add debug logging for user backend registration

diff --git a/lib/user.php b/lib/user.php
index 31c93740d77c4a0ead5615495eaf5833cb9bd903..94ea899b8418041914e6df6f4f855b2a8a366738 100644 (file)
--- a/lib/user.php
+++ b/lib/user.php
@@ -86,8 +86,9 @@ class OC_User {
         */
        public static function useBackend( $backend = 'database' ) {
                if($backend instanceof OC_User_Interface) {
+                       OC_Log::write('core', 'Adding user backend instance of '.get_class($backend).'.', OC_Log::DEBUG);
                        self::$_usedBackends[get_class($backend)]=$backend;
-               }else{
+               } else {
                        // You'll never know what happens
                        if( null === $backend OR !is_string( $backend )) {
                                $backend = 'database';
@@ -98,15 +99,17 @@ class OC_User {
                                case 'database':
                                case 'mysql':
                                case 'sqlite':
+                                       OC_Log::write('core', 'Adding user backend '.$backend.'.', OC_Log::DEBUG);
                                        self::$_usedBackends[$backend] = new OC_User_Database();
                                        break;
                                default:
+                                       OC_Log::write('core', 'Adding default user backend '.$backend.'.', OC_Log::DEBUG);
                                        $className = 'OC_USER_' . strToUpper($backend);
                                        self::$_usedBackends[$backend] = new $className();
                                        break;
                        }
                }
-               true;
+               return true;
        }
 
        /**
@@ -124,15 +127,19 @@ class OC_User {
                foreach($backends as $i=>$config) {
                        $class=$config['class'];
                        $arguments=$config['arguments'];
-                       if(class_exists($class) and array_search($i, self::$_setupedBackends)===false) {
-                               // make a reflection object
-                               $reflectionObj = new ReflectionClass($class);
-
-                               // use Reflection to create a new instance, using the $args
-                               $backend = $reflectionObj->newInstanceArgs($arguments);
-                               self::useBackend($backend);
-                               $_setupedBackends[]=$i;
-                       }else{
+                       if(class_exists($class)) {
+                               if(array_search($i, self::$_setupedBackends)===false) {
+                                       // make a reflection object
+                                       $reflectionObj = new ReflectionClass($class);
+
+                                       // use Reflection to create a new instance, using the $args
+                                       $backend = $reflectionObj->newInstanceArgs($arguments);
+                                       self::useBackend($backend);
+                                       $_setupedBackends[]=$i;
+                               } else {
+                                       OC_Log::write('core', 'User backend '.$class.' already initialized.', OC_Log::DEBUG);
+                               }
+                       } else {
                                OC_Log::write('core', 'User backend '.$class.' not found.', OC_Log::ERROR);
                        }
                }