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327 lines
14 KiB
327 lines
14 KiB
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Adding attendance sessions
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*
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* @package mod_attendance
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* @copyright 2011 Artem Andreev <andreev.artem@gmail.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once(dirname(__FILE__).'/../../config.php');
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require_once(dirname(__FILE__).'/locallib.php');
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require_once(dirname(__FILE__).'/add_form.php');
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require_once(dirname(__FILE__).'/update_form.php');
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require_once(dirname(__FILE__).'/duration_form.php');
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$pageparams = new mod_attendance_sessions_page_params();
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$id = required_param('id', PARAM_INT);
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$pageparams->action = required_param('action', PARAM_INT);
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if (optional_param('deletehiddensessions', false, PARAM_TEXT)) {
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$pageparams->action = mod_attendance_sessions_page_params::ACTION_DELETE_HIDDEN;
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}
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if (empty($pageparams->action)) {
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// The form on manage.php can submit with the "choose" option - this should be fixed in the long term,
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// but in the meantime show a useful error and redirect when it occurs.
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$url = new moodle_url('/mod/attendance/view.php', array('id' => $id));
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redirect($url, get_string('invalidaction', 'mod_attendance'), 2);
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}
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$cm = get_coursemodule_from_id('attendance', $id, 0, false, MUST_EXIST);
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$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
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$att = $DB->get_record('attendance', array('id' => $cm->instance), '*', MUST_EXIST);
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require_login($course, true, $cm);
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$context = context_module::instance($cm->id);
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require_capability('mod/attendance:manageattendances', $context);
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$att = new mod_attendance_structure($att, $cm, $course, $context, $pageparams);
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$PAGE->set_url($att->url_sessions(array('action' => $pageparams->action)));
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$PAGE->set_title($course->shortname. ": ".$att->name);
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$PAGE->set_heading($course->fullname);
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$PAGE->set_cacheable(true);
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$PAGE->navbar->add($att->name);
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$currenttab = attendance_tabs::TAB_ADD;
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$formparams = array('course' => $course, 'cm' => $cm, 'modcontext' => $context, 'att' => $att);
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switch ($att->pageparams->action) {
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case mod_attendance_sessions_page_params::ACTION_ADD:
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$url = $att->url_sessions(array('action' => mod_attendance_sessions_page_params::ACTION_ADD));
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$mform = new mod_attendance_add_form($url, $formparams);
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if ($mform->is_cancelled()) {
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redirect($att->url_manage());
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}
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if ($formdata = $mform->get_data()) {
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$sessions = construct_sessions_data_for_add($formdata);
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$att->add_sessions($sessions);
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if (count($sessions) == 1) {
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$message = get_string('sessiongenerated', 'attendance');
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} else {
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$message = get_string('sessionsgenerated', 'attendance', count($sessions));
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}
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mod_attendance_notifyqueue::notify_success($message);
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// Redirect to the sessions tab always showing all sessions.
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$SESSION->attcurrentattview[$cm->course] = ATT_VIEW_ALL;
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redirect($att->url_manage());
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}
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break;
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case mod_attendance_sessions_page_params::ACTION_UPDATE:
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$sessionid = required_param('sessionid', PARAM_INT);
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$url = $att->url_sessions(array('action' => mod_attendance_sessions_page_params::ACTION_UPDATE, 'sessionid' => $sessionid));
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$formparams['sessionid'] = $sessionid;
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$mform = new mod_attendance_update_form($url, $formparams);
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if ($mform->is_cancelled()) {
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redirect($att->url_manage());
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}
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if ($formdata = $mform->get_data()) {
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$att->update_session_from_form_data($formdata, $sessionid);
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mod_attendance_notifyqueue::notify_success(get_string('sessionupdated', 'attendance'));
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redirect($att->url_manage());
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}
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$currenttab = attendance_tabs::TAB_UPDATE;
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break;
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case mod_attendance_sessions_page_params::ACTION_DELETE:
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$sessionid = required_param('sessionid', PARAM_INT);
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$confirm = optional_param('confirm', null, PARAM_INT);
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if (isset($confirm) && confirm_sesskey()) {
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$att->delete_sessions(array($sessionid));
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attendance_update_users_grade($att);
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redirect($att->url_manage(), get_string('sessiondeleted', 'attendance'));
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}
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$sessinfo = $att->get_session_info($sessionid);
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$message = get_string('deletecheckfull', '', get_string('session', 'attendance'));
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$message .= str_repeat(html_writer::empty_tag('br'), 2);
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$message .= userdate($sessinfo->sessdate, get_string('strftimedmyhm', 'attendance'));
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$message .= html_writer::empty_tag('br');
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$message .= $sessinfo->description;
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$params = array('action' => $att->pageparams->action, 'sessionid' => $sessionid, 'confirm' => 1, 'sesskey' => sesskey());
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echo $OUTPUT->header();
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echo $OUTPUT->heading(get_string('attendanceforthecourse', 'attendance').' :: ' .format_string($course->fullname));
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echo $OUTPUT->confirm($message, $att->url_sessions($params), $att->url_manage());
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echo $OUTPUT->footer();
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exit;
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case mod_attendance_sessions_page_params::ACTION_DELETE_SELECTED:
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case mod_attendance_sessions_page_params::ACTION_CREATE_CAL_EVENTS:
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case mod_attendance_sessions_page_params::ACTION_DELETE_CAL_EVENTS:
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$confirm = optional_param('confirm', null, PARAM_INT);
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$message = get_string('deletecheckfull', '', get_string('session', 'attendance'));
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if (isset($confirm) && confirm_sesskey()) {
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$sessionsids = required_param('sessionsids', PARAM_ALPHANUMEXT);
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$sessionsids = explode('_', $sessionsids);
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if ($att->pageparams->action == mod_attendance_sessions_page_params::ACTION_DELETE_SELECTED) {
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$att->delete_sessions($sessionsids);
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attendance_update_users_grade($att);
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redirect($att->url_manage(), get_string('sessiondeleted', 'attendance'));
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} else if ($att->pageparams->action == mod_attendance_sessions_page_params::ACTION_CREATE_CAL_EVENTS) {
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attendance_create_calendar_events($sessionsids);
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redirect($att->url_manage(), get_string('createcheckcalevents', 'attendance'));
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} else if ($att->pageparams->action == mod_attendance_sessions_page_params::ACTION_DELETE_CAL_EVENTS) {
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attendance_delete_calendar_events($sessionsids);
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redirect($att->url_manage(), get_string('deletecheckcalevents', 'attendance'));
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}
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}
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$sessid = optional_param_array('sessid', '', PARAM_SEQUENCE);
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if (empty($sessid)) {
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print_error('nosessionsselected', 'attendance', $att->url_manage());
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}
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$sessionsinfo = $att->get_sessions_info($sessid);
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if ($att->pageparams->action == mod_attendance_sessions_page_params::ACTION_CREATE_CAL_EVENTS) {
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$message = get_string('createcheckcalevents', 'attendance');
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} else if ($att->pageparams->action == mod_attendance_sessions_page_params::ACTION_DELETE_CAL_EVENTS) {
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$message = get_string('deletecheckcalevents', 'attendance');
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}
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$message .= html_writer::empty_tag('br');
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foreach ($sessionsinfo as $sessinfo) {
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$message .= html_writer::empty_tag('br');
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$message .= userdate($sessinfo->sessdate, get_string('strftimedmyhm', 'attendance'));
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$message .= html_writer::empty_tag('br');
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$message .= $sessinfo->description;
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}
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$sessionsids = implode('_', $sessid);
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$params = array('action' => $att->pageparams->action, 'sessionsids' => $sessionsids,
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'confirm' => 1, 'sesskey' => sesskey());
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echo $OUTPUT->header();
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echo $OUTPUT->heading(get_string('attendanceforthecourse', 'attendance').' :: ' .format_string($course->fullname));
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echo $OUTPUT->confirm($message, $att->url_sessions($params), $att->url_manage());
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echo $OUTPUT->footer();
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exit;
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case mod_attendance_sessions_page_params::ACTION_CHANGE_DURATION:
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$sessid = optional_param_array('sessid', '', PARAM_SEQUENCE);
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$ids = optional_param('ids', '', PARAM_ALPHANUMEXT);
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$slist = !empty($sessid) ? implode('_', $sessid) : '';
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$url = $att->url_sessions(array('action' => mod_attendance_sessions_page_params::ACTION_CHANGE_DURATION));
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$formparams['ids'] = $slist;
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$mform = new mod_attendance_duration_form($url, $formparams);
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if ($mform->is_cancelled()) {
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redirect($att->url_manage());
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}
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if ($formdata = $mform->get_data()) {
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$sessionsids = explode('_', $ids);
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$duration = $formdata->durtime['hours'] * HOURSECS + $formdata->durtime['minutes'] * MINSECS;
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$att->update_sessions_duration($sessionsids, $duration);
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redirect($att->url_manage(), get_string('sessionupdated', 'attendance'));
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}
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if ($slist === '') {
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print_error('nosessionsselected', 'attendance', $att->url_manage());
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}
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break;
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case mod_attendance_sessions_page_params::ACTION_DELETE_HIDDEN:
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$confirm = optional_param('confirm', null, PARAM_INT);
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if ($confirm && confirm_sesskey()) {
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$sessions = $att->get_hidden_sessions();
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$att->delete_sessions(array_keys($sessions));
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redirect($att->url_manage(), get_string('hiddensessionsdeleted', 'attendance'));
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}
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$a = new stdClass();
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$a->count = $att->get_hidden_sessions_count();
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$a->date = userdate($course->startdate);
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$message = get_string('confirmdeletehiddensessions', 'attendance', $a);
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$params = array('action' => $att->pageparams->action, 'confirm' => 1, 'sesskey' => sesskey());
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echo $OUTPUT->header();
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echo $OUTPUT->heading(get_string('attendanceforthecourse', 'attendance').' :: ' .format_string($course->fullname));
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echo $OUTPUT->confirm($message, $att->url_sessions($params), $att->url_manage());
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echo $OUTPUT->footer();
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exit;
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}
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$output = $PAGE->get_renderer('mod_attendance');
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$tabs = new attendance_tabs($att, $currenttab);
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echo $output->header();
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echo $output->heading(get_string('attendanceforthecourse', 'attendance').' :: ' .format_string($course->fullname));
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echo $output->render($tabs);
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$mform->display();
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echo $OUTPUT->footer();
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function construct_sessions_data_for_add($formdata) {
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global $CFG;
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$sesstarttime = $formdata->sestime['starthour'] * HOURSECS + $formdata->sestime['startminute'] * MINSECS;
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$sesendtime = $formdata->sestime['endhour'] * HOURSECS + $formdata->sestime['endminute'] * MINSECS;
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$sessiondate = $formdata->sessiondate + $sesstarttime;
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$duration = $sesendtime - $sesstarttime;
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$now = time();
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$sessions = array();
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if (isset($formdata->addmultiply)) {
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$startdate = $sessiondate;
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$enddate = $formdata->sessionenddate + DAYSECS; // Because enddate in 0:0am.
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if ($enddate < $startdate) {
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return null;
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}
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// Getting first day of week.
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$sdate = $startdate;
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$dinfo = usergetdate($sdate);
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if ($CFG->calendar_startwday === '0') { // Week start from sunday.
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$startweek = $startdate - $dinfo['wday'] * DAYSECS; // Call new variable.
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} else {
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$wday = $dinfo['wday'] === 0 ? 7 : $dinfo['wday'];
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$startweek = $startdate - ($wday - 1) * DAYSECS;
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}
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$wdaydesc = array(0 => 'Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat');
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while ($sdate < $enddate) {
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if ($sdate < $startweek + WEEKSECS) {
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$dinfo = usergetdate($sdate);
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if (isset($formdata->sdays) && array_key_exists($wdaydesc[$dinfo['wday']], $formdata->sdays)) {
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$sess = new stdClass();
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$sess->sessdate = make_timestamp($dinfo['year'], $dinfo['mon'], $dinfo['mday'],
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$formdata->sestime['starthour'], $formdata->sestime['startminute']);
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$sess->duration = $duration;
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$sess->descriptionitemid = $formdata->sdescription['itemid'];
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$sess->description = $formdata->sdescription['text'];
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$sess->descriptionformat = $formdata->sdescription['format'];
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$sess->timemodified = $now;
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if (isset($formdata->studentscanmark)) { // Students will be able to mark their own attendance.
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$sess->studentscanmark = 1;
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}
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$sess->statusset = $formdata->statusset;
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fill_groupid($formdata, $sessions, $sess);
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}
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$sdate += DAYSECS;
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} else {
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$startweek += WEEKSECS * $formdata->period;
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$sdate = $startweek;
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}
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}
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} else {
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$sess = new stdClass();
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$sess->sessdate = $sessiondate;
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$sess->duration = $duration;
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$sess->descriptionitemid = $formdata->sdescription['itemid'];
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$sess->description = $formdata->sdescription['text'];
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$sess->descriptionformat = $formdata->sdescription['format'];
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$sess->timemodified = $now;
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if (isset($formdata->studentscanmark)) { // Students will be able to mark their own attendance.
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$sess->studentscanmark = 1;
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}
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$sess->statusset = $formdata->statusset;
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fill_groupid($formdata, $sessions, $sess);
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}
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return $sessions;
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}
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function fill_groupid($formdata, &$sessions, $sess) {
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if ($formdata->sessiontype == mod_attendance_structure::SESSION_COMMON) {
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$sess = clone $sess;
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$sess->groupid = 0;
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$sessions[] = $sess;
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} else {
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foreach ($formdata->groups as $groupid) {
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$sess = clone $sess;
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$sess->groupid = $groupid;
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$sessions[] = $sess;
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}
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}
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}
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