* Name: truncate
* Purpose: Truncate a string to a certain length if necessary, * optionally splitting in the middle of a word, and * appending the $etc string or inserting $etc into the middle. * * @link http://smarty.php.net/manual/en/language.modifier.truncate.php truncate (Smarty online manual) * @author Monte Ohrt * @param string $string input string * @param integer $length lenght of truncated text * @param string $etc end string * @param boolean $break_words truncate at word boundary * @param boolean $middle truncate in the middle of text * @return string truncated string */ function smarty_modifier_truncate($string, $length = 80, $etc = '...', $break_words = false, $middle = false) { if ($length == 0) return ''; if (mb_strlen($string) > $length) { $length -= min($length, mb_strlen($etc)); if (!$break_words && !$middle) { $string = mb_ereg_replace('/\s+?(\S+)?$/', '', mb_substr($string, 0, $length + 1),'p'); } if (!$middle) { return mb_substr($string, 0, $length) . $etc; } else { return mb_substr($string, 0, $length / 2) . $etc . mb_substr($string, - $length / 2); } } else { return $string; } } ?>