Ticket #47223: 47223.3.diff

src/wp-admin/includes/class-wp-site-health.php

@@ -16 +16 @@
         private $health_check_mysql_required_version = '5.5';
         private $health_check_mysql_rec_version      = '';
 
-        public $schedules;
-        public $crons;
-        public $last_missed_cron = null;
+        public  $schedules;
+        public  $crons;
+        public  $last_missed_cron    = null;
+        public  $last_late_cron      = null;
+        private $timeout_missed_cron = null;
+        private $timeout_late_cron   = null;
 
         /**
          * WP_Site_Health constructor.
@@ -28 +31 @@
         public function __construct() {
                 $this->prepare_sql_data();
 
+                $this->timeout_late_cron   = 0;
+                $this->timeout_missed_cron = - 5 * MINUTE_IN_SECONDS;
+
+                if ( defined( 'DISABLE_WP_CRON' ) && true === DISABLE_WP_CRON ) {
+                        $this->timeout_late_cron   = - 15 * MINUTE_IN_SECONDS;
+                        $this->timeout_missed_cron = - 1 * HOUR_IN_SECONDS;
+                }
+
                 add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
 
                 add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
@@ -1424 +1435 @@
                                                 $this->last_missed_cron
                                         )
                                 );
+                        } else if ( $this->has_late_cron() ) {
+                                $result['status'] = 'recommended';
+
+                                $result['label'] = __( 'A scheduled event is late' );
+
+                                $result['description'] = sprintf(
+                                        '<p>%s</p>',
+                                        sprintf(
+                                        /* translators: %s: The name of the failed cron event. */
+                                                __( 'The scheduled event, %s, is late to run. Your site still works, but this may indicate that scheduling posts or automated updates may not work as intended.' ),
+                                                $this->last_late_cron
+                                        )
+                                );
                         }
                 }
 
@@ -1920 +1944 @@
                 }
 
                 foreach ( $this->crons as $id => $cron ) {
-                        if ( ( $cron->time - time() ) < 0 ) {
+                        if ( ( $cron->time - time() ) < $this->timeout_missed_cron ) {
                                 $this->last_missed_cron = $cron->hook;
                                 return true;
                         }
@@ -1929 +1953 @@
                 return false;
         }
 
+        /**
+         * Check if any scheduled tasks are late.
+         *
+         * Returns a boolean value of `true` if a scheduled task is late and ends processing. If the list of
+         * crons is an instance of WP_Error, return the instance instead of a boolean value.
+         *
+         * @return bool|WP_Error true if a cron is late, false if it wasn't. WP_Error if the cron is set to that.
+         */
+        public function has_late_cron() {
+                if ( is_wp_error( $this->crons ) ) {
+                        return $this->crons;
+                }
+
+                foreach ( $this->crons as $id => $cron ) {
+                        if ( ( $cron->time - time() ) >= $this->timeout_missed_cron
+                             && ( $cron->time - time() < $this->timeout_late_cron ) ) {
+                                $this->last_late_cron = $cron->hook;
+                                return true;
+                        }
+                }
+
+                return false;
+        }
+
         /**
          * Run a loopback test on our site.
          *