/**
* Process payment.
*
* @return array
*/
public function process_payment($object_id, $user_id = 0, $payment_type = 'course', $atts = array())
{
if (!$user_id) {
$user_id = get_current_user_id();
}
if (!$user_id) {
return array('status' => '', 'redirect' => home_url('/'));
}
// Add payment.
$payment = IB_Educator_Payment::get_instance();
$payment->user_id = $user_id;
$payment->payment_type = $payment_type;
$payment->payment_status = 'complete';
$payment->payment_gateway = $this->get_id();
$payment->amount = 0.0;
$payment->currency = ib_edu_get_currency();
if ('course' == $payment_type) {
$payment->course_id = $object_id;
$payment->amount = ib_edu_get_course_price($object_id);
} elseif ('membership' == $payment_type) {
$payment->object_id = $object_id;
$ms = IB_Educator_Memberships::get_instance();
$payment->amount = $ms->get_price($object_id);
}
if (!empty($atts['ip'])) {
$payment->ip = $atts['ip'];
}
if (0.0 == $payment->amount) {
$payment->save();
if ($payment->ID) {
if ('course' == $payment->payment_type) {
// Setup course entry.
$entry = IB_Educator_Entry::get_instance();
$entry->course_id = $object_id;
$entry->user_id = $user_id;
$entry->payment_id = $payment->ID;
$entry->entry_status = 'inprogress';
$entry->entry_date = date('Y-m-d H:i:s');
$entry->save();
} elseif ('membership' == $payment->payment_type) {
// Setup membership.
$ms->setup_membership($user_id, $object_id);
}
}
}
return array('status' => 'complete', 'redirect' => get_permalink($object_id), 'payment' => $payment);
}
/**
* 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
}
</div>
<!-- Currency -->
<div class="ib-edu-field">
<div class="ib-edu-label"><label for="ib-edu-currency"><?php
_e('Currency', 'ibeducator');
?>
</label></div>
<div class="ib-edu-control">
<select id="ib-edu-currency" name="currency">
<option value=""><?php
_e('Select Currency', 'ibeducator');
?>
</option>
<?php
$current_currency = empty($payment->currency) ? ib_edu_get_currency() : $payment->currency;
$currencies = ib_edu_get_currencies();
foreach ($currencies as $key => $value) {
$selected = $key == $current_currency ? ' selected="selected"' : '';
echo '<option value="' . esc_attr($key) . '"' . $selected . '>' . esc_html($value) . '</option>';
}
?>
</select>
</div>
</div>
</div>
</div>
<div id="payment-billing" class="postbox">
<div class="handlediv"><br></div>
<h3 class="hndle"><span><?php
/**
* Format price.
*
* @param float $price
* @return string
*/
function ib_edu_format_price($price, $apply_filters = true, $symbol = true)
{
$settings = ib_edu_get_settings();
$currency = ib_edu_get_currency();
$decimal_point = !empty($settings['decimal_point']) ? esc_html($settings['decimal_point']) : '.';
$thousands_sep = !empty($settings['thousands_sep']) ? esc_html($settings['thousands_sep']) : ',';
$formatted = number_format($price, 2, $decimal_point, $thousands_sep);
$formatted = ib_edu_strip_zeroes($formatted, $decimal_point);
if ($symbol) {
$currency_symbol = ib_edu_get_currency_symbol($currency);
} else {
$currency_symbol = preg_replace('/[^a-z]+/i', '', $currency);
}
if (isset($settings['currency_position']) && 'after' == $settings['currency_position']) {
$formatted = "{$formatted} {$currency_symbol}";
} else {
$formatted = "{$currency_symbol} {$formatted}";
}
if ($apply_filters) {
return apply_filters('ib_educator_format_price', $formatted, $currency, $price);
}
return $formatted;
}
<?php
// Setup form object.
require_once IBEDUCATOR_PLUGIN_DIR . 'includes/ib-educator-form.php';
$form = new IB_Educator_Form();
$form->default_decorators();
// Registration.
$form->set_value('_ib_educator_register', get_post_meta($post->ID, '_ib_educator_register', true));
$form->add(array('type' => 'select', 'name' => '_ib_educator_register', 'label' => __('Registration', 'ibeducator'), 'options' => array('open' => __('Open', 'ibeducator'), 'closed' => __('Closed', 'ibeducator')), 'default' => 'open'));
// Price.
$form->set_value('_ibedu_price', ib_edu_get_course_price($post->ID));
$form->add(array('type' => 'text', 'name' => '_ibedu_price', 'class' => '', 'id' => 'ib-educator-price', 'label' => __('Price', 'ibeducator'), 'before' => esc_html(ib_edu_get_currency_symbol(ib_edu_get_currency())) . ' '));
// Tax Class.
$edu_tax = IB_Educator_Tax::get_instance();
$form->set_value('_ib_educator_tax_class', $edu_tax->get_tax_class_for($post->ID));
$form->add(array('type' => 'select', 'name' => '_ib_educator_tax_class', 'label' => __('Tax Class', 'ibeducator'), 'options' => $edu_tax->get_tax_classes(), 'default' => 'default'));
// Difficulty.
$form->set_value('_ib_educator_difficulty', get_post_meta($post->ID, '_ib_educator_difficulty', true));
$form->add(array('type' => 'select', 'name' => '_ib_educator_difficulty', 'id' => 'ib-educator-difficulty', 'label' => __('Difficulty', 'ibeducator'), 'options' => array_merge(array('' => __('None', 'ibeducator')), ib_edu_get_difficulty_levels())));
// Prerequisite.
$courses = array('' => __('None', 'ibeducator'));
$tmp = get_posts(array('post_type' => 'ib_educator_course', 'post_status' => 'publish', 'posts_per_page' => -1));
foreach ($tmp as $course) {
$courses[$course->ID] = $course->post_title;
}
$prerequisites = IB_Educator::get_instance()->get_prerequisites($post->ID);
$form->set_value('_ib_educator_prerequisite', array_pop($prerequisites));
$form->add(array('type' => 'select', 'name' => '_ib_educator_prerequisite', 'id' => 'ib-educator-prerequisite', 'label' => __('Prerequisite', 'ibeducator'), 'options' => $courses));
wp_nonce_field('ib_educator_course_meta_box', 'ib_educator_course_meta_box_nonce');
$form->display();
/**
* 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>';
}
/**
* Create payment.
*
* @param int $object_id ID of the object the payment is to be associated with.
* @param int $user_id
* @param string $payment_type
* @return IB_Educator_Payment
*/
public function create_payment($object_id, $user_id, $payment_type, $atts = array())
{
$payment = IB_Educator_Payment::get_instance();
$payment->user_id = $user_id;
$payment->payment_type = $payment_type;
$payment->payment_status = 'pending';
$payment->payment_gateway = $this->get_id();
$payment->currency = ib_edu_get_currency();
if ('course' == $payment_type) {
$payment->course_id = $object_id;
$payment->amount = ib_edu_get_course_price($object_id);
} elseif ('membership' == $payment_type) {
$payment->object_id = $object_id;
$payment->amount = IB_Educator_Memberships::get_instance()->get_price($object_id);
}
$tax_data = null;
if (ib_edu_collect_billing_data($object_id)) {
// Save billing data.
$billing = get_user_meta($user_id, '_ib_educator_billing', true);
if (!is_array($billing)) {
$billing = array();
}
$payment->first_name = get_user_meta($user_id, 'first_name', true);
$payment->last_name = get_user_meta($user_id, 'last_name', true);
$payment->address = isset($billing['address']) ? $billing['address'] : '';
$payment->address_2 = isset($billing['address_2']) ? $billing['address_2'] : '';
$payment->city = isset($billing['city']) ? $billing['city'] : '';
$payment->state = isset($billing['state']) ? $billing['state'] : '';
$payment->postcode = isset($billing['postcode']) ? $billing['postcode'] : '';
$payment->country = isset($billing['country']) ? $billing['country'] : '';
// Calculate tax.
$edu_tax = IB_Educator_Tax::get_instance();
$tax_data = $edu_tax->calculate_tax($edu_tax->get_tax_class_for($object_id), $payment->amount, $payment->country, $payment->state);
$payment->tax = $tax_data['tax'];
$payment->amount = $tax_data['total'];
}
if (!empty($atts['ip'])) {
$payment->ip = $atts['ip'];
}
$payment->save();
// Save tax data.
if ($tax_data) {
foreach ($tax_data['taxes'] as $tax) {
$payment->update_line(array('object_id' => $tax->ID, 'line_type' => 'tax', 'amount' => $tax->amount, 'name' => $tax->name));
}
}
return $payment;
}