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Your IP : 3.21.43.104
<?php
namespace PrestoPlayer\Integrations\LearnDash;
use PrestoPlayer\Models\Post;
use PrestoPlayer\Support\Utility;
use PrestoPlayer\Contracts\Service;
class LearnDash implements Service {
public function register() {
add_action(
'plugins_loaded',
function () {
if ( ! self::isEnabled() ) {
return;
}
add_filter( 'learndash_settings_fields', array( $this, 'settingsFields' ), 10, 2 );
add_filter( 'ld_video_provider', array( $this, 'addProvider' ), 10, 2 );
add_filter( 'presto-settings-block-js-options', array( $this, 'jsOptions' ) );
add_filter( 'get_post_metadata', array( $this, 'filterVideoURL' ), 10, 3 );
add_filter( 'presto_player/block/default_attributes', array( $this, 'addVideoAttributes' ) );
add_filter( 'presto_player/templates/player_tag', array( $this, 'addPlayerTags' ) );
}
);
}
/**
* Add tags to player
*
* @param array $data
* @return void
*/
public function addPlayerTags( $data ) {
if ( empty( $data['cookieKey'] ) || empty( $data['videoProgress'] ) ) {
return;
}
ob_start();
?>
data-video-cookie-key="<?php echo $data['cookieKey']; ?>"
data-video-progression="<?php echo $data['videoProgress']; ?>"
data-video-provider="presto"
<?php
echo ob_get_clean();
}
/**
* Add attributes to video for video progression
*
* @param array $attributes
* @return array
*/
public function addVideoAttributes( $attributes ) {
global $post;
// bail if not a learndash post type
if ( ! self::isLearnDashPost( $post ) ) {
return $attributes;
}
$logic_video = true;
$video_id = ! empty( $attributes['id'] ) ? '(presto-' . $attributes['id'] . ')' : '(presto)';
$video_completed = $this->stepIsCompleted( $post->ID );
if ( $video_completed ) {
$logic_video = false;
} else {
// get lesson settings
$step_settings = learndash_get_setting( $post );
if ( 'BEFORE' === ( $step_settings['lesson_video_shown'] ?? '' ) ) {
$logic_video = true;
$topics = learndash_get_topic_list( $post->ID );
if ( ! empty( $topics ) ) {
$progress = learndash_get_course_progress( null, $topics[0]->ID );
if ( ! empty( $progress ) ) {
$topics_completed = 0;
foreach ( $progress['posts'] as $topic ) {
if ( (int) 1 === (int) $topic->completed ) {
++$topics_completed;
break;
}
}
if ( ! empty( $topics_completed ) ) {
$logic_video = false;
}
}
}
}
}
if ( true === $logic_video ) {
$logic_video_str = 'true';
} else {
$logic_video_str = 'false';
}
$attributes['cookieKey'] = $this->buildVideoCookieKey( $video_id );
$attributes['videoProgress'] = $logic_video_str;
return $attributes;
}
/**
* Build unique video progress cookie key. This is used to track the video state
* in the user's browser.
*
* @param integer $attach_id attachment ID of the video
*
* @return string $cookie_key.
*/
public function buildVideoCookieKey( $attach_id = '' ) {
$cookie_key = '';
$cookie_key = $this->getNonceSlug();
if ( ( isset( $attach_id ) ) && ( ! empty( $attach_id ) ) ) {
$lesson_video_url = trim( $attach_id );
$lesson_video_url = html_entity_decode( $lesson_video_url );
$cookie_key .= '_' . $lesson_video_url;
}
$cookie_key = 'learndash-video-progress-' . md5( $cookie_key );
return $cookie_key;
}
/**
* Utility function to get the nonce slug.
*
* @since 3.2.3
*/
protected function getNonceSlug() {
$post_id = get_the_ID();
$step_id = $post_id;
$course_id = learndash_get_course_id( $post_id );
$user_id = (int) get_current_user_id();
return 'learndash_video_' . $user_id . '_' . $course_id . '_' . $step_id;
}
/**
* Dynamically replace (presto) with (presto-$video_id)
*
* @param mixed $value
* @param integer $object_id
* @param string $meta_key
*
* @return mixed
*/
public function filterVideoURL( $value, $object_id, $meta_key ) {
// prevent recursion
remove_filter( current_filter(), __FUNCTION__ );
// only learndash meta
if ( ! in_array( $meta_key, array( '_sfwd-topic', '_sfwd-lessons' ) ) ) {
return $value;
}
// get meta
$meta_cache = wp_cache_get( $object_id, 'post_meta' );
if ( ! $meta_cache ) {
$meta_cache = update_meta_cache( 'post', array( $object_id ) );
if ( isset( $meta_cache[ $object_id ] ) ) {
$meta_cache = $meta_cache[ $object_id ];
} else {
$meta_cache = null;
}
}
if ( ! $meta_key ) {
return $meta_cache;
}
if ( isset( $meta_cache[ $meta_key ] ) ) {
$saved = maybe_unserialize( $meta_cache[ $meta_key ][0] );
if ( is_array( $saved ) ) {
$key = array_key_exists( 'sfwd-lessons_lesson_video_url', $saved ) ? 'sfwd-lessons_lesson_video_url' : '';
$key = array_key_exists( 'sfwd-topic_lesson_video_url', $saved ) ? 'sfwd-topic_lesson_video_url' : $key;
}
if ( ! $key ) {
return $value;
}
if ( strpos( $saved[ $key ], '(presto' ) === false ) {
return $value;
}
$post_model = new Post( get_post( $object_id ) );
$video_id = $post_model->findVideoId();
$saved[ $key ] = "(presto-$video_id)";
$meta_cache[ $meta_key ][0] = $saved;
return $meta_cache[ $meta_key ];
}
return $value;
}
/**
* Pass javascript options to presto player
*
* @param array $options
* @return void
*/
public function jsOptions( $options ) {
if ( self::isEnabled() ) {
global $post;
$settings = learndash_get_setting( $post );
if ( ! empty( $settings['lesson_video_auto_complete_delay'] ) ) {
$post_type_obj = get_post_type_object( $post->post_type );
$settings['videos_auto_complete_delay_message'] = sprintf(
// translators: placeholders: 1. Lesson or Topic label, 2. span for counter.
wp_kses_post( _x( '<p class="ld-video-delay-message">%1$s will auto complete in %2$s seconds</p>', 'placeholders: 1. Lesson or Topic label, 2. span for counter', 'learndash' ) ),
$post_type_obj->labels->singular_name,
'<span class="time-countdown">' . $settings['lesson_video_auto_complete_delay'] . '</span>'
);
}
$options['learndash'] = $settings;
}
return $options;
}
/**
* Is LearnDash enabled?
*
* @return boolean
*/
public static function isEnabled() {
return defined( 'LEARNDASH_VERSION' );
}
/**
* Should the video load on the learndash page
*
* @return boolean
*/
public static function shouldVideoLoad() {
global $post;
// bail if not a learndash post type
if ( ! self::isLearnDashPost( $post ) ) {
return true;
}
// step is completed, load video
if ( self::stepIsCompleted( $post ) ) {
return true;
}
// check if lesson steps are complete
return self::areStepsComplete( $post );
}
/**
* Is this a learndash post?
*
* @param \WP_Post $post
* @return boolean
*/
public static function isLearnDashPost( $post ) {
if ( ! $post ) {
return false;
}
return in_array( $post->post_type, array( 'sfwd-lessons', 'sfwd-topic' ) );
}
/**
* Is the learndash step completed
*
* @param \WP_Post $post
* @return bool
*/
public static function stepIsCompleted( $post ) {
if ( ! function_exists( 'learndash_get_course_progress' ) ) {
return true;
}
global $post;
$progress = learndash_get_course_progress( null, $post->ID );
return ( ! empty( $progress['this'] ) ) && ( $progress['this'] instanceof \WP_Post ) && ( true === (bool) $progress['this']->completed );
}
/**
* Are lesson/topic steps complete?
*
* @param \WP_Post $post
* @return boolean
*/
public static function areStepsComplete( \WP_Post $post ) {
// get lesson settings
$lesson_settings = learndash_get_setting( $post );
// we're only concerned with "AFTER"
if ( 'AFTER' !== ( $lesson_settings['lesson_video_shown'] ?? '' ) ) {
return true;
}
// if this is a lesson, check if topics are completed
if ( $post->post_type === 'sfwd-lessons' ) {
if ( ! learndash_lesson_topics_completed( $post->ID ) ) {
return false;
}
}
// quizes must also be completed
return self::areQuizzesCompleted( $post );
}
/**
* Are quizzes completed?
*
* @param \WP_Post $post
* @return boolean
*/
public static function areQuizzesCompleted( \WP_Post $post ) {
// quizes must also be completed
$quizzes_completed = true;
$lesson_quizzes_list = learndash_get_lesson_quiz_list( $post->ID );
if ( ! empty( $lesson_quizzes_list ) ) {
foreach ( $lesson_quizzes_list as $quiz ) {
if ( 'completed' !== $quiz['status'] ) {
$quizzes_completed = false;
break;
}
}
}
return (bool) $quizzes_completed;
}
/**
* Add our video provider to learndash
*
* @param array $video_data
* @param array $step_settings
* @return array
*/
public function addProvider( $video_data, $step_settings ) {
if ( strpos( $step_settings['lesson_video_url'], '(presto' ) !== false ) {
return 'presto';
}
return $video_data;
}
/**
* Adds our setting to the lesson settings page
*
* @param array $settings
* @param string $meta_box_key
* @return array
*/
public function settingsFields( $settings, $meta_box_key ) {
// if it's not one of these settings pages, bail
if ( ! in_array( $meta_box_key, array( 'learndash-lesson-display-content-settings', 'learndash-topic-display-content-settings' ) ) ) {
return $settings;
}
$setting = array(
'lesson_use_presto_video' => array(
'name' => 'lesson_use_presto_video',
'label' => esc_html__( 'Use Presto Video', 'learndash' ),
'type' => 'checkbox-switch',
'value' => ! empty( $settings['use_presto_video'] ) ? $settings['use_presto_video'] : '',
'help_text' => esc_html__( 'Use the Presto Player video in your post content for video progression.', 'learndash' ),
'default' => '',
'options' => array(
'on' => esc_html__( 'The presto video in this post will be used for video progression.', 'learndash' ),
'' => '',
),
'parent_setting' => 'lesson_video_enabled',
),
);
// insert before video url
$settings = Utility::arrayInsert( $settings, $setting, 'lesson_video_url', 'before' );
return $settings;
}
}