$blog ) { if( $blog[ 'blog_id' ] == $dashboard_blog || is_user_member_of_blog( $user_id, $blog[ 'blog_id' ] ) ) continue; switch_to_blog( $blog[ 'blog_id' ] ); $role = get_option( 'msum_default_user_role', 'none' ); // if no default set, use 'none' if( $role != 'none' ) add_user_to_blog( $blog[ 'blog_id' ], $user_id, $role ); restore_current_blog(); } } add_action( 'wpmu_activate_user', 'msum_activate_user', 10, 1 ); // For users activating both a blog and an account function msum_activate_blog_user( $blog_id, $user_id ){ msum_activate_user( $user_id, $blog_id ); } add_action( 'wpmu_activate_blog', 'msum_activate_blog_user', 10, 2 ); // Role assignment selection boxes on the 'Site Admin | Options' page function msum_options(){ ?>

'; printf( __('Whoops, it appears %s is not located in /wp-content/mu-plugins/', 'msum' ), '' . basename( __FILE__ ) . '' ); echo '

'; echo '

'; printf( __( 'It is currently located in %s. Please move it to /wp-content/mu-plugins/ for this plugin to work correctly.', 'msum' ), '' . dirname( __FILE__ ) . '' ); echo '

'; return; } $dashboard_blog = get_site_option( 'dashboard_blog' ); $blogs = get_blog_list( 0, 'all' ); if( empty( $blogs ) ) { echo '

' . __( 'No public, safe sites available.', 'msum' ) . '

'; } else { echo '

' . __( 'Select the default role for each of your sites.', 'msum' ) . '

'; echo '

' . __( 'New users will receive these roles when activating their account. Existing users will receive these roles only if they have the current default role or no role at all for each particular site.', 'msum' ) . '

'; echo ''; foreach( $blogs as $key => $blog ) { if( $blog[ 'blog_id' ] == $dashboard_blog ) continue; switch_to_blog( $blog[ 'blog_id' ] ); ?> '; } echo '

' . __( 'Note: only public, non-mature and non-dashboard sites appear here. Set the default role for the dashboard site above under Dashboard Settings.', 'msum' ) . '

'; } add_action('wpmu_options', 'msum_options'); // Update Default Roles on submission of the multisite options page function msum_options_update(){ if( !isset( $_POST[ 'msum_default_user_role' ] ) || !is_array( $_POST[ 'msum_default_user_role' ] ) ) return; foreach( $_POST[ 'msum_default_user_role' ] as $blog_id => $new_role ) { switch_to_blog( $blog_id ); $old_role = get_option( 'msum_default_user_role', 'none' ); // default to none if( $old_role == $new_role ) continue; $blog_users = msum_get_users_with_role( $old_role ); foreach( $blog_users as $blog_user ) { if( $old_role != 'none' ) remove_user_from_blog( $blog_user, $blog_id ); if( $new_role != 'none' ) add_user_to_blog( $blog_id, $blog_user, $new_role ); } update_option( 'msum_default_user_role', $new_role ); restore_current_blog(); } } add_action( 'update_wpmu_options', 'msum_options_update' ); function msum_get_users_with_role( $role ) { global $wpdb; if( $role != 'none' ) { $sql = $wpdb->prepare( "SELECT DISTINCT($wpdb->users.ID) FROM $wpdb->users INNER JOIN $wpdb->usermeta ON $wpdb->users.ID = $wpdb->usermeta.user_id WHERE $wpdb->usermeta.meta_key = '{$wpdb->prefix}capabilities' AND $wpdb->usermeta.meta_value LIKE %s", '%' . $role . '%' ); } else { // get users without a role for current site $sql = "SELECT DISTINCT($wpdb->users.ID) FROM $wpdb->users WHERE $wpdb->users.ID NOT IN ( SELECT $wpdb->usermeta.user_id FROM $wpdb->usermeta WHERE $wpdb->usermeta.meta_key = '{$wpdb->prefix}capabilities' )"; } $users = $wpdb->get_col( $sql ); if( $role == 'none' ) { // if we got all users without a capability for the site, that will include super admins, so remove them $super_users = get_super_admins(); foreach( $users as $key => $user ){ //never modify caps for super admins if( is_super_admin( $user ) ) unset( $users[$key] ); } } return $users; } // Clean up when plugin is deleted function msum_uninstall(){ foreach( get_blog_list( 0, 'all' ) as $key => $blog ) { switch_to_blog( $blog[ 'blog_id' ] ); delete_option( 'msum_default_user_role', $role ); restore_current_blog(); } } register_uninstall_hook( __FILE__, 'msum_uninstall' );