/include/inc.php

<?php
ini_set('error_reporting', E_ALL);
date_default_timezone_set('UTC');

if(!file_exists(dirname(__FILE__) . '/config.php'))
{
	die('Setup not complete: Copy config.template.php to config.php and modify the configuration settings to match your environment.');
}

require_once(dirname(__FILE__) . '/config.php');

if(!array_key_exists('SHELL', $_SERVER)) {
	session_set_cookie_params(365*24*60*60);
	session_start();
}

$START_TIME = microtime(TRUE);

require_once('functions.php');
require_once('Model.php');
require_once('Model/User.php');
require_once('Model/Graph.php');
require_once('Model/GraphSeries.php');
require_once('Model/GraphData.php');
require_once('Model/GraphDataNote.php');
require_once('Model/GraphString.php');

$headerTags = array();

$user = FALSE;

if(!array_key_exists('argv', $_SERVER)) {
	// Don't do this stuff for cli scripts
	
	if(get('login_token') && session('noLoginRedirect') != 1) {
		$user = Model_User::createFromLoginToken(get('login_token'));
		if($user) {
			$_SESSION['userID'] = $user->id;
			Model_User::update(array('lastLoginAt'=>date('Y-m-d H:i:s')), $user->id);
			
			// Redirect to the page they were trying to get to
			$redirect = trim(str_replace('login_token=' . get('login_token'), '', $_SERVER['REQUEST_URI']), '?');
			if($redirect != '/login') {
				header('Location: ' . $redirect);
				die();
			}
		}
	} else {
		if(session('userID')) {
			$user = new Model_User(session('userID'));
		}
	}
	
	// Redirect to the login page if they're not logged in now
	if(($user == FALSE || $user->id == FALSE) && !in_array($_SERVER['SCRIPT_NAME'], array('/login.php', '/index.php', '/help.php'))) {
		header('Location: /login');
		die();
	}
}


if(($user && $user->id != FALSE)) {
	$timezone = new DateTimeZone($user->timezone);
	date_default_timezone_set($user->timezone);
}


function formatText($text) {
	$text = nl2br($text);

	$expressions[] = '|(https?://[^\s]+)|';
	$replacements[] = '<a href="$1">$1</a>';

	$expressions[] = '/(?<![a-z0-9_])@([a-z0-9_]+)/i';
	$replacements[] = '<a href="http://twitter.com/$1">@$1</a>';
    
	$expressions[] = '|([a-z0-9_\.\+\-]+@[a-z0-9_\.\+\-]+\.[a-z0-9\.]{2,4})|i';
	$replacements[] = '<a href="mailto:$1">$1</a>';

	$text = preg_replace($expressions, $replacements, $text);
	
	return $text;
}


function uuidSecure()
{
    return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),
        mt_rand( 0, 0x0fff ) | 0x4000,
        mt_rand( 0, 0x3fff ) | 0x8000,
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ) );
}