6 * @subpackage PluginsShared
9 if(!function_exists('smarty_mb_wordwrap')) {
12 * Wrap a string to a given number of characters
14 * @link http://php.net/manual/en/function.wordwrap.php for similarity
15 * @param string $str the string to wrap
16 * @param int $width the width of the output
17 * @param string $break the character used to break the line
18 * @param boolean $cut ignored parameter, just for the sake of
19 * @return string wrapped string
22 function smarty_mb_wordwrap($str, $width=75, $break="\n", $cut=false)
24 // break words into tokens using white space as a delimiter
25 $tokens = preg_split('!(\s)!S' . Smarty::$_UTF8_MODIFIER, $str, -1, PREG_SPLIT_NO_EMPTY + PREG_SPLIT_DELIM_CAPTURE);
30 foreach ($tokens as $_token) {
31 $token_length = mb_strlen($_token, Smarty::$_CHARSET);
32 $_tokens = array($_token);
33 if ($token_length > $width) {
35 $t = mb_substr($t, 0, -1, Smarty::$_CHARSET);
40 $_tokens = preg_split('!(.{' . $width . '})!S' . Smarty::$_UTF8_MODIFIER, $_token, -1, PREG_SPLIT_NO_EMPTY + PREG_SPLIT_DELIM_CAPTURE);
41 // broken words go on a new line
46 foreach ($_tokens as $token) {
47 $_space = !!preg_match('!^\s$!S' . Smarty::$_UTF8_MODIFIER, $token);
48 $token_length = mb_strlen($token, Smarty::$_CHARSET);
49 $length += $token_length;
51 if ($length > $width) {
52 // remove space before inserted break
53 if ($_previous && $token_length < $width) {
54 $t = mb_substr($t, 0, -1, Smarty::$_CHARSET);
57 // add the break before the token
59 $length = $token_length;
61 // skip space after inserting a break
66 } else if ($token == "\n") {
67 // hard break must reset counters
71 // remember if we had a space or not