[Forminator] - Custom Form Redirect Based On Submitted Form Data

custom-redirect-based-on-form-selection.php

<?php
/**
 * Plugin Name: [Forminator] - Custom Form Redirect Based On Submitted Form Data
 * Plugin URI: https://premium.wpmudev.org/
 * Description: Adds custom redirect to Forms based on submitted data
 * Task: SLS-1147
 * Version: 1.0.0
 * Author: Panos Lyrakis & Ohid @ WPMUDEV
 * Author URI: https://premium.wpmudev.org/
 * License: GPLv2 or later
 */

if ( ! defined( 'ABSPATH' ) ) { 
	exit; 
} 

if ( defined( 'WP_CLI' ) && WP_CLI ) { 
	return; 
}

if ( ! class_exists( 'WPMUDEV_Forminator_CustomForm_Redirect' ) ) {
    
    class WPMUDEV_Forminator_CustomForm_Redirect {
        private $form_id = [32, 39];
    	private $initial_consultation = 'http://superdev.test/redirect-url-one'; 
    	private $spiritual_guidance = 'http://superdev.test/redirect-url-two'; 
    	private $intuitive_guidance_coaching_pryzma_clarity_session = 'http://superdev.test/redirect-url-three'; 
    	private $pryzma_life = 'http://superdev.test/redirect-url-four'; 
    	private $pryzma_pathway = 'http://superdev.test/redirect-url-five'; 
    	private $power_session = 'http://superdev.test/redirect-url-six'; 
    	private $monthly_power_sessions = 'http://superdev.test/redirect-url-seven'; 
    	private $pilot_true_ii_mentorship_programme = 'http://superdev.test/redirect-url-eight'; 

    	private $redirect_url = '';
        private static $_instance = null;

        public static function get_instance() {

            if( is_null( self::$_instance ) ){
                self::$_instance = new WPMUDEV_Forminator_CustomForm_Redirect();
            }
            return self::$_instance;
            
        }

        private function __construct() {
        	add_filter( 'forminator_custom_form_submit_response', array( $this, 'handle_response' ), 20, 2 );
        	add_filter( 'forminator_custom_form_ajax_submit_response', array( $this, 'handle_response' ), 20, 2 );

        }

        public function handle_response( $response, $form_id ) {

        	if ( ! $this->is_valid_form( $form_id ) ) {
        		return $response;
        	}

        	$response['url'] = $this->calc_url();
        	return $response;
        }

        private function calc_url( $data = null ) {
        	$data = ! is_null( $data ) ? $data : $_POST;
        	$fieldname_part = 'select';
            
        	foreach ( $data as $field_name => $field_data ) {

        		if ( substr( $field_name, 0, strlen( $fieldname_part ) ) === $fieldname_part ) {

			    switch ( $field_data ) {
				case 'initial-consultation-29-for-30-minutes' :
				    $this->redirect_url = $this->initial_consultation;
				    break;
				case 'spiritual-guidance-200-for-60-minutes' :
				    $this->redirect_url = $this->spiritual_guidance;
				    break;
				case 'intuitive-guidance-coaching-pryzma-clarity-session-50000-2-hours' :
				    $this->redirect_url = $this->intuitive_guidance_coaching_pryzma_clarity_session;
				    break;
				case 'pryzma-life-mapping-50000-2-hours' :
				    $this->redirect_url = $this->pryzma_life;
				    break;
				case 'pryzma-pathway-plan-97500-2-x-2hours-sessions' :
				    $this->redirect_url = $this->pryzma_pathway;
				    break;
				case '30minute-power-session-with-keda-6000' :
				    $this->redirect_url = $this->power_session;
				    break;
				case 'monthly-power-sessions-annual-19900' :
				    $this->redirect_url = $this->monthly_power_sessions;
				    break;
				case 'pilot-true-ii-mentorship-programme-250000' :
				    $this->redirect_url = $this->pilot_true_ii_mentorship_programme;
				    break;
			    }

        		}

        	}

            return $this->redirect_url;

        }

        private function is_valid_form( $form_id ) {
            if ( is_array( $this->form_id ) ) {
                return in_array( (int) $form_id, $this->form_id );
            } else {
                return (int) $form_id === $this->form_id;
            }
        }
    }

	if ( ! function_exists( 'wpmudev_forminator_customform_redirect' ) ) {

    	function wpmudev_forminator_customform_redirect(){    		
            return WPMUDEV_Forminator_CustomForm_Redirect::get_instance();
    	};

    	add_action( 'plugins_loaded', 'wpmudev_forminator_customform_redirect', 99 );
    }

}