paypalfunctions.lib.php

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<?php
/* Copyright (C) 2010-2011 Laurent Destailleur  <eldy@users.sourceforge.org>
 * Copyright (C) 2011      Regis Houssin      <regis.houssin@inodbox.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */
 
if (session_id() == "") {
  session_start();
  if (ini_get('register_globals')) {    // To solve bug in using $_SESSION
    foreach ($_SESSION as $key => $value) {
      if (isset($GLOBALS[$key])) {
        unset($GLOBALS[$key]);
      }
    }
  }
}
 
// ==================================
// PayPal Express Checkout Module
// ==================================
 
$API_version = "56";
 
/*
 ' Define the PayPal Redirect URLs.
 '  This is the URL that the buyer is first sent to do authorize payment with their paypal account
 '  change the URL depending if you are testing on the sandbox or the live PayPal site
 '
 ' For the sandbox, the URL is       https://www.sandbox.paypal.com/webscr&cmd=_express-checkout&token=
 ' For the live site, the URL is        https://www.paypal.com/webscr&cmd=_express-checkout&token=
 */
if (!empty($conf->global->PAYPAL_API_SANDBOX) || GETPOST('forcesandbox', 'alpha')) {    // We can force sand box with param 'forcesandbox'
  $API_Endpoint = "https://api-3t.sandbox.paypal.com/nvp";
  $API_Url = "https://www.sandbox.paypal.com/webscr?cmd=_express-checkout&token=";
} else {
  $API_Endpoint = "https://api-3t.paypal.com/nvp";
  $API_Url = "https://www.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token=";
}
 
// Clean parameters
$PAYPAL_API_USER = "";
if (!empty($conf->global->PAYPAL_API_USER)) {
  $PAYPAL_API_USER = $conf->global->PAYPAL_API_USER;
}
$PAYPAL_API_PASSWORD = "";
if (!empty($conf->global->PAYPAL_API_PASSWORD)) {
  $PAYPAL_API_PASSWORD = $conf->global->PAYPAL_API_PASSWORD;
}
$PAYPAL_API_SIGNATURE = "";
if (!empty($conf->global->PAYPAL_API_SIGNATURE)) {
  $PAYPAL_API_SIGNATURE = $conf->global->PAYPAL_API_SIGNATURE;
}
$PAYPAL_API_SANDBOX = "";
if (!empty($conf->global->PAYPAL_API_SANDBOX)) {
  $PAYPAL_API_SANDBOX = $conf->global->PAYPAL_API_SANDBOX;
}
 
// Proxy
$PROXY_HOST = $conf->global->MAIN_PROXY_HOST;
$PROXY_PORT = $conf->global->MAIN_PROXY_PORT;
$PROXY_USER = $conf->global->MAIN_PROXY_USER;
$PROXY_PASS = $conf->global->MAIN_PROXY_PASS;
$USE_PROXY = empty($conf->global->MAIN_PROXY_USE) ?false:true;