+++ /dev/null
-<?php
-/**
- * @copyright Copyright (C) 2010-2022, the Friendica project
- *
- * @license GNU AGPL version 3 or any later version
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>.
- *
- */
-
-namespace Friendica\Core;
-
-use Friendica\Database\DBA;
-use Friendica\DI;
-use Friendica\Model\Contact;
-use Friendica\Util\Strings;
-
-/**
- * High-level Session service class
- */
-class Session
-{
- /**
- * Returns the user id of locally logged in user or false.
- *
- * @return int|bool user id or false
- */
- public static function getLocalUser()
- {
- $session = DI::session();
-
- if (!empty($session->get('authenticated')) && !empty($session->get('uid'))) {
- return intval($session->get('uid'));
- }
-
- return false;
- }
-
- /**
- * Returns the public contact id of logged in user or false.
- *
- * @return int|bool public contact id or false
- */
- public static function getPublicContact()
- {
- static $public_contact_id = false;
-
- $session = DI::session();
-
- if (!$public_contact_id && !empty($session->get('authenticated'))) {
- if (!empty($session->get('my_address'))) {
- // Local user
- $public_contact_id = intval(Contact::getIdForURL($session->get('my_address'), 0, false));
- } elseif (!empty($session->get('visitor_home'))) {
- // Remote user
- $public_contact_id = intval(Contact::getIdForURL($session->get('visitor_home'), 0, false));
- }
- } elseif (empty($session->get('authenticated'))) {
- $public_contact_id = false;
- }
-
- return $public_contact_id;
- }
-
- /**
- * Returns public contact id of authenticated site visitor or false
- *
- * @return int|bool visitor_id or false
- */
- public static function getRemoteUser()
- {
- $session = DI::session();
-
- if (empty($session->get('authenticated'))) {
- return false;
- }
-
- if (!empty($session->get('visitor_id'))) {
- return intval($session->get('visitor_id'));
- }
-
- return false;
- }
-
- /**
- * Return the user contact ID of a visitor for the given user ID they are visiting
- *
- * @param integer $uid User ID
- * @return integer
- */
- public static function getRemoteContactID($uid)
- {
- $session = DI::session();
-
- if (!empty($session->get('remote')[$uid])) {
- $remote = $session->get('remote')[$uid];
- } else {
- $remote = 0;
- }
-
- $local_user = !empty($session->get('authenticated')) ? $session->get('uid') : 0;
-
- if (empty($remote) && ($local_user != $uid) && !empty($my_address = $session->get('my_address'))) {
- $remote = Contact::getIdForURL($my_address, $uid, false);
- }
-
- return $remote;
- }
-
- /**
- * 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)
- {
- $session = DI::session();
-
- if (empty($session->get('remote'))) {
- return false;
- }
-
- return array_search($cid, $session->get('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 = DI::session();
-
- $session->set('remote', []);
- $remote = [];
-
- $remote_contacts = DBA::select('contact', ['id', 'uid'], ['nurl' => Strings::normaliseLink($session->get('my_url')), 'rel' => [Contact::FOLLOWER, Contact::FRIEND], 'self' => false]);
- while ($contact = DBA::fetch($remote_contacts)) {
- if (($contact['uid'] == 0) || Contact\User::isBlocked($contact['id'], $contact['uid'])) {
- continue;
- }
- $remote[$contact['uid']] = $contact['id'];
- }
- DBA::close($remote_contacts);
- $session->set('remote', $remote);
- }
-
- /**
- * Returns if the current visitor is authenticated
- *
- * @return boolean "true" when visitor is either a local or remote user
- */
- public static function isAuthenticated()
- {
- $session = DI::session();
-
- return $session->get('authenticated', false);
- }
-}