1 files changed, 23 insertions, 0 deletions
diff --git a/inc/common.php b/inc/common.php
index 7aaf8098b..1f7e3f910 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -1206,4 +1206,27 @@ function preg_quote_cb($string){
     return preg_quote($string,'/');
 }
 
+/**
+ * Shorten a given string by removing data from the middle
+ *
+ * You can give the string in two parts, teh first part $keep
+ * will never be shortened. The second part $short will be cut
+ * in the middle to shorten but only if at least $min chars are
+ * left to display it. Otherwise it will be left off.
+ *
+ * @param string $keep   the part to keep
+ * @param string $short  the part to shorten
+ * @param int    $max    maximum chars you want for the whole string
+ * @param int    $min    minimum number of chars to have left for middle shortening
+ * @param string $char   the shortening character to use
+ */
+function shorten($keep,$short,$max,$min=9,$char='⌇'){
+    $max = $max - utf8_strlen($keep);
+	 if($max < $min) return $keep;
+    $len = utf8_strlen($short);
+    if($len <= $max) return $keep.$short;
+    $half = floor($max/2);
+    return $keep.utf8_substr($short,0,$half-1).$char.utf8_substr($short,$len-$half);
+}
+
 //Setup VIM: ex: et ts=2 enc=utf-8 :