/**
* Calculate expire date.
*
* Based in the membership definition
*
* @since 1.0.0
* @internal
*
* @param string $start_date Optional. The start date to calculate date from.
* @param bool $paid If the user made a payment to extend the expire date.
* @return string The calculated expire date.
*/
public function calc_expire_date($start_date = null, $paid = false)
{
$membership = $this->get_membership();
$gateway = $this->get_gateway();
$start_date = $this->calc_trial_expire_date($start_date);
$expire_date = null;
/*
* When in trial period and gateway does not send automatic recurring
* payment notifications, the expire date is equal to trial expire date.
*/
if ($this->is_trial_eligible()) {
$expire_date = $start_date;
} else {
if ($paid) {
/*
* Always extend the membership from current date or later, even if
* the specified start-date is in the past.
*
* Example: User does not pay for 3 days (subscription set "pending")
* Then he pays: The 3 days without access are for free;
* his subscriptions is extended from current date!
*/
$today = MS_Helper_Period::current_date();
if (MS_Helper_Period::is_after($today, $start_date)) {
$start_date = $today;
}
}
/*
* The gatway calls the payment handler URL automatically:
* This means that the user does not need to re-authorize each
* payment.
*/
switch ($membership->payment_type) {
case MS_Model_Membership::PAYMENT_TYPE_PERMANENT:
$expire_date = false;
break;
case MS_Model_Membership::PAYMENT_TYPE_FINITE:
$period_unit = MS_Helper_Period::get_period_value($membership->period, 'period_unit');
$period_type = MS_Helper_Period::get_period_value($membership->period, 'period_type');
$expire_date = MS_Helper_Period::add_interval($period_unit, $period_type, $start_date);
break;
case MS_Model_Membership::PAYMENT_TYPE_DATE_RANGE:
$expire_date = $membership->period_date_end;
break;
case MS_Model_Membership::PAYMENT_TYPE_RECURRING:
$period_unit = MS_Helper_Period::get_period_value($membership->pay_cycle_period, 'period_unit');
$period_type = MS_Helper_Period::get_period_value($membership->pay_cycle_period, 'period_type');
$expire_date = MS_Helper_Period::add_interval($period_unit, $period_type, $start_date);
break;
}
}
return apply_filters('ms_model_relationship_calc_expire_date', $expire_date, $this);
}