Merge branch 'MDL-37600' of git://github.com/timhunt/moodle
[moodle.git] / course / reset_form.php
1 <?php
2 if (!defined('MOODLE_INTERNAL')) {
3     die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
4 }
6 require_once $CFG->libdir.'/formslib.php';
8 class course_reset_form extends moodleform {
9     function definition (){
10         global $CFG, $COURSE, $DB;
12         $mform =& $this->_form;
14         $mform->addElement('header', 'generalheader', get_string('general'));
16         $mform->addElement('date_selector', 'reset_start_date', get_string('startdate'), array('optional'=>true));
17         $mform->addHelpButton('reset_start_date', 'startdate');
18         $mform->addElement('checkbox', 'reset_events', get_string('deleteevents', 'calendar'));
19         $mform->addElement('checkbox', 'reset_logs', get_string('deletelogs'));
20         $mform->addElement('checkbox', 'reset_notes', get_string('deletenotes', 'notes'));
21         $mform->addElement('checkbox', 'reset_comments', get_string('deleteallcomments', 'moodle'));
22         $mform->addElement('checkbox', 'reset_completion', get_string('deletecompletiondata', 'completion'));
23         $mform->addElement('checkbox', 'delete_blog_associations', get_string('deleteblogassociations', 'blog'));
24         $mform->addHelpButton('delete_blog_associations', 'deleteblogassociations', 'blog');
27         $mform->addElement('header', 'rolesheader', get_string('roles'));
29         $roles = get_assignable_roles(context_course::instance($COURSE->id));
30         $roles[0] = get_string('noroles', 'role');
31         $roles = array_reverse($roles, true);
33         $mform->addElement('select', 'unenrol_users', get_string('unenrolroleusers', 'enrol'), $roles, array('multiple' => 'multiple'));
34         $mform->addElement('checkbox', 'reset_roles_overrides', get_string('deletecourseoverrides', 'role'));
35         $mform->setAdvanced('reset_roles_overrides');
36         $mform->addElement('checkbox', 'reset_roles_local', get_string('deletelocalroles', 'role'));
39         $mform->addElement('header', 'gradebookheader', get_string('gradebook', 'grades'));
41         $mform->addElement('checkbox', 'reset_gradebook_items', get_string('removeallcourseitems', 'grades'));
42         $mform->addElement('checkbox', 'reset_gradebook_grades', get_string('removeallcoursegrades', 'grades'));
43         $mform->disabledIf('reset_gradebook_grades', 'reset_gradebook_items', 'checked');
46         $mform->addElement('header', 'groupheader', get_string('groups'));
48         $mform->addElement('checkbox', 'reset_groups_remove', get_string('deleteallgroups', 'group'));
49         $mform->setAdvanced('reset_groups_remove');
50         $mform->addElement('checkbox', 'reset_groups_members', get_string('removegroupsmembers', 'group'));
51         $mform->setAdvanced('reset_groups_members');
52         $mform->disabledIf('reset_groups_members', 'reset_groups_remove', 'checked');
54         $mform->addElement('checkbox', 'reset_groupings_remove', get_string('deleteallgroupings', 'group'));
55         $mform->setAdvanced('reset_groupings_remove');
56         $mform->addElement('checkbox', 'reset_groupings_members', get_string('removegroupingsmembers', 'group'));
57         $mform->setAdvanced('reset_groupings_members');
58         $mform->disabledIf('reset_groupings_members', 'reset_groupings_remove', 'checked');
60         $unsupported_mods = array();
61         if ($allmods = $DB->get_records('modules') ) {
62             foreach ($allmods as $mod) {
63                 $modname = $mod->name;
64                 $modfile = $CFG->dirroot."/mod/$modname/lib.php";
65                 $mod_reset_course_form_definition = $modname.'_reset_course_form_definition';
66                 $mod_reset__userdata = $modname.'_reset_userdata';
67                 if (file_exists($modfile)) {
68                     if (!$DB->count_records($modname, array('course'=>$COURSE->id))) {
69                         continue; // Skip mods with no instances
70                     }
71                     include_once($modfile);
72                     if (function_exists($mod_reset_course_form_definition)) {
73                         $mod_reset_course_form_definition($mform);
74                     } else if (!function_exists($mod_reset__userdata)) {
75                         $unsupported_mods[] = $mod;
76                     }
77                 } else {
78                     debugging('Missing lib.php in '.$modname.' module');
79                 }
80             }
81         }
82         // mention unsupported mods
83         if (!empty($unsupported_mods)) {
84             $mform->addElement('header', 'unsupportedheader', get_string('resetnotimplemented'));
85             foreach($unsupported_mods as $mod) {
86                 $mform->addElement('static', 'unsup'.$mod->name, get_string('modulenameplural', $mod->name));
87                 $mform->setAdvanced('unsup'.$mod->name);
88             }
89         }
91         $mform->addElement('hidden', 'id', $COURSE->id);
92         $mform->setType('id', PARAM_INT);
94         $buttonarray = array();
95         $buttonarray[] = &$mform->createElement('submit', 'submitbutton', get_string('resetcourse'));
96         $buttonarray[] = &$mform->createElement('submit', 'selectdefault', get_string('selectdefault'));
97         $buttonarray[] = &$mform->createElement('submit', 'deselectall', get_string('deselectall'));
98         $buttonarray[] = &$mform->createElement('cancel');
99         $mform->addGroup($buttonarray, 'buttonar', '', array(' '), false);
100         $mform->closeHeaderBefore('buttonar');
101     }
103     function load_defaults() {
104         global $CFG, $COURSE, $DB;
106         $mform =& $this->_form;
108         $defaults = array ('reset_events'=>1, 'reset_logs'=>1, 'reset_roles_local'=>1, 'reset_gradebook_grades'=>1, 'reset_notes'=>1);
110         if ($allmods = $DB->get_records('modules') ) {
111             foreach ($allmods as $mod) {
112                 $modname = $mod->name;
113                 $modfile = $CFG->dirroot."/mod/$modname/lib.php";
114                 $mod_reset_course_form_defaults = $modname.'_reset_course_form_defaults';
115                 if (file_exists($modfile)) {
116                     @include_once($modfile);
117                     if (function_exists($mod_reset_course_form_defaults)) {
118                         if ($moddefs = $mod_reset_course_form_defaults($COURSE)) {
119                             $defaults = $defaults + $moddefs;
120                         }
121                     }
122                 }
123             }
124         }
126         foreach ($defaults as $element=>$default) {
127             $mform->setDefault($element, $default);
128         }
129     }