1 // Copyright (c) 2011 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 "webkit/glue/alt_error_page_resource_fetcher.h"
6
7 #include "base/callback.h"
8 #include "webkit/glue/resource_fetcher.h"
9
10 using WebKit::WebFrame;
11 using WebKit::WebURLError;
12 using WebKit::WebURLRequest;
13 using WebKit::WebURLResponse;
14
15 namespace webkit_glue {
16
17 // Number of seconds to wait for the alternate error page server. If it takes
18 // too long, just use the local error page.
19 static const int kDownloadTimeoutSec = 3;
20
AltErrorPageResourceFetcher(const GURL & url,WebFrame * frame,const WebURLError & original_error,Callback * callback)21 AltErrorPageResourceFetcher::AltErrorPageResourceFetcher(
22 const GURL& url,
23 WebFrame* frame,
24 const WebURLError& original_error,
25 Callback* callback)
26 : frame_(frame),
27 callback_(callback),
28 original_error_(original_error) {
29 fetcher_.reset(new ResourceFetcherWithTimeout(
30 url, frame, WebURLRequest::TargetIsMainFrame, kDownloadTimeoutSec,
31 NewCallback(this, &AltErrorPageResourceFetcher::OnURLFetchComplete)));
32 }
33
~AltErrorPageResourceFetcher()34 AltErrorPageResourceFetcher::~AltErrorPageResourceFetcher() {
35 }
36
Cancel()37 void AltErrorPageResourceFetcher::Cancel() {
38 fetcher_->Cancel();
39 }
40
OnURLFetchComplete(const WebURLResponse & response,const std::string & data)41 void AltErrorPageResourceFetcher::OnURLFetchComplete(
42 const WebURLResponse& response,
43 const std::string& data) {
44 // A null response indicates a network error.
45 if (!response.isNull() && response.httpStatusCode() == 200) {
46 callback_->Run(frame_, original_error_, data);
47 } else {
48 callback_->Run(frame_, original_error_, std::string());
49 }
50 }
51
52 } // namespace webkit_glue
53