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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/android/intercept_download_resource_throttle.h"
#include "content/public/browser/android/download_controller_android.h"
#include "content/public/browser/resource_controller.h"
#include "net/http/http_request_headers.h"
#include "net/http/http_response_headers.h"
#include "net/url_request/url_request.h"
namespace chrome {
InterceptDownloadResourceThrottle::InterceptDownloadResourceThrottle(
net::URLRequest* request,
int render_process_id,
int render_view_id,
int request_id)
: request_(request),
render_process_id_(render_process_id),
render_view_id_(render_view_id),
request_id_(request_id) {
}
InterceptDownloadResourceThrottle::~InterceptDownloadResourceThrottle() {
}
void InterceptDownloadResourceThrottle::WillStartRequest(bool* defer) {
ProcessDownloadRequest();
}
void InterceptDownloadResourceThrottle::WillProcessResponse(bool* defer) {
ProcessDownloadRequest();
}
const char* InterceptDownloadResourceThrottle::GetNameForLogging() const {
return "InterceptDownloadResourceThrottle";
}
void InterceptDownloadResourceThrottle::ProcessDownloadRequest() {
if (request_->method() != net::HttpRequestHeaders::kGetMethod)
return;
// In general, if the request uses HTTP authorization, either with the origin
// or a proxy, then the network stack should handle the download. The one
// exception is a request that is fetched via the Chrome Proxy and does not
// authenticate with the origin.
if (request_->response_info().did_use_http_auth) {
#if defined(SPDY_PROXY_AUTH_ORIGIN)
net::HttpRequestHeaders headers;
request_->GetFullRequestHeaders(&headers);
if (headers.HasHeader(net::HttpRequestHeaders::kAuthorization) ||
!(request_->response_info().headers &&
request_->response_info().headers->
IsDataReductionProxyResponse())) {
return;
}
#else
return;
#endif
}
if (request_->url_chain().empty())
return;
GURL url = request_->url_chain().back();
if (!url.SchemeIsHTTPOrHTTPS())
return;
content::DownloadControllerAndroid::Get()->CreateGETDownload(
render_process_id_, render_view_id_, request_id_);
controller()->Cancel();
}
} // namespace chrome
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