TracToGitlabPlugin.php

<?php
require_once __DIR__ . '/bootstrap.php';

final class TracToGitlabPlugin extends StudIPPlugin implements StandardPlugin, SystemPlugin
{
    public function getIconNavigation($course_id, $last_visit, $user_id)
    {
        return null;
    }

    public function getTabNavigation($course_id)
    {
        return [
            'trac2gitlab' => new Navigation('trac2gitlab', PluginEngine::getURL($this, [], 'convert')),
        ];
    }

    public function getInfoTemplate($course_id)
    {
        return null;
    }

    public function getPluginName()
    {
        return 'Tickets von trac zu GitLab migrieren';
    }

    public function isActivatableForContext(Range $context)
    {
        if (!$context instanceof Course) {
            return false;
        }

        $query = "SELECT 1
                  FROM `tools_activated`
                  WHERE `plugin_id` = ?
                    AND `range_id` != ?";
        $activated = DBManager::get()->fetchColumn($query, [
            $this->getPluginId(),
            $context->id
        ]);

        return !$activated;
    }

    public function perform($unconsumed)
    {
        $this->addStylesheet('assets/style.scss');
        $this->addScript('assets/script.js');

        require_once __DIR__ . '/vendor/autoload.php';

        parent::perform($unconsumed);
    }
}