78 lines
2.3 KiB
PHP
78 lines
2.3 KiB
PHP
<?php
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namespace MailPoet\Cron;
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use MailPoet\Models\Setting;
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use MailPoet\Util\Security;
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if(!defined('ABSPATH')) exit;
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class CronHelper {
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const daemon_execution_limit = 20;
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const daemon_execution_timeout = 35;
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const daemon_request_timeout = 2;
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static function createDaemon($token) {
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$daemon = array(
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'status' => 'starting',
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'counter' => 0,
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'token' => $token
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);
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self::saveDaemon($daemon);
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return $daemon;
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}
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static function getDaemon() {
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return Setting::getValue('cron_daemon');
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}
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static function saveDaemon($daemon) {
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$daemon['updated_at'] = time();
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return Setting::setValue(
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'cron_daemon',
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$daemon
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);
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}
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static function createToken() {
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return Security::generateRandomString();
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}
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static function accessDaemon($token, $timeout = self::daemon_request_timeout) {
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$data = serialize(array('token' => $token));
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$url = '/?mailpoet&endpoint=queue&action=run&data=' .
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base64_encode($data);
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$args = array(
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'timeout' => $timeout,
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'user-agent' => 'MailPoet (www.mailpoet.com) Cron'
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);
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$result = wp_remote_get(
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self::getSiteUrl() . $url,
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$args
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);
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return wp_remote_retrieve_body($result);
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}
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private static function getSiteUrl() {
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// additional check for some sites running on a virtual machine or behind
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// proxy where there could be different ports (e.g., host:8080 => guest:80)
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// if the site URL does not contain a port, return the URL
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if(!preg_match('!^https?://.*?:\d+!', site_url())) return site_url();
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preg_match('!://(?P<host>.*?):(?P<port>\d+)!', site_url(), $server);
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// connect to the URL with port
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$fp = @fsockopen($server['host'], $server['port'], $errno, $errstr, 1);
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if($fp) return site_url();
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// connect to the URL without port
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$fp = @fsockopen($server['host'], $server['port'], $errno, $errstr, 1);
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if($fp) return preg_replace('!(?=:\d+):\d+!', '$1', site_url());
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// throw an error if all connection attempts failed
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throw new \Exception(__('Site URL is unreachable.'));
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}
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static function checkExecutionTimer($timer) {
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$elapsed_time = microtime(true) - $timer;
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if($elapsed_time >= self::daemon_execution_limit) {
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throw new \Exception(__('Maximum execution time reached.'));
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}
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}
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} |