Restrict Access to WordPress Pages Within a Time Frame Using Paid Memberships Pro

gistfile1.txt

/*
	Functions to give access to certain pages within a timeframe.
	
	Set the $pages and $levels arrays.
*/
function my_pmpro_has_membership_access_filter($hasaccess, $mypost, $myuser, $post_membership_levels)
{	
	$pages = array(214); 														// page ids
	$levels[1] = array("2012-01-01", "2012-04-01");								// $level[level_id] = array(start_date, end_date);
	$levels[2] = array("2012-02-01", "2012-05-01");								// date format is YYYY-MM-DD
	$levels[3] = array("2012-03-01", "2012-06-01");
	$levels[4] = array("2012-04-01", "2012-07-01");	
	$levels[5] = array("2012-05-01", "2012-08-01");
		
	//only check if the current post is in pages array
	if(in_array($mypost->ID, $pages))
	{
		global $wpdb;
		
		//can only access this file based on the $levels array
		$hasaccess = false;
		
		//user's level
		$users_level = $wpdb->get_var("SELECT membership_id FROM $wpdb->pmpro_memberships_users WHERE user_id = '" . $myuser->ID . "' LIMIT 1");		
		
		//what level to check?
		$level = $levels[$users_level];
		
		if(!empty($level))
		{
			//are we within the dates?
			$rightnow = time();			
			if($rightnow >= strtotime($level[0]) && $rightnow <= strtotime($level[1]))
				$hasaccess = true;
		}
	}
	
	return $hasaccess;
}
add_action("pmpro_has_membership_access_filter", "my_pmpro_has_membership_access_filter", 10, 4);