- fixed displaying outdated templates admin notice between theme switching;

includes/admin/class-admin.php

@@ -1904,19 +1904,7 @@ if ( ! class_exists( 'um\admin\Admin' ) ) {
 		 * Manual check templates versions.
 		 */
 		public function check_templates_version() {
-			$templates = UM()->admin_settings()->get_override_templates( true );
-			$out_date  = false;
-
-			foreach ( $templates as $template ) {
-				if ( 0 === $template['status_code'] ) {
-					$out_date = true;
-					break;
-				}
-			}
-
-			if ( false === $out_date ) {
-				delete_option( 'um_override_templates_outdated' );
-			}
+			UM()->common()->theme()->check_outdated_templates();
 
 			$url = add_query_arg(
 				array(

includes/common/class-init.php

@@ -24,6 +24,7 @@ if ( ! class_exists( 'um\common\Init' ) ) {
 			$this->screen();
 			$this->secure()->hooks();
 			$this->site_health();
+			$this->theme()->hooks();
 		}
 
 		/**
@@ -73,5 +74,17 @@ if ( ! class_exists( 'um\common\Init' ) ) {
 			}
 			return UM()->classes['um\common\site_health'];
 		}
+
+		/**
+		 * @since 2.8.3
+		 *
+		 * @return Theme
+		 */
+		public function theme() {
+			if ( empty( UM()->classes['um\common\theme'] ) ) {
+				UM()->classes['um\common\theme'] = new Theme();
+			}
+			return UM()->classes['um\common\theme'];
+		}
 	}
 }

includes/common/class-screen.php

@@ -18,7 +18,7 @@ if ( ! class_exists( 'um\common\Screen' ) ) {
 		 * Screen constructor.
 		 */
 		public function __construct() {
-			add_filter( 'body_class', array( &$this, 'remove_admin_bar' ), 1000, 1 );
+			add_filter( 'body_class', array( &$this, 'remove_admin_bar' ), 1000 );
 		}
 
 		/**

includes/common/class-theme.php

@@ -0,0 +1,38 @@
+<?php
+namespace um\common;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+/**
+ * Class Theme
+ *
+ * @package um\common
+ */
+class Theme {
+
+	public function hooks() {
+		add_action( 'after_switch_theme', array( &$this, 'check_outdated_templates' ) );
+	}
+
+	/**
+	 * Find outdated UM templates and notify Administrator.
+	 *
+	 */
+	public function check_outdated_templates() {
+		$templates = UM()->admin_settings()->get_override_templates( true );
+		$out_date  = false;
+
+		foreach ( $templates as $template ) {
+			if ( 0 === $template['status_code'] ) {
+				$out_date = true;
+				break;
+			}
+		}
+
+		if ( false === $out_date ) {
+			delete_option( 'um_override_templates_outdated' );
+		}
+	}
+}