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mirror of https://github.com/invoiceninja/invoiceninja.git synced 2024-11-13 22:54:25 +01:00
invoiceninja/app/Ninja/PaymentDrivers/StripePaymentDriver.php
2018-03-07 17:23:25 +02:00

558 lines
20 KiB
PHP

<?php
namespace App\Ninja\PaymentDrivers;
use App\Models\Payment;
use App\Models\Invitation;
use App\Models\PaymentMethod;
use App\Models\GatewayType;
use Cache;
use Exception;
use App\Models\PaymentType;
class StripePaymentDriver extends BasePaymentDriver
{
protected $customerReferenceParam = 'customerReference';
public $canRefundPayments = true;
public function gatewayTypes()
{
$types = [
GATEWAY_TYPE_CREDIT_CARD,
GATEWAY_TYPE_TOKEN,
];
if ($gateway = $this->accountGateway) {
$achEnabled = $gateway->getAchEnabled();
$sofortEnabled = $gateway->getSofortEnabled();
if ($achEnabled && $sofortEnabled) {
if ($this->invitation) {
$country = ($this->client() && $this->client()->country) ? $this->client()->country->iso_3166_3 : ($this->account()->country ? $this->account()->country->iso_3166_3 : false);
// https://stripe.com/docs/sources/sofort
if ($country && in_array($country, ['AUT', 'BEL', 'DEU', 'ITA', 'NLD', 'ESP'])) {
$types[] = GATEWAY_TYPE_SOFORT;
} else {
$types[] = GATEWAY_TYPE_BANK_TRANSFER;
}
} else {
$types[] = GATEWAY_TYPE_BANK_TRANSFER;
$types[] = GATEWAY_TYPE_SOFORT;
}
} elseif ($achEnabled) {
$types[] = GATEWAY_TYPE_BANK_TRANSFER;
} elseif ($sofortEnabled) {
$types[] = GATEWAY_TYPE_SOFORT;
}
if ($gateway->getSepaEnabled()) {
$types[] = GATEWAY_TYPE_SEPA;
}
if ($gateway->getBitcoinEnabled()) {
$types[] = GATEWAY_TYPE_BITCOIN;
}
if ($gateway->getAlipayEnabled()) {
$types[] = GATEWAY_TYPE_ALIPAY;
}
if ($gateway->getApplePayEnabled()) {
$types[] = GATEWAY_TYPE_APPLE_PAY;
}
}
return $types;
}
public function tokenize()
{
return $this->accountGateway->getPublishableKey();
}
public function rules()
{
$rules = parent::rules();
if ($this->isGatewayType(GATEWAY_TYPE_APPLE_PAY)) {
return ['sourceToken' => 'required'];
}
if ($this->isGatewayType(GATEWAY_TYPE_BANK_TRANSFER)) {
$rules['authorize_ach'] = 'required';
}
return $rules;
}
public function isValid()
{
$result = $this->makeStripeCall(
'GET',
'charges',
'limit=1'
);
if (array_get($result, 'object') == 'list') {
return true;
} else {
return $result;
}
}
public function shouldUseSource()
{
return in_array($this->gatewayType, [GATEWAY_TYPE_ALIPAY, GATEWAY_TYPE_SOFORT, GATEWAY_TYPE_BITCOIN]);
}
protected function checkCustomerExists($customer)
{
$response = $this->gateway()
->fetchCustomer(['customerReference' => $customer->token])
->send();
if (! $response->isSuccessful()) {
return false;
}
$this->tokenResponse = $response->getData();
// import Stripe tokens created before payment methods table was added
if (! $customer->payment_methods->count()) {
if ($paymentMethod = $this->createPaymentMethod($customer)) {
$customer->default_payment_method_id = $paymentMethod->id;
$customer->save();
$customer->load('payment_methods');
}
}
return true;
}
public function isTwoStep()
{
return $this->isGatewayType(GATEWAY_TYPE_BANK_TRANSFER) && empty($this->input['plaidPublicToken']);
}
protected function paymentDetails($paymentMethod = false)
{
$data = parent::paymentDetails($paymentMethod);
if ($paymentMethod) {
return $data;
}
// Stripe complains if the email field is set
unset($data['email']);
if (! empty($this->input['sourceToken'])) {
$data['token'] = $this->input['sourceToken'];
unset($data['card']);
}
if (! empty($this->input['plaidPublicToken'])) {
$data['plaidPublicToken'] = $this->input['plaidPublicToken'];
$data['plaidAccountId'] = $this->input['plaidAccountId'];
unset($data['card']);
}
return $data;
}
public function createToken()
{
$invoice = $this->invitation->invoice;
$client = $invoice->client;
$data = $this->paymentDetails();
$data['description'] = $client->getDisplayName();
// if a customer already exists link the token to it
if ($customer = $this->customer()) {
$data['customerReference'] = $customer->token;
// otherwise create a new customer
} else {
$response = $this->gateway()->createCustomer([
'description' => $client->getDisplayName(),
'email' => $this->contact()->email,
])->send();
$data['customerReference'] = $response->getCustomerReference();
}
if (! empty($data['plaidPublicToken'])) {
$plaidResult = $this->getPlaidToken($data['plaidPublicToken'], $data['plaidAccountId']);
unset($data['plaidPublicToken']);
unset($data['plaidAccountId']);
$data['token'] = $plaidResult['stripe_bank_account_token'];
}
$tokenResponse = $this->gateway()
->createCard($data)
->send();
if ($tokenResponse->isSuccessful()) {
$this->tokenResponse = $tokenResponse->getData();
return parent::createToken();
} else {
throw new Exception($tokenResponse->getMessage());
}
}
public function creatingCustomer($customer)
{
if (isset($this->tokenResponse['customer'])) {
$customer->token = $this->tokenResponse['customer'];
} else {
$customer->token = $this->tokenResponse['id'];
}
return $customer;
}
protected function creatingPaymentMethod($paymentMethod)
{
$data = $this->tokenResponse;
$source = false;
if (! empty($data['object']) && ($data['object'] == 'card' || $data['object'] == 'bank_account')) {
$source = $data;
} elseif (! empty($data['object']) && $data['object'] == 'customer') {
$sources = ! empty($data['sources']) ? $data['sources'] : $data['cards'];
$source = reset($sources['data']);
} elseif (! empty($data['source'])) {
$source = $data['source'];
} elseif (! empty($data['card'])) {
$source = $data['card'];
}
if (! $source) {
return false;
}
$paymentMethod->source_reference = $source['id'];
$paymentMethod->last4 = $source['last4'];
// For older users the Stripe account may just have the customer token but not the card version
// In that case we'd use GATEWAY_TYPE_TOKEN even though we're creating the credit card
if ($this->isGatewayType(GATEWAY_TYPE_CREDIT_CARD)
|| $this->isGatewayType(GATEWAY_TYPE_APPLE_PAY)
|| $this->isGatewayType(GATEWAY_TYPE_TOKEN)) {
$paymentMethod->expiration = $source['exp_year'] . '-' . $source['exp_month'] . '-01';
$paymentMethod->payment_type_id = PaymentType::parseCardType($source['brand']);
} elseif ($this->isGatewayType(GATEWAY_TYPE_BANK_TRANSFER)) {
$paymentMethod->routing_number = $source['routing_number'];
$paymentMethod->payment_type_id = PAYMENT_TYPE_ACH;
$paymentMethod->status = $source['status'];
$currency = Cache::get('currencies')->where('code', strtoupper($source['currency']))->first();
if ($currency) {
$paymentMethod->currency_id = $currency->id;
$paymentMethod->setRelation('currency', $currency);
}
}
return $paymentMethod;
}
protected function creatingPayment($payment, $paymentMethod)
{
$isBank = $this->isGatewayType(GATEWAY_TYPE_BANK_TRANSFER, $paymentMethod);
$isAlipay = $this->isGatewayType(GATEWAY_TYPE_ALIPAY, $paymentMethod);
$isSofort = $this->isGatewayType(GATEWAY_TYPE_SOFORT, $paymentMethod);
$isBitcoin = $this->isGatewayType(GATEWAY_TYPE_BITCOIN, $paymentMethod);
if ($isBank || $isAlipay || $isSofort || $isBitcoin) {
$payment->payment_status_id = $this->purchaseResponse['status'] == 'succeeded' ? PAYMENT_STATUS_COMPLETED : PAYMENT_STATUS_PENDING;
if ($isAlipay) {
$payment->payment_type_id = PAYMENT_TYPE_ALIPAY;
} elseif ($isSofort) {
$payment->payment_type_id = PAYMENT_TYPE_SOFORT;
} elseif ($isBitcoin) {
$payment->payment_type_id = PAYMENT_TYPE_BITCOIN;
}
}
return $payment;
}
public function removePaymentMethod($paymentMethod)
{
parent::removePaymentMethod($paymentMethod);
if (! $paymentMethod->relationLoaded('account_gateway_token')) {
$paymentMethod->load('account_gateway_token');
}
$response = $this->gateway()->deleteCard([
'customerReference' => $paymentMethod->account_gateway_token->token,
'cardReference' => $paymentMethod->source_reference,
])->send();
if ($response->isSuccessful()) {
return true;
} else {
throw new Exception($response->getMessage());
}
}
private function getPlaidToken($publicToken, $accountId)
{
$clientId = $this->accountGateway->getPlaidClientId();
$secret = $this->accountGateway->getPlaidSecret();
if (! $clientId) {
throw new Exception('plaid client id not set'); // TODO use text strings
}
if (! $secret) {
throw new Exception('plaid secret not set');
}
try {
$subdomain = $this->accountGateway->getPlaidEnvironment() == 'production' ? 'api' : 'tartan';
$response = (new \GuzzleHttp\Client(['base_uri' => "https://{$subdomain}.plaid.com"]))->request(
'POST',
'exchange_token',
[
'allow_redirects' => false,
'headers' => ['content-type' => 'application/x-www-form-urlencoded'],
'body' => http_build_query([
'client_id' => $clientId,
'secret' => $secret,
'public_token' => $publicToken,
'account_id' => $accountId,
]),
]
);
return json_decode($response->getBody(), true);
} catch (\GuzzleHttp\Exception\BadResponseException $e) {
$response = $e->getResponse();
$body = json_decode($response->getBody(), true);
if ($body && ! empty($body['message'])) {
throw new Exception($body['message']);
} else {
throw new Exception($e->getMessage());
}
}
}
public function verifyBankAccount($client, $publicId, $amount1, $amount2)
{
$customer = $this->customer($client->id);
$paymentMethod = PaymentMethod::clientId($client->id)
->wherePublicId($publicId)
->firstOrFail();
// Omnipay doesn't support verifying payment methods
// Also, it doesn't want to urlencode without putting numbers inside the brackets
$result = $this->makeStripeCall(
'POST',
'customers/' . $customer->token . '/sources/' . $paymentMethod->source_reference . '/verify',
'amounts[]=' . intval($amount1) . '&amounts[]=' . intval($amount2)
);
if (is_string($result) && $result != 'This bank account has already been verified.') {
return $result;
}
$paymentMethod->status = PAYMENT_METHOD_STATUS_VERIFIED;
$paymentMethod->save();
if (! $customer->default_payment_method_id) {
$customer->default_payment_method_id = $paymentMethod->id;
$customer->save();
}
return true;
}
public function createSource()
{
$amount = intval($this->invoice()->getRequestedAmount() * 100);
$invoiceNumber = $this->invoice()->invoice_number;
$currency = $this->client()->getCurrencyCode();
$email = $this->contact()->email;
$gatewayType = GatewayType::getAliasFromId($this->gatewayType);
$redirect = url("/complete_source/{$this->invitation->invitation_key}/{$gatewayType}");
$country = $this->client()->country ? $this->client()->country->iso_3166_2 : ($this->account()->country ? $this->account()->country->iso_3166_2 : '');
$extra = '';
if ($this->gatewayType == GATEWAY_TYPE_ALIPAY) {
if (! $this->accountGateway->getAlipayEnabled()) {
throw new Exception('Alipay is not enabled');
}
$type = 'alipay';
} elseif ($this->gatewayType == GATEWAY_TYPE_BITCOIN) {
if (! $this->accountGateway->getBitcoinEnabled()) {
throw new Exception('Bitcoin is not enabled');
}
$type = 'bitcoin';
$extra = "&owner[email]={$email}";
} else {
if (! $this->accountGateway->getSofortEnabled()) {
throw new Exception('Sofort is not enabled');
}
$type = 'sofort';
$extra = "&sofort[country]={$country}&statement_descriptor={$invoiceNumber}";
}
$data = "type={$type}&amount={$amount}&currency={$currency}&redirect[return_url]={$redirect}{$extra}";
$response = $this->makeStripeCall('POST', 'sources', $data);
if (is_array($response) && isset($response['id'])) {
$this->invitation->transaction_reference = $response['id'];
$this->invitation->save();
if ($this->gatewayType == GATEWAY_TYPE_BITCOIN) {
return view('payments/stripe/bitcoin', [
'client' => $this->client(),
'account' => $this->account(),
'invitation' => $this->invitation,
'invoiceNumber' => $invoiceNumber,
'amount' => $this->invoice()->getRequestedAmount(),
'source' => $response,
]);
} else {
return redirect($response['redirect']['url']);
}
} else {
throw new Exception($response);
}
}
public function makeStripeCall($method, $url, $body = null)
{
$apiKey = $this->accountGateway->getConfig()->apiKey;
if (! $apiKey) {
return 'No API key set';
}
try {
$options = [
'headers' => ['content-type' => 'application/x-www-form-urlencoded'],
'auth' => [$apiKey, ''],
];
if ($body) {
$options['body'] = $body;
}
$response = (new \GuzzleHttp\Client(['base_uri' => 'https://api.stripe.com/v1/']))->request(
$method,
$url,
$options
);
return json_decode($response->getBody(), true);
} catch (\GuzzleHttp\Exception\BadResponseException $e) {
$response = $e->getResponse();
$body = json_decode($response->getBody(), true);
if ($body && $body['error'] && $body['error']['type'] == 'invalid_request_error') {
return $body['error']['message'];
}
return $e->getMessage();
}
}
public function handleWebHook($input)
{
$eventId = array_get($input, 'id');
$eventType = array_get($input, 'type');
$accountGateway = $this->accountGateway;
$accountId = $accountGateway->account_id;
if (! $eventId) {
throw new Exception('Missing event id');
}
if (! $eventType) {
throw new Exception('Missing event type');
}
$supportedEvents = [
'charge.failed',
'charge.succeeded',
'charge.refunded',
'customer.source.updated',
'customer.source.deleted',
'customer.bank_account.deleted',
'source.chargeable',
];
if (! in_array($eventType, $supportedEvents)) {
return ['message' => 'Ignoring event'];
}
// Fetch the event directly from Stripe for security
$eventDetails = $this->makeStripeCall('GET', 'events/'.$eventId);
if (is_string($eventDetails) || ! $eventDetails) {
return false;
}
if ($eventType != $eventDetails['type']) {
return false;
}
if (! $eventDetails['pending_webhooks']) {
return false;
}
$source = $eventDetails['data']['object'];
$sourceRef = $source['id'];
if ($eventType == 'charge.failed' || $eventType == 'charge.succeeded' || $eventType == 'charge.refunded') {
$payment = Payment::scope(false, $accountId)->where('transaction_reference', '=', $sourceRef)->first();
if (! $payment) {
return false;
}
if ($payment->is_deleted || $payment->invoice->is_deleted) {
return false;
}
if ($eventType == 'charge.failed') {
if (! $payment->isFailed()) {
$payment->markFailed($source['failure_message']);
$userMailer = app('App\Ninja\Mailers\UserMailer');
$userMailer->sendNotification($payment->user, $payment->invoice, 'payment_failed', $payment);
}
} elseif ($eventType == 'charge.succeeded') {
$payment->markComplete();
} elseif ($eventType == 'charge.refunded') {
$payment->recordRefund($source['amount_refunded'] / 100 - $payment->refunded);
}
} elseif ($eventType == 'customer.source.updated' || $eventType == 'customer.source.deleted' || $eventType == 'customer.bank_account.deleted') {
$paymentMethod = PaymentMethod::scope(false, $accountId)->where('source_reference', '=', $sourceRef)->first();
if (! $paymentMethod) {
return false;
}
if ($eventType == 'customer.source.deleted' || $eventType == 'customer.bank_account.deleted') {
$paymentMethod->delete();
} elseif ($eventType == 'customer.source.updated') {
//$this->paymentService->convertPaymentMethodFromStripe($source, null, $paymentMethod)->save();
}
} elseif ($eventType == 'source.chargeable') {
$this->invitation = Invitation::scope(false, $accountId)->where('transaction_reference', '=', $sourceRef)->first();
if (! $this->invitation) {
return false;
}
$data = sprintf('amount=%d&currency=%s&source=%s', $source['amount'], $source['currency'], $source['id']);
$this->purchaseResponse = $response = $this->makeStripeCall('POST', 'charges', $data);
$this->gatewayType = GatewayType::getIdFromAlias($source['type']);
if (is_array($response) && isset($response['id'])) {
$this->createPayment($response['id']);
}
}
return 'Processed successfully';
}
}