From 14ea955fa31eb9c01d7f05f6afdbb57455190c6a Mon Sep 17 00:00:00 2001
From: Ben Roberts <ben@sihnon.net>
Date: Wed, 4 Jan 2012 13:45:43 +0000
Subject: [PATCH] Added None and Config auth plugins

---
 .../Auth/Plugin/Config.class.php              | 79 +++++++++++++++++++
 .../Auth/Plugin/Config/User.class.php         | 77 ++++++++++++++++++
 .../Auth/Plugin/None.class.php                | 37 +++++++++
 3 files changed, 193 insertions(+)
 create mode 100644 source/lib/SihnonFramework/Auth/Plugin/Config.class.php
 create mode 100644 source/lib/SihnonFramework/Auth/Plugin/Config/User.class.php
 create mode 100644 source/lib/SihnonFramework/Auth/Plugin/None.class.php

diff --git a/source/lib/SihnonFramework/Auth/Plugin/Config.class.php b/source/lib/SihnonFramework/Auth/Plugin/Config.class.php
new file mode 100644
index 0000000..5bc46e6
--- /dev/null
+++ b/source/lib/SihnonFramework/Auth/Plugin/Config.class.php
@@ -0,0 +1,79 @@
+<?php
+
+class SihnonFramework_Auth_Plugin_Config
+    extends    Sihnon_PluginBase
+    implements Sihnon_Auth_IPlugin,
+               Sihnon_Auth_IUpdateable,
+               Sihnon_Auth_IPermissionable {
+
+    protected $config;
+    
+    protected function __construct($config) {
+        $this->config = $config;
+        
+        Sihnon_Auth_Plugin_Config_User::init($config);
+    }
+    
+    /*
+     * IPlugin methods
+    */
+    
+    public static function create(SihnonFramework_Config $config) {
+        return new self($config);
+    }
+    
+    public function userExists($username) {
+        return Sihnon_Auth_Plugin_Config_User::exists($username);
+    }
+    
+    public function listUsers() {
+        return array(
+            Sihnon_Auth_Plugin_Config_User::loadAdmin(),
+        );
+    }
+    
+    public function authenticate($username, $password) {
+        $user = Sihnon_Auth_Plugin_Config_User::load($username);
+    
+        if ( ! $user->checkPassword($password)) {
+            throw new Sihnon_Exception_IncorrectPassword();
+        }
+    
+        return $user;
+    }
+    
+    public function authenticateSession($username) {
+        return Sihnon_Auth_Plugin_Config_User::load($username);
+    }
+    
+    /*
+     * IUpdateable methods
+    */
+    
+    public function addUser($username, $password) {
+        throw new Sihnon_Exception_NotImplemented();
+    }
+    
+    public function removeUser(Sihnon_Auth_IUser $user) {
+        throw new Sihnon_Exception_NotImplemented();
+    }
+    
+    public function changePassword(Sihnon_Auth_IUser $user, $new_password) {
+        $user->changePassword($new_password);
+    }
+    
+    /*
+     * IPermissionable methods
+    */
+    
+    public function isAdministrator(Sihnon_Auth_IUser $user) {
+        return $user->isAdministrator();
+    }
+    
+    public function hasPermission(Sihnon_Auth_IUser $user, $permission) {
+        return $user->isAdministrator();
+    }
+
+}
+
+?>
\ No newline at end of file
diff --git a/source/lib/SihnonFramework/Auth/Plugin/Config/User.class.php b/source/lib/SihnonFramework/Auth/Plugin/Config/User.class.php
new file mode 100644
index 0000000..8c93dfb
--- /dev/null
+++ b/source/lib/SihnonFramework/Auth/Plugin/Config/User.class.php
@@ -0,0 +1,77 @@
+<?php
+
+class SihnonFramework_Auth_Plugin_Config_User implements Sihnon_Auth_IUser {
+    
+    protected static $config;
+    
+    protected $username;
+    protected $password;
+    
+    public static function init($config) {
+        static::$config = $config;
+    }
+    
+    public static function exists($username) {
+        return static::administratorUsername() == $username;
+    }
+    
+    public static function load($username) {
+        if ( ! static::exists($username)) {
+            throw new Sihnon_Exception_UnknownUser($username);
+        }
+        
+        $user = new self();
+        $user->username = static::$config->get('auth.Config.admin-username');
+        $user->password = static::$config->get('auth.Config.admin-password');
+        
+        return $user;
+    }
+    
+    public static function loadAdmin() {
+        return static::load(static::administratorUsername());
+    }
+
+    public function username() {
+        return $this->username;
+    }
+    
+    public function checkPassword($password) {
+        var_dump($password, sha1($password), $this->password);
+        return ($this->password == sha1($password));
+    }
+    
+    public function changePassword($new_password) {
+        $this->password = sha1($new_password);
+        static::$config->set('auth.Config.admin-password', $this->password);
+    }
+    
+    public function isAdministrator() {
+        return true;
+    }
+    
+    protected static function administratorUsername() {
+        if ( ! static::$config->exists('auth.Config.admin-username')) {
+            return 'admin';
+        }
+        
+        return static::$config->get('auth.Config.admin-username');
+    }
+    
+    public function __get($name) {
+        switch ($name) {
+            case 'username': {
+                return $this->username;
+            } break;
+            
+            default: {
+                throw new Sihnon_Exception_InvalidProperty($name);
+            } break;
+        }
+    }
+    
+    public function __set($name, $value) {
+        throw new Sihnon_Exception_NotImplemented();        
+    }
+}
+
+?>
\ No newline at end of file
diff --git a/source/lib/SihnonFramework/Auth/Plugin/None.class.php b/source/lib/SihnonFramework/Auth/Plugin/None.class.php
new file mode 100644
index 0000000..ca02176
--- /dev/null
+++ b/source/lib/SihnonFramework/Auth/Plugin/None.class.php
@@ -0,0 +1,37 @@
+<?php
+
+class SihnonFramework_Auth_Plugin_None
+    extends    Sihnon_PluginBase
+    implements Sihnon_Auth_IPlugin {
+
+    protected function __construct() {
+        
+    }
+    
+    /*
+     * IPlugin methods
+    */
+    
+    public static function create(SihnonFramework_Config $config) {
+        return new self();
+    }
+    
+    public function userExists($username) {
+        throw new SihnonFramework_Exception_NotImplemented();
+    }
+    
+    public function listUsers() {
+        throw new SihnonFramework_Exception_NotImplemented();
+    }
+    
+    public function authenticate($username, $password) {
+        throw new SihnonFramework_Exception_NotImplemented();
+    }
+    
+    public function authenticateSession($username) {
+        throw new SihnonFramework_Exception_NotImplemented();
+    }
+    
+}
+
+?>
\ No newline at end of file