Phan fixes with smarty class and file uploader class

www/admin/smarty_test.php

@@ -10,6 +10,7 @@ define('USE_DATABASE', true);
 define('USE_HEADER', true);
 require 'config.php';
 require BASE.INCLUDES.'admin_header.php';
+if (is_object($smarty)) {
 	$smarty->MASTER_TEMPLATE_NAME = 'main_body.tpl';
 	$smarty->TEMPLATE_NAME = 'smarty_test.tpl';
 	$smarty->CSS_SPECIAL_TEMPLATE_NAME = 'smart_test.css';
@@ -30,6 +31,7 @@ $smarty->setSmartyPaths();
 	// smarty test
 	$smarty->DATA['SMARTY_TEST'] = 'Test Data';
 	$smarty->DATA['TRANSLATE_TEST'] = $cms->l->__('Are we translated?');
+}
 
 // drop down test with optgroups
 $options = array (
@@ -48,8 +50,9 @@ $options = array (
 	)
 );
 
+if (is_object($smarty)) {
 	$smarty->DATA['drop_down_test'] = $options;
-
 	// require BASE.INCLUDES.'admin_smarty.php';
 	$smarty->setSmartyVarsAdmin();
+}
 require BASE.INCLUDES.'admin_footer.php';

www/lib/FileUpload/qqFileUploader.php

@@ -84,7 +84,7 @@ class qqFileUploader
 		$pathinfo = pathinfo($this->file->getName());
 		$filename = $pathinfo['filename'];
 		//$filename = md5(uniqid());
-		$ext = $pathinfo['extension'];
+		$ext = $pathinfo['extension'] ?? '';
 
 		if ($this->allowedExtensions && !in_array(strtolower($ext), $this->allowedExtensions)) {
 			$these = implode(', ', $this->allowedExtensions);