| 1 | <?php | 
| 2 | /** | 
| 3 | * Smarty plugin | 
| 4 | * @package Smarty | 
| 5 | * @subpackage plugins | 
| 6 | */ | 
| 7 |  | 
| 8 |  | 
| 9 | /** | 
| 10 | * Smarty truncate modifier plugin | 
| 11 | * | 
| 12 | * Type:     modifier<br> | 
| 13 | * Name:     truncate<br> | 
| 14 | * Purpose:  Truncate a string to a certain length if necessary, | 
| 15 | *           optionally splitting in the middle of a word, and | 
| 16 | *           appending the $etc string. | 
| 17 | * @link http://smarty.php.net/manual/en/language.modifier.truncate.php | 
| 18 | *          truncate (Smarty online manual) | 
| 19 | * @param string | 
| 20 | * @param integer | 
| 21 | * @param string | 
| 22 | * @param boolean | 
| 23 | * @return string | 
| 24 | */ | 
| 25 | function smarty_modifier_truncate($string, $length = 80, $etc = '...', | 
| 26 | $break_words = false) | 
| 27 | { | 
| 28 | if ($length == 0) | 
| 29 | return ''; | 
| 30 |  | 
| 31 | if (strlen($string) > $length) { | 
| 32 | $length -= strlen($etc); | 
| 33 | if (!$break_words) | 
| 34 | $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1)); | 
| 35 |  | 
| 36 | return substr($string, 0, $length).$etc; | 
| 37 | } else | 
| 38 | return $string; | 
| 39 | } | 
| 40 |  | 
| 41 | /* vim: set expandtab: */ | 
| 42 |  | 
| 43 | ?> |