TimeTrex/classes/pear/Services/ExchangeRates/Rates_GOOGLE.php

98 lines
4.2 KiB
PHP

<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2003 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Author: Piotr Klaban <makler@man.torun.pl> |
// +----------------------------------------------------------------------+
//
// $Id: Rates_NBP.php,v 1.1.1.1 2003/09/13 15:03:54 mroch Exp $
/**
* Exchange rate driver - XE.net
*
* Retrieves exchange rates from XE.net
* Snippet from RatesA.html:
*
* @link http://www.xe.net
*
* @author Unknown
* @copyright
* @license http://www.php.net/license/2_02.txt PHP License 2.0
* @package Services_ExchangeRates
*/
/**
* Include common functions to handle cache and fetch the file from the server
*/
require_once 'Services/ExchangeRates/Common.php';
/**
* National Bank of Poland Exchange Rate Driver
*
* @package Services_ExchangeRates
*/
class Services_ExchangeRates_Rates_GOOGLE extends Services_ExchangeRates_Common {
/**
* URL of HTML page where the rates are given
* @var string
*/
var $feedHTMLUrl = 'http://www.google.com/search?num=0&q=';
/**
* Downloads exchange rates from XE.com
* This information is updated daily, and is cached by default for 1 hour.
*
* Returns a multi-dimensional array containing:
* 'rates' => associative array of currency codes to exchange rates
* 'source' => URL of feed
* 'date' => date feed last updated, pulled from the feed (more reliable than file mod time)
*
* @param int Length of time to cache (in seconds)
* @return array
*/
function retrieve($cacheLength, $cacheDir) {
$return['rates'] = array('USD' => 1.0);
$return['source'] = $this->feedHTMLUrl;
$return['date'] = time();
$supported_currencies = array('DZD','XAL','ARS','AWG','AUD','BSD','BHD','BDT','BBD','BYR','BZD','BMD','BTN','BOB','BWP','BRL','GBP','BND','BGN','BIF','KHR','CAD','CVE','KYD','XOF','XAF','CLP','CNY','COP','KMF','XCP','CRC','HRK','CUP','CYP','CZK','DKK','DJF','DOP','XCD','ECS','EGP','SVC','ERN','EEK','ETB','EUR','FKP','FJD','GMD','GHC','GIP','XAU','GTQ','GNF','GYD','HTG','HNL','HKD','HUF','ISK','INR','IDR','IRR','IQD','ILS','JMD','JPY','JOD','KZT','KES','KRW','KWD','LAK','LVL','LBP','LSL','LRD','LYD','LTL','MOP','MKD','MWK','MYR','MVR','MTL','MRO','MUR','MXN','MDL','MNT','MAD','MMK','NAD','NPR','ANG','TRY','NZD','ZWN','NIO','NGN','KPW','NOK','OMR','XPF','PKR','XPD','PAB','PGK','PYG','PEN','PHP','XPT','PLN','QAR','RON','RUB','RWF','WST','STD','SAR','SCR','SLL','SGD','SKK','SIT','SBD','SOS','ZAR','LKR','SHP','SDD','SZL','SEK','CHF','SYP','TWD','TZS','THB','TOP','TTD','TND','USD','AED','UGX','UAH','UYU','VUV','VEB','VND','YER','ZMK');
if ( is_array($supported_currencies) AND count($supported_currencies) > 0 ) {
foreach( $supported_currencies as $currency ) {
$feed_url = $this->feedHTMLUrl . urlencode('1.0 USD in '. $currency);
var_dump($feed_url);
$htmlpage = $this->retrieveFile( $feed_url, $cacheLength, $cacheDir);
var_dump($htmlpage);
preg_match_all('/<b>1.0 U.S. dollar = ([0-9\.,]{2,20}) .*<\/b>/i', $htmlpage, $matches);
if ( is_array($matches) AND isset($matches[1][0]) AND is_numeric($matches[1][0]) ) {
$return['rates'][$currency] = (float)$matches[1][0];
}
break;
}
}
return $return;
}
}
?>