| // 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 "net/url_request/url_request_redirect_job.h" |
| |
| #include <string> |
| |
| #include "base/bind.h" |
| #include "base/compiler_specific.h" |
| #include "base/logging.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/strings/stringprintf.h" |
| #include "net/base/load_timing_info.h" |
| #include "net/base/net_errors.h" |
| #include "net/base/net_log.h" |
| #include "net/http/http_response_headers.h" |
| #include "net/http/http_util.h" |
| #include "net/url_request/url_request.h" |
| |
| namespace net { |
| |
| URLRequestRedirectJob::URLRequestRedirectJob(URLRequest* request, |
| NetworkDelegate* network_delegate, |
| const GURL& redirect_destination, |
| ResponseCode response_code, |
| const std::string& redirect_reason) |
| : URLRequestJob(request, network_delegate), |
| redirect_destination_(redirect_destination), |
| response_code_(response_code), |
| redirect_reason_(redirect_reason), |
| weak_factory_(this) { |
| DCHECK(!redirect_reason_.empty()); |
| } |
| |
| void URLRequestRedirectJob::GetResponseInfo(HttpResponseInfo* info) { |
| // Should only be called after the URLRequest has been notified there's header |
| // information. |
| DCHECK(fake_headers_); |
| |
| // This assumes |info| is a freshly constructed HttpResponseInfo. |
| info->headers = fake_headers_; |
| info->request_time = response_time_; |
| info->response_time = response_time_; |
| } |
| |
| void URLRequestRedirectJob::GetLoadTimingInfo( |
| LoadTimingInfo* load_timing_info) const { |
| // Set send_start and send_end to receive_headers_end_ to be consistent |
| // with network cache behavior. |
| load_timing_info->send_start = receive_headers_end_; |
| load_timing_info->send_end = receive_headers_end_; |
| load_timing_info->receive_headers_end = receive_headers_end_; |
| } |
| |
| void URLRequestRedirectJob::Start() { |
| request()->net_log().AddEvent( |
| NetLog::TYPE_URL_REQUEST_REDIRECT_JOB, |
| NetLog::StringCallback("reason", &redirect_reason_)); |
| base::MessageLoop::current()->PostTask( |
| FROM_HERE, |
| base::Bind(&URLRequestRedirectJob::StartAsync, |
| weak_factory_.GetWeakPtr())); |
| } |
| |
| bool URLRequestRedirectJob::CopyFragmentOnRedirect(const GURL& location) const { |
| // The instantiators have full control over the desired redirection target, |
| // including the reference fragment part of the URL. |
| return false; |
| } |
| |
| int URLRequestRedirectJob::GetResponseCode() const { |
| // Should only be called after the URLRequest has been notified there's header |
| // information. |
| DCHECK(fake_headers_); |
| return response_code_; |
| } |
| |
| URLRequestRedirectJob::~URLRequestRedirectJob() {} |
| |
| void URLRequestRedirectJob::StartAsync() { |
| receive_headers_end_ = base::TimeTicks::Now(); |
| response_time_ = base::Time::Now(); |
| |
| std::string header_string = |
| base::StringPrintf("HTTP/1.1 %i Internal Redirect\n" |
| "Location: %s\n" |
| "Non-Authoritative-Reason: %s", |
| response_code_, |
| redirect_destination_.spec().c_str(), |
| redirect_reason_.c_str()); |
| fake_headers_ = new HttpResponseHeaders( |
| HttpUtil::AssembleRawHeaders(header_string.c_str(), |
| header_string.length())); |
| DCHECK(fake_headers_->IsRedirect(NULL)); |
| |
| request()->net_log().AddEvent( |
| NetLog::TYPE_URL_REQUEST_FAKE_RESPONSE_HEADERS_CREATED, |
| base::Bind( |
| &HttpResponseHeaders::NetLogCallback, |
| base::Unretained(fake_headers_.get()))); |
| |
| // TODO(mmenke): Consider calling the NetworkDelegate with the headers here. |
| // There's some weirdness about how to handle the case in which the delegate |
| // tries to modify the redirect location, in terms of how IsSafeRedirect |
| // should behave, and whether the fragment should be copied. |
| URLRequestJob::NotifyHeadersComplete(); |
| } |
| |
| } // namespace net |