<?php
/**
 * Extend WP_Customize_Control to include hidden control.
 *
 * Class Zakra_Hidden_Control
 *
 * @package    ThemeGrill
 * @subpackage Zakra
 * @since      Zakra 3.0.0
 */

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Class to extend WP_Customize_Control to add the hidden customize control.
 *
 * Class Zakra_Hidden_Control
 */
class Zakra_Hidden_Control extends Zakra_Customize_Base_Additional_Control {

	/**
	 * Control's Type.
	 *
	 * @var string
	 */
	public $type = 'zakra-hidden';

	/**
	 * Refresh the parameters passed to the JavaScript via JSON.
	 *
	 * @see WP_Customize_Control::to_json()
	 */
	public function to_json() {

		parent::to_json();

		$this->json['default'] = $this->setting->default;
		if ( isset( $this->default ) ) {
			$this->json['default'] = $this->default;
		}
		$this->json['value'] = $this->value();

		$this->json['link']        = $this->get_link();
		$this->json['id']          = $this->id;
		$this->json['label']       = esc_html( $this->label );
		$this->json['description'] = $this->description;

	}

	/**
	 * An Underscore (JS) template for this control's content (but not its container).
	 *
	 * Class variables for this control class are available in the `data` JS object;
	 * export custom variables by overriding {@see WP_Customize_Control::to_json()}.
	 *
	 * @see WP_Customize_Control::print_template()
	 */
	protected function content_template() {
		?>

		<input type='hidden'
			   class='hidden-field-{{ data.settings.default }}'
			   data-name='{{ data.settings.default }}'
			   value='{{ data.value }}'
		>

		<?php
	}

	/**
	 * Don't render the control content from PHP, as it's rendered via JS on load.
	 */
	public function render_content() {
	}

}
