field->id.'" value="'.$value.'" />'; } function parse_search_field() { return optional_param('f_'.$this->field->id, '', PARAM_NOTAGS); } function generate_sql($tablealias, $value) { global $DB; $ILIKE = $DB->sql_ilike(); static $i=0; $i++; $name = "df_picture_$i"; return array(" ({$tablealias}.fieldid = {$this->field->id} AND {$tablealias}.content $ILIKE :$name) ", array($name=>"%$value%")); } } ?>