some code simplification

functions/auth.php

@@ -17,7 +17,7 @@
 
 
 /**
- * Detect logged user
+ * Detect whether user is logged in
  *
  * Function is similar to is_logged_in() function. If user is logged in, function
  * returns true. If user is not logged in or session is expired, function saves $_POST
@@ -32,23 +32,23 @@
 function sqauth_is_logged_in() {
     if ( sqsession_is_registered('user_is_logged_in') ) {
         return true;
-    } else {
-        //  First we store some information in the new session to prevent
-        //  information-loss.
-        sqGetGlobalVar('PHP_SELF', $PHP_SELF, SQ_SERVER);
+    }
 
-        $session_expired_post = $_POST;
-        $session_expired_location = $PHP_SELF;
-        if (!sqsession_is_registered('session_expired_post')) {
-            sqsession_register($session_expired_post,'session_expired_post');
-        }
-        if (!sqsession_is_registered('session_expired_location')) {
-            sqsession_register($session_expired_location,'session_expired_location');
-        }
-        session_write_close();
+	//  First we store some information in the new session to prevent
+	//  information-loss.
+	sqGetGlobalVar('PHP_SELF', $PHP_SELF, SQ_SERVER);
+
+	$session_expired_post = $_POST;
+	$session_expired_location = $PHP_SELF;
+	if (!sqsession_is_registered('session_expired_post')) {
+	    sqsession_register($session_expired_post,'session_expired_post');
+	}
+	if (!sqsession_is_registered('session_expired_location')) {
+	    sqsession_register($session_expired_location,'session_expired_location');
+	}
+	session_write_close();
 
-        return false;
-     }
+	return false;
 }
 
 /**