1<?php
  2/**
  3 * Customize API: WP_Customize_Upload_Control class
  4 *
  5 * @package WordPress
  6 * @subpackage Customize
  7 * @since 4.4.0
  8 */
  9
 10/**
 11 * Customize Upload Control Class.
 12 *
 13 * @since 3.4.0
 14 *
 15 * @see WP_Customize_Media_Control
 16 */
 17class WP_Customize_Upload_Control extends WP_Customize_Media_Control {
 18	/**
 19	 * Control type.
 20	 *
 21	 * @since 3.4.0
 22	 * @var string
 23	 */
 24	public $type = 'upload';
 25
 26	/**
 27	 * Media control mime type.
 28	 *
 29	 * @since 4.1.0
 30	 * @var string
 31	 */
 32	public $mime_type = '';
 33
 34	/**
 35	 * Button labels.
 36	 *
 37	 * @since 4.1.0
 38	 * @var array
 39	 */
 40	public $button_labels = array();
 41
 42	public $removed = '';         // Unused.
 43	public $context;              // Unused.
 44	public $extensions = array(); // Unused.
 45
 46	/**
 47	 * Refresh the parameters passed to the JavaScript via JSON.
 48	 *
 49	 * @since 3.4.0
 50	 *
 51	 * @uses WP_Customize_Media_Control::to_json()
 52	 */
 53	public function to_json() {
 54		parent::to_json();
 55
 56		$value = $this->value();
 57		if ( $value ) {
 58			// Get the attachment model for the existing file.
 59			$attachment_id = attachment_url_to_postid( $value );
 60			if ( $attachment_id ) {
 61				$this->json['attachment'] = wp_prepare_attachment_for_js( $attachment_id );
 62			}
 63		}
 64	}
 65}
 66