approve.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Attendance report
 *
 * @package    mod_attendance
 * @copyright  2011 Artem Andreev <andreev.artem@gmail.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once(dirname(__FILE__).'/../../config.php');
require_once(dirname(__FILE__).'/locallib.php');
require_once(dirname(__FILE__).'/student_tag_form.php');

$pageparams = new att_approve_page_params();

$id                     = required_param('id', PARAM_INT);
$from                   = optional_param('from', null, PARAM_ACTION);
$pageparams->view       = optional_param('view', null, PARAM_INT);
$pageparams->curdate    = optional_param('curdate', null, PARAM_INT);
$pageparams->group      = optional_param('group', null, PARAM_INT);
$pageparams->sort       = optional_param('sort', null, PARAM_INT);
$pageparams->page       = optional_param('page', 1, PARAM_INT);
$pageparams->perpage    = get_config('attendance', 'resultsperpage');

$cm             = get_coursemodule_from_id('attendance', $id, 0, false, MUST_EXIST);
$course         = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
$attrecord = $DB->get_record('attendance', array('id' => $cm->instance), '*', MUST_EXIST);

require_login($course, true, $cm);

$pageparams->init($cm);
$att = new attendance($attrecord, $cm, $course, $PAGE->context, $pageparams);

$att->perm->require_view_reports_capability();

$mform = new mod_attendance_student_tag_form(null,
        array('course' => $course, 'cm' => $cm, 'modcontext' => $PAGE->context, 'attendance' => $att, 'radio' => 1));

if ($fromform = $mform->get_data()) {
    foreach($fromform as $key => $value) {
        if ($key == 'id' || $key == 'submitbutton') continue;
        $dataobject = $DB->get_record('attendance_images', array('id' => intval($value)));
        if ($key == 'yes') {
            $dataobject->approved = 1;
            $sessrec = $DB->get_record('attendance_session_images', array('groupimg' => $dataobject->groupimg));
            $success = $att->take_from_student($sessrec->sessionid, $dataobject->studentid);
        } else {
            $dataobject->studentid = 0;
            $dataobject->tag = 0;
        }
        $success = $DB->update_record('attendance_images', $dataobject);
    }
    redirect($att->url_approve());
}

$PAGE->set_url($att->url_approve(array('id' => $id)));
$PAGE->set_title($course->shortname. ": ".$att->name);
$PAGE->set_heading($course->fullname);
$PAGE->set_cacheable(true);
$PAGE->set_button($OUTPUT->update_module_button($cm->id, 'attendance'));
// Add get_string('train', 'attendance');
$PAGE->navbar->add('Approve');

$output = $PAGE->get_renderer('mod_attendance');
$tabs = new attendance_tabs($att, attendance_tabs::TAB_APPROVE);

// Output starts here.
echo $output->header();
echo $output->heading(get_string('attendanceforthecourse', 'attendance').' :: ' .$course->fullname);
echo $output->render($tabs);
$mform->display();
echo $output->footer();