Forminator - schedule rendering form on page

forminator-schedule-form.php

<?php 
/**
* Plugin Name: [Forminator] Schedule rendering form on page (form must be already published) 
* Plugin URI: https://premium.wpmudev.org/
* Description: Allows rendering form according to schedule (show/hide)
* Author: adczk
* Author URI: https://premium.wpmudev.org/
* License: GPLv2 or later
*
* Tested with Forminator 1.17.0 - 1.23.0
* 
* config explained in code comment
*/

add_action( 'forminator_render_form_markup' , 'wpmu_form_render_before_time', 10, 4 );

function wpmu_form_render_before_time( $html, $form_fields, $form_type, $form_settings ) {
	
	
	$hide_forms = array( 14150, 16091 ); // ids of IDs of forms to apply schedule to
	
	// opening/closing dates and times
	// left is openining, right is closing
	// time zone according to current time zone of the SERVER
	// use 24 hour format for time
	// "parent" array key is form ID (must be same IDs as used in line above)
	// "child" array key and value are, accordingly, start and end opening dates
	// for this particular form
	// see example below on how to specify them
	
	$open_dates = array(
		'14150' => array(
			'2023-02-17 14:00' => '2023-02-17 15:00',
			'2023-03-15 07:00' => '2023-03-16 07:00',
			'2023-04-03 07:00' => '2023-04-05 9:00'
		),
		'16091' => array(
			'2023-02-20 11:00' => '2023-02-20 15:00',
			'2023-03-15 07:00' => '2023-03-16 07:00',
			'2023-04-03 07:00' => '2023-04-05 9:00'
		),
	);
	
	
	// message to show if form not yet available
	// leave blank to not show any message and just remove the form
	$msg = 'FORM NOT AVAILABLE CURRENTLY'; 
	

	##### DO NOT EDIT BELOW #####
	
	$the_form = $form_settings['form_id'];
	
	if ( !in_array( $the_form, $hide_forms ) ) {
		
		return $html; // if it's not scheduled form do nothing
	
	}

	
	$current_date = time();
	$the_dates = $open_dates[$the_form];
	
	foreach ( $the_dates as $do_open => $do_close ) {
		
		if ( ( $current_date > strtotime( $do_open ) ) && ( $current_date < strtotime( $do_close ) ) ) {
			
			$msg = $html; // if within any of defined date ranges, return original form
		
		}
		
	}	
	
	return $msg;
	
	
}