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<?php |
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namespace Tzsk\Payu\Controllers; |
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use App\Http\Controllers\Controller; |
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use Illuminate\Http\Request; |
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use Illuminate\Support\Facades\Cache; |
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use Illuminate\Support\Facades\Validator; |
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use Tzsk\Payu\Model\PayuPayment; |
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use Tzsk\Payu\ProcessPayment; |
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class PaymentController extends Controller |
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{ |
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/** |
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* Got to payment. |
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* |
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* @param Request $request |
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* @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View |
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*/ |
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public function index(Request $request) |
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{ |
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$payment = $this->getPaymentFormInformation($request); |
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return view('tzsk::payment_form', compact('payment')); |
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} |
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/** |
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* After payment it will return here. |
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* |
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* @param Request $request |
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* @return \Illuminate\Http\RedirectResponse |
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*/ |
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public function payment(Request $request) |
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{ |
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$attributes = $request->only([ |
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'txnid', 'mihpayid', 'firstname', 'email', 'phone', 'amount', 'discount', |
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'net_amount_debit', 'data', 'status', 'unmappedstatus', 'mode', 'bank_ref_num', |
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'bankcode', 'cardnum', 'name_on_card', 'issuing_bank', 'card_type' |
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]); |
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$attributes['data'] = json_encode($request->all()); |
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$process = new ProcessPayment($request); |
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$attributes['status'] = $process->getStatus(); |
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$this->generatePaymentObject($attributes); |
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return redirect()->to(base64_decode($request->callback)); |
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} |
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/** |
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* @param Request $request |
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* @return object |
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* @throws \Exception |
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*/ |
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protected function getPaymentFormInformation(Request $request) |
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{ |
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$data = Cache::get('tzsk_data'); |
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$status_url = Cache::get('tzsk_status_url'); |
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if (empty($status_url)) { |
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throw new \Exception("There is no Redirect URL specified."); |
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} |
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$request->replace($data); |
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$validation = $this->validateRequest($request); |
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$hash = $this->getHashChecksum($request); |
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$redirect = collect(config('payu.redirect'))->map(function($value) use ($request, $status_url) { |
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$seperator = str_contains($value, '?') ? '&' : '?'; |
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return url($value.$seperator.'callback='.urlencode(base64_encode($status_url))); |
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})->all(); |
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$form_fields = array_merge(['key' => config('payu.key'), 'hash' => $hash], |
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array_merge($redirect, $validation)); |
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$prefix = (config('payu.env') == 'secure') ? 'secure' : 'test'; |
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$url = "https://{$prefix}.".config('payu.endpoint'); |
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$payment = (object) ['fields' => $form_fields, 'url' => $url]; |
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return $payment; |
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} |
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/** |
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* @param Request $request |
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* @return string |
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*/ |
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protected function getHashChecksum(Request $request) |
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{ |
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$fields = array_merge(config('payu.required_fields'), config('payu.optional_fields')); |
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$hash_array = []; |
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foreach (collect($fields)->flip()->except(['phone'])->flip() as $field) { |
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$hash_array[] = $request->has($field) ? $request->get($field) : ""; |
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} |
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$checksum_array = array_merge([config('payu.key')], $hash_array, [config('payu.salt')]); |
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$hash = hash('sha512', implode('|', $checksum_array)); |
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return $hash; |
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} |
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/** |
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* @param Request $request |
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* @return array |
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*/ |
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protected function validateRequest(Request $request) |
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{ |
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list($validation, $data) = $this->getValidationData($request); |
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$validator = Validator::make($request->all(), $validation); |
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if ($validator->fails()) { |
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throw new \InvalidArgumentException($validator->errors()->first()); |
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} |
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return $data; |
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} |
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/** |
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* @param Request $request |
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* @return array |
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*/ |
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protected function getValidationData(Request $request) |
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{ |
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$validation = []; |
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$data = []; |
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foreach (config('payu.required_fields') as $item) { |
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$validation[$item] = 'required'; |
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$request->has($item) ? $data[$item] = $request->get($item) : null; |
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} |
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foreach (config('payu.optional_fields') as $item) { |
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$request->has($item) ? $data[$item] = $request->get($item) : null; |
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} |
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foreach (config('payu.additional_fields') as $item) { |
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$request->has($item) ? $data[$item] = $request->get($item) : null; |
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} |
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return [$validation, $data]; |
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} |
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/** |
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* Generate the payment model Object for use. |
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* |
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* @param $attributes |
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*/ |
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protected function generatePaymentObject($attributes) |
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{ |
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$model = Cache::get('tzsk_model'); |
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if (config('payu.driver') == 'database') { |
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$payment_instance = PayuPayment::create($attributes); |
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if (!empty($model)) { |
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$payment_instance->fill([ |
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'payable_id' => $model->id, |
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'payable_type' => get_class($model) |
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])->save(); |
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} |
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$payment = $payment_instance->id; |
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} else { |
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$payment = $attributes; |
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} |
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Cache::put('tzsk_payment', $payment, 5); |
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} |
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} |
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tzsk /
payu
