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/>.

/**
 * utility class for DTA submission plugin result display
 *
 * @package assignsubmission_dta
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class view_submission_utils {

    /**
     * Broadly used in logic, parametrized for easier change.
     */
    const COMPONENT_NAME = "assignsubmission_dta";

    /**
     * generates a short summary html
     *
     * @param int $assignmentid assignment
     * @param int $submissionid submission to create a report for
     * @return string html
     */
    public static function generatesummaryhtml(
        int $assignmentid,
        int $submissionid
    ): string {

        // Fetch data.
        $summary = DbUtils::getResultSummaryFromDatabase($assignmentid, $submissionid);
        $html = "";

        // Calculate success rate, if no unknown result states or compilation errors.
        $successrate = "?";
        if ($summary->unknownCount() == 0 && $summary->compilationErrorCount() == 0) {
            $successrate = round(($summary->successfulCount() / $summary->resultCount()) * 100, 2 );
        }

        // Generate html.
        $html .= $summary->successfulCount() . "/";
        $html .= ($summary->compilationErrorCount() == 0 && $summary->unknownCount() == 0)
            ? $summary->resultCount() . " (" . $successrate . "%)"
                : "?";
        $html .= get_string("tests_successful", self::COMPONENT_NAME) . "<br />";

        if ($summary->compilationErrorCount() > 0) {
            $html .= $summary->compilationErrorCount() . get_string("compilation_errors", self::COMPONENT_NAME) . "<br />";
        }

        if ($summary->unknownCount() > 0) {
            $html .= $summary->unknownCount() . get_string("unknown_state", self::COMPONENT_NAME) . "<br />";
        }

        $showncompetencies = explode(";", $summary->successfultestcompetencies);
        $overallcompetencies = explode(";", $summary->overalltestcompetencies);

        $tmp = "";