<?php
if(!function_exists('smarty_mb_wordwrap')) {
function smarty_mb_wordwrap($str, $width=75, $break="\n", $cut=false)
{
$tokens = preg_split('!(\s)!uS', $str, -1, PREG_SPLIT_NO_EMPTY + PREG_SPLIT_DELIM_CAPTURE);
$length = 0;
$t = '';
$_previous = false;
foreach ($tokens as $_token) {
$token_length = mb_strlen($_token, SMARTY_RESOURCE_CHAR_SET);
$_tokens = array($_token);
if ($token_length > $width) {
$t = mb_substr($t, 0, -1, SMARTY_RESOURCE_CHAR_SET);
$_previous = false;
$length = 0;
if ($cut) {
$_tokens = preg_split('!(.{' . $width . '})!uS', $_token, -1, PREG_SPLIT_NO_EMPTY + PREG_SPLIT_DELIM_CAPTURE);
$t .= $break;
}
}
foreach ($_tokens as $token) {
$_space = !!preg_match('!^\s$!uS', $token);
$token_length = mb_strlen($token, SMARTY_RESOURCE_CHAR_SET);
$length += $token_length;
if ($length > $width) {
if ($_previous && $token_length < $width) {
$t = mb_substr($t, 0, -1, SMARTY_RESOURCE_CHAR_SET);
}
$t .= $break;
$length = $token_length;
if ($_space) {
$length = 0;
continue;
}
} else if ($token == "\n") {
$_previous = 0;
$length = 0;
} else {
$_previous = $_space;
}
$t .= $token;
}
}
return $t;
}
}
?>
