gradeimporter/submission_form.php

<?php
    if (!defined('MOODLE_INTERNAL')) {
        die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
    }

    require_once($CFG->dirroot.'/course/moodleform_mod.php');
   // require_once($CFG->dirroot.'/mod/gradeimporter/lib.php');

    class mod_submission_form extends moodleform_mod{
        
        function definition(){
            global $CFG, $DB, $OUTPUT;

            $mform =& $this->_form;

            $mform->addElement('text', 'name', get_string('submissionName', 'formStrings'), array('size'=>'64'));
            $mform->setType('name', PARAM_TEXT);
            $mform->addRule('name', get_string('error_submissionNameField', 'formtrings'), 'required', null, 'client');

            $mform->addElement('text', 'type', getString('submissionType', 'formStrings'), array('size'=>'64'));
            $mform->setType('type', PARAM_TEXT);
            $mform->addRule('type', get_string('error_submission', 'formStrings'), 'required', null, 'client');

            $this->standard_intro_elements(get_string('description', 'formStrings'));

            $mform->addElement('filemanager', 'submissionFiles', getString('submissionFiles', 'formStrings'), null,
                                array('subdirs' => 1, 'maxbytes' => $maxbytes, 'areamaxbytes' => $maxbytes, 'maxfiles' => -1,
                                'accepted_types' => array('*'),  'return_types' => FILE_INTERNAL | FILE_EXTERNAL)); 
                                                                //restrict accepted types to compacted?
            
            $ynoptions = array(0 => get_string('gradebookY', 'formStrings'),
                            1 => get_string('gradebookN', 'formStrings'));

            $ynoptions = array(0 => get_string('visibilityOff', 'formStrings'),
                           1 => get_string('visibilityOn', 'formStrings'));

            $this->standard_coursemodule_elements();

            $this->add_action_buttons();
        }
    }

?>