/**
* Print Errors
*
* Prints all stored errors. For use during checkout.
* If errors exist, they are returned.
*
* @access private
* @since 1.0
* @return void
*/
function edd_print_errors()
{
$errors = edd_get_errors();
if ($errors) {
echo '<div class="edd_errors">';
// Loop error codes and display errors
foreach ($errors as $error_id => $error) {
echo '<p class="edd_error" id="edd_error_' . $error_id . '"><strong>' . __('Error', 'edd') . '</strong>: ' . $error . '</p>';
}
echo '</div>';
edd_clear_errors();
}
}
/**
* Print Errors
*
* Prints all stored errors. For use during checkout.
* If errors exist, they are returned.
*
* @since 1.0
* @uses edd_get_errors()
* @uses edd_clear_errors()
* @return void
*/
function edd_print_errors()
{
$errors = edd_get_errors();
if ($errors) {
$classes = apply_filters('edd_error_class', array('edd_errors', 'edd-alert', 'edd-alert-error'));
echo '<div class="' . implode(' ', $classes) . '">';
// Loop error codes and display errors
foreach ($errors as $error_id => $error) {
echo '<p class="edd_error" id="edd_error_' . $error_id . '"><strong>' . __('Error', 'edd') . '</strong>: ' . $error . '</p>';
}
echo '</div>';
edd_clear_errors();
}
}
/**
* Removes a Download from the Cart
*
* @since 1.0
* @param int $cart_key the cart key to remove. This key is the numerical index of the item contained within the cart array.
* @return array Updated cart items
*/
function edd_remove_from_cart($cart_key)
{
$cart = edd_get_cart_contents();
do_action('edd_pre_remove_from_cart', $cart_key);
if (!is_array($cart)) {
return true;
// Empty cart
} else {
$item_id = isset($cart[$cart_key]['id']) ? $cart[$cart_key]['id'] : null;
unset($cart[$cart_key]);
}
EDD()->session->set('edd_cart', $cart);
do_action('edd_post_remove_from_cart', $cart_key, $item_id);
// Clear all the checkout errors, if any
edd_clear_errors();
return $cart;
// The updated cart items
}
/**
* Remove From Cart
*
* Removes a download from the shopping cart.
* Uses edd_get_cart_contents().
*
* @access public
* @since 1.0
* @param $cart_key INT the cart key to remove
* @return array - of updated cart items
*/
function edd_remove_from_cart($cart_key)
{
$cart = edd_get_cart_contents();
do_action('edd_pre_remove_from_cart', $cart_key);
if (!is_array($cart)) {
return true;
// empty cart
} else {
unset($cart[$cart_key]);
}
$_SESSION['edd_cart'] = $cart;
do_action('edd_post_remove_from_cart', $cart_key);
// clear all the checkout errors, if any
edd_clear_errors();
return $cart;
// the updated cart items
}
/**
* Process stripe checkout submission
*
* @access public
* @since 1.0
* @return void
*/
function edds_process_stripe_payment($purchase_data)
{
global $edd_options;
if (!class_exists('Stripe')) {
require_once EDDS_PLUGIN_DIR . '/Stripe/Stripe.php';
}
if (edd_is_test_mode()) {
$secret_key = trim($edd_options['test_secret_key']);
} else {
$secret_key = trim($edd_options['live_secret_key']);
}
$purchase_summary = edd_get_purchase_summary($purchase_data, false);
// make sure we don't have any left over errors present
edd_clear_errors();
if (!isset($_POST['edd_stripe_token'])) {
// check for fallback mode
if (isset($edd_options['stripe_js_fallback'])) {
if (!isset($_POST['card_name']) || strlen(trim($_POST['card_name'])) == 0) {
edd_set_error('no_card_name', __('Please enter a name for the credit card.', 'edds'));
}
if (!isset($_POST['card_number']) || strlen(trim($_POST['card_number'])) == 0) {
edd_set_error('no_card_number', __('Please enter a credit card number.', 'edds'));
}
if (!isset($_POST['card_cvc']) || strlen(trim($_POST['card_cvc'])) == 0) {
edd_set_error('no_card_cvc', __('Please enter a CVC/CVV for the credit card.', 'edds'));
}
if (!isset($_POST['card_exp_month']) || strlen(trim($_POST['card_exp_month'])) == 0) {
edd_set_error('no_card_exp_month', __('Please enter a expiration month.', 'edds'));
}
if (!isset($_POST['card_exp_year']) || strlen(trim($_POST['card_exp_year'])) == 0) {
edd_set_error('no_card_exp_year', __('Please enter a expiration year.', 'edds'));
}
$card_data = array('number' => $purchase_data['card_info']['card_number'], 'name' => $purchase_data['card_info']['card_name'], 'exp_month' => $purchase_data['card_info']['card_exp_month'], 'exp_year' => $purchase_data['card_info']['card_exp_year'], 'cvc' => $purchase_data['card_info']['card_cvc'], 'address_line1' => $purchase_data['card_info']['card_address'], 'address_line2' => $purchase_data['card_info']['card_address_2'], 'address_city' => $purchase_data['card_info']['card_city'], 'address_zip' => $purchase_data['card_info']['card_zip'], 'address_state' => $purchase_data['card_info']['card_state'], 'address_country' => $purchase_data['card_info']['card_country']);
} else {
// no Stripe token
edd_set_error('no_token', __('Missing Stripe token. Please contact support.', 'edds'));
edd_record_gateway_error(__('Missing Stripe Token', 'edds'), __('A Stripe token failed to be generated. Please check Stripe logs for more information', ' edds'));
}
} else {
$card_data = $_POST['edd_stripe_token'];
}
$errors = edd_get_errors();
if (!$errors) {
try {
Stripe::setApiKey($secret_key);
// setup the payment details
$payment_data = array('price' => $purchase_data['price'], 'date' => $purchase_data['date'], 'user_email' => $purchase_data['user_email'], 'purchase_key' => $purchase_data['purchase_key'], 'currency' => edd_get_currency(), 'downloads' => $purchase_data['downloads'], 'cart_details' => $purchase_data['cart_details'], 'user_info' => $purchase_data['user_info'], 'status' => 'pending', 'gateway' => 'stripe');
$customer_exists = false;
if (is_user_logged_in()) {
$user = get_user_by('email', $purchase_data['user_email']);
if ($user) {
$customer_id = get_user_meta($user->ID, edd_stripe_get_customer_key(), true);
if ($customer_id) {
$customer_exists = true;
try {
// Update the customer to ensure their card data is up to date
$cu = Stripe_Customer::retrieve($customer_id);
if (isset($cu->deleted) && $cu->deleted) {
// This customer was deleted
$customer_exists = false;
} else {
$cu->card = $card_data;
$cu->save();
}
// No customer found
} catch (Exception $e) {
$customer_exists = false;
}
}
}
}
if (!$customer_exists) {
// Create a customer first so we can retrieve them later for future payments
$customer = Stripe_Customer::create(array('description' => $purchase_data['user_email'], 'email' => $purchase_data['user_email'], 'card' => $card_data));
$customer_id = is_array($customer) ? $customer['id'] : $customer->id;
if (is_user_logged_in()) {
update_user_meta($user->ID, edd_stripe_get_customer_key(), $customer_id);
}
}
if (edds_is_recurring_purchase($purchase_data) && (!empty($customer) || $customer_exists)) {
// Process a recurring subscription purchase
$cu = Stripe_Customer::retrieve($customer_id);
/**********************************************************
* Taxes, fees, and discounts have to be handled differently
* with recurring subscriptions, so each is added as an
* invoice item and then charged as one time items
**********************************************************/
$invoice_items = array();
$needs_invoiced = false;
if ($purchase_data['tax'] > 0 && !edd_prices_include_tax()) {
if (edds_is_zero_decimal_currency()) {
$tax = $purchase_data['tax'];
} else {
$tax = $purchase_data['tax'] * 100;
}
$invoice = Stripe_InvoiceItem::create(array('customer' => $customer_id, 'amount' => $tax, 'currency' => edd_get_currency(), 'description' => sprintf(__('Sales tax for order %s', 'edds'), $purchase_data['purchase_key'])));
if (!empty($invoice->id)) {
$invoice_items[] = $invoice->id;
}
$needs_invoiced = true;
}
if (!empty($purchase_data['fees'])) {
foreach ($purchase_data['fees'] as $fee) {
if (edds_is_zero_decimal_currency()) {
$fee_amount = $fee['amount'];
} else {
$fee_amount = $fee['amount'] * 100;
}
$invoice = Stripe_InvoiceItem::create(array('customer' => $customer_id, 'amount' => $fee_amount, 'currency' => edd_get_currency(), 'description' => $fee['label']));
if (!empty($invoice->id)) {
$invoice_items[] = $invoice->id;
}
}
$needs_invoiced = true;
}
if ($purchase_data['discount'] > 0) {
if (edds_is_zero_decimal_currency()) {
$discount_amount = $purchase_data['discount'];
} else {
$discount_amount = $purchase_data['discount'] * 100;
}
$invoice = Stripe_InvoiceItem::create(array('customer' => $customer_id, 'amount' => $discount_amount * -1, 'currency' => edd_get_currency(), 'description' => $purchase_data['user_info']['discount']));
if (!empty($invoice->id)) {
$invoice_items[] = $invoice->id;
}
$needs_invoiced = true;
}
try {
$plan_id = edds_get_plan_id($purchase_data);
// record the pending payment
$payment = edd_insert_payment($payment_data);
set_transient('_edd_recurring_payment_' . $payment, '1', DAY_IN_SECONDS);
// Store the parent payment ID in the user meta
EDD_Recurring_Customer::set_customer_payment_id($user->ID, $payment);
// Update the customer's subscription in Stripe
$customer_response = $cu->updateSubscription(array('plan' => $plan_id));
// Set user as subscriber
EDD_Recurring_Customer::set_as_subscriber($user->ID);
// store the customer recurring ID
EDD_Recurring_Customer::set_customer_id($user->ID, $customer_id);
// Set the customer status
EDD_Recurring_Customer::set_customer_status($user->ID, 'active');
// Calculate the customer's new expiration date
$new_expiration = EDD_Recurring_Customer::calc_user_expiration($user->ID, $payment);
// Set the customer's new expiration date
EDD_Recurring_Customer::set_customer_expiration($user->ID, $new_expiration);
} catch (Stripe_CardError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
if (isset($err['message'])) {
edd_set_error('payment_error', $err['message']);
} else {
edd_set_error('payment_error', __('There was an error processing your payment, please ensure you have entered your card number correctly.', 'edds'));
}
edd_record_gateway_error(__('Stripe Error', 'edds'), sprintf(__('There was an error while processing a Stripe payment. Payment data: %s', ' edds'), json_encode($err)), 0);
} catch (Stripe_ApiConnectionError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
edd_set_error('payment_error', __('There was an error processing your payment (Stripe\'s API is down), please try again', 'edds'));
edd_record_gateway_error(__('Stripe Error', 'edds'), sprintf(__('There was an error processing your payment (Stripe\'s API was down). Error: %s', 'edds'), json_encode($err['message'])), 0);
} catch (Stripe_InvalidRequestError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
// Bad Request of some sort. Maybe Christoff was here ;)
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('request_error', sprintf(__('The Stripe API request was invalid, please try again. Error: %s', 'edds'), json_encode($err['message'])));
}
} catch (Stripe_ApiError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('request_error', __('The Stripe API request was invalid, please try again', 'edds'));
}
edd_record_gateway_error(__('Stripe Error', 'edds'), sprintf(__('There was an error with Stripe\'s API: ', 'edds'), json_encode($err['message'])), 0);
} catch (Stripe_AuthenticationError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
// Authentication error. Stripe keys in settings are bad.
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('api_error', __('The API keys entered in settings are incorrect', 'edds'));
}
} catch (Stripe_Error $e) {
$body = $e->getJsonBody();
$err = $body['error'];
// generic stripe error
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('api_error', __('Something went wrong.', 'edds'));
}
} catch (Exception $e) {
// some sort of other error
$body = $e->getJsonBody();
$err = $body['error'];
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('api_error', __('Something went wrong.', 'edds'));
}
}
if (!empty($err)) {
// Delete any invoice items we created for fees, taxes, and other
foreach ($invoice_items as $invoice) {
$ii = Stripe_InvoiceItem::retrieve($invoice);
$ii->delete();
}
edd_send_back_to_checkout('?payment-mode=stripe');
}
} elseif (!empty($customer) || $customer_exists) {
// Process a normal one-time charge purchase
if (!isset($edd_options['stripe_preapprove_only'])) {
if (edds_is_zero_decimal_currency()) {
$amount = $purchase_data['price'];
} else {
$amount = $purchase_data['price'] * 100;
}
$charge = Stripe_Charge::create(array("amount" => $amount, "currency" => edd_get_currency(), "customer" => $customer_id, "description" => html_entity_decode($purchase_summary, ENT_COMPAT, 'UTF-8'), 'statement_description' => substr($purchase_summary, 0, 15), 'metadata' => array('email' => $purchase_data['user_info']['email'])));
}
// record the pending payment
$payment = edd_insert_payment($payment_data);
} else {
edd_record_gateway_error(__('Customer Creation Failed', 'edds'), sprintf(__('Customer creation failed while processing a payment. Payment Data: %s', ' edds'), json_encode($payment_data)), $payment);
}
if ($payment && (!empty($customer_id) || !empty($charge))) {
if (!empty($needs_invoiced)) {
try {
// Create the invoice containing taxes / discounts / fees
$invoice = Stripe_Invoice::create(array('customer' => $customer_id));
$invoice = $invoice->pay();
} catch (Exception $e) {
// If there is nothing to pay, it just means the invoice item was taken care of with the subscription payment
}
}
if (isset($edd_options['stripe_preapprove_only'])) {
edd_update_payment_status($payment, 'preapproval');
add_post_meta($payment, '_edds_stripe_customer_id', $customer_id);
} else {
edd_update_payment_status($payment, 'publish');
}
// You should be using Stripe's API here to retrieve the invoice then confirming it's been paid
if (!empty($charge)) {
edd_insert_payment_note($payment, 'Stripe Charge ID: ' . $charge->id);
if (function_exists('edd_set_payment_transaction_id')) {
edd_set_payment_transaction_id($payment, $charge->id);
}
} elseif (!empty($customer_id)) {
edd_insert_payment_note($payment, 'Stripe Customer ID: ' . $customer_id);
}
edd_empty_cart();
edd_send_to_success_page();
} else {
edd_set_error('payment_not_recorded', __('Your payment could not be recorded, please contact the site administrator.', 'edds'));
// if errors are present, send the user back to the purchase page so they can be corrected
edd_send_back_to_checkout('?payment-mode=stripe');
}
} catch (Stripe_CardError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
if (isset($err['message'])) {
edd_set_error('payment_error', $err['message']);
} else {
edd_set_error('payment_error', __('There was an error processing your payment, please ensure you have entered your card number correctly.', 'edds'));
}
edd_record_gateway_error(__('Stripe Error', 'edds'), sprintf(__('There was an error while processing a Stripe payment. Payment data: %s', ' edds'), json_encode($err)), 0);
edd_send_back_to_checkout('?payment-mode=stripe');
} catch (Stripe_ApiConnectionError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
edd_set_error('payment_error', __('There was an error processing your payment (Stripe\'s API is down), please try again', 'edds'));
edd_record_gateway_error(__('Stripe Error', 'edds'), sprintf(__('There was an error processing your payment (Stripe\'s API was down). Error: %s', 'edds'), json_encode($err['message'])), 0);
edd_send_back_to_checkout('?payment-mode=stripe');
} catch (Stripe_InvalidRequestError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
// Bad Request of some sort. Maybe Christoff was here ;)
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('request_error', __('The Stripe API request was invalid, please try again', 'edds'));
}
edd_send_back_to_checkout('?payment-mode=stripe');
} catch (Stripe_ApiError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('request_error', __('The Stripe API request was invalid, please try again', 'edds'));
}
edd_set_error('request_error', sprintf(__('The Stripe API request was invalid, please try again. Error: %s', 'edds'), json_encode($err['message'])));
edd_send_back_to_checkout('?payment-mode=stripe');
} catch (Stripe_AuthenticationError $e) {
$body = $e->getJsonBody();
$err = $body['error'];
// Authentication error. Stripe keys in settings are bad.
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('api_error', __('The API keys entered in settings are incorrect', 'edds'));
}
edd_send_back_to_checkout('?payment-mode=stripe');
} catch (Stripe_Error $e) {
$body = $e->getJsonBody();
$err = $body['error'];
// generic stripe error
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('api_error', __('Something went wrong.', 'edds'));
}
edd_send_back_to_checkout('?payment-mode=stripe');
} catch (Exception $e) {
// some sort of other error
$body = $e->getJsonBody();
$err = $body['error'];
if (isset($err['message'])) {
edd_set_error('request_error', $err['message']);
} else {
edd_set_error('api_error', __('Something went wrong.', 'edds'));
}
edd_send_back_to_checkout('?payment-mode=stripe');
}
} else {
edd_send_back_to_checkout('?payment-mode=stripe');
}
}
function edd_downloads_print_errors_clear()
{
edd_downloads_print_errors();
edd_clear_errors();
}