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/*
* Copyright (C) 2009 Google Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef StorageAreaProxy_h
#define StorageAreaProxy_h
#include "StorageArea.h"
namespace WebKit {
class WebStorageArea;
class WebStorageNamespace;
}
namespace WebCore {
class Frame;
class KURL;
class Page;
class SecurityOrigin;
class Storage;
class StorageAreaProxy : public StorageArea {
public:
StorageAreaProxy(WebKit::WebStorageArea*, StorageType);
virtual ~StorageAreaProxy();
// The HTML5 DOM Storage API
virtual unsigned length(Frame* sourceFrame) const;
virtual String key(unsigned index, Frame* sourceFrame) const;
virtual String getItem(const String& key, Frame* sourceFrame) const;
virtual String setItem(const String& key, const String& value, ExceptionCode& ec, Frame* sourceFrame);
virtual String removeItem(const String& key, Frame* sourceFrame);
virtual bool clear(Frame* sourceFrame);
virtual bool contains(const String& key, Frame* sourceFrame) const;
virtual bool disabledByPrivateBrowsingInFrame(const Frame*) const { return false; }
static void dispatchLocalStorageEvent(
const String& pageGroupName, const String& key, const String& oldValue, const String& newValue,
SecurityOrigin*, const KURL& pageURL, WebKit::WebStorageArea* sourceAreaInstance, bool originatedInProcess);
static void dispatchSessionStorageEvent(
const String& pageGroupName, const String& key, const String& oldValue, const String& newValue,
SecurityOrigin*, const KURL& pageURL, const WebKit::WebStorageNamespace&,
WebKit::WebStorageArea* sourceAreaInstance, bool originatedInProcess);
private:
void storageEvent(const String& key, const String& oldValue, const String& newValue, StorageType, SecurityOrigin*, Frame* sourceFrame);
bool canAccessStorage(Frame*) const;
static bool isEventSource(Storage*, WebKit::WebStorageArea* sourceAreaInstance);
OwnPtr<WebKit::WebStorageArea> m_storageArea;
StorageType m_storageType;
};
} // namespace WebCore
#endif // StorageAreaProxy_h
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