Subversion-Projekte lars-tiefland.laravel_shop

<?php

namespace Srmklive\PayPal\Traits;

trait PayPalVerifyIPN

{

    protected $webhook_id;

    public function setWebHookID(string $webhook_id): \Srmklive\PayPal\Services\PayPal

    {

        $this->webhook_id = $webhook_id;

        return $this;

    }

    /**

     * Verify incoming IPN through a web hook id.

     *

     * @throws \Throwable

     *

     * @return array|\Psr\Http\Message\StreamInterface|string

     */

    public function verifyIPN(\Illuminate\Http\Request $request)

    {

        $headers = array_change_key_case($request->headers->all(), CASE_UPPER);

        if (!isset($headers['PAYPAL-AUTH-ALGO'][0]) ||

            !isset($headers['PAYPAL-TRANSMISSION-ID'][0]) ||

            !isset($headers['PAYPAL-CERT-URL'][0]) ||

            !isset($headers['PAYPAL-TRANSMISSION-SIG'][0]) ||

            !isset($headers['PAYPAL-TRANSMISSION-TIME'][0]) ||

            !isset($this->webhook_id)

        ) {

            \Log::error('Invalid headers or webhook id supplied for paypal webhook');

            return ['error' => 'Invalid headers or webhook id provided'];

        }

        $params = $request->all();

        $payload = [

            'auth_algo'         => $headers['PAYPAL-AUTH-ALGO'][0],

            'cert_url'          => $headers['PAYPAL-CERT-URL'][0],

            'transmission_id'   => $headers['PAYPAL-TRANSMISSION-ID'][0],

            'transmission_sig'  => $headers['PAYPAL-TRANSMISSION-SIG'][0],

            'transmission_time' => $headers['PAYPAL-TRANSMISSION-TIME'][0],

            'webhook_id'        => $this->webhook_id,

            'webhook_event'     => $params,

        ];

        return $this->verifyWebHook($payload);

    }

}