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/*
* Copyright (C) 2015 Apple 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 APPLE INC. AND ITS CONTRIBUTORS ``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 APPLE INC. OR ITS 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 APIUserContentExtensionStore_h
#define APIUserContentExtensionStore_h
#if ENABLE(CONTENT_EXTENSIONS)
#include "APIObject.h"
#include <system_error>
#include <wtf/text/WTFString.h>
namespace WTF {
class WorkQueue;
}
namespace API {
class UserContentExtension;
class UserContentExtensionStore final : public ObjectImpl<Object::Type::UserContentExtensionStore> {
public:
enum class Error {
LookupFailed = 1,
VersionMismatch,
CompileFailed,
RemoveFailed
};
// This should be incremented every time a functional change is made to the bytecode, file format, etc.
// to prevent crashing while loading old data.
const static uint32_t CurrentContentExtensionFileVersion = 7;
static UserContentExtensionStore& defaultStore();
static Ref<UserContentExtensionStore> storeWithPath(const WTF::String& storePath);
explicit UserContentExtensionStore();
explicit UserContentExtensionStore(const WTF::String& storePath);
virtual ~UserContentExtensionStore();
void compileContentExtension(const WTF::String& identifier, WTF::String&& json, std::function<void(RefPtr<API::UserContentExtension>, std::error_code)>);
void lookupContentExtension(const WTF::String& identifier, std::function<void(RefPtr<API::UserContentExtension>, std::error_code)>);
void removeContentExtension(const WTF::String& identifier, std::function<void(std::error_code)>);
// For testing only.
void synchronousRemoveAllContentExtensions();
void invalidateContentExtensionVersion(const WTF::String& identifier);
private:
WTF::String defaultStorePath();
const WTF::String m_storePath;
Ref<WTF::WorkQueue> m_compileQueue;
Ref<WTF::WorkQueue> m_readQueue;
Ref<WTF::WorkQueue> m_removeQueue;
};
const std::error_category& userContentExtensionStoreErrorCategory();
inline std::error_code make_error_code(UserContentExtensionStore::Error error)
{
return { static_cast<int>(error), userContentExtensionStoreErrorCategory() };
}
} // namespace API
namespace std {
template<> struct is_error_code_enum<API::UserContentExtensionStore::Error> : public true_type { };
}
#endif // ENABLE(CONTENT_EXTENSIONS)
#endif // APIUserContentExtensionStore_h
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