<?php 
/**
 * Helga Global Include Code
 *
 * Copied from old Helga, adapting to new Helga.
 * brian 5/20/09
 *
 */

// enable almost all error reporting
error_reporting(E_ALL & ~E_NOTICE & ~E_WARNING);
ini_set('display_errors', '1');

// load local Helga Display and Shell classes
require_once('Display.php');
require_once('Shell.php');

// allow file uploads up to 50 MB in size
ini_set('upload_max_filesize', '50M');

// start or restart a PHP session. then, check for two conditions.
// first, if the user has just logged in, start up a Helga session.
// second, use $_SESSION['shell'] to check for a Helga session, and if one
// does not exist redirect to the login page. if neither of those conditions
// are true, a Helga session is already running and we can continue.
session_start();
if ( $_POST['loggingin'] == "yes" ) {
	$_SESSION['shell'] = new Shell();
	$_SESSION['shell']->start( $_POST['username'], $_POST['password'] );
} elseif ( !isset($_SESSION['shell']) ) {
	$_SESSION['shell'] = new Shell();
	$_SESSION['shell']->printLogin();
}

// make things easier for devs by making $_SESSION['shell'] available at simply $shell.
$shell = $_SESSION['shell'];

if ( !isset($_SESSION['display']) ) {
	$_SESSION['display'] = new Display();
} else {
	$_SESSION['display']->clear();
}
$display = $_SESSION['display'];

// grab any cookie data, if there is any
/*
if (isset($_COOKIE['helga'])) {
	$_SESSION['cookie_data'] = unserialize($_COOKIE['helga']);
}
*/

// set up the current project info.
// if we're being passed a projectId, we're being asked to switch to that project.
// if the session contains no current project, try obtain a default project from
// the current user. otherwise, the user is not switching projects and already has
// a current project, so do nothing.
if ( isset( $_REQUEST['projectId'] ) ) {
	$_SESSION['projectId'] = $_REQUEST['projectId'];
	try {
		$baseName = $shell->exec('::helga::assets::getBaseNameFromId ' . $_SESSION['projectId']);
		$_SESSION['projectName'] = $baseName;
		$_SESSION['projectFullName'] = $shell->exec('hget attr fullName -name ' . $_SESSION['projectName']);
	} catch (Exception $e) {
		$display->add($e->getMessage());
		$display->printHtml();
		exit;
	}
	$display->getShowPrivs();
} elseif ( !isset( $_SESSION['projectId'] ) ) {
	try {
		$_SESSION['projectName'] = $shell->exec('hget attr defaultProject -name /users/guest');
		$info = $shell->decode($shell->exec('hget attr assetId,fullName -web -name ' . $_SESSION['projectName']));
	} catch (Exception $e) {
		$display->add($e->getMessage());
		$display->printHtml();
		exit;
	}
	$_SESSION['projectId'] = $info[0];
	$_SESSION['projectFullName'] = $info[1];
	$display->getShowPrivs();
}

?>