update README
[moodle-mod_attendance.git] / manage.php
1 <?php
2 // This file is part of Moodle - http://moodle.org/
3 //
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.
8 //
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.
13 //
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/>.
16
17 /**
18 * Manage attendance sessions
19 *
20 * @package mod_attendance
21 * @copyright 2011 Artem Andreev <andreev.artem@gmail.com>
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
25 require_once(dirname(__FILE__).'/../../config.php');
26 require_once(dirname(__FILE__).'/locallib.php');
27
28 $pageparams = new att_manage_page_params();
29
30 $id = required_param('id', PARAM_INT);
31 $from = optional_param('from', null, PARAM_ALPHANUMEXT);
32 $pageparams->view = optional_param('view', null, PARAM_INT);
33 $pageparams->curdate = optional_param('curdate', null, PARAM_INT);
34 $pageparams->perpage = get_config('attendance', 'resultsperpage');
35
36 $cm = get_coursemodule_from_id('attendance', $id, 0, false, MUST_EXIST);
37 $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
38 $att = $DB->get_record('attendance', array('id' => $cm->instance), '*', MUST_EXIST);
39
40 require_login($course, true, $cm);
41
42 $pageparams->init($cm);
43 $att = new attendance($att, $cm, $course, $PAGE->context, $pageparams);
44 if (!$att->perm->can_manage() && !$att->perm->can_take() && !$att->perm->can_change()) {
45 redirect($att->url_view());
46 }
47
48 // If teacher is coming from block, then check for a session exists for today.
49 if ($from === 'block') {
50 $sessions = $att->get_today_sessions();
51 $size = count($sessions);
52 if ($size == 1) {
53 $sess = reset($sessions);
54 $nottaken = !$sess->lasttaken && has_capability('mod/attendance:takeattendances', $PAGE->context);
55 $canchange = $sess->lasttaken && has_capability('mod/attendance:changeattendances', $PAGE->context);
56 if ($nottaken || $canchange) {
57 redirect($att->url_take(array('sessionid' => $sess->id, 'grouptype' => $sess->groupid)));
58 }
59 } else if ($size > 1) {
60 $att->curdate = $today;
61 // Temporarily set $view for single access to page from block.
62 $att->view = ATT_VIEW_DAYS;
63 }
64 }
65
66 $PAGE->set_url($att->url_manage());
67 $PAGE->set_title($course->shortname. ": ".$att->name);
68 $PAGE->set_heading($course->fullname);
69 $PAGE->set_cacheable(true);
70 $PAGE->set_button($OUTPUT->update_module_button($cm->id, 'attendance'));
71 $PAGE->navbar->add($att->name);
72
73 $output = $PAGE->get_renderer('mod_attendance');
74 $tabs = new attendance_tabs($att, attendance_tabs::TAB_SESSIONS);
75 $filtercontrols = new attendance_filter_controls($att);
76 $sesstable = new attendance_manage_data($att);
77
78 // Output starts here.
79
80 echo $output->header();
81 echo $output->heading(get_string('attendanceforthecourse', 'attendance').' :: ' .$course->fullname);
82 echo $output->render($tabs);
83 echo $output->render($filtercontrols);
84 echo $output->render($sesstable);
85
86 echo $output->footer();
87