<?php
/**
 * Customize API: WP_Customize_Background_Image_Control class
 *
 * @package WordPress
 * @subpackage Customize
 * @since 4.4.0
 */

/**
 * Customize Background Image Control class.
 *
 * @since 3.4.0
 *
 * @see WP_Customize_Image_Control
 */
class WP_Customize_Background_Image_Control extends WP_Customize_Image_Control {

    /**
     * Customize control type.
     *
     * @since 4.1.0
     * @var string
     */
    public $type = 'background';

    /**
     * Constructor.
     *
     * @since 3.4.0
     * @uses WP_Customize_Image_Control::__construct()
     *
     * @param WP_Customize_Manager $manager Customizer bootstrap instance.
     */
    public function __construct( $manager ) {
        parent::__construct(
            $manager,
            'background_image',
            array(
                'label'   => __( 'Background Image' ),
                'section' => 'background_image',
            )
        );
    }

    /**
     * Enqueue control related scripts/styles.
     *
     * @since 4.1.0
     */
    public function enqueue() {
        parent::enqueue();

        $custom_background = get_theme_support( 'custom-background' );
        wp_localize_script(
            'customize-controls',
            '_wpCustomizeBackground',
            array(
                'defaults' => ! empty( $custom_background[0] ) ? $custom_background[0] : array(),
                'nonces'   => array(
                    'add' => wp_create_nonce( 'background-add' ),
                ),
            )
        );
    }
}