protocolhandlercache.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
 
#pragma once
 
#include <unordered_map>
#include <optional>
 
#include <com/sun/star/util/URL.hpp>
 
#include <unotools/configitem.hxx>
#include <rtl/ustring.hxx>
 
namespace framework{
 
inline constexpr OUStringLiteral PACKAGENAME_PROTOCOLHANDLER = u"Office.ProtocolHandler";                    
 
#define CFG_PATH_SEPARATOR                          "/"                                               
 
#define PROPERTY_PROTOCOLS                          "Protocols"                                       
 
struct ProtocolHandler
{
    /* member */
    public:
 
        OUString m_sUNOName;
        std::vector<OUString> m_lProtocols;
};
 
typedef std::unordered_map<OUString, OUString> PatternHash;
 
typedef std::unordered_map<OUString, ProtocolHandler> HandlerHash;
 
class HandlerCFGAccess;
class HandlerCache final
{
    /* member */
    private:
 
        static std::optional<HandlerHash> s_pHandler;
        static std::optional<PatternHash> s_pPattern;
        static HandlerCFGAccess* s_pConfig;
        static sal_Int32 m_nRefCount;
 
    /* interface */
    public:
 
                 HandlerCache();
                 ~HandlerCache();
 
        bool search( const OUString& sURL, ProtocolHandler* pReturn ) const;
        bool search( const css::util::URL&  aURL, ProtocolHandler* pReturn ) const;
 
        void takeOver(HandlerHash aHandler, PatternHash aPattern);
};
 
class HandlerCFGAccess final : public ::utl::ConfigItem
{
    private:
        HandlerCache* m_pCache;
 
        virtual void ImplCommit() override;
 
    /* interface */
    public:
                 HandlerCFGAccess( const OUString& sPackage  );
        void     read            ( HandlerHash& rHandlerHash, PatternHash& rPatternHash );
 
        void setCache(HandlerCache* pCache) {m_pCache = pCache;};
        virtual void Notify(const css::uno::Sequence< OUString >& lPropertyNames) override;
};
 
} // namespace framework
 
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