smarty 3 - first pass for tests

git-svn-id: http://piwigo.org/svn/trunk@23384 68402e56-0260-453c-a942-63ccdbb3a9ee

include/smarty/libs/plugins/shared.make_timestamp.php

@@ -1,46 +1,42 @@
 <?php
 /**
  * Smarty shared plugin
+ *
  * @package Smarty
- * @subpackage plugins
+ * @subpackage PluginsShared
  */
 
-
 /**
  * Function: smarty_make_timestamp<br>
- * Purpose:  used by other smarty functions to make a timestamp
- *           from a string.
+ * Purpose:  used by other smarty functions to make a timestamp from a string.
+ *
  * @author   Monte Ohrt <monte at ohrt dot com>
- * @param string
- * @return string
+ * @param DateTime|int|string $string  date object, timestamp or string that can be converted using strtotime()
+ * @return int
  */
 function smarty_make_timestamp($string)
 {
-    if(empty($string)) {
+    if (empty($string)) {
         // use "now":
-        $time = time();
-
-    } elseif (preg_match('/^\d{14}$/', $string)) {
-        // it is mysql timestamp format of YYYYMMDDHHMMSS?            
-        $time = mktime(substr($string, 8, 2),substr($string, 10, 2),substr($string, 12, 2),
+        return time();
+    } elseif ($string instanceof DateTime) {
+        return $string->getTimestamp();
+    } elseif (strlen($string) == 14 && ctype_digit($string)) {
+        // it is mysql timestamp format of YYYYMMDDHHMMSS?
+        return mktime(substr($string, 8, 2),substr($string, 10, 2),substr($string, 12, 2),
                        substr($string, 4, 2),substr($string, 6, 2),substr($string, 0, 4));
-        
     } elseif (is_numeric($string)) {
         // it is a numeric string, we handle it as timestamp
-        $time = (int)$string;
-        
+        return (int) $string;
     } else {
         // strtotime should handle it
         $time = strtotime($string);
         if ($time == -1 || $time === false) {
             // strtotime() was not able to parse $string, use "now":
-            $time = time();
+            return time();
         }
+        return $time;
     }
-    return $time;
-
 }
 
-/* vim: set expandtab: */
-
 ?>