include/auth.php

   1 <?php
   2
   3 // login/logout
   4
   5 if((x($_SESSION,'authenticated')) && (! ($_POST['auth-params'] == 'login'))) {
   6         if($_POST['auth-params'] == 'logout' || $a->module == "logout") {
   7                 unset($_SESSION['authenticated']);
   8                 unset($_SESSION['uid']);
   9                 unset($_SESSION['visitor_id']);
  10                 unset($_SESSION['administrator']);
  11                 $_SESSION['sysmsg'] = "Logged out." . EOL;
  12                 goaway($a->get_baseurl());
  13         }
  14         if(x($_SESSION,'uid')) {
  15                 $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
  16                         intval($_SESSION['uid']));
  17                 if($r === NULL || (! count($r))) {
  18                         goaway($a->get_baseurl());
  19                 }
  20                 $a->user = $r[0];
  21                 if(strlen($a->user['timezone']))
  22                         date_default_timezone_set($a->user['timezone']);
  23
  24         }
  25 }
  26 else {
  27         unset($_SESSION['authenticated']);
  28         unset($_SESSION['uid']);
  29         unset($_SESSION['visitor_id']);
  30         unset($_SESSION['administrator']);
  31         $encrypted = hash('whirlpool',trim($_POST['password']));
  32
  33         if((x($_POST,'auth-params')) && $_POST['auth-params'] == 'login') {
  34                 $r = q("SELECT * FROM `user`
  35                         WHERE `email` = '%s' AND `password` = '%s' LIMIT 1",
  36                         dbesc(trim($_POST['login-name'])),
  37                         dbesc($encrypted));
  38                 if(($r === false) || (! count($r))) {
  39                         $_SESSION['sysmsg'] = 'Login failed.' . EOL ;
  40                         goaway($a->get_baseurl());
  41                 }
  42                 $_SESSION['uid'] = $r[0]['uid'];
  43                 $_SESSION['admin'] = $r[0]['admin'];
  44                 $_SESSION['authenticated'] = 1;
  45                 if(x($r[0],'nickname'))
  46                         $_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $r[0]['nickname'];
  47                 else
  48                         $_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $r[0]['uid'];
  49
  50                 $_SESSION['sysmsg'] = "Welcome back " . $r[0]['username'] . EOL;
  51                 $a->user = $r[0];
  52                 if(strlen($a->user['timezone']))
  53                         date_default_timezone_set($a->user['timezone']);
  54
  55         }
  56 }
  57
  58 // Returns an array of group names this contact is a member of.
  59 // Since contact-id's are unique and each "belongs" to a given user uid,
  60 // this array will only contain group names related to the uid of this
  61 // DFRN contact. They are *not* neccessarily unique across the entire site.
  62
  63
  64 if(! function_exists('init_groups_visitor')) {
  65 function init_groups_visitor($contact_id) {
  66         $groups = array();
  67         $r = q("SELECT `group_member`.`gid`, `group`.`name`
  68                 FROM `group_member` LEFT JOIN `group` ON `group_member`.`gid` = `group`.`id`
  69                 WHERE `group_member`.`contact-id` = %d ",
  70                 intval($contact_id)
  71         );
  72         if(count($r)) {
  73                 foreach($r as $rr)
  74                         $groups[] = $rr['name'];
  75         }
  76         return $groups;
  77 }}
  78
  79