A function to add a new user to an Emma list

add_to_emma.php

<?php 
function add_user_to_emma( $data ) {

	// http://api.myemma.com/

	// Emma Authentication Variables
	$account_id = "#"; // add your account id
	$public_api_key = "#"; // add your public api key
	$private_api_key = "#"; // add your private api key

	// Form variable(s)
	$email = $data['emma_email']; // this has to match the name of the form field
	$first_name = $data['emma_first_name']; // this has to match the name of the form field
	$last_name = $data['emma_last_name']; // this has to match the name of the form field
	$groups = array(123); // add the group id (list) that you want this user to be added to


	// Member data other than email should be passed in an array called "fields"
	$member_data = array(
	  "email" => $email,
	  "fields" => array(
	    "first_name" => $first_name,
	    "last_name" => $last_name
	  ),
	  "group_ids" => $groups
	);

	// Set URL
	$url = "https://api.e2ma.net/".$account_id."/members/add";

	// setup and execute the cURL command
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_USERPWD, $public_api_key . ":" . $private_api_key);
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_POST, count($member_data));
	curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($member_data));
	curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-type: application/json'));
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	$head = curl_exec($ch);
	$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
	curl_close($ch);

}