mirror of https://github.com/friendica/friendica
135 lines
3.2 KiB
PHP
135 lines
3.2 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2020, Friendica
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Core;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Model\Contact;
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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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class Session
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{
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public static $exists = false;
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public static $expire = 180000;
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public static function exists($name)
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{
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return DI::session()->exists($name);
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}
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public static function get($name, $defaults = null)
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{
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return DI::session()->get($name, $defaults);
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}
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public static function set($name, $value)
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{
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DI::session()->set($name, $value);
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}
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public static function setMultiple(array $values)
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{
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DI::session()->setMultiple($values);
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}
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public static function remove($name)
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{
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DI::session()->remove($name);
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}
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public static function clear()
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{
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DI::session()->clear();
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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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$session = DI::session();
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if (empty($session->get('remote')[$uid])) {
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return 0;
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}
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return $session->get('remote')[$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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$session = DI::session();
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if (empty($session->get('remote'))) {
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return false;
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}
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return array_search($cid, $session->get('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 = DI::session();
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$session->set('remote', []);
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$remote_contacts = DBA::select('contact', ['id', 'uid'], ['nurl' => Strings::normaliseLink($session->get('my_url')), 'rel' => [Contact::FOLLOWER, Contact::FRIEND], 'self' => false]);
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while ($contact = DBA::fetch($remote_contacts)) {
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if (($contact['uid'] == 0) || Contact\User::isBlocked($contact['id'], $contact['uid'])) {
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continue;
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}
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$session->set('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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$session = DI::session();
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return $session->get('authenticated', false);
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}
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}
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