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   1  <?php
   2  //

   3  // +----------------------------------------------------------------------+

   4  // |zen-cart Open Source E-commerce                                       |

   5  // +----------------------------------------------------------------------+

   6  // | Copyright (c) 2006 The zen-cart developers                           |

   7  // |                                                                      |   

   8  // | http://www.zen-cart.com/index.php                                    |   

   9  // |                                                                      |   

  10  // | Portions Copyright (c) 2003 osCommerce                               |

  11  // +----------------------------------------------------------------------+

  12  // | This source file is subject to version 2.0 of the GPL license,       |

  13  // | that is bundled with this package in the file LICENSE, and is        |

  14  // | available through the world-wide-web at the following url:           |

  15  // | http://www.zen-cart.com/license/2_0.txt.                             |

  16  // | If you did not receive a copy of the zen-cart license and are unable |

  17  // | to obtain it through the world-wide-web, please send a note to       |

  18  // | license@zen-cart.com so we can mail you a copy immediately.          |

  19  // +----------------------------------------------------------------------+

  20  //  $Id: localization.php 5369 2006-12-23 10:55:52Z drbyte $

  21  //

  22  
  23    function quote_oanda_currency($code, $base = DEFAULT_CURRENCY) {
  24      $url = 'http://www.oanda.com/convert/fxdaily';
  25      $data = 'value=1&redirected=1&exch=' . $code .  '&format=CSV&dest=Get+Table&sel_list=' . $base;
  26      // check via file() ... may fail if php file Wrapper disabled.

  27      $page = @file($url . '?' . $data);
  28      if (!is_object($page) && function_exists('curl_init')) {
  29        // check via cURL instead.  May fail if proxy not set, esp with GoDaddy.

  30        $page = doCurlCurrencyRequest('POST', $url, $data) ;
  31        $page = explode("\n", $page);
  32      }
  33      if (is_object($page) || $page !='') {
  34        $match = array();
  35  
  36        preg_match('/(.+),(\w{3}),([0-9.]+),([0-9.]+)/i', implode('', $page), $match);
  37  
  38        if (sizeof($match) > 0) {
  39          return $match[3];
  40        } else {
  41          return false;
  42        }
  43      }
  44    }
  45  
  46    function quote_xe_currency($to, $from = DEFAULT_CURRENCY) {
  47      $url = 'http://www.xe.net/ucc/convert.cgi';
  48      $data = 'Amount=1&From=' . $from . '&To=' . $to;
  49      // check via file() ... may fail if php file Wrapper disabled.

  50      $page = @file($url . '?' . $data);
  51      if (!is_object($page) && function_exists('curl_init')) {
  52        // check via cURL instead.  May fail if proxy not set, esp with GoDaddy.

  53        $page = doCurlCurrencyRequest('POST', $url, $data) ;
  54        $page = explode("\n", $page);
  55      }
  56      if (is_object($page) || $page !='') {
  57        $match = array();
  58  
  59        preg_match('/[0-9.]+\s*' . $from . '\s*=\s*([0-9.]+)\s*' . $to . '/', implode('', $page), $match);
  60        if (sizeof($match) > 0) {
  61          return $match[1];
  62        } else {
  63          return false;
  64        }
  65      }
  66    }
  67  
  68    function doCurlCurrencyRequest($method, $url, $vars) {
  69      //echo '-----------------<br />';

  70      //echo 'URL: ' . $url . ' VARS: ' . $vars . '<br />';

  71      $ch = curl_init();
  72      curl_setopt($ch, CURLOPT_URL,$url);
  73      curl_setopt($ch, CURLOPT_VERBOSE, 0);
  74      curl_setopt($ch, CURLOPT_HEADER, false);
  75      curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);
  76      curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
  77      curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  78  //  curl_setopt($ch, CURLOPT_COOKIEJAR, 'cookie.txt');

  79  //  curl_setopt($ch, CURLOPT_COOKIEFILE, 'cookie.txt');

  80      if (strtoupper($method) == 'POST') {
  81        curl_setopt($ch, CURLOPT_POST, true);
  82        curl_setopt($ch, CURLOPT_POSTFIELDS, $vars);
  83      }
  84      if (CURL_PROXY_REQUIRED == 'True') {
  85        $proxy_tunnel_flag = (defined('CURL_PROXY_TUNNEL_FLAG') && strtoupper(CURL_PROXY_TUNNEL_FLAG) == 'FALSE') ? false : true;
  86        curl_setopt ($ch, CURLOPT_HTTPPROXYTUNNEL, $proxy_tunnel_flag);
  87        curl_setopt ($ch, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);
  88        curl_setopt ($ch, CURLOPT_PROXY, CURL_PROXY_SERVER_DETAILS);
  89      }
  90      $data = curl_exec($ch);
  91      $error = curl_error($ch);
  92      //$info=curl_getinfo($ch);

  93      curl_close($ch);
  94  
  95      if ($error != '') {
  96        global $messageStack;
  97        $messageStack->add_session('cURL communication ERROR: ' . $error, 'error');
  98      }
  99      //echo 'INFO: <pre>'; print_r($info); echo '</pre><br />';

 100      //echo 'ERROR: ' . $error . '<br />';

 101      //print_r($data) ;

 102  
 103      if ($data != '') {
 104        return $data;
 105      } else {
 106        return $error; 
 107      }
 108    }
 109  
 110  ?>