MDL-72882 core: Use default site lang when user lang no longer available
[moodle.git] / calendar / view.php
blob0b9adfc8c01c2d73511d135144fb44e3fc448bd8
1 <?php
3 /////////////////////////////////////////////////////////////////////////////
4 // //
5 // NOTICE OF COPYRIGHT //
6 // //
7 // Moodle - Calendar extension //
8 // //
9 // Copyright (C) 2003-2004 Greek School Network www.sch.gr //
10 // //
11 // Designed by: //
12 // Avgoustos Tsinakos (tsinakos@teikav.edu.gr) //
13 // Jon Papaioannou (pj@moodle.org) //
14 // //
15 // Programming and development: //
16 // Jon Papaioannou (pj@moodle.org) //
17 // //
18 // For bugs, suggestions, etc contact: //
19 // Jon Papaioannou (pj@moodle.org) //
20 // //
21 // The current module was developed at the University of Macedonia //
22 // (www.uom.gr) under the funding of the Greek School Network (www.sch.gr) //
23 // The aim of this project is to provide additional and improved //
24 // functionality to the Asynchronous Distance Education service that the //
25 // Greek School Network deploys. //
26 // //
27 // This program is free software; you can redistribute it and/or modify //
28 // it under the terms of the GNU General Public License as published by //
29 // the Free Software Foundation; either version 2 of the License, or //
30 // (at your option) any later version. //
31 // //
32 // This program is distributed in the hope that it will be useful, //
33 // but WITHOUT ANY WARRANTY; without even the implied warranty of //
34 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
35 // GNU General Public License for more details: //
36 // //
37 // http://www.gnu.org/copyleft/gpl.html //
38 // //
39 /////////////////////////////////////////////////////////////////////////////
41 /**
42 * Display the calendar page.
43 * @copyright 2003 Jon Papaioannou
44 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
45 * @package core_calendar
48 require_once('../config.php');
49 require_once($CFG->dirroot.'/course/lib.php');
50 require_once($CFG->dirroot.'/calendar/lib.php');
52 $categoryid = optional_param('category', null, PARAM_INT);
53 $courseid = optional_param('course', SITEID, PARAM_INT);
54 $view = optional_param('view', 'upcoming', PARAM_ALPHA);
55 $day = optional_param('cal_d', 0, PARAM_INT);
56 $mon = optional_param('cal_m', 0, PARAM_INT);
57 $year = optional_param('cal_y', 0, PARAM_INT);
58 $time = optional_param('time', 0, PARAM_INT);
59 $lookahead = optional_param('lookahead', null, PARAM_INT);
61 $url = new moodle_url('/calendar/view.php');
63 // If a day, month and year were passed then convert it to a timestamp. If these were passed
64 // then we can assume the day, month and year are passed as Gregorian, as no where in core
65 // should we be passing these values rather than the time. This is done for BC.
66 if (!empty($day) && !empty($mon) && !empty($year)) {
67 if (checkdate($mon, $day, $year)) {
68 $time = make_timestamp($year, $mon, $day);
72 if (empty($time)) {
73 $time = time();
76 $iscoursecalendar = $courseid != SITEID;
78 if ($iscoursecalendar) {
79 $url->param('course', $courseid);
82 if ($categoryid) {
83 $url->param('categoryid', $categoryid);
86 if ($view !== 'upcoming') {
87 $time = usergetmidnight($time);
88 $url->param('view', $view);
91 $url->param('time', $time);
93 $PAGE->set_url($url);
95 $course = get_course($courseid);
97 if ($iscoursecalendar && !empty($courseid)) {
98 navigation_node::override_active_url(new moodle_url('/course/view.php', array('id' => $course->id)));
99 } else if (!empty($categoryid)) {
100 core_course_category::get($categoryid); // Check that category exists and can be accessed.
101 $PAGE->set_category_by_id($categoryid);
102 navigation_node::override_active_url(new moodle_url('/course/index.php', array('categoryid' => $categoryid)));
103 } else {
104 $PAGE->set_context(context_system::instance());
107 require_login($course, false);
109 $calendar = calendar_information::create($time, $courseid, $categoryid);
111 $pagetitle = '';
113 $strcalendar = get_string('calendar', 'calendar');
115 switch($view) {
116 case 'day':
117 $PAGE->navbar->add(userdate($time, get_string('strftimedate')));
118 $pagetitle = get_string('dayviewtitle', 'calendar', userdate($time, get_string('strftimedaydate')));
119 break;
120 case 'month':
121 $PAGE->navbar->add(userdate($time, get_string('strftimemonthyear')));
122 $pagetitle = get_string('detailedmonthviewtitle', 'calendar', userdate($time, get_string('strftimemonthyear')));
123 break;
124 case 'upcoming':
125 $pagetitle = get_string('upcomingevents', 'calendar');
126 break;
129 // Print title and header
130 $PAGE->set_pagelayout('standard');
131 $PAGE->set_title("$course->shortname: $strcalendar: $pagetitle");
133 $headingstr = ($iscoursecalendar) ? get_string('coursecalendar', 'core_calendar', $COURSE->shortname) :
134 get_string('calendar', 'core_calendar');
135 $PAGE->set_heading($headingstr);
137 $renderer = $PAGE->get_renderer('core_calendar');
138 $calendar->add_sidecalendar_blocks($renderer, true, $view);
140 echo $OUTPUT->header();
141 echo $renderer->start_layout();
142 echo html_writer::start_tag('div', array('class'=>'heightcontainer'));
146 list($data, $template) = calendar_get_view($calendar, $view, true, false, $lookahead);
147 echo $renderer->render_from_template($template, $data);
149 echo html_writer::end_tag('div');
151 list($data, $template) = calendar_get_footer_options($calendar);
152 echo $renderer->render_from_template($template, $data);
154 echo $renderer->complete_layout();
155 echo $OUTPUT->footer();