classes/class.ilUserAgreement.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2005 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 ilUserAgreement
{
        var $ilias;


        function ilUserAgreement()
        {
                global $ilias;

                $this->ilias = &$ilias;
        }

        function _getText()
        {
                global $lng, $ilias, $ilLog;
        
                $tmpPath = getcwd();
                $tmpsave = getcwd();
                
                // 1st try: client specific / user language agreement
                $client_dir = ilUtil::getWebspaceDir()."/agreement/";
                $agreement = $client_dir."agreement_".$lng->lang_key.".html";
        
                // 2nd try: client specific / default language
                if (!file_exists($agreement))
                {
                        $agreement = $client_dir."agreement_".$lng->lang_default.".html";
                }
        
                // 3rd try: client specific / english
                if (!file_exists($agreement))
                {
                        $agreement = $client_dir."agreement_en.html";
                }
                
                // 4th try: global / user language
                if (!file_exists($agreement))
                {
                        $agrPath = $tmpPath."/agreement";
                        chdir($agrPath);
                        $agreement = "agreement_".$lng->lang_key.".html";
                }
        
                // 5th try: global / default language
                if (!file_exists($agreement))
                {
                        $ilLog->write("view_usr_agreement.php: Agreement file ".$agreement." has not been found (user language).");
                        $agreement = "agreement_".$lng->lang_default.".html";
                }
        
                // last try: global / english
                if (!file_exists($agreement))
                {
                        $ilLog->write("view_usr_agreement.php: Agreement file ".$agreement." has not been found (system language).");
                        $agreement = "agreement_en.html";
                }
                
                if (file_exists($agreement))
                {
                        if ($content = file($agreement))
                        {
                                foreach ($content as $key => $val)
                                {
                                        $text .= trim(nl2br($val));
                                }
                                chdir($tmpsave);
                                return $text;
                        }
                        else
                        {
                                $ilias->raiseError($lng->txt("usr_agreement_empty"),$ilias->error_obj->MESSAGE);
                        }
                }
                else
                {
                        $ilias->raiseError($lng->txt("file_not_found").": ".$agreement,
                                $ilias->error_obj->MESSAGE);
                }
        
                chdir($tmpsave);
        }
}
?>