preferences.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 settings
  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 mod_attendance_preferences_page_params();
  29
  30 $id                         = required_param('id', PARAM_INT);
  31 $pageparams->action         = optional_param('action', null, PARAM_INT);
  32 $pageparams->statusid       = optional_param('statusid', null, PARAM_INT);
  33 $pageparams->statusset      = optional_param('statusset', 0, PARAM_INT); // Set of statuses to view.
  34
  35 $cm             = get_coursemodule_from_id('attendance', $id, 0, false, MUST_EXIST);
  36 $course         = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
  37 $att            = $DB->get_record('attendance', array('id' => $cm->instance), '*', MUST_EXIST);
  38
  39 require_login($course, true, $cm);
  40
  41 $context = context_module::instance($cm->id);
  42 require_capability('mod/attendance:changepreferences', $context);
  43
  44 // Make sure the statusset is valid.
  45 $maxstatusset = attendance_get_max_statusset($att->id);
  46 if ($pageparams->statusset > $maxstatusset + 1) {
  47     $pageparams->statusset = $maxstatusset + 1;
  48 }
  49
  50 $att = new mod_attendance_structure($att, $cm, $course, $context, $pageparams);
  51
  52 $PAGE->set_url($att->url_preferences());
  53 $PAGE->set_title($course->shortname. ": ".$att->name.' - '.get_string('settings', 'attendance'));
  54 $PAGE->set_heading($course->fullname);
  55 $PAGE->set_cacheable(true);
  56 $PAGE->navbar->add(get_string('settings', 'attendance'));
  57
  58 $errors = array();
  59
  60 // Check sesskey if we are performing an action.
  61 if (!empty($att->pageparams->action)) {
  62     require_sesskey();
  63 }
  64 $notification = '';
  65 // TODO: combine this with the stuff in defaultstatus.php to avoid code duplication.
  66 switch ($att->pageparams->action) {
  67     case mod_attendance_preferences_page_params::ACTION_ADD:
  68         $newacronym         = optional_param('newacronym', null, PARAM_TEXT);
  69         $newdescription     = optional_param('newdescription', null, PARAM_TEXT);
  70         $newgrade           = optional_param('newgrade', 0, PARAM_RAW);
  71         $newstudentavailability = optional_param('newstudentavailability', null, PARAM_INT);
  72         $newgrade = unformat_float($newgrade);
  73
  74         $newstatus = new stdClass();
  75         $newstatus->attendanceid = $att->id;
  76         $newstatus->acronym = $newacronym;
  77         $newstatus->description = $newdescription;
  78         $newstatus->grade = $newgrade;
  79         $newstatus->studentavailability = $newstudentavailability;
  80         $newstatus->setnumber = $att->pageparams->statusset;
  81         $newstatus->cm = $att->cm;
  82         $newstatus->context = $att->context;
  83
  84         $status = attendance_add_status($newstatus);
  85         if (!$status) {
  86             $notification = $OUTPUT->notification(get_string('cantaddstatus', 'attendance'), 'error');
  87         }
  88
  89         if ($pageparams->statusset > $maxstatusset) {
  90             $maxstatusset = $pageparams->statusset; // Make sure the new maximum is shown without a page refresh.
  91         }
  92         break;
  93     case mod_attendance_preferences_page_params::ACTION_DELETE:
  94         if (attendance_has_logs_for_status($att->pageparams->statusid)) {
  95             print_error('cantdeletestatus', 'attendance', "attsettings.php?id=$id");
  96         }
  97
  98         $confirm    = optional_param('confirm', null, PARAM_INT);
  99         $statuses = $att->get_statuses(false);
 100         $status = $statuses[$att->pageparams->statusid];
 101
 102         if (isset($confirm)) {
 103             attendance_remove_status($status);
 104             redirect($att->url_preferences(), get_string('statusdeleted', 'attendance'));
 105         }
 106
 107         $message = get_string('deletecheckfull', '', get_string('variable', 'attendance'));
 108         $message .= str_repeat(html_writer::empty_tag('br'), 2);
 109         $message .= $status->acronym.': '.
 110                     ($status->description ? $status->description : get_string('nodescription', 'attendance'));
 111         $params = array_merge($att->pageparams->get_significant_params(), array('confirm' => 1));
 112         echo $OUTPUT->header();
 113         echo $OUTPUT->heading(get_string('attendanceforthecourse', 'attendance').' :: ' .format_string($course->fullname));
 114         echo $OUTPUT->confirm($message, $att->url_preferences($params), $att->url_preferences());
 115         echo $OUTPUT->footer();
 116         exit;
 117     case mod_attendance_preferences_page_params::ACTION_HIDE:
 118         $statuses = $att->get_statuses(false);
 119         $status = $statuses[$att->pageparams->statusid];
 120         attendance_update_status($status, null, null, null, 0, $att->context, $att->cm);
 121         break;
 122     case mod_attendance_preferences_page_params::ACTION_SHOW:
 123         $statuses = $att->get_statuses(false);
 124         $status = $statuses[$att->pageparams->statusid];
 125         attendance_update_status($status, null, null, null, 1, $att->context, $att->cm);
 126         break;
 127     case mod_attendance_preferences_page_params::ACTION_SAVE:
 128         $acronym        = required_param_array('acronym', PARAM_TEXT);
 129         $description    = required_param_array('description', PARAM_TEXT);
 130         $grade          = required_param_array('grade', PARAM_RAW);
 131         $studentavailability = optional_param_array('studentavailability', null, PARAM_RAW);
 132         $unmarkedstatus = optional_param('setunmarked', null, PARAM_INT);
 133
 134         foreach ($grade as &$val) {
 135             $val = unformat_float($val);
 136         }
 137         $statuses = $att->get_statuses(false);
 138
 139         foreach ($acronym as $id => $v) {
 140             $status = $statuses[$id];
 141             $setunmarked = false;
 142             if ($unmarkedstatus == $id) {
 143                 $setunmarked = true;
 144             }
 145             $errors[$id] = attendance_update_status($status, $acronym[$id], $description[$id], $grade[$id],
 146                                                     null, $att->context, $att->cm, $studentavailability[$id], $setunmarked);
 147         }
 148         attendance_update_users_grade($att);
 149         break;
 150 }
 151
 152 $output = $PAGE->get_renderer('mod_attendance');
 153 $tabs = new attendance_tabs($att, attendance_tabs::TAB_PREFERENCES);
 154 $prefdata = new attendance_preferences_data($att, array_filter($errors));
 155 $setselector = new attendance_set_selector($att, $maxstatusset);
 156
 157 // Output starts here.
 158
 159 echo $output->header();
 160 if (!empty($notification)) {
 161     echo $notification;
 162 }
 163 echo $output->heading(get_string('attendanceforthecourse', 'attendance').' :: '. format_string($course->fullname));
 164 echo $output->render($tabs);
 165 echo $OUTPUT->box(get_string('preferences_desc', 'attendance'), 'generalbox attendancedesc', 'notice');
 166 echo $output->render($setselector);
 167 echo $output->render($prefdata);
 168
 169 echo $output->footer();