admin/auth.php

   1 <?php
   2
   3 /**
   4  * Allows admin to edit all auth plugin settings.
   5  *
   6  * JH: copied and Hax0rd from admin/enrol.php and admin/filters.php
   7  *
   8  */
   9
  10 require_once('../config.php');
  11 require_once($CFG->libdir.'/adminlib.php');
  12 require_once($CFG->libdir.'/tablelib.php');
  13
  14 require_login();
  15 require_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM));
  16
  17 $returnurl = new moodle_url('/admin/settings.php', array('section'=>'manageauths'));
  18
  19 $PAGE->set_url($returnurl);
  20
  21 $action = optional_param('action', '', PARAM_ACTION);
  22 $auth   = optional_param('auth', '', PARAM_PLUGIN);
  23
  24 get_enabled_auth_plugins(true); // fix the list of enabled auths
  25 if (empty($CFG->auth)) {
  26     $authsenabled = array();
  27 } else {
  28     $authsenabled = explode(',', $CFG->auth);
  29 }
  30
  31 if (!empty($auth) and !exists_auth_plugin($auth)) {
  32     print_error('pluginnotinstalled', 'auth', $returnurl, $auth);
  33 }
  34
  35 ////////////////////////////////////////////////////////////////////////////////
  36 // process actions
  37
  38 if (!confirm_sesskey()) {
  39     redirect($returnurl);
  40 }
  41
  42 switch ($action) {
  43     case 'disable':
  44         // remove from enabled list
  45         $key = array_search($auth, $authsenabled);
  46         if ($key !== false) {
  47             unset($authsenabled[$key]);
  48             set_config('auth', implode(',', $authsenabled));
  49         }
  50
  51         if ($auth == $CFG->registerauth) {
  52             set_config('registerauth', '');
  53         }
  54         session_gc(); // remove stale sessions
  55         break;
  56
  57     case 'enable':
  58         // add to enabled list
  59         if (!in_array($auth, $authsenabled)) {
  60             $authsenabled[] = $auth;
  61             $authsenabled = array_unique($authsenabled);
  62             set_config('auth', implode(',', $authsenabled));
  63         }
  64         session_gc(); // remove stale sessions
  65         break;
  66
  67     case 'down':
  68         $key = array_search($auth, $authsenabled);
  69         // check auth plugin is valid
  70         if ($key === false) {
  71             print_error('pluginnotenabled', 'auth', $returnurl, $auth);
  72         }
  73         // move down the list
  74         if ($key < (count($authsenabled) - 1)) {
  75             $fsave = $authsenabled[$key];
  76             $authsenabled[$key] = $authsenabled[$key + 1];
  77             $authsenabled[$key + 1] = $fsave;
  78             set_config('auth', implode(',', $authsenabled));
  79         }
  80         break;
  81
  82     case 'up':
  83         $key = array_search($auth, $authsenabled);
  84         // check auth is valid
  85         if ($key === false) {
  86             print_error('pluginnotenabled', 'auth', $returnurl, $auth);
  87         }
  88         // move up the list
  89         if ($key >= 1) {
  90             $fsave = $authsenabled[$key];
  91             $authsenabled[$key] = $authsenabled[$key - 1];
  92             $authsenabled[$key - 1] = $fsave;
  93             set_config('auth', implode(',', $authsenabled));
  94         }
  95         break;
  96
  97     default:
  98         break;
  99 }
 100
 101 redirect($returnurl);
 102
 103