Fix for the isDir function in the FTP Adapter

src/Gaufrette/Adapter/Ftp.php

@@ -355,6 +355,17 @@ protected function createDirectory($directory)
         }
     }
 
+    /**
+     * @return string
+     */
+    private function createConnectionUrl() {
+        $url = $this->ssl ? 'sftp://' : 'ftp://';
+        $url .= $this->username . ':' . $this->password . '@' . $this->host;
+        $url .= $this->port ? ':' . $this->port : '';
+
+        return $url;
+    }
+
     /**
      * @param string $directory - full directory path
      *
@@ -366,7 +377,22 @@ private function isDir($directory)
             return true;
         }
 
-        if (!@ftp_chdir($this->getConnection(), $directory)) {
+        $chDirResult = false;
+        try {
+            $chDirResult = ftp_chdir($this->getConnection(), $directory);
+        }
+        catch(Exception $e) {
+            $this->passive = true;
+
+            // Build the FTP URL that will be used to check if the path is a directory or not
+            $url = $this->createConnectionUrl();
+
+            if (!@is_dir($url . $directory)) {
+                return false;
+            }
+        }
+
+        if (!$chDirResult) {
             return false;
         }