$edit = false;
}
////////////end by Morteza
if ($submission->id and ($ownsubmission or $canviewall or $isreviewer)) {
    // ok you can go
} elseif ($submission->id and $ispublished) {
    // ok you can go
    $seenaspublished = true;
} elseif (is_null($submission->id) and $cansubmit) {
    // ok you can go
} elseif ($grouphassubmitted and $groupsubmission->id == $id) {
    // ok you can go
} else {
    print_error('nopermissions', 'error', $workshopplus->view_url(), 'view or create submission');
}
if ($assess and $submission->id and !$isreviewer and $canallocate and $workshopplus->assessing_allowed($USER->id)) {
    require_sesskey();
    $assessmentid = $workshopplus->add_allocation($submission, $USER->id);
    redirect($workshopplus->assess_url($assessmentid));
}
if ($edit) {
    require_once dirname(__FILE__) . '/submission_form.php';
    $maxfiles = $workshopplus->nattachments;
    $maxbytes = $workshopplus->maxbytes;
    $contentopts = array('trusttext' => true, 'subdirs' => false, 'maxfiles' => $maxfiles, 'maxbytes' => $maxbytes, 'context' => $workshopplus->context, 'return_types' => FILE_INTERNAL | FILE_EXTERNAL);
    $attachmentopts = array('subdirs' => true, 'maxfiles' => $maxfiles, 'maxbytes' => $maxbytes, 'return_types' => FILE_INTERNAL);
    $submission = file_prepare_standard_editor($submission, 'content', $contentopts, $workshopplus->context, 'mod_workshopplus', 'submission_content', $submission->id);
    $submission = file_prepare_standard_filemanager($submission, 'attachment', $attachmentopts, $workshopplus->context, 'mod_workshopplus', 'submission_attachment', $submission->id);
    $mform = new workshopplus_submission_form($PAGE->url, array('current' => $submission, 'workshopplus' => $workshopplus, 'contentopts' => $contentopts, 'attachmentopts' => $attachmentopts));
    //print_r("SUBMIT");
    //print_r($cansubmit);
                $canviewallsubmissions = false;
            }
        }
    }
}
if ($isreviewer or $isauthor or $canviewallassessments and $canviewallsubmissions) {
    // such a user can continue
} else {
    print_error('nopermissions', 'error', $workshopplus->view_url(), 'view this assessment');
}
if ($isauthor and !$isreviewer and !$canviewallassessments and $workshopplus->phase != workshopplus::PHASE_CLOSED) {
    // authors can see assessments of their work at the end of workshopplus only
    print_error('nopermissions', 'error', $workshopplus->view_url(), 'view assessment of own work before workshopplus is closed');
}
// only the reviewer is allowed to modify the assessment
if ($isreviewer and $workshopplus->assessing_allowed($USER->id)) {
    $assessmenteditable = true;
} else {
    $assessmenteditable = false;
}
// check that all required examples have been assessed by the user
if ($assessmenteditable and $workshopplus->useexamples and $workshopplus->examplesmode == workshopplus::EXAMPLES_BEFORE_ASSESSMENT and !has_capability('mod/workshopplus:manageexamples', $workshopplus->context)) {
    // the reviewer must have submitted their own submission
    $reviewersubmission = $workshopplus->get_submission_by_author($assessment->reviewerid);
    $output = $PAGE->get_renderer('mod_workshopplus');
    if (!$reviewersubmission) {
        // no money, no love
        $assessmenteditable = false;
        echo $output->header();
        echo $output->heading(format_string($workshopplus->name));
        notice(get_string('exampleneedsubmission', 'workshopplus'), new moodle_url('/mod/workshopplus/view.php', array('id' => $cm->id)));