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@Juerd
Juerd committed Jul 28, 2021
0 parents commit c3b7a06
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3 changes: 3 additions & 0 deletions .gitignore
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vendor
composer.lock
config.php
6 changes: 6 additions & 0 deletions composer.json
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{
"require": {
"mollie/mollie-api-php": "^2.0",
"chillerlan/php-qrcode": "^3.4"
}
}
6 changes: 6 additions & 0 deletions config.php.example
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<?php

$mollie_apikey_live = "live_...";
$mollie_apikey_test = "test_...";

$mollie_test = true; # set to false to use the live environment
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124 changes: 124 additions & 0 deletions index.php
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<!DOCTYPE html>
<meta charset=UTF-8>
<link rel=icon href=/favicon.png type=image/png>
<meta name=robots content=noindex,nofollow>
<title>RevBank Deposit</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
body, a {
background: black;
color: lime;
font-family: monospace;
}
input {
appearance: none;
-webkit-appearance: none;
}
input[type="submit"] {
margin: 1em;
padding: 1em;
width: 10em;
border: 2px solid lime;
background: black;
color: lime;
cursor: pointer;
}
input[type="submit"]:hover {
background: lime;
color: black;
}
input[type="text"] {
background: black;
color: lime;
border: 0;
border-bottom: 2px solid lime;
}
#insufficient {
color: black;
background: lime;
visibility: hidden;
line-height: 200%;
padding: 1ex;
display: inline-block;
}
footer {
margin-top: 4em;
border-top: 2px solid lime;
padding-top: 1ex;
text-align: center;
}
footer a { text-decoration: none }
footer a:hover { text-decoration: underline }
</style>
<script>
function ch(e) {
document.getElementById("insufficient").style.visibility = e.value && e.value < 13.37 ? "visible" : "hidden";
return true;
}
function x() {
document.getElementById("custom").value = "";
}
</script>
<?php

use chillerlan\QRCode\{QRCode, QROptions};
require_once __DIR__ . "/vendor/autoload.php";

if (isset($_REQUEST["id"])) {
$id = $_REQUEST["id"];
if (! preg_match("/^tr_\\w+\z/", $id)) die("Nope");
#$payment = $mollie->payments->get($id);
$options = new QROptions(['imageTransparent' => false]);
?>
<h1>Step 3</h1>
In RevBank, scan
<?php echo '<img src="' . (new QRCode($options))->render($id) . '" alt="QR Code" align=middle>'; ?>
(or type <tt><?php echo $id; ?></tt>) and then enter your account name to complete your deposit.
<p>
This code can be used only once. If you can't scan it right now, bookmark/save/screenshot this page and finish this step within 3 days.

<script>
let h = localStorage["history"];
try { h = JSON.parse(h); } catch {}
let id = "<?php echo $id; ?>";
if (!h) h = new Array();
if (! (h.length && h[0]["id"] == id)) h.unshift({ id: id, dt: (new Date()).toISOString() });
localStorage["history"] = JSON.stringify(h);
</script>
<p>
<form method=get action=/><input type=submit value=back></form>

<?php

} else {

?>

<h1>Deposit</h1>
Here, you can buy a QR code that you can scan to add money to your RevBank account.
<form method=post action=mollie.php>
Amount: <input id=custom type=text size=6 maxlength=6 style="width:6ch" name=amount pattern="(?:[0-9]+(?:[,.][0-9]{2})?)?" title="42 or 42.00 or 42,00" onkeyup="return ch(this)"> <input type=submit value=ok><br>
<div id=insufficient>Note: the minimum amount is 13.37 because of transaction fees that we can't (legally) pass on to you.</div>
<p>
Or pick a preset:<br>
<input type=submit name=amount value=13.37 onclick="return x()">
<input type=submit name=amount value=19.84 onclick="return x()">
<input type=submit name=amount value=32 onclick="return x()">
<input type=submit name=amount value=42 onclick="return x()">
<input type=submit name=amount value=64 onclick="return x()">
<input type=submit name=amount value=100 onclick="return x()">
</form>
<script>
let h = localStorage["history"];
if (h) {
document.write("<h1>History</h1><ul>");
JSON.parse(h).forEach(e => document.write("<li><a href='/?id=" + e.id +"'>" + e.id + "</a> @ " + e.dt));
document.write("</ul>The history is stored in your browser and might not survive clearing the cache or deleting cookies.")
}
</script>
<?php } ?>

<footer>
<a href="https://revspace.nl/">RevSpace = Stichting Revelation Space</a><br>
<a href="https://revspace.nl/Contact">Contact</a> &middot; <a href="https://revspace.nl/Reglement">Rules</a> &middot; <a href="https://revspace.nl/Privacy">Privacy</a>
</footer>
95 changes: 95 additions & 0 deletions mollie.php
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<?php

require_once __DIR__ . "/vendor/autoload.php";
include('config.php');

$mollie = new \Mollie\Api\MollieApiClient();
if ($mollie_test || isset($_POST["test"])) {
$mollie->setApiKey($mollie_apikey_test);
} else {
$mollie->setApiKey($mollie_apikey_live);
}

if ($_SERVER["REQUEST_METHOD"] == "POST") {
if (isset($_POST["id"])) {
// client is revbank plugin

$id = $_POST["id"];
if (! preg_match("/^tr_\\w+\\z/", $id)) die("Nope");

$payment = $mollie->payments->get($id);
header("Content-Type: application/json; charset=US-ASCII");

if (! $payment->isPaid()) {
print json_encode(["ok" => false, "message" => "payment " . $payment->status]);
exit();
}
if (! $payment->metadata->revbank_status) {
print json_encode(["ok" => false, "message" => "not a RevBank transaction"]);
exit();
}
if ($payment->amount->currency != "EUR") {
print json_encode(["ok" => false, "status" => "unknown currency (shouldn't happen)"]);
exit();
}
if (isset($_POST["action"])) {
if ($_POST["action"] == "abort") {
if ($payment->metadata->revbank_status != "pending") {
print json_encode(["ok" => false, "message" => "can't cancel non-pending"]);
exit();
}
$payment->metadata = ["revbank_status" => "unspent"];
$payment->update();
print json_encode(["ok" => true]);
exit();
}
if ($_POST["action"] == "finalize") {
$payment->metadata = ["revbank_status" => "spent"];
$payment->update();
print json_encode(["ok" => true]);
exit();
}
die("Unsupported action.");
}

if ($payment->metadata->revbank_status != "unspent") {
print json_encode(["ok" => false, "message" => "already spent"]);
exit();
}
$payment->metadata = ["revbank_status" => "pending"];
$payment->update();

$amount = $payment->amount->value;
if ($amount < 0) die("Negative?!");

if ($payment->mode == "test") {
print json_encode(["ok" => true, "amount" => "0.00", "test_amount" => $amount]);
} else {
print json_encode(["ok" => true, "amount" => $amount]);
}
exit();
} else {
// client is user

$amount = $_POST["amount"];
if (! preg_match("/^[0-9]+(?:[,.][0-9]{2})?\\z/", $amount)) die("Invalid amount");
$amount = preg_replace("/,/", ".", $amount);
if (! preg_match("/\\./", $amount)) $amount .= ".00";

if ($amount < 13.37) die("Minimum 13.37");
if ($amount > 150) die("Maximum 150.00");

$payment = $mollie->payments->create([
"amount" => [ "value" => $amount, "currency" => "EUR" ],
"description" => "RevBank deposit",
"redirectUrl" => "https://deposit.revspace.nl/?id=",
"metadata" => [ "revbank_status" => "unspent" ],
]);
$payment->redirectUrl .= $payment->id;
$payment->update();
header("Location: " . $payment->getCheckoutUrl(), true, 303);
exit();
}
}

?>

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