src/net/url_request/url_request_redirect_job.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/url_request/url_request_redirect_job.h"
   6
   7 #include "base/bind.h"
   8 #include "base/compiler_specific.h"
   9 #include "base/logging.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "net/base/load_timing_info.h"
  12 #include "net/base/net_log.h"
  13 #include "net/url_request/url_request.h"
  14
  15 namespace net {
  16
  17 URLRequestRedirectJob::URLRequestRedirectJob(URLRequest* request,
  18                                              NetworkDelegate* network_delegate,
  19                                              const GURL& redirect_destination,
  20                                              StatusCode http_status_code,
  21                                              const std::string& redirect_reason)
  22     : URLRequestJob(request, network_delegate),
  23       redirect_destination_(redirect_destination),
  24       http_status_code_(http_status_code),
  25       redirect_reason_(redirect_reason),
  26       weak_factory_(this) {
  27   DCHECK(!redirect_reason_.empty());
  28 }
  29
  30 void URLRequestRedirectJob::Start() {
  31   request()->net_log().AddEvent(
  32       NetLog::TYPE_URL_REQUEST_REDIRECT_JOB,
  33       NetLog::StringCallback("reason", &redirect_reason_));
  34   base::MessageLoop::current()->PostTask(
  35       FROM_HERE,
  36       base::Bind(&URLRequestRedirectJob::StartAsync,
  37                  weak_factory_.GetWeakPtr()));
  38 }
  39
  40 bool URLRequestRedirectJob::IsRedirectResponse(GURL* location,
  41                                                int* http_status_code) {
  42   *location = redirect_destination_;
  43   *http_status_code = http_status_code_;
  44   return true;
  45 }
  46
  47 bool URLRequestRedirectJob::CopyFragmentOnRedirect(const GURL& location) const {
  48   // The instantiators have full control over the desired redirection target,
  49   // including the reference fragment part of the URL.
  50   return false;
  51 }
  52
  53 URLRequestRedirectJob::~URLRequestRedirectJob() {}
  54
  55 void URLRequestRedirectJob::StartAsync() {
  56   receive_headers_end_ = base::TimeTicks::Now();
  57   NotifyHeadersComplete();
  58 }
  59
  60 void URLRequestRedirectJob::GetLoadTimingInfo(
  61     LoadTimingInfo* load_timing_info) const {
  62   // Set send_start and send_end to receive_headers_end_ to keep consistent
  63   // with network cache behavior.
  64   load_timing_info->send_start = receive_headers_end_;
  65   load_timing_info->send_end = receive_headers_end_;
  66   load_timing_info->receive_headers_end = receive_headers_end_;
  67 }
  68
  69 }  // namespace net