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ecb3101f4e
git-svn-id: http://svn.automattic.com/wordpress/trunk@3697 1a063a9b-81f0-0310-95a4-ce76da25c4cd
107 lines
3.1 KiB
PHP
107 lines
3.1 KiB
PHP
<?php
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function wp_schedule_single_event( $timestamp, $hook ) {
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$args = array_slice( func_get_args(), 2 );
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$crons = get_option( 'cron' );
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$crons[$timestamp][$hook] = array( 'schedule' => false, 'args' => $args );
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ksort( $crons );
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update_option( 'cron', $crons );
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}
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function wp_schedule_event( $timestamp, $recurrence, $hook ) {
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$args = array_slice( func_get_args(), 3 );
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$crons = get_option( 'cron' );
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$schedules = wp_get_schedules();
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if ( !isset( $schedules[$recurrence] ) )
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return false;
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$crons[$timestamp][$hook] = array( 'schedule' => $recurrence, 'args' => $args, 'interval' => $schedules[$recurrence]['interval'] );
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ksort( $crons );
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update_option( 'cron', $crons );
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}
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function wp_reschedule_event( $timestamp, $recurrence, $hook ) {
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$args = array_slice( func_get_args(), 3 );
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$crons = get_option( 'cron' );
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$schedules = wp_get_schedules();
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$interval = 0;
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// First we try to get it from the schedule
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if ( 0 == $interval )
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$interval = $schedules[$recurrence]['interval'];
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// Now we try to get it from the saved interval in case the schedule disappears
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if ( 0 == $interval )
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$interval = $crons[$timestamp][$hook]['interval'];
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// Now we assume something is wrong and fail to schedule
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if ( 0 == $interval )
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return false;
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while ( $timestamp < time() + 1 )
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$timestamp += $interval;
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wp_schedule_event( $timestamp, $recurrence, $hook );
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}
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function wp_unschedule_event( $timestamp, $hook ) {
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$crons = get_option( 'cron' );
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unset( $crons[$timestamp][$hook] );
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if ( empty($crons[$timestamp]) )
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unset( $crons[$timestamp] );
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update_option( 'cron', $crons );
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}
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function wp_clear_scheduled_hook( $hook ) {
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while ( $timestamp = wp_next_scheduled( $hook ) )
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wp_unschedule_event( $timestamp, $hook );
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}
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function wp_next_scheduled( $hook ) {
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$crons = get_option( 'cron' );
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if ( empty($crons) )
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return false;
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foreach ( $crons as $timestamp => $cron )
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if ( isset( $cron[$hook] ) )
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return $timestamp;
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return false;
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}
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function spawn_cron() {
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if ( array_shift( array_keys( get_option( 'cron' ) ) ) > time() )
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return;
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$cron_url = get_settings( 'siteurl' ) . '/wp-cron.php';
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$parts = parse_url( $cron_url );
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$argyle = @ fsockopen( $parts['host'], $_SERVER['SERVER_PORT'], $errno, $errstr, 0.01 );
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if ( $argyle )
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fputs( $argyle,
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"GET {$parts['path']}?check=" . md5(DB_PASS . '187425') . " HTTP/1.0\r\n"
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. "Host: {$_SERVER['HTTP_HOST']}\r\n\r\n"
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);
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}
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function wp_cron() {
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$crons = get_option( 'cron' );
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if ( !is_array($crons) || array_shift( array_keys( $crons ) ) > time() )
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return;
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$schedules = wp_get_schedules();
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foreach ( $crons as $timestamp => $cronhooks ) {
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if ( $timestamp > time() ) break;
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foreach ( $cronhooks as $hook => $args ) {
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if ( isset($schedules[$hook]['callback']) && !call_user_func( $schedules[$hook]['callback'] ) )
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continue;
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spawn_cron();
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break 2;
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}
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}
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}
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function wp_get_schedules() {
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$schedules = array(
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'hourly' => array( 'interval' => 3600, 'display' => __('Once Hourly') ),
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'daily' => array( 'interval' => 86400, 'display' => __('Once Daily') ),
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);
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return array_merge( apply_filters( 'cron_schedules', array() ), $schedules );
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}
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?>
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