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| <?php
/*
+-----------------+------------------------------------------------------------+
| Script | PHProxy |
| Author | Abdullah Arif |
| Last Modified | 5:27 PM 1/20/2007 |
+-----------------+------------------------------------------------------------+
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License |
| as published by the Free Software Foundation; either version 2 |
| of the License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
+------------------------------------------------------------------------------+
*/
error_reporting(E_ALL);
//
// CONFIGURABLE OPTIONS
//
// Importations avec require()
require'dico.php';
$_config = array
(
'url_var_name' => 'q',
'flags_var_name' => 'hl',
'get_form_name' => '____pgfa',
'basic_auth_var_name' => '____pbavn',
'max_file_size' => -1,
'allow_hotlinking' => 0,
'upon_hotlink' => 1,
'compress_output' => 0
);
$_flags = array
(
'include_form' => 1,
'remove_scripts' => 1,
'accept_cookies' => 1,
'show_images' => 1,
'show_referer' => 1,
'rotate13' => 0,
'base64_encode' => 1,
'strip_meta' => 1,
'strip_title' => 0,
'session_cookies' => 1
);
$_frozen_flags = array
(
'include_form' => 0,
'remove_scripts' => 0,
'accept_cookies' => 0,
'show_images' => 0,
'show_referer' => 0,
'rotate13' => 0,
'base64_encode' => 0,
'strip_meta' => 0,
'strip_title' => 0,
'session_cookies' => 0
);
$_labels = array
(
'include_form' => array('Include Form', 'Include mini URL-form on every page'),
'remove_scripts' => array('Remove Scripts', 'Remove client-side scripting (i.e JavaScript)'),
'accept_cookies' => array('Accept Cookies', 'Allow cookies to be stored'),
'show_images' => array('Show Images', 'Show images on browsed pages'),
'show_referer' => array('Show Referer', 'Show actual referring Website'),
'rotate13' => array('Rotate13', 'Use ROT13 encoding on the address'),
'base64_encode' => array('Base64', 'Use base64 encodng on the address'),
'strip_meta' => array('Strip Meta', 'Strip meta information tags from pages'),
'strip_title' => array('Strip Title', 'Strip page title'),
'session_cookies' => array('Session Cookies', 'Store cookies for this session only')
);
$_hosts = array
(
'#^127\.|192\.168\.|10\.|172\.(1[6-9]|2[0-9]|3[01])\.|localhost#i'
);
$_hotlink_domains = array();
$_insert = array();
//
// END CONFIGURABLE OPTIONS. The ride for you ends here. Close the file.
//
$_iflags = '';
$_system = array
(
'ssl' => extension_loaded('openssl') && version_compare(PHP_VERSION, '4.3.0', '>='),
'uploads' => ini_get('file_uploads'),
'gzip' => extension_loaded('zlib') && !ini_get('zlib.output_compression'),
'stripslashes' => get_magic_quotes_gpc()
);
$_proxify = array('text/html' => 1, 'application/xml+xhtml' => 1, 'application/xhtml+xml' => 1, 'text/css' => 1);
$_version = '0.5b2';
$_http_host = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : (isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : 'localhost');
$_script_url = 'http' . ((isset($_ENV['HTTPS']) && $_ENV['HTTPS'] == 'on') || $_SERVER['SERVER_PORT'] == 443 ? 's' : '') . '://' . $_http_host . ($_SERVER['SERVER_PORT'] != 80 && $_SERVER['SERVER_PORT'] != 443 ? ':' . $_SERVER['SERVER_PORT'] : '') . $_SERVER['PHP_SELF'];
$_script_base = substr($_script_url, 0, strrpos($_script_url, '/')+1);
$_url = '';
$_url_parts = array();
$_base = array();
$_socket = null;
$_request_method = $_SERVER['REQUEST_METHOD'];
$_request_headers = '';
$_cookie = '';
$_post_body = '';
$_response_headers = array();
$_response_keys = array();
$_http_version = '';
$_response_code = 0;
$_content_type = 'text/html';
$_content_length = false;
$_content_disp = '';
$_set_cookie = array();
$_retry = false;
$_quit = false;
$_basic_auth_header = '';
$_basic_auth_realm = '';
$_auth_creds = array();
$_response_body = '';
//
// FUNCTION DECLARATIONS
//
function show_report($data)
{
include $data['which'] . '.inc.php';
exit(0);
}
function add_cookie($name, $value, $expires = 0)
{
return rawurlencode(rawurlencode($name)) . '=' . rawurlencode(rawurlencode($value)) . (empty($expires) ? '' : '; expires=' . gmdate('D, d-M-Y H:i:s \G\M\T', $expires)) . '; path=/; domain=.' . $GLOBALS['_http_host'];
}
function set_post_vars($array, $parent_key = null)
{
$temp = array();
foreach ($array as $key => $value)
{
$key = isset($parent_key) ? sprintf('%s[%s]', $parent_key, urlencode($key)) : urlencode($key);
if (is_array($value))
{
$temp = array_merge($temp, set_post_vars($value, $key));
}
else
{
$temp[$key] = urlencode($value);
}
}
return $temp;
}
function set_post_files($array, $parent_key = null)
{
$temp = array();
foreach ($array as $key => $value)
{
$key = isset($parent_key) ? sprintf('%s[%s]', $parent_key, urlencode($key)) : urlencode($key);
if (is_array($value))
{
$temp = array_merge_recursive($temp, set_post_files($value, $key));
}
else if (preg_match('#^([^\[\]]+)\[(name|type|tmp_name)\]#', $key, $m))
{
$temp[str_replace($m[0], $m[1], $key)][$m[2]] = $value;
}
}
return $temp;
}
function url_parse($url, & $container)
{
$temp = @parse_url($url);
if (!empty($temp))
{
$temp['port_ext'] = '';
$temp['base'] = $temp['scheme'] . '://' . $temp['host'];
if (isset($temp['port']))
{
$temp['base'] .= $temp['port_ext'] = ':' . $temp['port'];
}
else
{
$temp['port'] = $temp['scheme'] === 'https' ? 443 : 80;
}
$temp['path'] = isset($temp['path']) ? $temp['path'] : '/';
$path = array();
$temp['path'] = explode('/', $temp['path']);
foreach ($temp['path'] as $dir)
{
if ($dir === '..')
{
array_pop($path);
}
else if ($dir !== '.')
{
for ($dir = rawurldecode($dir), $new_dir = '', $i = 0, $count_i = strlen($dir); $i < $count_i; $new_dir .= strspn($dir{$i}, 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789$-_.+!*\'(),?:@&;=') ? $dir{$i} : rawurlencode($dir{$i}), ++$i);
$path[] = $new_dir;
}
}
$temp['path'] = str_replace('/%7E', '/~', '/' . ltrim(implode('/', $path), '/'));
$temp['file'] = substr($temp['path'], strrpos($temp['path'], '/')+1);
$temp['dir'] = substr($temp['path'], 0, strrpos($temp['path'], '/'));
$temp['base'] .= $temp['dir'];
$temp['prev_dir'] = substr_count($temp['path'], '/') > 1 ? substr($temp['base'], 0, strrpos($temp['base'], '/')+1) : $temp['base'] . '/';
$container = $temp;
return true;
}
return false;
}
function complete_url($url, $proxify = true)
{
$url = trim($url);
if ($url === '')
{
return '';
}
$hash_pos = strrpos($url, '#');
$fragment = $hash_pos !== false ? '#' . substr($url, $hash_pos) : '';
$sep_pos = strpos($url, '://');
if ($sep_pos === false || $sep_pos > 5)
{
switch ($url{0})
{
case '/':
$url = substr($url, 0, 2) === '//' ? $GLOBALS['_base']['scheme'] . ':' . $url : $GLOBALS['_base']['scheme'] . '://' . $GLOBALS['_base']['host'] . $GLOBALS['_base']['port_ext'] . $url;
break;
case '?':
$url = $GLOBALS['_base']['base'] . '/' . $GLOBALS['_base']['file'] . $url;
break;
case '#':
$proxify = false;
break;
case 'm':
if (substr($url, 0, 7) == 'mailto:')
{
$proxify = false;
break;
}
default:
$url = $GLOBALS['_base']['base'] . '/' . $url;
}
}
return $proxify ? "{$GLOBALS['_script_url']}?{$GLOBALS['_config']['url_var_name']}=" . encode_url($url) . $fragment : $url;
}
function proxify_inline_css($css)
{
preg_match_all('#url\s*\(\s*(([^)]*(\\\))*[^)]*)(\)|$)?#i', $css, $matches, PREG_SET_ORDER);
for ($i = 0, $count = count($matches); $i < $count; ++$i)
{
$css = str_replace($matches[$i][0], 'url(' . proxify_css_url($matches[$i][1]) . ')', $css);
}
return $css;
}
function proxify_css($css)
{
$css = proxify_inline_css($css);
preg_match_all("#@import\s*(?:\"([^\">]*)\"?|'([^'>]*)'?)([^;]*)(;|$)#i", $css, $matches, PREG_SET_ORDER);
for ($i = 0, $count = count($matches); $i < $count; ++$i)
{
$delim = '"';
$url = $matches[$i][2];
if (isset($matches[$i][3]))
{
$delim = "'";
$url = $matches[$i][3];
}
$css = str_replace($matches[$i][0], '@import ' . $delim . proxify_css_url($matches[$i][1]) . $delim . (isset($matches[$i][4]) ? $matches[$i][4] : ''), $css);
}
return $css;
}
function proxify_css_url($url)
{
$url = trim($url);
$delim = strpos($url, '"') === 0 ? '"' : (strpos($url, "'") === 0 ? "'" : '');
return $delim . preg_replace('#([\(\),\s\'"\\\])#', '\\$1', complete_url(trim(preg_replace('#\\\(.)#', '$1', trim($url, $delim))))) . $delim;
}
//
// SET FLAGS
//
if (isset($_POST[$_config['url_var_name']]) && !isset($_GET[$_config['url_var_name']]) && isset($_POST[$_config['flags_var_name']]))
{
foreach ($_flags as $flag_name => $flag_value)
{
$_iflags .= isset($_POST[$_config['flags_var_name']][$flag_name]) ? (string)(int)(bool)$_POST[$_config['flags_var_name']][$flag_name] : ($_frozen_flags[$flag_name] ? $flag_value : '0');
}
$_iflags = base_convert(($_iflags != '' ? $_iflags : '0'), 2, 16);
}
else if (isset($_GET[$_config['flags_var_name']]) && !isset($_GET[$_config['get_form_name']]) && ctype_alnum($_GET[$_config['flags_var_name']]))
{
$_iflags = $_GET[$_config['flags_var_name']];
}
else if (isset($_COOKIE['flags']) && ctype_alnum($_COOKIE['flags']))
{
$_iflags = $_COOKIE['flags'];
}
if ($_iflags !== '')
{
$_set_cookie[] = add_cookie('flags', $_iflags, time()+2419200);
$_iflags = str_pad(base_convert($_iflags, 16, 2), count($_flags), '0', STR_PAD_LEFT);
$i = 0;
foreach ($_flags as $flag_name => $flag_value)
{
$_flags[$flag_name] = $_frozen_flags[$flag_name] ? $flag_value : (int)(bool)$_iflags{$i};
$i++;
}
}
//
// DETERMINE URL-ENCODING BASED ON FLAGS
//
if ($_flags['rotate13'])
{
function encode_url($url)
{
return rawurlencode(str_rot13($url));
}
function decode_url($url)
{
return str_replace(array('&', '&'), '&', str_rot13(rawurldecode($url)));
}
}
else if ($_flags['base64_encode'])
{
function encode_url($url)
{
return rawurlencode(base64_encode($url));
}
function decode_url($url)
{
return str_replace(array('&', '&'), '&', base64_decode(rawurldecode($url)));
}
}
else
{
function encode_url($url)
{
return rawurlencode($url);
}
function decode_url($url)
{
return str_replace(array('&', '&'), '&', rawurldecode($url));
}
}
//
// COMPRESS OUTPUT IF INSTRUCTED
//
if ($_config['compress_output'] && $_system['gzip'])
{
ob_start('ob_gzhandler');
}
//
// STRIP SLASHES FROM GPC IF NECESSARY
//
if ($_system['stripslashes'])
{
function _stripslashes($value)
{
return is_array($value) ? array_map('_stripslashes', $value) : (is_string($value) ? stripslashes($value) : $value);
}
$_GET = _stripslashes($_GET);
$_POST = _stripslashes($_POST);
$_COOKIE = _stripslashes($_COOKIE);
}
//
// FIGURE OUT WHAT TO DO (POST URL-form submit, GET form request, regular request, basic auth, cookie manager, show URL-form)
//
if (isset($_POST[$_config['url_var_name']]) && !isset($_GET[$_config['url_var_name']]))
{
header('Location: ' . $_script_url . '?' . $_config['url_var_name'] . '=' . encode_url($_POST[$_config['url_var_name']]) . '&' . $_config['flags_var_name'] . '=' . base_convert($_iflags, 2, 16));
exit(0);
}
if (isset($_GET[$_config['get_form_name']]))
{
$_url = decode_url($_GET[$_config['get_form_name']]);
$qstr = strpos($_url, '?') !== false ? (strpos($_url, '?') === strlen($_url)-1 ? '' : '&') : '?';
$arr = explode('&', $_SERVER['QUERY_STRING']);
if (preg_match('#^\Q' . $_config['get_form_name'] . '\E#', $arr[0]))
{
array_shift($arr);
}
$_url .= $qstr . implode('&', $arr);
}
else if (isset($_GET[$_config['url_var_name']]))
{
$_url = decode_url($_GET[$_config['url_var_name']]);
}
else if (isset($_GET['action']) && $_GET['action'] == 'cookies')
{
show_report(array('which' => 'cookies'));
}
else
{
show_report(array('which' => 'index', 'category' => 'entry_form'));
}
if (isset($_GET[$_config['url_var_name']], $_POST[$_config['basic_auth_var_name']], $_POST['username'], $_POST['password']))
{
$_request_method = 'GET';
$_basic_auth_realm = base64_decode($_POST[$_config['basic_auth_var_name']]);
$_basic_auth_header = base64_encode($_POST['username'] . ':' . $_POST['password']);
}
//
// SET URL
//
if (strpos($_url, '://') === false)
{
$_url = 'http://' . $_url;
}
if (url_parse($_url, $_url_parts))
{
$_base = $_url_parts;
if (!empty($_hosts))
{
foreach ($_hosts as $host)
{
if (preg_match($host, $_url_parts['host']))
{
show_report(array('which' => 'index', 'category' => 'error', 'group' => 'url', 'type' => 'external', 'error' => 1));
}
}
}
}
else
{
show_report(array('which' => 'index', 'category' => 'error', 'group' => 'url', 'type' => 'external', 'error' => 2));
}
//
// HOTLINKING PREVENTION
//
if (!$_config['allow_hotlinking'] && isset($_SERVER['HTTP_REFERER']))
{
$_hotlink_domains[] = $_http_host;
$is_hotlinking = true;
foreach ($_hotlink_domains as $host)
{
if (preg_match('#^https?\:\/\/(www)?\Q' . $host . '\E(\/|\:|$)#i', trim($_SERVER['HTTP_REFERER'])))
{
$is_hotlinking = false;
break;
}
}
if ($is_hotlinking)
{
switch ($_config['upon_hotlink'])
{
case 1:
show_report(array('which' => 'index', 'category' => 'error', 'group' => 'resource', 'type' => 'hotlinking'));
break;
case 2:
header('HTTP/1.0 404 Not Found');
exit(0);
default:
header('Location: ' . $_config['upon_hotlink']);
exit(0);
}
}
}
//
// OPEN SOCKET TO SERVER
//
do
{
$_retry = false;
$_socket = @fsockopen(($_url_parts['scheme'] === 'https' && $_system['ssl'] ? 'ssl://' : 'tcp://') . $_url_parts['host'], $_url_parts['port'], $err_no, $err_str, 30);
if ($_socket === false)
{
show_report(array('which' => 'index', 'category' => 'error', 'group' => 'url', 'type' => 'internal', 'error' => $err_no));
}
//
// SET REQUEST HEADERS
//
$_request_headers = $_request_method . ' ' . $_url_parts['path'];
if (isset($_url_parts['query']))
{
$_request_headers .= '?';
$query = preg_split('#([&;])#', $_url_parts['query'], -1, PREG_SPLIT_DELIM_CAPTURE);
for ($i = 0, $count = count($query); $i < $count; $_request_headers .= implode('=', array_map('urlencode', array_map('urldecode', explode('=', $query[$i])))) . (isset($query[++$i]) ? $query[$i] : ''), $i++);
}
$_request_headers .= " HTTP/1.0\r\n";
$_request_headers .= 'Host: ' . $_url_parts['host'] . $_url_parts['port_ext'] . "\r\n";
if (isset($_SERVER['HTTP_USER_AGENT']))
{
$_request_headers .= 'User-Agent: ' . $_SERVER['HTTP_USER_AGENT'] . "\r\n";
}
if (isset($_SERVER['HTTP_ACCEPT']))
{
$_request_headers .= 'Accept: ' . $_SERVER['HTTP_ACCEPT'] . "\r\n";
}
else
{
$_request_headers .= "Accept: */*;q=0.1\r\n";
}
if ($_flags['show_referer'] && isset($_SERVER['HTTP_REFERER']) && preg_match('#^\Q' . $_script_url . '?' . $_config['url_var_name'] . '=\E([^&]+)#', $_SERVER['HTTP_REFERER'], $matches))
{
$_request_headers .= 'Referer: ' . decode_url($matches[1]) . "\r\n";
}
if (!empty($_COOKIE))
{
$_cookie = '';
$_auth_creds = array();
foreach ($_COOKIE as $cookie_id => $cookie_content)
{
$cookie_id = explode(';', rawurldecode($cookie_id));
$cookie_content = explode(';', rawurldecode($cookie_content));
if ($cookie_id[0] === 'COOKIE')
{
$cookie_id[3] = str_replace('_', '.', $cookie_id[3]); //stupid PHP can't have dots in var names
if (count($cookie_id) < 4 || ($cookie_content[1] == 'secure' && $_url_parts['scheme'] != 'https'))
{
continue;
}
if ((preg_match('#\Q' . $cookie_id[3] . '\E$#i', $_url_parts['host']) || strtolower($cookie_id[3]) == strtolower('.' . $_url_parts['host'])) && preg_match('#^\Q' . $cookie_id[2] . '\E#', $_url_parts['path']))
{
$_cookie .= ($_cookie != '' ? '; ' : '') . (empty($cookie_id[1]) ? '' : $cookie_id[1] . '=') . $cookie_content[0];
}
}
else if ($cookie_id[0] === 'AUTH' && count($cookie_id) === 3)
{
$cookie_id[2] = str_replace('_', '.', $cookie_id[2]);
if ($_url_parts['host'] . ':' . $_url_parts['port'] === $cookie_id[2])
{
$_auth_creds[$cookie_id[1]] = $cookie_content[0];
}
}
}
if ($_cookie != '')
{
$_request_headers .= "Cookie: $_cookie\r\n";
}
}
if (isset($_url_parts['user'], $_url_parts['pass']))
{
$_basic_auth_header = base64_encode($_url_parts['user'] . ':' . $_url_parts['pass']);
}
if (!empty($_basic_auth_header))
{
$_set_cookie[] = add_cookie("AUTH;{$_basic_auth_realm};{$_url_parts['host']}:{$_url_parts['port']}", $_basic_auth_header);
$_request_headers .= "Authorization: Basic {$_basic_auth_header}\r\n";
}
else if (!empty($_basic_auth_realm) && isset($_auth_creds[$_basic_auth_realm]))
{
$_request_headers .= "Authorization: Basic {$_auth_creds[$_basic_auth_realm]}\r\n";
}
else if (list($_basic_auth_realm, $_basic_auth_header) = each($_auth_creds))
{
$_request_headers .= "Authorization: Basic {$_basic_auth_header}\r\n";
}
if ($_request_method == 'POST')
{
if (!empty($_FILES) && $_system['uploads'])
{
$_data_boundary = '----' . md5(uniqid(rand(), true));
$array = set_post_vars($_POST);
foreach ($array as $key => $value)
{
$_post_body .= "--{$_data_boundary}\r\n";
$_post_body .= "Content-Disposition: form-data; name=\"$key\"\r\n\r\n";
$_post_body .= urldecode($value) . "\r\n";
}
$array = set_post_files($_FILES);
foreach ($array as $key => $file_info)
{
$_post_body .= "--{$_data_boundary}\r\n";
$_post_body .= "Content-Disposition: form-data; name=\"$key\"; filename=\"{$file_info['name']}\"\r\n";
$_post_body .= 'Content-Type: ' . (empty($file_info['type']) ? 'application/octet-stream' : $file_info['type']) . "\r\n\r\n";
if (is_readable($file_info['tmp_name']))
{
$handle = fopen($file_info['tmp_name'], 'rb');
$_post_body .= fread($handle, filesize($file_info['tmp_name']));
fclose($handle);
}
$_post_body .= "\r\n";
}
$_post_body .= "--{$_data_boundary}--\r\n";
$_request_headers .= "Content-Type: multipart/form-data; boundary={$_data_boundary}\r\n";
$_request_headers .= "Content-Length: " . strlen($_post_body) . "\r\n\r\n";
$_request_headers .= $_post_body;
}
else
{
$array = set_post_vars($_POST);
foreach ($array as $key => $value)
{
$_post_body .= !empty($_post_body) ? '&' : '';
$_post_body .= $key . '=' . $value;
}
$_request_headers .= "Content-Type: application/x-www-form-urlencoded\r\n";
$_request_headers .= "Content-Length: " . strlen($_post_body) . "\r\n\r\n";
$_request_headers .= $_post_body;
$_request_headers .= "\r\n";
}
$_post_body = '';
}
else
{
$_request_headers .= "\r\n";
}
fwrite($_socket, $_request_headers);
//
// PROCESS RESPONSE HEADERS
//
$_response_headers = $_response_keys = array();
$line = fgets($_socket, 8192);
while (strspn($line, "\r\n") !== strlen($line))
{
@list($name, $value) = explode(':', $line, 2);
$name = trim($name);
$_response_headers[strtolower($name)][] = trim($value);
$_response_keys[strtolower($name)] = $name;
$line = fgets($_socket, 8192);
}
sscanf(current($_response_keys), '%s %s', $_http_version, $_response_code);
if (isset($_response_headers['content-type']))
{
list($_content_type, ) = explode(';', str_replace(' ', '', strtolower($_response_headers['content-type'][0])), 2);
}
if (isset($_response_headers['content-length']))
{
$_content_length = $_response_headers['content-length'][0];
unset($_response_headers['content-length'], $_response_keys['content-length']);
}
if (isset($_response_headers['content-disposition']))
{
$_content_disp = $_response_headers['content-disposition'][0];
unset($_response_headers['content-disposition'], $_response_keys['content-disposition']);
}
if (isset($_response_headers['set-cookie']) && $_flags['accept_cookies'])
{
foreach ($_response_headers['set-cookie'] as $cookie)
{
$name = $value = $expires = $path = $domain = $secure = $expires_time = '';
preg_match('#^\s*([^=;,\s]*)\s*=?\s*([^;]*)#', $cookie, $match) && list(, $name, $value) = $match;
preg_match('#;\s*expires\s*=\s*([^;]*)#i', $cookie, $match) && list(, $expires) = $match;
preg_match('#;\s*path\s*=\s*([^;,\s]*)#i', $cookie, $match) && list(, $path) = $match;
preg_match('#;\s*domain\s*=\s*([^;,\s]*)#i', $cookie, $match) && list(, $domain) = $match;
preg_match('#;\s*(secure\b)#i', $cookie, $match) && list(, $secure) = $match;
$expires_time = empty($expires) ? 0 : intval(@strtotime($expires));
$expires = ($_flags['session_cookies'] && !empty($expires) && time()-$expires_time < 0) ? '' : $expires;
$path = empty($path) ? '/' : $path;
if (empty($domain))
{
$domain = $_url_parts['host'];
}
else
{
$domain = '.' . strtolower(str_replace('..', '.', trim($domain, '.')));
if ((!preg_match('#\Q' . $domain . '\E$#i', $_url_parts['host']) && $domain != '.' . $_url_parts['host']) || (substr_count($domain, '.') < 2 && $domain{0} == '.'))
{
continue;
}
}
if (count($_COOKIE) >= 15 && time()-$expires_time <= 0)
{
$_set_cookie[] = add_cookie(current($_COOKIE), '', 1);
}
$_set_cookie[] = add_cookie("COOKIE;$name;$path;$domain", "$value;$secure", $expires_time);
}
}
if (isset($_response_headers['set-cookie']))
{
unset($_response_headers['set-cookie'], $_response_keys['set-cookie']);
}
if (!empty($_set_cookie))
{
$_response_keys['set-cookie'] = 'Set-Cookie';
$_response_headers['set-cookie'] = $_set_cookie;
}
if (isset($_response_headers['p3p']) && preg_match('#policyref\s*=\s*[\'"]?([^\'"\s]*)[\'"]?#i', $_response_headers['p3p'][0], $matches))
{
$_response_headers['p3p'][0] = str_replace($matches[0], 'policyref="' . complete_url($matches[1]) . '"', $_response_headers['p3p'][0]);
}
if (isset($_response_headers['refresh']) && preg_match('#([0-9\s]*;\s*URL\s*=)\s*(\S*)#i', $_response_headers['refresh'][0], $matches))
{
$_response_headers['refresh'][0] = $matches[1] . complete_url($matches[2]);
}
if (isset($_response_headers['location']))
{
$_response_headers['location'][0] = complete_url($_response_headers['location'][0]);
}
if (isset($_response_headers['uri']))
{
$_response_headers['uri'][0] = complete_url($_response_headers['uri'][0]);
}
if (isset($_response_headers['content-location']))
{
$_response_headers['content-location'][0] = complete_url($_response_headers['content-location'][0]);
}
if (isset($_response_headers['connection']))
{
unset($_response_headers['connection'], $_response_keys['connection']);
}
if (isset($_response_headers['keep-alive']))
{
unset($_response_headers['keep-alive'], $_response_keys['keep-alive']);
}
if ($_response_code == 401 && isset($_response_headers['www-authenticate']) && preg_match('#basic\s+(?:realm="(.*?)")?#i', $_response_headers['www-authenticate'][0], $matches))
{
if (isset($_auth_creds[$matches[1]]) && !$_quit)
{
$_basic_auth_realm = $matches[1];
$_basic_auth_header = '';
$_retry = $_quit = true;
}
else
{
show_report(array('which' => 'index', 'category' => 'auth', 'realm' => $matches[1]));
}
}
}
while ($_retry);
//
// OUTPUT RESPONSE IF NO PROXIFICATION IS NEEDED
//
if (!isset($_proxify[$_content_type]))
{
@set_time_limit(0);
$_response_keys['content-disposition'] = 'Content-Disposition';
$_response_headers['content-disposition'][0] = empty($_content_disp) ? ($_content_type == 'application/octet_stream' ? 'attachment' : 'inline') . '; filename="' . $_url_parts['file'] . '"' : $_content_disp;
if ($_content_length !== false)
{
if ($_config['max_file_size'] != -1 && $_content_length > $_config['max_file_size'])
{
show_report(array('which' => 'index', 'category' => 'error', 'group' => 'resource', 'type' => 'file_size'));
}
$_response_keys['content-length'] = 'Content-Length';
$_response_headers['content-length'][0] = $_content_length;
}
$_response_headers = array_filter($_response_headers);
$_response_keys = array_filter($_response_keys);
header(array_shift($_response_keys));
array_shift($_response_headers);
foreach ($_response_headers as $name => $array)
{
foreach ($array as $value)
{
header($_response_keys[$name] . ': ' . $value, false);
}
}
do
{
$data = fread($_socket, 8192);
echo $data;
}
while (isset($data{0}));
fclose($_socket);
exit(0);
}
do
{
$data = @fread($_socket, 8192); // silenced to avoid the "normal" warning by a faulty SSL connection
$_response_body .= $data;
}
while (isset($data{0}));
unset($data);
fclose($_socket);
//
// MODIFY AND DUMP RESOURCE
//
if ($_content_type == 'text/css')
{
$_response_body = proxify_css($_response_body);
}
else
{
if ($_flags['strip_title'])
{
$_response_body = preg_replace('#(<\s*title[^>]*>)(.*?)(<\s*/title[^>]*>)#is', '$1$3', $_response_body);
}
if ($_flags['remove_scripts'])
{
$_response_body = preg_replace('#<\s*script[^>]*?>.*?<\s*/\s*script\s*>#si', '', $_response_body);
$_response_body = preg_replace("#(\bon[a-z]+)\s*=\s*(?:\"([^\"]*)\"?|'([^']*)'?|([^'\"\s>]*))?#i", '', $_response_body);
$_response_body = preg_replace('#<noscript>(.*?)</noscript>#si', "$1", $_response_body);
}
if (!$_flags['show_images'])
{
$_response_body = preg_replace('#<(img|image)[^>]*?>#si', '', $_response_body);
}
//
// PROXIFY HTML RESOURCE
//
$tags = array
(
'a' => array('href'),
'img' => array('src', 'longdesc'),
'image' => array('src', 'longdesc'),
'body' => array('background'),
'base' => array('href'),
'frame' => array('src', 'longdesc'),
'iframe' => array('src', 'longdesc'),
'head' => array('profile'),
'layer' => array('src'),
'input' => array('src', 'usemap'),
'form' => array('action'),
'area' => array('href'),
'link' => array('href', 'src', 'urn'),
'meta' => array('content'),
'param' => array('value'),
'applet' => array('codebase', 'code', 'object', 'archive'),
'object' => array('usermap', 'codebase', 'classid', 'archive', 'data'),
'script' => array('src'),
'select' => array('src'),
'hr' => array('src'),
'table' => array('background'),
'tr' => array('background'),
'th' => array('background'),
'td' => array('background'),
'bgsound' => array('src'),
'blockquote' => array('cite'),
'del' => array('cite'),
'embed' => array('src'),
'fig' => array('src', 'imagemap'),
'ilayer' => array('src'),
'ins' => array('cite'),
'note' => array('src'),
'overlay' => array('src', 'imagemap'),
'q' => array('cite'),
'ul' => array('src')
);
preg_match_all('#(<\s*style[^>]*>)(.*?)(<\s*/\s*style[^>]*>)#is', $_response_body, $matches, PREG_SET_ORDER);
for ($i = 0, $count_i = count($matches); $i < $count_i; ++$i)
{
$_response_body = str_replace($matches[$i][0], $matches[$i][1]. proxify_css($matches[$i][2]) .$matches[$i][3], $_response_body);
}
preg_match_all("#<\s*([a-zA-Z\?-]+)([^>]+)>#S", $_response_body, $matches);
for ($i = 0, $count_i = count($matches[0]); $i < $count_i; ++$i)
{
if (!preg_match_all("#([a-zA-Z\-\/]+)\s*(?:=\s*(?:\"([^\">]*)\"?|'([^'>]*)'?|([^'\"\s]*)))?#S", $matches[2][$i], $m, PREG_SET_ORDER))
{
continue;
}
$rebuild = false;
$extra_html = $temp = '';
$attrs = array();
for ($j = 0, $count_j = count($m); $j < $count_j; $attrs[strtolower($m[$j][1])] = (isset($m[$j][4]) ? $m[$j][4] : (isset($m[$j][3]) ? $m[$j][3] : (isset($m[$j][2]) ? $m[$j][2] : false))), ++$j);
if (isset($attrs['style']))
{
$rebuild = true;
$attrs['style'] = proxify_inline_css($attrs['style']);
}
$tag = strtolower($matches[1][$i]);
if (isset($tags[$tag]))
{
switch ($tag)
{
case 'a':
if (isset($attrs['href']))
{
$rebuild = true;
$attrs['href'] = complete_url($attrs['href']);
}
break;
case 'img':
if (isset($attrs['src']))
{
$rebuild = true;
$attrs['src'] = complete_url($attrs['src']);
}
if (isset($attrs['longdesc']))
{
$rebuild = true;
$attrs['longdesc'] = complete_url($attrs['longdesc']);
}
break;
case 'form':
if (isset($attrs['action']))
{
$rebuild = true;
if (trim($attrs['action']) === '')
{
$attrs['action'] = $_url_parts['path'];
}
if (!isset($attrs['method']) || strtolower(trim($attrs['method'])) === 'get')
{
$extra_html = '<input type="hidden" name="' . $_config['get_form_name'] . '" value="' . encode_url(complete_url($attrs['action'], false)) . '" />';
$attrs['action'] = '';
break;
}
$attrs['action'] = complete_url($attrs['action']);
}
break;
case 'base':
if (isset($attrs['href']))
{
$rebuild = true;
url_parse($attrs['href'], $_base);
$attrs['href'] = complete_url($attrs['href']);
}
break;
case 'meta':
if ($_flags['strip_meta'] && isset($attrs['name']))
{
$_response_body = str_replace($matches[0][$i], '', $_response_body);
}
if (isset($attrs['http-equiv'], $attrs['content']) && preg_match('#\s*refresh\s*#i', $attrs['http-equiv']))
{
if (preg_match('#^(\s*[0-9]*\s*;\s*url=)(.*)#i', $attrs['content'], $content))
{
$rebuild = true;
$attrs['content'] = $content[1] . complete_url(trim($content[2], '"\''));
}
}
break;
case 'head':
if (isset($attrs['profile']))
{
$rebuild = true;
$attrs['profile'] = implode(' ', array_map('complete_url', explode(' ', $attrs['profile'])));
}
break;
case 'applet':
if (isset($attrs['codebase']))
{
$rebuild = true;
$temp = $_base;
url_parse(complete_url(rtrim($attrs['codebase'], '/') . '/', false), $_base);
unset($attrs['codebase']);
}
if (isset($attrs['code']) && strpos($attrs['code'], '/') !== false)
{
$rebuild = true;
$attrs['code'] = complete_url($attrs['code']);
}
if (isset($attrs['object']))
{
$rebuild = true;
$attrs['object'] = complete_url($attrs['object']);
}
if (isset($attrs['archive']))
{
$rebuild = true;
$attrs['archive'] = implode(',', array_map('complete_url', preg_split('#\s*,\s*#', $attrs['archive'])));
}
if (!empty($temp))
{
$_base = $temp;
}
break;
case 'object':
if (isset($attrs['usemap']))
{
$rebuild = true;
$attrs['usemap'] = complete_url($attrs['usemap']);
}
if (isset($attrs['codebase']))
{
$rebuild = true;
$temp = $_base;
url_parse(complete_url(rtrim($attrs['codebase'], '/') . '/', false), $_base);
unset($attrs['codebase']);
}
if (isset($attrs['data']))
{
$rebuild = true;
$attrs['data'] = complete_url($attrs['data']);
}
if (isset($attrs['classid']) && !preg_match('#^clsid:#i', $attrs['classid']))
{
$rebuild = true;
$attrs['classid'] = complete_url($attrs['classid']);
}
if (isset($attrs['archive']))
{
$rebuild = true;
$attrs['archive'] = implode(' ', array_map('complete_url', explode(' ', $attrs['archive'])));
}
if (!empty($temp))
{
$_base = $temp;
}
break;
case 'param':
if (isset($attrs['valuetype'], $attrs['value']) && strtolower($attrs['valuetype']) == 'ref' && preg_match('#^[\w.+-]+://#', $attrs['value']))
{
$rebuild = true;
$attrs['value'] = complete_url($attrs['value']);
}
break;
case 'frame':
case 'iframe':
if (isset($attrs['src']))
{
$rebuild = true;
$attrs['src'] = complete_url($attrs['src']) . '&nf=1';
}
if (isset($attrs['longdesc']))
{
$rebuild = true;
$attrs['longdesc'] = complete_url($attrs['longdesc']);
}
break;
default:
foreach ($tags[$tag] as $attr)
{
if (isset($attrs[$attr]))
{
$rebuild = true;
$attrs[$attr] = complete_url($attrs[$attr]);
}
}
break;
}
}
if ($rebuild)
{
$new_tag = "<$tag";
foreach ($attrs as $name => $value)
{
$delim = strpos($value, '"') && !strpos($value, "'") ? "'" : '"';
$new_tag .= ' ' . $name . ($value !== false ? '=' . $delim . $value . $delim : '');
}
$_response_body = str_replace($matches[0][$i], $new_tag . '>' . $extra_html, $_response_body);
}
}
if ($_flags['include_form'] && !isset($_GET['nf']))
{
$_url_form = '<div style="width:100%;margin:0;text-align:center;border-bottom:1px solid #725554;color:#000000;background-color:#F2FDF3;font-size:12px;font-weight:bold;font-family:Bitstream Vera Sans,arial,sans-serif;padding:4px;">'
. '<form method="post" action="' . $_script_url . '">'
. ' <label for="____' . $_config['url_var_name'] . '"><a href="' . $_url . '">Address</a>:</label> <input id="____' . $_config['url_var_name'] . '" type="text" size="80" name="' . $_config['url_var_name'] . '" value="' . $_url . '" />'
. ' <input type="submit" name="go" value="Go" />'
. ' [go: <a href="' . $_script_url . '?' . $_config['url_var_name'] . '=' . encode_url($_url_parts['prev_dir']) .' ">up one dir</a>, <a href="' . $_script_base . '">main page</a>]'
. '<br /><hr />';
foreach ($_flags as $flag_name => $flag_value)
{
if (!$_frozen_flags[$flag_name])
{
$_url_form .= '<label><input type="checkbox" name="' . $_config['flags_var_name'] . '[' . $flag_name . ']"' . ($flag_value ? ' checked="checked"' : '') . ' /> ' . $_labels[$flag_name][0] . '</label> ';
}
}
$_url_form .= '</form></div>';
$_response_body = preg_replace('#\<\s*body(.*?)\>#si', "$0\n$_url_form" , $_response_body, 1);
}
}
$_response_keys['content-disposition'] = 'Content-Disposition';
$_response_headers['content-disposition'][0] = empty($_content_disp) ? ($_content_type == 'application/octet_stream' ? 'attachment' : 'inline') . '; filename="' . $_url_parts['file'] . '"' : $_content_disp;
$_response_keys['content-length'] = 'Content-Length';
$_response_headers['content-length'][0] = strlen($_response_body);
$_response_headers = array_filter($_response_headers);
$_response_keys = array_filter($_response_keys);
header(array_shift($_response_keys));
array_shift($_response_headers);
foreach ($_response_headers as $name => $array)
{
foreach ($array as $value)
{
header($_response_keys[$name] . ': ' . $value, false);
}
}
echo $_response_body;
?> |
Traducteur php maison
Répondre avec citation
Envoyé par Breizhin
C'est quoi ce code ???
, ce n'est pas les exemples qui manquent.
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