Xero

gistfile1.txt

<?php
namespace App\Helpers;

use SilverStripe\Control\Director;
use SilverStripe\Security\Member;
use XeroPHP\Application\PrivateApplication;
use XeroPHP\Models\Accounting\Contact;
use XeroPHP\Models\Accounting\Invoice;
use App\DataObjects\ShopOrder;
use SilverStripe\Core\Environment;
use XeroPHP\Models\Accounting\Address;
use XeroPHP\Models\Accounting\TaxType;

class XeroHelper
{

    private $xero;
    private $salesAccount;
    private $shippingAccount;

    public function __construct()
    {
        $key = Environment::getEnv('XERO_CONS_KEY');
        $secret = Environment::getEnv('XERO_CONS_SECRET');
        $keyfile = Environment::getEnv('XERO_PRIVATE_KEY');
        $this->salesAccount = Environment::getEnv('XERO_SALES_ACCOUNT');
        $this->shippingAccount = Environment::getEnv('XERO_SHIPPING_ACCOUNT');

        $keypath = Director::baseFolder() . DIRECTORY_SEPARATOR . $keyfile;

        if (($key == "") || ($secret == "") || (!is_readable($keypath))) {
            throw new \Exception('Missing information from Xero configuration');
        } else {
            $config = [
                'oauth' => [
                    'callback' => Director::baseURL(),
                    'consumer_key' => $key,
                    'consumer_secret' => $secret,
                    'rsa_private_key' => 'file://' . $keypath
                ]
            ];

            $this->xero = new PrivateApplication($config);
        }
    }

    public function addMemberToXero($memberid, $orderid = 0)
    {
        $member = Member::get()->byID($memberid);
        if ($member) {
            if ($member->XeroUID == "") {
                $contact = new Contact($this->xero);
                $contact->setEmailAddress($member->Email)
                    ->setFirstName($member->FirstName)
                    ->setLastName($member->Surname)
                    ->setName($member->FirstName . " " . $member->Surname . " - Web  " . $member->ID)
                ;

                $contact->save();
                $member->XeroUID = $contact->getContactID();
                $member->write();
            } else {
                $contact = $this->xero->loadByGUID('Accounting\\Contact', $member->XeroUID);
            }

            if ($orderid > 0) {
                $order = ShopOrder::get()->byID($orderid);
                if ($order) {
                    $address = new Address($this->xero);

                    if ($order->BillingCompany == "") {
                        $address1 = $order->BillingCompany;
                        $address2 = $order->Address1;
                        $address3 = $order->Address2;
                    } else {
                        $address1 = $order->Address1;
                        $address2 = $order->Address2;
                        $address3 = '';
                    }

                    $address->setAddressType(Address::ADDRESS_TYPE_STREET)
                        ->setAddressLine1($address1)
                        ->setAddressLine2($address2)
                        ->setAddressLine3($address3)
                        ->setCity($order->BillingCity)
                        ->setPostalCode($order->BillingPostcode)
                        ->setCountry($order->BillingCountry()->CountryName)
                    ;

                    $contact->addAddress($address);
                    $contact->save();
                }
            }

            return $contact;
        }

        return false;
    }

    public function addInvoiceToXero($orderid, $contact)
    {
        $order = ShopOrder::get()->byID($orderid);
        if ($order) {
            $invoice = new Invoice($this->xero);
            $now = new \DateTime($order->Created);
            $invoice->setType(Invoice::INVOICE_TYPE_ACCREC)
                ->setContact($contact)
                ->setCurrencyCode('GBP')
                ->setReference('Web' . $orderid)
                ->setStatus(Invoice::INVOICE_STATUS_AUTHORISED)
                ->setDate($now)
            ;

            $now->modify('+10 days');
            $invoice->setDueDate($now);

            foreach ($order->Items() as $orderItem) {
                $item = new Invoice\LineItem();
                $item->setDescription($orderItem->ItemName)
                    ->setQuantity($orderItem->Qty)
                    ->setUnitAmount($orderItem->Price)
                    ->setLineAmount($orderItem->Qty * $orderItem->Price)
                    ->setAccountCode($this->salesAccount)
                ;

                if ($order->ShippingCountry()->ChargeVAT == 0) {
                    $item->setTaxType(TaxType::UNITED_KINGDOM_NONE);
                }

                $invoice->addLineItem($item);
            }

            $item = new Invoice\LineItem();
            $item->setDescription('Shipping')
                ->setQuantity(1)
                ->setUnitAmount($order->Shipping)
                ->setLineAmount($order->Shipping)
                ->setAccountCode($this->shippingAccount)
            ;

            if ($order->ShippingCountry()->ChargeVAT == 0) {
                $item->setTaxType(TaxType::UNITED_KINGDOM_NONE);
            }

            $invoice->addLineItem($item);

            $item = new Invoice\LineItem();
            $item->setDescription('Paid by ' . $order->Payments()->first()->Gateway);

            $invoice->addLineItem($item);
            $invoice->save();

            $order->XeroUID = $invoice->getInvoiceID();
            $order->write();

            return $invoice;
        }
        return false;
    }

    public function getDebugInfo() {
        return [
            'Sales:' => $this->salesAccount,
            'Shipping:' => $this->shippingAccount
        ];
    }
}