urihelper.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 <rtl/ustring.hxx>
#include <rtl/ustrbuf.hxx>
#include <rtl/uri.hxx>
 
 
namespace ucb_impl::urihelper {
 
    inline OUString encodeSegment( const OUString & rSegment )
    {
        return rtl::Uri::encode( rSegment,
                                 rtl_UriCharClassPchar,
                                 rtl_UriEncodeIgnoreEscapes,
                                 RTL_TEXTENCODING_UTF8 );
    }
 
    inline OUString decodeSegment( const OUString& rSegment )
    {
        return rtl::Uri::decode( rSegment,
                                 rtl_UriDecodeWithCharset,
                                 RTL_TEXTENCODING_UTF8 );
    }
 
    inline OUString encodeURI( const OUString & rURI )
    {
        OUString aFragment;
        OUString aParams;
        OUString aURI;
 
        sal_Int32 nFragment = rURI.lastIndexOf( u'#' );
        if ( nFragment != -1 )
            aFragment = rURI.copy( nFragment + 1 );
 
        sal_Int32 nParams = ( nFragment == -1 )
            ? rURI.lastIndexOf( u'?' )
            : rURI.lastIndexOf( u'?', nFragment );
        if ( nParams != -1 )
            aParams = ( nFragment == -1 )
                ? rURI.copy( nParams + 1 )
                : rURI.copy( nParams + 1, nFragment - nParams - 1 );
 
        aURI = ( nParams != -1 )
            ? rURI.copy( 0, nParams )
            : ( nFragment != -1 )
                  ? rURI.copy( 0, nFragment )
                  : rURI;
 
        if ( aFragment.getLength() > 1 )
            aFragment =
                rtl::Uri::encode( aFragment,
                                  rtl_UriCharClassUric,
                                  rtl_UriEncodeKeepEscapes, /* #i81690# */
                                  RTL_TEXTENCODING_UTF8 );
 
        if ( aParams.getLength() > 1 )
            aParams =
                rtl::Uri::encode( aParams,
                                  rtl_UriCharClassUric,
                                  rtl_UriEncodeKeepEscapes, /* #i81690# */
                                  RTL_TEXTENCODING_UTF8 );
 
        OUStringBuffer aResult(256);
        sal_Int32 nIndex = 0;
        do
        {
            aResult.append(
                rtl::Uri::encode( aURI.getToken( 0, '/', nIndex ),
                                  rtl_UriCharClassPchar,
                                  rtl_UriEncodeKeepEscapes, /* #i81690# */
                                  RTL_TEXTENCODING_UTF8 ) );
            if ( nIndex >= 0 )
                aResult.append( u'/' );
        }
        while ( nIndex >= 0 );
 
        if ( !aParams.isEmpty() )
            aResult.append( u"?" + aParams );
 
        if ( !aFragment.isEmpty() )
            aResult.append( u"#" + aFragment );
 
        return aResult.makeStringAndClear();
    }
 
} // namespace
 
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