Vergleich inc/functions.php - 1.8.10 - 1.8.11

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Zeile 6777Zeile 6777
function fetch_remote_file($url, $post_data=array(), $max_redirects=20)
{
global $mybb, $config;

function fetch_remote_file($url, $post_data=array(), $max_redirects=20)
{
global $mybb, $config;

 

if(!my_validate_url($url, true))
{
return false;
}


$url_components = @parse_url($url);


$url_components = @parse_url($url);

 

if(!isset($url_components['scheme']))
{
$url_components['scheme'] = 'https';
}
if(!isset($url_components['port']))
{
$url_components['port'] = $url_components['scheme'] == 'https' ? 443 : 80;
}


if(
!$url_components ||
empty($url_components['host']) ||
(!empty($url_components['scheme']) && !in_array($url_components['scheme'], array('http', 'https'))) ||


if(
!$url_components ||
empty($url_components['host']) ||
(!empty($url_components['scheme']) && !in_array($url_components['scheme'], array('http', 'https'))) ||

		(!empty($url_components['port']) && !in_array($url_components['port'], array(80, 8080, 443))) ||

		(!in_array($url_components['port'], array(80, 8080, 443))) ||

		(!empty($config['disallowed_remote_hosts']) && in_array($url_components['host'], $config['disallowed_remote_hosts']))
)
{
return false;
}

		(!empty($config['disallowed_remote_hosts']) && in_array($url_components['host'], $config['disallowed_remote_hosts']))
)
{
return false;
}

 

$addresses = get_ip_by_hostname($url_components['host']);
$destination_address = $addresses[0];


if(!empty($config['disallowed_remote_addresses']))
{


if(!empty($config['disallowed_remote_addresses']))
{

		$addresses = gethostbynamel($url_components['host']);
if($addresses)

		foreach($config['disallowed_remote_addresses'] as $disallowed_address)


		{

		{

			foreach($config['disallowed_remote_addresses'] as $disallowed_address)





			$ip_range = fetch_ip_range($disallowed_address);

$packed_address = my_inet_pton($destination_address);

if(is_array($ip_range))

			{

			{

				$ip_range = fetch_ip_range($disallowed_address);
foreach($addresses as $address)

				if(strcmp($ip_range[0], $packed_address) <= 0 && strcmp($ip_range[1], $packed_address) >= 0)


				{

				{

					$packed_address = my_inet_pton($address);

if(is_array($ip_range))
{
if(strcmp($ip_range[0], $packed_address) <= 0 && strcmp($ip_range[1], $packed_address) >= 0)
{
return false;
}
}
elseif($address == $disallowed_address)
{
return false;
}

					return false;













				}

				}

 
			}
elseif($destination_address == $disallowed_address)
{
return false;

			}
}
}

			}
}
}

Zeile 6831Zeile 6842

if(function_exists("curl_init"))
{


if(function_exists("curl_init"))
{

		$can_followlocation = @ini_get('open_basedir') === '' && !$mybb->safemode;

$request_header = $max_redirects != 0 && !$can_followlocation;

		$fetch_header = $max_redirects > 0;




$ch = curl_init();


$ch = curl_init();

		curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, $request_header);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);

 




		if($max_redirects != 0 && $can_followlocation)





























		$curlopt = array(
CURLOPT_URL => $url,
CURLOPT_HEADER => $fetch_header,
CURLOPT_TIMEOUT => 10,
CURLOPT_RETURNTRANSFER => 1,
CURLOPT_FOLLOWLOCATION => 0,
);

if($ca_bundle_path = get_ca_bundle_path())
{
$curlopt[CURLOPT_SSL_VERIFYPEER] = 1;
$curlopt[CURLOPT_CAINFO] = $ca_bundle_path;
}
else
{
$curlopt[CURLOPT_SSL_VERIFYPEER] = 0;
}

$curl_version_info = curl_version();
$curl_version = $curl_version_info['version'];

if(version_compare(PHP_VERSION, '7.0.7', '>=') && version_compare($curl_version, '7.49', '>='))
{
// CURLOPT_CONNECT_TO
$curlopt[10243] = array(
$url_components['host'].':'.$url_components['port'].':'.$destination_address
);
}
elseif(version_compare(PHP_VERSION, '5.5', '>=') && version_compare($curl_version, '7.21.3', '>='))

		{

		{

			curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($ch, CURLOPT_MAXREDIRS, $max_redirects);



			// CURLOPT_RESOLVE
$curlopt[10203] = array(
$url_components['host'].':'.$url_components['port'].':'.$destination_address
);

		}

if(!empty($post_body))
{

		}

if(!empty($post_body))
{

			curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post_body);

			$curlopt[CURLOPT_POST] = 1;
$curlopt[CURLOPT_POSTFIELDS] = $post_body;

		}

		}

 

curl_setopt_array($ch, $curlopt);


$response = curl_exec($ch);



$response = curl_exec($ch);


		if($request_header)

		if($fetch_header)

		{
$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$header = substr($response, 0, $header_size);

		{
$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$header = substr($response, 0, $header_size);

Zeile 6886Zeile 6922
	}
else if(function_exists("fsockopen"))
{

	}
else if(function_exists("fsockopen"))
{

		if(!isset($url_components['port']))
{
$url_components['port'] = 80;
}

 
		if(!isset($url_components['path']))
{
$url_components['path'] = "/";

		if(!isset($url_components['path']))
{
$url_components['path'] = "/";

Zeile 6910Zeile 6942
			}
}


			}
}


		$fp = @fsockopen($scheme.$url_components['host'], $url_components['port'], $error_no, $error, 10);






























		if(function_exists('stream_context_create'))
{
if($url_components['scheme'] == 'https' && $ca_bundle_path = get_ca_bundle_path())
{
$context = stream_context_create(array(
'ssl' => array(
'verify_peer' => true,
'verify_peer_name' => true,
'peer_name' => $url_components['host'],
'cafile' => $ca_bundle_path,
),
));
}
else
{
$context = stream_context_create(array(
'ssl' => array(
'verify_peer' => false,
'verify_peer_name' => false,
),
));
}

$fp = @stream_socket_client($scheme.$destination_address.':'.(int)$url_components['port'], $error_no, $error, 10, STREAM_CLIENT_CONNECT, $context);
}
else
{
$fp = @fsockopen($scheme.$url_components['host'], (int)$url_components['port'], $error_no, $error, 10);
}


		@stream_set_timeout($fp, 10);
if(!$fp)
{

		@stream_set_timeout($fp, 10);
if(!$fp)
{

Zeile 6962Zeile 7023
		$status_line = current(explode("\n\n", $header, 1));
$body = $data[1];


		$status_line = current(explode("\n\n", $header, 1));
$body = $data[1];


		if($max_redirects != 0 && (strstr($status_line, ' 301 ') || strstr($status_line, ' 302 ')))

		if($max_redirects > 0 && (strstr($status_line, ' 301 ') || strstr($status_line, ' 302 ')))

		{
preg_match('/Location:(.*?)(?:\n|$)/', $header, $matches);


		{
preg_match('/Location:(.*?)(?:\n|$)/', $header, $matches);


Zeile 6977Zeile 7038
		}

return $data;

		}

return $data;

	}
else if(empty($post_data))
{
return @implode("", @file($url));

 
	}
else
{
return false;
}

	}
else
{
return false;
}

 
}

/**
* Resolves a hostname into a set of IP addresses.
*
* @param string $hostname The hostname to be resolved
* @return array|bool The resulting IP addresses. False on failure
*/
function get_ip_by_hostname($hostname)
{
$addresses = @gethostbynamel($hostname);

if(!$addresses)
{
$result_set = @dns_get_record($hostname, DNS_A | DNS_AAAA);

if($result_set)
{
$addresses = array_column($result_set, 'ip');
}
else
{
return false;
}
}

return $addresses;
}

/**
* Returns the location of the CA bundle defined in the PHP configuration.
*
* @return string|bool The location of the CA bundle, false if not set
*/
function get_ca_bundle_path()
{
if($path = ini_get('openssl.cafile'))
{
return $path;
}
if($path = ini_get('curl.cainfo'))
{
return $path;
}

return false;

}

/**

}

/**