pandorafms/pandora_console/mobile/include/user.class.php

<?php
// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2010 Artica Soluciones Tecnologicas
// Please see http://pandorafms.org for full contribution list

// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation for version 2.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

//Singleton
class User {
	private static $instance;
	
	private $user;
	private $logged = false;
	private $errorLogin = false;
	private $logout_action = false;
	
	public function __construct($user = null, $password = null) {
		$this->user = $user;
		$this->errorLogin = false;
		
		if (process_user_login($this->user, $password)) {
			$this->logged = true;
			$this->hackInjectConfig();
		}
		else {
			$this->logged = false;
		}
	}
	
	public static function getInstance() {
		if (!(self::$instance instanceof self)) {
			//Check if in the session
			$system = System::getInstance();
			$user = $system->getSession('user', null);
			
			if (!empty($user)) {
				self::$instance = $user;
			}
			else {
				self::$instance = new self;
			}
		}
		
		return self::$instance;
	}
	
	public function hackInjectConfig() {
		//hack to compatibility with pandora
		
		if ($this->logged) {
			global $config;
			
			$system = System::getInstance();
			
			$config['id_user'] = $this->user;
			
			$system->setSessionBase('id_usuario', $this->user);
			$system->setSession('user', $this);
		}
	}
	
	public function isLogged() {
		$system = System::getInstance();
		
		$autologin = $system->getRequest('autologin', false);
		if ($autologin) {
			$user = $system->getRequest('user', null);
			$password = $system->getRequest('password', null);
			
			if ($this->checkLogin($user, $password)) {
				$this->hackInjectConfig();
			}
		}
		
		return $this->logged;
	}
	
	public function checkLogin($user = null, $password = null) {
		$system = System::getInstance();
		
		if (($user == null) && ($password == null)) {
			$user = $system->getRequest('user', null);
			$password = $system->getRequest('password', null);
		}
		
		if (!empty($user) && !empty($password)) {
			if (process_user_login($user, $password) !== false) {
				$this->logged = true;
				$this->user = $user;
				$this->errorLogin = false;
			}
			else {
				$this->logged = false;
				$this->errorLogin = true;
			}
		}
		
		if ($this->logged) {
			$this->hackInjectConfig();
			
			if (! check_acl($system->getConfig('id_user'), 0, "AR")) {
				db_pandora_audit("ACL Violation",
					"Trying to access Agent Data view");
				require ("../general/noaccess.php");
				return;
			}
		}
		
		return $this->logged;
	}
	
	public function logout() {
		$this->user = null;
		$this->logged = false;
		$this->errorLogin = false;
		$this->logout_action = true;
		
		$system = System::getInstance();
		$system->setSession('user', null);
	}
	
	public function showLogin() {
		global $pandora_version;
		
		$ui = Ui::getInstance();
		
		$ui->createPage();
		if ($this->errorLogin) {
			
			$options['type'] = 'onStart';
			$options['title_text'] = __('Login Failed');
			$options['content_text'] = __('User not found in database or incorrect password.');
			$ui->addDialog($options);
			
		}
		if ($this->logout_action) {
			
			$options['type'] = 'onStart';
			$options['title_text'] = __('Login out');
			$options['content_text'] = __('Your session is over. Please close your browser window to close this Pandora session.');
			$ui->addDialog($options);
			
		}
		$ui->createHeader();
		$ui->showFooter(false);
		$ui->beginContent();
			$ui->contentAddHtml('<div style="text-align: center;">' .
				html_print_image ("images/pandora_login.png",
					true, array ("alt" => "logo", "border" => 0)) .
					'</div>');
			$ui->beginForm();
			$ui->formAddHtml(html_print_input_hidden('action', 'login', true));
			$options = array(
				'name' => 'user',
				'value' => $this->user,
				'placeholder' => __('user'),
				'label' => __('User')
				);
			$ui->formAddInputText($options);
			$options = array(
				'name' => 'password',
				'value' => '',
				'placeholder' => __('password'),
				'label' => __('Password')
				);
			$ui->formAddInputPassword($options);
			$options = array(
				'value' => __('Login'),
				'icon' => 'star',
				'icon_pos' => 'right'
				);
			$ui->formAddSubmitButton($options);
			$ui->endForm();
		$ui->endContent();
		$ui->showPage();
		
		$this->errorLogin = false;
		$this->logout_action = false;
	}
	
	public function getIdUser() {
		return $this->user; //Oldies methods
	}
	
	public function isInGroup($access = "AR", $id_group = 0, $name_group = false) {
		return (bool)check_acl($this->user, $id_group, $access);
	}
	
	public function getIdGroups($access = "AR", $all = false) {
		return array_keys(users_get_groups($this->user, $access, $all));
	}
}
?>