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Snoopy 1.2.4

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git-svn-id: http://svn.automattic.com/wordpress/trunk@9303 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2008-10-23 21:08:09 +00:00
parent 33f8a5e080
commit 965d8d1507
1 changed files with 162 additions and 180 deletions
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342
wp-includes/class-snoopy.php
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@ -1,22 +1,12 @@
<?php <?php
/**
* Snoopy - the PHP net client
* @author Monte Ohrt <monte@ispi.net>
* @copyright 1999-2000 ispi, all rights reserved
* @version 1.01
* @license GNU Lesser GPL
* @link http://snoopy.sourceforge.net/
* @package Snoopy
*/
if ( !in_array('Snoopy', get_declared_classes() ) ) : /*************************************************
/**
* Snoopy - the PHP net client Snoopy - the PHP net client
* Author: Monte Ohrt <monte@ispi.net>
* @author Monte Ohrt <monte@ispi.net> Copyright (c): 1999-2008 New Digital Group, all rights reserved
* @copyright (c): 1999-2000 ispi, all rights reserved Version: 1.2.4
* @version 1.01
*
* This library is free software; you can redistribute it and/or * This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either * License as published by the Free Software Foundation; either
@ -30,23 +20,19 @@ if ( !in_array('Snoopy', get_declared_classes() ) ) :
* You should have received a copy of the GNU Lesser General Public * You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software * License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* You may contact the author of Snoopy by e-mail at: You may contact the author of Snoopy by e-mail at:
* monte@ispi.net monte@ohrt.com
*
* Or, write to: The latest version of Snoopy can be obtained from:
* Monte Ohrt http://snoopy.sourceforge.net/
* CTO, ispi
* 237 S. 70th suite 220 *************************************************/
* Lincoln, NE 68510
*
* @link http://snoopy.sourceforge.net/ The latest version of Snoopy can be
* obtained
*/
class Snoopy class Snoopy
{ {
/**** Public variables ****/ /**** Public variables ****/
/* user definable vars */ /* user definable vars */
var $host = "www.php.net"; // host name we are connecting to var $host = "www.php.net"; // host name we are connecting to
@ -55,8 +41,8 @@ class Snoopy
var $proxy_port = ""; // proxy port to use var $proxy_port = ""; // proxy port to use
var $proxy_user = ""; // proxy user to use var $proxy_user = ""; // proxy user to use
var $proxy_pass = ""; // proxy password to use var $proxy_pass = ""; // proxy password to use
var $agent = "Snoopy v1.2.3"; // agent we masquerade as var $agent = "Snoopy v1.2.4"; // agent we masquerade as
var $referer = ""; // referer info to pass var $referer = ""; // referer info to pass
var $cookies = array(); // array of cookies to pass var $cookies = array(); // array of cookies to pass
// $cookies["username"]="joe"; // $cookies["username"]="joe";
@ -73,19 +59,19 @@ class Snoopy
var $passcookies = true; // pass set cookies back through redirects var $passcookies = true; // pass set cookies back through redirects
// NOTE: this currently does not respect // NOTE: this currently does not respect
// dates, domains or paths. // dates, domains or paths.
var $user = ""; // user for http authentication var $user = ""; // user for http authentication
var $pass = ""; // password for http authentication var $pass = ""; // password for http authentication
// http accept types // http accept types
var $accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*"; var $accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*";
var $results = ""; // where the content is put var $results = ""; // where the content is put
var $error = ""; // error messages sent here var $error = ""; // error messages sent here
var $response_code = ""; // response code returned from server var $response_code = ""; // response code returned from server
var $headers = array(); // headers returned from server sent here var $headers = array(); // headers returned from server sent here
var $maxlength = 8192; // max return data length (body) var $maxlength = 500000; // max return data length (body)
var $read_timeout = 0; // timeout on read operations, in seconds var $read_timeout = 0; // timeout on read operations, in seconds
// supported only since PHP 4 Beta 4 // supported only since PHP 4 Beta 4
// set to 0 to disallow timeouts // set to 0 to disallow timeouts
@ -107,11 +93,11 @@ class Snoopy
// library functions built into php, // library functions built into php,
// as these functions are not stable // as these functions are not stable
// as of this Snoopy release. // as of this Snoopy release.
/**** Private variables ****/ /**** Private variables ****/
var $_maxlinelen = 4096; // max line length (headers) var $_maxlinelen = 4096; // max line length (headers)
var $_httpmethod = "GET"; // default http request method var $_httpmethod = "GET"; // default http request method
var $_httpversion = "HTTP/1.0"; // default http request version var $_httpversion = "HTTP/1.0"; // default http request version
var $_submit_method = "POST"; // default submit method var $_submit_method = "POST"; // default submit method
@ -121,7 +107,7 @@ class Snoopy
var $_redirectdepth = 0; // increments on an http redirect var $_redirectdepth = 0; // increments on an http redirect
var $_frameurls = array(); // frame src urls var $_frameurls = array(); // frame src urls
var $_framedepth = 0; // increments on frame depth var $_framedepth = 0; // increments on frame depth
var $_isproxy = false; // set if using a proxy server var $_isproxy = false; // set if using a proxy server
var $_fp_timeout = 30; // timeout for socket connection var $_fp_timeout = 30; // timeout for socket connection
@ -136,7 +122,7 @@ class Snoopy
function fetch($URI) function fetch($URI)
{ {
//preg_match("|^([^:]+)://([^:/]+)(:[\d]+)*(.*)|",$URI,$URI_PARTS); //preg_match("|^([^:]+)://([^:/]+)(:[\d]+)*(.*)|",$URI,$URI_PARTS);
$URI_PARTS = parse_url($URI); $URI_PARTS = parse_url($URI);
if (!empty($URI_PARTS["user"])) if (!empty($URI_PARTS["user"]))
@ -147,7 +133,7 @@ class Snoopy
$URI_PARTS["query"] = ''; $URI_PARTS["query"] = '';
if (empty($URI_PARTS["path"])) if (empty($URI_PARTS["path"]))
$URI_PARTS["path"] = ''; $URI_PARTS["path"] = '';
switch(strtolower($URI_PARTS["scheme"])) switch(strtolower($URI_PARTS["scheme"]))
{ {
case "http": case "http":
@ -167,7 +153,7 @@ class Snoopy
// no proxy, send only the path // no proxy, send only the path
$this->_httprequest($path, $fp, $URI, $this->_httpmethod); $this->_httprequest($path, $fp, $URI, $this->_httpmethod);
} }
$this->_disconnect($fp); $this->_disconnect($fp);
if($this->_redirectaddr) if($this->_redirectaddr)
@ -190,7 +176,7 @@ class Snoopy
{ {
$frameurls = $this->_frameurls; $frameurls = $this->_frameurls;
$this->_frameurls = array(); $this->_frameurls = array();
while(list(,$frameurl) = each($frameurls)) while(list(,$frameurl) = each($frameurls))
{ {
if($this->_framedepth < $this->maxframes) if($this->_framedepth < $this->maxframes)
@ -201,13 +187,13 @@ class Snoopy
else else
break; break;
} }
} }
} }
else else
{ {
return false; return false;
} }
return true; return true;
break; break;
case "https": case "https":
if(!$this->curl_path) if(!$this->curl_path)
@ -261,15 +247,15 @@ class Snoopy
else else
break; break;
} }
} }
return true; return true;
break; break;
default: default:
// not a valid protocol // not a valid protocol
$this->error = 'Invalid protocol "'.$URI_PARTS["scheme"].'"\n'; $this->error = 'Invalid protocol "'.$URI_PARTS["scheme"].'"\n';
return false; return false;
break; break;
} }
return true; return true;
} }
@ -287,9 +273,9 @@ class Snoopy
function submit($URI, $formvars="", $formfiles="") function submit($URI, $formvars="", $formfiles="")
{ {
unset($postdata); unset($postdata);
$postdata = $this->_prepare_post_body($formvars, $formfiles); $postdata = $this->_prepare_post_body($formvars, $formfiles);
$URI_PARTS = parse_url($URI); $URI_PARTS = parse_url($URI);
if (!empty($URI_PARTS["user"])) if (!empty($URI_PARTS["user"]))
$this->user = $URI_PARTS["user"]; $this->user = $URI_PARTS["user"];
@ -319,17 +305,17 @@ class Snoopy
// no proxy, send only the path // no proxy, send only the path
$this->_httprequest($path, $fp, $URI, $this->_submit_method, $this->_submit_type, $postdata); $this->_httprequest($path, $fp, $URI, $this->_submit_method, $this->_submit_type, $postdata);
} }
$this->_disconnect($fp); $this->_disconnect($fp);
if($this->_redirectaddr) if($this->_redirectaddr)
{ {
/* url was redirected, check if we've hit the max depth */ /* url was redirected, check if we've hit the max depth */
if($this->maxredirs > $this->_redirectdepth) if($this->maxredirs > $this->_redirectdepth)
{ {
if(!preg_match("|^".$URI_PARTS["scheme"]."://|", $this->_redirectaddr)) if(!preg_match("|^".$URI_PARTS["scheme"]."://|", $this->_redirectaddr))
$this->_redirectaddr = $this->_expandlinks($this->_redirectaddr,$URI_PARTS["scheme"]."://".$URI_PARTS["host"]); $this->_redirectaddr = $this->_expandlinks($this->_redirectaddr,$URI_PARTS["scheme"]."://".$URI_PARTS["host"]);
// only follow redirect if it's on this site, or offsiteok is true // only follow redirect if it's on this site, or offsiteok is true
if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok) if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok)
{ {
@ -348,9 +334,9 @@ class Snoopy
{ {
$frameurls = $this->_frameurls; $frameurls = $this->_frameurls;
$this->_frameurls = array(); $this->_frameurls = array();
while(list(,$frameurl) = each($frameurls)) while(list(,$frameurl) = each($frameurls))
{ {
if($this->_framedepth < $this->maxframes) if($this->_framedepth < $this->maxframes)
{ {
$this->fetch($frameurl); $this->fetch($frameurl);
@ -359,14 +345,14 @@ class Snoopy
else else
break; break;
} }
} }
} }
else else
{ {
return false; return false;
} }
return true; return true;
break; break;
case "https": case "https":
if(!$this->curl_path) if(!$this->curl_path)
@ -393,9 +379,9 @@ class Snoopy
{ {
/* url was redirected, check if we've hit the max depth */ /* url was redirected, check if we've hit the max depth */
if($this->maxredirs > $this->_redirectdepth) if($this->maxredirs > $this->_redirectdepth)
{ {
if(!preg_match("|^".$URI_PARTS["scheme"]."://|", $this->_redirectaddr)) if(!preg_match("|^".$URI_PARTS["scheme"]."://|", $this->_redirectaddr))
$this->_redirectaddr = $this->_expandlinks($this->_redirectaddr,$URI_PARTS["scheme"]."://".$URI_PARTS["host"]); $this->_redirectaddr = $this->_expandlinks($this->_redirectaddr,$URI_PARTS["scheme"]."://".$URI_PARTS["host"]);
// only follow redirect if it's on this site, or offsiteok is true // only follow redirect if it's on this site, or offsiteok is true
if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok) if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok)
@ -417,7 +403,7 @@ class Snoopy
$this->_frameurls = array(); $this->_frameurls = array();
while(list(,$frameurl) = each($frameurls)) while(list(,$frameurl) = each($frameurls))
{ {
if($this->_framedepth < $this->maxframes) if($this->_framedepth < $this->maxframes)
{ {
$this->fetch($frameurl); $this->fetch($frameurl);
@ -426,16 +412,16 @@ class Snoopy
else else
break; break;
} }
} }
return true; return true;
break; break;
default: default:
// not a valid protocol // not a valid protocol
$this->error = 'Invalid protocol "'.$URI_PARTS["scheme"].'"\n'; $this->error = 'Invalid protocol "'.$URI_PARTS["scheme"].'"\n';
return false; return false;
break; break;
} }
return true; return true;
} }
@ -449,7 +435,7 @@ class Snoopy
function fetchlinks($URI) function fetchlinks($URI)
{ {
if ($this->fetch($URI)) if ($this->fetch($URI))
{ {
if($this->lastredirectaddr) if($this->lastredirectaddr)
$URI = $this->lastredirectaddr; $URI = $this->lastredirectaddr;
if(is_array($this->results)) if(is_array($this->results))
@ -477,9 +463,9 @@ class Snoopy
function fetchform($URI) function fetchform($URI)
{ {
if ($this->fetch($URI)) if ($this->fetch($URI))
{ {
if(is_array($this->results)) if(is_array($this->results))
{ {
@ -488,14 +474,14 @@ class Snoopy
} }
else else
$this->results = $this->_stripform($this->results); $this->results = $this->_stripform($this->results);
return true; return true;
} }
else else
return false; return false;
} }
/*======================================================================*\ /*======================================================================*\
Function: fetchtext Function: fetchtext
Purpose: fetch the text from a web page, stripping the links Purpose: fetch the text from a web page, stripping the links
@ -506,7 +492,7 @@ class Snoopy
function fetchtext($URI) function fetchtext($URI)
{ {
if($this->fetch($URI)) if($this->fetch($URI))
{ {
if(is_array($this->results)) if(is_array($this->results))
{ {
for($x=0;$x<count($this->results);$x++) for($x=0;$x<count($this->results);$x++)
@ -530,7 +516,7 @@ class Snoopy
function submitlinks($URI, $formvars="", $formfiles="") function submitlinks($URI, $formvars="", $formfiles="")
{ {
if($this->submit($URI,$formvars, $formfiles)) if($this->submit($URI,$formvars, $formfiles))
{ {
if($this->lastredirectaddr) if($this->lastredirectaddr)
$URI = $this->lastredirectaddr; $URI = $this->lastredirectaddr;
if(is_array($this->results)) if(is_array($this->results))
@ -564,7 +550,7 @@ class Snoopy
function submittext($URI, $formvars = "", $formfiles = "") function submittext($URI, $formvars = "", $formfiles = "")
{ {
if($this->submit($URI,$formvars, $formfiles)) if($this->submit($URI,$formvars, $formfiles))
{ {
if($this->lastredirectaddr) if($this->lastredirectaddr)
$URI = $this->lastredirectaddr; $URI = $this->lastredirectaddr;
if(is_array($this->results)) if(is_array($this->results))
@ -588,7 +574,7 @@ class Snoopy
return false; return false;
} }
/*======================================================================*\ /*======================================================================*\
Function: set_submit_multipart Function: set_submit_multipart
@ -600,7 +586,7 @@ class Snoopy
$this->_submit_type = "multipart/form-data"; $this->_submit_type = "multipart/form-data";
} }
/*======================================================================*\ /*======================================================================*\
Function: set_submit_normal Function: set_submit_normal
Purpose: Set the form submission content type to Purpose: Set the form submission content type to
@ -611,14 +597,14 @@ class Snoopy
$this->_submit_type = "application/x-www-form-urlencoded"; $this->_submit_type = "application/x-www-form-urlencoded";
} }
/*======================================================================*\ /*======================================================================*\
Private functions Private functions
\*======================================================================*/ \*======================================================================*/
/*======================================================================*\ /*======================================================================*\
Function: _striplinks Function: _striplinks
Purpose: strip the hyperlinks from an html document Purpose: strip the hyperlinks from an html document
@ -627,13 +613,13 @@ class Snoopy
\*======================================================================*/ \*======================================================================*/
function _striplinks($document) function _striplinks($document)
{ {
preg_match_all("'<\s*a\s.*?href\s*=\s* # find <a href= preg_match_all("'<\s*a\s.*?href\s*=\s* # find <a href=
([\"\'])? # find single or double quote ([\"\'])? # find single or double quote
(?(1) (.*?)\\1 | ([^\s\>]+)) # if quote found, match up to next matching (?(1) (.*?)\\1 | ([^\s\>]+)) # if quote found, match up to next matching
# quote, otherwise match up to next space # quote, otherwise match up to next space
'isx",$document,$links); 'isx",$document,$links);
// catenate the non-empty matches from the conditional subpattern // catenate the non-empty matches from the conditional subpattern
@ -641,14 +627,14 @@ class Snoopy
{ {
if(!empty($val)) if(!empty($val))
$match[] = $val; $match[] = $val;
} }
while(list($key,$val) = each($links[3])) while(list($key,$val) = each($links[3]))
{ {
if(!empty($val)) if(!empty($val))
$match[] = $val; $match[] = $val;
} }
// return the links // return the links
return $match; return $match;
} }
@ -661,18 +647,18 @@ class Snoopy
\*======================================================================*/ \*======================================================================*/
function _stripform($document) function _stripform($document)
{ {
preg_match_all("'<\/?(FORM|INPUT|SELECT|TEXTAREA|(OPTION))[^<>]*>(?(2)(.*(?=<\/?(option|select)[^<>]*>[\r\n]*)|(?=[\r\n]*))|(?=[\r\n]*))'Usi",$document,$elements); preg_match_all("'<\/?(FORM|INPUT|SELECT|TEXTAREA|(OPTION))[^<>]*>(?(2)(.*(?=<\/?(option|select)[^<>]*>[\r\n]*)|(?=[\r\n]*))|(?=[\r\n]*))'Usi",$document,$elements);
// catenate the matches // catenate the matches
$match = implode("\r\n",$elements[0]); $match = implode("\r\n",$elements[0]);
// return the links // return the links
return $match; return $match;
} }
/*======================================================================*\ /*======================================================================*\
Function: _striptext Function: _striptext
Purpose: strip the text from an html document Purpose: strip the text from an html document
@ -682,11 +668,11 @@ class Snoopy
function _striptext($document) function _striptext($document)
{ {
// I didn't use preg eval (//e) since that is only available in PHP 4.0. // I didn't use preg eval (//e) since that is only available in PHP 4.0.
// so, list your entities one by one here. I included some of the // so, list your entities one by one here. I included some of the
// more common ones. // more common ones.
$search = array("'<script[^>]*?>.*?</script>'si", // strip out javascript $search = array("'<script[^>]*?>.*?</script>'si", // strip out javascript
"'<[\/\!]*?[^<>]*?>'si", // strip out html tags "'<[\/\!]*?[^<>]*?>'si", // strip out html tags
"'([\r\n])[\s]+'", // strip out white space "'([\r\n])[\s]+'", // strip out white space
@ -727,17 +713,17 @@ class Snoopy
chr(176), chr(176),
chr(39), chr(39),
chr(128), chr(128),
"ä", "ä",
"ö", "ö",
"ü", "ü",
"Ä", "Ä",
"Ö", "Ö",
"Ü", "Ü",
"ß", "ß",
); );
$text = preg_replace($search,$replace,$document); $text = preg_replace($search,$replace,$document);
return $text; return $text;
} }
@ -751,7 +737,7 @@ class Snoopy
function _expandlinks($links,$URI) function _expandlinks($links,$URI)
{ {
preg_match("/^[^\?]+/",$URI,$match); preg_match("/^[^\?]+/",$URI,$match);
$match = preg_replace("|/[^\/\.]+\.[^\/\.]+$|","",$match[0]); $match = preg_replace("|/[^\/\.]+\.[^\/\.]+$|","",$match[0]);
@ -759,21 +745,21 @@ class Snoopy
$match_part = parse_url($match); $match_part = parse_url($match);
$match_root = $match_root =
$match_part["scheme"]."://".$match_part["host"]; $match_part["scheme"]."://".$match_part["host"];
$search = array( "|^http://".preg_quote($this->host)."|i", $search = array( "|^http://".preg_quote($this->host)."|i",
"|^(\/)|i", "|^(\/)|i",
"|^(?!http://)(?!mailto:)|i", "|^(?!http://)(?!mailto:)|i",
"|/\./|", "|/\./|",
"|/[^\/]+/\.\./|" "|/[^\/]+/\.\./|"
); );
$replace = array( "", $replace = array( "",
$match_root."/", $match_root."/",
$match."/", $match."/",
"/", "/",
"/" "/"
); );
$expandedLinks = preg_replace($search,$replace,$links); $expandedLinks = preg_replace($search,$replace,$links);
return $expandedLinks; return $expandedLinks;
@ -786,24 +772,24 @@ class Snoopy
$fp the current open file pointer $fp the current open file pointer
$URI the full URI $URI the full URI
$body body contents to send if any (POST) $body body contents to send if any (POST)
Output: Output:
\*======================================================================*/ \*======================================================================*/
function _httprequest($url,$fp,$URI,$http_method,$content_type="",$body="") function _httprequest($url,$fp,$URI,$http_method,$content_type="",$body="")
{ {
$cookie_headers = ''; $cookie_headers = '';
if($this->passcookies && $this->_redirectaddr) if($this->passcookies && $this->_redirectaddr)
$this->setcookies(); $this->setcookies();
$URI_PARTS = parse_url($URI); $URI_PARTS = parse_url($URI);
if(empty($url)) if(empty($url))
$url = "/"; $url = "/";
$headers = $http_method." ".$url." ".$this->_httpversion."\r\n"; $headers = $http_method." ".$url." ".$this->_httpversion."\r\n";
if(!empty($this->agent)) if(!empty($this->agent))
$headers .= "User-Agent: ".$this->agent."\r\n"; $headers .= "User-Agent: ".$this->agent."\r\n";
if(!empty($this->host) && !isset($this->rawheaders['Host'])) { if(!empty($this->host) && !isset($this->rawheaders['Host'])) {
$headers .= "Host: ".$this->host; $headers .= "Host: ".$this->host;
if(!empty($this->port) && $this->port != 80) if(!empty($this->port))
$headers .= ":".$this->port; $headers .= ":".$this->port;
$headers .= "\r\n"; $headers .= "\r\n";
} }
@ -812,10 +798,10 @@ class Snoopy
if(!empty($this->referer)) if(!empty($this->referer))
$headers .= "Referer: ".$this->referer."\r\n"; $headers .= "Referer: ".$this->referer."\r\n";
if(!empty($this->cookies)) if(!empty($this->cookies))
{ {
if(!is_array($this->cookies)) if(!is_array($this->cookies))
$this->cookies = (array)$this->cookies; $this->cookies = (array)$this->cookies;
reset($this->cookies); reset($this->cookies);
if ( count($this->cookies) > 0 ) { if ( count($this->cookies) > 0 ) {
$cookie_headers .= 'Cookie: '; $cookie_headers .= 'Cookie: ';
@ -823,7 +809,7 @@ class Snoopy
$cookie_headers .= $cookieKey."=".urlencode($cookieVal)."; "; $cookie_headers .= $cookieKey."=".urlencode($cookieVal)."; ";
} }
$headers .= substr($cookie_headers,0,-2) . "\r\n"; $headers .= substr($cookie_headers,0,-2) . "\r\n";
} }
} }
if(!empty($this->rawheaders)) if(!empty($this->rawheaders))
{ {
@ -838,28 +824,28 @@ class Snoopy
$headers .= "; boundary=".$this->_mime_boundary; $headers .= "; boundary=".$this->_mime_boundary;
$headers .= "\r\n"; $headers .= "\r\n";
} }
if(!empty($body)) if(!empty($body))
$headers .= "Content-length: ".strlen($body)."\r\n"; $headers .= "Content-length: ".strlen($body)."\r\n";
if(!empty($this->user) || !empty($this->pass)) if(!empty($this->user) || !empty($this->pass))
$headers .= "Authorization: Basic ".base64_encode($this->user.":".$this->pass)."\r\n"; $headers .= "Authorization: Basic ".base64_encode($this->user.":".$this->pass)."\r\n";
//add proxy auth headers //add proxy auth headers
if(!empty($this->proxy_user)) if(!empty($this->proxy_user))
$headers .= 'Proxy-Authorization: ' . 'Basic ' . base64_encode($this->proxy_user . ':' . $this->proxy_pass)."\r\n"; $headers .= 'Proxy-Authorization: ' . 'Basic ' . base64_encode($this->proxy_user . ':' . $this->proxy_pass)."\r\n";
$headers .= "\r\n"; $headers .= "\r\n";
// set the read timeout if needed // set the read timeout if needed
if ($this->read_timeout > 0) if ($this->read_timeout > 0)
socket_set_timeout($fp, $this->read_timeout); socket_set_timeout($fp, $this->read_timeout);
$this->timed_out = false; $this->timed_out = false;
fwrite($fp,$headers.$body,strlen($headers.$body)); fwrite($fp,$headers.$body,strlen($headers.$body));
$this->_redirectaddr = false; $this->_redirectaddr = false;
unset($this->headers); unset($this->headers);
while($currentHeader = fgets($fp,$this->_maxlinelen)) while($currentHeader = fgets($fp,$this->_maxlinelen))
{ {
if ($this->read_timeout > 0 && $this->_check_timeout($fp)) if ($this->read_timeout > 0 && $this->_check_timeout($fp))
@ -867,10 +853,10 @@ class Snoopy
$this->status=-100; $this->status=-100;
return false; return false;
} }
if($currentHeader == "\r\n") if($currentHeader == "\r\n")
break; break;
// if a header begins with Location: or URI:, set the redirect // if a header begins with Location: or URI:, set the redirect
if(preg_match("/^(Location:|URI:)/i",$currentHeader)) if(preg_match("/^(Location:|URI:)/i",$currentHeader))
{ {
@ -890,16 +876,16 @@ class Snoopy
else else
$this->_redirectaddr = $matches[2]; $this->_redirectaddr = $matches[2];
} }
if(preg_match("|^HTTP/|",$currentHeader)) if(preg_match("|^HTTP/|",$currentHeader))
{ {
if(preg_match("|^HTTP/[^\s]*\s(.*?)\s|",$currentHeader, $status)) if(preg_match("|^HTTP/[^\s]*\s(.*?)\s|",$currentHeader, $status))
{ {
$this->status= $status[1]; $this->status= $status[1];
} }
$this->response_code = $currentHeader; $this->response_code = $currentHeader;
} }
$this->headers[] = $currentHeader; $this->headers[] = $currentHeader;
} }
@ -917,13 +903,13 @@ class Snoopy
$this->status=-100; $this->status=-100;
return false; return false;
} }
// check if there is a a redirect meta tag // check if there is a a redirect meta tag
if(preg_match("'<meta[\s]*http-equiv[^>]*?content[\s]*=[\s]*[\"\']?\d+;[\s]*URL[\s]*=[\s]*([^\"\']*?)[\"\']?>'i",$results,$match)) if(preg_match("'<meta[\s]*http-equiv[^>]*?content[\s]*=[\s]*[\"\']?\d+;[\s]*URL[\s]*=[\s]*([^\"\']*?)[\"\']?>'i",$results,$match))
{ {
$this->_redirectaddr = $this->_expandlinks($match[1],$URI); $this->_redirectaddr = $this->_expandlinks($match[1],$URI);
} }
// have we hit our frame depth and is there frame src to fetch? // have we hit our frame depth and is there frame src to fetch?
@ -939,7 +925,7 @@ class Snoopy
// no framed content // no framed content
else else
$this->results = $results; $this->results = $results;
return true; return true;
} }
@ -949,21 +935,21 @@ class Snoopy
Input: $url the url to fetch Input: $url the url to fetch
$URI the full URI $URI the full URI
$body body contents to send if any (POST) $body body contents to send if any (POST)
Output: Output:
\*======================================================================*/ \*======================================================================*/
function _httpsrequest($url,$URI,$http_method,$content_type="",$body="") function _httpsrequest($url,$URI,$http_method,$content_type="",$body="")
{ {
if($this->passcookies && $this->_redirectaddr) if($this->passcookies && $this->_redirectaddr)
$this->setcookies(); $this->setcookies();
$headers = array(); $headers = array();
$URI_PARTS = parse_url($URI); $URI_PARTS = parse_url($URI);
if(empty($url)) if(empty($url))
$url = "/"; $url = "/";
// GET ... header not needed for curl // GET ... header not needed for curl
//$headers[] = $http_method." ".$url." ".$this->_httpversion; //$headers[] = $http_method." ".$url." ".$this->_httpversion;
if(!empty($this->agent)) if(!empty($this->agent))
$headers[] = "User-Agent: ".$this->agent; $headers[] = "User-Agent: ".$this->agent;
if(!empty($this->host)) if(!empty($this->host))
@ -976,10 +962,10 @@ class Snoopy
if(!empty($this->referer)) if(!empty($this->referer))
$headers[] = "Referer: ".$this->referer; $headers[] = "Referer: ".$this->referer;
if(!empty($this->cookies)) if(!empty($this->cookies))
{ {
if(!is_array($this->cookies)) if(!is_array($this->cookies))
$this->cookies = (array)$this->cookies; $this->cookies = (array)$this->cookies;
reset($this->cookies); reset($this->cookies);
if ( count($this->cookies) > 0 ) { if ( count($this->cookies) > 0 ) {
$cookie_str = 'Cookie: '; $cookie_str = 'Cookie: ';
@ -1002,44 +988,43 @@ class Snoopy
else else
$headers[] = "Content-type: $content_type"; $headers[] = "Content-type: $content_type";
} }
if(!empty($body)) if(!empty($body))
$headers[] = "Content-length: ".strlen($body); $headers[] = "Content-length: ".strlen($body);
if(!empty($this->user) || !empty($this->pass)) if(!empty($this->user) || !empty($this->pass))
$headers[] = "Authorization: BASIC ".base64_encode($this->user.":".$this->pass); $headers[] = "Authorization: BASIC ".base64_encode($this->user.":".$this->pass);
for($curr_header = 0; $curr_header < count($headers); $curr_header++) { for($curr_header = 0; $curr_header < count($headers); $curr_header++) {
$safer_header = strtr( $headers[$curr_header], "\"", " " ); $safer_header = strtr( $headers[$curr_header], "\"", " " );
$cmdline_params .= " -H \"".$safer_header."\""; $cmdline_params .= " -H \"".$safer_header."\"";
} }
if(!empty($body)) if(!empty($body))
$cmdline_params .= " -d \"$body\""; $cmdline_params .= " -d \"$body\"";
if($this->read_timeout > 0) if($this->read_timeout > 0)
$cmdline_params .= " -m ".$this->read_timeout; $cmdline_params .= " -m ".$this->read_timeout;
$headerfile = tempnam($temp_dir, "sno"); $headerfile = tempnam($temp_dir, "sno");
$safer_URI = strtr( $URI, "\"", " " ); // strip quotes from the URI to avoid shell access exec($this->curl_path." -k -D \"$headerfile\"".$cmdline_params." \"".escapeshellcmd($URI)."\"",$results,$return);
exec(escapeshellcmd($this->curl_path." -D \"$headerfile\"".$cmdline_params." \"".$safer_URI."\""),$results,$return);
if($return) if($return)
{ {
$this->error = "Error: cURL could not retrieve the document, error $return."; $this->error = "Error: cURL could not retrieve the document, error $return.";
return false; return false;
} }
$results = implode("\r\n",$results); $results = implode("\r\n",$results);
$result_headers = file("$headerfile"); $result_headers = file("$headerfile");
$this->_redirectaddr = false; $this->_redirectaddr = false;
unset($this->headers); unset($this->headers);
for($currentHeader = 0; $currentHeader < count($result_headers); $currentHeader++) for($currentHeader = 0; $currentHeader < count($result_headers); $currentHeader++)
{ {
// if a header begins with Location: or URI:, set the redirect // if a header begins with Location: or URI:, set the redirect
if(preg_match("/^(Location: |URI: )/i",$result_headers[$currentHeader])) if(preg_match("/^(Location: |URI: )/i",$result_headers[$currentHeader]))
{ {
@ -1059,7 +1044,7 @@ class Snoopy
else else
$this->_redirectaddr = $matches[2]; $this->_redirectaddr = $matches[2];
} }
if(preg_match("|^HTTP/|",$result_headers[$currentHeader])) if(preg_match("|^HTTP/|",$result_headers[$currentHeader]))
$this->response_code = $result_headers[$currentHeader]; $this->response_code = $result_headers[$currentHeader];
@ -1067,10 +1052,10 @@ class Snoopy
} }
// check if there is a a redirect meta tag // check if there is a a redirect meta tag
if(preg_match("'<meta[\s]*http-equiv[^>]*?content[\s]*=[\s]*[\"\']?\d+;[\s]*URL[\s]*=[\s]*([^\"\']*?)[\"\']?>'i",$results,$match)) if(preg_match("'<meta[\s]*http-equiv[^>]*?content[\s]*=[\s]*[\"\']?\d+;[\s]*URL[\s]*=[\s]*([^\"\']*?)[\"\']?>'i",$results,$match))
{ {
$this->_redirectaddr = $this->_expandlinks($match[1],$URI); $this->_redirectaddr = $this->_expandlinks($match[1],$URI);
} }
// have we hit our frame depth and is there frame src to fetch? // have we hit our frame depth and is there frame src to fetch?
@ -1088,7 +1073,7 @@ class Snoopy
$this->results = $results; $this->results = $results;
unlink("$headerfile"); unlink("$headerfile");
return true; return true;
} }
@ -1096,7 +1081,7 @@ class Snoopy
Function: setcookies() Function: setcookies()
Purpose: set cookies for a redirection Purpose: set cookies for a redirection
\*======================================================================*/ \*======================================================================*/
function setcookies() function setcookies()
{ {
for($x=0; $x<count($this->headers); $x++) for($x=0; $x<count($this->headers); $x++)
@ -1106,7 +1091,7 @@ class Snoopy
} }
} }
/*======================================================================*\ /*======================================================================*\
Function: _check_timeout Function: _check_timeout
Purpose: checks whether timeout has occurred Purpose: checks whether timeout has occurred
@ -1130,13 +1115,13 @@ class Snoopy
Purpose: make a socket connection Purpose: make a socket connection
Input: $fp file pointer Input: $fp file pointer
\*======================================================================*/ \*======================================================================*/
function _connect(&$fp) function _connect(&$fp)
{ {
if(!empty($this->proxy_host) && !empty($this->proxy_port)) if(!empty($this->proxy_host) && !empty($this->proxy_port))
{ {
$this->_isproxy = true; $this->_isproxy = true;
$host = $this->proxy_host; $host = $this->proxy_host;
$port = $this->proxy_port; $port = $this->proxy_port;
} }
@ -1145,9 +1130,9 @@ class Snoopy
$host = $this->host; $host = $this->host;
$port = $this->port; $port = $this->port;
} }
$this->status = 0; $this->status = 0;
if($fp = fsockopen( if($fp = fsockopen(
$host, $host,
$port, $port,
@ -1183,13 +1168,13 @@ class Snoopy
Purpose: disconnect a socket connection Purpose: disconnect a socket connection
Input: $fp file pointer Input: $fp file pointer
\*======================================================================*/ \*======================================================================*/
function _disconnect($fp) function _disconnect($fp)
{ {
return(fclose($fp)); return(fclose($fp));
} }
/*======================================================================*\ /*======================================================================*\
Function: _prepare_post_body Function: _prepare_post_body
Purpose: Prepare post body according to encoding type Purpose: Prepare post body according to encoding type
@ -1197,7 +1182,7 @@ class Snoopy
$formfiles - form upload files $formfiles - form upload files
Output: post body Output: post body
\*======================================================================*/ \*======================================================================*/
function _prepare_post_body($formvars, $formfiles) function _prepare_post_body($formvars, $formfiles)
{ {
settype($formvars, "array"); settype($formvars, "array");
@ -1206,7 +1191,7 @@ class Snoopy
if (count($formvars) == 0 && count($formfiles) == 0) if (count($formvars) == 0 && count($formfiles) == 0)
return; return;
switch ($this->_submit_type) { switch ($this->_submit_type) {
case "application/x-www-form-urlencoded": case "application/x-www-form-urlencoded":
reset($formvars); reset($formvars);
@ -1222,7 +1207,7 @@ class Snoopy
case "multipart/form-data": case "multipart/form-data":
$this->_mime_boundary = "Snoopy".md5(uniqid(microtime())); $this->_mime_boundary = "Snoopy".md5(uniqid(microtime()));
reset($formvars); reset($formvars);
while(list($key,$val) = each($formvars)) { while(list($key,$val) = each($formvars)) {
if (is_array($val) || is_object($val)) { if (is_array($val) || is_object($val)) {
@ -1237,7 +1222,7 @@ class Snoopy
$postdata .= "$val\r\n"; $postdata .= "$val\r\n";
} }
} }
reset($formfiles); reset($formfiles);
while (list($field_name, $file_names) = each($formfiles)) { while (list($field_name, $file_names) = each($formfiles)) {
settype($file_names, "array"); settype($file_names, "array");
@ -1245,9 +1230,7 @@ class Snoopy
if (!is_readable($file_name)) continue; if (!is_readable($file_name)) continue;
$fp = fopen($file_name, "r"); $fp = fopen($file_name, "r");
while (!feof($fp)) { $file_content = fread($fp, filesize($file_name));
$file_content .= fread($fp, filesize($file_name));
}
fclose($fp); fclose($fp);
$base_name = basename($file_name); $base_name = basename($file_name);
@ -1263,6 +1246,5 @@ class Snoopy
return $postdata; return $postdata;
} }
} }
endif;
?> ?>