Merge branch 'master' of git://github.com/friendica/friendica

1 files changed, 59 insertions, 0 deletions

diff --git a/library/Smarty/libs/plugins/modifier.truncate.php b/library/Smarty/libs/plugins/modifier.truncate.php
new file mode 100644
index 000000000..9a803ec99
--- /dev/null
+++ b/library/Smarty/libs/plugins/modifier.truncate.php
@@ -0,0 +1,59 @@
+<?php
+/**
+ * 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  $string      input string
+ * @param integer $length      length 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, $middle = false) {
+    if ($length == 0)
+        return '';
+
+    if (Smarty::$_MBSTRING) {
+        if (mb_strlen($string, Smarty::$_CHARSET) > $length) {
+            $length -= min($length, mb_strlen($etc, Smarty::$_CHARSET));
+            if (!$break_words && !$middle) {
+                $string = preg_replace('/\s+?(\S+)?$/' . Smarty::$_UTF8_MODIFIER, '', mb_substr($string, 0, $length + 1, Smarty::$_CHARSET));
+            } 
+            if (!$middle) {
+                return mb_substr($string, 0, $length, Smarty::$_CHARSET) . $etc;
+            }
+            return mb_substr($string, 0, $length / 2, Smarty::$_CHARSET) . $etc . mb_substr($string, - $length / 2, $length, Smarty::$_CHARSET);
+        }
+        return $string;
+    }
+    
+    // no MBString fallback
+    if (isset($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) . $etc;
+        }
+        return substr($string, 0, $length / 2) . $etc . substr($string, - $length / 2);
+    }
+    return $string;
+} 
+
+?>
\ No newline at end of file