<?php

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/**

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* Deprecated. Use WP_HTTP (http.php) instead.

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*/

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_deprecated_file( basename( __FILE__ ), '3.0.0', WPINC . '/http.php' );

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if ( ! class_exists( 'Snoopy', false ) ) :

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/*************************************************

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Snoopy - the PHP net client

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Author: Monte Ohrt <monte@ispi.net>

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Copyright (c): 1999-2008 New Digital Group, all rights reserved

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Version: 1.2.4

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* This library is free software; you can redistribute it and/or

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* modify it under the terms of the GNU Lesser General Public

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* License as published by the Free Software Foundation; either

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* version 2.1 of the License, or (at your option) any later version.

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*

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* This library is distributed in the hope that it will be useful,

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* but WITHOUT ANY WARRANTY; without even the implied warranty of

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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

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* Lesser General Public License for more details.

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*

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* You should have received a copy of the GNU Lesser General Public

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* License along with this library; if not, write to the Free Software

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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

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You may contact the author of Snoopy by e-mail at:

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monte@ohrt.com

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The latest version of Snoopy can be obtained from:

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http://snoopy.sourceforge.net/

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*************************************************/

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class Snoopy

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{

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/**** Public variables ****/

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/* user definable vars */

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var $host = "www.php.net"; // host name we are connecting to

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var $port = 80; // port we are connecting to

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var $proxy_host = ""; // proxy host to use

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var $proxy_port = ""; // proxy port to use

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var $proxy_user = ""; // proxy user to use

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var $proxy_pass = ""; // proxy password to use

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var $agent = "Snoopy v1.2.4"; // agent we masquerade as

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var $referer = ""; // referer info to pass

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var $cookies = array(); // array of cookies to pass

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// $cookies["username"]="joe";

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var $rawheaders = array(); // array of raw headers to send

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// $rawheaders["Content-type"]="text/html";

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var $maxredirs = 5; // http redirection depth maximum. 0 = disallow

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var $lastredirectaddr = ""; // contains address of last redirected address

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var $offsiteok = true; // allows redirection off-site

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var $maxframes = 0; // frame content depth maximum. 0 = disallow

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var $expandlinks = true; // expand links to fully qualified URLs.

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// this only applies to fetchlinks()

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// submitlinks(), and submittext()

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var $passcookies = true; // pass set cookies back through redirects

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// NOTE: this currently does not respect

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// dates, domains or paths.

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var $user = ""; // user for http authentication

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var $pass = ""; // password for http authentication

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// http accept types

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var $accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*";

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var $results = ""; // where the content is put

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var $error = ""; // error messages sent here

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var $response_code = ""; // response code returned from server

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var $headers = array(); // headers returned from server sent here

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var $maxlength = 500000; // max return data length (body)

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var $read_timeout = 0; // timeout on read operations, in seconds

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// supported only since PHP 4 Beta 4

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// set to 0 to disallow timeouts

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var $timed_out = false; // if a read operation timed out

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var $status = 0; // http request status

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var $temp_dir = "/tmp"; // temporary directory that the webserver

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// has permission to write to.

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// under Windows, this should be C:\temp

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var $curl_path = "/usr/local/bin/curl";

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// Snoopy will use cURL for fetching

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// SSL content if a full system path to

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// the cURL binary is supplied here.

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// set to false if you do not have

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// cURL installed. See http://curl.haxx.se

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// for details on installing cURL.

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// Snoopy does *not* use the cURL

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// library functions built into php,

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// as these functions are not stable

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// as of this Snoopy release.

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/**** Private variables ****/

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var $_maxlinelen = 4096; // max line length (headers)

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var $_httpmethod = "GET"; // default http request method

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var $_httpversion = "HTTP/1.0"; // default http request version

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var $_submit_method = "POST"; // default submit method

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var $_submit_type = "application/x-www-form-urlencoded"; // default submit type

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var $_mime_boundary = ""; // MIME boundary for multipart/form-data submit type

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var $_redirectaddr = false; // will be set if page fetched is a redirect

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var $_redirectdepth = 0; // increments on an http redirect

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var $_frameurls = array(); // frame src urls

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var $_framedepth = 0; // increments on frame depth

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var $_isproxy = false; // set if using a proxy server

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var $_fp_timeout = 30; // timeout for socket connection

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/*======================================================================*\

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Function: fetch

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Purpose: fetch the contents of a web page

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(and possibly other protocols in the

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future like ftp, nntp, gopher, etc.)

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Input: $URI the location of the page to fetch

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Output: $this->results the output text from the fetch

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\*======================================================================*/

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function fetch($URI)

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{

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//preg_match("|^([^:]+)://([^:/]+)(:[\d]+)*(.*)|",$URI,$URI_PARTS);

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$URI_PARTS = parse_url($URI);

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if (!empty($URI_PARTS["user"]))

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$this->user = $URI_PARTS["user"];

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if (!empty($URI_PARTS["pass"]))

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$this->pass = $URI_PARTS["pass"];

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if (empty($URI_PARTS["query"]))

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$URI_PARTS["query"] = '';

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if (empty($URI_PARTS["path"]))

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$URI_PARTS["path"] = '';

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switch(strtolower($URI_PARTS["scheme"]))

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{

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case "http":

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$this->host = $URI_PARTS["host"];

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if(!empty($URI_PARTS["port"]))

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$this->port = $URI_PARTS["port"];

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if($this->_connect($fp))

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{

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if($this->_isproxy)

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{

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// using proxy, send entire URI

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$this->_httprequest($URI,$fp,$URI,$this->_httpmethod);

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}

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else

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{

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$path = $URI_PARTS["path"].($URI_PARTS["query"] ? "?".$URI_PARTS["query"] : "");

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// no proxy, send only the path

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$this->_httprequest($path, $fp, $URI, $this->_httpmethod);

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}

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$this->_disconnect($fp);

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if($this->_redirectaddr)

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{

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/* url was redirected, check if we've hit the max depth */

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if($this->maxredirs > $this->_redirectdepth)

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{

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// only follow redirect if it's on this site, or offsiteok is true

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if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok)

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{

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/* follow the redirect */

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$this->_redirectdepth++;

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$this->lastredirectaddr=$this->_redirectaddr;

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$this->fetch($this->_redirectaddr);

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}

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}

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}

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if($this->_framedepth < $this->maxframes && count($this->_frameurls) > 0)

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{

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$frameurls = $this->_frameurls;

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$this->_frameurls = array();

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foreach ( $frameurls as $frameurl )

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{

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if($this->_framedepth < $this->maxframes)

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{

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$this->fetch($frameurl);

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$this->_framedepth++;

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}

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else

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break;

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}

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}

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}

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else

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{

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return false;

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}

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return true;

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break;

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case "https":

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if(!$this->curl_path)

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return false;

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if(function_exists("is_executable"))

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if (!is_executable($this->curl_path))

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return false;

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$this->host = $URI_PARTS["host"];

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if(!empty($URI_PARTS["port"]))

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$this->port = $URI_PARTS["port"];

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if($this->_isproxy)

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{

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// using proxy, send entire URI

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$this->_httpsrequest($URI,$URI,$this->_httpmethod);

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}

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else

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{

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$path = $URI_PARTS["path"].($URI_PARTS["query"] ? "?".$URI_PARTS["query"] : "");

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// no proxy, send only the path

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$this->_httpsrequest($path, $URI, $this->_httpmethod);

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}

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if($this->_redirectaddr)

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{

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/* url was redirected, check if we've hit the max depth */

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if($this->maxredirs > $this->_redirectdepth)

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{

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// only follow redirect if it's on this site, or offsiteok is true

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if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok)

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{

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/* follow the redirect */

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$this->_redirectdepth++;

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$this->lastredirectaddr=$this->_redirectaddr;

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$this->fetch($this->_redirectaddr);

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}

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}

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}

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if($this->_framedepth < $this->maxframes && count($this->_frameurls) > 0)

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{

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$frameurls = $this->_frameurls;

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$this->_frameurls = array();

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foreach ( $frameurls as $frameurl )

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{

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if($this->_framedepth < $this->maxframes)

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{

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$this->fetch($frameurl);

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$this->_framedepth++;

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}

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else

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break;

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}

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}

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return true;

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break;

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default:

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// not a valid protocol

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$this->error = 'Invalid protocol "'.$URI_PARTS["scheme"].'"\n';

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return false;

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break;

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}

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return true;

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}

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/*======================================================================*\

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Function: submit

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Purpose: submit an http form

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Input: $URI the location to post the data

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$formvars the formvars to use.

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format: $formvars["var"] = "val";

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$formfiles an array of files to submit

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format: $formfiles["var"] = "/dir/filename.ext";

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Output: $this->results the text output from the post

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\*======================================================================*/

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function submit($URI, $formvars="", $formfiles="")

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{

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unset($postdata);

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$postdata = $this->_prepare_post_body($formvars, $formfiles);

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$URI_PARTS = parse_url($URI);

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if (!empty($URI_PARTS["user"]))

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$this->user = $URI_PARTS["user"];

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if (!empty($URI_PARTS["pass"]))

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$this->pass = $URI_PARTS["pass"];

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if (empty($URI_PARTS["query"]))

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$URI_PARTS["query"] = '';

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if (empty($URI_PARTS["path"]))

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$URI_PARTS["path"] = '';

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switch(strtolower($URI_PARTS["scheme"]))

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{

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case "http":

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$this->host = $URI_PARTS["host"];

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if(!empty($URI_PARTS["port"]))

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$this->port = $URI_PARTS["port"];

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if($this->_connect($fp))

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{

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if($this->_isproxy)

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{

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// using proxy, send entire URI

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$this->_httprequest($URI,$fp,$URI,$this->_submit_method,$this->_submit_type,$postdata);

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}

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else

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{

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$path = $URI_PARTS["path"].($URI_PARTS["query"] ? "?".$URI_PARTS["query"] : "");

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// no proxy, send only the path

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$this->_httprequest($path, $fp, $URI, $this->_submit_method, $this->_submit_type, $postdata);

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}

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$this->_disconnect($fp);

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if($this->_redirectaddr)

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{

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/* url was redirected, check if we've hit the max depth */

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if($this->maxredirs > $this->_redirectdepth)

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{

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if(!preg_match("|^".$URI_PARTS["scheme"]."://|", $this->_redirectaddr))

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$this->_redirectaddr = $this->_expandlinks($this->_redirectaddr,$URI_PARTS["scheme"]."://".$URI_PARTS["host"]);

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// only follow redirect if it's on this site, or offsiteok is true

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if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok)

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{

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/* follow the redirect */

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$this->_redirectdepth++;

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$this->lastredirectaddr=$this->_redirectaddr;

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if( strpos( $this->_redirectaddr, "?" ) > 0 )

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$this->fetch($this->_redirectaddr); // the redirect has changed the request method from post to get

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else

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$this->submit($this->_redirectaddr,$formvars, $formfiles);

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}

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}

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}

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if($this->_framedepth < $this->maxframes && count($this->_frameurls) > 0)

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{

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$frameurls = $this->_frameurls;

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$this->_frameurls = array();

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[342] Fix | Delete

foreach ( $frameurls as $frameurl )

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{

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if($this->_framedepth < $this->maxframes)

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{

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$this->fetch($frameurl);

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$this->_framedepth++;

[348] Fix | Delete

}

[349] Fix | Delete

else

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break;

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}

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}

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[354] Fix | Delete

}

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else

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{

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return false;

[358] Fix | Delete

}

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return true;

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break;

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case "https":

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if(!$this->curl_path)

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return false;

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if(function_exists("is_executable"))

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if (!is_executable($this->curl_path))

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return false;

[367] Fix | Delete

$this->host = $URI_PARTS["host"];

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if(!empty($URI_PARTS["port"]))

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$this->port = $URI_PARTS["port"];

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if($this->_isproxy)

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{

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// using proxy, send entire URI

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$this->_httpsrequest($URI, $URI, $this->_submit_method, $this->_submit_type, $postdata);

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}

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else

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{

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$path = $URI_PARTS["path"].($URI_PARTS["query"] ? "?".$URI_PARTS["query"] : "");

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// no proxy, send only the path

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$this->_httpsrequest($path, $URI, $this->_submit_method, $this->_submit_type, $postdata);

[380] Fix | Delete

}

[381] Fix | Delete

[382] Fix | Delete

if($this->_redirectaddr)

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{

[384] Fix | Delete

/* url was redirected, check if we've hit the max depth */

[385] Fix | Delete

if($this->maxredirs > $this->_redirectdepth)

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{

[387] Fix | Delete

if(!preg_match("|^".$URI_PARTS["scheme"]."://|", $this->_redirectaddr))

[388] Fix | Delete

$this->_redirectaddr = $this->_expandlinks($this->_redirectaddr,$URI_PARTS["scheme"]."://".$URI_PARTS["host"]);

[389] Fix | Delete

[390] Fix | Delete

// only follow redirect if it's on this site, or offsiteok is true

[391] Fix | Delete

if(preg_match("|^http://".preg_quote($this->host)."|i",$this->_redirectaddr) || $this->offsiteok)

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{

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/* follow the redirect */

[394] Fix | Delete

$this->_redirectdepth++;

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$this->lastredirectaddr=$this->_redirectaddr;

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if( strpos( $this->_redirectaddr, "?" ) > 0 )

[397] Fix | Delete

$this->fetch($this->_redirectaddr); // the redirect has changed the request method from post to get

[398] Fix | Delete

else

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$this->submit($this->_redirectaddr,$formvars, $formfiles);

[400] Fix | Delete

}

[401] Fix | Delete

}

[402] Fix | Delete

}

[403] Fix | Delete

[404] Fix | Delete

if($this->_framedepth < $this->maxframes && count($this->_frameurls) > 0)

[405] Fix | Delete

{

[406] Fix | Delete

$frameurls = $this->_frameurls;

[407] Fix | Delete

$this->_frameurls = array();

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[409] Fix | Delete

foreach ( $frameurls as $frameurl )

[410] Fix | Delete

{

[411] Fix | Delete

if($this->_framedepth < $this->maxframes)

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{

[413] Fix | Delete

$this->fetch($frameurl);

[414] Fix | Delete

$this->_framedepth++;

[415] Fix | Delete

}

[416] Fix | Delete

else

[417] Fix | Delete

break;

[418] Fix | Delete

}

[419] Fix | Delete

}

[420] Fix | Delete

return true;

[421] Fix | Delete

break;

[422] Fix | Delete

[423] Fix | Delete

default:

[424] Fix | Delete

// not a valid protocol

[425] Fix | Delete

$this->error = 'Invalid protocol "'.$URI_PARTS["scheme"].'"\n';

[426] Fix | Delete

return false;

[427] Fix | Delete

break;

[428] Fix | Delete

}

[429] Fix | Delete

return true;

[430] Fix | Delete

}

[431] Fix | Delete

[432] Fix | Delete

/*======================================================================*\

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Function: fetchlinks

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Purpose: fetch the links from a web page

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Input: $URI where you are fetching from

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Output: $this->results an array of the URLs

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\*======================================================================*/

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[439] Fix | Delete

function fetchlinks($URI)

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{

[441] Fix | Delete

if ($this->fetch($URI))

[442] Fix | Delete

{

[443] Fix | Delete

if($this->lastredirectaddr)

[444] Fix | Delete

$URI = $this->lastredirectaddr;

[445] Fix | Delete

if(is_array($this->results))

[446] Fix | Delete

{

[447] Fix | Delete

for($x=0;$x<count($this->results);$x++)

[448] Fix | Delete

$this->results[$x] = $this->_striplinks($this->results[$x]);

[449] Fix | Delete

}

[450] Fix | Delete

else

[451] Fix | Delete

$this->results = $this->_striplinks($this->results);

[452] Fix | Delete

[453] Fix | Delete

if($this->expandlinks)

[454] Fix | Delete

$this->results = $this->_expandlinks($this->results, $URI);

[455] Fix | Delete

return true;

[456] Fix | Delete

}

[457] Fix | Delete

else

[458] Fix | Delete

return false;

[459] Fix | Delete

}

[460] Fix | Delete

[461] Fix | Delete

/*======================================================================*\

[462] Fix | Delete

Function: fetchform

[463] Fix | Delete

Purpose: fetch the form elements from a web page

[464] Fix | Delete

Input: $URI where you are fetching from

[465] Fix | Delete

Output: $this->results the resulting html form

[466] Fix | Delete

\*======================================================================*/

[467] Fix | Delete

[468] Fix | Delete

function fetchform($URI)

[469] Fix | Delete

{

[470] Fix | Delete

[471] Fix | Delete

if ($this->fetch($URI))

[472] Fix | Delete

{

[473] Fix | Delete

[474] Fix | Delete

if(is_array($this->results))

[475] Fix | Delete

{

[476] Fix | Delete

for($x=0;$x<count($this->results);$x++)

[477] Fix | Delete

$this->results[$x] = $this->_stripform($this->results[$x]);

[478] Fix | Delete

}

[479] Fix | Delete

else

[480] Fix | Delete

$this->results = $this->_stripform($this->results);

[481] Fix | Delete

[482] Fix | Delete

return true;

[483] Fix | Delete

}

[484] Fix | Delete

else

[485] Fix | Delete

return false;

[486] Fix | Delete

}

[487] Fix | Delete

[488] Fix | Delete

[489] Fix | Delete

/*======================================================================*\

[490] Fix | Delete

Function: fetchtext

[491] Fix | Delete

Purpose: fetch the text from a web page, stripping the links

[492] Fix | Delete

Input: $URI where you are fetching from

[493] Fix | Delete

Output: $this->results the text from the web page

[494] Fix | Delete

\*======================================================================*/

[495] Fix | Delete

[496] Fix | Delete

function fetchtext($URI)

[497] Fix | Delete

{

[498] Fix | Delete

if($this->fetch($URI))

[499] Fix | Delete