Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

272 lines
7.3 KiB

<?php
/**
* @file src/Core/Session.php
*/
namespace Friendica\Core;
use Friendica\App;
use Friendica\Core\Session\CacheSessionHandler;
use Friendica\Core\Session\DatabaseSessionHandler;
use Friendica\Database\DBA;
use Friendica\Model\Contact;
use Friendica\Model\User;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Strings;
/**
* High-level Session service class
*
* @author Hypolite Petovan <hypolite@mrpetovan.com>
*/
class Session
{
public static $exists = false;
public static $expire = 180000;
public static function init()
{
ini_set('session.gc_probability', 50);
ini_set('session.use_only_cookies', 1);
ini_set('session.cookie_httponly', 1);
if (Config::get('system', 'ssl_policy') == App\BaseURL::SSL_POLICY_FULL) {
ini_set('session.cookie_secure', 1);
}
$session_handler = Config::get('system', 'session_handler', 'database');
if ($session_handler != 'native') {
if ($session_handler == 'cache' && Config::get('system', 'cache_driver', 'database') != 'database') {
$SessionHandler = new CacheSessionHandler();
} else {
$SessionHandler = new DatabaseSessionHandler();
}
session_set_save_handler($SessionHandler);
}
}
public static function exists($name)
{
return isset($_SESSION[$name]);
}
/**
* Retrieves a key from the session super global or the defaults if the key is missing or the value is falsy.
*
* Handle the case where session_start() hasn't been called and the super global isn't available.
*
* @param string $name
* @param mixed $defaults
* @return mixed
*/
public static function get($name, $defaults = null)
{
return $_SESSION[$name] ?? $defaults;
}
/**
* Sets a single session variable.
* Overrides value of existing key.
*
* @param string $name
* @param mixed $value
*/
public static function set($name, $value)
{
$_SESSION[$name] = $value;
}
/**
* Sets multiple session variables.
* Overrides values for existing keys.
*
* @param array $values
*/
public static function setMultiple(array $values)
{
$_SESSION = $values + $_SESSION;
}
/**
* Removes a session variable.
* Ignores missing keys.
*
* @param $name
*/
public static function remove($name)
{
unset($_SESSION[$name]);
}
/**
* @brief Sets the provided user's authenticated session
*
* @param App $a
* @param array $user_record
* @param bool $login_initial
* @param bool $interactive
* @param bool $login_refresh
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
public static function setAuthenticatedForUser(App $a, array $user_record, $login_initial = false, $interactive = false, $login_refresh = false)
{
self::setMultiple([
'uid' => $user_record['uid'],
'theme' => $user_record['theme'],
'mobile-theme' => PConfig::get($user_record['uid'], 'system', 'mobile_theme'),
'authenticated' => 1,
'page_flags' => $user_record['page-flags'],
'my_url' => $a->getBaseURL() . '/profile/' . $user_record['nickname'],
'my_address' => $user_record['nickname'] . '@' . substr($a->getBaseURL(), strpos($a->getBaseURL(), '://') + 3),
'addr' => defaults($_SERVER, 'REMOTE_ADDR', '0.0.0.0')
]);
self::setVisitorsContacts();
$member_since = strtotime($user_record['register_date']);
self::set('new_member', time() < ($member_since + ( 60 * 60 * 24 * 14)));
if (strlen($user_record['timezone'])) {
date_default_timezone_set($user_record['timezone']);
$a->timezone = $user_record['timezone'];
}
$masterUid = $user_record['uid'];
if (self::get('submanage')) {
$user = DBA::selectFirst('user', ['uid'], ['uid' => self::get('submanage')]);
if (DBA::isResult($user)) {
$masterUid = $user['uid'];
}
}
$a->identities = User::identities($masterUid);
if ($login_initial) {
$a->getLogger()->info('auth_identities: ' . print_r($a->identities, true));
}
if ($login_refresh) {
$a->getLogger()->info('auth_identities refresh: ' . print_r($a->identities, true));
}
$contact = DBA::selectFirst('contact', [], ['uid' => $user_record['uid'], 'self' => true]);
if (DBA::isResult($contact)) {
$a->contact = $contact;
$a->cid = $contact['id'];
self::set('cid', $a->cid);
}
header('X-Account-Management-Status: active; name="' . $user_record['username'] . '"; id="' . $user_record['nickname'] . '"');
if ($login_initial || $login_refresh) {
DBA::update('user', ['login_date' => DateTimeFormat::utcNow()], ['uid' => $user_record['uid']]);
// Set the login date for all identities of the user
DBA::update('user', ['login_date' => DateTimeFormat::utcNow()],
['parent-uid' => $masterUid, 'account_removed' => false]);
}
if ($login_initial) {
/*
* If the user specified to remember the authentication, then set a cookie
* that expires after one week (the default is when the browser is closed).
* The cookie will be renewed automatically.
* The week ensures that sessions will expire after some inactivity.
*/
;
if (self::get('remember')) {
$a->getLogger()->info('Injecting cookie for remembered user ' . $user_record['nickname']);
Authentication::setCookie(604800, $user_record);
self::remove('remember');
}
}
Authentication::twoFactorCheck($user_record['uid'], $a);
if ($interactive) {
if ($user_record['login_date'] <= DBA::NULL_DATETIME) {
info(L10n::t('Welcome %s', $user_record['username']));
info(L10n::t('Please upload a profile photo.'));
$a->internalRedirect('profile_photo/new');
} else {
info(L10n::t("Welcome back %s", $user_record['username']));
}
}
$a->user = $user_record;
if ($login_initial) {
Hook::callAll('logged_in', $a->user);
if ($a->module !== 'home' && self::exists('return_path')) {
$a->internalRedirect(self::get('return_path'));
}
}
}
/**
* Returns contact ID for given user ID
*
* @param integer $uid User ID
* @return integer Contact ID of visitor for given user ID
*/
public static function getRemoteContactID($uid)
{
if (empty($_SESSION['remote'][$uid])) {
return false;
}
return $_SESSION['remote'][$uid];
}
/**
* Returns User ID for given contact ID of the visitor
*
* @param integer $cid Contact ID
* @return integer User ID for given contact ID of the visitor
*/
public static function getUserIDForVisitorContactID($cid)
{
if (empty($_SESSION['remote'])) {
return false;
}
return array_search($cid, $_SESSION['remote']);
}
/**
* Set the session variable that contains the contact IDs for the visitor's contact URL
*
* @param string $url Contact URL
*/
public static function setVisitorsContacts()
{
$_SESSION['remote'] = [];
$remote_contacts = DBA::select('contact', ['id', 'uid'], ['nurl' => Strings::normaliseLink($_SESSION['my_url']), 'rel' => [Contact::FOLLOWER, Contact::FRIEND], 'self' => false]);
while ($contact = DBA::fetch($remote_contacts)) {
if (($contact['uid'] == 0) || Contact::isBlockedByUser($contact['id'], $contact['uid'])) {
continue;
}
$_SESSION['remote'][$contact['uid']] = $contact['id'];
}
DBA::close($remote_contacts);
}
/**
* Returns if the current visitor is authenticated
*
* @return boolean "true" when visitor is either a local or remote user
*/
public static function isAuthenticated()
{
if (empty($_SESSION['authenticated'])) {
return false;
}
return $_SESSION['authenticated'];
}
}