src/android_webview/browser/aw_browser_context.cc

   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/aw_browser_context.h"
   6
   7 #include "android_webview/browser/aw_form_database_service.h"
   8 #include "android_webview/browser/aw_pref_store.h"
   9 #include "android_webview/browser/aw_quota_manager_bridge.h"
  10 #include "android_webview/browser/aw_resource_context.h"
  11 #include "android_webview/browser/jni_dependency_factory.h"
  12 #include "android_webview/browser/net/aw_url_request_context_getter.h"
  13 #include "android_webview/browser/net/init_native_callback.h"
  14 #include "base/bind.h"
  15 #include "base/prefs/pref_registry_simple.h"
  16 #include "base/prefs/pref_service.h"
  17 #include "base/prefs/pref_service_factory.h"
  18 #include "components/autofill/core/common/autofill_pref_names.h"
  19 #include "components/data_reduction_proxy/browser/data_reduction_proxy_config_service.h"
  20 #include "components/data_reduction_proxy/browser/data_reduction_proxy_params.h"
  21 #include "components/data_reduction_proxy/browser/data_reduction_proxy_prefs.h"
  22 #include "components/data_reduction_proxy/browser/data_reduction_proxy_settings.h"
  23 #include "components/user_prefs/user_prefs.h"
  24 #include "components/visitedlink/browser/visitedlink_master.h"
  25 #include "content/public/browser/browser_thread.h"
  26 #include "content/public/browser/ssl_host_state_delegate.h"
  27 #include "content/public/browser/storage_partition.h"
  28 #include "content/public/browser/web_contents.h"
  29 #include "net/cookies/cookie_store.h"
  30 #include "net/proxy/proxy_service.h"
  31
  32 using base::FilePath;
  33 using content::BrowserThread;
  34 using data_reduction_proxy::DataReductionProxyConfigService;
  35 using data_reduction_proxy::DataReductionProxySettings;
  36
  37 namespace android_webview {
  38
  39 namespace {
  40
  41 // Shows notifications which correspond to PersistentPrefStore's reading errors.
  42 void HandleReadError(PersistentPrefStore::PrefReadError error) {
  43 }
  44
  45 AwBrowserContext* g_browser_context = NULL;
  46
  47 }  // namespace
  48
  49 // Data reduction proxy is disabled by default.
  50 bool AwBrowserContext::data_reduction_proxy_enabled_ = false;
  51
  52 AwBrowserContext::AwBrowserContext(
  53     const FilePath path,
  54     JniDependencyFactory* native_factory)
  55     : context_storage_path_(path),
  56       native_factory_(native_factory) {
  57   DCHECK(!g_browser_context);
  58   g_browser_context = this;
  59
  60   // This constructor is entered during the creation of ContentBrowserClient,
  61   // before browser threads are created. Therefore any checks to enforce
  62   // threading (such as BrowserThread::CurrentlyOn()) will fail here.
  63 }
  64
  65 AwBrowserContext::~AwBrowserContext() {
  66   DCHECK_EQ(this, g_browser_context);
  67   g_browser_context = NULL;
  68 }
  69
  70 // static
  71 AwBrowserContext* AwBrowserContext::GetDefault() {
  72   // TODO(joth): rather than store in a global here, lookup this instance
  73   // from the Java-side peer.
  74   return g_browser_context;
  75 }
  76
  77 // static
  78 AwBrowserContext* AwBrowserContext::FromWebContents(
  79     content::WebContents* web_contents) {
  80   // This is safe; this is the only implementation of the browser context.
  81   return static_cast<AwBrowserContext*>(web_contents->GetBrowserContext());
  82 }
  83
  84 // static
  85 void AwBrowserContext::SetDataReductionProxyEnabled(bool enabled) {
  86   // Cache the setting value. It is possible that data reduction proxy is
  87   // not created yet.
  88   data_reduction_proxy_enabled_ = enabled;
  89   AwBrowserContext* context = AwBrowserContext::GetDefault();
  90   // Can't enable Data reduction proxy if user pref service is not ready.
  91   if (context == NULL || context->user_pref_service_.get() == NULL)
  92     return;
  93   DataReductionProxySettings* proxy_settings =
  94       context->GetDataReductionProxySettings();
  95   if (proxy_settings == NULL)
  96     return;
  97   proxy_settings->SetDataReductionProxyEnabled(data_reduction_proxy_enabled_);
  98 }
  99
 100 void AwBrowserContext::PreMainMessageLoopRun() {
 101   cookie_store_ = CreateCookieStore(this);
 102   data_reduction_proxy_settings_.reset(
 103       new DataReductionProxySettings(
 104           new data_reduction_proxy::DataReductionProxyParams(
 105               data_reduction_proxy::DataReductionProxyParams::kAllowed)));
 106   scoped_ptr<DataReductionProxyConfigService>
 107       data_reduction_proxy_config_service(
 108           new DataReductionProxyConfigService(
 109               scoped_ptr<net::ProxyConfigService>(
 110                   net::ProxyService::CreateSystemProxyConfigService(
 111                       BrowserThread::GetMessageLoopProxyForThread(
 112                           BrowserThread::IO),
 113                           NULL /* Ignored on Android */)).Pass()));
 114   if (data_reduction_proxy_settings_.get()) {
 115       data_reduction_proxy_configurator_.reset(
 116           new data_reduction_proxy::DataReductionProxyConfigTracker(
 117               base::Bind(&DataReductionProxyConfigService::UpdateProxyConfig,
 118                          base::Unretained(
 119                              data_reduction_proxy_config_service.get())),
 120             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO)));
 121     data_reduction_proxy_settings_->SetProxyConfigurator(
 122         data_reduction_proxy_configurator_.get());
 123   }
 124
 125   url_request_context_getter_ =
 126       new AwURLRequestContextGetter(GetPath(),
 127                                     cookie_store_.get(),
 128                                     data_reduction_proxy_config_service.Pass());
 129
 130   visitedlink_master_.reset(
 131       new visitedlink::VisitedLinkMaster(this, this, false));
 132   visitedlink_master_->Init();
 133
 134   form_database_service_.reset(
 135       new AwFormDatabaseService(context_storage_path_));
 136 }
 137
 138 void AwBrowserContext::AddVisitedURLs(const std::vector<GURL>& urls) {
 139   DCHECK(visitedlink_master_);
 140   visitedlink_master_->AddURLs(urls);
 141 }
 142
 143 net::URLRequestContextGetter* AwBrowserContext::CreateRequestContext(
 144     content::ProtocolHandlerMap* protocol_handlers,
 145     content::URLRequestInterceptorScopedVector request_interceptors) {
 146   // This function cannot actually create the request context because
 147   // there is a reentrant dependency on GetResourceContext() via
 148   // content::StoragePartitionImplMap::Create(). This is not fixable
 149   // until http://crbug.com/159193. Until then, assert that the context
 150   // has already been allocated and just handle setting the protocol_handlers.
 151   DCHECK(url_request_context_getter_);
 152   url_request_context_getter_->SetHandlersAndInterceptors(
 153       protocol_handlers, request_interceptors.Pass());
 154   return url_request_context_getter_;
 155 }
 156
 157 net::URLRequestContextGetter*
 158 AwBrowserContext::CreateRequestContextForStoragePartition(
 159     const base::FilePath& partition_path,
 160     bool in_memory,
 161     content::ProtocolHandlerMap* protocol_handlers,
 162     content::URLRequestInterceptorScopedVector request_interceptors) {
 163   NOTREACHED();
 164   return NULL;
 165 }
 166
 167 AwQuotaManagerBridge* AwBrowserContext::GetQuotaManagerBridge() {
 168   if (!quota_manager_bridge_.get()) {
 169     quota_manager_bridge_ = native_factory_->CreateAwQuotaManagerBridge(this);
 170   }
 171   return quota_manager_bridge_.get();
 172 }
 173
 174 AwFormDatabaseService* AwBrowserContext::GetFormDatabaseService() {
 175   return form_database_service_.get();
 176 }
 177
 178 DataReductionProxySettings* AwBrowserContext::GetDataReductionProxySettings() {
 179   return data_reduction_proxy_settings_.get();
 180 }
 181
 182 AwURLRequestContextGetter* AwBrowserContext::GetAwURLRequestContext() {
 183   return url_request_context_getter_.get();
 184 }
 185
 186 // Create user pref service for autofill functionality.
 187 void AwBrowserContext::CreateUserPrefServiceIfNecessary() {
 188   if (user_pref_service_)
 189     return;
 190
 191   PrefRegistrySimple* pref_registry = new PrefRegistrySimple();
 192   // We only use the autocomplete feature of the Autofill, which is
 193   // controlled via the manager_delegate. We don't use the rest
 194   // of autofill, which is why it is hardcoded as disabled here.
 195   pref_registry->RegisterBooleanPref(
 196       autofill::prefs::kAutofillEnabled, false);
 197   pref_registry->RegisterDoublePref(
 198       autofill::prefs::kAutofillPositiveUploadRate, 0.0);
 199   pref_registry->RegisterDoublePref(
 200       autofill::prefs::kAutofillNegativeUploadRate, 0.0);
 201   data_reduction_proxy::RegisterSimpleProfilePrefs(pref_registry);
 202   data_reduction_proxy::RegisterPrefs(pref_registry);
 203
 204   base::PrefServiceFactory pref_service_factory;
 205   pref_service_factory.set_user_prefs(make_scoped_refptr(new AwPrefStore()));
 206   pref_service_factory.set_read_error_callback(base::Bind(&HandleReadError));
 207   user_pref_service_ = pref_service_factory.Create(pref_registry).Pass();
 208
 209   user_prefs::UserPrefs::Set(this, user_pref_service_.get());
 210
 211   if (data_reduction_proxy_settings_.get()) {
 212     data_reduction_proxy_settings_->InitDataReductionProxySettings(
 213         user_pref_service_.get(),
 214         GetRequestContext());
 215
 216     data_reduction_proxy_settings_->SetDataReductionProxyEnabled(
 217         data_reduction_proxy_enabled_);
 218   }
 219 }
 220
 221 base::FilePath AwBrowserContext::GetPath() const {
 222   return context_storage_path_;
 223 }
 224
 225 bool AwBrowserContext::IsOffTheRecord() const {
 226   // Android WebView does not support off the record profile yet.
 227   return false;
 228 }
 229
 230 net::URLRequestContextGetter* AwBrowserContext::GetRequestContext() {
 231   return GetDefaultStoragePartition(this)->GetURLRequestContext();
 232 }
 233
 234 net::URLRequestContextGetter*
 235 AwBrowserContext::GetRequestContextForRenderProcess(
 236     int renderer_child_id) {
 237   return GetRequestContext();
 238 }
 239
 240 net::URLRequestContextGetter* AwBrowserContext::GetMediaRequestContext() {
 241   return GetRequestContext();
 242 }
 243
 244 net::URLRequestContextGetter*
 245 AwBrowserContext::GetMediaRequestContextForRenderProcess(
 246     int renderer_child_id) {
 247   return GetRequestContext();
 248 }
 249
 250 net::URLRequestContextGetter*
 251 AwBrowserContext::GetMediaRequestContextForStoragePartition(
 252     const base::FilePath& partition_path,
 253     bool in_memory) {
 254   NOTREACHED();
 255   return NULL;
 256 }
 257
 258 content::ResourceContext* AwBrowserContext::GetResourceContext() {
 259   if (!resource_context_) {
 260     resource_context_.reset(
 261         new AwResourceContext(url_request_context_getter_.get()));
 262   }
 263   return resource_context_.get();
 264 }
 265
 266 content::DownloadManagerDelegate*
 267 AwBrowserContext::GetDownloadManagerDelegate() {
 268   return &download_manager_delegate_;
 269 }
 270
 271 content::BrowserPluginGuestManager* AwBrowserContext::GetGuestManager() {
 272   return NULL;
 273 }
 274
 275 storage::SpecialStoragePolicy* AwBrowserContext::GetSpecialStoragePolicy() {
 276   // Intentionally returning NULL as 'Extensions' and 'Apps' not supported.
 277   return NULL;
 278 }
 279
 280 content::PushMessagingService* AwBrowserContext::GetPushMessagingService() {
 281   // TODO(johnme): Support push messaging in WebView.
 282   return NULL;
 283 }
 284
 285 content::SSLHostStateDelegate* AwBrowserContext::GetSSLHostStateDelegate() {
 286   return NULL;
 287 }
 288
 289 void AwBrowserContext::RebuildTable(
 290     const scoped_refptr<URLEnumerator>& enumerator) {
 291   // Android WebView rebuilds from WebChromeClient.getVisitedHistory. The client
 292   // can change in the lifetime of this WebView and may not yet be set here.
 293   // Therefore this initialization path is not used.
 294   enumerator->OnComplete(true);
 295 }
 296
 297 }  // namespace android_webview