/**
* Get the course meta.
*
* @param int $course_id
* @param array $include
* @return string
*/
function educator_course_meta($course_id = null, $include = null)
{
if (!$course_id) {
$course_id = get_the_ID();
}
if (!$include) {
$include = array('lecturer', 'num_lessons', 'difficulty');
}
$include = apply_filters('edutheme_course_meta_include', $include);
$meta = apply_filters('pre_educator_course_meta', '', $course_id, $include);
if (!empty($meta)) {
return $meta;
}
foreach ($include as $item) {
switch ($item) {
// Lecturer.
case 'lecturer':
$meta .= '<span class="author lecturer">' . sprintf(__('by %s', 'ib-educator'), get_the_author()) . '</span>';
break;
// Number of lessons.
// Number of lessons.
case 'num_lessons':
$num_lessons = IB_Educator::get_instance()->get_num_lessons($course_id);
if ($num_lessons) {
$meta .= '<span class="num-lessons">' . sprintf(_n('1 lesson', '%d lessons', $num_lessons, 'ib-educator'), $num_lessons) . '</span>';
}
break;
// Difficulty.
// Difficulty.
case 'difficulty':
$difficulty = ib_edu_get_difficulty($course_id);
if ($difficulty) {
$meta .= '<span class="difficulty">' . esc_html($difficulty['label']) . '</span>';
}
break;
// Categories.
// Categories.
case 'categories':
$categories = get_the_term_list(get_the_ID(), 'ib_educator_category', '', __(', ', 'ib-educator'));
if ($categories) {
echo '<span class="cat-links">' . $categories . '</span>';
}
break;
}
}
return apply_filters('edutheme_course_meta', $meta);
}
/**
* Setup initial test data.
* e.g., courses, payments, entries.
* Current user: $this->admin_id
* Lessons:
* - $this->lessons[0] => lecturer: $this->users['lecturer1'], course: $this->courses[0].
* - $this->lessons[2] => lecturer: $this->users['lecturer1'], course: $this->courses[2].
* - $this->lessons[3] => lecturer: $this->admin_id, course: $this->courses[3].
* Entries:
* - $this->entries['current'] => student: $this->admin_id, course: $this->courses[2], status: inprogress.
*/
public function basicSetUp()
{
$this->api = IB_Educator::get_instance();
// Add users.
// lecturer1:
$this->users['lecturer1'] = wp_insert_user(array('user_login' => 'lecturer1', 'user_pass' => '123456', 'role' => 'lecturer'));
// student1:
$this->users['student1'] = wp_insert_user(array('user_login' => 'student1', 'user_pass' => '123456', 'role' => 'student'));
// Set current user:
global $current_user;
$current_user = new WP_User(1);
$current_user->set_role('administrator');
$this->admin_id = $current_user->ID;
// Add categories.
$this->categories[] = $this->addCategory('Category 1');
$this->categories[] = $this->addCategory('Category 2');
$this->categories[] = $this->addCategory('Category 3');
// Add courses.
$this->courses[] = $this->addCourse('test-course-1', 'test course 1', $this->users['lecturer1'], 199.99);
$this->courses[] = $this->addCourse('test-course-2', 'test course 2', $this->users['lecturer1'], 287.83);
$this->courses[] = $this->addCourse('test-course-3', 'test course 3', $this->users['lecturer1'], 329.83);
$this->courses[] = $this->addCourse('test-course-4', 'test course 4', $this->admin_id, 329.83);
// Add lessons.
// Lesson for course 1:
$this->lessons[] = $this->addLesson(array('course_id' => $this->courses[0], 'author_id' => $this->users['lecturer1'], 'slug' => 'course-1-lesson-1', 'title' => 'course 1 lesson 1'));
// Lesson for course 2:
$this->lessons[] = $this->addLesson(array('course_id' => $this->courses[1], 'author_id' => $this->users['lecturer1'], 'slug' => 'course-2-lesson-1', 'title' => 'course 2 lesson 1'));
// Lesson for course 3:
$this->lessons[] = $this->addLesson(array('course_id' => $this->courses[2], 'author_id' => $this->users['lecturer1'], 'slug' => 'course-3-lesson-1', 'title' => 'course 3 lesson 1'));
// Lesson for course 4:
$this->lessons[] = $this->addLesson(array('course_id' => $this->courses[3], 'author_id' => $this->admin_id, 'slug' => 'course-4-lesson-1', 'title' => 'course 4 lesson 1'));
// Add payments.
// Payment from student1 for course 1 (complete):
$this->payments['complete'] = $this->addPayment(array('payment_type' => 'course', 'payment_status' => 'complete', 'course_id' => $this->courses[0], 'user_id' => $this->users['student1']));
// Payment from student1 for course 2 (pending):
$this->payments['pending'] = $this->addPayment(array('payment_type' => 'course', 'payment_status' => 'pending', 'course_id' => $this->courses[1], 'user_id' => $this->users['student1']));
// Payment from current user for course 3 (complete):
$this->payments['current'] = $this->addPayment(array('payment_type' => 'course', 'payment_status' => 'complete', 'course_id' => $this->courses[2], 'user_id' => $this->admin_id));
// Add entries.
// Entry for student1 for course 1:
$this->entries['inprogress'] = $this->addEntry(array('payment_id' => $this->payments['complete'], 'course_id' => $this->courses[0], 'entry_status' => 'inprogress'));
// Entry for current user for course 3:
$this->entries['current'] = $this->addEntry(array('payment_id' => $this->payments['current'], 'course_id' => $this->courses[2], 'entry_status' => 'inprogress'));
}
*
* @param null|WP_Error $errors
* @param mixed $post
*/
do_action('ib_educator_register_form', $errors, $post);
?>
<fieldset>
<legend><?php
esc_html_e('Payment Information', 'training');
?>
</legend>
<?php
$args = array();
$billing = IB_Educator::get_instance()->get_billing_data($user_id);
// Get country.
if (isset($_POST['billing_country'])) {
$args['country'] = $_POST['billing_country'];
} elseif (!empty($billing['country'])) {
$args['country'] = $billing['country'];
} else {
$args['country'] = ib_edu_get_location('country');
}
// Get state.
if (isset($_POST['billing_state'])) {
$args['state'] = $_POST['billing_state'];
} elseif (!empty($billing['state'])) {
$args['state'] = $billing['state'];
} else {
$args['state'] = ib_edu_get_location('state');
/**
* 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;
}
}
}
}
/**
* Can the current user edit a given lesson?
*
* @param int $lesson_id
* @return bool
*/
function ib_edu_user_can_edit_lesson($lesson_id)
{
if (current_user_can('manage_educator')) {
return true;
}
$course_id = ib_edu_get_course_id($lesson_id);
if ($course_id) {
$api = IB_Educator::get_instance();
return in_array($course_id, $api->get_lecturer_courses(get_current_user_id()));
}
return false;
}
/**
* Prepare items.
* Fetch and setup entries(items).
*/
public function prepare_items()
{
$this->_column_headers = array($this->get_columns(), array(), $this->get_sortable_columns());
$entries = null;
$api = IB_Educator::get_instance();
$statuses = IB_Educator_Entry::get_statuses();
$args = array('per_page' => $this->get_items_per_page('entries_per_page', 10), 'page' => $this->get_pagenum());
/**
* Search by status.
*/
if (!empty($_GET['status']) && array_key_exists($_GET['status'], $statuses)) {
$args['entry_status'] = $_GET['status'];
}
// Search by ID.
if (!empty($_GET['id'])) {
$args['entry_id'] = $_GET['id'];
}
// Search by course id.
if (!empty($_GET['course_id'])) {
$args['course_id'] = $_GET['course_id'];
}
if (!empty($_GET['student'])) {
$user = get_user_by('slug', $_GET['student']);
if ($user) {
$args['user_id'] = $user->ID;
}
}
// Check capabilities.
if (current_user_can('manage_educator')) {
// Get all entries.
$entries = $api->get_entries($args, 'ARRAY_A');
} elseif (current_user_can('educator_edit_entries')) {
// Get the entries for the current lecturer's courses only.
$course_ids = $api->get_lecturer_courses(get_current_user_id());
if (!empty($course_ids)) {
if (empty($args['course_id']) || !in_array($args['course_id'], $course_ids)) {
$args['course_id'] = $course_ids;
}
$entries = $api->get_entries($args, 'ARRAY_A');
}
}
if (!empty($entries)) {
$this->set_pagination_args(array('total_items' => $entries['num_items'], 'per_page' => $args['per_page']));
$this->items = $entries['rows'];
}
}
/**
* 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;
}
/**
* Charge the card using Stripe.
* It's an AJAX action.
*/
public function process_stripe_token()
{
if (!isset($_POST['_wpnonce']) || !wp_verify_nonce($_POST['_wpnonce'], 'ib_educator_stripe_token')) {
exit('0');
}
if (!isset($_POST['token']) || !isset($_POST['payment_id'])) {
exit('0');
}
$user = wp_get_current_user();
if (0 == $user->ID) {
exit('0');
}
$payment = edr_get_payment($_POST['payment_id']);
if (!$payment->ID || $user->ID != $payment->user_id) {
// The payment must exist and it must be associated with the current user.
exit('0');
}
require_once IBEDUCATOR_PLUGIN_DIR . 'lib/Stripe/Stripe.php';
$token = $_POST['token'];
$amount = round((double) $payment->amount, 2);
$description = sprintf(__('Payment #%d', 'ibeducator'), $payment->ID);
if ('course' == $payment->payment_type) {
$description .= ' , ' . get_the_title($payment->course_id);
} elseif ('membership' == $payment->payment_type) {
$description .= ' , ' . get_the_title($payment->object_id);
}
try {
Stripe::setApiKey($this->get_option('secret_key'));
Stripe_Charge::create(array('amount' => $amount * 100, 'currency' => $payment->currency, 'card' => $token, 'description' => $description));
// Update the payment status.
$payment->payment_status = 'complete';
$payment->save();
// Setup course or membership for the student.
IB_Educator::get_instance()->setup_payment_item($payment);
exit('1');
} catch (Exception $e) {
}
exit('0');
}
/**
* AJAX: autocomplete.
*/
public static function ajax_autocomplete()
{
global $wpdb;
if (!isset($_GET['entity'])) {
exit;
}
$entity = $_GET['entity'];
/**
* Fires before the default autocomplete request is being processed.
* Can be used to override autocomplete requests.
*
* @param string $entity
*/
do_action('edr_autocomplete_ajax', $entity);
if (!isset($_GET['_wpnonce']) || !wp_verify_nonce($_GET['_wpnonce'], 'ib_educator_autocomplete')) {
exit;
}
$response = array();
switch ($entity) {
case 'user':
case 'student':
if (!current_user_can('manage_educator')) {
exit;
}
$user_args = array();
if (!empty($_GET['input'])) {
$user_args['search'] = '*' . $_GET['input'] . '*';
}
$user_args['number'] = 15;
if ('student' == $entity) {
$user_args['role'] = 'student';
}
$user_query = new WP_User_Query($user_args);
if (!empty($user_query->results)) {
foreach ($user_query->results as $user) {
$response[] = array('id' => intval($user->ID), 'name' => esc_html($user->display_name . ' (' . $user->user_nicename . ')'));
}
}
break;
case 'entries_student':
$user_args = array('number' => 15);
if (current_user_can('manage_educator')) {
} elseif (current_user_can('educator_edit_entries')) {
$cur_user_id = get_current_user_id();
$course_ids = implode(',', IB_Educator::get_instance()->get_lecturer_courses($cur_user_id));
$tables = ib_edu_table_names();
$student_ids = $wpdb->get_col("SELECT DISTINCT user_id\n\t\t\t\t\t\tFROM {$tables['entries']}\n\t\t\t\t\t\tWHERE course_id IN ({$course_ids})");
if (!empty($student_ids)) {
$user_args['include'] = $student_ids;
} else {
exit;
}
} else {
exit;
}
if (!empty($_GET['input'])) {
$user_args['search'] = '*' . $_GET['input'] . '*';
}
$user_query = new WP_User_Query($user_args);
if (!empty($user_query->results)) {
foreach ($user_query->results as $user) {
$response[] = array('slug' => esc_html($user->user_nicename), 'name' => esc_html($user->display_name . ' (' . $user->user_nicename . ')'));
}
}
break;
case 'post':
case 'course':
if (!current_user_can('manage_educator')) {
exit;
}
$post_args = array();
if (!empty($_GET['input'])) {
$post_args['s'] = $_GET['input'];
}
if ('course' == $entity) {
$post_args['post_type'] = 'ib_educator_course';
}
$post_args['post_status'] = 'publish';
$post_args['posts_per_page'] = 15;
$posts_query = new WP_Query($post_args);
if ($posts_query->have_posts()) {
while ($posts_query->have_posts()) {
$posts_query->the_post();
$response[] = array('id' => get_the_ID(), 'title' => get_the_title());
}
wp_reset_postdata();
}
break;
}
echo json_encode($response);
exit;
}
/**
* Resume entry.
*/
public static function resume_entry()
{
if (!isset($_POST['_wpnonce']) || !wp_verify_nonce($_POST['_wpnonce'], 'ib_educator_resume_entry')) {
return;
}
// Get the current user id.
$user_id = get_current_user_id();
if (!$user_id) {
return;
}
// Get entry id.
if (!isset($_POST['entry_id'])) {
return;
}
$entry_id = $_POST['entry_id'];
// Get entry.
$entry = IB_Educator_Entry::get_instance($entry_id);
if (!$entry) {
return;
}
$ms = IB_Educator_Memberships::get_instance();
// Check if there is an "inprogress" entry for this course.
$api = IB_Educator::get_instance();
$inprogress_entry = $api->get_entry(array('entry_status' => 'inprogress', 'course_id' => $entry->course_id, 'user_id' => $user_id));
// Make sure that this entry belongs to the current user.
// Make sure that the current membership gives access to this entry's course.
if ($inprogress_entry || $entry->user_id != $user_id || !$ms->membership_can_access($entry->course_id, $user_id)) {
return;
}
$entry->entry_status = 'inprogress';
$entry->save();
wp_safe_redirect(get_permalink());
}
/**
* Display lessons of a given course.
*
* @param int $course_id
*/
function edr_display_lessons($course_id)
{
$syllabus = get_post_meta($course_id, '_edr_syllabus', true);
if (is_array($syllabus) && !empty($syllabus)) {
$lesson_ids = array();
$lessons = array();
foreach ($syllabus as $group) {
if (!empty($group['lessons'])) {
$lesson_ids = array_merge($lesson_ids, $group['lessons']);
}
}
if (!empty($lesson_ids)) {
$tmp = get_posts(array('post_type' => 'ib_educator_lesson', 'post__in' => $lesson_ids, 'post_status' => 'publish', 'posts_per_page' => count($lesson_ids)));
foreach ($tmp as $lesson) {
$lessons[$lesson->ID] = $lesson;
}
unset($tmp);
}
Edr_View::the_template('course/syllabus', array('syllabus' => $syllabus, 'lessons' => $lessons));
} else {
$query = IB_Educator::get_instance()->get_lessons($course_id);
if ($query && $query->have_posts()) {
?>
<section class="ib-edu-lessons">
<h2><?php
_e('Lessons', 'ibeducator');
?>
</h2>
<?php
while ($query->have_posts()) {
$query->the_post();
Edr_View::template_part('content', 'lesson');
}
wp_reset_postdata();
?>
</section>
<?php
}
}
}
/**
* Get related courses.
*
* @param int $post_id
* @return string
*/
function educator_related_courses($post_id)
{
$terms = get_the_terms($post_id, 'ib_educator_category');
if (!$terms || is_wp_error($terms)) {
return;
}
$args = array('post_type' => 'ib_educator_course', 'posts_per_page' => 3, 'post__not_in' => array($post_id));
$terms_ids = array();
foreach ($terms as $term) {
$terms_ids[] = $term->term_id;
}
$args['tax_query'] = array(array('taxonomy' => 'ib_educator_category', 'terms' => $terms_ids));
$query = new WP_Query($args);
if ($query->have_posts()) {
$output = '<section class="related-courses">';
$output .= '<h1>' . __('Related Courses', 'ib-educator') . '</h1>';
$api = IB_Educator::get_instance();
$course_id = 0;
while ($query->have_posts()) {
$query->the_post();
$course_id = get_the_ID();
$output .= '<article class="' . esc_attr(implode(' ', get_post_class('clearfix'))) . '">';
if (has_post_thumbnail()) {
$output .= '<div class="post-thumb"><a href="' . esc_url(get_permalink()) . '">' . get_the_post_thumbnail($course_id, 'thumbnail') . '</a></div>';
}
$output .= '<div class="post-summary">' . '<h2 class="entry-title"><a href="' . esc_url(get_permalink()) . '">' . the_title('', '', false) . '</a></h2>';
ob_start();
the_excerpt();
$output .= '<div class="post-excerpt">' . ob_get_clean() . '</div>';
$output .= '<div class="post-meta">';
if ('closed' != ib_edu_registration($course_id)) {
$output .= '<span class="price">' . ib_edu_format_course_price(ib_edu_get_course_price($course_id)) . '</span>';
}
$output .= educator_course_meta($course_id, array('num_lessons', 'difficulty'));
$output .= '</div>';
$output .= '</div>';
$output .= '</article>';
}
wp_reset_postdata();
$output .= '</section>';
return $output;
}
return '';
}
public static function get_instance()
{
_ib_edu_deprecated_function('IBEdu_API::get_instance()', '0.9.0', 'IB_Educator::get_instance()');
return IB_Educator::get_instance();
}
public function process_ipn()
{
$debug = 0;
$log_file = IBEDUCATOR_PLUGIN_DIR . 'ipn.log';
// Read POST data
// reading posted data directly from $_POST causes serialization
// issues with array data in POST. Reading raw POST data from input stream instead.
$raw_post_data = file_get_contents('php://input');
$raw_post_array = explode('&', $raw_post_data);
$myPost = array();
foreach ($raw_post_array as $keyval) {
$keyval = explode('=', $keyval);
if (2 == count($keyval)) {
$myPost[$keyval[0]] = urldecode($keyval[1]);
}
}
// read the post from PayPal system and add 'cmd'
$req = 'cmd=_notify-validate';
if (function_exists('get_magic_quotes_gpc')) {
$get_magic_quotes_exists = true;
} else {
$get_magic_quotes_exists = false;
}
foreach ($myPost as $key => $value) {
if (true == $get_magic_quotes_exists && 1 == get_magic_quotes_gpc()) {
$value = urlencode(stripslashes($value));
} else {
$value = urlencode($value);
}
$req .= "&{$key}={$value}";
}
// Post IPN data back to PayPal to validate the IPN data is genuine.
// Without this step anyone can fake IPN data.
if ($this->get_option('test')) {
$paypal_url = $this->test_url;
} else {
$paypal_url = $this->live_url;
}
$ch = curl_init($paypal_url);
if (!$ch) {
return;
}
curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $req);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($ch, CURLOPT_FORBID_REUSE, 1);
if ($debug) {
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLINFO_HEADER_OUT, 1);
}
// Set TCP timeout to 30 seconds.
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 30);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Connection: Close'));
$res = curl_exec($ch);
if (0 != curl_errno($ch)) {
if (true == $debug) {
error_log(date('[Y-m-d H:i e] ') . 'Can\'t connect to PayPal to validate IPN message: ' . curl_error($ch) . PHP_EOL, 3, $log_file);
}
curl_close($ch);
exit;
} else {
// Log the entire HTTP response if debug is switched on.
if ($debug) {
error_log(date('[Y-m-d H:i e] ') . 'HTTP request of validation request:' . curl_getinfo($ch, CURLINFO_HEADER_OUT) . ' for IPN payload: ' . $req . PHP_EOL, 3, $log_file);
error_log(date('[Y-m-d H:i e] ') . 'HTTP response of validation request: ' . $res . PHP_EOL, 3, $log_file);
}
curl_close($ch);
}
// Inspect IPN validation result and act accordingly.
if (false !== strpos($res, 'VERIFIED')) {
if (isset($_POST['payment_status'])) {
$payment_id = !isset($_POST['item_number']) ? 0 : absint($_POST['item_number']);
$currency = !isset($_POST['mc_currency']) ? '' : $_POST['mc_currency'];
$receiver_email = !isset($_POST['receiver_email']) ? '' : $_POST['receiver_email'];
$payment_amount = !isset($_POST['mc_gross']) ? '' : $_POST['mc_gross'];
if ($receiver_email != $this->get_option('business_email')) {
return;
}
if (0 == $payment_id) {
return;
}
$payment = edr_get_payment($payment_id);
if (!$payment->ID) {
return;
}
if ($payment_amount != $payment->amount) {
return;
}
if ($currency != $payment->currency) {
return;
}
switch ($_POST['payment_status']) {
case 'Completed':
// Update payment status.
$payment->payment_status = 'complete';
if (isset($_POST['txn_id'])) {
$payment->txn_id = sanitize_text_field($_POST['txn_id']);
}
$payment->save();
// Setup course or membership for the student.
IB_Educator::get_instance()->setup_payment_item($payment);
break;
case 'Failed':
case 'Expired':
case 'Denied':
case 'Voided':
// Update payment status.
$payment->payment_status = 'failed';
$payment->save();
break;
}
}
if ($debug) {
error_log(date('[Y-m-d H:i e] ') . 'Verified IPN: ' . $req . PHP_EOL, 3, $log_file);
}
} else {
if (0 == strcmp($res, 'INVALID')) {
if ($debug) {
error_log(date('[Y-m-d H:i e] ') . 'Invalid IPN: ' . $req . PHP_EOL, 3, $log_file);
}
}
}
}
$classes[] = 'course-item';
$categories = '';
$separator = ', ';
$title = get_the_title();
$link = get_the_permalink();
$terms = get_the_terms(get_the_id(), 'ib_educator_category');
$options = get_post_meta(get_the_id(), 'wpo_postconfig', true);
$post_id = get_the_id();
$excerpt = training_wpo_excerpt(22, '...');
if (!empty($terms) && !is_wp_error($terms)) {
foreach ($terms as $term) {
$categories .= $term->name . $separator;
}
}
$categories = trim($categories, $separator);
$educator = IB_Educator::get_instance();
$lesson = $educator->get_num_lessons(get_the_id());
?>
<article id="course-<?php
the_ID();
?>
" class="<?php
echo esc_attr(implode(' ', $classes));
?>
">
<?php
if (has_post_thumbnail()) {
?>
<div class="course-image">
<a href="<?php
echo esc_url($link);
/**
* SHORTCODE: output the course prerequisites.
*/
function ib_edu_course_prerequisites($atts, $content = null)
{
$template = IB_Educator_View::locate_template(array('shortcode-course-prerequisites.php'));
if (!$template) {
return;
}
$api = IB_Educator::get_instance();
$prerequisites = $api->get_prerequisites(get_the_ID());
$courses = null;
if (!empty($prerequisites)) {
$courses = get_posts(array('post_type' => 'ib_educator_course', 'post_status' => 'publish', 'include' => $prerequisites));
} else {
$courses = array();
}
ob_start();
include $template;
return ob_get_clean();
}
/**
* Output default user register form.
*
* @param WP_Error $errors
* @param WP_Post $object
*/
public static function register_form($errors, $object)
{
// Get current user.
$user = wp_get_current_user();
$error_codes = is_wp_error($errors) ? $errors->get_error_codes() : array();
// Determine fields that can have multiple errors.
$has_error = self::parse_register_errors($error_codes);
// Setup form.
require_once IBEDUCATOR_PLUGIN_DIR . 'includes/ib-educator-form.php';
$form = new IB_Educator_Form();
$form->default_decorators();
if (!$user->ID) {
// Add account details group.
$form->add_group(array('name' => 'account', 'label' => __('Create an Account', 'ibeducator')));
// Set values.
$form->set_value('account_username', isset($_POST['account_username']) ? $_POST['account_username'] : '');
$form->set_value('account_email', isset($_POST['account_email']) ? $_POST['account_email'] : '');
// Username.
$form->add(array('type' => 'text', 'name' => 'account_username', 'container_id' => 'account-username-field', 'label' => __('Username', 'ibeducator'), 'id' => 'account-username', 'class' => isset($has_error['account_username']) ? 'error' : '', 'required' => true), 'account');
// Email.
$form->add(array('type' => 'text', 'name' => 'account_email', 'container_id' => 'account-email-field', 'label' => __('Email', 'ibeducator'), 'id' => 'account-email', 'class' => isset($has_error['account_email']) ? 'error' : '', 'required' => true), 'account');
}
if (ib_edu_collect_billing_data($object)) {
// Add billing details group.
$form->add_group(array('name' => 'billing', 'label' => __('Billing Details', 'ibeducator')));
// Set values.
$values = IB_Educator::get_instance()->get_billing_data($user->ID);
if (empty($values['country'])) {
$values['country'] = ib_edu_get_location('country');
}
if (empty($values['state'])) {
$values['state'] = ib_edu_get_location('state');
}
$values['first_name'] = $user->ID ? $user->first_name : '';
$values['last_name'] = $user->ID ? $user->last_name : '';
foreach ($values as $key => $value) {
$post_key = 'billing_' . $key;
if (isset($_POST[$post_key])) {
$form->set_value($post_key, $_POST[$post_key]);
} else {
$form->set_value($post_key, $value);
}
}
// First Name.
$form->add(array('type' => 'text', 'name' => 'billing_first_name', 'container_id' => 'billing-first-name-field', 'label' => __('First Name', 'ibeducator'), 'id' => 'billing-first-name', 'class' => in_array('billing_first_name_empty', $error_codes) ? 'error' : '', 'required' => true), 'billing');
// Last Name.
$form->add(array('type' => 'text', 'name' => 'billing_last_name', 'container_id' => 'billing-last-name-field', 'label' => __('Last Name', 'ibeducator'), 'id' => 'billing-last-name', 'class' => in_array('billing_last_name_empty', $error_codes) ? 'error' : '', 'required' => true), 'billing');
// Address.
$form->add(array('type' => 'text', 'name' => 'billing_address', 'container_id' => 'billing-address-field', 'label' => __('Address', 'ibeducator'), 'id' => 'billing-address', 'class' => in_array('billing_address_empty', $error_codes) ? 'error' : '', 'required' => true), 'billing');
// Address Line 2.
$form->add(array('type' => 'text', 'name' => 'billing_address_2', 'container_id' => 'billing-address-2-field', 'label' => __('Address Line 2', 'ibeducator'), 'id' => 'billing-address-2'), 'billing');
// City.
$form->add(array('type' => 'text', 'name' => 'billing_city', 'container_id' => 'billing-city-field', 'label' => __('City', 'ibeducator'), 'id' => 'billing-city', 'class' => in_array('billing_city_empty', $error_codes) ? 'error' : '', 'required' => true), 'billing');
$edu_countries = IB_Educator_Countries::get_instance();
// State.
$state_field = array('name' => 'billing_state', 'container_id' => 'billing-state-field', 'label' => __('State / Province', 'ibeducator'), 'id' => 'billing-state', 'class' => in_array('billing_state_empty', $error_codes) ? 'error' : '', 'required' => true);
$country = $form->get_value('billing_country');
$states = $country ? $edu_countries->get_states($country) : null;
if ($states) {
$state_field['type'] = 'select';
$state_field['options'] = array_merge(array('' => ' '), $states);
unset($states);
} else {
$state_field['type'] = 'text';
}
$form->add($state_field, 'billing');
// Postcode.
$form->add(array('type' => 'text', 'name' => 'billing_postcode', 'container_id' => 'billing-postcode-field', 'label' => __('Postcode / Zip', 'ibeducator'), 'id' => 'billing-postcode', 'class' => in_array('billing_postcode_empty', $error_codes) ? 'error' : '', 'required' => true), 'billing');
// Country.
$form->add(array('type' => 'select', 'name' => 'billing_country', 'container_id' => 'billing-country-field', 'label' => __('Country', 'ibeducator'), 'id' => 'billing-country', 'class' => in_array('billing_country_empty', $error_codes) ? 'error' : '', 'required' => true, 'options' => array_merge(array('' => ' '), $edu_countries->get_countries())), 'billing');
}
$form->display();
}
<?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');
$form->display();
/**
*
*/
function training_wpo_get_course_lessons_index($course_id)
{
$id = get_the_ID();
$api = IB_Educator::get_instance();
$lessons_query = $api->get_lessons($course_id);
$number = 0;
if ($lessons_query && $lessons_query->have_posts()) {
while ($lessons_query->have_posts()) {
$number++;
$lessons_query->the_post();
$student_can_study = ib_edu_student_can_study(get_the_ID());
$options = get_post_meta(get_the_ID(), 'wpo_postconfig_other', true);
?>
<div class="lesson<?php
if (get_the_ID() == $id) {
?>
active<?php
}
?>
">
<span class="number"><?php
echo esc_attr($number);
?>
</span>
<span class="lesson-icon"><i class="<?php
echo training_wpo_related_post();
?>
"></i></span>
<a class="title" href="<?php
the_permalink();
?>
"><?php
the_title();
?>
<?php
if ($student_can_study) {
?>
<i class="zmdi zmdi-check"></i>
<?php
} else {
?>
<span class="zmdi zmdi-lock-outline"></span>
<?php
}
?>
<div class="clearfix"></div>
<?php
if (isset($options['duration']) && $options['duration']) {
?>
<span class="duration"><?php
echo esc_attr($options['duration']);
?>
</span>
<?php
}
?>
</a>
</div>
<?php
}
wp_reset_postdata();
}
}
/**
* This template renders a quiz.
*
* @version 1.1.0
*/
$user_id = get_current_user_id();
if ($user_id == 0) {
echo '<p>';
printf(__('You must be <a href="%s">logged in</a> to take the quiz.', 'ibeducator'), esc_url(wp_login_url(get_permalink())));
echo '</p>';
return;
}
$lesson_id = get_the_ID();
// Get entry data for the current student. Entry status must be "inprogress".
$entry = IB_Educator::get_instance()->get_entry(array('user_id' => $user_id, 'course_id' => ib_edu_get_course_id($lesson_id), 'entry_status' => 'inprogress'));
$entry_id = $entry ? $entry->ID : 0;
if (!$entry_id && 'ib_educator_lesson' == get_post_type()) {
return;
}
$quizzes = Edr_Manager::get('edr_quizzes');
$questions = $quizzes->get_questions($lesson_id);
?>
<?php
if (!empty($questions)) {
?>
<?php
$message = get_query_var('edu-message');
if (!$message) {
$message = ib_edu_message('quiz');
<?php
$api = IB_Educator::get_instance();
// Get entry data for the current student. Entry status must be "inprogress".
$entry = $api->get_entry(array('user_id' => get_current_user_id(), 'course_id' => ib_edu_get_course_id(get_the_ID()), 'entry_status' => 'inprogress'));
if (!$entry) {
return;
}
$lesson_id = get_the_ID();
$questions = $api->get_questions(array('lesson_id' => $lesson_id));
?>
<?php
if ($questions) {
?>
<?php
$message = get_query_var('edu-message');
if (!$message) {
$message = ib_edu_message('quiz');
}
if ($message) {
switch ($message) {
case 'empty-answers':
echo '<div class="ib-edu-message error">' . __('Please answer all questions before submitting the quiz.', 'ibeducator') . '</div>';
break;
case 'quiz-submitted':
echo '<div class="ib-edu-message success">' . __('Thank you. The quiz has been accepted.', 'ibeducator') . '</div>';
break;
}
}
$quiz_submitted = $api->is_quiz_submitted($lesson_id, $entry->ID);
/**
* Prepare items.
* Fetch and setup payments(items).
*/
public function prepare_items()
{
$this->_column_headers = array($this->get_columns(), array(), $this->get_sortable_columns());
$statuses = edr_get_payment_statuses();
$args = array('per_page' => $this->get_items_per_page('payments_per_page', 10), 'page' => $this->get_pagenum());
if (!empty($_GET['status']) && array_key_exists($_GET['status'], $statuses)) {
$args['payment_status'] = array($_GET['status']);
}
if (!empty($_GET['id'])) {
$args['payment_id'] = $_GET['id'];
}
if (!empty($_GET['payment_type'])) {
$args['payment_type'] = $_GET['payment_type'];
}
$payments = IB_Educator::get_instance()->get_payments($args);
if (!empty($payments)) {
$this->set_pagination_args(array('total_items' => $payments['num_items'], 'per_page' => $args['per_page']));
$this->items = $payments['rows'];
}
}
