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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/net/chrome_network_delegate.h" | 5 #include "chrome/browser/net/chrome_network_delegate.h" |
6 | 6 |
7 #include <vector> | 7 #include <vector> |
8 | 8 |
9 #include "base/base_paths.h" | 9 #include "base/base_paths.h" |
10 #include "base/logging.h" | 10 #include "base/logging.h" |
11 #include "base/metrics/histogram.h" | 11 #include "base/metrics/histogram.h" |
12 #include "base/path_service.h" | 12 #include "base/path_service.h" |
13 #include "base/prefs/public/pref_member.h" | 13 #include "base/prefs/public/pref_member.h" |
14 #include "base/string_number_conversions.h" | 14 #include "base/string_number_conversions.h" |
15 #include "base/string_split.h" | 15 #include "base/string_split.h" |
16 #include "chrome/browser/browser_process.h" | 16 #include "chrome/browser/browser_process.h" |
17 #include "chrome/browser/content_settings/cookie_settings.h" | 17 #include "chrome/browser/content_settings/cookie_settings.h" |
18 #include "chrome/browser/content_settings/tab_specific_content_settings.h" | 18 #include "chrome/browser/content_settings/tab_specific_content_settings.h" |
19 #include "chrome/browser/custom_handlers/protocol_handler_registry.h" | 19 #include "chrome/browser/custom_handlers/protocol_handler_registry.h" |
20 #include "chrome/browser/extensions/api/proxy/proxy_api.h" | 20 #include "chrome/browser/extensions/api/proxy/proxy_api.h" |
21 #include "chrome/browser/extensions/api/web_request/web_request_api.h" | 21 #include "chrome/browser/extensions/api/web_request/web_request_api.h" |
22 #include "chrome/browser/extensions/event_router_forwarder.h" | 22 #include "chrome/browser/extensions/event_router_forwarder.h" |
23 #include "chrome/browser/extensions/extension_info_map.h" | 23 #include "chrome/browser/extensions/extension_info_map.h" |
24 #include "chrome/browser/extensions/extension_process_manager.h" | 24 #include "chrome/browser/extensions/extension_process_manager.h" |
25 #include "chrome/browser/extensions/extension_system.h" | 25 #include "chrome/browser/extensions/extension_system.h" |
26 #include "chrome/browser/google/google_util.h" | 26 #include "chrome/browser/google/google_util.h" |
27 #include "chrome/browser/net/client_hints.h" | |
27 #include "chrome/browser/net/connect_interceptor.h" | 28 #include "chrome/browser/net/connect_interceptor.h" |
28 #include "chrome/browser/net/load_time_stats.h" | 29 #include "chrome/browser/net/load_time_stats.h" |
29 #include "chrome/browser/performance_monitor/performance_monitor.h" | 30 #include "chrome/browser/performance_monitor/performance_monitor.h" |
30 #include "chrome/browser/prefs/pref_service.h" | 31 #include "chrome/browser/prefs/pref_service.h" |
31 #include "chrome/browser/profiles/profile_manager.h" | 32 #include "chrome/browser/profiles/profile_manager.h" |
32 #include "chrome/browser/task_manager/task_manager.h" | 33 #include "chrome/browser/task_manager/task_manager.h" |
33 #include "chrome/common/pref_names.h" | 34 #include "chrome/common/pref_names.h" |
34 #include "chrome/common/url_constants.h" | 35 #include "chrome/common/url_constants.h" |
35 #include "content/public/browser/browser_thread.h" | 36 #include "content/public/browser/browser_thread.h" |
36 #include "content/public/browser/render_view_host.h" | 37 #include "content/public/browser/render_view_host.h" |
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68 bool ChromeNetworkDelegate::g_allow_file_access_ = true; | 69 bool ChromeNetworkDelegate::g_allow_file_access_ = true; |
69 #endif | 70 #endif |
70 | 71 |
71 // This remains false unless the --disable-extensions-http-throttling | 72 // This remains false unless the --disable-extensions-http-throttling |
72 // flag is passed to the browser. | 73 // flag is passed to the browser. |
73 bool ChromeNetworkDelegate::g_never_throttle_requests_ = false; | 74 bool ChromeNetworkDelegate::g_never_throttle_requests_ = false; |
74 | 75 |
75 namespace { | 76 namespace { |
76 | 77 |
77 const char kDNTHeader[] = "DNT"; | 78 const char kDNTHeader[] = "DNT"; |
79 const char kClientHintsHeader[] = "Client-Hints"; | |
78 | 80 |
79 // If the |request| failed due to problems with a proxy, forward the error to | 81 // If the |request| failed due to problems with a proxy, forward the error to |
80 // the proxy extension API. | 82 // the proxy extension API. |
81 void ForwardProxyErrors(net::URLRequest* request, | 83 void ForwardProxyErrors(net::URLRequest* request, |
82 extensions::EventRouterForwarder* event_router, | 84 extensions::EventRouterForwarder* event_router, |
83 void* profile) { | 85 void* profile) { |
84 if (request->status().status() == net::URLRequestStatus::FAILED) { | 86 if (request->status().status() == net::URLRequestStatus::FAILED) { |
85 switch (request->status().error()) { | 87 switch (request->status().error()) { |
86 case net::ERR_PROXY_AUTH_UNSUPPORTED: | 88 case net::ERR_PROXY_AUTH_UNSUPPORTED: |
87 case net::ERR_PROXY_CONNECTION_FAILED: | 89 case net::ERR_PROXY_CONNECTION_FAILED: |
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272 profile_(NULL), | 274 profile_(NULL), |
273 enable_referrers_(enable_referrers), | 275 enable_referrers_(enable_referrers), |
274 enable_do_not_track_(NULL), | 276 enable_do_not_track_(NULL), |
275 force_google_safe_search_(NULL), | 277 force_google_safe_search_(NULL), |
276 url_blacklist_manager_(NULL), | 278 url_blacklist_manager_(NULL), |
277 load_time_stats_(NULL), | 279 load_time_stats_(NULL), |
278 received_content_length_(0), | 280 received_content_length_(0), |
279 original_content_length_(0) { | 281 original_content_length_(0) { |
280 DCHECK(event_router); | 282 DCHECK(event_router); |
281 DCHECK(enable_referrers); | 283 DCHECK(enable_referrers); |
284 client_hints_ = ClientHints::create(); | |
Ryan Sleevi
2013/01/16 23:19:56
Why a static method? Why not new ClientHints?
bengr (incorrect)
2013/01/17 01:50:44
Done.
| |
282 } | 285 } |
283 | 286 |
284 ChromeNetworkDelegate::~ChromeNetworkDelegate() {} | 287 ChromeNetworkDelegate::~ChromeNetworkDelegate() {} |
285 | 288 |
286 void ChromeNetworkDelegate::set_extension_info_map( | 289 void ChromeNetworkDelegate::set_extension_info_map( |
287 ExtensionInfoMap* extension_info_map) { | 290 ExtensionInfoMap* extension_info_map) { |
288 extension_info_map_ = extension_info_map; | 291 extension_info_map_ = extension_info_map; |
289 } | 292 } |
290 | 293 |
291 void ChromeNetworkDelegate::set_cookie_settings( | 294 void ChromeNetworkDelegate::set_cookie_settings( |
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376 } | 379 } |
377 #endif | 380 #endif |
378 | 381 |
379 ForwardRequestStatus(REQUEST_STARTED, request, profile_); | 382 ForwardRequestStatus(REQUEST_STARTED, request, profile_); |
380 | 383 |
381 if (!enable_referrers_->GetValue()) | 384 if (!enable_referrers_->GetValue()) |
382 request->set_referrer(std::string()); | 385 request->set_referrer(std::string()); |
383 if (enable_do_not_track_ && enable_do_not_track_->GetValue()) | 386 if (enable_do_not_track_ && enable_do_not_track_->GetValue()) |
384 request->SetExtraRequestHeaderByName(kDNTHeader, "1", true /* override */); | 387 request->SetExtraRequestHeaderByName(kDNTHeader, "1", true /* override */); |
385 | 388 |
389 // TODO(bengr): Put behind experimental flag. | |
390 int process_id, render_view_id; | |
391 const ResourceRequestInfo* info = ResourceRequestInfo::ForRequest(request); | |
392 if (info && info->GetAssociatedRenderView(&process_id, &render_view_id)) { | |
393 if (client_hints_->IsScreenInfoAvailable(process_id, render_view_id)) { | |
394 std::string client_hints_value = | |
395 client_hints_->GetScreenInfoHints(process_id, render_view_id); | |
396 request->SetExtraRequestHeaderByName(kClientHintsHeader, | |
397 client_hints_value, true); | |
398 DVLOG(2) << kClientHintsHeader << ": " << client_hints_value | |
399 << " for " << request->url().spec(); | |
400 } else { | |
401 DVLOG(2) << kClientHintsHeader << " not available for " | |
402 << request->url().spec(); | |
403 } | |
404 } | |
405 | |
386 bool force_safe_search = force_google_safe_search_ && | 406 bool force_safe_search = force_google_safe_search_ && |
387 force_google_safe_search_->GetValue(); | 407 force_google_safe_search_->GetValue(); |
388 | 408 |
389 net::CompletionCallback wrapped_callback = callback; | 409 net::CompletionCallback wrapped_callback = callback; |
390 if (force_safe_search) { | 410 if (force_safe_search) { |
391 wrapped_callback = base::Bind(&ForceGoogleSafeSearchCallbackWrapper, | 411 wrapped_callback = base::Bind(&ForceGoogleSafeSearchCallbackWrapper, |
392 callback, | 412 callback, |
393 base::Unretained(request), | 413 base::Unretained(request), |
394 base::Unretained(new_url)); | 414 base::Unretained(new_url)); |
395 } | 415 } |
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672 | 692 |
673 void ChromeNetworkDelegate::AccumulateContentLength( | 693 void ChromeNetworkDelegate::AccumulateContentLength( |
674 int64 received_content_length, int64 original_content_length) { | 694 int64 received_content_length, int64 original_content_length) { |
675 DCHECK_GE(received_content_length, 0); | 695 DCHECK_GE(received_content_length, 0); |
676 DCHECK_GE(original_content_length, 0); | 696 DCHECK_GE(original_content_length, 0); |
677 StoreAccumulatedContentLength(received_content_length, | 697 StoreAccumulatedContentLength(received_content_length, |
678 original_content_length); | 698 original_content_length); |
679 received_content_length_ += received_content_length; | 699 received_content_length_ += received_content_length; |
680 original_content_length_ += original_content_length; | 700 original_content_length_ += original_content_length; |
681 } | 701 } |
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