Changeset 10997

Timestamp:

04/18/2009 11:21:20 PM (16 years ago)

Author:

ryan

Message:

Make user_nicenames unique. Props Denis-de-Bernardy. fixes #1626

File:

• trunk/wp-includes/registration.php (modified) (1 diff)

trunk/wp-includes/registration.php

@@ -177 +177 @@
         $user_registered = gmdate('Y-m-d H:i:s');
 
+    $user_nicename_check = $wpdb->get_var( $wpdb->prepare("SELECT ID FROM $wpdb->users WHERE user_nicename = %s AND ID != %d LIMIT 1" , $user_nicename, (int) $ID));
+
+    if ($user_nicename_check) {
+        $suffix = 2;
+        while ($user_nicename_check) {
+            $alt_user_nicename = $user_nicename . "-$suffix";
+            $user_nicename_check = $wpdb->get_var( $wpdb->prepare("SELECT ID FROM $wpdb->users WHERE user_nicename = %s AND ID != %d LIMIT 1" , $alt_user_nicename, (int) $ID));
+            $suffix++;
+        }
+        $user_nicename = $alt_user_nicename;
+    }
+    
     $data = compact( 'user_pass', 'user_email', 'user_url', 'user_nicename', 'display_name', 'user_registered' );
     $data = stripslashes_deep( $data );