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Revision 148 Revision 991
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 *
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 *
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 * @return string truncated string
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 * @return string truncated string
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 */
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 */
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function smarty_modifier_truncate($string, $length = 80, $etc = '...', $break_words = false, $middle = false)
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function smarty_modifier_truncate($string, $length = 80, $etc = '...', $break_words = false, $middle = false)
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{
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{
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    if ($length === 0) {
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    if ($length === 0 || $string === null) {
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        return '';
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        return '';
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    }
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    }
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    if (Smarty::$_MBSTRING) {
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    if (Smarty::$_MBSTRING) {
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        if (mb_strlen($string, Smarty::$_CHARSET) > $length) {
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        if (mb_strlen($string, Smarty::$_CHARSET) > $length) {
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            $length -= min($length, mb_strlen($etc, Smarty::$_CHARSET));
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            $length -= min($length, mb_strlen($etc, Smarty::$_CHARSET));