February 11, 2011 
Definition:
function check_and_publish_future_post($post_id) {}
Publish future post and make sure post ID has future post status.
Invoked by cron ‘publish_future_post’ event. This safeguard prevents cron from publishing drafts, etc.
Parameters
- int $post_id: Post ID.
Return values
returns:Nothing is returned. Which can mean that no action is required or post was published.
Source code
function check_and_publish_future_post($post_id) {
$post = get_post($post_id);
if ( empty($post) )
return;
if ( 'future' != $post->post_status )
return;
$time = strtotime( $post->post_date_gmt . ' GMT' );
if ( $time > time() ) { // Uh oh, someone jumped the gun!
wp_clear_scheduled_hook( 'publish_future_post', array( $post_id ) ); // clear anything else in the system
wp_schedule_single_event( $time, 'publish_future_post', array( $post_id ) );
return;
}
return wp_publish_post($post_id);
}
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