Add common relationship methods to Model\ContactRelation

[friendica.git] / src / Core / Session.php

diff --git a/src/Core/Session.php b/src/Core/Session.php
index 20d1e9ef7b521e6aac48cce6e357a2633078eadb..f08c68ed0829f2de24643ddcbffc2f8b0e1b98e7 100644 (file)
--- a/src/Core/Session.php
+++ b/src/Core/Session.php
@@ -1,57 +1,134 @@
 <?php
-
 /**
- * @file src/Core/Session.php
+ * @copyright Copyright (C) 2020, Friendica
+ *
+ * @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\Core\Session\DatabaseSessionHandler;
-use Friendica\Core\Session\MemcacheSessionHandler;
+use Friendica\Database\DBA;
+use Friendica\DI;
+use Friendica\Model\Contact;
+use Friendica\Util\Strings;
 
 /**
  * High-level Session service class
- *
- * @author Hypolite Petovan <mrpetovan@gmail.com>
  */
 class Session
 {
        public static $exists = false;
        public static $expire = 180000;
 
-       public static function init()
+       public static function exists($name)
+       {
+               return DI::session()->exists($name);
+       }
+
+       public static function get($name, $defaults = null)
        {
-               ini_set('session.gc_probability', 50);
-               ini_set('session.use_only_cookies', 1);
-               ini_set('session.cookie_httponly', 1);
+               return DI::session()->get($name, $defaults);
+       }
 
-               if (Config::get('system', 'ssl_policy') == SSL_POLICY_FULL) {
-                       ini_set('session.cookie_secure', 1);
-               }
+       public static function set($name, $value)
+       {
+               DI::session()->set($name, $value);
+       }
 
-               if (!Config::get('system', 'disable_database_session')) {
-                       $memcache = Cache::memcache();
-                       if (is_object($memcache)) {
-                               $SessionHandler = new MemcacheSessionHandler($memcache);
-                       } else {
-                               $SessionHandler = new DatabaseSessionHandler();
-                       }
+       public static function setMultiple(array $values)
+       {
+               DI::session()->setMultiple($values);
+       }
 
-                       session_set_save_handler($SessionHandler);
+       public static function remove($name)
+       {
+               DI::session()->remove($name);
+       }
+
+       public static function clear()
+       {
+               DI::session()->clear();
+       }
+
+       /**
+        * 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)
+       {
+               $session = DI::session();
+
+               if (empty($session->get('remote')[$uid])) {
+                       return 0;
                }
+
+               return $session->get('remote')[$uid];
        }
 
-       public static function exists($name)
+       /**
+        * 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)
        {
-               return isset($_SESSION[$name]);
+               $session = DI::session();
+
+               if (empty($session->get('remote'))) {
+                       return false;
+               }
+
+               return array_search($cid, $session->get('remote'));
        }
 
-       public static function get($name)
+       /**
+        * Set the session variable that contains the contact IDs for the visitor's contact URL
+        *
+        * @param string $url Contact URL
+        */
+       public static function setVisitorsContacts()
        {
-               return defaults($_SESSION, $name, null);
+               $session = DI::session();
+
+               $session->set('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 (($contact['uid'] == 0) || Contact::isBlockedByUser($contact['id'], $contact['uid'])) {
+                               continue;
+                       }
+
+                       $session->set('remote', [$contact['uid'] => $contact['id']]);
+               }
+               DBA::close($remote_contacts);
        }
 
-       public static function set($name, $value)
+       /**
+        * Returns if the current visitor is authenticated
+        *
+        * @return boolean "true" when visitor is either a local or remote user
+        */
+       public static function isAuthenticated()
        {
-               $_SESSION[$name] = $value;
+               $session = DI::session();
+
+               return $session->get('authenticated', false);
        }
 }