class.ilCSVWriter.php

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<?php
/*
    +-----------------------------------------------------------------------------+
    | ILIAS open source                                                           |
    +-----------------------------------------------------------------------------+
    | Copyright (c) 1998-2006 ILIAS open source, University of Cologne            |
    |                                                                             |
    | 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. |
    +-----------------------------------------------------------------------------+
*/

class ilCSVWriter
{
    private $csv = '';
    private $separator = ',';
    private $delimiter = '"';
    private $new_line = "\n";
    private $doUTF8Decoding = false;
    
    private $first_entry = true;
    
    public function __construct()
    {
    }
    public function setSeparator($a_sep)
    {
        $this->separator = $a_sep;
    }
    
    public function setDelimiter($a_del)
    {
        $this->delimiter = $a_del;
    }
    
    public function addRow()
    {
        $this->csv .= $this->new_line;
        $this->first_entry = true;
    }
    
    public function setDoUTF8Decoding($doUTF8Decoding)
    {
        $this->doUTF8Decoding = $doUTF8Decoding ? true : false;
    }
    
    public function addColumn($a_col)
    {
        if (!$this->first_entry) {
            $this->csv .= $this->separator;
        }
        $this->csv .= $this->delimiter;
        $this->csv .= $this->quote($a_col);
        $this->csv .= $this->delimiter;
        $this->first_entry = false;
    }
    
    public function getCSVString()
    {
        return $this->csv;
    }
    
    private function quote($a_str)
    {
        return str_replace($this->delimiter, $this->delimiter . $this->delimiter, ($this->doUTF8Decoding) ? utf8_decode($a_str) : $a_str);
    }
}