ProSite - Integration with Zapier for MailerLite

prosite-zapier-mailerlite-integration.php

<?php
/**
* Plugin Name: ProSite - Integration with Zapier for MailerLite
* Plugin URI: https://premium.wpmudev.org/
* Description: Integration with Zapier for MailerLite
* Author: Ariful Islam @ WPMUDEV
* Author URI: https://premium.wpmudev.org/profile/itsarifulislam
* License: GPLv2 or later
*/
if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

// This Test portion should be removed after testing the webhook,
// and the testing is necessary for loading the fields

// === Started Test Portion ===
// === Run this test portion just once, then remove the portion ===
add_action( 'init', function() {

	$zapier_hook_url = 'YOUR_ZAPIER_HOOK_URL'; // Your zaiper hook url

	if ( $zapier_hook_url !== 'YOUR_ZAPIER_HOOK_URL' ) {

		$post_data = array(
			"Email" => ''
		);

		wp_remote_post( $zapier_hook_url, array(
		    'body' => $post_data
		));
	}

});
// === End Test Portion ===

function prosite_admin_user_created( $user_id ) {

	remove_action( 'wpmu_new_user', 'prosite_admin_user_created' );

	$zapier_hook_url = 'YOUR_ZAPIER_HOOK_URL'; // Your zaiper hook url

	if ( $zapier_hook_url !== 'YOUR_ZAPIER_HOOK_URL' ) {

		$user_info = get_userdata( $user_id );

		$post_data = array(
			"Email" => $user_info->user_email
		);

		wp_remote_post( $zapier_hook_url, array(
		    'body' => $post_data
		));

	}

}

function signup_meta( $data ) {

	add_action( 'wpmu_new_user', 'prosite_admin_user_created', 20, 1 );

	return $data;

}

add_filter( 'add_signup_meta', 'signup_meta', 10, 1 );