class.ilObjExerciseVerificationGUI.php

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<?php
 
declare(strict_types=1);
 
class ilObjExerciseVerificationGUI extends ilObject2GUI
{
    public function getType(): string
    {
        return "excv";
    }
 
    public function create(): void
    {
        $ilTabs = $this->tabs_gui;
 
        $this->lng->loadLanguageModule("excv");
 
        $ilTabs->setBackTarget(
            $this->lng->txt("back"),
            $this->ctrl->getLinkTarget($this, "cancel")
        );
 
        $table = new ilExerciseVerificationTableGUI($this, "create");
        $this->tpl->setContent($table->getHTML());
    }
 
    public function save(): void
    {
        global $DIC;
 
        $ilUser = $this->user;
 
        $objectId = $this->getRequestValue("exc_id");
        if ($objectId) {
            $certificateVerificationFileService = new ilCertificateVerificationFileService(
                $DIC->language(),
                $DIC->database(),
                $DIC->logger()->root(),
                new ilCertificateVerificationClassMap()
            );
 
            $userCertificateRepository = new ilUserCertificateRepository();
 
            $userCertificatePresentation = $userCertificateRepository->fetchActiveCertificateForPresentation(
                $ilUser->getId(),
                (int) $objectId
            );
 
            $newObj = null;
            try {
                $newObj = $certificateVerificationFileService->createFile($userCertificatePresentation);
            } catch (Exception $exception) {
                $this->tpl->setOnScreenMessage('failure', $this->lng->txt('error_creating_certificate_pdf'));
                $this->create();
                return;
            }
 
            if ($newObj !== null) {
                $parent_id = $this->node_id;
                $this->node_id = null;
                $this->putObjectInTree($newObj, $parent_id);
 
                $this->afterSave($newObj);
            } else {
                $this->tpl->setOnScreenMessage('failure', $this->lng->txt("msg_failed"));
            }
        } else {
            $this->tpl->setOnScreenMessage('failure', $this->lng->txt("select_one"));
        }
        $this->create();
    }
 
    public function deliver(): void
    {
        $file = $this->object->getFilePath();
        if ($file) {
            ilFileDelivery::deliverFileLegacy($file, $this->object->getTitle() . ".pdf");
        }
    }
 
    public function render(
        $a_return = false,
        $a_url = false
    ): string {
        $ilUser = $this->user;
        $lng = $this->lng;
 
        if (!$a_return) {
            $this->deliver();
        } else {
            $tree = new ilWorkspaceTree($ilUser->getId());
            $wsp_id = $tree->lookupNodeId($this->object->getId());
 
            $caption = $lng->txt("wsp_type_excv") . ' "' . $this->object->getTitle() . '"';
 
            $valid = true;
            $message = '';
            if (!file_exists($this->object->getFilePath())) {
                $valid = false;
                $message = $lng->txt("url_not_found");
            } elseif (!$a_url) {
                $access_handler = new ilWorkspaceAccessHandler($tree);
                if (!$access_handler->checkAccess("read", "", $wsp_id)) {
                    $valid = false;
                    $message = $lng->txt("permission_denied");
                }
            }
 
            if ($valid) {
                if (!$a_url) {
                    $a_url = $this->getAccessHandler()->getGotoLink($wsp_id, $this->object->getId());
                }
                return '<div><a href="' . $a_url . '">' . $caption . '</a></div>';
            }
 
            return '<div>' . $caption . ' (' . $message . ')</div>';
        }
        return "";
    }
 
 
    public function downloadFromPortfolioPage(ilPortfolioPage $a_page): void
    {
        if (ilPCVerification::isInPortfolioPage($a_page, $this->object->getType(), $this->object->getId())) {
            $this->deliver();
        }
 
        throw new ilExerciseException($this->lng->txt('permission_denied'));
    }
 
    public static function _goto(string $a_target): void
    {
        global $DIC;
 
        $ctrl = $DIC->ctrl();
        $id = explode("_", $a_target);
 
        $ctrl->setParameterByClass(
            "ilsharedresourceGUI",
            "wsp_id",
            $id[0]
        );
        $ctrl->redirectByClass("ilsharedresourceGUI");
    }
 
    protected function getRequestValue(string $key, $default = null)
    {
        if (isset($this->request->getQueryParams()[$key])) {
            return $this->request->getQueryParams()[$key];
        }
 
        if (isset($this->request->getParsedBody()[$key])) {
            return $this->request->getParsedBody()[$key];
        }
 
        return $default ?? null;
    }
}