1 files changed, 22 insertions, 19 deletions

diff --git a/lib/smarty3/Autoloader.php b/lib/smarty3/Autoloader.php
index e888553..e4dc450 100644
--- a/lib/smarty3/Autoloader.php
+++ b/lib/smarty3/Autoloader.php
@@ -2,20 +2,21 @@
 /**
  * Smarty Autoloader
  *
- * @package    Smarty
+ * @package Smarty
  */
 
 /**
  * Smarty Autoloader
  *
- * @package    Smarty
- * @author     Uwe Tews
+ * @package Smarty
+ * @author  Uwe Tews
  *             Usage:
- *             require_once '...path/Autoloader.php';
- *             Smarty_Autoloader::register();
- *             $smarty = new Smarty();
- *             Note:       This autoloader is not needed if you use Composer.
- *             Composer will automatically add the classes of the Smarty package to it common autoloader.
+ *                  require_once '...path/Autoloader.php';
+ *                  Smarty_Autoloader::register();
+ *             or
+ *                  include '...path/bootstrap.php';
+ *
+ *                  $smarty = new Smarty();
  */
 class Smarty_Autoloader
 {
@@ -24,14 +25,14 @@ class Smarty_Autoloader
      *
      * @var string
      */
-    public static $SMARTY_DIR = '';
+    public static $SMARTY_DIR = null;
 
     /**
      * Filepath to Smarty internal plugins
      *
      * @var string
      */
-    public static $SMARTY_SYSPLUGINS_DIR = '';
+    public static $SMARTY_SYSPLUGINS_DIR = null;
 
     /**
      * Array with Smarty core classes and their filename
@@ -53,8 +54,8 @@ class Smarty_Autoloader
         if (!defined('SMARTY_SPL_AUTOLOAD')) {
             define('SMARTY_SPL_AUTOLOAD', 0);
         }
-        if (SMARTY_SPL_AUTOLOAD &&
-            set_include_path(get_include_path() . PATH_SEPARATOR . SMARTY_SYSPLUGINS_DIR) !== false
+        if (SMARTY_SPL_AUTOLOAD
+            && set_include_path(get_include_path() . PATH_SEPARATOR . SMARTY_SYSPLUGINS_DIR) !== false
         ) {
             $registeredAutoLoadFunctions = spl_autoload_functions();
             if (!isset($registeredAutoLoadFunctions[ 'spl_autoload' ])) {
@@ -75,7 +76,7 @@ class Smarty_Autoloader
         self::$SMARTY_DIR = defined('SMARTY_DIR') ? SMARTY_DIR : dirname(__FILE__) . DIRECTORY_SEPARATOR;
         self::$SMARTY_SYSPLUGINS_DIR = defined('SMARTY_SYSPLUGINS_DIR') ? SMARTY_SYSPLUGINS_DIR :
             self::$SMARTY_DIR . 'sysplugins' . DIRECTORY_SEPARATOR;
-        if (version_compare(phpversion(), '5.3.0', '>=')) {
+        if (version_compare(PHP_VERSION, '5.3.0', '>=')) {
             spl_autoload_register(array(__CLASS__, 'autoload'), true, $prepend);
         } else {
             spl_autoload_register(array(__CLASS__, 'autoload'));
@@ -89,18 +90,20 @@ class Smarty_Autoloader
      */
     public static function autoload($class)
     {
-        $_class = strtolower($class);
-        if (strpos($_class, 'smarty') !== 0) {
+        if ($class[ 0 ] !== 'S' && strpos($class, 'Smarty') !== 0) {
             return;
         }
-        $file = self::$SMARTY_SYSPLUGINS_DIR . $_class . '.php';
-        if (is_file($file)) {
-            include $file;
-        } else if (isset(self::$rootClasses[ $_class ])) {
+        $_class = strtolower($class);
+        if (isset(self::$rootClasses[ $_class ])) {
             $file = self::$SMARTY_DIR . self::$rootClasses[ $_class ];
             if (is_file($file)) {
                 include $file;
             }
+        } else {
+            $file = self::$SMARTY_SYSPLUGINS_DIR . $_class . '.php';
+            if (is_file($file)) {
+                include $file;
+            }
         }
         return;
     }