Init

payment/Yandex/Yandex.php

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+<?php
+
+require_once('api/Simpla.php');
+
+class Yandex extends Simpla
+{
+
+	// Комиссия Яндекса, %
+	private $fee = 0.5;
+
+	public function checkout_form($order_id, $button_text = null)
+	{
+		if(empty($button_text))
+			$button_text = 'Перейти к оплате';
+		
+		$order = $this->orders->get_order((int)$order_id);
+		$payment_method = $this->payment->get_payment_method($order->payment_method_id);
+		$payment_currency = $this->money->get_currency(intval($payment_method->currency_id));
+		$settings = $this->payment->get_payment_settings($payment_method->id);
+		
+		$price = round($this->money->convert($order->total_price, $payment_method->currency_id, false), 2);
+		
+		// Учесть комиссию Яндекса
+		$price = $price+max(0.01, $price*$this->fee/100);
+
+		// описание заказа
+		$desc = 'Оплата заказа №'.$order->id.' на сайте '.$this->settings->site_name;
+							
+		$button = '<form method="POST" action="https://money.yandex.ru/quickpay/confirm.xml">
+					<input name="receiver" type="hidden" value="'.$settings['yandex_id'].'">
+					<input name="short-dest" type="hidden" value="'.$desc.'">
+					<input type="hidden" name="comment" value="'.$desc.'"/>
+					<input name="quickpay-form" type="hidden" value="shop">
+					<input data-type="number" type="hidden" name="sum" value="'.$price.'">
+					<input name="label" type="hidden" value="'.$order->id.'">   
+					<input type="submit" name="submit-button" value="'.$button_text.'"  class="checkout_button">
+					</form>';
+		return $button;
+	}
+}