98 lines
3.7 KiB
PHP
98 lines
3.7 KiB
PHP
<?php
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/* vim: set expandtab tabstop=4 shiftwidth=4: */
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// +----------------------------------------------------------------------+
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// | PHP version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2003 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 2.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available through the world-wide-web at |
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// | http://www.php.net/license/2_02.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Author: Simon Brüchner <powtac@gmx.de> |
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// +----------------------------------------------------------------------+
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//
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// $Id: Rates_NBI.php,v 1.1 2004/02/22 14:11:54 mroch Exp $
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/**
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* Exchange rate driver - National Bank of Israel
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*
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* The Excange Rates of the National Bank of Israel are updated daily.
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*
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* @link http://www.bankisrael.gov.il/eng.shearim/
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*
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* @author Simon Brüchner <powtac@gmx.de>
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* @copyright Copyright 2003 Simon Brüchner
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* @license http://www.php.net/license/2_02.txt PHP License 2.0
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* @package Services_ExchangeRates
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*/
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/**
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* Include common functions to handle cache and fetch the file from the server
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*/
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require_once 'Services/ExchangeRates/Common.php';
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/**
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* National Bank of Israel Currency Exchange Rates Driver
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*
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* @package Services_ExchangeRates
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*/
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class Services_ExchangeRates_Rates_NBI extends Services_ExchangeRates_Common {
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/**
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* URL of XML feed
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* @access private
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* @var string
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*/
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var $_feedXMLUrl = 'http://www.bankisrael.gov.il/heb.shearim/currency.php';
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/**
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* Downloads exchange rates in terms of the ILS (New Israeli Shequel) from
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* the National Bank of Israel. This information is updated daily,
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* and is cached by default for 1 hour.
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*
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* Returns a multi-dimensional array containing:
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* 'rates' => associative array of currency codes to exchange rates
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* 'source' => URL of feed
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* 'date' => date feed last updated, pulled from the feed (more reliable than file mod time)
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*
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* @link http://www.bankisrael.gov.il/eng.shearim/ HTML version
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* @link http://www.bankisrael.gov.il/heb.shearim/currency.php XML version
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*
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* @param int Length of time to cache (in seconds)
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* @return array Multi-dimensional array
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*/
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function retrieve($cacheLength, $cacheDir) {
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// IMPORTANT: defines ILS mapping. Without this, you can't convert
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// to or from ILS!
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$return['rates'] = array('ILS' => 1.0);
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$return['source'] = $this->_feedXMLUrl;
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// retrieve the feed from the server or cache
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$root = $this->retrieveXML($this->_feedXMLUrl, $cacheLength, $cacheDir);
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// set date published
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$return['date'] = $root->children[0]->content;
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// get down to array of exchange rates
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$xrates = $root->children;
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// loop through and put them into an array
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foreach ($xrates as $rateinfo) {
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if ($rateinfo->children[4]->content != 0) {
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$return['rates'][$rateinfo->children[2]->content] =
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1 / $rateinfo->children[4]->content
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* $rateinfo->children[1]->content;
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}
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}
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return $return;
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}
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}
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?>
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