Updated smarty image function

[gosa.git] / gosa-core / include / smarty / plugins / modifier.truncate.php

diff --git a/gosa-core/include/smarty/plugins/modifier.truncate.php b/gosa-core/include/smarty/plugins/modifier.truncate.php
index d96de5f12397bffa4769000c3ae9a09be39cb843..943a8ab6591f8a3a115f79f8afc559de24662e64 100644 (file)
--- a/gosa-core/include/smarty/plugins/modifier.truncate.php
+++ b/gosa-core/include/smarty/plugins/modifier.truncate.php
@@ -1,50 +1,64 @@
 <?php
 /**
- * Smarty plugin
- * @package Smarty
- * @subpackage plugins
- */
-
+* Smarty plugin
+* 
+* @package Smarty
+* @subpackage PluginsModifier
+*/
 
 /**
- * Smarty truncate modifier plugin
- *
- * Type:     modifier<br>
- * Name:     truncate<br>
- * 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 <monte at ohrt dot com>
- * @param string
- * @param integer
- * @param string
- * @param boolean
- * @param boolean
- * @return string
- */
+* Smarty truncate modifier plugin
+* 
+* Type:     modifier<br>
+* Name:     truncate<br>
+* 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 <monte at ohrt dot com> 
+* @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)
+    $break_words = false, $middle = false)
 {
     if ($length == 0)
         return '';
 
-    if (strlen($string) > $length) {
-        $length -= strlen($etc);
-        if (!$break_words && !$middle) {
-            $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
-        }
-        if(!$middle) {
-            return substr($string, 0, $length).$etc;
+    if (is_callable('mb_strlen')) {
+        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, - $length / 2);
+            } 
         } else {
-            return substr($string, 0, $length/2) . $etc . substr($string, -$length/2);
-        }
+            return $string;
+        } 
     } else {
-        return $string;
-    }
-}
-
-/* vim: set expandtab: */
+        if (strlen($string) > $length) {
+            $length -= min($length, strlen($etc));
+            if (!$break_words && !$middle) {
+                $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length + 1));
+            } 
+            if (!$middle) {
+                return substr($string, 0, $length) . $etc;
+            } else {
+                return substr($string, 0, $length / 2) . $etc . substr($string, - $length / 2);
+            } 
+        } else {
+            return $string;
+        } 
+    } 
+} 
 
 ?>