src/Model/User.php

   1 <?php
   2
   3 /**
   4  * @file src/Model/User.php
   5  * @brief This file includes the User class with user related database functions
   6  */
   7
   8 namespace Friendica\Model;
   9
  10 use Friendica\Core\System;
  11 use Friendica\Core\Worker;
  12 use Friendica\Database\DBM;
  13 use dba;
  14
  15 require_once 'boot.php';
  16 require_once 'include/plugin.php';
  17
  18 /**
  19  * @brief This class handles User related functions
  20  */
  21 class User
  22 {
  23         public static function authenticate($user_info, $password)
  24         {
  25                 if (is_object($user_info)) {
  26                         $user = (array) $user_info;
  27                 } elseif (is_int($user_info)) {
  28                         $user = dba::select('user',
  29                                 ['uid', 'password'],
  30                                 [
  31                                         'uid' => $user_info,
  32                                         'blocked' => 0,
  33                                         'account_expired' => 0,
  34                                         'account_removed' => 0,
  35                                         'verified' => 1
  36                                 ],
  37                                 ['limit' => 1]
  38                         );
  39                 } elseif (is_string($user_info)) {
  40                         $user = dba::fetch_first('SELECT `uid`, `password`
  41                                 FROM `user`
  42                                 WHERE (`email` = ? OR `username` = ? OR `nickname` = ?)
  43                                 AND `blocked` = 0
  44                                 AND `account_expired` = 0
  45                                 AND `account_removed` = 0
  46                                 AND `verified` = 1
  47                                 LIMIT 1',
  48                                 $user_info,
  49                                 $user_info,
  50                                 $user_info
  51                         );
  52                 } else {
  53                         $user = $user_info;
  54                 }
  55
  56                 if (!DBM::is_result($user) || !isset($user['uid']) || !isset($user['password'])) {
  57                         return false;
  58                 }
  59
  60                 $password_hashed = hash('whirlpool', $password);
  61
  62                 if ($password_hashed !== $user['password']) {
  63                         return false;
  64                 }
  65
  66                 return $user['uid'];
  67         }
  68
  69         /**
  70          * @param object $uid user to remove
  71          * @return void
  72          */
  73         public static function remove($uid)
  74         {
  75                 if (!$uid) {
  76                         return;
  77                 }
  78
  79                 logger('Removing user: ' . $uid);
  80
  81                 $user = dba::select('user', [], ['uid' => $uid], ['limit' => 1]);
  82
  83                 call_hooks('remove_user', $user);
  84
  85                 // save username (actually the nickname as it is guaranteed
  86                 // unique), so it cannot be re-registered in the future.
  87                 dba::insert('userd', ['username' => $user['nickname']]);
  88
  89                 // The user and related data will be deleted in "cron_expire_and_remove_users" (cronjobs.php)
  90                 dba::update('user', ['account_removed' => true, 'account_expires_on' => datetime_convert()], ['uid' => $uid]);
  91                 Worker::add(PRIORITY_HIGH, "Notifier", "removeme", $uid);
  92
  93                 // Send an update to the directory
  94                 Worker::add(PRIORITY_LOW, "Directory", $user['url']);
  95
  96                 if ($uid == local_user()) {
  97                         unset($_SESSION['authenticated']);
  98                         unset($_SESSION['uid']);
  99                         goaway(System::baseUrl());
 100                 }
 101         }
 102 }