class-ld-rest-courses-steps-controller.php
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<?php
/**
* LearnDash REST API V1 Courses Steps Controller.
*
* @since 2.5.8
* @package LearnDash\REST\V1
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ( ! class_exists( 'LD_REST_Courses_Steps_Controller_V1' ) ) && ( class_exists( 'LD_REST_Posts_Controller_V1' ) ) ) {
/**
* Class LearnDash REST API V1 Courses Steps Controller.
*
* @since 2.5.8
*/
class LD_REST_Courses_Steps_Controller_V1 extends LD_REST_Posts_Controller_V1 /* phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedClassFound */ {
/**
* Enrolled courses
*
* @var array
*/
protected $enrolled_courses = array();
/**
* Supported Collection Parameters.
*
* @since 2.5.8
*
* @var array $supported_collection_params.
*/
private $supported_collection_params = array(
'filter' => 'filter',
);
/**
* Public constructor for class
*
* @since 2.5.8
*
* @param string $post_type Post type.
*/
public function __construct( $post_type = '' ) {
$this->post_type = 'sfwd-courses';
$this->taxonomies = array();
parent::__construct( $this->post_type );
$this->namespace = LEARNDASH_REST_API_NAMESPACE . '/' . $this->version;
$this->rest_base = LearnDash_Settings_Section::get_section_setting( 'LearnDash_Settings_Section_General_REST_API', 'sfwd-courses' );
}
/**
* Registers the routes for the objects of the controller.
*
* @since 2.5.8
*
* @see register_rest_route() in WordPress core.
*/
public function register_routes() {
$this->register_fields();
$schema = $this->get_item_schema();
$get_item_args = array(
'context' => $this->get_context_param( array( 'default' => 'view' ) ),
);
if ( isset( $schema['properties']['password'] ) ) {
$get_item_args['password'] = array(
'description' => esc_html__( 'The password for the post if it is password protected.', 'learndash' ),
'type' => 'string',
);
}
register_rest_route(
$this->namespace,
'/' . $this->rest_base . '/(?P<id>[\d]+)/steps',
array(
'args' => array(
'id' => array(
// translators: course.
'description' => sprintf( esc_html_x( '%s ID to enroll user into.', 'placeholder: course', 'learndash' ), learndash_get_custom_label( 'course' ) ),
'required' => true,
'type' => 'integer',
),
),
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_course_steps' ),
'permission_callback' => array( $this, 'get_course_steps_permissions_check' ),
'args' => $this->get_collection_params(),
),
array(
'methods' => WP_REST_Server::EDITABLE,
'callback' => array( $this, 'update_course_steps' ),
'permission_callback' => array( $this, 'update_course_steps_permissions_check' ),
'args' => $this->get_collection_params(),
),
'schema' => array( $this, 'get_schema' ),
)
);
}
/**
* Gets the course steps schema.
*
* @return array
*/
public function get_schema() {
$schema = array(
'$schema' => 'http://json-schema.org/draft-04/schema#',
'title' => 'course-step',
'parent' => 'course',
'type' => 'object',
'properties' => array(
'id' => array(
'description' => __( 'Unique identifier for the object.', 'learndash' ),
'type' => 'integer',
'context' => array( 'view', 'edit', 'embed' ),
'readonly' => true,
),
'type' => array(
// translators: placeholder: course.
'description' => sprintf( esc_html_x( 'The %s step type.', 'placeholder: course', 'learndash' ), learndash_get_custom_label_lower( 'course' ) ),
'type' => 'string',
'enum' => array(
'all',
'h',
'l',
't',
'r',
),
'context' => array( 'view', 'edit' ),
),
),
);
return $schema;
}
/**
* Get collection parameters
*
* @return array
*/
public function get_collection_params() {
$query_params_default = parent::get_collection_params();
$query_params_default['context']['default'] = 'view';
$query_params = array();
$query_params['context'] = $query_params_default['context'];
$query_params['type'] = array(
'description' => __( 'Filter returned results by step type.', 'learndash' ),
'type' => 'string',
'default' => 'all',
'enum' => array(
'all',
'h',
'l',
't',
'r',
),
);
return $query_params;
}
/**
* Course steps permissions check
*
* @param WP_REST_Request $request WP_REST_Request instance.
*/
public function get_course_steps_permissions_check( $request ) {
if ( is_user_logged_in() ) {
if ( learndash_is_admin_user() ) {
if ( LearnDash_Settings_Section::get_section_setting( 'LearnDash_Settings_Section_General_Admin_User', 'courses_autoenroll_admin_users' ) === 'yes' ) {
return true;
}
}
$this->enrolled_courses = learndash_user_get_enrolled_courses( get_current_user_id() );
// Ensure the user has some courses.
if ( ! empty( $this->enrolled_courses ) ) {
// Secondary check if they are wanting steps for a specific course ID.
$course_id = $request['id'];
if ( ! empty( $course_id ) ) {
// And if that course ID is in their enrolled courses.
if ( in_array( $course_id, $this->enrolled_courses ) ) { // phpcs:ignore WordPress.PHP.StrictInArray.MissingTrueStrict
$this->enrolled_courses = array( $course_id );
return true;
}
} else {
// If user has enrolled courses but not requesting a specific course then good to go.
return true;
}
}
}
}
/**
* Get course steps
*
* @param WP_REST_Request $request WP_REST_Request instance.
*/
public function get_course_steps( $request ) {
$current_user_id = get_current_user_id();
if ( empty( $current_user_id ) ) {
return new WP_Error( 'rest_not_logged_in', esc_html__( 'You are not currently logged in.', 'learndash' ), array( 'status' => 401 ) );
}
$current_user = wp_get_current_user();
$course = $this->get_post( $request['id'] );
if ( is_wp_error( $course ) ) {
return $course;
}
$ld_course_steps_object = LDLMS_Factory_Post::course_steps( intval( $course->ID ) );
$course_steps = $ld_course_steps_object->get_steps( $request['type'] );
$data = $course_steps;
// Create the response object.
$response = rest_ensure_response( $data );
// Add a custom status code.
$response->set_status( 200 );
return $response;
}
/**
* Update course steps permissions check
*
* @param WP_REST_Request $request WP_REST_Request instance.
*/
public function update_course_steps_permissions_check( $request ) {
if ( learndash_is_admin_user() ) {
return true;
}
}
/**
* Update course steps
*
* @param WP_REST_Request $request WP_REST_Request instance.
*
* @return WP_REST_REQUEST
*/
public function update_course_steps( $request ) {
$current_user_id = get_current_user_id();
if ( empty( $current_user_id ) ) {
return new WP_Error( 'rest_not_logged_in', esc_html__( 'You are not currently logged in.', 'learndash' ), array( 'status' => 401 ) );
}
$current_user = wp_get_current_user();
$course = $this->get_post( $request['id'] );
if ( is_wp_error( $course ) ) {
return $course;
}
$ld_course_steps_object = LDLMS_Factory_Post::course_steps( intval( $course->ID ) );
$body = $request->get_body();
if ( ! empty( $body ) ) {
$body = json_decode( $body, true );
if ( ( $body ) && ( json_last_error() == JSON_ERROR_NONE ) ) {
$steps = array();
$steps['sfwd-lessons'] = array();
$steps['sfwd-quiz'] = array();
if ( ( isset( $body['sfwd-lessons'] ) ) && ( ! empty( $body['sfwd-lessons'] ) ) ) {
foreach ( $body['sfwd-lessons'] as $lesson_id => $lesson_set ) {
$steps['sfwd-lessons'][ $lesson_id ] = array();
$steps['sfwd-lessons'][ $lesson_id ]['sfwd-topic'] = array();
$steps['sfwd-lessons'][ $lesson_id ]['sfwd-quiz'] = array();
if ( ( isset( $lesson_set['sfwd-topic'] ) ) && ( ! empty( $lesson_set['sfwd-topic'] ) ) ) {
foreach ( $lesson_set['sfwd-topic'] as $topic_id => $topic_set ) {
$steps['sfwd-lessons'][ $lesson_id ]['sfwd-topic'][ $topic_id ] = array();
$steps['sfwd-lessons'][ $lesson_id ]['sfwd-topic'][ $topic_id ]['sfwd-quiz'] = array();
if ( ( isset( $topic_set['sfwd-quiz'] ) ) && ( ! empty( $topic_set['sfwd-quiz'] ) ) ) {
foreach ( $topic_set['sfwd-quiz'] as $quiz_id => $quiz_set ) {
$steps['sfwd-lessons'][ $lesson_id ]['sfwd-topic'][ $topic_id ]['sfwd-quiz'][ $quiz_id ] = array();
}
}
}
}
if ( ( isset( $lesson_set['sfwd-quiz'] ) ) && ( ! empty( $lesson_set['sfwd-quiz'] ) ) ) {
foreach ( $lesson_set['sfwd-quiz'] as $quiz_id => $quiz_set ) {
$steps['sfwd-lessons'][ $lesson_id ]['sfwd-quiz'][ $quiz_id ] = array();
}
}
}
}
if ( ( isset( $body['sfwd-quiz'] ) ) && ( ! empty( $body['sfwd-quiz'] ) ) ) {
$steps['sfwd-quiz'] = $body['sfwd-quiz'];
}
$ld_course_steps_object->set_steps( $steps );
}
}
$ld_course_steps_object->load_steps();
$course_steps = $ld_course_steps_object->get_steps( 'h' );
$data = $course_steps;
// Create the response object.
$response = rest_ensure_response( $data );
// Add a custom status code.
$response->set_status( 200 );
return $response;
}
// End of functions.
}
}