<?php

if (dirsStatuses('onion')[$_POST['dir']] !== false)
	output(403, 'Wrong value for <code>dir</code>.');

rateLimit();

// Add Tor config
$torConf = 'HiddenServiceDir ' . CONF['ht']['tor_keys_path'] . '/' . $_SESSION['id'] . '/' . $_POST['dir'] . '/
HiddenServicePort 80 [::1]:' . CONF['ht']['internal_onion_http_port'] . '
';
if (file_put_contents(CONF['ht']['tor_config_path'] . '/' . $_SESSION['id'] . '/' . $_POST['dir'], $torConf) === false)
	output(500, 'Failed to write new Tor configuration.');

// Reload Tor
exec(CONF['ht']['sudo_path'] . ' ' . CONF['ht']['tor_reload_cmd'], $output, $code);
if ($code !== 0)
	output(500, 'Failed to reload Tor.');

// Get the address generated by Tor
exec(CONF['ht']['sudo_path'] . ' -u ' . CONF['ht']['tor_user'] . ' ' . CONF['ht']['cat_path'] . ' ' . CONF['ht']['tor_keys_path'] . '/' . $_SESSION['id'] . '/' . $_POST['dir'] . '/hostname', $output);
$onion = $output[0];
if (preg_match('/^[0-9a-z]{56}\.onion$/D', $onion) !== 1)
	output(500, 'No onion address found.');

// Store it in the database
addSite($_SESSION['id'], $_POST['dir'], $onion, 'onion');

// Add Nginx config
$nginxConf = 'server {
	listen [::1]:' . CONF['ht']['internal_onion_http_port'] . ';
	server_name ' . $onion . ';
	root ' . CONF['ht']['ht_path'] . '/' . $_SESSION['id'] . '/' . $_POST['dir'] . ';

	include inc/ht-onion.conf;
}
';
if (file_put_contents(CONF['ht']['nginx_config_path'] . '/' . $onion . '.conf', $nginxConf) === false)
	output(500, 'Failed to write Nginx configuration.');

// Reload Nginx
exec(CONF['ht']['sudo_path'] . ' ' . CONF['ht']['nginx_reload_cmd'], result_code: $code);
if ($code !== 0)
	output(500, 'Failed to reload Nginx.');

// Tell the user their site address
output(200, 'L\'adresse de votre service Onion HTTP est : <a href="http://' . $onion . '/"><code>http://' . $onion . '/</code></a>');