index.php

<?php
/* GaiaEHR Starter
 *
 * Description: This will start the application, if no sites are found
 * in the sites directory run the setup wizard, if a directory is found
 * run the login screen. When the logon is submitted it will validate
 * the user and start the main application
 *
 * Author: GI Technologies, 2011
 * modified: Ernesto J Rodriguez, Nov 7, 2011
 *
 * Ver: 0.0.3
 *
 */
/**
 * Startup the SESSION
 * This will change in the future.
 * Maybe implement a SESSION Manager against the database.
 */
session_name('GaiaEHR');
session_start();
session_cache_limiter('private');
define('_GaiaEXEC', 1);
include_once('classes/Mobile_Detect.php');
$mobile = new Mobile_Detect();
$site = (isset($_GET['site']) ? $_GET['site'] : 'default');

$mDebug = false;
if($mobile->isMobile() || $mDebug){
	header('Location: _aire/?site='.$site);
}else{
	/**
	 * Startup the registry
	 * This contains SESSION Variables to use in the application
	 * and mobile_detect class is used to detect mobile browsers.
	 */
	include_once('registry.php');
	/**
	 * set the site using the url parameter site, or default if not given
	 */
	if(file_exists('sites/' . $site . '/conf.php')){
		include_once('sites/' . $site . '/conf.php');
	} else {
		$_SESSION['site'] = array('error' => 'Site configuration file not found, Please contact Support Desk. Thanks!');
	};
	/**
	 * Make the auth process
	 * lets check for 4 things to allow the user in
	 * 1. $_SESSION['user'] is set (this helps to app clean of PHP NOTICES)
	 * 2. $_SESSION['user']['auth'] is true (check if the user is authorized)
	 * 3. $_SESSION['user']['site'] is $site ($site == $_GET['site] or 'default')
	 * 4. $_SESSION['inactive']['life'] is less than $_SESSION['inactive']['time']
	 * (to make sure ths user hasn't been out for a long time)
	 *
	 */
	if(isset($_SESSION['user']) && $_SESSION['user']['auth'] == true && $_SESSION['user']['site'] == $site && $_SESSION['inactive']['life'] < $_SESSION['inactive']['time']){
		/**
		 * if mobile go to mobile app, else go to app
		 */
        $_SESSION['install'] = false;
		if(isset($_SESSION['site']['checkInMode']) && $_SESSION['site']['checkInMode']){
			include_once('checkin/checkin.php');
		} else {
			include_once('_app.php');
		}
	} else { // Make the logon process or Setup process
		/**
		 * If no directory is found inside sites dir run the setup wizard,
		 * if a directory is found inside sites dir run the logon screen
		 */
		if($_SESSION['sites']['count'] < 1){
			unset($_SESSION['site']);
            $_SESSION['install'] = true;
			include_once('_install.php');
		} else {
			$_SESSION['user']['auth'] = false;
            $_SESSION['install'] = false;
			include_once('_login.php');
		}
	}
}
$_SESSION['inactive']['timeout'] = time();