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khosb/modules/currency/currency.inc.php

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<?php
/**
* AgileBill - Open Billing Software
*
* This body of work is free software; you can redistribute it and/or
* modify it under the terms of the Open AgileBill License
* License as published at http://www.agileco.com/agilebill/license1-4.txt
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*
* Originally authored by Tony Landis, AgileBill LLC
*
* Recent modifications by Deon George
*
* @author Deon George <deonATleenooksDOTnet>
* @copyright 2009 Deon George
* @link http://osb.leenooks.net
*
* @link http://www.agileco.com/
* @copyright 2004-2008 Agileco, LLC.
* @license http://www.agileco.com/agilebill/license1-4.txt
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* @author Tony Landis <tony@agileco.com>
* @package AgileBill
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* @subpackage Module:Currency
*/
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/**
* The main AgileBill Currency Class
*
* @package AgileBill
* @subpackage Module:Currency
*/
class currency extends OSB_module {
/**
* Update currency rates
*/
public function task($VAR) {
$db = &DB();
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# Fetch all active currencies
$currencies = array();
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$rs = $db->Execute(sqlSelect($db,'currency','*',array('status'=>1)));
if ($rs) {
while (!$rs->EOF) {
$currencies[$rs->fields['id']] = $rs->fields;
$rs->MoveNext();
}
$rs->Close();
}
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foreach ($currencies as $currFrom) {
$conversions = array();
foreach ($currencies as $currTo) {
# Get currency conversion
if ($currFrom['three_digit'] != $currTo['three_digit']) {
$ch = curl_init(sprintf('http://www.xe.net/ucc/convert.cgi?Amount=1&From=%s&To=%s',$currFrom['three_digit'],$currTo['three_digit']));
curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
curl_setopt($ch,CURLOPT_FOLLOWLOCATION,true);
curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,3);
curl_setopt($ch,CURLOPT_CRLF,true);
$resp = curl_exec ($ch);
curl_close ($ch);
$m = array();
preg_match('/[0-9.]+\s*'.$currFrom['three_digit'].'\s*=\s*([0-9.]+)\s*'.$currTo['three_digit'].'/',$resp,$m);
} else {
# Conversion to/from same currency is always 1.
$m = array(1=>'1');
}
if (sizeof($m) > 0)
$conversions[$currTo['id']] = array('rate'=>$m[1],'iso'=>$currTo['three_digit']);
}
# Update conversions array
$db->Execute(sqlUpdate($db,'currency',array('convert_array'=>serialize($conversions)),array('id'=>$currFrom['id'])));
}
}
}
?>