cef/libcef/browser/extensions/extensions_api_client.cc
Ryan Shetley d8a602ed2f Add support for Chrome Storage Extension API (issue #1947)
- Supports chrome.storage.local and chrome.storage.sync
- chrome.storage.sync behaves identically to chrome.storage.local
2017-09-11 18:42:30 +00:00

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// Copyright 2015 The Chromium Embedded Framework Authors.
// Portions copyright 2014 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/extensions/extensions_api_client.h"
#include "include/internal/cef_types_wrappers.h"
#include "libcef/browser/browser_context_impl.h"
#include "libcef/browser/extensions/api/storage/sync_value_store_cache.h"
#include "libcef/browser/extensions/extension_web_contents_observer.h"
#include "libcef/browser/extensions/mime_handler_view_guest_delegate.h"
#include "libcef/browser/extensions/pdf_web_contents_helper_client.h"
#include "libcef/browser/printing/print_view_manager.h"
#include "base/memory/ptr_util.h"
#include "chrome/browser/ui/prefs/prefs_tab_helper.h"
#include "components/pdf/browser/pdf_web_contents_helper.h"
#include "components/zoom/zoom_controller.h"
#include "extensions/browser/guest_view/extensions_guest_view_manager_delegate.h"
namespace extensions {
CefExtensionsAPIClient::CefExtensionsAPIClient() {}
AppViewGuestDelegate* CefExtensionsAPIClient::CreateAppViewGuestDelegate()
const {
// TODO(extensions): Implement to support Apps.
NOTREACHED();
return NULL;
}
std::unique_ptr<guest_view::GuestViewManagerDelegate>
CefExtensionsAPIClient::CreateGuestViewManagerDelegate(
content::BrowserContext* context) const {
// The GuestViewManager instance associated with the returned Delegate, which
// will be retrieved in the future via GuestViewManager::FromBrowserContext,
// will be associated with the CefBrowserContextImpl instead of |context| due
// to ShouldProxyUserData in browser_context_proxy.cc. Because the
// GuestViewManagerDelegate keeps a reference to the passed-in context we need
// to provide the *Impl object instead of |context| which may be a *Proxy
// object. If we don't do this then the Delegate may attempt to access a
// *Proxy object that has already been deleted.
return base::WrapUnique(new extensions::ExtensionsGuestViewManagerDelegate(
CefBrowserContextImpl::GetForContext(context)));
}
std::unique_ptr<MimeHandlerViewGuestDelegate>
CefExtensionsAPIClient::CreateMimeHandlerViewGuestDelegate(
MimeHandlerViewGuest* guest) const {
return base::WrapUnique(new CefMimeHandlerViewGuestDelegate(guest));
}
void CefExtensionsAPIClient::AttachWebContentsHelpers(
content::WebContents* web_contents) const {
PrefsTabHelper::CreateForWebContents(web_contents);
printing::CefPrintViewManager::CreateForWebContents(web_contents);
CefExtensionWebContentsObserver::CreateForWebContents(web_contents);
// Used by the PDF extension.
pdf::PDFWebContentsHelper::CreateForWebContentsWithClient(
web_contents, std::unique_ptr<pdf::PDFWebContentsHelperClient>(
new CefPDFWebContentsHelperClient()));
// Used by the tabs extension API.
zoom::ZoomController::CreateForWebContents(web_contents);
}
void CefExtensionsAPIClient::AddAdditionalValueStoreCaches(
content::BrowserContext* context,
const scoped_refptr<ValueStoreFactory>& factory,
const scoped_refptr<base::ObserverListThreadSafe<SettingsObserver>>&
observers,
std::map<settings_namespace::Namespace, ValueStoreCache*>* caches) {
// Add support for chrome.storage.sync.
// Because we don't support syncing with Google, we follow the behavior of
// chrome.storage.sync as if Chrome were permanently offline, by using a local
// store see: https://developer.chrome.com/apps/storage for more information
(*caches)[settings_namespace::SYNC] = new cef::SyncValueStoreCache(factory);
}
} // namespace extensions