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<?php
/**
* PayPal Standard Gateway
*
* @package Give
* @since 1.0
* @copyright Copyright (c) 2016, GiveWP
* @license https://opensource.org/licenses/gpl-license GNU Public License
* @subpackage Gateways
*/
use Give\PaymentGateways\Gateways\PayPalStandard\PayPalStandard;
if ( ! defined('ABSPATH')) {
exit;
}
/**
* Listens for a PayPal IPN requests and then sends to the processing function.
*
* @since 1.0
* @return void
*/
function give_listen_for_paypal_ipn()
{
// Regular PayPal IPN.
if (isset($_GET['give-listener']) && 'IPN' === $_GET['give-listener']) {
/**
* Fires while verifying PayPal IPN
*
* @deprecated
* @since 1.0
*/
do_action('give_verify_paypal_ipn');
give(PayPalStandard::class)->handleIpnNotification();
}
}
add_action('init', 'give_listen_for_paypal_ipn');
/**
* Process PayPal IPN Refunds
*
* @since 1.0
* @deprecated
*
* @param int $payment_id The payment ID.
*
* @param array $data IPN Data
*
* @return void
*/
function give_process_paypal_refund($data, $payment_id = 0)
{
// Collect payment details.
if (empty($payment_id)) {
return;
}
// Only refund payments once.
if ('refunded' === get_post_status($payment_id)) {
return;
}
$payment_amount = give_donation_amount($payment_id);
$refund_amount = $data['payment_gross'] * -1;
if (number_format((float)$refund_amount, 2) < number_format((float)$payment_amount, 2)) {
give_insert_payment_note(
$payment_id,
sprintf( /* translators: %s: Paypal parent transaction ID */
__('Partial PayPal refund processed: %s', 'give'),
$data['parent_txn_id']
)
);
return; // This is a partial refund
}
give_insert_payment_note(
$payment_id,
sprintf( /* translators: 1: Paypal parent transaction ID 2. Paypal reason code */
__('PayPal Payment #%1$s Refunded for reason: %2$s', 'give'),
$data['parent_txn_id'],
$data['reason_code']
)
);
give_insert_payment_note(
$payment_id,
sprintf( /* translators: %s: Paypal transaction ID */
__('PayPal Refund Transaction ID: %s', 'give'),
$data['txn_id']
)
);
give_update_payment_status($payment_id, 'refunded');
}
/**
* Get PayPal Redirect
*
* @since 1.0
*
* @param bool $ssl_check Is SSL?
*
* @return string
*/
function give_get_paypal_redirect($ssl_check = false)
{
if (is_ssl() || ! $ssl_check) {
$protocol = 'https://';
} else {
$protocol = 'http://';
}
// Check the current payment mode
if (give_is_test_mode()) {
// Test mode
$paypal_uri = $protocol . 'www.sandbox.paypal.com/cgi-bin/webscr';
} else {
// Live mode
$paypal_uri = $protocol . 'www.paypal.com/cgi-bin/webscr';
}
return apply_filters('give_paypal_uri', $paypal_uri);
}
/**
* Set the Page Style for offsite PayPal page.
*
* @since 1.0
* @return string
*/
function give_get_paypal_page_style()
{
$page_style = trim(give_get_option('paypal_page_style', 'PayPal'));
return apply_filters('give_paypal_page_style', $page_style);
}
/**
* PayPal Success Page
*
* Shows "Donation Processing" message for PayPal payments that are still pending on site return
*
* @since 1.0
* @since 2.19.6 Get donation id from donor session.
*
* @param $content
*
* @return string
*/
function give_paypal_success_page_content($content)
{
$session = give_get_purchase_session();
$payment_id = give_get_donation_id_by_key($session['purchase_key']);
$payment = get_post($payment_id);
if ($payment && 'pending' === $payment->post_status) {
// Payment is still pending so show processing indicator to fix the race condition.
ob_start();
give_get_template_part('payment', 'processing');
$content = ob_get_clean();
}
return $content;
}
add_filter('give_payment_confirm_paypal', 'give_paypal_success_page_content');
/**
* Given a transaction ID, generate a link to the PayPal transaction ID details
*
* @since 1.0
*
* @param int $payment_id The payment ID for this transaction
*
* @param string $transaction_id The Transaction ID
*
* @return string A link to the PayPal transaction details
*/
function give_paypal_link_transaction_id($transaction_id, $payment_id)
{
$paypal_base_url = 'https://history.paypal.com/cgi-bin/webscr?cmd=_history-details-from-hub&id=';
$transaction_url = '<a href="' . esc_url(
$paypal_base_url . $transaction_id
) . '" target="_blank">' . $transaction_id . '</a>';
return apply_filters('give_paypal_link_payment_details_transaction_id', $transaction_url);
}
add_filter('give_payment_details_transaction_id-paypal', 'give_paypal_link_transaction_id', 10, 2);
/**
* Get pending donation note.
*
* @since 1.6.3
*
* @param $pending_reason
*
* @return string
*/
function give_paypal_get_pending_donation_note($pending_reason)
{
$note = '';
switch ($pending_reason) {
case 'echeck':
$note = __('Payment made via eCheck and will clear automatically in 5-8 days.', 'give');
break;
case 'address':
$note = __(
'Payment requires a confirmed donor address and must be accepted manually through PayPal.',
'give'
);
break;
case 'intl':
$note = __(
'Payment must be accepted manually through PayPal due to international account regulations.',
'give'
);
break;
case 'multi-currency':
$note = __('Payment received in non-shop currency and must be accepted manually through PayPal.', 'give');
break;
case 'paymentreview':
case 'regulatory_review':
$note = __(
'Payment is being reviewed by PayPal staff as high-risk or in possible violation of government regulations.',
'give'
);
break;
case 'unilateral':
$note = __('Payment was sent to non-confirmed or non-registered email address.', 'give');
break;
case 'upgrade':
$note = __('PayPal account must be upgraded before this payment can be accepted.', 'give');
break;
case 'verify':
$note = __('PayPal account is not verified. Verify account in order to accept this donation.', 'give');
break;
case 'other':
$note = __('Payment is pending for unknown reasons. Contact PayPal support for assistance.', 'give');
break;
} // End switch().
return apply_filters('give_paypal_get_pending_donation_note', $note);
}
/**
* Build paypal url
*
* @deprecated
*
* @param int $payment_id Payment ID
* @param array $payment_data Array of payment data.
*
* @return mixed|string
*/
function give_build_paypal_url($payment_id, $payment_data)
{
// Only send to PayPal if the pending payment is created successfully.
$listener_url = add_query_arg('give-listener', 'IPN', home_url('index.php'));
// Get the success url.
$return_url = add_query_arg(
[
'payment-confirmation' => 'paypal',
'payment-id' => $payment_id,
],
give_get_success_page_uri()
);
// Get the PayPal redirect uri.
$paypal_redirect = trailingslashit(give_get_paypal_redirect()) . '?';
// Item name.
$item_name = give_payment_gateway_item_title($payment_data);
// Setup PayPal API params.
$paypal_args = [
'business' => give_get_option('paypal_email', false),
'first_name' => $payment_data['user_info']['first_name'],
'last_name' => $payment_data['user_info']['last_name'],
'email' => $payment_data['user_email'],
'invoice' => $payment_data['purchase_key'],
'amount' => $payment_data['price'],
'item_name' => stripslashes($item_name),
'no_shipping' => '1',
'shipping' => '0',
'no_note' => '1',
'currency_code' => give_get_currency($payment_id, $payment_data),
'charset' => get_bloginfo('charset'),
'custom' => $payment_id,
'rm' => '2',
'return' => esc_url_raw( $return_url ),
'cancel_return' => give_get_failed_transaction_uri(),
'notify_url' => $listener_url,
'page_style' => give_get_paypal_page_style(),
'cbt' => get_bloginfo('name'),
'bn' => 'givewp_SP',
];
// Add user address if present.
if ( ! empty($payment_data['user_info']['address'])) {
$default_address = [
'line1' => '',
'line2' => '',
'city' => '',
'state' => '',
'zip' => '',
'country' => '',
];
$address = wp_parse_args($payment_data['user_info']['address'], $default_address);
$paypal_args['address1'] = $address['line1'];
$paypal_args['address2'] = $address['line2'];
$paypal_args['city'] = $address['city'];
$paypal_args['state'] = $address['state'];
$paypal_args['zip'] = $address['zip'];
$paypal_args['country'] = $address['country'];
}
// Donations or regular transactions?
$paypal_args['cmd'] = give_get_paypal_button_type();
/**
* Filter the paypal redirect args.
*
* @since 1.8
*
* @param array $payment_data Payment Data.
*
* @param array $paypal_args PayPal Arguments.
*/
$paypal_args = apply_filters('give_paypal_redirect_args', $paypal_args, $payment_data);
// Build query.
$paypal_redirect .= http_build_query($paypal_args);
// Fix for some sites that encode the entities.
$paypal_redirect = str_replace('&', '&', $paypal_redirect);
return $paypal_redirect;
}
/**
* Get paypal button type.
*
* @since 1.8
* @return string
*/
function give_get_paypal_button_type()
{
// paypal_button_type can be donation or standard.
$paypal_button_type = '_donations';
if ('standard' === give_get_option('paypal_button_type')) {
$paypal_button_type = '_xclick';
}
return $paypal_button_type;
}
/**
* Update Purchase key for specific gateway.
*
* @since 2.2.4
*
* @param string $gateway
* @param string $purchase_key
*
* @param string $custom_purchase_key
*
* @return string
*/
function give_paypal_purchase_key($custom_purchase_key, $gateway, $purchase_key)
{
if ('paypal' === $gateway) {
$invoice_id_prefix = give_get_option('paypal_invoice_prefix', 'GIVE-');
$custom_purchase_key = $invoice_id_prefix . $purchase_key;
}
return $custom_purchase_key;
}
add_filter('give_donation_purchase_key', 'give_paypal_purchase_key', 10, 3);
/**
* PayPal Standard Connect button.
*
* This uses Stripe's Connect button but swaps the link and logo with PayPal's.
*
* @since 2.5.0
* @return string
*/
function give_paypal_connect_button()
{
ob_start(); ?>
<script>
function onboardedCallback(authCode, sharedId) {
fetch('/seller-server/login-seller', {
method: 'POST',
headers: {
'content-type': 'application/json'
},
body: JSON.stringify({
authCode: authCode,
sharedId: sharedId
})
}).then(function (res) {
if (!response.ok) {
alert("Something went wrong!");
}
});
}
</script>
<a target="_blank" data-paypal-onboard-complete="onboardedCallback" href="<Action-URL>&displayMode=minibrowser"
data-paypal-button="true">Sign up for PayPal</a>
<script id="paypal-js"
src="https://www.sandbox.paypal.com/webapps/merchantboarding/js/lib/lightbox/partner.js"></script>
<?php
return ob_get_clean();
// Prepare Stripe Connect URL.
// $link = admin_url( 'edit.php?post_type=give_forms&page=give-settings&tab=gateways§ion=paypal-standard' );
//
// return sprintf(
// '<a href="%1$s" id="give-paypal-connect"><span>%2$s</span></a>',
// esc_url( $link ),
// esc_html__( 'Connect to PayPal', 'give' )
// );
}