chrome.experimental.downloads

chrome/browser/renderer_host/download_resource_handler.cc

 // Copyright (c) 2011 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/renderer_host/download_resource_handler.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
@@ skipping 15 matching lines @@
 
 DownloadResourceHandler::DownloadResourceHandler(
     ResourceDispatcherHost* rdh,
     int render_process_host_id,
     int render_view_id,
     int request_id,
     const GURL& url,
     DownloadFileManager* download_file_manager,
     net::URLRequest* request,
     bool save_as,
+    OnResponseStartedCallback started_cb,
+    OnUnstartableCallback unstartable_cb,
     const DownloadSaveInfo& save_info)
     : download_id_(-1),
       global_id_(render_process_host_id, request_id),
       render_view_id_(render_view_id),
       content_length_(0),
       download_file_manager_(download_file_manager),
       request_(request),
       save_as_(save_as),
+      started_cb_(started_cb),
+      unstartable_cb_(unstartable_cb),
       save_info_(save_info),
       buffer_(new DownloadBuffer),
       rdh_(rdh),
       is_paused_(false) {
   download_util::RecordDownloadCount(download_util::UNTHROTTLED_COUNT);
 }
 
 bool DownloadResourceHandler::OnUploadProgress(int request_id,
                                                uint64 position,
                                                uint64 size) {
@@ skipping 18 matching lines @@
   request_->GetResponseHeaderByName("content-disposition",
                                     &content_disposition);
   set_content_disposition(content_disposition);
   set_content_length(response->response_head.content_length);
 
   const ResourceDispatcherHostRequestInfo* request_info =
     ResourceDispatcherHost::InfoForRequest(request_);
 
   download_id_ = download_file_manager_->GetNextId();
 
+  started_cb_.Run(download_id_);
+
   // Deleted in DownloadManager.
   DownloadCreateInfo* info = new DownloadCreateInfo;
   info->url_chain = request_->url_chain();
   info->referrer_url = GURL(request_->referrer());
   info->start_time = base::Time::Now();
   info->received_bytes = 0;
   info->total_bytes = content_length_;
   info->state = DownloadItem::IN_PROGRESS;
   info->download_id = download_id_;
   info->has_user_gesture = request_info->has_user_gesture();
@@ skipping 79 matching lines @@
 bool DownloadResourceHandler::OnResponseCompleted(
     int request_id,
     const net::URLRequestStatus& status,
     const std::string& security_info) {
   VLOG(20) << __FUNCTION__ << "()" << DebugString()
            << " request_id = " << request_id
            << " status.status() = " << status.status()
            << " status.os_error() = " << status.os_error();
   int error_code = (status.status() == net::URLRequestStatus::FAILED) ?
       status.os_error() : 0;
+  if (download_id_ == -1) {
+    unstartable_cb_.Run(error_code);
+  }
   // We transfer ownership to |DownloadFileManager| to delete |buffer_|,
   // so that any functions queued up on the FILE thread are executed
   // before deletion.
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       NewRunnableMethod(download_file_manager_,
                         &DownloadFileManager::OnResponseCompleted,
                         download_id_,
                         buffer_.release(),
                         error_code,
@@ skipping 64 matching lines @@
                             " render_view_id_ = " "%d"
                             " save_info_.file_path = \"%" PRFilePath "\""
                             " }",
                             request_->url().spec().c_str(),
                             download_id_,
                             global_id_.child_id,
                             global_id_.request_id,
                             render_view_id_,
                             save_info_.file_path.value().c_str());
 }