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 // call parent constructor 35 $this->debugClass = $functions->debug; 36 $this->settings = $functions->settings; 37 parent::__construct(); 38 39 $this->timeout = 60; //max. 25 sec 40 $this->headers['If-Modified-Since'] = gmdate('r', 0); 41 $this->status = -1; 42 $this->debug = true; 43 44 if ( $this->settings->cookie == null ) { 45 $this->_debug("Has to re-authenticate request."); 46 if ( !$this->authenticate() ) { 47 48 $this->_debug("Trying other Authentication (auth.php):"); // Try again. 49 if ( !(auth_setup() && $this->authenticate(true)) ) { 50 $this->_debug("Trying other Authentication (config):", $functions->authenticate() && $this->authenticate(true) ? 'authenticated' : 'not authenticated'); // Try again. 51 } else { 52 $this->_debug("Ok, using default auth.php"); // Try again. 53 } 54 } 55 56 $this->_debug("Using Authentication:", array('user' => $this->user, 'password' => '*****')); 57 58 } else { 59 $this->cookies = $this->settings->cookie; 60 } 61 62 $this->headers['X-Real-Ip'] = clientIP(true); 63 $this->headers['X-Site-Exporter'] = getSecurityToken(); 64 $this->headers['Accept-Encoding'] = $_SERVER['HTTP_ACCEPT_ENCODING']; 65 $this->headers['Accept-Charset'] = $_SERVER['HTTP_ACCEPT_CHARSET']; 66 $this->agent = $_SERVER['HTTP_USER_AGENT']; 67 } 68 69 /** 70 * Authenticate using currently logged in user 71 */ 72 private function authenticate($secondAttempt=false) { 73 74 global $auth, $INPUT; 75 76 // Ok, this is evil. We read the login information of the current user and forward it to the HTTPClient 77 list($this->user, $sticky, $this->pass) = auth_getCookie(); 78 79 // Logged in in second attempt is now in Session. 80 if ( $secondAttempt && !isset($this->user) && $INPUT->str('u') && $INPUT->str('p') ) { 81 82 // We hacked directly into the login mechanism which provides the login information without encryption via $INPUT 83 $this->user = $INPUT->str('u'); 84 $this->pass = $INPUT->str('p'); 85 $sticky = $INPUT->str('r'); 86 } else { 87 $secret = auth_cookiesalt(!$sticky, true); //bind non-sticky to session 88 $this->pass = !empty($this->pass) ? $this->auth_decrypt($this->pass, $secret) : ''; 89 } 90 91 return isset($this->user); 92 } 93 94 /** 95 * Auth Decryption has changed from Weatherwax to Binky 96 */ 97 private function auth_decrypt($pass, $secret) { 98 99 if ( function_exists('auth_decrypt') ) { 100 // Binky 101 return auth_decrypt($pass, $secret); 102 } else if ( function_exists('PMA_blowfish_decrypt') ) { 103 // Weatherwax 104 return PMA_blowfish_decrypt($pass, $secret); 105 } else { 106 $this->debugClass->runtimeException("No decryption method found"); 107 } 108 } 109 110 /** 111 * Remeber HTTPClient Cookie after successfull authentication 112 */ 113 function sendRequest($url,$data='',$method='GET') { 114 115 $returnCode = parent::sendRequest($url,$data,$method); 116 if ( $this->settings->cookie == null ) { 117 $this->settings->cookie = $this->cookies; 118 } 119 120 return $returnCode; 121 } 122 123 /** 124 * print debug info to file if exists 125 */ 126 public function _debug($info,$var=null){ 127 128 if ( !$this->debugClass ) { 129 return; 130 } 131 132 $this->debugClass->message("[HTTPClient] " . $info, $var, 1); 133 } 134} 135 136//Setup VIM: ex: et ts=4 enc=utf-8 : 137