cef/libcef/browser/browser_context.cc

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// 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 "libcef/browser/browser_context.h"
#include <map>
#include "libcef/browser/browser_host_impl.h"
#include "libcef/browser/context.h"
#include "libcef/browser/download_manager_delegate.h"
#include "libcef/browser/resource_context.h"
#include "libcef/browser/thread_util.h"
#include "libcef/browser/url_request_context_getter.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/threading/thread.h"
#include "content/public/browser/download_manager.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/geolocation_permission_context.h"
#include "content/public/browser/speech_recognition_preferences.h"
using content::BrowserThread;
namespace {
class CefGeolocationPermissionContext
: public content::GeolocationPermissionContext {
public:
// CefGeolocationCallback implementation.
class CallbackImpl : public CefGeolocationCallback {
public:
typedef base::Callback<void(bool)> // NOLINT(readability/function)
CallbackType;
explicit CallbackImpl(
CefGeolocationPermissionContext* context,
int bridge_id,
const CallbackType& callback)
: context_(context),
bridge_id_(bridge_id),
callback_(callback) {}
virtual void Continue(bool allow) OVERRIDE {
if (CEF_CURRENTLY_ON_IOT()) {
if (!callback_.is_null()) {
// Callback must be executed on the UI thread.
CEF_POST_TASK(CEF_UIT,
base::Bind(&CallbackImpl::Run, callback_, allow));
context_->RemoveCallback(bridge_id_);
}
} else {
CEF_POST_TASK(CEF_IOT,
base::Bind(&CallbackImpl::Continue, this, allow));
}
}
void Disconnect() {
callback_.Reset();
context_ = NULL;
}
private:
static void Run(const CallbackType& callback, bool allow) {
CEF_REQUIRE_UIT();
callback.Run(allow);
}
CefGeolocationPermissionContext* context_;
int bridge_id_;
CallbackType callback_;
IMPLEMENT_REFCOUNTING(CallbackImpl);
};
CefGeolocationPermissionContext() {}
virtual void RequestGeolocationPermission(
int render_process_id,
int render_view_id,
int bridge_id,
const GURL& requesting_frame,
base::Callback<void(bool)> callback) // NOLINT(readability/function)
OVERRIDE {
CEF_REQUIRE_IOT();
CefRefPtr<CefBrowserHostImpl> browser =
CefBrowserHostImpl::GetBrowserByRoutingID(render_process_id,
render_view_id);
if (browser.get()) {
CefRefPtr<CefClient> client = browser->GetClient();
if (client.get()) {
CefRefPtr<CefGeolocationHandler> handler =
client->GetGeolocationHandler();
if (handler.get()) {
CefRefPtr<CallbackImpl> callbackPtr(
new CallbackImpl(this, bridge_id, callback));
// Add the callback reference to the map.
callback_map_.insert(std::make_pair(bridge_id, callbackPtr));
// Notify the handler.
handler->OnRequestGeolocationPermission(browser.get(),
requesting_frame.spec(), bridge_id, callbackPtr.get());
return;
}
}
}
// Disallow geolocation access by default.
callback.Run(false);
}
virtual void CancelGeolocationPermissionRequest(
int render_process_id,
int render_view_id,
int bridge_id,
const GURL& requesting_frame) OVERRIDE {
RemoveCallback(bridge_id);
CefRefPtr<CefBrowserHostImpl> browser =
CefBrowserHostImpl::GetBrowserByRoutingID(render_process_id,
render_view_id);
if (browser.get()) {
CefRefPtr<CefClient> client = browser->GetClient();
if (client.get()) {
CefRefPtr<CefGeolocationHandler> handler =
client->GetGeolocationHandler();
if (handler.get()) {
// Notify the handler.
handler->OnCancelGeolocationPermission(browser.get(),
requesting_frame.spec(), bridge_id);
}
}
}
}
void RemoveCallback(int bridge_id) {
CEF_REQUIRE_IOT();
// Disconnect the callback and remove the reference from the map.
CallbackMap::iterator it = callback_map_.find(bridge_id);
if (it != callback_map_.end()) {
it->second->Disconnect();
callback_map_.erase(it);
}
}
private:
// Map of bridge ids to callback references.
typedef std::map<int, CefRefPtr<CallbackImpl> > CallbackMap;
CallbackMap callback_map_;
DISALLOW_COPY_AND_ASSIGN(CefGeolocationPermissionContext);
};
class CefSpeechRecognitionPreferences
: public content::SpeechRecognitionPreferences {
public:
CefSpeechRecognitionPreferences() {
}
// Overridden from SpeechRecognitionPreferences:
virtual bool FilterProfanities() const OVERRIDE {
return false;
}
private:
DISALLOW_COPY_AND_ASSIGN(CefSpeechRecognitionPreferences);
};
} // namespace
CefBrowserContext::CefBrowserContext() {
// Initialize the request context getter.
url_request_getter_ = new CefURLRequestContextGetter(
GetPath(),
BrowserThread::UnsafeGetMessageLoopForThread(BrowserThread::IO),
BrowserThread::UnsafeGetMessageLoopForThread(BrowserThread::FILE));
}
CefBrowserContext::~CefBrowserContext() {
// Clear the download manager delegate here because otherwise we'll crash
// when it's accessed from the content::BrowserContext destructor.
if (download_manager_delegate_.get())
BrowserContext::GetDownloadManager(this)->SetDelegate(NULL);
if (resource_context_.get()) {
BrowserThread::DeleteSoon(
BrowserThread::IO, FROM_HERE, resource_context_.release());
}
}
FilePath CefBrowserContext::GetPath() {
return _Context->cache_path();
}
bool CefBrowserContext::IsOffTheRecord() const {
return false;
}
content::DownloadManagerDelegate*
CefBrowserContext::GetDownloadManagerDelegate() {
DCHECK(!download_manager_delegate_.get());
download_manager_delegate_ = new CefDownloadManagerDelegate();
return download_manager_delegate_.get();
}
net::URLRequestContextGetter* CefBrowserContext::GetRequestContext() {
return url_request_getter_;
}
net::URLRequestContextGetter*
CefBrowserContext::GetRequestContextForRenderProcess(
int renderer_child_id) {
CefRefPtr<CefBrowserHostImpl> browser =
CefBrowserHostImpl::GetBrowserByChildID(renderer_child_id);
if (browser.get())
return browser->GetRequestContext();
return GetRequestContext();
}
net::URLRequestContextGetter*
CefBrowserContext::GetMediaRequestContext() {
return GetRequestContext();
}
net::URLRequestContextGetter*
CefBrowserContext::GetMediaRequestContextForRenderProcess(
int renderer_child_id) {
return GetRequestContext();
}
content::ResourceContext* CefBrowserContext::GetResourceContext() {
if (!resource_context_.get()) {
resource_context_.reset(new CefResourceContext(
static_cast<CefURLRequestContextGetter*>(GetRequestContext())));
}
return resource_context_.get();
}
content::GeolocationPermissionContext*
CefBrowserContext::GetGeolocationPermissionContext() {
if (!geolocation_permission_context_) {
geolocation_permission_context_ =
new CefGeolocationPermissionContext();
}
return geolocation_permission_context_;
}
content::SpeechRecognitionPreferences*
CefBrowserContext::GetSpeechRecognitionPreferences() {
if (!speech_recognition_preferences_.get())
speech_recognition_preferences_ = new CefSpeechRecognitionPreferences();
return speech_recognition_preferences_.get();
}
bool CefBrowserContext::DidLastSessionExitCleanly() {
return true;
}
quota::SpecialStoragePolicy* CefBrowserContext::GetSpecialStoragePolicy() {
return NULL;
}