public function calculate(Invoice $invoice, InvoiceItem $item, User $aff, $paymentNumber = 0, $tier = 0, $paymentAmount = 0.0, $paymentDate = 'now', &$matchedRules = array())
{
// take aff.commission_days in account for 1-tier only
if ($tier == 0 && ($commissionDays = $this->getDi()->config->get('aff.commission_days'))) {
$signupDays = $this->getDi()->time - strtotime($invoice->getUser()->aff_added ? $invoice->getUser()->aff_added : $invoice->getUser()->added);
$signupDays = intval($signupDays / (3600 * 24));
// to days
if ($commissionDays < $signupDays) {
return;
}
// no commission for this case, affiliate<->user relation is expired
}
$multi = 1.0;
$isFirst = $paymentNumber <= 1;
$prefix = $isFirst && (double) $item->first_total ? 'first' : 'second';
if ($tier == 0) {
if ($invoice->get("{$prefix}_total") == 0) {
$paidForItem = 0;
} else {
$paidForItem = $paymentAmount * $item->get("{$prefix}_total") / $invoice->get("{$prefix}_total");
}
} else {
// for higher tier just take amount paid to previous tier
$paidForItem = $paymentAmount;
}
$paidForItem = $tier ? $paidForItem : $paidForItem / $invoice->base_currency_multi;
foreach ($this->findRules($invoice, $item, $aff, $paymentNumber, $tier, $paymentDate) as $rule) {
array_push($matchedRules, $rule);
// Second tier commission have to be calculated as percent from First tier commission.
if ($tier > 0) {
return moneyRound($rule->first_payment_c * $paidForItem / 100);
}
if ($rule->type == AffCommissionRule::TYPE_MULTI) {
$multi *= $rule->multi;
} else {
if ($paidForItem == 0) {
// free signup?
if ($paymentNumber == 0 && $rule->free_signup_c) {
return moneyRound($multi * $rule->free_signup_c);
}
} elseif ($isFirst) {
// first payment
if ($rule->first_payment_t == '%') {
return moneyRound($multi * $rule->first_payment_c * $paidForItem / 100);
} else {
return moneyRound($multi * $rule->first_payment_c);
}
} else {
// recurring payment
if ($rule->recurring_t == '%') {
return moneyRound($multi * $rule->recurring_c * $paidForItem / 100);
} else {
return moneyRound($multi * $rule->recurring_c);
}
}
}
}
}
public function calculate(Invoice $invoice, InvoiceItem $item, User $aff, $paymentNumber = 0, $tier = 0, $paymentAmount = 0.0, $paymentDate = 'now')
{
// take aff.commission_days in account for 1-tier only
if ($tier == 0 && ($commissionDays = $this->getDi()->config->get('aff.commission_days'))) {
$signupDays = $this->getDi()->time - strtotime($invoice->getUser()->added);
$signupDays = intval($signupDays / 3600 * 24);
// to days
if ($commissionDays < $signupDays) {
return;
}
// no commission for this case, affiliate<->user relation is expired
// however, the relation still works for 2-level commissions
}
$multi = 1.0;
$prefix = $paymentNumber == 0 ? 'first' : 'second';
if ($tier == 0) {
if ($invoice->get("{$prefix}_total") == 0) {
$paidForItem = 0;
} else {
$paidForItem = $paymentAmount * $item->get("{$prefix}_total") / $invoice->get("{$prefix}_total");
}
} else {
// for higher tier just take amount paid to previous tier
$paidForItem = $paymentAmount;
}
foreach ($this->findRules($invoice, $item, $aff, $paymentNumber, $tier, $paymentDate) as $rule) {
if ($rule->type == AffCommissionRule::TYPE_MULTI) {
$multi *= $rule->multi;
} else {
if ($paidForItem == 0) {
// free signup?
if ($paymentNumber == 0 && $rule->free_signup_c) {
return moneyRound($multi * $rule->free_signup_c);
}
} elseif ($paymentNumber == 0) {
// first payment
if ($rule->first_payment_t == '%') {
return moneyRound($multi * $rule->first_payment_c * $paidForItem / 100);
} else {
return moneyRound($multi * $rule->first_payment_c);
}
} else {
// first payment
if ($rule->recurring_t == '%') {
return moneyRound($multi * $rule->recurring_c * $paidForItem / 100);
} else {
return moneyRound($multi * $rule->recurring_c);
}
}
}
}
}
/**
* @param InvoiceItem $old
* @param InvoiceItem $new
* @return float old_price / new_price
*/
function compareDayCost(InvoiceItem $old, InvoiceItem $new)
{
// calculate difference in money
// if both products have second_period we can compare prices
$k = 1.0;
foreach (array('second_', 'first_') as $k) {
$period_o = $old->get($k . 'period');
$period_n = $new->get($k . 'period');
$price_o = (double) $old->get($k . 'price');
$price_n = (double) $new->get($k . 'price');
if (!$price_n || !$price_o || !$period_o || !$period_n) {
continue;
}
if ($period_o == $period_n) {
return round($price_o / $price_n, 4);
}
// else we need to recalculate both periods to days
$po = new Am_Period($period_o);
$pn = new Am_Period($period_n);
$days_o = strtotime($po->addTo('2012-04-01') . ' 00:00:00') - strtotime('2012-04-01 00:00:00');
$days_o = intval($days_o / (3600 * 24));
$days_n = strtotime($pn->addTo('2012-04-01') . ' 00:00:00') - strtotime('2012-04-01 00:00:00');
$days_n = intval($days_n / (3600 * 24));
$price_o /= $days_o;
$price_n /= $days_n;
return round($price_o / $price_n, 4);
}
}
