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<?php
/**
* Attachments component
*
* @package Attachments
* @subpackage Attachments_Component
*
* @copyright Copyright (C) 2007-2011 Jonathan M. Cameron, All Rights Reserved
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
* @link http://joomlacode.org/gf/project/attachments/frs/
* @author Jonathan M. Cameron
*/
defined('_JEXEC') or die('Restricted access');
/**
* Call the fsockopen() function and catch any errors
*
* NOTE: The reason this function is in a separate file is because it contains
* PHP5-specific code (the try/catch). In order run in PHP 4, this file
* is not included('require_once') and therefore does not cause trouble.
*
* @param &object &$u the URL info object
* @param &object &$errno for the fsockopen() call to return the error number
* @param &string &$errstr for the fsockopen() call to return the error string
* @param int $timeout number of seconds for fsockopen() to allow
* @param bool $verify whether the existance of the URL should be checked
*
* @return $fp is the call was succesful, false if not
*/
function &fsockopen_protected(&$u, &$errno, &$errstr, $timeout, $verify)
{
set_error_handler(create_function('$a, $b, $c, $d',
'throw new Exception("fsockopen error");'), E_ALL);
try {
$fp = fsockopen($u->domain, $u->port, $errno, $errstr, $timeout);
restore_error_handler();
}
catch (Exception $e) {
restore_error_handler();
if ( $verify ) {
$u->error = true;
$u->error_code = 'url_check_exception';
$u->err_msg = $e->getMessage();
return false;
}
}
return $fp;
}
?>