OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2013 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 "content/browser/loader/detached_resource_handler.h" |
| 6 |
| 7 #include <algorithm> |
| 8 #include <vector> |
| 9 |
| 10 #include "base/debug/alias.h" |
| 11 #include "base/strings/string_util.h" |
| 12 #include "content/browser/devtools/devtools_netlog_observer.h" |
| 13 #include "content/browser/loader/resource_dispatcher_host_impl.h" |
| 14 #include "content/browser/loader/resource_message_filter.h" |
| 15 #include "content/browser/loader/resource_request_info_impl.h" |
| 16 #include "content/common/resource_messages.h" |
| 17 #include "content/public/browser/resource_dispatcher_host_delegate.h" |
| 18 #include "net/base/io_buffer.h" |
| 19 #include "net/base/net_errors.h" |
| 20 #include "net/url_request/url_request.h" |
| 21 |
| 22 using base::TimeTicks; |
| 23 |
| 24 namespace content { |
| 25 |
| 26 namespace { |
| 27 |
| 28 static const int kReadBufSize = 1024 * 32; |
| 29 |
| 30 } // namespace |
| 31 |
| 32 |
| 33 DetachedResourceHandler::DetachedResourceHandler( |
| 34 net::URLRequest* request, ResourceDispatcherHostImpl* rdh) |
| 35 : request_(request), rdh_(rdh) {} |
| 36 |
| 37 DetachedResourceHandler::~DetachedResourceHandler() {} |
| 38 |
| 39 bool DetachedResourceHandler::OnResponseCompleted( |
| 40 int request_id, const net::URLRequestStatus& status, |
| 41 const std::string& security_info) { |
| 42 const ResourceRequestInfoImpl* info = |
| 43 ResourceRequestInfoImpl::ForRequest(request_); |
| 44 |
| 45 if (!info->filter()) |
| 46 return true; |
| 47 |
| 48 TimeTicks completion_time = TimeTicks::Now(); |
| 49 |
| 50 int error_code = status.error(); |
| 51 |
| 52 bool was_ignored_by_handler = info->WasIgnoredByHandler(); |
| 53 |
| 54 // If this check fails, then we're in an inconsistent state because all |
| 55 // requests ignored by the handler should be canceled (which should result in |
| 56 // the ERR_ABORTED error code). |
| 57 DCHECK(!was_ignored_by_handler || error_code == net::ERR_ABORTED); |
| 58 |
| 59 // TODO(mkosiba): Fix up cases where we create a URLRequestStatus |
| 60 // with a status() != SUCCESS and an error_code() == net::OK. |
| 61 if (status.status() == net::URLRequestStatus::CANCELED && |
| 62 error_code == net::OK) { |
| 63 error_code = net::ERR_ABORTED; |
| 64 } else if (status.status() == net::URLRequestStatus::FAILED && |
| 65 error_code == net::OK) { |
| 66 error_code = net::ERR_FAILED; |
| 67 } |
| 68 |
| 69 info->filter()->Send(new ResourceMsg_RequestComplete( |
| 70 request_id, error_code, was_ignored_by_handler, security_info, |
| 71 completion_time)); |
| 72 return true; |
| 73 } |
| 74 |
| 75 bool DetachedResourceHandler::OnUploadProgress(int request_id, uint64 position, |
| 76 uint64 size) { |
| 77 const ResourceRequestInfoImpl* info = |
| 78 ResourceRequestInfoImpl::ForRequest(request_); |
| 79 if (!info->filter()) |
| 80 return true; |
| 81 info->filter()->Send( |
| 82 new ResourceMsg_UploadProgress(request_id, position, size)); |
| 83 return true; |
| 84 } |
| 85 |
| 86 bool DetachedResourceHandler::OnResponseStarted(int request_id, |
| 87 ResourceResponse* response, |
| 88 bool* defer) { |
| 89 const ResourceRequestInfoImpl* info = |
| 90 ResourceRequestInfoImpl::ForRequest(request_); |
| 91 |
| 92 if (!info->filter()) |
| 93 return true; |
| 94 |
| 95 if (rdh_->delegate()) { |
| 96 rdh_->delegate()->OnResponseStarted(request_, info->GetContext(), response, |
| 97 info->filter()); |
| 98 } |
| 99 |
| 100 DevToolsNetLogObserver::PopulateResponseInfo(request_, response); |
| 101 |
| 102 response->head.request_start = request_->creation_time(); |
| 103 response->head.response_start = TimeTicks::Now(); |
| 104 info->filter()->Send( |
| 105 new ResourceMsg_ReceivedResponse(request_id, response->head)); |
| 106 |
| 107 if (request_->response_info().metadata.get()) { |
| 108 std::vector<char> copy(request_->response_info().metadata->data(), |
| 109 request_->response_info().metadata->data() + |
| 110 request_->response_info().metadata->size()); |
| 111 info->filter()->Send( |
| 112 new ResourceMsg_ReceivedCachedMetadata(request_id, copy)); |
| 113 } |
| 114 |
| 115 return true; |
| 116 } |
| 117 |
| 118 bool DetachedResourceHandler::OnWillStart(int request_id, const GURL& url, |
| 119 bool* defer) { |
| 120 return true; |
| 121 } |
| 122 |
| 123 bool DetachedResourceHandler::OnWillRead(int request_id, net::IOBuffer** buf, |
| 124 int* buf_size, int min_size) { |
| 125 // Give the loader something to write to, though it's not going to be read. |
| 126 if (!read_buffer_) |
| 127 read_buffer_ = new net::IOBuffer(kReadBufSize); |
| 128 |
| 129 *buf = read_buffer_.get(); |
| 130 *buf_size = kReadBufSize; |
| 131 return true; |
| 132 } |
| 133 |
| 134 bool DetachedResourceHandler::OnReadCompleted(int request_id, int bytes_read, |
| 135 bool* defer) { |
| 136 return true; |
| 137 } |
| 138 |
| 139 bool DetachedResourceHandler::OnRequestRedirected(int request_id, |
| 140 const GURL& new_url, |
| 141 ResourceResponse* response, |
| 142 bool* defer) { |
| 143 return true; |
| 144 } |
| 145 |
| 146 void DetachedResourceHandler::OnDataDownloaded(int request_id, |
| 147 int bytes_downloaded) {} |
| 148 |
| 149 } // namespace content |
OLD | NEW |