view.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/>.
// This page prints a particular instance of serlo.

require __DIR__ . '/../../config.php';

$id = optional_param('id', 0, PARAM_INT);

if ($id) {
  if (!$cm = get_coursemodule_from_id('serlo', $id)) {
    print_error('invalidcoursemodule');
  }
  if (!$course = $DB->get_record('course', array('id' => $cm->course))) {
    print_error('coursemisconf');
  }
  if (!$serlo = $DB->get_record('serlo', array('id' => $cm->instance))) {
    print_error('invalidid');
  }
}

require_course_login($course, true, $cm);

$context = context_module::instance($cm->id);
$PAGE->set_context($context);

$title = $serlo->name;

// Initialize $PAGE.
$PAGE->set_url('/mod/serlo/view.php', array('id' => $cm->id));
$PAGE->set_title($title);
$PAGE->set_heading($course->fullname);

$modes = array(
  true => "write",
  false => "read",
);

if (isset($_SERVER['HTTP_USER_AGENT']) && strlen(strstr($_SERVER['HTTP_USER_AGENT'], 'Firefox')) > 0) {
  \core\notification::warning(get_string('firefox_warning', 'mod_serlo'));
}

// Print the page header.
echo $OUTPUT->header();

if ($serlo->intro) {
  echo $OUTPUT->box(format_module_intro('serlo', $serlo, $cm->id), 'generalbox', 'intro');
}

echo $OUTPUT->box_start('generalbox', 'notallowenter');

if (has_capability('moodle/category:manage', $context) && $PAGE->user_is_editing()) {
  echo '<div class="serlo save-wrapper">';
  echo '<a href="#" id="mod_serlo_save" class="btn btn-primary disabled">' . get_string("save") . '</a>';
  echo '</div>';
}

echo '<div id="serlo-root">
    <div class="serlo loader-wrapper"></div>
    <serlo-editor class="hidden" mode="' . $modes[$PAGE->user_is_editing()] . '"></serlo-editor>
  </div>';

$PAGE->requires->js_call_amd('mod_serlo/serlo-lazy', 'init', array($serlo->id));

echo $OUTPUT->box_end();
echo $OUTPUT->footer();