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<?php

use Automattic\WooCommerce\Utilities\NumberUtil;
if (!defined('ABSPATH')) {
    exit;
}
class WC_Gateway_Paypal_Request
{
    protected $line_items = array();
    protected $gateway;
    protected $notify_url;
    protected $endpoint;
    public function __construct($gateway)
    {
        $this->gateway = $gateway;
        $this->notify_url = WC()->api_request_url('WC_Gateway_Paypal');
    }
    public function get_request_url($order, $sandbox = false)
    {
        $this->endpoint = $sandbox ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
        $paypal_args = $this->get_paypal_args($order);
        $paypal_args['bn'] = 'WooThemes_Cart';
        $mask = array('first_name' => '***', 'last_name' => '***', 'address1' => '***', 'address2' => '***', 'city' => '***', 'state' => '***', 'zip' => '***', 'country' => '***', 'email' => '***@***', 'night_phone_a' => '***', 'night_phone_b' => '***', 'night_phone_c' => '***');
        WC_Gateway_Paypal::log('PayPal Request Args for order ' . $order->get_order_number() . ': ' . wc_print_r(array_merge($paypal_args, array_intersect_key($mask, $paypal_args)), true));
        return $this->endpoint . http_build_query($paypal_args, '', '&');
    }
    protected function limit_length($string, $limit = 127)
    {
        $str_limit = $limit - 3;
        if (function_exists('mb_strimwidth')) {
            if (mb_strlen($string) > $limit) {
                $string = mb_strimwidth($string, 0, $str_limit) . '...';
            }
        } else {
            if (strlen($string) > $limit) {
                $string = substr($string, 0, $str_limit) . '...';
            }
        }
        return $string;
    }
    protected function get_transaction_args($order)
    {
        return array_merge(array('cmd' => '_cart', 'business' => $this->gateway->get_option('email'), 'no_note' => 1, 'currency_code' => get_woocommerce_currency(), 'charset' => 'utf-8', 'rm' => is_ssl() ? 2 : 1, 'upload' => 1, 'return' => esc_url_raw(add_query_arg('utm_nooverride', '1', $this->gateway->get_return_url($order))), 'cancel_return' => esc_url_raw($order->get_cancel_order_url_raw()), 'image_url' => esc_url_raw($this->gateway->get_option('image_url')), 'paymentaction' => $this->gateway->get_option('paymentaction'), 'invoice' => $this->limit_length($this->gateway->get_option('invoice_prefix') . $order->get_order_number(), 127), 'custom' => wp_json_encode(array('order_id' => $order->get_id(), 'order_key' => $order->get_order_key())), 'notify_url' => $this->limit_length($this->notify_url, 255), 'first_name' => $this->limit_length($order->get_billing_first_name(), 32), 'last_name' => $this->limit_length($order->get_billing_last_name(), 64), 'address1' => $this->limit_length($order->get_billing_address_1(), 100), 'address2' => $this->limit_length($order->get_billing_address_2(), 100), 'city' => $this->limit_length($order->get_billing_city(), 40), 'state' => $this->get_paypal_state($order->get_billing_country(), $order->get_billing_state()), 'zip' => $this->limit_length(wc_format_postcode($order->get_billing_postcode(), $order->get_billing_country()), 32), 'country' => $this->limit_length($order->get_billing_country(), 2), 'email' => $this->limit_length($order->get_billing_email())), $this->get_phone_number_args($order), $this->get_shipping_args($order));
    }
    protected function fix_request_length($order, $paypal_args)
    {
        $max_paypal_length = 2083;
        $query_candidate = http_build_query($paypal_args, '', '&');
        if (strlen($this->endpoint . $query_candidate) <= $max_paypal_length) {
            return $paypal_args;
        }
        return apply_filters('woocommerce_paypal_args', array_merge($this->get_transaction_args($order), $this->get_line_item_args($order, true)), $order);
    }
    protected function get_paypal_args($order)
    {
        WC_Gateway_Paypal::log('Generating payment form for order ' . $order->get_order_number() . '. Notify URL: ' . $this->notify_url);
        $force_one_line_item = apply_filters('woocommerce_paypal_force_one_line_item', false, $order);
        if (wc_tax_enabled() && wc_prices_include_tax() || !$this->line_items_valid($order)) {
            $force_one_line_item = true;
        }
        $paypal_args = apply_filters('woocommerce_paypal_args', array_merge($this->get_transaction_args($order), $this->get_line_item_args($order, $force_one_line_item)), $order);
        return $this->fix_request_length($order, $paypal_args);
    }
    protected function get_phone_number_args($order)
    {
        $phone_number = wc_sanitize_phone_number($order->get_billing_phone());
        if (in_array($order->get_billing_country(), array('US', 'CA'), true)) {
            $phone_number = ltrim($phone_number, '+1');
            $phone_args = array('night_phone_a' => substr($phone_number, 0, 3), 'night_phone_b' => substr($phone_number, 3, 3), 'night_phone_c' => substr($phone_number, 6, 4));
        } else {
            $calling_code = WC()->countries->get_country_calling_code($order->get_billing_country());
            $calling_code = is_array($calling_code) ? $calling_code[0] : $calling_code;
            if ($calling_code) {
                $phone_number = str_replace($calling_code, '', preg_replace('/^0/', '', $order->get_billing_phone()));
            }
            $phone_args = array('night_phone_a' => $calling_code, 'night_phone_b' => $phone_number);
        }
        return $phone_args;
    }
    protected function get_shipping_args($order)
    {
        $shipping_args = array();
        if ($order->needs_shipping_address()) {
            $shipping_args['address_override'] = $this->gateway->get_option('address_override') === 'yes' ? 1 : 0;
            $shipping_args['no_shipping'] = 0;
            if ('yes' === $this->gateway->get_option('send_shipping')) {
                $shipping_args['first_name'] = $this->limit_length($order->get_shipping_first_name(), 32);
                $shipping_args['last_name'] = $this->limit_length($order->get_shipping_last_name(), 64);
                $shipping_args['address1'] = $this->limit_length($order->get_shipping_address_1(), 100);
                $shipping_args['address2'] = $this->limit_length($order->get_shipping_address_2(), 100);
                $shipping_args['city'] = $this->limit_length($order->get_shipping_city(), 40);
                $shipping_args['state'] = $this->get_paypal_state($order->get_shipping_country(), $order->get_shipping_state());
                $shipping_args['country'] = $this->limit_length($order->get_shipping_country(), 2);
                $shipping_args['zip'] = $this->limit_length(wc_format_postcode($order->get_shipping_postcode(), $order->get_shipping_country()), 32);
            }
        } else {
            $shipping_args['no_shipping'] = 1;
        }
        return $shipping_args;
    }
    protected function get_shipping_cost_line_item($order, $force_one_line_item)
    {
        $line_item_args = array();
        $shipping_total = $order->get_shipping_total();
        if ($force_one_line_item) {
            $shipping_total += $order->get_shipping_tax();
        }
        if ($order->get_shipping_total() > 0 && $order->get_shipping_total() < 999.99 && $this->number_format($order->get_shipping_total() + $order->get_shipping_tax(), $order) !== $this->number_format($order->get_total(), $order)) {
            $line_item_args['shipping_1'] = $this->number_format($shipping_total, $order);
        } elseif ($order->get_shipping_total() > 0) {
            $this->add_line_item(sprintf(__('Shipping via %s', 'woocommerce'), $order->get_shipping_method()), 1, $this->number_format($shipping_total, $order));
        }
        return $line_item_args;
    }
    protected function get_line_item_args_single_item($order)
    {
        $this->delete_line_items();
        $all_items_name = $this->get_order_item_names($order);
        $this->add_line_item($all_items_name ? $all_items_name : __('Order', 'woocommerce'), 1, $this->number_format($order->get_total() - $this->round($order->get_shipping_total() + $order->get_shipping_tax(), $order), $order), $order->get_order_number());
        $line_item_args = $this->get_shipping_cost_line_item($order, true);
        return array_merge($line_item_args, $this->get_line_items());
    }
    protected function get_line_item_args($order, $force_one_line_item = false)
    {
        $line_item_args = array();
        if ($force_one_line_item) {
            $line_item_args = $this->get_line_item_args_single_item($order);
        } else {
            $this->prepare_line_items($order);
            $line_item_args['tax_cart'] = $this->number_format($order->get_total_tax(), $order);
            if ($order->get_total_discount() > 0) {
                $line_item_args['discount_amount_cart'] = $this->number_format($this->round($order->get_total_discount(), $order), $order);
            }
            $line_item_args = array_merge($line_item_args, $this->get_shipping_cost_line_item($order, false));
            $line_item_args = array_merge($line_item_args, $this->get_line_items());
        }
        return $line_item_args;
    }
    protected function get_order_item_names($order)
    {
        $item_names = array();
        foreach ($order->get_items() as $item) {
            $item_name = $item->get_name();
            $item_meta = wp_strip_all_tags(wc_display_item_meta($item, array('before' => '', 'separator' => ', ', 'after' => '', 'echo' => false, 'autop' => false)));
            if ($item_meta) {
                $item_name .= ' (' . $item_meta . ')';
            }
            $item_names[] = $item_name . ' x ' . $item->get_quantity();
        }
        return apply_filters('woocommerce_paypal_get_order_item_names', implode(', ', $item_names), $order);
    }
    protected function get_order_item_name($order, $item)
    {
        $item_name = $item->get_name();
        $item_meta = wp_strip_all_tags(wc_display_item_meta($item, array('before' => '', 'separator' => ', ', 'after' => '', 'echo' => false, 'autop' => false)));
        if ($item_meta) {
            $item_name .= ' (' . $item_meta . ')';
        }
        return apply_filters('woocommerce_paypal_get_order_item_name', $item_name, $order, $item);
    }
    protected function get_line_items()
    {
        return $this->line_items;
    }
    protected function delete_line_items()
    {
        $this->line_items = array();
    }
    protected function line_items_valid($order)
    {
        $negative_item_amount = false;
        $calculated_total = 0;
        foreach ($order->get_items(array('line_item', 'fee')) as $item) {
            if ('fee' === $item['type']) {
                $item_line_total = $this->number_format($item['line_total'], $order);
                $calculated_total += $item_line_total;
            } else {
                $item_line_total = $this->number_format($order->get_item_subtotal($item, false), $order);
                $calculated_total += $item_line_total * $item->get_quantity();
            }
            if ($item_line_total < 0) {
                $negative_item_amount = true;
            }
        }
        $mismatched_totals = $this->number_format($calculated_total + $order->get_total_tax() + $this->round($order->get_shipping_total(), $order) - $this->round($order->get_total_discount(), $order), $order) !== $this->number_format($order->get_total(), $order);
        return !$negative_item_amount && !$mismatched_totals;
    }
    protected function prepare_line_items($order)
    {
        $this->delete_line_items();
        foreach ($order->get_items(array('line_item', 'fee')) as $item) {
            if ('fee' === $item['type']) {
                $item_line_total = $this->number_format($item['line_total'], $order);
                $this->add_line_item($item->get_name(), 1, $item_line_total);
            } else {
                $product = $item->get_product();
                $sku = $product ? $product->get_sku() : '';
                $item_line_total = $this->number_format($order->get_item_subtotal($item, false), $order);
                $this->add_line_item($this->get_order_item_name($order, $item), $item->get_quantity(), $item_line_total, $sku);
            }
        }
    }
    protected function add_line_item($item_name, $quantity = 1, $amount = 0.0, $item_number = '')
    {
        $index = count($this->line_items) / 4 + 1;
        $item = apply_filters('woocommerce_paypal_line_item', array('item_name' => html_entity_decode(wc_trim_string($item_name ? wp_strip_all_tags($item_name) : __('Item', 'woocommerce'), 127), ENT_NOQUOTES, 'UTF-8'), 'quantity' => (int) $quantity, 'amount' => wc_float_to_string((float) $amount), 'item_number' => $item_number), $item_name, $quantity, $amount, $item_number);
        $this->line_items['item_name_' . $index] = $this->limit_length($item['item_name'], 127);
        $this->line_items['quantity_' . $index] = $item['quantity'];
        $this->line_items['amount_' . $index] = $item['amount'];
        $this->line_items['item_number_' . $index] = $this->limit_length($item['item_number'], 127);
    }
    protected function get_paypal_state($cc, $state)
    {
        if ('US' === $cc) {
            return $state;
        }
        $states = WC()->countries->get_states($cc);
        if (isset($states[$state])) {
            return $states[$state];
        }
        return $state;
    }
    protected function currency_has_decimals($currency)
    {
        if (in_array($currency, array('HUF', 'JPY', 'TWD'), true)) {
            return false;
        }
        return true;
    }
    protected function round($price, $order)
    {
        $precision = 2;
        if (!$this->currency_has_decimals($order->get_currency())) {
            $precision = 0;
        }
        return NumberUtil::round($price, $precision);
    }
    protected function number_format($price, $order)
    {
        $decimals = 2;
        if (!$this->currency_has_decimals($order->get_currency())) {
            $decimals = 0;
        }
        return number_format($price, $decimals, '.', '');
    }
}