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/ld-course-info-widget.php

Created November 17, 2016 23:22
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Course Info widget
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ld-course-info-widget.php
<?php
/**
* Course info and navigation widgets
*
* @since 2.1.0
*
* @package LearnDash\Widgets
*/
// This filter will parse the text of the widget for shortcodes.
add_filter( 'widget_text', 'do_shortcode' );
class LearnDash_Course_Info_Widget extends WP_Widget {
/**
* Setup Course Info Widget
*/
function __construct() {
$widget_ops = array(
'classname' => 'widget_ldcourseinfo',
'description' => sprintf( _x( 'LearnDash - %s attempt and score information of users. Visible only to users logged in.', 'placeholders: course', 'learndash' ), LearnDash_Custom_Label::get_label( 'course' ) )
);
$control_ops = array(); //'width' => 400, 'height' => 350);
parent::__construct( 'ldcourseinfo', sprintf( _x( '%s Information', 'Course Information', 'learndash' ), LearnDash_Custom_Label::get_label( 'course' ) ), $widget_ops, $control_ops );
}
/**
* Displays widget
*
* @since 2.1.0
*
* @param array $args widget arguments
* @param array $instance widget instance
* @return string widget output
*/
function widget( $args, $instance ) {
global $learndash_shortcode_used;
extract( $args );
/**
* Filter widget title
*
* @since 2.1.0
*
* @param string
*/
$title = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance );
if ( empty( $user_id ) ) {
$current_user = wp_get_current_user();
if ( empty( $current_user->ID ) ) {
return;
}
$user_id = $current_user->ID;
}
$courseinfo = learndash_course_info( $user_id );
if ( empty( $courseinfo ) ) {
return;
}
echo $before_widget;
if ( ! empty( $title ) ) {
echo $before_title . $title . $after_title;
}
echo $courseinfo;
echo $after_widget;
$learndash_shortcode_used = true;
}
/**
* Handles widget updates in admin
*
* @since 2.1.0
*
* @param array $new_instance
* @param array $old_instance
* @return array $instance
*/
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags( $new_instance['title'] );
return $instance;
}
/**
* Display widget form in admin
*
* @since 2.1.0
*
* @param array $instance widget instance
*/
function form( $instance ) {
$instance = wp_parse_args( (array) $instance, array( 'title' => '' ) );
$title = strip_tags( $instance['title'] );
//$text = format_to_edit($instance['text']);
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'learndash' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />
</p>
<?php
}
}
add_action( 'widgets_init', create_function( '', 'return register_widget("LearnDash_Course_Info_Widget");' ) );
class LearnDash_Course_Navigation_Widget extends WP_Widget {
/**
* Setup Course Navigation Widget
*/
function __construct() {
$widget_ops = array(
'classname' => 'widget_ldcoursenavigation',
'description' => sprintf( _x( 'LearnDash - %s Navigation. Shows lessons and topics on the current course.', 'LearnDash - Course Navigation. Shows lessons and topics on the current course.', 'learndash' ), LearnDash_Custom_Label::get_label( 'course' ) )
);
$control_ops = array(); //'width' => 400, 'height' => 350);
parent::__construct( 'widget_ldcoursenavigation', sprintf( _x( '%s Navigation', 'Course Navigation Label', 'learndash' ), LearnDash_Custom_Label::get_label( 'course' ) ), $widget_ops, $control_ops );
}
/**
* Displays widget
*
* @since 2.1.0
*
* @param array $args widget arguments
* @param array $instance widget instance
* @return string widget output
*/
function widget( $args, $instance ) {
global $learndash_shortcode_used;
global $post;
if ( empty( $post->ID ) || ! is_single() ) {
return;
}
$course_id = learndash_get_course_id( $post->ID );
if ( empty( $course_id ) ) {
return;
}
extract( $args );
/**
* Filter widget title
*
* @since 2.1.0
*
* @param string
*/
$title = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance );
echo $before_widget;
if ( ! empty( $title ) ) {
echo $before_title . $title . $after_title;
}
learndash_course_navigation( $course_id );
echo $after_widget;
$learndash_shortcode_used = true;
}
/**
* Handles widget updates in admin
*
* @since 2.1.0
*
* @param array $new_instance
* @param array $old_instance
* @return array $instance
*/
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags( $new_instance['title'] );
return $instance;
}
/**
* Display widget form in admin
*
* @since 2.1.0
*
* @param array $instance widget instance
*/
function form( $instance ) {
$instance = wp_parse_args( (array) $instance, array( 'title' => '' ) );
$title = strip_tags( $instance['title'] );
//$text = format_to_edit($instance['text']);
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'learndash' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />
</p>
<?php
}
}
add_action( 'widgets_init', create_function( '', 'return register_widget("LearnDash_Course_Navigation_Widget");' ) );
/**
* Outputs course navigation template for widget
*
* @since 2.1.0
*
* @param int $course_id course id
* @return string course navigation output
*/
function learndash_course_navigation( $course_id ) {
$course = get_post( $course_id );
if ( empty( $course->ID ) || $course_id != $course->ID ) {
return;
}
$course = get_post( $course_id );
if ( empty( $course->ID ) || $course->post_type != 'sfwd-courses' ) {
return;
}
$course_settings = learndash_get_setting( $course );
$lessons = learndash_get_course_lessons_list( $course );
include( SFWD_LMS::get_template(
'course_navigation_widget',
array(
'course_id' => $course_id,
'course' => $course,
'lessons' => $lessons,
),
null,
true
));
}
/**
* Outputs course navigation admin template for widget
*
* @since 2.1.0
*
* @param int $course_id course id
* @return string course navigation output
*/
function learndash_course_navigation_admin( $course_id ) {
$course = get_post( $course_id );
if ( empty( $course->ID ) || $course_id != $course->ID ) {
return;
}
$course = get_post( $course_id );
if ( empty( $course->ID ) || $course->post_type != 'sfwd-courses' ) {
return;
}
$course_settings = learndash_get_setting( $course );
$lessons = learndash_get_course_lessons_list( $course );
include( SFWD_LMS::get_template(
'course_navigation_admin',
array(
'course_id' => $course_id,
'course' => $course,
'lessons' => $lessons,
),
null,
true
));
}
/**
* Register course navigation meta box for admin
*
* @since 2.1.0
*/
function learndash_course_navigation_admin_box() {
$post_types = array('sfwd-courses', 'sfwd-lessons', 'sfwd-quiz', 'sfwd-topic');
foreach( $post_types as $post_type ) {
add_meta_box( 'learndash_course_navigation_admin_meta', __( 'Associated Content', 'learndash' ), 'learndash_course_navigation_admin_box_content', $post_type, 'side', 'high' );
}
}
add_action( 'add_meta_boxes', 'learndash_course_navigation_admin_box' );
/**
* Add content to course navigation meta box for admi
*
* @since 2.1.0
*/
function learndash_course_navigation_admin_box_content() {
$course_id = learndash_get_course_id( @$_GET['post'] );
if ( empty( $course_id ) ) {
return;
}
learndash_course_navigation_admin( $course_id );
}
/**
* Get course info html output for user (helper function)
*
* @since 2.1.0
*
* @param int $user_id
* @return string course info output
*/
function learndash_course_info( $user_id ) {
return SFWD_LMS::get_course_info( $user_id );
}
/**
* Shortcode get course info html output for user (helper function)
*
* @since 2.1.0
*
* @param array $atts shortcode attributes
* @return string course info output
*/
function learndash_course_info_shortcode( $atts ) {
global $learndash_shortcode_used;
if ( isset( $atts['user_id'] ) ) {
$user_id = $atts['user_id'];
} else {
$current_user = wp_get_current_user();
if ( empty( $current_user->ID ) ) {
return;
}
$user_id = $current_user->ID;
}
$learndash_shortcode_used = true;
return SFWD_LMS::get_course_info( $user_id );
}
add_shortcode( 'ld_course_info', 'learndash_course_info_shortcode' );
/**
* Shortcoude output profile for user
*
* @since 2.1.0
*
* @param array $atts shortcode attributes
* @return string output profile for user
*/
function learndash_profile( $atts ) {
global $learndash_shortcode_used;
if ( isset( $atts['user_id'] ) ) {
$user_id = $atts['user_id'];
} else {
$current_user = wp_get_current_user();
if ( empty( $current_user->ID ) ) {
return;
}
$user_id = $current_user->ID;
}
$user_courses = ld_get_mycourses( $user_id );
if ( empty( $current_user ) ) {
$current_user = get_user_by( 'id', $user_id );
}
$usermeta = get_user_meta( $user_id, '_sfwd-quizzes', true );
$quiz_attempts_meta = empty( $usermeta ) ? false : $usermeta;
$quiz_attempts = array();
if ( ! empty( $quiz_attempts_meta ) ) {
foreach ( $quiz_attempts_meta as $quiz_attempt ) {
$c = learndash_certificate_details( $quiz_attempt['quiz'], $user_id );
$quiz_attempt['post'] = get_post( $quiz_attempt['quiz'] );
$quiz_attempt['percentage'] = ! empty( $quiz_attempt['percentage'] ) ? $quiz_attempt['percentage'] : ( ! empty( $quiz_attempt['count'] ) ? $quiz_attempt['score'] * 100 / $quiz_attempt['count'] : 0 );
if ( $user_id == get_current_user_id() && ! empty( $c['certificateLink'] ) && ( ( isset( $quiz_attempt['percentage'] ) && $quiz_attempt['percentage'] >= $c['certificate_threshold'] * 100 ) ) ) {
$quiz_attempt['certificate'] = $c;
}
$quiz_attempts[learndash_get_course_id( $quiz_attempt['quiz'] )][] = $quiz_attempt;
}
}
$learndash_shortcode_used = true;
return SFWD_LMS::get_template( 'profile', array(
'user_id' => $user_id,
'quiz_attempts' => $quiz_attempts,
'current_user' => $current_user,
'user_courses' => $user_courses,
)
);
}
add_shortcode( 'ld_profile', 'learndash_profile' );
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