public function get_content()
{
global $COURSE, $CFG;
//load the global parameters
$context = context_course::instance($COURSE->id);
//set the context
//var_dump(already_cancelled($COURSE->id));
if (has_capability('block/cancelcourse:view', $context)) {
//does the user have the block:view capability?
if ($this->content !== null) {
//does the block have content?
return $this->content;
//display the block
}
$this->content = new stdClass();
//use the block-setting specified language. If it's not set, use the current user's display language for the message.
if (!isset($this->config->language) || !$this->config->language) {
$messagelang = current_language();
} else {
$messagelang = $this->config->language;
}
//set the professor's name from the block configuration. If it's not set, use a default.
if (!isset($this->config->profname) || !$this->config->profname) {
$profname = 'none';
} else {
$profname = urlencode($this->config->profname);
}
if (!already_cancelled($COURSE->id) || get_config('cancelcourse', 'multicancel')) {
//add all the parameters to the link so that everything we need makes it to the next step.
$url = new moodle_url('/blocks/cancelcourse/view.php', array('id' => $COURSE->id, 'blockid' => $this->instance->id, 'messagelang' => $messagelang, 'profname' => $profname));
$this->content->footer = html_writer::link($url, get_string('cancelclass', 'block_cancelcourse'));
} else {
$this->content->footer = get_string('alreadycancelled', 'block_cancelcourse');
}
return $this->content;
}
}
$url = new moodle_url('/course/view.php', array('id' => $COURSE->id));
echo html_writer::link($url, get_string('return_to_class', 'block_cancelcourse'));
}
} else {
print_error('cancelerror', 'block_cancelcourse');
}
echo $OUTPUT->footer();
//add the footer
//Uncomment next lines to redirect to the course main page.
//$courseurl = new moodle_url('/course/view.php', array('id'=>$courseid));
//redirect($courseurl);
} else {
//form didn't validate or this is the first display
$site = get_site();
echo $OUTPUT->header();
if (!already_cancelled($COURSE->id) || get_config('cancelcourse', 'multicancel')) {
$settingsnode = $PAGE->settingsnav->add(get_string('cancelcoursesettings', 'block_cancelcourse'));
$editurl = new moodle_url('/blocks/cancelcourse/view.php', array('id' => $courseid, 'blockid' => $blockid));
$editnode = $settingsnode->add(get_string('editpage', 'block_cancelcourse'), $editurl);
$editnode->make_active();
$cancelcourse->display();
//display the form.
echo $OUTPUT->footer();
} else {
echo get_string('alreadycancelled', 'block_cancelcourse');
}
}
} else {
//Access denied! This user doesn't have persmission to do this (prevents direct URL access).
echo $OUTPUT->header();
$site = get_site();
