101 lines
2.1 KiB
PHP
101 lines
2.1 KiB
PHP
<?php
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/**
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* Perform tests to see if WP_Cron is operating as it should.
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*
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* @package Health Check
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*/
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/**
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* Class TD_Health_Check_WP_Cron
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*/
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class TD_Health_Check_WP_Cron {
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public $schedules;
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public $crons;
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public $last_missed_cron = null;
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/**
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* TD_Health_Check_WP_Cron constructor.
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*/
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public function __construct() {
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$this->init();
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}
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/**
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* Initiate the class
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*
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* @uses wp_get_schedules()
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* @uses TD_Health_Check_WP_Cron::get_cron_tasks()
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*
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* @return void
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*/
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public function init() {
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$this->schedules = wp_get_schedules();
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$this->get_cron_tasks();
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}
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/**
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* Populate our list of cron events and store them to a class-wide variable.
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*
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* Derived from `get_cron_events()` in WP Crontrol (https://plugins.svn.wordpress.org/wp-crontrol)
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* by John Blackburn.
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*
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* @uses _get_cron_array()
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* @uses WP_Error
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*
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* @return void
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*/
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private function get_cron_tasks() {
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$cron_tasks = _get_cron_array();
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if ( empty( $cron_tasks ) ) {
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$this->crons = new WP_Error( 'no_tasks', __( 'No scheduled events exist on this site.', 'health-check' ) );
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return;
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}
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$this->crons = array();
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foreach ( $cron_tasks as $time => $cron ) {
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foreach ( $cron as $hook => $dings ) {
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foreach ( $dings as $sig => $data ) {
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$this->crons[ "$hook-$sig-$time" ] = (object) array(
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'hook' => $hook,
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'time' => $time,
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'sig' => $sig,
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'args' => $data['args'],
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'schedule' => $data['schedule'],
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'interval' => isset( $data['interval'] ) ? $data['interval'] : null,
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);
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}
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}
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}
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}
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/**
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* Check if any scheduled tasks have been missed.
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*
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* Returns a boolean value of `true` if a scheduled task has been missed and ends processing.
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* If the list of crons is an instance of WP_Error, return the instance instead of a boolean value.
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*
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* @uses is_wp_error()
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* @uses time()
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*
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* @return bool|WP_Error
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*/
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public function has_missed_cron() {
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if ( is_wp_error( $this->crons ) ) {
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return $this->crons;
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}
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foreach ( $this->crons as $id => $cron ) {
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if ( ( $cron->time - time() ) < 0 ) {
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$this->last_missed_cron = $cron->hook;
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return true;
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}
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}
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return false;
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}
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}
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