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