course/edit.php

   1 <?php // $Id$
   2       // Edit course settings
   3
   4     require_once('../config.php');
   5     require_once($CFG->dirroot.'/enrol/enrol.class.php');
   6     require_once($CFG->libdir.'/blocklib.php');
   7     require_once('lib.php');
   8     require_once('edit_form.php');
   9
  10     $id         = optional_param('id', 0, PARAM_INT);       // course id
  11     $categoryid = optional_param('category', 0, PARAM_INT); // course category - can be changed in edit form
  12
  13
  14 /// basic access control checks
  15     if ($id) { // editing course
  16
  17         if($id == SITEID){
  18             // don't allow editing of  'site course' using this from
  19             error('You cannot edit the site course using this form');
  20         }
  21
  22         if (!$course = get_record('course', 'id', $id)) {
  23             error('Course ID was incorrect');
  24         }
  25         require_login($course->id);
  26         $category = get_record('course_categories', 'id', $course->category);
  27         require_capability('moodle/course:update', get_context_instance(CONTEXT_COURSE, $course->id));
  28
  29     } else if ($categoryid) { // creating new course in this category
  30         $course = null;
  31         require_login();
  32         if (!$category = get_record('course_categories', 'id', $categoryid)) {
  33             error('Category ID was incorrect');
  34         }
  35         require_capability('moodle/course:create', get_context_instance(CONTEXT_COURSECAT, $category->id));
  36     } else {
  37         require_login();
  38         error('Either course id or category must be specified');
  39     }
  40
  41 /// prepare course
  42     if (!empty($course)) {
  43         $allowedmods = array();
  44         if (!empty($course)) {
  45             if ($am = get_records('course_allowed_modules','course',$course->id)) {
  46                 foreach ($am as $m) {
  47                     $allowedmods[] = $m->module;
  48                 }
  49             } else {
  50                 if (empty($course->restrictmodules)) {
  51                     $allowedmods = explode(',',$CFG->defaultallowedmodules);
  52                 } // it'll be greyed out but we want these by default anyway.
  53             }
  54             $course->allowedmods = $allowedmods;
  55
  56             if ($course->enrolstartdate){
  57                 $course->enrolstartdisabled = 0;
  58             }
  59
  60             if ($course->enrolenddate) {
  61                 $course->enrolenddisabled = 0;
  62             }
  63         }
  64     }
  65
  66
  67 /// first create the form
  68     $editform = new course_edit_form('edit.php', compact('course', 'category'));
  69     // now override defaults if course already exists
  70     if (!empty($course)) {
  71         $course->enrolpassword = $course->password; // we need some other name for password field MDL-9929
  72         $editform->set_data($course);
  73     }
  74     if ($editform->is_cancelled()){
  75         if (empty($course)) {
  76             redirect($CFG->wwwroot);
  77         } else {
  78             redirect($CFG->wwwroot.'/course/view.php?id='.$course->id);
  79         }
  80
  81     } else if ($data = $editform->get_data()) {
  82
  83         $data->password = $data->enrolpassword;  // we need some other name for password field MDL-9929
  84 /// process data if submitted
  85
  86         //preprocess data
  87         if ($data->enrolstartdisabled){
  88             $data->enrolstartdate = 0;
  89         }
  90
  91         if ($data->enrolenddisabled) {
  92             $data->enrolenddate = 0;
  93         }
  94
  95         $data->timemodified = time();
  96
  97         if (empty($course)) {
  98             if (!$course = create_course($data)) {
  99                 print_error('coursenotcreated');
 100             }
 101
 102             $context = get_context_instance(CONTEXT_COURSE, $course->id);
 103
 104             // assign default role to creator if not already having permission to manage course assignments
 105             if (!has_capability('moodle/course:view', $context) or !has_capability('moodle/role:assign', $context)) {
 106                 role_assign($CFG->creatornewroleid, $USER->id, 0, $context->id);
 107             }
 108
 109             // ensure we can use the course right after creating it
 110             // this means trigger a reload of accessinfo...
 111             mark_context_dirty($context->path);
 112
 113             if ($data->metacourse and has_capability('moodle/course:managemetacourse', $context)) {
 114                 // Redirect users with metacourse capability to student import
 115                 redirect($CFG->wwwroot."/course/importstudents.php?id=$course->id");
 116             } else {
 117                 // Redirect to roles assignment
 118                 redirect($CFG->wwwroot."/$CFG->admin/roles/assign.php?contextid=$context->id");
 119             }
 120
 121         } else {
 122             if (!update_course($data)) {
 123                 print_error('coursenotupdated');
 124             }
 125             redirect($CFG->wwwroot."/course/view.php?id=$course->id");
 126         }
 127     }
 128
 129
 130 /// Print the form
 131
 132     $site = get_site();
 133
 134     $streditcoursesettings = get_string("editcoursesettings");
 135     $straddnewcourse = get_string("addnewcourse");
 136     $stradministration = get_string("administration");
 137     $strcategories = get_string("categories");
 138     $navlinks = array();
 139
 140     if (!empty($course)) {
 141         $navlinks[] = array('name' => $streditcoursesettings,
 142                             'link' => null,
 143                             'type' => 'misc');
 144         $title = $streditcoursesettings;
 145         $fullname = $course->fullname;
 146     } else {
 147         $navlinks[] = array('name' => $stradministration,
 148                             'link' => "$CFG->wwwroot/$CFG->admin/index.php",
 149                             'type' => 'misc');
 150         $navlinks[] = array('name' => $strcategories,
 151                             'link' => 'index.php',
 152                             'type' => 'misc');
 153         $navlinks[] = array('name' => $straddnewcourse,
 154                             'link' => null,
 155                             'type' => 'misc');
 156         $title = "$site->shortname: $straddnewcourse";
 157         $fullname = $site->fullname;
 158     }
 159
 160     $navigation = build_navigation($navlinks);
 161     print_header($title, $fullname, $navigation, $editform->focus());
 162     print_heading($streditcoursesettings);
 163
 164     $editform->display();
 165
 166     print_footer($course);
 167
 168 ?>