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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 "android_webview/browser/net/aw_network_delegate.h"
6 
7 #include "android_webview/browser/aw_cookie_access_policy.h"
8 #include "base/android/build_info.h"
9 #include "components/data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler.h"
10 #include "components/data_reduction_proxy/browser/data_reduction_proxy_params.h"
11 #include "components/data_reduction_proxy/browser/data_reduction_proxy_protocol.h"
12 #include "net/base/net_errors.h"
13 #include "net/base/completion_callback.h"
14 #include "net/proxy/proxy_info.h"
15 #include "net/proxy/proxy_server.h"
16 #include "net/url_request/url_request.h"
17 
18 namespace android_webview {
19 
AwNetworkDelegate()20 AwNetworkDelegate::AwNetworkDelegate()
21     : data_reduction_proxy_params_(NULL),
22       data_reduction_proxy_auth_request_handler_(NULL) {
23 }
24 
~AwNetworkDelegate()25 AwNetworkDelegate::~AwNetworkDelegate() {
26 }
27 
OnBeforeURLRequest(net::URLRequest * request,const net::CompletionCallback & callback,GURL * new_url)28 int AwNetworkDelegate::OnBeforeURLRequest(
29     net::URLRequest* request,
30     const net::CompletionCallback& callback,
31     GURL* new_url) {
32   return net::OK;
33 }
34 
OnBeforeSendHeaders(net::URLRequest * request,const net::CompletionCallback & callback,net::HttpRequestHeaders * headers)35 int AwNetworkDelegate::OnBeforeSendHeaders(
36     net::URLRequest* request,
37     const net::CompletionCallback& callback,
38     net::HttpRequestHeaders* headers) {
39 
40   DCHECK(headers);
41   headers->SetHeaderIfMissing(
42       "X-Requested-With",
43       base::android::BuildInfo::GetInstance()->package_name());
44   return net::OK;
45 }
46 
OnBeforeSendProxyHeaders(net::URLRequest * request,const net::ProxyInfo & proxy_info,net::HttpRequestHeaders * headers)47 void AwNetworkDelegate::OnBeforeSendProxyHeaders(
48     net::URLRequest* request,
49     const net::ProxyInfo& proxy_info,
50     net::HttpRequestHeaders* headers) {
51   if (data_reduction_proxy_auth_request_handler_) {
52     data_reduction_proxy_auth_request_handler_->MaybeAddRequestHeader(
53         request, proxy_info.proxy_server(), headers);
54   }
55 }
56 
OnSendHeaders(net::URLRequest * request,const net::HttpRequestHeaders & headers)57 void AwNetworkDelegate::OnSendHeaders(net::URLRequest* request,
58                                       const net::HttpRequestHeaders& headers) {
59 }
60 
OnHeadersReceived(net::URLRequest * request,const net::CompletionCallback & callback,const net::HttpResponseHeaders * original_response_headers,scoped_refptr<net::HttpResponseHeaders> * override_response_headers,GURL * allowed_unsafe_redirect_url)61 int AwNetworkDelegate::OnHeadersReceived(
62     net::URLRequest* request,
63     const net::CompletionCallback& callback,
64     const net::HttpResponseHeaders* original_response_headers,
65     scoped_refptr<net::HttpResponseHeaders>* override_response_headers,
66     GURL* allowed_unsafe_redirect_url) {
67 
68   data_reduction_proxy::MaybeBypassProxyAndPrepareToRetry(
69       data_reduction_proxy_params_,
70       request,
71       original_response_headers,
72       override_response_headers,
73       NULL /* returned bypass type */);
74 
75   return net::OK;
76 }
77 
OnBeforeRedirect(net::URLRequest * request,const GURL & new_location)78 void AwNetworkDelegate::OnBeforeRedirect(net::URLRequest* request,
79                                          const GURL& new_location) {
80 }
81 
OnResponseStarted(net::URLRequest * request)82 void AwNetworkDelegate::OnResponseStarted(net::URLRequest* request) {
83 }
84 
OnRawBytesRead(const net::URLRequest & request,int bytes_read)85 void AwNetworkDelegate::OnRawBytesRead(const net::URLRequest& request,
86                                        int bytes_read) {
87 }
88 
OnCompleted(net::URLRequest * request,bool started)89 void AwNetworkDelegate::OnCompleted(net::URLRequest* request, bool started) {
90 }
91 
OnURLRequestDestroyed(net::URLRequest * request)92 void AwNetworkDelegate::OnURLRequestDestroyed(net::URLRequest* request) {
93 }
94 
OnPACScriptError(int line_number,const base::string16 & error)95 void AwNetworkDelegate::OnPACScriptError(int line_number,
96                                          const base::string16& error) {
97 }
98 
OnAuthRequired(net::URLRequest * request,const net::AuthChallengeInfo & auth_info,const AuthCallback & callback,net::AuthCredentials * credentials)99 net::NetworkDelegate::AuthRequiredResponse AwNetworkDelegate::OnAuthRequired(
100     net::URLRequest* request,
101     const net::AuthChallengeInfo& auth_info,
102     const AuthCallback& callback,
103     net::AuthCredentials* credentials) {
104   return AUTH_REQUIRED_RESPONSE_NO_ACTION;
105 }
106 
OnCanGetCookies(const net::URLRequest & request,const net::CookieList & cookie_list)107 bool AwNetworkDelegate::OnCanGetCookies(const net::URLRequest& request,
108                                         const net::CookieList& cookie_list) {
109   return AwCookieAccessPolicy::GetInstance()->OnCanGetCookies(request,
110                                                               cookie_list);
111 }
112 
OnCanSetCookie(const net::URLRequest & request,const std::string & cookie_line,net::CookieOptions * options)113 bool AwNetworkDelegate::OnCanSetCookie(const net::URLRequest& request,
114                                        const std::string& cookie_line,
115                                        net::CookieOptions* options) {
116   return AwCookieAccessPolicy::GetInstance()->OnCanSetCookie(request,
117                                                              cookie_line,
118                                                              options);
119 }
120 
OnCanAccessFile(const net::URLRequest & request,const base::FilePath & path) const121 bool AwNetworkDelegate::OnCanAccessFile(const net::URLRequest& request,
122                                         const base::FilePath& path) const {
123   return true;
124 }
125 
OnCanThrottleRequest(const net::URLRequest & request) const126 bool AwNetworkDelegate::OnCanThrottleRequest(
127     const net::URLRequest& request) const {
128   return false;
129 }
130 
OnBeforeSocketStreamConnect(net::SocketStream * stream,const net::CompletionCallback & callback)131 int AwNetworkDelegate::OnBeforeSocketStreamConnect(
132     net::SocketStream* stream,
133     const net::CompletionCallback& callback) {
134   return net::OK;
135 }
136 
137 }  // namespace android_webview
138