Create a new URLRequestJobFactory for isolated request contexts.

chrome/browser/profiles/off_the_record_profile_io_data.cc

 // Copyright (c) 2012 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/profiles/off_the_record_profile_io_data.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/threading/worker_pool.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/custom_handlers/protocol_handler_registry.h"
+#include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/net/about_protocol_handler.h"
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager_backend.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/resource_context.h"
 #include "net/base/default_server_bound_cert_store.h"
 #include "net/base/server_bound_cert_service.h"
 #include "net/ftp/ftp_network_layer.h"
 #include "net/http/http_cache.h"
 #include "net/http/http_network_session.h"
 #include "net/http/http_server_properties_impl.h"
-#include "net/url_request/file_protocol_handler.h"
-#include "net/url_request/ftp_protocol_handler.h"
 #include "net/url_request/url_request_job_factory_impl.h"
 #include "webkit/database/database_tracker.h"
 
 using content::BrowserThread;
 
 OffTheRecordProfileIOData::Handle::Handle(Profile* profile)
     : io_data_(new OffTheRecordProfileIOData),
       profile_(profile),
       initialized_(false) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
@@ skipping 76 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(!app_id.empty());
   LazyInitialize();
 
   // Keep a map of request context getters, one per requested app ID.
   ChromeURLRequestContextGetterMap::iterator iter =
       app_request_context_getter_map_.find(app_id);
   if (iter != app_request_context_getter_map_.end())
     return iter->second;
 
+  scoped_ptr<net::URLRequestJobFactory::Interceptor>
+      protocol_handler_interceptor(
+          ProtocolHandlerRegistryFactory::GetForProfile(profile_)->
+              CreateURLInterceptor());
   ChromeURLRequestContextGetter* context =
       ChromeURLRequestContextGetter::CreateOffTheRecordForIsolatedApp(
-          profile_, io_data_, app_id);
+          profile_, io_data_, app_id, protocol_handler_interceptor.Pass());
   app_request_context_getter_map_[app_id] = context;
 
   return context;
 }
 
 void OffTheRecordProfileIOData::Handle::LazyInitialize() const {
   if (initialized_)
     return;
 
   // Set initialized_ to true at the beginning in case any of the objects
@@ skipping 78 matching lines @@
   PopulateNetworkSessionParams(profile_params, &network_session_params);
   net::HttpCache* cache = new net::HttpCache(
       network_session_params, main_backend);
 
   main_http_factory_.reset(cache);
   main_context->set_http_transaction_factory(cache);
 #if !defined(DISABLE_FTP_SUPPORT)
   ftp_factory_.reset(
       new net::FtpNetworkLayer(main_context->host_resolver()));
   main_context->set_ftp_transaction_factory(ftp_factory_.get());
+  extensions_context->set_ftp_transaction_factory(ftp_factory_.get());
 #endif  // !defined(DISABLE_FTP_SUPPORT)
 
   main_context->set_chrome_url_data_manager_backend(
       chrome_url_data_manager_backend());
 
-  main_job_factory_.reset(new net::URLRequestJobFactoryImpl);
-  extensions_job_factory_.reset(new net::URLRequestJobFactoryImpl);
+  main_job_factory_.reset(new net::URLRequestJobFactoryImpl());
+  extensions_job_factory_.reset(new net::URLRequestJobFactoryImpl());
 
-  int set_protocol = main_job_factory_->SetProtocolHandler(
-      chrome::kFileScheme, new net::FileProtocolHandler());
-  DCHECK(set_protocol);
-  // TODO(shalev): The extension_job_factory_ has a NULL NetworkDelegate.
+  SetUpJobFactoryDefaults(
+      main_job_factory_.get(),
+      profile_params->protocol_handler_interceptor.Pass(),
+      network_delegate(),
+      main_context->ftp_transaction_factory(),
+      main_context->ftp_auth_cache());
+  // TODO(shalev): The extensions_job_factory has a NULL NetworkDelegate.
   // Without a network_delegate, this protocol handler will never
   // handle file: requests, but as a side effect it makes
   // job_factory::IsHandledProtocol return true, which prevents attempts to
-  // handle the protocol externally.
-  set_protocol = extensions_job_factory_->SetProtocolHandler(
-      chrome::kFileScheme, new net::FileProtocolHandler());
-  DCHECK(set_protocol);
-
-  set_protocol = main_job_factory_->SetProtocolHandler(
-      chrome::kChromeDevToolsScheme,
-      CreateDevToolsProtocolHandler(chrome_url_data_manager_backend(),
-                                    network_delegate()));
-  DCHECK(set_protocol);
-  set_protocol = extensions_job_factory_->SetProtocolHandler(
-      chrome::kChromeDevToolsScheme,
-      CreateDevToolsProtocolHandler(chrome_url_data_manager_backend(), NULL));
-  DCHECK(set_protocol);
-
-  net::URLRequestJobFactory* job_factories[2];
-  job_factories[0] = main_job_factory_.get();
-  job_factories[1] = extensions_job_factory_.get();
-
-  net::FtpAuthCache* ftp_auth_caches[2];
-  ftp_auth_caches[0] = main_context->ftp_auth_cache();
-  ftp_auth_caches[1] = extensions_context->ftp_auth_cache();
-
-  for (int i = 0; i < 2; i++) {
-    SetUpJobFactoryDefaults(job_factories[i]);
-    job_factories[i]->SetProtocolHandler(chrome::kAboutScheme,
-                                         new net::AboutProtocolHandler());
-    CreateFtpProtocolHandler(job_factories[i], ftp_auth_caches[i]);
-  }
+  // handle the protocol externally. We pass NULL in to
+  // SetUpJobFactoryDefaults() to get this effect.
+  SetUpJobFactoryDefaults(
+      extensions_job_factory_.get(),
+      scoped_ptr<net::URLRequestJobFactoryImpl::Interceptor>(NULL),
+      NULL,
+      extensions_context->ftp_transaction_factory(),
+      extensions_context->ftp_auth_cache());
 
   main_context->set_job_factory(main_job_factory_.get());
   extensions_context->set_job_factory(extensions_job_factory_.get());
 }
 
 ChromeURLRequestContext*
 OffTheRecordProfileIOData::InitializeAppRequestContext(
     ChromeURLRequestContext* main_context,
-    const std::string& app_id) const {
+    const std::string& app_id,
+    scoped_ptr<net::URLRequestJobFactory::Interceptor>
+        protocol_handler_interceptor) const {
   AppRequestContext* context = new AppRequestContext(load_time_stats());
 
   // Copy most state from the main context.
   context->CopyFrom(main_context);
 
   // Use a separate in-memory cookie store for the app.
   // TODO(creis): We should have a cookie delegate for notifying the cookie
   // extensions API, but we need to update it to understand isolated apps first.
   context->SetCookieStore(new net::CookieMonster(NULL, NULL));
 
   // Use a separate in-memory cache for the app.
   net::HttpCache::BackendFactory* app_backend =
       net::HttpCache::DefaultBackend::InMemory(0);
   net::HttpNetworkSession* main_network_session =
       main_http_factory_->GetSession();
-  net::HttpCache* app_http_cache =
-      new net::HttpCache(main_network_session, app_backend);
+  scoped_ptr<net::HttpTransactionFactory> app_http_cache(
+      new net::HttpCache(main_network_session, app_backend));
 
-  context->SetHttpTransactionFactory(app_http_cache);
+  context->SetHttpTransactionFactory(app_http_cache.Pass());
+
+  scoped_ptr<net::URLRequestJobFactory> job_factory(
+      new net::URLRequestJobFactoryImpl());
+  SetUpJobFactoryDefaults(job_factory.get(),
+                          protocol_handler_interceptor.Pass(),
+                          network_delegate(),
+                          context->ftp_transaction_factory(),
+                          context->ftp_auth_cache());
+  context->SetJobFactory(job_factory.Pass());
   return context;
 }
 
 ChromeURLRequestContext*
 OffTheRecordProfileIOData::InitializeMediaRequestContext(
     ChromeURLRequestContext* original_context,
     const std::string& app_id) const {
   NOTREACHED();
   return NULL;
 }
 
 ChromeURLRequestContext*
 OffTheRecordProfileIOData::AcquireMediaRequestContext() const {
   NOTREACHED();
   return NULL;
 }
 
 ChromeURLRequestContext*
 OffTheRecordProfileIOData::AcquireIsolatedAppRequestContext(
     ChromeURLRequestContext* main_context,
-    const std::string& app_id) const {
+    const std::string& app_id,
+    scoped_ptr<net::URLRequestJobFactory::Interceptor>
+        protocol_handler_interceptor) const {
   // We create per-app contexts on demand, unlike the others above.
   ChromeURLRequestContext* app_request_context =
-      InitializeAppRequestContext(main_context, app_id);
+      InitializeAppRequestContext(main_context, app_id,
+                                  protocol_handler_interceptor.Pass());
   DCHECK(app_request_context);
   return app_request_context;
 }
 
 ChromeURLRequestContext*
 OffTheRecordProfileIOData::AcquireIsolatedMediaRequestContext(
     ChromeURLRequestContext* app_context,
     const std::string& app_id) const {
   NOTREACHED();
   return NULL;
 }
 
-void OffTheRecordProfileIOData::CreateFtpProtocolHandler(
-    net::URLRequestJobFactory* job_factory,
-    net::FtpAuthCache* ftp_auth_cache) const {
-#if !defined(DISABLE_FTP_SUPPORT)
-  job_factory->SetProtocolHandler(
-      chrome::kFtpScheme,
-      new net::FtpProtocolHandler(ftp_factory_.get(), ftp_auth_cache));
-#endif  // !defined(DISABLE_FTP_SUPPORT)
-}
-
 chrome_browser_net::LoadTimeStats* OffTheRecordProfileIOData::GetLoadTimeStats(
     IOThread::Globals* io_thread_globals) const {
   return NULL;
 }