<?php

/**

 * Customize API: WP_Customize_Upload_Control class

 *

 * @package WordPress

 * @subpackage Customize

 * @since 4.4.0

 */

/**

 * Customize Upload Control Class.

 *

 * @since 3.4.0

 *

 * @see WP_Customize_Media_Control

 */

class WP_Customize_Upload_Control extends WP_Customize_Media_Control {

	/**

	 * Control type.

	 *

	 * @since 3.4.0

	 * @var string

	 */

	public $type = 'upload';

	/**

	 * Media control mime type.

	 *

	 * @since 4.1.0

	 * @var string

	 */

	public $mime_type = '';

	/**

	 * Button labels.

	 *

	 * @since 4.1.0

	 * @var array

	 */

	public $button_labels = array();

	public $removed = '';         // Unused.

	public $context;              // Unused.

	public $extensions = array(); // Unused.

	/**

	 * Refresh the parameters passed to the JavaScript via JSON.

	 *

	 * @since 3.4.0

	 *

	 * @uses WP_Customize_Media_Control::to_json()

	 */

	public function to_json() {

		parent::to_json();

		$value = $this->value();

		if ( $value ) {

			// Get the attachment model for the existing file.

			$attachment_id = attachment_url_to_postid( $value );

			if ( $attachment_id ) {

				$this->json['attachment'] = wp_prepare_attachment_for_js( $attachment_id );

			}

		}

	}

}