Update third party sample

sample/payments/CreateThirdPartyPayment.php

@@ -1,69 +1,42 @@
 <?php
 
-// # CreatePaymentSample
-//
-// This sample code demonstrate how you can process
-// a direct credit card payment. Please note that direct 
-// credit card payment and related features using the 
-// REST API is restricted in some countries.
+// # Create Third Party Payment using PayPal as payment method
+// This sample code demonstrates how you can process a
+// PayPal Account based Payment with a third party paypal account.
 // API used: /v1/payments/payment
 
 require __DIR__ . '/../bootstrap.php';
 use PayPal\Api\Amount;
 use PayPal\Api\Details;
-use PayPal\Api\FundingInstrument;
 use PayPal\Api\Item;
 use PayPal\Api\ItemList;
 use PayPal\Api\Payee;
 use PayPal\Api\Payer;
 use PayPal\Api\Payment;
-use PayPal\Api\PaymentCard;
+use PayPal\Api\RedirectUrls;
 use PayPal\Api\Transaction;
 
-// ### PaymentCard
-// A resource representing a payment card that can be
-// used to fund a payment.
-$card = new PaymentCard();
-$card->setType("visa")
-    ->setNumber("4669424246660779")
-    ->setExpireMonth("11")
-    ->setExpireYear("2019")
-    ->setCvv2("012")
-    ->setFirstName("Joe")
-    ->setBillingCountry("US")
-    ->setLastName("Shopper");
-
-// ### FundingInstrument
-// A resource representing a Payer's funding instrument.
-// For direct credit card payments, set the CreditCard
-// field on this object.
-$fi = new FundingInstrument();
-$fi->setPaymentCard($card);
-
 // ### Payer
 // A resource representing a Payer that funds a payment
-// For direct credit card payments, set payment method
-// to 'credit_card' and add an array of funding instruments.
+// For paypal account payments, set payment method
+// to 'paypal'.
 $payer = new Payer();
-$payer->setPaymentMethod("credit_card")
-    ->setFundingInstruments(array($fi));
+$payer->setPaymentMethod("paypal");
 
 // ### Itemized information
 // (Optional) Lets you specify item wise
 // information
 $item1 = new Item();
 $item1->setName('Ground Coffee 40 oz')
-    ->setDescription('Ground Coffee 40 oz')
     ->setCurrency('USD')
     ->setQuantity(1)
-    ->setTax(0.3)
-    ->setPrice(7.50);
+    ->setSku("123123") // Similar to `item_number` in Classic API
+    ->setPrice(7.5);
 $item2 = new Item();
 $item2->setName('Granola bars')
-    ->setDescription('Granola Bars with Peanuts')
     ->setCurrency('USD')
     ->setQuantity(5)
-    ->setTax(0.2)
+    ->setSku("321321") // Similar to `item_number` in Classic API
     ->setPrice(2);
 
 $itemList = new ItemList();
@@ -76,7 +49,7 @@ $itemList->setItems(array($item1, $item2));
 $details = new Details();
 $details->setShipping(1.2)
     ->setTax(1.3)
-    ->setSubtotal(17.5);
+    ->setSubtotal(17.50);
 
 // ### Amount
 // Lets you specify a payment amount.
@@ -96,7 +69,7 @@ $payee->setEmail("stevendcoffey-facilitator@gmail.com");
 // ### Transaction
 // A transaction defines the contract of a
 // payment - what is the payment for and who
-// is fulfilling it. 
+// is fulfilling it.
 $transaction = new Transaction();
 $transaction->setAmount($amount)
     ->setItemList($itemList)
@@ -104,30 +77,49 @@ $transaction->setAmount($amount)
     ->setPayee($payee)
     ->setInvoiceNumber(uniqid());
 
+// ### Redirect urls
+// Set the urls that the buyer must be redirected to after
+// payment approval/ cancellation.
+$baseUrl = getBaseUrl();
+$redirectUrls = new RedirectUrls();
+$redirectUrls->setReturnUrl("$baseUrl/ExecutePayment.php?success=true")
+    ->setCancelUrl("$baseUrl/ExecutePayment.php?success=false");
+
 // ### Payment
 // A Payment Resource; create one using
-// the above types and intent set to sale 'sale'
+// the above types and intent set to 'sale'
 $payment = new Payment();
 $payment->setIntent("sale")
     ->setPayer($payer)
+    ->setRedirectUrls($redirectUrls)
     ->setTransactions(array($transaction));
 
+
 // For Sample Purposes Only.
 $request = clone $payment;
 
 // ### Create Payment
-// Create a payment by calling the payment->create() method
-// with a valid ApiContext (See bootstrap.php for more on `ApiContext`)
-// The return object contains the state.
+// Create a payment by calling the 'create' method
+// passing it a valid apiContext.
+// (See bootstrap.php for more on `ApiContext`)
+// The return object contains the state and the
+// url to which the buyer must be redirected to
+// for payment approval
 try {
     $payment->create($apiContext);
 } catch (Exception $ex) {
     // NOTE: PLEASE DO NOT USE RESULTPRINTER CLASS IN YOUR ORIGINAL CODE. FOR SAMPLE ONLY
-    ResultPrinter::printError('Create Payment Using Credit Card. If 500 Exception, try creating a new Credit Card using <a href="https://www.paypal-knowledge.com/infocenter/index?page=content&widgetview=true&id=FAQ1413">Step 4, on this link</a>, and using it.', 'Payment', null, $request, $ex);
+    ResultPrinter::printError("Created Payment Using PayPal. Please visit the URL to Approve.", "Payment", null, $request, $ex);
     exit(1);
 }
 
+// ### Get redirect url
+// The API response provides the url that you must redirect
+// the buyer to. Retrieve the url from the $payment->getApprovalLink()
+// method
+$approvalUrl = $payment->getApprovalLink();
+
 // NOTE: PLEASE DO NOT USE RESULTPRINTER CLASS IN YOUR ORIGINAL CODE. FOR SAMPLE ONLY
- ResultPrinter::printResult('Create Payment Using Credit Card', 'Payment', $payment->getId(), $request, $payment);
+ResultPrinter::printResult("Created Payment Using PayPal. Please visit the URL to Approve.", "Payment", "<a href='$approvalUrl' >$approvalUrl</a>", $request, $payment);
 
 return $payment;