/**
* Edit payment action.
*/
public static function edit_payment()
{
$payment_id = isset($_GET['payment_id']) ? absint($_GET['payment_id']) : 0;
$payment = edr_get_payment($payment_id);
$errors = array();
if (count($_POST)) {
// Verify nonce.
check_admin_referer('ib_educator_edit_payment_' . $payment_id);
// Capability check.
if (!current_user_can('manage_educator')) {
return;
}
// Payment type.
if (isset($_POST['payment_type']) && array_key_exists($_POST['payment_type'], edr_get_payment_types())) {
$payment->payment_type = $_POST['payment_type'];
}
// Student ID.
if (empty($payment->user_id)) {
if (!empty($_POST['student_id']) && is_numeric($_POST['student_id'])) {
$payment->user_id = $_POST['student_id'];
} else {
$errors[] = 'empty_student_id';
}
}
// Course ID.
if (empty($payment->course_id)) {
if (!empty($_POST['course_id']) && is_numeric($_POST['course_id'])) {
$payment->course_id = $_POST['course_id'];
} elseif ('course' == $payment->payment_type) {
$errors[] = 'empty_course_id';
}
}
// Object ID.
if (isset($_POST['object_id']) && is_numeric($_POST['object_id'])) {
$payment->object_id = $_POST['object_id'];
}
// Tax.
if (isset($_POST['tax']) && is_numeric($_POST['tax'])) {
$payment->tax = $_POST['tax'];
}
// Amount.
if (isset($_POST['amount']) && is_numeric($_POST['amount'])) {
$payment->amount = $_POST['amount'];
}
if (isset($_POST['currency'])) {
$payment->currency = sanitize_text_field($_POST['currency']);
}
// Transaction ID.
if (isset($_POST['txn_id'])) {
$payment->txn_id = sanitize_text_field($_POST['txn_id']);
}
// Payment status.
if (isset($_POST['payment_status']) && array_key_exists($_POST['payment_status'], edr_get_payment_statuses())) {
$payment->payment_status = $_POST['payment_status'];
}
// Payment gateway.
if (isset($_POST['payment_gateway'])) {
$payment->payment_gateway = sanitize_title($_POST['payment_gateway']);
}
// First Name.
if (isset($_POST['first_name'])) {
$payment->first_name = sanitize_text_field($_POST['first_name']);
}
// Last Name.
if (isset($_POST['last_name'])) {
$payment->last_name = sanitize_text_field($_POST['last_name']);
}
// Address.
if (isset($_POST['address'])) {
$payment->address = sanitize_text_field($_POST['address']);
}
// Address Line 2.
if (isset($_POST['address_2'])) {
$payment->address_2 = sanitize_text_field($_POST['address_2']);
}
// City.
if (isset($_POST['city'])) {
$payment->city = sanitize_text_field($_POST['city']);
}
// Postcode.
if (isset($_POST['postcode'])) {
$payment->postcode = sanitize_text_field($_POST['postcode']);
}
// State / Province.
if (isset($_POST['state'])) {
$payment->state = sanitize_text_field($_POST['state']);
}
// Country.
if (isset($_POST['country'])) {
$payment->country = sanitize_text_field($_POST['country']);
}
if (!empty($errors)) {
ib_edu_message('edit_payment_errors', $errors);
return;
}
if ($payment->save()) {
// Update payment meta.
if (isset($_POST['line_id']) && is_array($_POST['line_id'])) {
foreach ($_POST['line_id'] as $key => $line_id) {
if (!is_numeric($line_id)) {
continue;
}
$payment->update_line(array('ID' => $line_id, 'object_id' => isset($_POST['line_object_id'][$key]) ? intval($_POST['line_object_id'][$key]) : 0, 'line_type' => isset($_POST['line_type'][$key]) ? sanitize_text_field($_POST['line_type'][$key]) : '', 'amount' => isset($_POST['line_amount'][$key]) ? sanitize_text_field($_POST['line_amount'][$key]) : 0.0, 'tax' => isset($_POST['line_tax'][$key]) ? sanitize_text_field($_POST['line_tax'][$key]) : 0.0, 'name' => isset($_POST['line_name'][$key]) ? sanitize_text_field($_POST['line_name'][$key]) : ''));
}
}
$api = IB_Educator::get_instance();
$entry_saved = true;
// Create entry for the student.
// Implemented for the "course" payment type.
if (isset($_POST['create_entry']) && !$api->get_entry(array('payment_id' => $payment->ID))) {
$entry = edr_get_entry();
$entry->course_id = $payment->course_id;
$entry->user_id = $payment->user_id;
$entry->payment_id = $payment->ID;
$entry->entry_status = 'inprogress';
$entry->entry_date = date('Y-m-d H:i:s');
$entry_saved = $entry->save();
if ($entry_saved) {
// Send notification email to the student.
$student = get_user_by('id', $payment->user_id);
$course = get_post($payment->course_id, OBJECT, 'display');
if ($student && $course) {
ib_edu_send_notification($student->user_email, 'student_registered', array('course_title' => $course->post_title), array('student_name' => $student->display_name, 'course_title' => $course->post_title, 'course_excerpt' => $course->post_excerpt));
}
}
}
// Setup membership for the student.
if (isset($_POST['setup_membership']) && 'membership' == $payment->payment_type) {
$ms = Edr_Memberships::get_instance();
// Setup membership.
$ms->setup_membership($payment->user_id, $payment->object_id);
// Send notification email.
$student = get_user_by('id', $payment->user_id);
$membership = $ms->get_membership($payment->object_id);
if ($student && $membership) {
$user_membership = $ms->get_user_membership($student->ID);
$membership_meta = $ms->get_membership_meta($membership->ID);
$expiration = $user_membership ? $user_membership['expiration'] : 0;
ib_edu_send_notification($student->user_email, 'membership_register', array(), array('student_name' => $student->display_name, 'membership' => $membership->post_title, 'expiration' => $expiration ? date_i18n(get_option('date_format'), $expiration) : __('None', 'ibeducator'), 'price' => $ms->format_price($membership_meta['price'], $membership_meta['duration'], $membership_meta['period'], false)));
}
}
if ($entry_saved) {
wp_redirect(admin_url('admin.php?page=ib_educator_payments&edu-action=edit-payment&payment_id=' . $payment->ID . '&edu-message=saved'));
exit;
}
}
}
}
/**
* Send the membership expiration emails to users.
*/
public static function send_expiration_notifications()
{
global $wpdb;
$days_notify = ib_edu_get_option('days_notify', 'memberships');
if (null === $days_notify) {
$days_notify = 5;
} else {
$days_notify = absint($days_notify);
}
$expires_date = date('Y-m-d', strtotime('+ ' . $days_notify . ' days'));
$tables = ib_edu_table_names();
$users = $wpdb->get_results($wpdb->prepare('SELECT u.ID, u.user_email, u.display_name, m.expiration, m.membership_id
FROM ' . $tables['members'] . ' m
INNER JOIN ' . $wpdb->users . ' u ON u.ID = m.user_id
WHERE m.`expiration` LIKE %s AND m.`status` = %s', $expires_date . '%', 'active'));
if (empty($users)) {
return;
}
// Get memberships.
$membership_ids = array();
foreach ($users as $user) {
if (!in_array($user->membership_id, $membership_ids)) {
$membership_ids[] = $user->membership_id;
}
}
$memberships = get_posts(array('post_type' => 'ib_edu_membership', 'include' => $membership_ids, 'post_status' => 'publish', 'posts_per_page' => -1));
if ($memberships) {
foreach ($memberships as $key => $membership) {
$memberships[$membership->ID] = $membership;
unset($memberships[$key]);
}
foreach ($users as $user) {
ib_edu_send_notification($user->user_email, 'membership_renew', array(), array('student_name' => $user->display_name, 'membership' => isset($memberships[$user->membership_id]) ? $memberships[$user->membership_id]->post_title : '', 'expiration' => date_i18n(get_option('date_format'), strtotime($user->expiration)), 'membership_payment_url' => ib_edu_get_endpoint_url('edu-membership', $user->membership_id, get_permalink(ib_edu_page_id('payment')))));
}
}
}
/**
* Setup payment item (e.g. course, membership).
*
* @param IB_Educator_Payment $payment
*/
public function setup_payment_item($payment)
{
if ('course' == $payment->payment_type) {
// Setup course entry.
$entry = $this->get_entry(array('payment_id' => $payment->ID));
if (!$entry) {
$entry = IB_Educator_Entry::get_instance();
$entry->course_id = $payment->course_id;
$entry->user_id = $payment->user_id;
$entry->payment_id = $payment->ID;
$entry->entry_status = 'inprogress';
$entry->entry_date = date('Y-m-d H:i:s');
$entry->save();
// Send notification email to the student.
$student = get_user_by('id', $payment->user_id);
$course = get_post($payment->course_id, OBJECT, 'display');
if ($student && $course) {
ib_edu_send_notification($student->user_email, 'student_registered', array('course_title' => $course->post_title), array('student_name' => $student->display_name, 'course_title' => $course->post_title, 'course_excerpt' => $course->post_excerpt));
}
}
} elseif ('membership' == $payment->payment_type) {
// Setup membership.
$ms = IB_Educator_Memberships::get_instance();
$ms->setup_membership($payment->user_id, $payment->object_id);
$student = get_user_by('id', $payment->user_id);
$membership = $ms->get_membership($payment->object_id);
if ($student && $membership) {
$user_membership = $ms->get_user_membership($student->ID);
$membership_meta = $ms->get_membership_meta($membership->ID);
$expiration = $user_membership ? $user_membership['expiration'] : 0;
ib_edu_send_notification($student->user_email, 'membership_register', array(), array('student_name' => $student->display_name, 'membership' => $membership->post_title, 'expiration' => $expiration ? date_i18n(get_option('date_format'), $expiration) : __('None', 'ibeducator'), 'price' => $ms->format_price($membership_meta['price'], $membership_meta['duration'], $membership_meta['period'], false)));
}
}
}
/**
* AJAX: add grade for a quiz.
*/
public static function quiz_grade()
{
global $wpdb;
$api = IB_Educator::get_instance();
$entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
$lesson_id = isset($_POST['lesson_id']) ? absint($_POST['lesson_id']) : 0;
// Verify nonce.
if (!isset($_POST['_wpnonce']) || !wp_verify_nonce($_POST['_wpnonce'], 'ibedu_edit_progress_' . $entry_id)) {
exit;
}
// Verify capabilities.
if (!current_user_can('edit_ib_educator_lesson', $lesson_id)) {
exit;
}
$quiz_grade = $api->get_quiz_grade($lesson_id, $entry_id);
if (!$quiz_grade) {
exit;
}
$grade = isset($_POST['grade']) ? floatval($_POST['grade']) : 0;
$api->update_quiz_grade($quiz_grade->ID, array('grade' => $grade, 'status' => 'approved'));
// Send notification email to the student.
$entry = IB_Educator_Entry::get_instance($entry_id);
$student = get_user_by('id', $entry->user_id);
if ($student) {
$lesson_title = get_the_title($lesson_id);
ib_edu_send_notification($student->user_email, 'quiz_grade', array('lesson_title' => $lesson_title), array('student_name' => $student->display_name, 'lesson_title' => $lesson_title, 'grade' => ib_edu_format_grade($grade)));
}
echo json_encode(array('status' => 'success'));
exit;
}
