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<?php

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/**

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* @package Themify Builder Pro

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* @link https://themify.me/

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class Tbp_Dynamic_Item_PTBAudioPlaylist extends Tbp_Dynamic_Item {

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function is_available() {

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return function_exists( 'run_ptb' );

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}

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function get_category() {

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return 'ptb';

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}

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function get_type() {

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return array( 'wp_editor' );

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}

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function get_label() {

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return __( 'PTB Custom Fields (Audio Playlist)', 'tbp' );

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}

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function get_value( $args = array() ) {

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$value = '';

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if ( ! empty( $args['field'] ) ) {

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$field_name = explode( ':', $args['field'] );

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$cf_value = get_post_meta( get_the_ID(), "ptb_{$field_name[1]}", true );

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if ( isset( $cf_value['url'] ) && is_array( $cf_value['url'] ) ) {

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$value = $this->make_playlist( $cf_value );

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}

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}

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return $value;

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}

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/**

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* Create audio playlist

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* Modified version of wp_playlist_shortcode() where it also support external audio.

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* @return string

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function make_playlist( $value ) {

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if ( is_feed() ) {

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$output = "\n";

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foreach ( $value['url'] as $audio ) {

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$output .= $audio . "\n";

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}

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return $output;

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}

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$tracks = array();

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foreach ( $value['url'] as $i => $url ) {

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$attachment_id = attachment_url_to_postid( $url );

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$ftype = wp_check_filetype( $url, wp_get_mime_types() );

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$track = array(

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'src' => $url,

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'type' => $ftype['type'],

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'title' => $value['title'][ $i ],

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'caption' => $value['description'][ $i ],

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);

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$track['meta'] = array();

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$meta = false;

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if ( $attachment_id ) {

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$meta = wp_get_attachment_metadata( $attachment_id );

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}

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if ( ! empty( $meta ) ) {

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$attachment_post = get_post( $attachment_id );

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foreach ( wp_get_attachment_id3_keys( $attachment_post ) as $key => $label ) {

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if ( ! empty( $meta[ $key ] ) ) {

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$track['meta'][ $key ] = $meta[ $key ];

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}

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}

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}

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if ( $attachment_id ) {

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$thumb_id = get_post_thumbnail_id( $attachment_id );

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if ( ! empty( $thumb_id ) ) {

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list( $src, $width, $height ) = wp_get_attachment_image_src( $thumb_id, 'full' );

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$track['image'] = compact( 'src', 'width', 'height' );

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list( $src, $width, $height ) = wp_get_attachment_image_src( $thumb_id, 'thumbnail' );

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$track['thumb'] = compact( 'src', 'width', 'height' );

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} else {

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$src = wp_mime_type_icon( $attachment->ID );

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$width = 48;

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$height = 64;

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$track['image'] = compact( 'src', 'width', 'height' );

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$track['thumb'] = compact( 'src', 'width', 'height' );

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}

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}

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$tracks[] = $track;

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}

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return Themify_Enqueue_Assets::audio_playlist( array(

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'type' => 'audio',

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'tracks' => $tracks,

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) );

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}

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function get_options() {

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$options = array();

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/* collect "text" field types in all post types */

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$ptb = PTB::$options->get_custom_post_types();

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foreach ( $ptb as $post_type_key => $post_type ) {

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if ( is_array( $post_type->meta_boxes ) ) {

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foreach ( $post_type->meta_boxes as $key => $field ) {

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if ( $field['type'] === 'audio' ) {

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$label = PTB_Utils::get_label( $post_type->plural_label );

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$name = PTB_Utils::get_label( $field['name'] );

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$options[ "{$post_type_key}:{$key}" ] = sprintf( '%s: %s', $label, $name );

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}

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}

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}

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}

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return array(

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array(

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'label' => __( 'Field', 'tbp' ),

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'id' => 'field',

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'type' => 'select',

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'options' => $options,

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);

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}

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}

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