2 // This file is part of Moodle - http://moodle.org/
4 // Moodle is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
9 // Moodle is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
18 * This page handles editing and creation of assign overrides
21 * @copyright 2016 Ilya Tregubov
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
26 require_once(dirname(__FILE__
) . '/../../config.php');
27 require_once($CFG->dirroot
.'/mod/assign/lib.php');
28 require_once($CFG->dirroot
.'/mod/assign/locallib.php');
29 require_once($CFG->dirroot
.'/mod/assign/override_form.php');
32 $cmid = optional_param('cmid', 0, PARAM_INT
);
33 $overrideid = optional_param('id', 0, PARAM_INT
);
34 $action = optional_param('action', null, PARAM_ALPHA
);
35 $reset = optional_param('reset', false, PARAM_BOOL
);
36 $userid = optional_param('userid', null, PARAM_INT
);
37 $userchange = optional_param('userchange', false, PARAM_BOOL
);
39 $pagetitle = get_string('editoverride', 'assign');
44 if (! $override = $DB->get_record('assign_overrides', array('id' => $overrideid))) {
45 print_error('invalidoverrideid', 'assign');
48 list($course, $cm) = get_course_and_cm_from_instance($override->assignid
, 'assign');
51 list($course, $cm) = get_course_and_cm_from_cmid($cmid, 'assign');
54 print_error('invalidcoursemodule');
57 $url = new moodle_url('/mod/assign/overrideedit.php');
59 $url->param('action', $action);
62 $url->param('id', $overrideid);
64 $url->param('cmid', $cmid);
69 require_login($course, false, $cm);
71 $context = context_module
::instance($cm->id
);
72 $assign = new assign($context, $cm, $course);
73 $assigninstance = $assign->get_instance($userid);
74 $shouldadduserid = $userid && !empty($course->relativedatesmode
);
75 $shouldresetform = optional_param('resetbutton', 0, PARAM_ALPHA
) ||
($userchange && $action !== 'duplicate');
77 // Add or edit an override.
78 require_capability('mod/assign:manageoverrides', $context);
81 // Editing an override.
82 $data = clone $override;
84 if ($override->groupid
) {
85 if (!groups_group_visible($override->groupid
, $course, $cm)) {
86 print_error('invalidoverrideid', 'assign');
89 if (!groups_user_groups_visible($course, $override->userid
, $cm)) {
90 print_error('invalidoverrideid', 'assign');
94 // Creating a new override.
95 $data = new stdClass();
98 // Merge assign defaults with data.
99 $keys = array('duedate', 'cutoffdate', 'allowsubmissionsfromdate', 'timelimit');
100 foreach ($keys as $key) {
101 if (!isset($data->{$key}) ||
$reset) {
102 $data->{$key} = $assigninstance->{$key};
106 // True if group-based override.
107 $groupmode = !empty($data->groupid
) ||
($action === 'addgroup' && empty($overrideid));
109 // If we are duplicating an override, then clear the user/group and override id
110 // since they will change.
111 if ($action === 'duplicate') {
112 $override->id
= $data->id
= null;
113 $override->userid
= $data->userid
= null;
114 $override->groupid
= $data->groupid
= null;
115 $pagetitle = get_string('duplicateoverride', 'assign');
118 if ($shouldadduserid) {
119 $data->userid
= $userid;
122 $overridelisturl = new moodle_url('/mod/assign/overrides.php', array('cmid' => $cm->id
));
124 $overridelisturl->param('mode', 'user');
128 $mform = new assign_override_form($url, $cm, $assign, $context, $groupmode, $override, $userid);
129 $mform->set_data($data);
131 if ($mform->is_cancelled()) {
132 redirect($overridelisturl);
134 } else if ($shouldresetform) {
135 $url->param('reset', true);
136 if ($shouldadduserid) {
137 $url->param('userid', $userid);
141 } else if (!$userchange && $fromform = $mform->get_data()) {
143 $fromform->assignid
= $assigninstance->id
;
145 // Replace unchanged values with null.
146 foreach ($keys as $key) {
147 if (($fromform->{$key} == $assigninstance->{$key})) {
148 $fromform->{$key} = null;
152 // See if we are replacing an existing override.
153 $userorgroupchanged = false;
154 if (empty($override->id
)) {
155 $userorgroupchanged = true;
156 } else if (!empty($fromform->userid
)) {
157 $userorgroupchanged = $fromform->userid
!== $override->userid
;
159 $userorgroupchanged = $fromform->groupid
!== $override->groupid
;
162 if ($userorgroupchanged) {
164 'assignid' => $assigninstance->id
,
165 'userid' => empty($fromform->userid
) ?
null : $fromform->userid
,
166 'groupid' => empty($fromform->groupid
) ?
null : $fromform->groupid
);
167 if ($oldoverride = $DB->get_record('assign_overrides', $conditions)) {
168 // There is an old override, so we merge any new settings on top of
169 // the older override.
170 foreach ($keys as $key) {
171 if (is_null($fromform->{$key})) {
172 $fromform->{$key} = $oldoverride->{$key};
176 $assign->delete_override($oldoverride->id
);
180 // Set the common parameters for one of the events we may be triggering.
182 'context' => $context,
184 'assignid' => $assigninstance->id
187 if (!empty($override->id
)) {
188 $fromform->id
= $override->id
;
189 $DB->update_record('assign_overrides', $fromform);
190 $cachekey = $groupmode ?
"{$fromform->assignid}_g_{$fromform->groupid}" : "{$fromform->assignid}_u_{$fromform->userid}";
191 cache
::make('mod_assign', 'overrides')->delete($cachekey);
193 // Determine which override updated event to fire.
194 $params['objectid'] = $override->id
;
196 $params['relateduserid'] = $fromform->userid
;
197 $event = \mod_assign\event\user_override_updated
::create($params);
199 $params['other']['groupid'] = $fromform->groupid
;
200 $event = \mod_assign\event\group_override_updated
::create($params);
203 // Trigger the override updated event.
206 unset($fromform->id
);
207 $fromform->id
= $DB->insert_record('assign_overrides', $fromform);
209 $fromform->sortorder
= 1;
211 $overridecountgroup = $DB->count_records('assign_overrides',
212 array('userid' => null, 'assignid' => $assigninstance->id
));
213 $overridecountall = $DB->count_records('assign_overrides', array('assignid' => $assigninstance->id
));
214 if ((!$overridecountgroup) && ($overridecountall)) { // No group overrides and there are user overrides.
215 $fromform->sortorder
= 1;
217 $fromform->sortorder
= $overridecountgroup;
221 $DB->update_record('assign_overrides', $fromform);
222 reorder_group_overrides($assigninstance->id
);
224 $cachekey = $groupmode ?
"{$fromform->assignid}_g_{$fromform->groupid}" : "{$fromform->assignid}_u_{$fromform->userid}";
225 cache
::make('mod_assign', 'overrides')->delete($cachekey);
227 // Determine which override created event to fire.
228 $params['objectid'] = $fromform->id
;
230 $params['relateduserid'] = $fromform->userid
;
231 $event = \mod_assign\event\user_override_created
::create($params);
233 $params['other']['groupid'] = $fromform->groupid
;
234 $event = \mod_assign\event\group_override_created
::create($params);
237 // Trigger the override created event.
241 assign_update_events($assign, $fromform);
243 if (!empty($fromform->submitbutton
)) {
244 redirect($overridelisturl);
247 // The user pressed the 'again' button, so redirect back to this page.
248 $url->remove_params('cmid');
249 $url->param('action', 'duplicate');
250 $url->param('id', $fromform->id
);
256 $PAGE->navbar
->add($pagetitle);
257 $PAGE->set_pagelayout('admin');
258 $PAGE->set_title($pagetitle);
259 $PAGE->set_heading($course->fullname
);
260 $PAGE->set_secondary_active_tab('mod_assign_useroverrides');
261 $activityheader = $PAGE->activityheader
;
262 $activityheader->set_attrs([
264 'hidecompletion' => true,
265 'title' => $activityheader->is_title_allowed() ?
format_string($assigninstance->name
, true, ['context' => $context]) : ""
267 echo $OUTPUT->header();
271 echo $OUTPUT->footer();