Easily Create or Get Customer, and create Order/Subscriptions in one go.

class.wooManager.php

<?php 

/**
* wooManager to manage subscription based products
* Written By Derek Sisco
*/


class wooManager
{
	protected $api_url, $consumer_key, $consumer_secret;

	protected $current_customer;
	protected $current_customer_id;

	protected $current_order;
	protected $current_order_id;
	protected $current_order_raw;


	public function __construct($api_url, $consumer_key, $consumer_secret)
	{
		$this->api_url = $api_url;
		$this->consumer_key = $consumer_key;
		$this->consumer_secret = $consumer_secret;
	}





	protected function doCurlPost($subject ,$data)
	{
		$curl = curl_init();
		curl_setopt ($curl, CURLOPT_URL,$this->api_url. $subject.'s/?consumer_key='.$this->consumer_key.'&consumer_secret='.$this->consumer_secret);
		curl_setopt ($curl, CURLOPT_POST, false);
		curl_setopt ($curl, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
		curl_setopt ($curl, CURLOPT_HTTPHEADER,array('Content-Type: application/json'));
		curl_setopt ($curl, CURLOPT_TIMEOUT, 30);
		curl_setopt ($curl, CURLOPT_SSL_VERIFYPEER, 0);
		curl_setopt ($curl, CURLOPT_RETURNTRANSFER, 1);
		curl_setopt ($curl, CURLOPT_POSTFIELDS, json_encode( array($subject => $data))  );
		$order_result = curl_exec($curl);
		$order_curl_info = curl_getinfo($curl, CURLINFO_HTTP_CODE);
		$order_error = curl_error ( $curl );
		curl_close($curl); 
		
		return json_decode($order_result);
	}





	public function captureCustomer($customerDetails)
	{
		$password_words = array('apple', 'king', 'catnip', 'south', 'soccer');
		$password_symbols = array('!', '#', '@', '?', '*');
		$random_num = rand(100,999);

		$password = $password_words[rand(0,count($password_words)-1)].$password_symbols[rand(0,count($password_symbols)-1)].$random_num;
		echo $password;
		$customerPost = array(
			'email' => $customerDetails['billing_address']['email'],
			'first_name' => $customerDetails['billing_address']['first_name'],
			'last_name' => $customerDetails['billing_address']['last_name'],
			'username' => $customerDetails['billing_address']['last_name'].'.'.$customerDetails['billing_address']['first_name'],
			'password' => $password,
			'billing_address' => $customerDetails['billing_address'],
			'shipping_address' => (!empty($customerDetails['shipping_address'])) ? $customerDetails['shipping_address'] : null
		);
		$customerDetails = $this->doCurlPost('customer', $customerPost);

		//Error Creating the Customer, Lets try to grab the customer id
		if(!empty($customerDetails->errors))
		{
			if($customerDetails->errors[0]->code === 'registration-error-email-exists')
			{
				$customerDetails = file_get_contents($this->api_url.'customers/email/'.$customerPost['email'].'?consumer_key='.$this->consumer_key.'&consumer_secret='.$this->consumer_secret);
			}


			$customerDetails = json_decode($customerDetails);

		}
		$this->current_customer = $customerDetails->customer;
		$this->current_customer_id = $this->current_customer->id;

		var_dump($this->current_customer);

		return $this->current_customer_id;
	}




	public function createOrder($orderPost)
	{

		$orderPost['customer_id'] = $this->current_customer_id;

		$orderDetails = $this->doCurlPost('order', $orderPost);

		$this->current_order_raw = $orderPost;
		$this->current_order = $orderDetails->order;
		$this->current_order_id = $this->current_order->id;

		return $this->current_order_id;
	}




	/*
	*  TODO:
	*  Implement feature to create subscription from orders already in database
	*/
	public function create_subscription($order_id = null){

		$order_id = (!is_null($order_id)) ? $order_id : $this->current_order_id;

		$sub_details = $this->current_order_raw;

		//Sets the parent ID to be tracked in woocommerce
		$sub_details['order_id'] = $order_id;
		$sub_details['billing_interval'] = '1';
		$sub_details['billing_period'] = 'day';

		$subscriptionDetails = $this->doCurlPost('subscription', $sub_details);
		return $subscriptionDetails;
	}

	public function getProducts()
	{
		
	}

}

sample.php

<?php 

require_once 'class.wooManager.php';

$billing_address = array(
	'first_name' => 'WorkingCase4',
	'last_name' => 'WorkingCase4',
	'company' => '',
	'email' => 'WorkingCase4@noemail.com',
	'phone' => '2076120000',
	'address_1' => 'TestCaseWorking Address #3',
	'address_2' => '',
	'city' => 'Canaan',
	'state' => 'ME',
	'postcode' => '04924',
	'country' => 'US',
);
$shipping_address = array(
	'first_name' => 'WorkingCase4',
	'last_name' => 'WorkingCase4',
	'company' => '',
	'email' => 'WorkingCase4@noemail.com',
	'phone' => '2076120000',
	'address_1' => 'TestCaseWorking Address #3',
	'address_2' => '',
	'city' => 'Canaan',
	'state' => 'ME',
	'postcode' => '04924',
	'country' => 'US',
);

/*
* Patch added to allow the api to function without oAuth via http
* Patch Details:
** Filepath: wp-content\plugins\woocommerce\includes\api\legacy\v2\class-wc-api-authentication.php
** Line 46: replace if ( is_ssl() ) with if ( is_ssl() || $_SERVER['HTTP_HOST'] === 'localhost' ) 
* This makes testing a little easier while not opening a vulnerability with the auth method
*/
$wooManager = new wooManager('http://localhost/wptest/wc-api/v2/', 'ck_7069d0baa34343a9f29abd2b940d465be5a1e5ee', 'cs_51dcdd4c3a52c2e82e093109296e78b8c71f885a');

$customerId = $wooManager->captureCustomer(array('billing_address' => $billing_address));


$payment_details = array(
	'method_id' => 'stripe',
	'method_title' => 'Stripe (Credit Card)',
	'paid' => true,
	'post_meta' => array(
		'_stripe_customer_id' => 'cus_T35TCU57M3R',
    	'_stripe_card_id' => 'card_T35TC4RD'
    )

);

$order_details = array(
	'billing_address' => $billing_address,
	'shipping_address' => $shipping_address,

	'payment_details' => array(
	    'method_id' => 'stripe',
		'method_title' => 'Stripe (Credit Card)',
		'paid' => true,
		'post_meta' => array(
			'_stripe_customer_id' => 'cus_T35TCU57M3R',
	    	'_stripe_card_id' => 'card_T35TC4RD'
	    )
	),

	'line_items' => array(array('product_id' => 19,'quantity' => 1))
);


$orderId = $wooManager->createOrder($order_details);


/*
*  If the product is a subscription run this last line, the order
*  just created will recur
*/
$sub_details = $wooManager->create_subscription();

/*
* Dump the new subscription details to help debug
* and verify that the system worked correctly
*/
var_dump($sub_details);