admin/creators.php

   1 <?PHP // $Id$
   2       // Admin only script to assign course creator rights to users
   3
   4     require_once('../config.php');
   5
   6     define("MAX_USERS_PER_PAGE", 50);
   7
   8     if (! $site = get_site()) {
   9         redirect("$CFG->wwwroot/$CFG->admin/index.php");
  10     }
  11
  12     require_login();
  13
  14     if (!isadmin()) {
  15         error("You must be an administrator to use this page.");
  16     }
  17
  18     if (!confirm_sesskey()) {
  19         error(get_string('confirmsesskeybad', 'error'));
  20     }
  21
  22     $primaryadmin = get_admin();
  23
  24 /// assign all of the configurable language strings
  25     $stringstoload = array (
  26         "assigncreators",
  27         "administration",
  28         "existingcreators",
  29         "potentialcreators",
  30         "search",
  31         "users",
  32         "searchresults",
  33         "showall"
  34         );
  35
  36     foreach ($stringstoload as $stringtoload){
  37         $strstringtoload = "str" . $stringtoload;
  38         $$strstringtoload = get_string($stringtoload);
  39     }
  40
  41     print_header("$site->shortname: $strassigncreators",
  42                  "$site->fullname",
  43                  "<a href=\"index.php\">$stradministration</a> -> <a href=\"users.php\">$strusers</a> ->
  44                   $strassigncreators", "creatorsform.searchtext");
  45
  46
  47     if (!$frm = data_submitted()) {
  48         print_simple_box("<center>".get_string("adminhelpassigncreators")."</center>", "center", "50%");
  49         $frm = new object();
  50
  51 /// A form was submitted so process the input
  52
  53     } else {
  54         if (!empty($frm->add) and !empty($frm->addselect)) {
  55             foreach ($frm->addselect as $addcreator) {
  56                 if (! add_creator($addcreator)) {
  57                     error("Could not add course creator with user id $addcreator!");
  58                 }
  59             }
  60         } else if (!empty($frm->remove) and !empty($frm->removeselect)) {
  61             foreach ($frm->removeselect as $removecreator) {
  62                 if (! remove_creator($removecreator)) {
  63                     error("Could not remove course creator with user id $removecreator!");
  64                 }
  65             }
  66         } else if (!empty($frm->showall)) {
  67             unset($frm->searchtext);
  68             $frm->previoussearch = 0;
  69         }
  70     }
  71
  72 /// Is there a current search?
  73     $previoussearch = (!empty($frm->search) or (isset($frm->previoussearch) && $frm->previoussearch == 1)) ;
  74
  75
  76 /// Get all existing creators
  77     if (! $creators = get_creators()) {
  78         $creators = array();
  79     }
  80
  81     $creatorsarray = array();
  82     foreach ($creators as $creator) {
  83         $creatorsarray[] = $creator->id;
  84     }
  85     $creatorlist = implode(',', $creatorsarray);
  86
  87     unset($creatorarray);
  88
  89
  90 /// Get search results excluding any current admins
  91     if (!empty($frm->searchtext) and $previoussearch) {
  92         $searchusers = get_users(true, $frm->searchtext, true, $creatorlist, 'firstname ASC, lastname ASC',
  93                                       '', '', 0, 99999, 'id, firstname, lastname, email');
  94         $usercount = get_users(false, '', true, $creatorlist);
  95     }
  96
  97 /// If no search results then get potential users excluding current creators
  98     if (empty($searchusers)) {
  99         if (!$users = get_users(true, '', true, $creatorlist, 'firstname ASC, lastname ASC', '', '',
 100                                 0, 99999, 'id, firstname, lastname, email') ) {
 101             $users = array();
 102         }
 103         $usercount = count($users);
 104     }
 105
 106     $searchtext = (isset($frm->searchtext)) ? $frm->searchtext : "";
 107     $previoussearch = ($previoussearch) ? '1' : '0';
 108
 109     include('./creators.html');
 110
 111     print_footer();
 112
 113 ?>