Fix issue with .zip.zip extension #953

Author: cdujeu

core/src/core/classes/class.UserSelection.php

@@ -277,7 +277,7 @@ public function isEmpty()
     public static function detectZip($dirPath)
     {
         if (preg_match("/\.zip\//i", $dirPath) || preg_match("/\.zip$/i", $dirPath)) {
-            $contExt = strpos(strtolower($dirPath), ".zip");
+            $contExt = strrpos(strtolower($dirPath), ".zip");
             $zipPath = substr($dirPath, 0, $contExt+4);
             $localPath = substr($dirPath, $contExt+4);
             if($localPath == "") $localPath = "/";

core/src/plugins/access.fs/class.fsAccessWrapper.php

@@ -470,8 +470,12 @@ public function dir_rewinddir ()
         }
     }
 
+    /**
+     * @return bool|float
+     */
     public static function getLastRealSize()
     {
+        if(empty(self::$lastRealSize)) return false;
         return self::$lastRealSize;
     }