/**
* Output the Stripe's payment dialog.
* Step 2 in the payment process.
*/
public function pay_page()
{
$payment_id = absint(get_query_var('edu-pay'));
if (!$payment_id) {
return;
}
$user = wp_get_current_user();
if (0 == $user->ID) {
return;
}
$payment = edr_get_payment($payment_id);
if (!$payment->ID || $user->ID != $payment->user_id) {
// The payment must exist and it must be associated with the current user.
return;
}
if ('course' == $payment->payment_type) {
$post = get_post($payment->course_id);
} elseif ('membership' == $payment->payment_type) {
$post = get_post($payment->object_id);
}
if (!$post) {
return;
}
?>
<p id="ib-edu-payment-processing-msg">
<?php
_e('The payment is getting processed...', 'ibeducator');
?>
</p>
<script src="https://checkout.stripe.com/checkout.js"></script>
<script>
(function($) {
var handler = StripeCheckout.configure({
key: <?php
echo json_encode($this->get_option('publishable_key'));
?>
,
image: '',
email: <?php
echo json_encode($user->user_email);
?>
,
token: function(token) {
$.ajax({
type: 'POST',
cache: false,
url: <?php
echo json_encode(ib_edu_request_url('stripe_token'));
?>
,
data: {
payment_id: <?php
echo intval($payment->ID);
?>
,
token: token.id,
_wpnonce: <?php
echo json_encode(wp_create_nonce('ib_educator_stripe_token'));
?>
},
success: function(response) {
if (response === '1') {
$('#ib-edu-payment-processing-msg').text(<?php
echo json_encode(__('Redirecting to the payment summary page...', 'ibeducator'));
?>
);
var redirectTo = <?php
echo json_encode(ib_edu_get_endpoint_url('edu-thankyou', $payment->ID, get_permalink(ib_edu_page_id('payment'))));
?>
;
document.location = redirectTo;
}
}
});
}
});
handler.open({
name: <?php
echo json_encode(esc_html($post->post_title));
?>
,
description: <?php
echo json_encode(ib_edu_format_price($payment->amount, false, false));
?>
,
currency: <?php
echo json_encode(ib_edu_get_currency());
?>
,
amount: <?php
echo absint($payment->amount * 100);
?>
});
$(window).on('popstate', function() {
handler.close();
});
})(jQuery);
</script>
<?php
}
/**
* Output the form to the step 2 (pay page) of the payment page.
*/
public function pay_page()
{
$action_url = $this->get_option('test') ? $this->test_url : $this->live_url;
$payment_id = absint(get_query_var('edu-pay'));
if (!$payment_id) {
return;
}
$user_id = get_current_user_id();
if (!$user_id) {
return;
}
$payment = edr_get_payment($payment_id);
// The payment must exist in the database
// and it must belong to the current user.
if (!$payment->ID || $user_id != $payment->user_id) {
return;
}
if ('course' == $payment->payment_type) {
$post = get_post($payment->course_id);
} elseif ('membership' == $payment->payment_type) {
$post = get_post($payment->object_id);
}
if (!$post) {
return;
}
$amount = $payment->amount - $payment->tax;
$return_url = '';
$payment_page_id = ib_edu_page_id('payment');
if ($payment_page_id) {
$return_url = ib_edu_get_endpoint_url('edu-thankyou', $payment->ID ? $payment->ID : '', get_permalink($payment_page_id));
}
echo '<form id="ib-edu-paypal-form" action="' . esc_url($action_url) . '" method="post">';
echo '<input type="hidden" name="cmd" value="_xclick">';
echo '<input type="hidden" name="charset" value="utf-8">';
echo '<input type="hidden" name="business" value="' . esc_attr($this->get_option('business_email')) . '">';
echo '<input type="hidden" name="return" value="' . esc_url($return_url) . '">';
echo '<input type="hidden" name="notify_url" value="' . esc_url(ib_edu_request_url('paypalipn')) . '">';
echo '<input type="hidden" name="currency_code" value="' . esc_attr(ib_edu_get_currency()) . '">';
echo '<input type="hidden" name="item_name" value="' . esc_attr($post->post_title) . '">';
echo '<input type="hidden" name="item_number" value="' . absint($payment->ID) . '">';
if ($payment->tax) {
echo '<input type="hidden" name="tax" value="' . (double) $payment->tax . '">';
}
echo '<input type="hidden" name="amount" value="' . (double) $amount . '">';
echo '<div id="paypal-form-buttons"><button type="submit">' . __('Continue', 'ibeducator') . '</button></div>';
echo '</form>';
echo '<div id="paypal-redirect-notice" style="display: none;">' . __('Redirecting to PayPal...', 'ibeducator') . '</div>';
echo '<script>(function() {
function goToPayPal() {
document.getElementById("paypal-form-buttons").style.display = "none";
document.getElementById("paypal-redirect-notice").style.display = "block";
document.getElementById("ib-edu-paypal-form").submit();
}
if ( typeof jQuery === "undefined" ) {
setTimeout(goToPayPal, 500);
} else {
jQuery(document).on("ready", function() {
goToPayPal();
});
}
})();</script>';
}