class.ilLikeUserMultiFieldSearch.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

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

class ilLikeUserMultiFieldSearch extends ilAbstractSearch
{

    public function __construct($qp_obj)
    {
        parent::__construct($qp_obj);
    }
    
    public function performSearch()
    {
        $where = $this->__createWhereCondition();
        $locate = $this->__createLocateString();

        $query = "SELECT usr_id  " .
            $locate .
            "FROM usr_data_multi " .
            $where;
        
        $res = $this->db->query($query);
        while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
            $this->search_result->addEntry($row->usr_id, 'usr', $this->__prepareFound($row));
        }
        return $this->search_result;
    }
    
    
    public function setFields($a_fields)
    {
        foreach ($a_fields as $field) {
            $fields[] = $field;
        }
        parent::setFields($fields ? $fields : array());
    }
    

    public function __createWhereCondition()
    {
        global $ilDB;
        
        $fields = $this->getFields();
        $field = $fields[0];

        $and = "  WHERE field_id = " . $ilDB->quote($field, "text") . " AND ( ";
        $counter = 0;
        foreach ($this->query_parser->getQuotedWords() as $word) {
            if ($counter++) {
                $and .= " OR ";
            }

            if (strpos($word, '^') === 0) {
                $and .= $ilDB->like("value", "text", substr($word, 1) . "%");
            } else {
                $and .= $ilDB->like("value", "text", "%" . $word . "%");
            }
        }
        return $and . ") ";
    }
}