misuzu/public/index.php

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2022-09-13 13:14:49 +00:00
<?php
namespace Misuzu;
use RuntimeException;
use Misuzu\Auth\AuthTokenBuilder;
use Misuzu\Auth\AuthTokenCookie;
use Misuzu\Auth\AuthTokenInfo;
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require_once __DIR__ . '/../misuzu.php';
set_exception_handler(function(\Throwable $ex) {
http_response_code(500);
ob_clean();
if(MSZ_DEBUG) {
header('Content-Type: text/plain; charset=utf-8');
echo (string)$ex;
} else {
header('Content-Type: text/html; charset=utf-8');
echo file_get_contents(MSZ_TEMPLATES . '/500.html');
}
exit;
});
// The whole wall of shit before the router setup and dispatch should be worked away
// Lockdown things should be middleware when there's no more legacy files
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$request = \Index\Http\HttpRequest::fromRequest();
ob_start();
if(file_exists(MSZ_ROOT . '/.migrating')) {
http_response_code(503);
if(!isset($_GET['_check'])) {
header('Content-Type: text/html; charset=utf-8');
echo file_get_contents(MSZ_TEMPLATES . '/503.html');
}
exit;
}
if(!MSZ_DEBUG) {
$twigCacheDirSfx = GitInfo::hash(true);
if(empty($twigCacheDirSfx))
$twigCacheDirSfx = md5(MSZ_ROOT);
$twigCache = sys_get_temp_dir() . '/msz-tpl-' . $twigCacheDirSfx;
if(!is_dir($twigCache))
mkdir($twigCache, 0775, true);
}
$globals = $cfg->getValues([
['site.name:s', 'Misuzu'],
'site.desc:s',
'site.url:s',
'eeprom.path:s',
'eeprom.app:s',
['csrf.secret:s', 'soup'],
]);
Template::init($msz, $twigCache ?? null, MSZ_DEBUG);
Template::set('globals', [
'site_name' => $globals['site.name'],
'site_description' => $globals['site.desc'],
'site_url' => $globals['site.url'],
'eeprom' => [
'path' => $globals['eeprom.path'],
'app' => $globals['eeprom.app'],
],
]);
$mszAssetsInfo = json_decode(file_get_contents(MSZ_ASSETS . '/current.json'));
if(!empty($mszAssetsInfo))
Template::set('assets', $mszAssetsInfo);
unset($mszAssetsInfo);
Template::addPath(MSZ_TEMPLATES);
$tokenPacker = $msz->createAuthTokenPacker();
if(filter_has_var(INPUT_COOKIE, 'msz_auth'))
$tokenInfo = $tokenPacker->unpack(filter_input(INPUT_COOKIE, 'msz_auth'));
elseif(filter_has_var(INPUT_COOKIE, 'msz_uid') && filter_has_var(INPUT_COOKIE, 'msz_sid')) {
$tokenBuilder = new AuthTokenBuilder;
$tokenBuilder->setUserId((string)filter_input(INPUT_COOKIE, 'msz_uid', FILTER_SANITIZE_NUMBER_INT));
$tokenBuilder->setSessionToken((string)filter_input(INPUT_COOKIE, 'msz_sid'));
$tokenInfo = $tokenBuilder->toInfo();
$tokenBuilder = null;
} else
$tokenInfo = AuthTokenInfo::empty();
$userInfo = null;
$sessionInfo = null;
$userInfoReal = null;
if($tokenInfo->hasUserId() && $tokenInfo->hasSessionToken()) {
$users = $msz->getUsers();
$sessions = $msz->getSessions();
$tokenBuilder = new AuthTokenBuilder($tokenInfo);
try {
$sessionInfo = $sessions->getSession(sessionToken: $tokenInfo->getSessionToken());
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if($sessionInfo->hasExpired()) {
$tokenBuilder->removeUserId();
$tokenBuilder->removeSessionToken();
} elseif($sessionInfo->getUserId() === $tokenInfo->getUserId()) {
$userInfo = $users->getUser($tokenInfo->getUserId(), 'id');
if($userInfo->isDeleted()) {
$tokenBuilder->removeUserId();
$tokenBuilder->removeSessionToken();
} else {
$users->recordUserActivity($userInfo, remoteAddr: $_SERVER['REMOTE_ADDR']);
$sessions->recordSessionActivity(sessionInfo: $sessionInfo, remoteAddr: $_SERVER['REMOTE_ADDR']);
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if($sessionInfo->shouldBumpExpires())
$tokenBuilder->setEdited();
if($tokenInfo->hasImpersonatedUserId()) {
$allowToImpersonate = $userInfo->isSuperUser();
$impersonatedUserId = $tokenInfo->getImpersonatedUserId();
if(!$allowToImpersonate) {
$allowImpersonateUsers = $cfg->getArray(sprintf('impersonate.allow.u%s', $userInfo->getId()));
$allowToImpersonate = in_array((string)$impersonatedUserId, $allowImpersonateUsers, true);
}
if($allowToImpersonate) {
$userInfoReal = $userInfo;
try {
$userInfo = $users->getUser($impersonatedUserId, 'id');
} catch(RuntimeException $ex) {
$userInfo = $userInfoReal;
$userInfoReal = null;
$tokenBuilder->removeImpersonatedUserId();
}
} else $tokenBuilder->removeImpersonatedUserId();
}
}
}
} catch(RuntimeException $ex) {
$tokenBuilder->removeUserId();
$tokenBuilder->removeSessionToken();
$tokenBuilder->removeImpersonatedUserId();
$userInfo = null;
$sessionInfo = null;
$userInfoReal = null;
}
if($tokenBuilder->isEdited()) {
$tokenInfo = $tokenBuilder->toInfo();
AuthTokenCookie::apply($tokenPacker->pack($tokenInfo));
}
}
$msz->getAuthInfo()->setInfo($tokenInfo, $userInfo, $sessionInfo, $userInfoReal);
if(!empty($userInfo))
$userInfo = $users->getUser((string)$userInfo->getId(), 'id');
if(!empty($userInfoReal))
$userInfoReal = $users->getUser((string)$userInfoReal->getId(), 'id');
CSRF::init(
$globals['csrf.secret'],
($msz->isLoggedIn() ? $sessionInfo->getToken() : $_SERVER['REMOTE_ADDR'])
);
if(!empty($userInfo)) {
Template::set('current_user', $userInfo);
Template::set('current_user_ban_info', $msz->tryGetActiveBan());
}
if(!empty($userInfoReal)) {
Template::set('current_user_real', $userInfoReal);
Template::set('current_user_real_colour', $users->getUserColour($userInfoReal));
}
$inManageMode = str_starts_with($_SERVER['REQUEST_URI'], '/manage');
Template::set('header_menu', $msz->getHeaderMenu($userInfo ?? null));
Template::set('user_menu', $msz->getUserMenu($userInfo ?? null, $inManageMode));
Template::set('display_debug_info', MSZ_DEBUG || (!empty($userInfo) && $userInfo->isSuperUser()));
if($inManageMode) {
$hasManageAccess = $msz->isLoggedIn() && !$msz->hasActiveBan()
&& perms_check_user(MSZ_PERMS_GENERAL, $msz->getActiveUser()->getId(), MSZ_PERM_GENERAL_CAN_MANAGE);
if(!$hasManageAccess) {
echo render_error(403);
exit;
}
Template::set('manage_menu', manage_get_menu($userInfo->getId()));
}
$mszRequestPath = $request->getPath();
$mszLegacyPathPrefix = MSZ_PUBLIC . '-legacy/';
$mszLegacyPath = realpath($mszLegacyPathPrefix . $mszRequestPath);
if(!empty($mszLegacyPath) && str_starts_with($mszLegacyPath, $mszLegacyPathPrefix)) {
if(is_dir($mszLegacyPath))
$mszLegacyPath .= '/index.php';
if(is_file($mszLegacyPath)) {
require_once $mszLegacyPath;
return;
}
}
$msz->setUpHttp();
$msz->dispatchHttp($request);