troodle-expcontent/mod_form.php

<?php

require_once("$CFG->dirroot/course/moodleform_mod.php");

class mod_exp360_mod_form extends moodleform_mod
{
    public function definition()
    {
        $mform = $this->_form;

        $mform->addElement('header', 'general', get_string('general', 'form'));

        $mform->addElement('text', 'name', get_string('exp360name', 'exp360'), array('size' => '64'));
        $mform->setType('name', PARAM_TEXT);
        $mform->addRule('name', null, 'required', null, 'client');
        $mform->addRule('name', null, 'maxlength', 255, 'client');

        // Add the standard intro elements.
        $this->standard_intro_elements();

        $mform->addElement('text', 'content_id', get_string('contentid', 'exp360'), array('size' => '64'));
        $mform->setType('content_id', PARAM_TEXT);
        $mform->addRule('content_id', null, 'required', null, 'client');

        $this->standard_coursemodule_elements();

        $this->add_action_buttons();
    }
}