ExtensionUrl.h

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/*
* FinTP - Financial Transactions Processing Application
* Copyright (C) 2013 Business Information Systems (Allevo) S.R.L.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
* or contact Allevo at : 031281 Bucuresti, 23C Calea Vitan, Romania,
* phone +40212554577, office@allevo.ro <mailto:office@allevo.ro>, www.allevo.ro.
*/

#ifndef EXTENSIONURL_H
#define EXTENSIONURL_H

#include <xalanc/Include/PlatformDefinitions.hpp>
#include <xalanc/XPath/Function.hpp>
#include <xercesc/util/PlatformUtils.hpp>
#include <xalanc/XalanTransformer/XalanTransformer.hpp>
#include <xalanc/XPath/XObjectFactory.hpp>

#include "../DllMain.h"

#include <curl/curl.h>

XALAN_USING_XALAN(Function)
XALAN_USING_XALAN(XPathExecutionContext)
XALAN_USING_XALAN(XalanDOMString)
XALAN_USING_XALAN(XalanNode)
//XALAN_USING_XALAN(StaticStringToDOMString)
XALAN_USING_XALAN(XObjectPtr)

#ifdef XALAN_1_9
XALAN_USING_XALAN(MemoryManagerType)
#endif

namespace FinTP
{
        class ExportedObject FunctionUrl : public Function
        {
                public:
                        virtual XObjectPtr execute( XPathExecutionContext& executionContext, XalanNode* context, const XObjectArgVectorType& args,const LocatorType* locator ) const;

        #ifdef XALAN_1_9
                        #if defined( XALAN_NO_COVARIANT_RETURN_TYPE )
                                virtual Function* clone( MemoryManagerType& theManager ) const;
                        #else
                                virtual FunctionUrl* clone( MemoryManagerType& theManager ) const;
                        #endif
                protected:
                        const XalanDOMString& getError( XalanDOMString& theResult ) const;
        #else
                        #if defined( XALAN_NO_COVARIANT_RETURN_TYPE )
                                virtual Function* clone() const;
                        #else
                                virtual FunctionUrl* clone() const;
                        #endif
                protected:
                        const XalanDOMString getError() const;
        #endif
                        
                public :
                        static int writer( char *data, size_t size, size_t nmemb, unsigned char** writerData );

                        static string SSLCertificateFileName;
                        static string SSLCertificatePasswd;   
                        
                private:

                        // The assignment and equality operators are not implemented...
                        FunctionUrl& operator=( const FunctionUrl& );
                        bool operator==( const FunctionUrl& ) const;

                        void initCurl( CURL *&conn, const string& url ) const;

                        static char m_ErrorBuffer[ CURL_ERROR_SIZE ];
                        static unsigned char** m_Buffer;
                        static long m_BufferSize;
        };
}

#endif // EXTENSIONURL_H