course/log.php

   1 <?PHP // $Id$
   2
   3 //  log.php - displays different views of the logs.
   4
   5     require("../config.php");
   6     require("lib.php");
   7
   8     require_variable($id);    // Course ID
   9     optional_variable($user); // User to display
  10     optional_variable($date); // Date to display
  11
  12     require_login($id);
  13
  14     if (! $course = get_record("course", "id", $id) ) {
  15         error("That's an invalid course id");
  16     }
  17
  18     if (! isteacher($course->id)) {
  19         error("Only teachers can view logs");
  20     }
  21
  22     if (! $course->category) {
  23         if (!isadmin()) {
  24             error("Only administrators can look at the site logs");
  25         }
  26         $user = "";
  27     }
  28
  29
  30     if ($user || $date) {
  31
  32         $userinfo = "all users";
  33         $dateinfo = "any day";
  34
  35         if ($user) {
  36             if (!$u = get_record("user", "id", $user) ) {
  37                 error("That's an invalid user!");
  38             }
  39             $userinfo = "$u->firstname $u->lastname";
  40         }
  41         if ($date) {
  42             $dateinfo = userdate($date, "l, j F Y");
  43         }
  44
  45         print_header("$course->shortname: Logs", "$course->fullname",
  46                      "<A HREF=\"view.php?id=$course->id\">$course->shortname</A> ->
  47                       <A HREF=\"log.php?id=$course->id\">Logs</A> -> Logs for $userinfo, $dateinfo", "");
  48
  49         print_heading("$course->fullname: $userinfo, $dateinfo (".usertimezone().")");
  50
  51         print_log_selector_form($course, $user, $date);
  52
  53         print_log($course, $user, $date, "ORDER BY l.time DESC");
  54
  55
  56     } else {
  57         print_header("$course->shortname: Logs", "$course->fullname",
  58                  "<A HREF=\"view.php?id=$course->id\">$course->shortname</A> -> Logs", "");
  59
  60         print_heading("Choose which logs you want to look at");
  61
  62         print_log_selector_form($course);
  63
  64         print_heading("Or see what is happening right now");
  65
  66         echo "<CENTER><H3>";
  67         link_to_popup_window("/course/loglive.php?id=$course->id","livelog","Live logs", 500, 800);
  68         echo "</H3></CENTER>";
  69
  70     }
  71
  72     print_footer($course);
  73
  74     exit;
  75
  76 ?>