Файл: upload/catalog/model/payment/klarna_account.php
Строк: 213
<?php
class ModelPaymentKlarnaAccount extends Model {
public function getMethod($address, $total) {
$this->load->language('payment/klarna_account');
$status = true;
$klarna_account = $this->config->get('klarna_account');
if (!isset($klarna_account[$address['iso_code_3']])) {
$status = false;
} elseif (!$klarna_account[$address['iso_code_3']]['status']) {
$status = false;
}
if ($status) {
$query = $this->db->query("SELECT * FROM " . DB_PREFIX . "zone_to_geo_zone WHERE geo_zone_id = '" . (int)$klarna_account[$address['iso_code_3']]['geo_zone_id'] . "' AND country_id = '" . (int)$address['country_id'] . "' AND (zone_id = '" . (int)$address['zone_id'] . "' OR zone_id = '0')");
if ($klarna_account[$address['iso_code_3']]['total'] > 0 && $klarna_account[$address['iso_code_3']]['total'] > $total) {
$status = false;
} elseif (!$klarna_account[$address['iso_code_3']]['geo_zone_id']) {
$status = true;
} elseif ($query->num_rows) {
$status = true;
} else {
$status = false;
}
// Maps countries to currencies
$country_to_currency = array(
'NOR' => 'NOK',
'SWE' => 'SEK',
'FIN' => 'EUR',
'DNK' => 'DKK',
'DEU' => 'EUR',
'NLD' => 'EUR'
);
if (!isset($country_to_currency[$address['iso_code_3']]) || !$this->currency->has($country_to_currency[$address['iso_code_3']])) {
$status = false;
}
if ($address['iso_code_3'] == 'NLD' && $this->currency->has('EUR') && $this->currency->format($total, 'EUR', '', false) > 250.00) {
$status = false;
}
}
$payment_option = array();
if ($status) {
$total = $this->currency->format($total, $country_to_currency[$address['iso_code_3']], '', false);
$pclasses = $this->config->get('klarna_account_pclasses');
if (isset($pclasses[$address['iso_code_3']])) {
$pclasses = $pclasses[$address['iso_code_3']];
} else {
$pclasses = array();
}
foreach ($pclasses as $pclass) {
// 0 - Campaign
// 1 - Account
// 2 - Special
// 3 - Fixed
if (!in_array($pclass['type'], array(0, 1, 3))) {
continue;
}
if ($pclass['type'] == 2) {
$monthly_cost = -1;
} else {
if ($total < $pclass['minamount']) {
continue;
}
if ($pclass['type'] == 3) {
continue;
} else {
$sum = $total;
$lowest_payment = $this->getLowestPaymentAccount($address['iso_code_3']);
$monthly_cost = 0;
$monthly_fee = $pclass['invoicefee'];
$start_fee = $pclass['startfee'];
$sum += $start_fee;
$base = ($pclass['type'] == 1);
$minimum_payment = ($pclass['type'] === 1) ? $this->getLowestPaymentAccount($address['iso_code_3']) : 0;
if ($pclass['months'] == 0) {
$payment = $sum;
} elseif ($pclass['interestrate'] == 0) {
$payment = $sum / $pclass['months'];
} else {
$interest_rate = $pclass['interestrate'] / (100.0 * 12);
$payment = $sum * $interest_rate / (1 - pow((1 + $interest_rate), -$pclass['months']));
}
$payment += $monthly_fee;
$balance = $sum;
$pay_data = array();
$months = $pclass['months'];
while (($months != 0) && ($balance > 0.01)) {
$interest = $balance * $pclass['interestrate'] / (100.0 * 12);
$new_balance = $balance + $interest + $monthly_fee;
if ($minimum_payment >= $new_balance || $payment >= $new_balance) {
$pay_data[] = $new_balance;
break;
}
$new_payment = max($payment, $minimum_payment);
if ($base) {
$new_payment = max($new_payment, $balance / 24.0 + $monthly_fee + $interest);
}
$balance = $new_balance - $new_payment;
$pay_data[] = $new_payment;
$months -= 1;
}
$monthly_cost = round(isset($pay_data[0]) ? ($pay_data[0]) : 0, 2);
if ($monthly_cost < 0.01) {
continue;
}
if ($pclass['type'] == 1 && $monthly_cost < $lowest_payment) {
$monthly_cost = $lowest_payment;
}
if ($pclass['type'] == 0 && $monthly_cost < $lowest_payment) {
continue;
}
}
}
$payment_option[$pclass['id']]['monthly_cost'] = $monthly_cost;
$payment_option[$pclass['id']]['pclass_id'] = $pclass['id'];
$payment_option[$pclass['id']]['months'] = $pclass['months'];
}
}
if (!$payment_option) {
$status = false;
}
$sort_order = array();
foreach ($payment_option as $key => $value) {
$sort_order[$key] = $value['monthly_cost'];
}
array_multisort($sort_order, SORT_ASC, $payment_option);
if ($address['company']) {
$status = false;
}
$method = array();
if ($status) {
$method = array(
'code' => 'klarna_account',
'title' => sprintf($this->language->get('text_title'), $this->currency->format($this->currency->convert($payment_option[0]['monthly_cost'], $country_to_currency[$address['iso_code_3']], $this->currency->getCode()), 1, 1)),
'terms' => sprintf($this->language->get('text_terms'), $klarna_account[$address['iso_code_3']]['merchant'], strtolower($address['iso_code_2'])),
'sort_order' => $klarna_account[$address['iso_code_3']]['sort_order'],
);
}
return $method;
}
private function getLowestPaymentAccount($country) {
switch ($country) {
case 'SWE':
$amount = 50.0;
break;
case 'NOR':
$amount = 95.0;
break;
case 'FIN':
$amount = 8.95;
break;
case 'DNK':
$amount = 89.0;
break;
case 'DEU':
case 'NLD':
$amount = 6.95;
break;
default:
$log = new Log('klarna_account.log');
$log->write('Unknown country ' . $country);
$amount = null;
break;
}
return $amount;
}
}