Internet magazine

index.coffee

app.post '/pay', (req, res) ->
  payment =
    account: req.body.account
    value: req.body.value
    transactionId: (Math.random() * 1e18).toString(36)
  res.redirect "#{appUrl}/#{payment.account}/#{payment.value}/#{payment.transactionId}?returnUrl=#{returnUrl}"

app.post '/payment',  (req, res) ->
  input = req.body.account + req.body.value + req.body.transactionId + secureKey
  sign = crypto.createHash("md5").update(input).digest("hex")
  isTrue = sign is req.body.hash

  result = 
    account: req.body.account
    value: req.body.value
    transactionId: req.body.transactionId
    hash: req.body.hash
    isTrue: isTrue

  res.render 'payment', result

index.html

<h1>Перевод</h1>
<form action="/pay" method="post" class="form-horizontal" role="form">
	<div class="form-group">
		<label class="col-sm-1 control-label">Сумма: </label>
		<div class="col-sm-5">
			<input type="text" class="form-control" name="value" value="10">
		</div>
	</div>
	<div class="form-group">
		<div class="col-sm-5">
			<div class="radio">
				<label class="control-label">	
					<input type="radio" checked="true" name="account" value="5598191477">Cash4Pay
				</label>
			</div>
		</div>
	</div>
	<input class="btn btn-primary btn-lg" type="submit" value="Оплатить">
</form>