Services/Form/classes/class.ilRegExpInputGUI.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2007 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 ilRegExpInputGUI extends ilTextInputGUI
{
        private $pattern;
        
        function __construct($a_title = "", $a_postvar = "")
        {
                parent::__construct($a_title, $a_postvar);
                $this->setType("feedurl");
        }

        function checkInput()
        {
                global $lng; 
                $value = ilUtil::stripSlashes($_POST[$this->getPostVar()]);
                if (!$this->getRequired() && strcasecmp($value, "")== 0)
                        return true;
                        
                $result = preg_match ($this->pattern, $value);
                if (!$result)
                        $this->setAlert($lng->txt("msg_input_does_not_match_regexp"));
                return $result;
                
        }
        
        function setPattern ($pattern)
        {
                $this->pattern = $pattern;
        }
        
        function getPattern ()
        {
                return $this->pattern;
        }
        

}