tempmerge.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  * Merge temporary user with real user.
  19  *
  20  * @package    mod_attendance
  21  * @copyright  2013 Davo Smith, Synergy Learning
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 require_once(dirname(__FILE__).'/../../config.php');
  26
  27 global $CFG, $DB, $PAGE, $OUTPUT;
  28 require_once($CFG->dirroot.'/mod/attendance/locallib.php');
  29 require_once($CFG->dirroot.'/mod/attendance/tempmerge_form.php');
  30
  31 $id = required_param('id', PARAM_INT);
  32 $userid = required_param('userid', PARAM_INT);
  33
  34 $cm = get_coursemodule_from_id('attendance', $id, 0, false, MUST_EXIST);
  35 $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
  36 $att = $DB->get_record('attendance', array('id' => $cm->instance), '*', MUST_EXIST);
  37 $tempuser = $DB->get_record('attendance_tempusers', array('id' => $userid), '*', MUST_EXIST);
  38
  39 $att = new mod_attendance_structure($att, $cm, $course);
  40 $params = array('userid' => $tempuser->id);
  41 $PAGE->set_url($att->url_tempmerge($params));
  42
  43 require_login($course, true, $cm);
  44
  45 $PAGE->set_title($course->shortname.": ".$att->name.' - '.get_string('tempusermerge', 'attendance'));
  46 $PAGE->set_heading($course->fullname);
  47 $PAGE->set_cacheable(true);
  48 $PAGE->set_button($OUTPUT->update_module_button($cm->id, 'attendance'));
  49 $PAGE->navbar->add(get_string('tempusermerge', 'attendance'));
  50
  51 $formdata = (object)array(
  52     'id' => $cm->id,
  53     'userid' => $tempuser->id,
  54 );
  55
  56 $custom = array(
  57     'description' => format_string($tempuser->fullname).' ('.format_string($tempuser->email).')',
  58 );
  59 $mform = new tempmerge_form(null, $custom);
  60 $mform->set_data($formdata);
  61
  62 if ($mform->is_cancelled()) {
  63     redirect($att->url_managetemp());
  64
  65 } else if ($data = $mform->get_data()) {
  66
  67     $sql = "SELECT s.id, lr.id AS reallogid, lt.id AS templogid
  68               FROM {attendance_sessions} s
  69               LEFT JOIN {attendance_log} lr ON lr.sessionid = s.id AND lr.studentid = :realuserid
  70               LEFT JOIN {attendance_log} lt ON lt.sessionid = s.id AND lt.studentid = :tempuserid
  71              WHERE s.attendanceid = :attendanceid AND lt.id IS NOT NULL
  72              ORDER BY s.id";
  73     $params = array(
  74         'realuserid' => $data->participant,
  75         'tempuserid' => $tempuser->studentid,
  76         'attendanceid' => $att->id,
  77     );
  78     $logs = $DB->get_recordset_sql($sql, $params);
  79
  80     foreach ($logs as $log) {
  81         if (!is_null($log->reallogid)) {
  82             // Remove the existing attendance for the real user for this session.
  83             $DB->delete_records('attendance_log', array('id' => $log->reallogid));
  84         }
  85         // Adjust the 'temp user' attendance record to point at the real user.
  86         $DB->set_field('attendance_log', 'studentid', $data->participant, array('id' => $log->templogid));
  87     }
  88
  89     // Delete the temp user.
  90     $DB->delete_records('attendance_tempusers', array('id' => $tempuser->id));
  91     $att->update_users_grade(array($data->participant)); // Update the gradebook after the merge.
  92
  93     redirect($att->url_managetemp());
  94 }
  95
  96 /** @var mod_attendance_renderer $output */
  97 $output = $PAGE->get_renderer('mod_attendance');
  98 $tabs = new attendance_tabs($att, attendance_tabs::TAB_TEMPORARYUSERS);
  99
 100 echo $output->header();
 101 echo $output->heading(get_string('tempusermerge', 'attendance').' : '.format_string($course->fullname));
 102 echo $output->render($tabs);
 103 $mform->display();
 104 echo $output->footer($course);