161 lines
3.9 KiB
PHP
161 lines
3.9 KiB
PHP
<?php
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/**
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* Holds the payments handler.
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* @package Sakura
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*/
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namespace Sakura;
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use \PayPal\Api\Amount;
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use \PayPal\Api\Details;
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use \PayPal\Api\Item;
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use \PayPal\Api\ItemList;
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use \PayPal\Api\Payer;
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use \PayPal\Api\Payment;
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use \PayPal\Api\PaymentExecution;
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use \PayPal\Api\RedirectUrls;
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use \PayPal\Api\Transaction;
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/**
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* Sakura PayPal API wrapper.
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* @package Sakura
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* @author Kamil Rakowski <admin@krakow.pw>
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* @author Julian van de Groep <me@flash.moe>
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*/
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class Payments
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{
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/**
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* Container for the PayPal API
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* @var \PayPal\Rest\ApiContext
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*/
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private static $paypal;
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/**
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* Initialise the wrapper.
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*/
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public static function init(): void
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{
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// Set PayPal object
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self::$paypal = new \PayPal\Rest\ApiContext(
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new \PayPal\Auth\OAuthTokenCredential(
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config("paypal.client_id"),
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config("paypal.secret_id")
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)
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);
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// Set the configuration
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self::$paypal->setConfig([
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'mode' => config("paypal.mode"),
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]);
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}
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/**
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* Create a new transaction.
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* @param float $total
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* @param string $itemName
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* @param string $transDescription
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* @param string $returnUrl
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* @return string
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*/
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public static function createTransaction(float $total, string $itemName, string $transDescription, string $returnUrl): string
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{
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// Create the payer object
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$payer = new Payer();
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// Set the method
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$payer->setPaymentMethod('paypal');
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// Create the item
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$item = new Item();
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// Set the item details
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$item->setName($itemName)
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->setCurrency('EUR')
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->setQuantity(1)
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->setPrice($total);
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// Create itemlist
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$list = new ItemList();
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// Add the items
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$list->setItems([$item]);
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// Create details
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$details = new Details();
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// Set details
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$details->setSubtotal($total);
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// Create amount
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$amount = new Amount();
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// Set amount data
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$amount->setCurrency('EUR')
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->setTotal($total)
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->setDetails($details);
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// Create transaction
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$trans = new Transaction();
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// Set transaction data
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$trans->setAmount($amount)
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->setItemList($list)
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->setDescription($transDescription)
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->setInvoiceNumber(uniqid());
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// Create redirect url object
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$redir = new RedirectUrls();
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// Set redirect url data
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$redir->setReturnUrl($returnUrl . '?mode=finish&success=true')
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->setCancelUrl($returnUrl . '?mode=finish&success=false');
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// Create payment object
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$payment = new Payment();
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// Set payment data (finally)
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$payment->setIntent('sale')
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->setPayer($payer)
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->setRedirectUrls($redir)
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->setTransactions([$trans]);
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// Try to create payment
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try {
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$payment->create(self::$paypal);
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} catch (\Exception $ex) {
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return route('premium.error');
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}
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// Return the approval link if everything is gucci
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return $payment->getApprovalLink();
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}
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/**
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* Complete the PayPal transaction.
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* @param string $paymentId
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* @param string $payerId
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* @return bool
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*/
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public static function completeTransaction(string $paymentId, string $payerId): bool
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{
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// Attempt to get the payment
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$payment = Payment::get($paymentId, self::$paypal);
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// Create payment execution object
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$execute = new PaymentExecution();
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// Set the payer ID
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$execute->setPayerId($payerId);
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// Attempt to charge the fucker
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try {
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$payment->execute($execute, self::$paypal);
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} catch (\Exception $ex) {
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return false;
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}
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// If everything was cute return true
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return true;
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}
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}
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