Init

payment/Liqpay/Liqpay.php

@@ -0,0 +1,60 @@
+<?php
+
+require_once('api/Simpla.php');
+
+class Liqpay extends Simpla
+{	
+	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);
+		
+		
+		// описание заказа
+		// order description
+		$desc = 'Оплата заказа №'.$order->id;
+		
+		// Способы оплаты
+		$payway = array();
+		if($settings['pay_way_card'])
+			$payway[] = 'card';
+		if($settings['pay_way_liqpay'])
+			$payway[] = 'liqpay';
+		if($settings['pay_way_delayed'])
+			$payway[] = 'delayed';
+		$payway = implode(',', $payway);
+		
+		$result_url = $this->config->root_url.'/payment/Liqpay/callback.php';
+		$server_url = $this->config->root_url.'/payment/Liqpay/callback.php';		
+		
+		$xml = '<request>      
+				<version>1.2</version>
+				<merchant_id>'.$settings['liqpay_id'].'</merchant_id>
+				<result_url>'.$result_url.'</result_url>
+				<server_url>'.$server_url.'</server_url>
+				<order_id>'.$order->id.'</order_id>
+				<amount>'.$price.'</amount>
+				<currency>'.$payment_currency->code.'</currency>
+				<description>'.$desc.'</description>
+				<pay_way>'.$payway.'</pay_way>
+ 				</request>';
+		$xml_encoded = base64_encode($xml);
+		
+		$merc_sign = $settings['liqpay_sign'];
+		$sign = base64_encode(sha1($merc_sign.$xml.$merc_sign, 1));
+					
+		$button =	'<form action="https://www.liqpay.com/?do=clickNbuy" method="POST"/>'.
+					'<input type="hidden" name="operation_xml" value="'.$xml_encoded.'" />'.
+					'<input type="hidden" name="signature" value="'.$sign.'" />'.
+					'<input type=submit class=checkout_button value="'.$button_text.'">'.
+					'</form>';
+		return $button;
+	}
+}