Интегрированная система PayPal в Laravel

composer require paypal/rest-api-sdk-php

return [
    'paypal' => [
        /** set your paypal credential **/
        'client_id' =>'paypal client_id',
        'secret' => 'paypal secret ID',
        /**
         * SDK configuration
         */
        'settings' => array(
            /**
             * Sandbox test'sandbox'or'live'
             */
               'mode' => 'sandbox',
            /**
             * Request timeout
             */
            'http.ConnectionTimeOut' => 1000,
            /**
             * Whether to open logs: true open, false not open
             */
            'log.LogEnabled' => true,
            /**
             * Log-stored files
             */
            'log.FileName' => storage_path() . '/logs/paypal.log',
            /**
             * Log level'DEBUG','INFO','WARN'or'ERROR'
                *
             */
            'log.LogLevel' => 'INFO'
        ),
    ],
    
    '2checkout' => [
        //
    ]
];

// Step 1: Display the form. This is a simple form page. We enter the amount and then click Submit.
    Route::get('paypal-form', 'Payment\[email protected]')->name('paypal-form');

    // Step 2: The first step is to send a request after submission, requesting this method, which is used to create an order and a payment process.
    Route::post('paypal-pay', 'Payment\[email protected]')->name('payment.paypay.pay');

    // Step 3: Asynchronous callback
    Route::post('paypal-notify', 'Payment\[email protected]')->name('payment.paypal.notify');

    // Step 3: Front-end callback
    Route::get('paypal-return', 'Payment\[email protected]')->name('payment.paypal.return');

    // Step 3: Cancel
    Route::get('paypal-cancel', 'Payment\[email protected]')->name('payment.paypal.cancel');

_api_context = new ApiContext(new OAuthTokenCredential(
            $payPal_config['client_id'],
            $payPal_config['secret']
        ));
        $this->_api_context->setConfig($payPal_config['setting']);
    }

    // Display forms
    public function payPalShow()
    {
        return view('payment.paypal');
    }
    
    // Step two, request here
    public function pay(Request $request)
    {
        $payer = new Payer();
        $payer->setPaymentMethod('paypal');

        // Product Name, Currency, Quantity, Single Product Amount
        $item1 = new Item();
        $item1->setName('item1')
            ->setCurrency('USD')
            ->setQuantity(1)
            ->setPrice($request->get('amount'));

        // Collecting all products into ItemList
        $item_list = new ItemList();
        $item_list->setItems([$item1]);

        $amount = new Amount();
        $amount->setCurrency('USD')
            ->setTotal($request->get('amount'));

        // Generate a transaction
        $transaction = new Transaction();
        $transaction->setAmount($amount)
            ->setItemList($item_list)
            -> setDescription ('Your Transaction')
            -> SetNotifyUrl (route ('notify_url')// Note that the asynchronous callback address is set here
            -> setInvoiceNumber ($order - > order_number); // Set the order number here

        // Setting Front-end Callback Address and Canceling Payment Address
        $redirect_urls = new RedirectUrls();
        $redirect_urls->setReturnUrl(route('payment.paypal.return'))
        ->setCancelUrl(route('payment.paypal.cancel'));
        
        $payment = new Payment();
        $payment->setIntent('Sale')
            ->setPayer($payer)
            ->setRedirectUrls($redirect_urls)
            ->setTransactions(array($transaction));

try {
            // Here the payment process is generated
            $payment->create($this->_api_context);
        } catch (\PayPal\Exception\PayPalConnectionException $ex) {
            if (config('app.debug')) {
                session()->put('error','Connection timeout');
                return redirect()->route('paypal-form');

                /** echo "Exception: " . $ex->getMessage() . PHP_EOL; **/
                /** $err_data = json_decode($ex->getData(), true); **/
                /** exit; **/

            } else {
                session()->put('error','Some error occur, sorry for inconvenient');
                return redirect()->route('paypal-form');
            }
        }

        foreach($payment->getLinks() as $link) {
            if($link->getRel() == 'approval_url') {
                $redirect_url = $link->getHref();
                break;
            }
        }

        // $payment - > getId () gets the payment line number
        session()->put('paypal_payment_id', $payment->getId());

        if(isset($redirect_url)) {
            // Jump to Payment Page
            return redirect()->away($redirect_url);
        }

        session()->put('error','Unknown error occurred');
        return session()->route('paypal-form');
    }
    
    
    public function payPalReturn(Request $request)
    {
        // After successful payment, when the front page jumps back, the URL address will have paymentID and PayerrID
        $payment_id = session()->get('paypal_payment_id');
        session()->forget('paypal_payment_id');

        if (empty(Input::get('PayerID')) || empty(Input::get('token'))) {
            session()->put('error','Payment failed');

            return redirect()->route('paypal-form');
        }
        $payment = Payment::get($payment_id, $this->_api_context);
        $execution = new PaymentExecution();
        $execution->setPayerId(Input::get('PayerID'));
        $result = $payment->execute($execution, $this->_api_context);


        // Approved indicates successful payment when the status is received
        if ($result->getState() == 'approved') {

            session()->put('success','Payment success');
            return redirect()->route('paypal-form');
        }
        session()->put('error','Payment failed');

        return redirect()->route('paypal-form');
    }
    
    public function payPalNotify()
    {
        Log::info(12312, Input::get());
        // Here we write our business logic, order status updates, logistics information and so on.
    }
}

    {{ csrf_field() }}
    
    

        Amount
    
        

            
    
            @if ($errors->has('amount'))
                
                    {{ $errors->first('amount') }}
                
            @endif
        
    
    
    

        

            
                Paywith Paypal