annotate wiki/htdocs/applets/FCKeditor/editor/filemanager/browser/mcpuk/connectors/php/Auth/Default.php @ 0:77665d8e2254

tag of nonpublic@localhost--archive/moin--enterprise--1.5--base-0 (automatically generated log message) imported from: moin--main--1.5--base-0
author Thomas Waldmann <tw-public@gmx.de>
date Thu, 22 Sep 2005 15:09:50 +0000
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77665d8e2254 tag of nonpublic@localhost--archive/moin--enterprise--1.5--base-0
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1 <?php
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2 /*
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3 * FCKeditor - The text editor for internet
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4 * Copyright (C) 2003-2005 Frederico Caldeira Knabben
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5 *
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6 * Licensed under the terms of the GNU Lesser General Public License:
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7 * http://www.opensource.org/licenses/lgpl-license.php
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8 *
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9 * For further information visit:
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10 * http://www.fckeditor.net/
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11 *
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12 * "Support Open Source software. What about a donation today?"
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13 *
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14 * File Name: Default.php
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15 * Im not very clued up on authentication but even i can see that anyone
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16 * who can spoof an IP could perform a replay attack on this, but its
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17 * better than nothing.
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18 * There is a 1 hour time out on tokens to help this slightly.
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19 *
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20 * File Authors:
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21 * Grant French (grant@mcpuk.net)
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22 */
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23 class Auth {
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24
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25 function authenticate($data,$fckphp_config) {
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26
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27 //Hold relevant$fckphp_config vars locally
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28 $key=$fckphp_config['auth']['Handler']['SharedKey'];
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29 $fckphp_config['authSuccess']=false;
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30
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31 //Decrypt the data passed to us
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32 $decData="";
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33 for ($i=0;$i<strlen($data)-1;$i+=2) $decData.=chr(hexdec($data[$i].$data[$i+1]));
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34
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35 $decArray=explode("|^SEP^|",$decData);
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36
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37 if (sizeof($decArray)==4) {
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38 //0 = Timestamp
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39 //1 = Client IP
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40 //2 = Username
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41 //3 = MD5
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42 if ($decArray[3]==md5($decArray[0]."|^SEP^|".$decArray[1]."|^SEP^|".$decArray[2].$key)) {
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43 if (time()-$decArray[0]<3600) { //Token valid for max of 1 hour
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44 if ($_SERVER['REMOTE_ADDR']==$decArray[1]) {
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45
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46 //Set the file root to the users individual one
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47 $top=str_replace("//","/",$fckphp_config['basedir'].'/'.$fckphp_config['UserFilesPath']."/users");
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48 $fckphp_config['UserFilesPath']=$fckphp_config['UserFilesPath']."/users/".$decArray[2];
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49 $up=str_replace("//","/",$fckphp_config['basedir'].'/'.$fckphp_config['UserFilesPath']);
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50
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51 if (!file_exists($top)) {
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52 mkdir($top,0777) or die("users folder in UserFilesPath does not exist and could not be created.");
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53 chmod($top,0777);
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54 }
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55
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56 //Create folder if it doesnt exist
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57 if (!file_exists($up)) {
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58 mkdir($up,0777) or die("users/".$decArray[2]." folder in UserFilesPath does not exist and could not be created.");
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59 chmod($up,0777); //Just for good measure
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60 }
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61
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62 //Create resource area subfolders if they dont exist
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63 foreach ($fckphp_config['ResourceTypes'] as $value) {
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64 if (!file_exists("$up/$value")) {
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65 mkdir("$up/$value",0777) or die("users/".$decArray[2]."/$value folder in UserFilesPath does not exist and could not be created.");
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66 chmod("$up/$value",0777); //Just for good measure
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67 }
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68 }
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69 $fckphp_config['authSuccess']=true;
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70 } else {
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71 //Not same client as auth token is for
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72 }
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73 } else {
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74 //Token more than an hour old
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75 }
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76 } else {
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77 //Data integrity failed
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78 }
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79 } else {
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80 //Not enough data (decryption failed?)
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81 }
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82
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83 return $fckphp_config;
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84 }
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85 }
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86 ?>