Added abandoned KDE3 version of kbarcode

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/kbarcode@1090667 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 168 insertions, 0 deletions

diff --git a/kbarcode/csvfile.cpp b/kbarcode/csvfile.cpp
new file mode 100644
index 0000000..f8cc81f
--- /dev/null
+++ b/kbarcode/csvfile.cpp
@@ -0,0 +1,168 @@
+/***************************************************************************
+                          csvfile.h  -  description
+                             -------------------
+    begin                : Mon Mar 28 2005
+    copyright            : (C) 2005 by Dominik Seichter
+    email                : domseichter@web.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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "csvfile.h"
+
+#include "printersettings.h"
+
+#include <qbuffer.h>
+#include <qtextcodec.h>
+
+CSVFile::CSVFile( const QString & filename )
+{
+    m_eof = false;
+    m_csv = true;
+
+    m_quote = PrinterSettings::getInstance()->getData()->quote;
+    m_separator = PrinterSettings::getInstance()->getData()->separator;
+    m_comment = PrinterSettings::getInstance()->getData()->comment;
+
+    m_file.setName( filename );
+    m_file.open( IO_ReadOnly );
+
+    if( m_file.isOpen() )
+	m_stream.setDevice( &m_file );
+}
+
+CSVFile::CSVFile( QBuffer & buf )
+{
+    m_eof = false;
+    m_csv = true;
+
+    m_quote = PrinterSettings::getInstance()->getData()->quote;
+    m_separator = PrinterSettings::getInstance()->getData()->separator;
+    m_comment = PrinterSettings::getInstance()->getData()->comment;
+
+    buf.open( IO_ReadOnly );
+
+    if( buf.isOpen() )
+	m_stream.setDevice( &buf );
+}
+
+CSVFile::~CSVFile()
+{
+    if( m_stream.device() && m_stream.device()->isOpen() )
+	m_stream.device()->close();
+}
+
+QStringList CSVFile::readNextLine()
+{
+    QString line;
+
+    if( !m_stream.device() )
+	return QStringList();
+
+    if( !m_stream.device()->isOpen() )
+	return QStringList();
+
+    // walk through the lines until a line containing valid data
+    for( ;; )
+    {
+	line = m_stream.readLine();
+	line = line.stripWhiteSpace();
+
+	// check for eof
+	if( line.isNull() )
+	{
+	    m_eof = true;
+	    return QStringList();
+	}
+	
+	// ignore comments and empty lines
+	if( (!m_comment.isEmpty() && line.startsWith( m_comment )) || line.isEmpty() ) 
+	    continue;
+
+	break;
+    }
+
+    return m_csv ? readCsvLine( line ) : readFixedLine( line );
+}
+
+QStringList CSVFile::readCsvLine( const QString & l )
+{
+    QString     line( l );
+    QStringList sections;
+    unsigned int start   = 0;
+    unsigned int end     = 0;
+    unsigned int len;
+    bool quoted          = false;
+    bool quote_empty;
+
+    // if line does not end with separator, add one
+    if( !line.endsWith( m_separator ) )
+	line.append( m_separator );
+
+    // we have to handle here the case, 
+    // that the separator is included 
+    // in a quoted field
+    len = line.length(); // cache for better speed
+    quote_empty = m_quote.isEmpty();
+    while( end < len )
+    {
+        if( !quote_empty && line.right( len - end ).startsWith( m_quote ) ) 
+            quoted = !quoted;
+        else if( !quoted && line.right( len - end ).startsWith( m_separator ) ) 
+        {
+            sections << removeQuote( line.mid( start, end-start ) );
+
+            start = end;
+            ++start;
+        }
+        else if( line[end] == '\n' )
+            break;
+        
+        ++end;
+    }
+
+    return sections;
+}
+
+QStringList CSVFile::readFixedLine( const QString & line )
+{
+    QString     data( line );
+    QStringList list;
+
+    for( unsigned int i=0;i<m_width.count();i++ )
+    {
+        list << data.left( m_width[i] );
+        data = data.right( data.length() - m_width[i] );
+    }
+
+    return list;
+}
+
+QString CSVFile::removeQuote( const QString & text ) 
+{
+    QString line = text.stripWhiteSpace();
+
+    if( m_quote.isEmpty() )
+        return text;
+
+    if( line.startsWith( m_quote ) )
+	line = line.right( line.length() - m_quote.length() );
+
+    if( line.endsWith( m_quote ) )
+	line = line.left( line.length() - m_quote.length() );
+
+    return line;
+}
+
+void CSVFile::setEncoding( const QString & enc )
+{
+    m_stream.setCodec( QTextCodec::codecForName( enc.latin1() ) );
+}
+