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PhortuneStripePaymentProvider.php
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PhortuneStripePaymentProvider.php
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			<?php

			final class PhortuneStripePaymentProvider extends PhortunePaymentProvider {

			const STRIPE_PUBLISHABLE_KEY = 'stripe.publishable-key';
			const STRIPE_SECRET_KEY = 'stripe.secret-key';

			public function isAcceptingLivePayments() {
			return preg_match('/_live_/', $this->getPublishableKey());
			}

			public function getName() {
			return pht('Stripe');
			}

			public function getConfigureName() {
			return pht('Add Stripe Payments Account');
			}

			public function getConfigureDescription() {
			return pht(
			'Allows you to accept credit or debit card payments with a '.
			'stripe.com account.');
			}

			public function getConfigureProvidesDescription() {
			return pht(
			'This merchant accepts credit and debit cards via Stripe.');
			}

			public function getPaymentMethodDescription() {
			return pht('Add Credit or Debit Card (US and Canada)');
			}

			public function getPaymentMethodIcon() {
			return 'Stripe';
			}

			public function getPaymentMethodProviderDescription() {
			return pht('Processed by Stripe');
			}

			public function getDefaultPaymentMethodDisplayName(
			PhortunePaymentMethod $method) {
			return pht('Credit/Debit Card');
			}

			public function getAllConfigurableProperties() {
			return array(
			self::STRIPE_PUBLISHABLE_KEY,
			self::STRIPE_SECRET_KEY,
			);
			}

			public function getAllConfigurableSecretProperties() {
			return array(
			self::STRIPE_SECRET_KEY,
			);
			}

			public function processEditForm(
			AphrontRequest $request,
			array $values) {

			$errors = array();
			$issues = array();

			if (!strlen($values[self::STRIPE_SECRET_KEY])) {
			$errors[] = pht('Stripe Secret Key is required.');
			$issues[self::STRIPE_SECRET_KEY] = pht('Required');
			}

			if (!strlen($values[self::STRIPE_PUBLISHABLE_KEY])) {
			$errors[] = pht('Stripe Publishable Key is required.');
			$issues[self::STRIPE_PUBLISHABLE_KEY] = pht('Required');
			}

			return array($errors, $issues, $values);
			}

			public function extendEditForm(
			AphrontRequest $request,
			AphrontFormView $form,
			array $values,
			array $issues) {

			$form
			->appendChild(
			id(new AphrontFormTextControl())
			->setName(self::STRIPE_SECRET_KEY)
			->setValue($values[self::STRIPE_SECRET_KEY])
			->setError(idx($issues, self::STRIPE_SECRET_KEY, true))
			->setLabel(pht('Stripe Secret Key')))
			->appendChild(
			id(new AphrontFormTextControl())
			->setName(self::STRIPE_PUBLISHABLE_KEY)
			->setValue($values[self::STRIPE_PUBLISHABLE_KEY])
			->setError(idx($issues, self::STRIPE_PUBLISHABLE_KEY, true))
			->setLabel(pht('Stripe Publishable Key')));
			}

			public function getConfigureInstructions() {
			return pht(
			"To configure Stripe, register or log in to an existing account on ".
			"[[https://stripe.com \| stripe.com]]. Once logged in:\n\n".
			" - Go to {nav icon=user, name=Your Account > Account Settings ".
			"> API Keys}\n".
			" - Copy the Secret Key and Publishable Key into the fields ".
			"above.\n\n".
			"You can either use the test keys to add this provider in test mode, ".
			"or the live keys to accept live payments.");
			}

			public function canRunConfigurationTest() {
			return true;
			}

			public function runConfigurationTest() {
			$root = dirname(phutil_get_library_root('phabricator'));
			require_once $root.'/externals/stripe-php/lib/Stripe.php';

			$secret_key = $this->getSecretKey();
			$account = Stripe_Account::retrieve($secret_key);
			}

			/**
			* @phutil-external-symbol class Stripe_Charge
			* @phutil-external-symbol class Stripe_CardError
			* @phutil-external-symbol class Stripe_Account
			*/
			protected function executeCharge(
			PhortunePaymentMethod $method,
			PhortuneCharge $charge) {

			$root = dirname(phutil_get_library_root('phabricator'));
			require_once $root.'/externals/stripe-php/lib/Stripe.php';

			$price = $charge->getAmountAsCurrency();

			$secret_key = $this->getSecretKey();
			$params = array(
			'amount' => $price->getValueInUSDCents(),
			'currency' => $price->getCurrency(),
			'customer' => $method->getMetadataValue('stripe.customerID'),
			'description' => $charge->getPHID(),
			'capture' => true,
			);

			$stripe_charge = Stripe_Charge::create($params, $secret_key);

			$id = $stripe_charge->id;
			if (!$id) {
			throw new Exception('Stripe charge call did not return an ID!');
			}

			$charge->setMetadataValue('stripe.chargeID', $id);
			$charge->save();
			}

			protected function executeRefund(
			PhortuneCharge $charge,
			PhortuneCharge $refund) {

			$charge_id = $charge->getMetadataValue('stripe.chargeID');
			if (!$charge_id) {
			throw new Exception(
			pht('Unable to refund charge; no Stripe chargeID!'));
			}

			$root = dirname(phutil_get_library_root('phabricator'));
			require_once $root.'/externals/stripe-php/lib/Stripe.php';

			$refund_cents = $refund
			->getAmountAsCurrency()
			->negate()
			->getValueInUSDCents();

			$secret_key = $this->getSecretKey();
			$params = array(
			'amount' => $refund_cents,
			);

			$stripe_charge = Stripe_Charge::retrieve($charge_id, $secret_key);
			$stripe_refund = $stripe_charge->refunds->create($params);

			$id = $stripe_refund->id;
			if (!$id) {
			throw new Exception(pht('Stripe refund call did not return an ID!'));
			}

			$charge->setMetadataValue('stripe.refundID', $id);
			$charge->save();
			}

			private function getPublishableKey() {
			return $this
			->getProviderConfig()
			->getMetadataValue(self::STRIPE_PUBLISHABLE_KEY);
			}

			private function getSecretKey() {
			return $this
			->getProviderConfig()
			->getMetadataValue(self::STRIPE_SECRET_KEY);
			}


			/* -( Adding Payment Methods )--------------------------------------------- */


			public function canCreatePaymentMethods() {
			return true;
			}


			/**
			* @phutil-external-symbol class Stripe_Token
			* @phutil-external-symbol class Stripe_Customer
			*/
			public function createPaymentMethodFromRequest(
			AphrontRequest $request,
			PhortunePaymentMethod $method,
			array $token) {

			$errors = array();

			$root = dirname(phutil_get_library_root('phabricator'));
			require_once $root.'/externals/stripe-php/lib/Stripe.php';

			$secret_key = $this->getSecretKey();
			$stripe_token = $token['stripeCardToken'];

			// First, make sure the token is valid.
			$info = id(new Stripe_Token())->retrieve($stripe_token, $secret_key);

			$account_phid = $method->getAccountPHID();
			$author_phid = $method->getAuthorPHID();

			$params = array(
			'card' => $stripe_token,
			'description' => $account_phid.':'.$author_phid,
			);

			// Then, we need to create a Customer in order to be able to charge
			// the card more than once. We create one Customer for each card;
			// they do not map to PhortuneAccounts because we allow an account to
			// have more than one active card.
			$customer = Stripe_Customer::create($params, $secret_key);

			$card = $info->card;

			$method
			->setBrand($card->brand)
			->setLastFourDigits($card->last4)
			->setExpires($card->exp_year, $card->exp_month)
			->setMetadata(
			array(
			'type' => 'stripe.customer',
			'stripe.customerID' => $customer->id,
			'stripe.cardToken' => $stripe_token,
			));

			return $errors;
			}

			public function renderCreatePaymentMethodForm(
			AphrontRequest $request,
			array $errors) {

			$ccform = id(new PhortuneCreditCardForm())
			->setUser($request->getUser())
			->setErrors($errors)
			->addScript('https://js.stripe.com/v2/');

			Javelin::initBehavior(
			'stripe-payment-form',
			array(
			'stripePublishableKey' => $this->getPublishableKey(),
			'formID' => $ccform->getFormID(),
			));

			return $ccform->buildForm();
			}

			private function getStripeShortErrorCode($error_code) {
			$prefix = 'cc:stripe:';
			if (strncmp($error_code, $prefix, strlen($prefix))) {
			return null;
			}
			return substr($error_code, strlen($prefix));
			}

			public function validateCreatePaymentMethodToken(array $token) {
			return isset($token['stripeCardToken']);
			}

			public function translateCreatePaymentMethodErrorCode($error_code) {
			$short_code = $this->getStripeShortErrorCode($error_code);

			if ($short_code) {
			static $map = array(
			'error:invalid_number' => PhortuneErrCode::ERR_CC_INVALID_NUMBER,
			'error:invalid_cvc' => PhortuneErrCode::ERR_CC_INVALID_CVC,
			'error:invalid_expiry_month' => PhortuneErrCode::ERR_CC_INVALID_EXPIRY,
			'error:invalid_expiry_year' => PhortuneErrCode::ERR_CC_INVALID_EXPIRY,
			);

			if (isset($map[$short_code])) {
			return $map[$short_code];
			}
			}

			return $error_code;
			}

			/**
			* See https://stripe.com/docs/api#errors for more information on possible
			* errors.
			*/
			public function getCreatePaymentMethodErrorMessage($error_code) {
			$short_code = $this->getStripeShortErrorCode($error_code);
			if (!$short_code) {
			return null;
			}

			switch ($short_code) {
			case 'error:incorrect_number':
			$error_key = 'number';
			$message = pht('Invalid or incorrect credit card number.');
			break;
			case 'error:incorrect_cvc':
			$error_key = 'cvc';
			$message = pht('Card CVC is invalid or incorrect.');
			break;
			$error_key = 'exp';
			$message = pht('Card expiration date is invalid or incorrect.');
			break;
			case 'error:invalid_expiry_month':
			case 'error:invalid_expiry_year':
			case 'error:invalid_cvc':
			case 'error:invalid_number':
			// NOTE: These should be translated into Phortune error codes earlier,
			// so we don't expect to receive them here. They are listed for clarity
			// and completeness. If we encounter one, we treat it as an unknown
			// error.
			break;
			case 'error:invalid_amount':
			case 'error:missing':
			case 'error:card_declined':
			case 'error:expired_card':
			case 'error:duplicate_transaction':
			case 'error:processing_error':
			default:
			// NOTE: These errors currently don't recevive a detailed message.
			// NOTE: We can also end up here with "http:nnn" messages.

			// TODO: At least some of these should have a better message, or be
			// translated into common errors above.
			break;
			}

			return null;
			}

			}

phab/src/applications/phortune/provider/PhortuneStripePaymentProvider.phpad991b019709production

PhortuneStripePaymentProvider.phpView Options

phab/src/applications/phortune/provider/PhortuneStripePaymentProvider.php
ad991b019709production

PhortuneStripePaymentProvider.php
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