File indexing completed on 2024-12-22 05:33:23 

0001 <?php
0002 
0003 /*
0004  *   GFX 4
0005  * 
0006  *   support: happy.snizzo@gmail.com
0007  *   website: http://www.gfx3.org
0008  *   credits: Claudio Desideri
0009  *   
0010  *   This software is released under the MIT License.
0011  *   http://opensource.org/licenses/mit-license.php
0012  */ 
0013 
0014 /* Use this class to protect your webpage.
0015  * this works by adding those properties to local generic.conf.php:
0016  * 
0017  * enabled|yes
0018  * enabled|no
0019  * enabled|protected
0020  * 
0021  * which can be 'yes' or 'no'. If nonsense is written, gfx will keep no
0022  * as default.
0023  * 
0024  * password|yourpassword
0025  */
0026 
0027 class EProtect {
0028   
0029   private static $localkey;
0030   
0031   public static function load(){
0032     EProtect::$localkey = ELoader::$subsite_path.'pwd';
0033     
0034     //ELoader::$subsite_path; cointains the actual caller of protect call
0035     //keep enabled as standard choice
0036     if(isset(EConfig::$data['generic']['enabled'])){
0037       //case in which it is 'no' or anything different from 'yes' or 'protected'
0038       if(EConfig::$data['generic']['enabled']!='yes' and EConfig::$data['generic']['enabled']!='protected'){
0039         die('Access denied.');
0040       }
0041       
0042       //asks for password
0043       if(EConfig::$data['generic']['enabled']=='protected'){
0044         if(!EProtect::checklogin()){
0045           echo '<html>';
0046           die(EProtect::loginform());
0047           echo '</html>';
0048         }
0049       }
0050     }
0051   }
0052   
0053   public static function logout(){
0054     EHeaderDataParser::del_cookie(EProtect::$localkey);
0055     $sp = ELoader::$subsite_path;
0056     header('Location: '.$sp.'');
0057   }
0058   
0059   /*
0060    * checks login on a subsite using a dedicated cookie
0061    */
0062   public static function checklogin(){
0063     $password = EHeaderDataParser::get_cookie(EProtect::$localkey);
0064     if($password){
0065       if($password == EConfig::$data['generic']['password']){
0066         return true;
0067       }
0068     }
0069     
0070     if(isset($_POST['password'])){
0071       $password = $_POST['password'];
0072       if($password == EConfig::$data['generic']['password']){
0073         EHeaderDataParser::set_cookie(EProtect::$localkey, $password, 60); //60seconds*30 = max 30 minutes session
0074         return true;
0075       }
0076     }
0077     
0078     return false;
0079   }
0080   /*
0081    * prints a very basic login form, that lets you login with cookies
0082    * to your protected website
0083    */
0084   public static function loginform(){
0085     $thispage = ELoader::$request_uri;
0086     $html = '
0087     <div align="center">
0088       <form method="POST" action="'.$thispage.'">
0089         Password: <input type="password" name="password" size="15" /><br />
0090       
0091         <p><input type="submit" value="Login" /></p>
0092       </form>
0093     </div>
0094     ';
0095     
0096     return $html;
0097   }
0098 }
0099 
0100 ?>