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<?php
/*
* SCROTT Copyright (C) 2016 Malf Furious
*
* Scrott 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, either version 3 of the License,
* or (at your option) any later version.
*
* Scrott is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*/
require_once "class/controller.class.php";
require_once "class/object.class.php";
require_once "class/setting.class.php";
require_once "controller/sysconf.control.php";
require_once "controller/except.control.php";
require_once "controller/auth.control.php";
require_once "controller/deauth.control.php";
require_once "controller/dashboard.control.php";
require_once "controller/obj.control.php";
require_once "controller/deleteacct.control.php";
/*
* Root-level controller for Scrott app. This object will delegate the page request to the
* appropriate controller or handle it with an error message page.
*/
class Root extends Controller
{
/*
* Controller implementation
*/
function handle($argv)
{
global $_SCROTT;
$argv = $this->normalizeArgv($argv);
try
{
/* Assert that the system config file exists and has been included */
if (!$this->scrottConfExists())
{
$ctrl = new Sysconf();
$ctrl->handle($argv);
return;
}
/* Assert we are running over HTTP(S), whichever is desired */
switch ($_SCROTT['settSSL'])
{
case "force": $this->sec_require_https(); break;
case "forbid": $this->sec_forbid_https(); break;
default:
switch (Setting::settSSL())
{
case "force": $this->sec_require_https(); break;
case "forbid": $this->sec_forbid_https(); break;
}
}
/* Assert session IP */
$this->sec_verify_ip();
/* Assert that a user is logged in */
if (!$this->getCurrentUser())
{
$ctrl = new Auth();
$ctrl->handle($argv);
return;
}
/* Handle page request */
if (count($argv) == 0)
$ctrl = new Dashboard();
else
{
switch ($argv[0])
{
case "logout": $ctrl = new Deauth(); break;
case "deleteaccount": $ctrl = new Deleteacct(); break;
default:
/* Check if arg is an object guid */
$obj = new DBObject();
if ($obj->isGUID($argv[0]))
{
$ctrl = new Obj();
break;
}
/* No page to show for requested path */
throw new Exception("The requested path is not valid.");
break;
}
}
$ctrl->handle($argv);
}
catch (Exception $e)
{
$ctrl = new Except();
$ctrl->handle($e->getMessage());
}
}
/*
* Get a useful path string by normalizeing the $argv array received from the main function.
* This will remove directory names that appear in the $this->ar() string and the initial
* and trailing (if present) empty strings
*/
function normalizeArgv($argv)
{
$argv = array_values(array_filter($argv));
$ar = array_values(array_filter(explode("/", $this->ar())));
$i = 0;
$trunc = true;
if (count($ar) == 0)
return $argv;
foreach ($ar as $elem)
{
if ($elem != $argv[$i])
{
$trunc = false;
break;
}
$i++;
}
if (!$trunc)
return $argv;
return array_values(array_slice($argv, count($ar)));
}
}
?>
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