Actualización

plugin/buycourses/src/expresscheckout.php

@@ -0,0 +1,47 @@
+<?php
+/* For license terms, see /license.txt */
+/**
+ * PayPal Express Checkout Module.
+ *
+ * @package chamilo.plugin.buycourses
+ */
+/**
+ * Init.
+ */
+require_once 'paypalfunctions.php';
+/**
+ * The paymentAmount is the total value of
+ * the shopping cart, that was set
+ * earlier in a session variable
+ * by the shopping cart page.
+ */
+$paymentAmount = $_SESSION["Payment_Amount"];
+
+/**
+ * The currencyCodeType and paymentType
+ * are set to the selections made on the Integration Assistant.
+ */
+$paymentType = "Sale";
+
+/**
+ * Calls the SetExpressCheckout API call
+ * The CallShortcutExpressCheckout function is defined in the file PayPalFunctions.php,
+ * it is included at the top of this file.
+ */
+$resArray = CallShortcutExpressCheckout($paymentAmount, $currencyCodeType, $paymentType, $returnURL, $cancelURL);
+$ack = strtoupper($resArray["ACK"]);
+if ($ack == "SUCCESS" || $ack == "SUCCESSWITHWARNING") {
+    RedirectToPayPal($resArray["TOKEN"]);
+} else {
+    //Display a user friendly Error on the page using any of the following error information returned by PayPal
+    $ErrorCode = urldecode($resArray["L_ERRORCODE0"]);
+    $ErrorShortMsg = urldecode($resArray["L_SHORTMESSAGE0"]);
+    $ErrorLongMsg = urldecode($resArray["L_LONGMESSAGE0"]);
+    $ErrorSeverityCode = urldecode($resArray["L_SEVERITYCODE0"]);
+
+    echo "SetExpressCheckout API call failed. ";
+    echo "Detailed Error Message: ".$ErrorLongMsg;
+    echo "Short Error Message: ".$ErrorShortMsg;
+    echo "Error Code: ".$ErrorCode;
+    echo "Error Severity Code: ".$ErrorSeverityCode;
+}