Display notice for anyone who accesses the trash while a purge is pending

includes/class-delete-all.php

@@ -109,16 +109,26 @@ class Delete_All {
 	 * Let the user know what's going on
 	 */
 	public static function admin_notices() {
-		if ( ! isset( $_REQUEST[ self::ADMIN_NOTICE_KEY ] ) ) {
-			return;
+		$screen = get_current_screen();
+
+		if ( isset( $_REQUEST[ self::ADMIN_NOTICE_KEY ] ) ) {
+			if ( 1 === (int) $_REQUEST[self::ADMIN_NOTICE_KEY] ) {
+				$class = 'notice-success';
+				$message = __( 'Success! The trash will be emptied soon.', 'automattic-bulk-edit-cron-offload' );
+			} else {
+				$class = 'notice-error';
+				$message = __( 'A request to empty the trash is already pending for this post type.', 'automattic-bulk-edit-cron-offload' );
+			}
+		} elseif ( 'edit' === $screen->base && isset( $_REQUEST['post_status'] ) && 'trash' === $_REQUEST['post_status'] ) {
+			if ( self::action_next_scheduled( self::CRON_EVENT, $screen->post_type ) ) {
+				$class   = 'notice-warning';
+				$message = __( 'A pending request to empty the trash will be processed soon.', 'automattic-bulk-edit-cron-offload' );
+			}
 		}
 
-		if ( 1 === (int) $_REQUEST[ self::ADMIN_NOTICE_KEY ] ) {
-			$class   = 'notice-success';
-			$message = __( 'Success! The trash will be emptied soon.', 'automattic-bulk-edit-cron-offload' );
-		} else {
-			$class   = 'notice-error';
-			$message = __( 'A request to empty the trash is already pending for this post type.', 'automattic-bulk-edit-cron-offload' );
+		// Nothing to display
+		if ( ! isset( $class ) || ! isset( $message ) ) {
+			return;
 		}
 
 		?>