Site Builder

Editing: checkout.php

writable 0666

<?php
require_once __DIR__.'/../lib/auth.php';
require_login();
require_once __DIR__.'/../lib/db.php';
require_once __DIR__.'/../lib/config.php';

require_once $_SERVER['HOME'].'/vendor/autoload.php';
\Stripe\Stripe::setApiKey($_ENV['STRIPE_SECRET']);

/* ------------------------------------------------------------------
   Build the metadata that will travel with the Checkout session
   ---------------------------------------------------------------- */
$user   = current_user();                 // row from `users`
$meta   = ['user_id' => $user['id']];     // always include who paid

// only add the referral code if one exists for this user
if (!empty($user['referred_by'])) {
    $meta['referred_by'] = $user['referred_by']; // e.g. “smithagency”
}

/* ------------------------------------------------------------------
   Create the Checkout session
   ---------------------------------------------------------------- */
$session = \Stripe\Checkout\Session::create([
    'customer_email' => $user['email'],
    'mode'           => 'subscription',
    'line_items'     => [[
        'price'    => $_ENV['STRIPE_PRICE_ID'],
        'quantity' => 1,
    ]],
    'success_url'    => SITE_URL.'/members/dashboard.php?paid=1',
    'cancel_url'     => SITE_URL.'/members/dashboard.php?cancel=1',
    'metadata'       => $meta                 // <‑‑ now includes referral
]);

header('Location: ' . $session->url);
exit;

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Editing: checkout.php

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