class.ilLikeAdvancedSearch.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 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. |
        +-----------------------------------------------------------------------------+
*/

include_once 'Services/Search/classes/class.ilAdvancedSearch.php';

class ilLikeAdvancedSearch extends ilAdvancedSearch
{
        public function __construct($qp)
        {
                parent::__construct($qp);
        }
        
        function __createTaxonWhereCondition()
        {
                global $ilDB;
                
                if($this->options['lom_taxon'])
                {
                        $where = " WHERE (";
                        
                        $counter = 0;
                        foreach($this->query_parser->getQuotedWords() as $word)
                        {
                                if($counter++)
                                {
                                        $where .= "OR";
                                }
                                
                                $where .= $ilDB->like('taxon','text','%'.$word.'%');
                        }
                        $where .= ') ';
                        return $where;
                }
                return '';
        }
        
        function __createKeywordWhereCondition()
        {
                global $ilDB;
                
                $where = " WHERE (";
                
                $counter = 0;
                foreach($this->query_parser->getQuotedWords() as $word)
                {
                        if($counter++)
                        {
                                $where .= "OR";
                        }
                        
                        $where .= $ilDB->like('keyword','text','%'.$word.'%');
                }
                $where .= ') ';
                return $where;
        }
        
        function __createLifecycleWhereCondition()
        {
                global $ilDB;
                
                if($this->options['lom_version'])
                {
                        $where = " WHERE (";
                        
                        $counter = 0;
                        foreach($this->query_parser->getQuotedWords() as $word)
                        {
                                if($counter++)
                                {
                                        $where .= "OR";
                                }
                                
                                $where .= $ilDB->like('meta_version','text','%'.$word.'%');
                        }
                        $where .= ') ';
                        return $where;
                }
                return '';
        }
        
        function __createEntityWhereCondition()
        {
                global $ilDB;

                if($this->options['lom_role_entry'])
                {
                        $where = " WHERE (";
                        
                        $counter = 0;
                        foreach($this->query_parser->getQuotedWords() as $word)
                        {
                                if($counter++)
                                {
                                        $where .= "OR";
                                }
                                
                                $where .= $ilDB->like('entity','text','%'.$word.'%');
                        }
                        $where .= ') ';
                        return $where;
                }
                return '';
        }

        function __createCoverageAndCondition()
        {
                global $ilDB;

                if($this->options['lom_coverage'])
                {
                        $where = " AND (";
                        
                        $counter = 0;
                        foreach($this->query_parser->getQuotedWords() as $word)
                        {
                                if($counter++)
                                {
                                        $where .= "OR";
                                }
                                
                                $where .= $ilDB->like('coverage','text','%'.$word.'%');
                        }
                        $where .= ') ';
                        return $where;
                }
                return '';
        }
        
        function __createTitleDescriptionWhereCondition()
        {
                global $ilDB;
                
                $concat = $ilDB->concat(
                        array(
                                array('title','text'),
                                array('description','text')));

                $where = " WHERE (";

                $counter = 0;
                foreach($this->query_parser->getQuotedWords() as $word)
                {
                        if($counter++)
                        {
                                $where .= "OR";
                        }
                        
                        $where .= $ilDB->like($concat,'text','%'.$word.'%');
                }
                $where .= ') ';
                
                return $where;
        }               
        

}