1<?php 2 3/** 4 * i-net software provides programming examples for illustration only, 5 * without warranty either expressed or implied, including, but not 6 * limited to, the implied warranties of merchantability and/or fitness 7 * for a particular purpose. This programming example assumes that you 8 * are familiar with the programming language being demonstrated and the 9 * tools used to create and debug procedures. i-net software support 10 * professionals can help explain the functionality of a particular 11 * procedure, but they will not modify these examples to provide added 12 * functionality or construct procedures to meet your specific needs. 13 * Copyright © i-net software 1998-2010 14 */ 15 16/** ******************************************************************** 17 * THIS FILE SHOULD NOT BE MODIFIED 18 ******************************************************************** */ 19 20if(!defined('DOKU_INC')) die('meh'); 21require_once( DOKU_INC . 'inc/HTTPClient.php'); 22 23class HTTPProxy extends DokuHTTPClient { 24 25 var $debugClass = null; 26 var $setttings = null; 27 28 /** 29 * Constructor. 30 */ 31 function __construct($functions){ 32 global $conf; 33 34 // The proxy should only be used if configured. 35 // Usually the proxy will allow connections away from the current server. 36 // This is what we do not want in most cases. 37 if ( $functions->getConf('useProxy') ) { 38 unset($conf['proxy']); 39 } 40 41 // call parent constructor 42 $this->debugClass = $functions->debug; 43 $this->settings = $functions->settings; 44 parent::__construct(); 45 46 $this->timeout = 60; //max. 25 sec 47 $this->headers['If-Modified-Since'] = gmdate('r', 0); 48 $this->status = -1; 49 $this->debug = true; 50 51 if ( $this->settings->cookie == null ) { 52 $this->_debug("Has to re-authenticate request."); 53 if ( !$this->authenticate() ) { 54 55 $this->_debug("Trying other Authentication (auth.php):"); // Try again. 56 if ( !(auth_setup() && $this->authenticate(true)) ) { 57 $this->_debug("Trying other Authentication (config):", $functions->authenticate() && $this->authenticate(true) ? 'authenticated' : 'not authenticated'); // Try again. 58 } else { 59 $this->_debug("Ok, using default auth.php"); // Try again. 60 } 61 } 62 63 $this->_debug("Using Authentication:", array('user' => $this->user, 'password' => '*****')); 64 65 } else { 66 $this->cookies = $this->settings->cookie; 67 } 68 69 $this->headers['X-Real-Ip'] = clientIP(true); 70 $this->headers['X-Site-Exporter'] = getSecurityToken(); 71 $this->headers['Accept-Encoding'] = $_SERVER['HTTP_ACCEPT_ENCODING']; 72 $this->headers['Accept-Charset'] = $_SERVER['HTTP_ACCEPT_CHARSET']; 73 $this->agent = $_SERVER['HTTP_USER_AGENT']; 74 } 75 76 /** 77 * Authenticate using currently logged in user 78 */ 79 private function authenticate($secondAttempt=false) { 80 81 global $auth, $INPUT; 82 83 // Ok, this is evil. We read the login information of the current user and forward it to the HTTPClient 84 list($this->user, $sticky, $this->pass) = auth_getCookie(); 85 86 // Logged in in second attempt is now in Session. 87 if ( $secondAttempt && !isset($this->user) && $INPUT->str('u') && $INPUT->str('p') ) { 88 89 // We hacked directly into the login mechanism which provides the login information without encryption via $INPUT 90 $this->user = $INPUT->str('u'); 91 $this->pass = $INPUT->str('p'); 92 $sticky = $INPUT->str('r'); 93 } else { 94 $secret = auth_cookiesalt(!$sticky, true); //bind non-sticky to session 95 $this->pass = !empty($this->pass) ? $this->auth_decrypt($this->pass, $secret) : ''; 96 } 97 98 return isset($this->user); 99 } 100 101 /** 102 * Auth Decryption has changed from Weatherwax to Binky 103 */ 104 private function auth_decrypt($pass, $secret) { 105 106 if ( function_exists('auth_decrypt') ) { 107 // Binky 108 return auth_decrypt($pass, $secret); 109 } else if ( function_exists('PMA_blowfish_decrypt') ) { 110 // Weatherwax 111 return PMA_blowfish_decrypt($pass, $secret); 112 } else { 113 $this->debugClass->runtimeException("No decryption method found"); 114 } 115 } 116 117 /** 118 * Remeber HTTPClient Cookie after successfull authentication 119 */ 120 function sendRequest($url,$data='',$method='GET') { 121 122 $returnCode = parent::sendRequest($url,$data,$method); 123 if ( $this->settings->cookie == null ) { 124 $this->settings->cookie = $this->cookies; 125 } 126 127 return $returnCode; 128 } 129 130 /** 131 * print debug info to file if exists 132 */ 133 public function _debug($info,$var=null){ 134 135 if ( !$this->debugClass ) { 136 return; 137 } 138 139 $this->debugClass->message("[HTTPClient] " . $info, $var, 1); 140 } 141} 142 143//Setup VIM: ex: et ts=4 enc=utf-8 : 144