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-rw-r--r--lib/smarty/libs/plugins/shared.mb_wordwrap.php83
1 files changed, 83 insertions, 0 deletions
diff --git a/lib/smarty/libs/plugins/shared.mb_wordwrap.php b/lib/smarty/libs/plugins/shared.mb_wordwrap.php
new file mode 100644
index 000000000..ba3498c70
--- /dev/null
+++ b/lib/smarty/libs/plugins/shared.mb_wordwrap.php
@@ -0,0 +1,83 @@
+<?php
+/**
+ * Smarty shared plugin
+ *
+ * @package Smarty
+ * @subpackage PluginsShared
+ */
+
+if(!function_exists('smarty_mb_wordwrap')) {
+
+ /**
+ * Wrap a string to a given number of characters
+ *
+ * @link http://php.net/manual/en/function.wordwrap.php for similarity
+ * @param string $str the string to wrap
+ * @param int $width the width of the output
+ * @param string $break the character used to break the line
+ * @param boolean $cut ignored parameter, just for the sake of
+ * @return string wrapped string
+ * @author Rodney Rehm
+ */
+ function smarty_mb_wordwrap($str, $width=75, $break="\n", $cut=false)
+ {
+ // break words into tokens using white space as a delimiter
+ $tokens = preg_split('!(\s)!S' . Smarty::$_UTF8_MODIFIER, $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::$_CHARSET);
+ $_tokens = array($_token);
+ if ($token_length > $width) {
+ // remove last space
+ $t = mb_substr($t, 0, -1, Smarty::$_CHARSET);
+ $_previous = false;
+ $length = 0;
+
+ if ($cut) {
+ $_tokens = preg_split('!(.{' . $width . '})!S' . Smarty::$_UTF8_MODIFIER, $_token, -1, PREG_SPLIT_NO_EMPTY + PREG_SPLIT_DELIM_CAPTURE);
+ // broken words go on a new line
+ $t .= $break;
+ }
+ }
+
+ foreach ($_tokens as $token) {
+ $_space = !!preg_match('!^\s$!S' . Smarty::$_UTF8_MODIFIER, $token);
+ $token_length = mb_strlen($token, Smarty::$_CHARSET);
+ $length += $token_length;
+
+ if ($length > $width) {
+ // remove space before inserted break
+ if ($_previous && $token_length < $width) {
+ $t = mb_substr($t, 0, -1, Smarty::$_CHARSET);
+ }
+
+ // add the break before the token
+ $t .= $break;
+ $length = $token_length;
+
+ // skip space after inserting a break
+ if ($_space) {
+ $length = 0;
+ continue;
+ }
+ } else if ($token == "\n") {
+ // hard break must reset counters
+ $_previous = 0;
+ $length = 0;
+ } else {
+ // remember if we had a space or not
+ $_previous = $_space;
+ }
+ // add the token
+ $t .= $token;
+ }
+ }
+
+ return $t;
+ }
+
+}
+?> \ No newline at end of file