root/android_webview/browser/aw_browser_context.cc

DEFINITIONS

1. HandleReadError
2. native_factory_
3. GetDefault
4. FromWebContents
5. PreMainMessageLoopRun
6. AddVisitedURLs
7. CreateRequestContext
8. CreateRequestContextForStoragePartition
9. GetQuotaManagerBridge
10. GetFormDatabaseService
11. CreateUserPrefServiceIfNecessary
12. GetPath
13. IsOffTheRecord
14. GetRequestContext
15. GetRequestContextForRenderProcess
16. GetMediaRequestContext
17. RequestMidiSysExPermission
18. CancelMidiSysExPermissionRequest
19. RequestProtectedMediaIdentifierPermission
20. CancelProtectedMediaIdentifierPermissionRequests
21. GetMediaRequestContextForRenderProcess
22. GetMediaRequestContextForStoragePartition
23. GetResourceContext
24. GetDownloadManagerDelegate
25. GetGeolocationPermissionContext
26. GetSpecialStoragePolicy
27. RebuildTable

// 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 "android_webview/browser/aw_browser_context.h"

#include "android_webview/browser/aw_form_database_service.h"
#include "android_webview/browser/aw_pref_store.h"
#include "android_webview/browser/aw_quota_manager_bridge.h"
#include "android_webview/browser/aw_resource_context.h"
#include "android_webview/browser/jni_dependency_factory.h"
#include "android_webview/browser/net/aw_url_request_context_getter.h"
#include "android_webview/browser/net/init_native_callback.h"
#include "base/prefs/pref_registry_simple.h"
#include "base/prefs/pref_service.h"
#include "base/prefs/pref_service_factory.h"
#include "components/autofill/core/common/autofill_pref_names.h"
#include "components/user_prefs/user_prefs.h"
#include "components/visitedlink/browser/visitedlink_master.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/browser/web_contents.h"
#include "net/cookies/cookie_store.h"

using base::FilePath;
using content::BrowserThread;

namespace android_webview {

namespace {

// Shows notifications which correspond to PersistentPrefStore's reading errors.
void HandleReadError(PersistentPrefStore::PrefReadError error) {
}

AwBrowserContext* g_browser_context = NULL;

}  // namespace

AwBrowserContext::AwBrowserContext(
    const FilePath path,
    JniDependencyFactory* native_factory)
    : context_storage_path_(path),
      native_factory_(native_factory) {
  DCHECK(g_browser_context == NULL);
  g_browser_context = this;

  // This constructor is entered during the creation of ContentBrowserClient,
  // before browser threads are created. Therefore any checks to enforce
  // threading (such as BrowserThread::CurrentlyOn()) will fail here.
}

AwBrowserContext::~AwBrowserContext() {
  DCHECK(g_browser_context == this);
  g_browser_context = NULL;
}

// static
AwBrowserContext* AwBrowserContext::GetDefault() {
  // TODO(joth): rather than store in a global here, lookup this instance
  // from the Java-side peer.
  return g_browser_context;
}

// static
AwBrowserContext* AwBrowserContext::FromWebContents(
    content::WebContents* web_contents) {
  // This is safe; this is the only implementation of the browser context.
  return static_cast<AwBrowserContext*>(web_contents->GetBrowserContext());
}

void AwBrowserContext::PreMainMessageLoopRun() {
  cookie_store_ = CreateCookieStore(this);
  url_request_context_getter_ =
      new AwURLRequestContextGetter(GetPath(), cookie_store_.get());

  visitedlink_master_.reset(
      new visitedlink::VisitedLinkMaster(this, this, false));
  visitedlink_master_->Init();

  form_database_service_.reset(
      new AwFormDatabaseService(context_storage_path_));
}

void AwBrowserContext::AddVisitedURLs(const std::vector<GURL>& urls) {
  DCHECK(visitedlink_master_);
  visitedlink_master_->AddURLs(urls);
}

net::URLRequestContextGetter* AwBrowserContext::CreateRequestContext(
    content::ProtocolHandlerMap* protocol_handlers) {
  // This function cannot actually create the request context because
  // there is a reentrant dependency on GetResourceContext() via
  // content::StoragePartitionImplMap::Create(). This is not fixable
  // until http://crbug.com/159193. Until then, assert that the context
  // has already been allocated and just handle setting the protocol_handlers.
  DCHECK(url_request_context_getter_);
  url_request_context_getter_->SetProtocolHandlers(protocol_handlers);
  return url_request_context_getter_;
}

net::URLRequestContextGetter*
AwBrowserContext::CreateRequestContextForStoragePartition(
    const base::FilePath& partition_path,
    bool in_memory,
    content::ProtocolHandlerMap* protocol_handlers) {
  NOTREACHED();
  return NULL;
}

AwQuotaManagerBridge* AwBrowserContext::GetQuotaManagerBridge() {
  if (!quota_manager_bridge_.get()) {
    quota_manager_bridge_ = native_factory_->CreateAwQuotaManagerBridge(this);
  }
  return quota_manager_bridge_.get();
}

AwFormDatabaseService* AwBrowserContext::GetFormDatabaseService() {
  return form_database_service_.get();
}

// Create user pref service for autofill functionality.
void AwBrowserContext::CreateUserPrefServiceIfNecessary() {
  if (user_pref_service_)
    return;

  PrefRegistrySimple* pref_registry = new PrefRegistrySimple();
  // We only use the autocomplete feature of the Autofill, which is
  // controlled via the manager_delegate. We don't use the rest
  // of autofill, which is why it is hardcoded as disabled here.
  pref_registry->RegisterBooleanPref(
      autofill::prefs::kAutofillEnabled, false);
  pref_registry->RegisterDoublePref(
      autofill::prefs::kAutofillPositiveUploadRate, 0.0);
  pref_registry->RegisterDoublePref(
      autofill::prefs::kAutofillNegativeUploadRate, 0.0);

  base::PrefServiceFactory pref_service_factory;
  pref_service_factory.set_user_prefs(make_scoped_refptr(new AwPrefStore()));
  pref_service_factory.set_read_error_callback(base::Bind(&HandleReadError));
  user_pref_service_ = pref_service_factory.Create(pref_registry).Pass();

  user_prefs::UserPrefs::Set(this, user_pref_service_.get());
}

base::FilePath AwBrowserContext::GetPath() const {
  return context_storage_path_;
}

bool AwBrowserContext::IsOffTheRecord() const {
  // Android WebView does not support off the record profile yet.
  return false;
}

net::URLRequestContextGetter* AwBrowserContext::GetRequestContext() {
  return GetDefaultStoragePartition(this)->GetURLRequestContext();
}

net::URLRequestContextGetter*
AwBrowserContext::GetRequestContextForRenderProcess(
    int renderer_child_id) {
  return GetRequestContext();
}

net::URLRequestContextGetter* AwBrowserContext::GetMediaRequestContext() {
  return GetRequestContext();
}

void AwBrowserContext::RequestMidiSysExPermission(
      int render_process_id,
      int render_view_id,
      int bridge_id,
      const GURL& requesting_frame,
      bool user_gesture,
      const MidiSysExPermissionCallback& callback) {
  // TODO(toyoshim): Android WebView is not supported yet.
  // See http://crbug.com/339767.
  callback.Run(false);
}

void AwBrowserContext::CancelMidiSysExPermissionRequest(
    int render_process_id,
    int render_view_id,
    int bridge_id,
    const GURL& requesting_frame) {
}

void AwBrowserContext::RequestProtectedMediaIdentifierPermission(
    int render_process_id,
    int render_view_id,
    int bridge_id,
    int group_id,
    const GURL& requesting_frame,
    const ProtectedMediaIdentifierPermissionCallback& callback) {
  NOTIMPLEMENTED();
  callback.Run(false);
}

void AwBrowserContext::CancelProtectedMediaIdentifierPermissionRequests(
    int group_id) {
  NOTIMPLEMENTED();
}

net::URLRequestContextGetter*
AwBrowserContext::GetMediaRequestContextForRenderProcess(
    int renderer_child_id) {
  return GetRequestContext();
}

net::URLRequestContextGetter*
AwBrowserContext::GetMediaRequestContextForStoragePartition(
    const base::FilePath& partition_path,
    bool in_memory) {
  NOTREACHED();
  return NULL;
}

content::ResourceContext* AwBrowserContext::GetResourceContext() {
  if (!resource_context_) {
    resource_context_.reset(
        new AwResourceContext(url_request_context_getter_.get()));
  }
  return resource_context_.get();
}

content::DownloadManagerDelegate*
AwBrowserContext::GetDownloadManagerDelegate() {
  return &download_manager_delegate_;
}

content::GeolocationPermissionContext*
AwBrowserContext::GetGeolocationPermissionContext() {
  if (!geolocation_permission_context_.get()) {
    geolocation_permission_context_ =
        native_factory_->CreateGeolocationPermission(this);
  }
  return geolocation_permission_context_.get();
}

quota::SpecialStoragePolicy* AwBrowserContext::GetSpecialStoragePolicy() {
  // Intentionally returning NULL as 'Extensions' and 'Apps' not supported.
  return NULL;
}

void AwBrowserContext::RebuildTable(
    const scoped_refptr<URLEnumerator>& enumerator) {
  // Android WebView rebuilds from WebChromeClient.getVisitedHistory. The client
  // can change in the lifetime of this WebView and may not yet be set here.
  // Therefore this initialization path is not used.
  enumerator->OnComplete(true);
}

}  // namespace android_webview