| contains the request
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// generated by the redirect. The client may modify |newRequest|.
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virtual void willSendRequest(WebKit::WebURLLoader*,
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WebKit::WebURLRequest& newRequest,
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const WebKit::WebURLResponse& redirectResponse) {
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REQUIRE_UIT();
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if (!context_)
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return;
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CefRefPtr<CefWebURLRequestImpl> client = context_->client();
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if (client.get()) {
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CefRefPtr<CefWebURLRequestClient> handler = client->GetHandler();
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if (handler.get()) {
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CefRefPtr<CefRequestImpl> cefRequest(new CefRequestImpl());
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CefRefPtr<CefResponse> cefResponse(
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new CefResponseImpl(redirectResponse));
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cefRequest->Set(newRequest);
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handler->OnRedirect(client.get(), cefRequest.get(), cefResponse);
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cefRequest->Get(newRequest);
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}
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}
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}
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// Called to report upload progress. The bytes reported correspond to
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// the HTTP message body.
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virtual void didSendData(
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WebKit::WebURLLoader*,
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unsigned long long bytesSent, // NOLINT(runtime/int)
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unsigned long long totalBytesToBeSent) { // NOLINT(runtime/int)
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REQUIRE_UIT();
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if (!context_)
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return;
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CefRefPtr<CefWebURLRequestImpl> client = context_->client();
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if (client.get()) {
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CefRefPtr<CefWebURLRequestClient> handler = client->GetHandler();
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if (handler.get())
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handler->OnProgress(client.get(), bytesSent, totalBytesToBeSent);
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}
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}
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// Called when response headers are received.
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virtual void didReceiveResponse(WebKit::WebURLLoader*,
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const WebKit::WebURLResponse& response) {
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REQUIRE_UIT();
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if (!context_)
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return;
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CefRefPtr<CefWebURLRequestImpl> client = context_->client();
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if (client.get()) {
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client->DoStateChange(WUR_STATE_HEADERS_RECEIVED);
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CefRefPtr<CefWebURLRequestClient> handler = client->GetHandler();
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if (handler.get()) {
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CefRefPtr<CefResponse> cefResponse(new CefResponseImpl(response));
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handler->OnHeadersReceived(client.get(), cefResponse);
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}
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}
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}
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// Called when a chunk of response data is downloaded. This is only called
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// if WebURLRequest's downloadToFile flag was set to true.
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virtual void didDownloadData(WebKit::WebURLLoader*, int dataLength) {
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NOTREACHED();
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}
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// Called when a chunk of response data is received.
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virtual void didReceiveData(WebURLLoader*, const char* data, int dataLength,
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int lengthReceived) {
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REQUIRE_UIT();
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if (!context_)
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return;
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CefRefPtr<CefWebURLRequestImpl> client = context_->client();
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if (client.get()) {
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client->DoStateChange(WUR_STATE_LOADING);
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CefRefPtr<CefWebURLRequestClient> handler = client->GetHandler();
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if (handler.get()) {
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handler->OnData(client.get(), data, dataLength);
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}
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}
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}
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// Called when a chunk of renderer-generated metadata is received from
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// the cache.
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virtual void didReceiveCachedMetadata(WebKit::WebURLLoader*, const char* data,
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int dataLength) {
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NOTREACHED();
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}
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// Called when the load completes successfully.
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virtual void didFinishLoading(WebKit::WebURLLoader*, double finishTime) {
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REQUIRE_UIT();
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if (!context_)
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return;
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CefRefPtr<CefWebURLRequestImpl> client = context_->client();
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if (client.get())
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client->DoStateChange(WUR_STATE_DONE);
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complete();
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}
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// Called when the load completes with an error.
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virtual void didFail(WebKit::WebURLLoader*,
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const WebKit::WebURLError& error) {
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REQUIRE_UIT();
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if (!context_)
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return;
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CefRefPtr<CefWebURLRequestImpl> client = context_->client();
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if (client.get() && client->GetState() != WUR_STATE_ABORT) {
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client->DoStateChange(WUR_STATE_ERROR);
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CefRefPtr<CefWebURLRequestClient> handler = client->GetHandler();
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if (handler.get()) {
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handler->OnError(client.get(),
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static_cast<CefWebURLRequestClient::ErrorCode>(error.reason));
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}
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}
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complete();
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}
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void complete() {
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context_->destroy();
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context_ = NULL;
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}
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protected:
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scoped_refptr<CefWebURLRequestImpl::Context> context_;
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};
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} // namespace
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// CefWebURLManager
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void CefWebURLRequestImpl::Context::initialize(
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CefRefPtr<CefRequest> request) {
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REQUIRE_UIT();
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url_loader_.reset(
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new webkit_glue::WebURLLoaderImpl(reinterpret_cast<BrowserWebKitInit*>(
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WebKit::webKitPlatformSupport())));
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url_client_.reset(new CefWebURLLoaderClientImpl(this));
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WebURLRequest urlRequest;
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static_cast<CefRequestImpl*>(request.get())->Get(urlRequest);
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url_loader_->loadAsynchronously(urlRequest, url_client_.get());
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}
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void CefWebURLRequestImpl::Context::destroy() {
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REQUIRE_UIT();
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client_ = NULL;
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}
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void CefWebURLRequestImpl::Context::cancel() {
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REQUIRE_UIT();
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url_loader_->cancel();
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url_client_->complete();
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}
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// CefWebURLRequest
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// static
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CefRefPtr<CefWebURLRequest>
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CefWebURLRequest::CreateWebURLRequest(
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CefRefPtr<CefRequest> request, CefRefPtr<CefWebURLRequestClient> client) {
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CefRefPtr<CefWebURLRequestImpl> requester = new CefWebURLRequestImpl(client);
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// Send the request from the UI thread.
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CefThread::PostTask(CefThread::UI, FROM_HERE,
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base::Bind(&CefWebURLRequestImpl::DoSend, requester.get(), request));
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return requester.get();
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}
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// CefWebURLRequestImpl
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CefWebURLRequestImpl::CefWebURLRequestImpl(
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CefRefPtr<CefWebURLRequestClient> handler)
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: handler_(handler),
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state_(WUR_STATE_UNSENT) {
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}
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CefWebURLRequestImpl::~CefWebURLRequestImpl() {
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}
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CefWebURLRequestImpl::RequestState CefWebURLRequestImpl::GetState() {
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AutoLock lock_scope(this);
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return state_;
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}
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void CefWebURLRequestImpl::Cancel() {
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CefThread::PostTask(CefThread::UI, FROM_HERE,
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base::Bind(&CefWebURLRequestImpl::DoCancel, this));
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}
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void CefWebURLRequestImpl::DoSend(CefRefPtr<CefRequest> request) {
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REQUIRE_UIT();
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DCHECK(state_ == WUR_STATE_UNSENT);
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context_ = new CefWebURLRequestImpl::Context(this);
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context_->initialize(request);
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DoStateChange(WUR_STATE_STARTED);
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}
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void CefWebURLRequestImpl::DoCancel() {
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REQUIRE_UIT();
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if (state_ < WUR_STATE_DONE) {
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DoStateChange(WUR_STATE_ABORT);
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context_->cancel();
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}
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}
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void CefWebURLRequestImpl::DoStateChange(RequestState newState) {
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REQUIRE_UIT();
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if (state_ == newState)
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return;
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{
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AutoLock lock_scope(this);
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state_ = newState;
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}
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if (handler_.get())
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handler_->OnStateChange(this, newState);
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}
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