course/view.php

   1 <?PHP // $Id$
   2
   3 //  Display the course home page.
   4
   5     require_once("../config.php");
   6     require_once("lib.php");
   7
   8     optional_variable($id);
   9     optional_variable($name);
  10
  11     if (!$id and !$name) {
  12         error("Must specify course id or short name");
  13     }
  14
  15     if ($name) {
  16         if (! $course = get_record("course", "shortname", $name) ) {
  17             error("That's an invalid short course name");
  18         }
  19     } else {
  20         if (! $course = get_record("course", "id", $id) ) {
  21             error("That's an invalid course id");
  22         }
  23     }
  24
  25     require_login($course->id);
  26
  27     add_to_log($course->id, "course", "view", "view.php?id=$course->id", "$course->id");
  28
  29     if (isteacher($course->id)) {
  30         if (isset($edit)) {
  31             if ($edit == "on") {
  32                 $USER->editing = true;
  33             } else if ($edit == "off") {
  34                 $USER->editing = false;
  35             }
  36         }
  37
  38         if (isset($hide)) {
  39             set_section_visible($course->id, $hide, "0");
  40         }
  41
  42         if (isset($show)) {
  43             set_section_visible($course->id, $show, "1");
  44         }
  45
  46         if (!empty($section)) {
  47             if (!empty($move)) {
  48                 move_section($course, $section, $move);
  49             }
  50         }
  51     }
  52
  53     $SESSION->fromdiscussion = "$CFG->wwwroot/course/view.php?id=$course->id";
  54
  55     if (! $course->category) {      // This course is not a real course.
  56         redirect("$CFG->wwwroot/");
  57     }
  58
  59     if (empty($THEME->custompix)) {
  60         $pixpath = "../pix";
  61         $modpixpath = "../mod";
  62     } else {
  63         $pixpath = "../theme/$CFG->theme/pix";
  64         $modpixpath = "../theme/$CFG->theme/pix/mod";
  65     }
  66
  67     $courseword = get_string("course");
  68
  69     $loggedinas = "<p class=\"logininfo\">".user_login_string($course, $USER)."</p>";
  70
  71     print_header("$courseword: $course->fullname", "$course->fullname", "$course->shortname", "search.search", "", true,
  72                   update_course_icon($course->id), $loggedinas);
  73
  74     get_all_mods($course->id, $mods, $modnames, $modnamesplural, $modnamesused);
  75
  76     if (! $sections = get_all_sections($course->id)) {   // No sections found
  77         // Double-check to be extra sure
  78         if (! $section = get_record("course_sections", "course", $course->id, "section", 0)) {
  79             $section->course = $course->id;   // Create a default section.
  80             $section->section = 0;
  81             $section->visible = 1;
  82             $section->id = insert_record("course_sections", $section);
  83         }
  84         if (! $sections = get_all_sections($course->id) ) {      // Try again
  85             error("Error finding or creating section structures for this course");
  86         }
  87     }
  88
  89     if (!file_exists("$CFG->dirroot/course/format/$course->format.php")) {   // Default format is weeks
  90         $course->format = "weeks";
  91     }
  92
  93     require("$CFG->dirroot/course/format/$course->format.php");  // Include the actual course format
  94
  95     print_footer();
  96
  97 ?>