Initial import

1 files changed, 127 insertions, 0 deletions

diff --git a/src/encoderxml.cpp b/src/encoderxml.cpp
new file mode 100644
index 0000000..bbb76dd
--- /dev/null
+++ b/src/encoderxml.cpp
@@ -0,0 +1,127 @@
+/***************************************************************************
+*   Copyright (C) 2004-2009 by Thomas Fischer                             *
+*   fischer@unix-ag.uni-kl.de                                             *
+*                                                                         *
+*   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 2 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, write to the                         *
+*   Free Software Foundation, Inc.,                                       *
+*   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+***************************************************************************/
+#include <qregexp.h>
+
+#include "encoderxml.h"
+
+namespace BibTeX
+{
+    EncoderXML *encoderXML = NULL;
+
+    static const struct EncoderXMLCharMapping
+    {
+        const char *regexp;
+        unsigned int unicode;
+        const char *latex;
+    }
+    charmappingdataxml[] =
+    {
+        {"&amp;", 0x0026, "&amp;"},
+        {"&lt;", 0x003C, "&lt;"},
+        {"&gt;", 0x003E, "&gt;"}
+    };
+    static const int charmappingdataxmlcount = sizeof( charmappingdataxml ) / sizeof( charmappingdataxml[ 0 ] ) ;
+
+    EncoderXML::EncoderXML()
+            : Encoder()
+    {
+        buildCharMapping();
+    }
+
+
+    EncoderXML::~EncoderXML()
+    {
+        // nothing
+    }
+
+    QString EncoderXML::decode( const QString &text )
+    {
+        QString result = text;
+
+        for ( QValueList<CharMappingItem>::ConstIterator it = m_charMapping.begin(); it != m_charMapping.end(); ++it )
+            result.replace(( *it ).regExp, ( *it ).unicode );
+
+        /**
+          * Find and replace all characters written as hexadecimal number
+          */
+        int p = -1;
+        while (( p = result.find( "&#x", p + 1 ) ) >= 0 )
+        {
+            int p2 = result.find( ";", p + 1 );
+            if ( p2 < 0 ) break;
+            bool ok = FALSE;
+            int hex = result.mid( p + 3, p2 - p - 3 ).toInt( &ok, 16 );
+            if ( ok && hex > 0 )
+                result.replace( result.mid( p, p2 - p + 1 ), QChar( hex ) );
+        }
+
+        /**
+          * Find and replace all characters written as decimal number
+          */
+        p = -1;
+        while (( p = result.find( "&#", p + 1 ) ) >= 0 )
+        {
+            int p2 = result.find( ";", p + 1 );
+            if ( p2 < 0 ) break;
+            bool ok = FALSE;
+            int dec = result.mid( p + 2, p2 - p - 2 ).toInt( &ok, 10 );
+            if ( ok && dec > 0 )
+                result.replace( result.mid( p, p2 - p + 1 ), QChar( dec ) );
+        }
+
+        return result;
+    }
+
+    QString EncoderXML::encode( const QString &text )
+    {
+        QString result = text;
+
+        for ( QValueList<CharMappingItem>::ConstIterator it = m_charMapping.begin(); it != m_charMapping.end(); ++it )
+            result.replace(( *it ).unicode, ( *it ).latex );
+
+        return result;
+    }
+
+    QString EncoderXML::encodeSpecialized( const QString &text, const EntryField::FieldType  /* fieldType */ )
+    {
+        return encode( text );
+    }
+
+    void EncoderXML::buildCharMapping()
+    {
+        for ( int i = 0; i < charmappingdataxmlcount; i++ )
+        {
+            CharMappingItem charMappingItem;
+            charMappingItem.regExp = QRegExp( charmappingdataxml[ i ].regexp );
+            charMappingItem.unicode = QChar( charmappingdataxml[ i ].unicode );
+            charMappingItem.latex = QString( charmappingdataxml[ i ].latex );
+            m_charMapping.append( charMappingItem );
+        }
+    }
+
+    EncoderXML *EncoderXML::currentEncoderXML()
+    {
+        if ( encoderXML == NULL )
+            encoderXML = new EncoderXML();
+
+        return encoderXML;
+    }
+
+}