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         if (!$course = get_record('course', 'id', $id)) {
  17             error('Course ID was incorrect');
  18         }
  19         require_login($course->id);
  20         $category = get_record('course_categories', 'id', $course->category);
  21         require_capability('moodle/course:update', get_context_instance(CONTEXT_COURSE, $course->id));
  22
  23     } else if ($categoryid) { // creating new course in this category
  24         $course = null;
  25         require_login();
  26         if (!$category = get_record('course_categories', 'id', $categoryid)) {
  27             error('Category ID was incorrect');
  28         }
  29         require_capability('moodle/course:create', get_context_instance(CONTEXT_COURSECAT, $category->id));
  30     } else {
  31         require_login();
  32         error('Either course id or category must be specified');
  33     }
  34
  35 /// prepare course
  36     if (!empty($course)) {
  37         $allowedmods = array();
  38         if (!empty($course)) {
  39             if ($am = get_records('course_allowed_modules','course',$course->id)) {
  40                 foreach ($am as $m) {
  41                     $allowedmods[] = $m->module;
  42                 }
  43             } else {
  44                 if (empty($course->restrictmodules)) {
  45                     $allowedmods = explode(',',$CFG->defaultallowedmodules);
  46                 } // it'll be greyed out but we want these by default anyway.
  47             }
  48             $course->allowedmods = $allowedmods;
  49
  50             if ($course->enrolstartdate){
  51                 $course->enrolstartdisabled = 0;
  52             }
  53
  54             if ($course->enrolenddate) {
  55                 $course->enrolenddisabled = 0;
  56             }
  57         }
  58     }
  59
  60
  61 /// first create the form
  62     $editform = new course_edit_form('edit.php', compact('course', 'category'));
  63     // now override defaults if course already exists
  64     if (!empty($course)) {
  65         $course->enrolpassword = $course->password; // we need some other name for password field MDL-9929
  66         $editform->set_data($course);
  67     }
  68     if ($editform->is_cancelled()){
  69         if (empty($course)) {
  70             redirect($CFG->wwwroot);
  71         } else {
  72             redirect($CFG->wwwroot.'/course/view.php?id='.$course->id);
  73         }
  74
  75     } else if ($data = $editform->get_data()) {
  76
  77         $data->password = $data->enrolpassword;  // we need some other name for password field MDL-9929
  78 /// process data if submitted
  79
  80         //preprocess data
  81         if ($data->enrolstartdisabled){
  82             $data->enrolstartdate = 0;
  83         }
  84
  85         if ($data->enrolenddisabled) {
  86             $data->enrolenddate = 0;
  87         }
  88
  89         $data->timemodified = time();
  90
  91         if (empty($course)) {
  92             if (!$course = create_course($data)) {
  93                 print_error('coursenotcreated');
  94             }
  95
  96             $context = get_context_instance(CONTEXT_COURSE, $course->id);
  97
  98             // assign default role to creator if not already having permission to manage course assignments
  99             if (!has_capability('moodle/course:view', $context) or !has_capability('moodle/role:assign', $context)) {
 100                 role_assign($CFG->creatornewroleid, $USER->id, 0, $context->id);
 101             }
 102
 103             if ($data->metacourse and has_capability('moodle/course:managemetacourse', $context)) {
 104                 // Redirect users with metacourse capability to student import
 105                 redirect($CFG->wwwroot."/course/importstudents.php?id=$course->id");
 106             } else {
 107                 // Redirect to roles assignment
 108                 redirect($CFG->wwwroot."/$CFG->admin/roles/assign.php?contextid=$context->id");
 109             }
 110
 111         } else {
 112             if (!update_course($data)) {
 113                 print_error('coursenotupdated');
 114             }
 115             // MDL-9983
 116             events_trigger('course_updated', $data);
 117             redirect($CFG->wwwroot."/course/view.php?id=$course->id");
 118         }
 119     }
 120
 121
 122 /// Print the form
 123
 124     $site = get_site();
 125
 126     $streditcoursesettings = get_string("editcoursesettings");
 127     $straddnewcourse = get_string("addnewcourse");
 128     $stradministration = get_string("administration");
 129     $strcategories = get_string("categories");
 130     $navlinks = array();
 131
 132     if (!empty($course)) {
 133         $navlinks[] = array('name' => $streditcoursesettings,
 134                             'link' => null,
 135                             'type' => 'misc');
 136         $title = $streditcoursesettings;
 137         $fullname = $course->fullname;
 138     } else {
 139         $navlinks[] = array('name' => $stradministration,
 140                             'link' => "$CFG->wwwroot/$CFG->admin/index.php",
 141                             'type' => 'misc');
 142         $navlinks[] = array('name' => $strcategories,
 143                             'link' => 'index.php',
 144                             'type' => 'misc');
 145         $navlinks[] = array('name' => $straddnewcourse,
 146                             'link' => null,
 147                             'type' => 'misc');
 148         $title = "$site->shortname: $straddnewcourse";
 149         $fullname = $site->fullname;
 150     }
 151
 152     $navigation = build_navigation($navlinks);
 153     print_header($title, $fullname, $navigation, $editform->focus());
 154     print_heading($streditcoursesettings);
 155
 156     $editform->display();
 157
 158     print_footer($course);
 159
 160 ?>