1 <?php
 2 /**
 3  * @package sapphire
 4  * @subpackage search
 5  */
 6 
 7 /**
 8  * Matches textual content with a substring match from the beginning
 9  * of the string.
10  * 
11  * <code>
12  *  "abcdefg" => "defg" # false
13  *  "abcdefg" => "abcd" # true
14  * </code>
15  * 
16  * @package sapphire
17  * @subpackage search
18  */
19 class StartsWithFilter extends SearchFilter {
20     
21     /**
22      * Applies a substring match on a field value.
23      *
24      * @return unknown
25      */
26     public function apply(SQLQuery $query) {
27         $query = $this->applyRelation($query);      
28         $query->where($this->getDbName() . " LIKE '" . Convert::raw2sql($this->getValue()) . "%'");
29     }
30     
31     public function isEmpty() {
32         return $this->getValue() == null || $this->getValue() == '';
33     }
34 }
35 ?>