Shopier API olan var mı?

<?php

require_once '../include/veritabani.php';
require_once '../include/kullanici.php';



$db = DB();
$k = new kullanici($db);


$status = $_POST["status"];
$invoiceId = $_POST["platform_order_id"];
$transactionId = $_POST["payment_id"];
$installment = $_POST["installment"];
$signature = $_POST["signature"];


$data=$_POST["random_nr"].$_POST['platform_order_id'];

$signature = base64_decode($signature);
$expected = hash_hmac('SHA256', $data, "41fe7e156d***************", true);
if ($signature == $expected) {
    $status = strtolower($status);
    if ($status == "success") {
        $test = var_export($_POST, true);
        
        $email_text = var_export($_POST, true);

        $son = $k->son_siparis($invoiceId);
        $cikti = $k->siparis_duzenle($invoiceId, $son['0']['id']);
        header("Location:../index.php");
    }
}

<?php

require_once '../include/veritabani.php';
require_once '../include/kullanici.php';



$db = DB();
$k = new kullanici($db);


$status = $_POST["status"];
$invoiceId = $_POST["platform_order_id"];
$transactionId = $_POST["payment_id"];
$installment = $_POST["installment"];
$signature = $_POST["signature"];


$data=$_POST["random_nr"].$_POST['platform_order_id'];

$signature = base64_decode($signature);
$expected = hash_hmac('SHA256', $data, "41fe7e156d***************", true);
if ($signature == $expected) {
    $status = strtolower($status);
    if ($status == "success") {
        $test = var_export($_POST, true);
        
        $email_text = var_export($_POST, true);

        $son = $k->son_siparis($invoiceId);
        $cikti = $k->siparis_duzenle($invoiceId, $son['0']['id']);
        header("Location:../index.php");
    }
}

$address = $params['clientdetails']['address1'];
if (!empty($params['clientdetails']['address2'])) {
$billingAddress .= ' '.$params['clientdetails']['address2'];
}
if (!empty($params['clientdetails']['state'])) {
$billingAddress .= ' '.$params['clientdetails']['state'];
}

$result = Capsule::table('tblclients')
->where('id', $params['clientdetails']['id'])
->get();

foreach ($result as $client) {
    $user_registered = $client->datecreated;
}
$time_elapsed = time() - strtotime($user_registered);
$buyer_account_age = (int)($time_elapsed/86400);

$productinfo = str_replace('"', '', $params["description"]);
    $productinfo = str_replace('"', '', $productinfo);

if ($params['currency']=="USD"){
$currency=1;
}else if ($params['currency']=="TRY"){
$currency=0;
}else if ($params['currency']=="EUR"){
$currency=2;
}else {
$currency=0;
}
$current_language=$_SESSION['Language'];
$current_lang=1;
if ($current_language == "turkish"){
$current_lang=0;}
$modul_version='1.4';
$version=$raw->version;
srand(time(NULL));
$random_nr=rand(100000,999999);
$postfields = array(
'API_key' => $params['shopier_api_key'],
'website_index' => $params['shopier_website_index'],
'platform_order_id' => $params['invoiceid'],
'product_name' => $productinfo,
'product_type' => 1,
'buyer_name' => $params['clientdetails']['firstname'],
'buyer_surname' => $params['clientdetails']['lastname'],
'buyer_email' => $params['clientdetails']['email'],
'buyer_account_age' => $buyer_account_age,
'buyer_id_nr' => $params['clientdetails']['id'],
'buyer_phone' => $params['clientdetails']['phonenumber'],
'billing_address' => $billingAddress,
'billing_city' => $params['clientdetails']['city'],
'billing_country' => $params['clientdetails']['country'],
'billing_postcode' => $params['clientdetails']['postcode'],
'shipping_address' => 'NA',
'shipping_city' => 'NA',
'shipping_country' => 'NA',
'shipping_postcode' => 'NA',
'total_order_value' => $params['amount'],
'currency' => $currency,
'current_language'=>0,
'modul_version' =>$modul_version,
'version' =>$version,
'platform' => 4,
'is_in_frame' => 0,
'random_nr' => $random_nr
);

//$data = implode('', $postfields);
$data=$postfields["random_nr"].$postfields['platform_order_id'].$postfields['total_order_value'].$postfields['currency'];
$signature = hash_hmac('SHA256', $data, $params['shopier_api_secret'], true);
$signature = base64_encode($signature);
$postfields['signature'] = $signature;

    $langPayNow = $params['langpaynow'];
    $url = $params['shopier_payment_url'];

    $htmlOutput = '<form method="post" action="' . $url . '">';
    foreach ($postfields as $k => $v) {
        $htmlOutput .= '<input type="hidden" name="' . $k . '" value="' . $v . '" />';
    }
    $htmlOutput .= '<input type="submit" value="' . $langPayNow . '" />';
    $htmlOutput .= '</form>';

    return $htmlOutput;