Conditionally hide modules in WPBakery based on a date setting

wpbakery-module-visibility.php

<?php
 /**
  * The plugin bootstrap file
  *
  * @link              https://robertdevore.com
  * @since             1.0.0
  * @package           WPBakery_Module_Visibility
  *
  * @wordpress-plugin
  *
  * Plugin Name: WPBakery Module Visibility
  * Description: Adds a conditional option to hide modules after a specific date in WPBakery.
  * Plugin URI:  https://www.robertdevore.com/
  * Version:     1.0.0
  * Author:      Robert DeVore
  * Author URI:  https://robertdevore.com/
  * License:     GPL-2.0+
  * License URI: https://www.gnu.org/licenses/gpl-2.0.txt
  * Text Domain: wpbakery-module-visibility
  * Domain Path: /languages
  */
 
// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
    die;
}

/**
 * Current plugin version.
*/
define( 'WPBAKERY_MODULE_VISIBILITY_VERSION', '1.0.0' );

/**
 * Add a custom date parameter to the WPBakery module settings to control visibility.
 * 
 * @return void
 */
function custom_vc_module_visibility_settings() {
    // Get all existing shortcodes.
    $shortcodes = WPBMap::getShortCodes();

    // Loop through each shortcode and add the custom parameter.
    foreach ( $shortcodes as $shortcode => $data ) {
        vc_add_param( $shortcode, array(
            'type'        => 'textfield',
            'heading'     => __( 'Hide Module After Date', 'wpbakery-module-visibility' ),
            'param_name'  => 'hide_after_date',
            'description' => __( 'Add a date and hide the module after that date.', 'wpbakery-module-visibility' ),
        ) );
    }
}
add_action( 'vc_after_init', 'custom_vc_module_visibility_settings' );

/**
 * Check if a date is in the past.
 *
 * @param string $hide_after_date The date to check.
 *
 * @return bool True if the date is in the past, false otherwise.
 */
function is_past_date( $hide_after_date ) {
    return $hide_after_date && strtotime( $hide_after_date ) <= strtotime( 'today' );
}

/**
 * Custom function to modify the output of VC shortcodes based on the 'hide_after_date' parameter.
 *
 * @param string $output The original shortcode output.
 * @param object $object The VC map object.
 * @param array  $atts   The attributes of the shortcode.
 *
 * @return string The modified shortcode output.
 */
function custom_vc_module_visibility_output( $output, $object, $atts ) {
    // Check if the 'hide_after_date' parameter is set
    $hide_after_date = isset( $atts['hide_after_date'] ) ? $atts['hide_after_date'] : false;

    // If 'hide_after_date' is in the past, return an empty string to hide the module.
    if ( is_past_date( $hide_after_date ) ) {
        return '';
    }

    return $output;
}
add_filter( 'vc_shortcode_output', 'custom_vc_module_visibility_output', 10, 3 );