class.ilDataCollectionGlobalTemplate.php

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<?php
 
declare(strict_types=1);
 
class ilDataCollectionGlobalTemplate implements ilGlobalTemplateInterface
{
    private ilLanguage $lng;
    private ilLocatorGUI $locator;
    private ilTabsGUI $tabs;
    private ilToolbarGUI $toolbar;
    private ilSetting $settings;
    private ilComponentFactory $component_factory;
    protected string $tree_flat_link = "";
    protected string $page_form_action = "";
    protected array $permanent_link = [];
    protected bool $standard_template_loaded = false;
    protected ilTemplate $template;
    protected array $on_load_code;
    protected string $body_class;
    protected string $icon_path;
    protected ?bool $enable_fileupload = null;
    protected string $left_content = "";
    protected string $left_nav_content = "";
    protected string $right_content = "";
    protected string $main_content = "";
    protected string $login_target_par = "";
    protected string $tplIdentifier = "";
    protected string $tree_flat_mode = "";
    protected string $icon_desc = "";
    protected ILIAS\HTTP\Services $http;
    protected ILIAS\Refinery\Factory $refinery;
 
    public function __construct(
        string $file,
        bool $flag1,
        bool $flag2,
        string $in_module = "",
        string $vars = ilGlobalTemplateInterface::DEFAULT_BLOCK,
        bool $plugin = false,
        bool $a_use_cache = true
    ) {
        global $DIC;
 
        $this->setBodyClass("std");
        $this->lng = $DIC->language();
        $this->http = $DIC->http();
        $this->locator = $DIC["ilLocator"];
        $this->tabs = $DIC->tabs();
        $this->toolbar = $DIC->toolbar();
        $this->settings = $DIC->settings();
        $this->component_factory = $DIC["component.factory"];
 
        $this->template = new ilTemplate($file, $flag1, $flag2, $in_module, $vars, $plugin, $a_use_cache);
    }
 
    public function printToString(): string
    {
        throw new ilException('not implemented');
    }
 
 
    //***********************************
    //
    // MAIN MENU
    //
    //***********************************
 
    protected string $main_menu;
    protected string $main_menu_spacer;
 
    private function getMainMenu(): void
    {
    }
 
    private function fillMainMenu(): void
    {
    }
 
    private function initHelp(): void
    {
    }
 
    public function hideFooter(): void
    {
    }
 
 
    //***********************************
    //
    // MESSAGES
    //
    // setMessage is only used in ilUtil
    //
    //***********************************
 
    protected static array $message_types
        = [
            self::MESSAGE_TYPE_FAILURE,
            self::MESSAGE_TYPE_INFO,
            self::MESSAGE_TYPE_SUCCESS,
            self::MESSAGE_TYPE_QUESTION,
        ];
    protected array $message = [];
 
    public function setOnScreenMessage(string $type, string $a_txt, bool $a_keep = false): void
    {
        if (!in_array($type, self::$message_types) || $a_txt == "") {
            return;
        }
        if (!$a_keep) {
            $this->message[$type] = $a_txt;
        } else {
            ilSession::set($type, $a_txt);
        }
    }
 
    private function fillMessage(): void
    {
        $out = "";
 
        foreach (self::$message_types as $m) {
            $txt = $this->getMessageTextForType($m);
 
            if ($txt != "") {
                $out .= ilUtil::getSystemMessageHTML($txt, $m);
            }
 
            $request = $this->http->request();
            $accept_header = $request->getHeaderLine('Accept');
            if (ilSession::has($m) && ilSession::get($m) && ($accept_header !== 'application/json')) {
                ilSession::clear($m);
            }
        }
 
        if ($out != "") {
            $this->setVariable("MESSAGE", $out);
        }
    }
 
    private function getMessageTextForType(string $m): string
    {
        $txt = "";
        if (ilSession::has($m) && ilSession::get($m) != "") {
            $txt = ilSession::get($m);
        } else {
            if (isset($this->message[$m])) {
                $txt = $this->message[$m];
            }
        }
 
        return $txt;
    }
 
    //***********************************
    //
    // JAVASCRIPT files and code
    //
    //***********************************
 
    protected array $js_files = [0 => "assets/js/Basic.js"];
    protected array $js_files_vp = ["assets/js/Basic.js" => true];
    protected array $js_files_batch = ["assets/js/Basic.js" => 1];
 
    public function addJavaScript(string $a_js_file, bool $a_add_version_parameter = true, int $a_batch = 2): void
    {
        // three batches currently
        if ($a_batch < 1 || $a_batch > 3) {
            $a_batch = 2;
        }
 
        // ensure jquery files being loaded first
        if (is_int(strpos($a_js_file, "components/ILIAS/jQuery"))
            || is_int(strpos($a_js_file, "/jquery.js"))
            || is_int(strpos($a_js_file, "/jquery-min.js"))
        ) {
            $a_batch = 0;
        }
 
        if (!in_array($a_js_file, $this->js_files)) {
            $this->js_files[] = $a_js_file;
            $this->js_files_vp[$a_js_file] = $a_add_version_parameter;
            $this->js_files_batch[$a_js_file] = $a_batch;
        }
    }
 
    public function addOnLoadCode(string $a_code, int $a_batch = 2): void
    {
        // three batches currently
        if ($a_batch < 1 || $a_batch > 3) {
            $a_batch = 2;
        }
        $this->on_load_code[$a_batch][] = $a_code;
    }
 
    public function getOnLoadCodeForAsynch(): string
    {
        $js = "";
        for ($i = 1; $i <= 3; $i++) {
            if (is_array($this->on_load_code[$i])) {
                foreach ($this->on_load_code[$i] as $code) {
                    $js .= $code . "\n";
                }
            }
        }
        if ($js) {
            return '<script type="text/javascript">' . "\n" .
                $js .
                '</script>' . "\n";
        }
 
        return '';
    }
 
    // REMOVAL CANDIDATE
    // Usage locations:
    //    - latex.php
    public function resetJavascript(): void
    {
        $this->js_files = [];
        $this->js_files_vp = [];
        $this->js_files_batch = [];
    }
 
    // PRIVATE CANDIDATE
    // Usage locations:
    //    - ilPageObjectGUI
    //    - ilStartUpGUI
    //    - ilObjPortfolioGUI
    //    - latex.php
    public function fillJavaScriptFiles(bool $a_force = false): void
    {
        $vers = "vers=" . str_replace([".", " "], "-", ILIAS_VERSION);
 
        if (DEVMODE) {
            $vers .= '-' . time();
        }
 
        if ($this->blockExists("js_file")) {
            // three batches
            for ($i = 0; $i <= 3; $i++) {
                reset($this->js_files);
                foreach ($this->js_files as $file) {
                    if ($this->js_files_batch[$file] == $i) {
                        if (is_file($file) || substr($file, 0, 4) == "http" || substr(
                            $file,
                            0,
                            2
                        ) == "//" || $a_force) {
                            $this->fillJavascriptFile($file, $vers);
                        } else {
                            if (substr($file, 0, 2) == './') { // #13962
                                $url_parts = parse_url($file);
                                if (is_file($url_parts['path'])) {
                                    $this->fillJavascriptFile($file, $vers);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
 
    private function fillOnLoadCode(): void
    {
        for ($i = 1; $i <= 3; $i++) {
            if (is_array($this->on_load_code[$i])) {
                $this->setCurrentBlock("on_load_code");
                foreach ($this->on_load_code[$i] as $code) {
                    $this->setCurrentBlock("on_load_code_inner");
                    $this->setVariable("OLCODE", $code);
                    $this->parseCurrentBlock();
                }
                $this->setCurrentBlock("on_load_code");
                $this->parseCurrentBlock();
            }
        }
    }
 
    protected function fillJavascriptFile(string $file, string $vers): void
    {
        $this->setCurrentBlock("js_file");
        if ($this->js_files_vp[$file]) {
            $this->setVariable("JS_FILE", ilUtil::appendUrlParameterString($file, $vers));
        } else {
            $this->setVariable("JS_FILE", $file);
        }
        $this->parseCurrentBlock();
    }
 
 
    //***********************************
    //
    // CSS files and code
    //
    //***********************************
 
    protected array $css_files = [];
    protected array $inline_css = [];
 
    public function addCss(string $a_css_file, string $media = "screen"): void
    {
        if (!array_key_exists($a_css_file . $media, $this->css_files)) {
            $this->css_files[$a_css_file . $media] = ["file" => $a_css_file, "media" => $media];
        }
    }
 
    // REMOVAL CANDIDATE
    // Usage locations:
    //    - ilDclRecordEditGUI
    //    - ilObjStyleSheetGUI
    public function addInlineCss(string $a_css, string $media = "screen"): void
    {
        $this->inline_css[] = ["css" => $a_css, "media" => $media];
    }
 
    // PRIVATE CANDIDATE
    // Usage locations:
    //    - ilPageObjectGUI
    //    - ilDclDetailedViewGUI
    //    - ilStartUpGUI
    public function fillCssFiles(bool $a_force = false): void
    {
        if (!$this->blockExists("css_file")) {
            return;
        }
        foreach ($this->css_files as $css) {
            $filename = $css["file"];
            if (strpos($filename, "?") > 0) {
                $filename = substr($filename, 0, strpos($filename, "?"));
            }
            if (is_file($filename) || $a_force) {
                $this->setCurrentBlock("css_file");
                $this->setVariable("CSS_FILE", $css["file"]);
                $this->setVariable("CSS_MEDIA", $css["media"]);
                $this->parseCurrentBlock();
            }
        }
    }
 
    // REMOVAL CANDIDATE:
    // Usage locations:
    //    - ilObjMediaPoolGUI
    //    - ilAttendanceList
    //    - ilObjPortfolioGUI
    //    - ilSCORM2004ScoGUI
    //    - ilTestSubmissionReviewGUI
    //    - ilTestPlayerAbstractGUI
    //    - ilAssQuestionHintRequestGUI
    //    - ilWorkspaceFolderExplorer
    public function setBodyClass(string $a_class = ""): void
    {
        $this->body_class = $a_class;
    }
 
    private function fillBodyClass(): void
    {
        if ($this->body_class != "" && $this->blockExists("body_class")) {
            $this->setCurrentBlock("body_class");
            $this->setVariable("BODY_CLASS", $this->body_class);
            $this->parseCurrentBlock();
        }
    }
 
    private function fillInlineCss(): void
    {
        if (!$this->blockExists("css_inline")) {
            return;
        }
        foreach ($this->inline_css as $css) {
            $this->setCurrentBlock("css_inline");
            $this->setVariable("CSS_INLINE", $css["css"]);
            $this->parseCurrentBlock();
        }
    }
 
    private function fillNewContentStyle(): void
    {
        $this->setVariable(
            "LOCATION_NEWCONTENT_STYLESHEET_TAG",
            '<link rel="stylesheet" type="text/css" href="' .
            ilUtil::getNewContentStyleSheetLocation()
            . '" />'
        );
    }
 
 
    //***********************************
    //
    // ILIAS STANDARD TEMPLATE
    // which is responsible for the look
    // i.e. a title, tabs, ...
    //
    //***********************************
 
    public function loadStandardTemplate(): void
    {
        if ($this->standard_template_loaded) {
            return;
        }
 
        // always load jQuery
        iljQueryUtil::initjQuery();
        iljQueryUtil::initjQueryUI();
 
        $this->addBlockFile("CONTENT", "content", "tpl.adm_content.html");
        $this->addBlockFile("STATUSLINE", "statusline", "tpl.statusline.html");
 
        $this->standard_template_loaded = true;
    }
 
 
    //***********************************
    //
    // HEADER in standard template
    //
    //***********************************
 
    protected string $header_page_title = "";
    protected string $title = "";
    protected string $title_desc = "";
    protected array $title_alerts = [];
    protected string $header_action;
 
    public function setTitle(string $a_title, bool $hidden = false): void
    {
        $this->title = $a_title;
        $this->header_page_title = $a_title;
    }
 
    public function setDescription(string $a_descr): void
    {
        $this->title_desc = $a_descr;
    }
 
    public function setTitleIcon(string $a_icon_path, string $a_icon_desc = ""): void
    {
        $this->icon_desc = $a_icon_desc;
        $this->icon_path = $a_icon_path;
    }
 
    public function setAlertProperties(array $alerts): void
    {
        $this->title_alerts = $alerts;
    }
 
    public function clearHeader(): void
    {
        $this->setTitle("");
        $this->setTitleIcon("");
        $this->setDescription("");
        $this->setAlertProperties([]);
    }
 
    // REMOVAL CANDIDATE
    // Usage locations:
    //    - ilCalendarPresentationGUI
    //    - ilContainerGUI
    //    - ilObjDataCollectionGUI
    //    - ilDashboardGUI
    //    - ilObjPortfolioTemplateGUI
    //    - ilWikiPageGUI
    //    - ilObjWikiGUI
    public function setHeaderActionMenu(string $a_header): void
    {
        $this->header_action = $a_header;
    }
 
    // REMOVAL CANDIDATE
    // Usage locations:
    //    - ilObjLanguageExtGUI
    //    - ilTestServiceGUI
    //    - ilWikiPageGUI
    public function setHeaderPageTitle(string $a_title): void
    {
        $this->header_page_title = $a_title;
    }
 
    private function fillHeader(): void
    {
        $header_tpl = new ilTemplate('tpl.il_header.html', true, true);
 
        $header = false;
 
        if ($this->icon_path != "") {
            $header_tpl->setCurrentBlock("header_image");
            if ($this->icon_desc != "") {
                $header_tpl->setVariable("IMAGE_DESC", $this->lng->txt("icon") . " " . $this->icon_desc);
                $header_tpl->setVariable("IMAGE_ALT", $this->lng->txt("icon") . " " . $this->icon_desc);
            }
 
            $header_tpl->setVariable("IMG_HEADER", $this->icon_path);
            $header_tpl->parseCurrentBlock();
            $header = true;
        }
 
        if ($this->title != "") {
            $title = ilUtil::stripScriptHTML($this->title);
            $header_tpl->setVariable("HEADER", $title);
 
            $header = true;
        }
 
        if ($header) {
            $header_tpl->setCurrentBlock("header_image");
            $header_tpl->parseCurrentBlock();
        }
 
        if ($this->title_desc != "") {
            $header_tpl->setCurrentBlock("header_desc");
            $header_tpl->setVariable("H_DESCRIPTION", $this->title_desc);
            $header_tpl->parseCurrentBlock();
        }
 
        $header = $this->getHeaderActionMenu();
        if ($header) {
            $header_tpl->setCurrentBlock("head_action_inner");
            $header_tpl->setVariable("HEAD_ACTION", $header);
            $header_tpl->parseCurrentBlock();
            $header_tpl->touchBlock("head_action");
        }
 
        if (count($this->title_alerts)) {
            foreach ($this->title_alerts as $alert) {
                $header_tpl->setCurrentBlock('header_alert');
                if (!($alert['propertyNameVisible'] === false)) {
                    $header_tpl->setVariable('H_PROP', $alert['property'] . ':');
                }
                $header_tpl->setVariable('H_VALUE', $alert['value']);
                $header_tpl->parseCurrentBlock();
            }
        }
 
        $this->template->setVariable("IL_HEADER", $header_tpl->get());
    }
 
    private function getHeaderActionMenu(): string
    {
        return $this->header_action;
    }
 
 
    //***********************************
    //
    // LOCATOR in standard template
    //
    //***********************************
 
    public function setLocator(): void
    {
        $html = "";
 
        include_once("./components/ILIAS/UIComponent/classes/class.ilUIHookProcessor.php");
        $html = $this->locator->getHTML();
        $uip = new ilUIHookProcessor(
            "components/ILIAS/Locator",
            "main_locator",
            ["locator_gui" => $this->locator, "html" => $html]
        );
        $html = $uip->getHTML($html);
 
        $this->setVariable("LOCATOR", $html);
    }
 
    //***********************************
    //
    // TABS in standard template
    //
    //***********************************
 
    protected string $tabs_html = "";
    protected string $sub_tabs_html = "";
 
    public function setTabs(string $a_tabs_html): void
    {
        if ($a_tabs_html != "" && $this->blockExists("tabs_outer_start")) {
            $this->touchBlock("tabs_outer_start");
            $this->touchBlock("tabs_outer_end");
            $this->touchBlock("tabs_inner_start");
            $this->touchBlock("tabs_inner_end");
            $this->setVariable("TABS", $a_tabs_html);
        }
    }
 
    public function setSubTabs(string $a_tabs_html): void
    {
        $this->setVariable("SUB_TABS", $a_tabs_html);
    }
 
    private function fillTabs(): void
    {
        if ($this->blockExists("tabs_outer_start")) {
            $this->touchBlock("tabs_outer_start");
            $this->touchBlock("tabs_outer_end");
            $this->touchBlock("tabs_inner_start");
            $this->touchBlock("tabs_inner_end");
 
            if ($this->tabs_html != "") {
                $this->setVariable("TABS", $this->tabs_html);
            }
            $this->setVariable("SUB_TABS", $this->sub_tabs_html);
        }
    }
 
    private function getTabsHTML(): void
    {
        if ($this->blockExists("tabs_outer_start")) {
            $this->sub_tabs_html = $this->tabs->getSubTabHTML();
            $this->tabs_html = $this->tabs->getHTML(true);
        }
    }
 
 
    //***********************************
    //
    // COLUMN LAYOUT in standard template
    //
    //***********************************
 
    public function setContent(string $a_html): void
    {
        if ($a_html != "") {
            $this->main_content = $a_html;
        }
    }
 
    public function setLeftContent(string $a_html): void
    {
        $this->left_content = $a_html;
    }
 
    public function setLeftNavContent(string $a_content): void
    {
        $this->left_nav_content = $a_content;
    }
 
    private function fillLeftNav(): void
    {
        if (trim($this->left_nav_content) != "") {
            $this->setCurrentBlock("left_nav");
            $this->setVariable("LEFT_NAV_CONTENT", $this->left_nav_content);
            $this->parseCurrentBlock();
            $this->touchBlock("left_nav_space");
        }
    }
 
    public function setRightContent(string $a_html): void
    {
        $this->right_content = $a_html;
    }
 
    private function setCenterColumnClass(): void
    {
        if (!$this->blockExists("center_col_width")) {
            return;
        }
        $center_column_class = "";
        if (trim($this->right_content) != "" && trim($this->left_content) != "") {
            $center_column_class = "two_side_col";
        } else {
            if (trim($this->right_content) != "" || trim($this->left_content) != "") {
                $center_column_class = "one_side_col";
            }
        }
 
        switch ($center_column_class) {
            case "one_side_col":
                $center_column_class = "col-sm-9";
                break;
            case "two_side_col":
                $center_column_class = "col-sm-6";
                break;
            default:
                $center_column_class = "col-sm-12";
                break;
        }
        if (trim($this->left_content) != "") {
            $center_column_class .= " col-sm-push-3";
        }
 
        $this->setCurrentBlock("center_col_width");
        $this->setVariable("CENTER_COL", $center_column_class);
        $this->parseCurrentBlock();
    }
 
    private function fillMainContent(): void
    {
        if (trim($this->main_content) != "") {
            $this->setVariable("ADM_CONTENT", $this->main_content);
        }
    }
 
    private function fillLeftContent(): void
    {
        if (trim($this->left_content) != "") {
            $this->setCurrentBlock("left_column");
            $this->setVariable("LEFT_CONTENT", $this->left_content);
            $left_col_class = (trim($this->right_content) == "")
                ? "col-sm-3 col-sm-pull-9"
                : "col-sm-3 col-sm-pull-6";
            $this->setVariable("LEFT_COL_CLASS", $left_col_class);
            $this->parseCurrentBlock();
        }
    }
 
    private function fillRightContent(): void
    {
        if (trim($this->right_content) != "") {
            $this->setCurrentBlock("right_column");
            $this->setVariable("RIGHT_CONTENT", $this->right_content);
            $this->parseCurrentBlock();
        }
    }
 
 
    //***********************************
    //
    // TOOLBAR in standard template
    //
    //***********************************
 
    private function fillToolbar(): void
    {
        $thtml = $this->toolbar->getHTML();
        if ($thtml != "") {
            $this->setCurrentBlock("toolbar_buttons");
            $this->setVariable("BUTTONS", $thtml);
            $this->parseCurrentBlock();
        }
    }
 
    // SPECIAL REQUIREMENTS
    //
    // Stuff that is only used by a little other classes.
 
    private function fillContentLanguage(): void
    {
        $this->setVariable('META_CONTENT_LANGUAGE', $this->lng->getContentLanguage());
        $this->setVariable('LANGUAGE_DIRECTION', $this->lng->getTextDirection());
    }
 
    private function fillWindowTitle(): void
    {
        if ($this->header_page_title != "") {
            $title = ilUtil::stripScriptHTML($this->header_page_title);
            $this->setVariable("PAGETITLE", "- " . $title);
        }
 
        if ($this->settings->get('short_inst_name') != "") {
            $this->setVariable(
                "WINDOW_TITLE",
                $this->settings->get('short_inst_name')
            );
        } else {
            $this->setVariable(
                "WINDOW_TITLE",
                "ILIAS"
            );
        }
    }
 
    // REMOVAL CANDIDATE
    // Usage locations:
    //    - ilLuceneAdvancedSearchGUI
    //    - ilLuceneSearchGUI
    //    - ilContainerGUI
    public function setPageFormAction(string $a_action): void
    {
        $this->page_form_action = $a_action;
    }
 
    private function fillPageFormAction(): void
    {
        if ($this->page_form_action != "") {
            $this->setCurrentBlock("page_form_start");
            $this->setVariable("PAGE_FORM_ACTION", $this->page_form_action);
            $this->parseCurrentBlock();
            $this->touchBlock("page_form_end");
        }
    }
 
 
    // REMOVAL CANDIDATE
    // Usage locations:
    //    - ilObjForumGUI
    //    - ilObjPortfolioBaseGUI
    //    - ilWikiPageGUI
    public function setLoginTargetPar(string $a_val): void
    {
        $this->login_target_par = $a_val;
    }
 
 
    // REMOVAL CANDIDATE:
    // Usage locations:
    //    - ilLPListOfObjectsGUI
    //    - ilExport
    //    - ilLMEditorGUI
    //    - ilObjPortfolioGUI
    //    - ilPortfolioHTMLExport
    //    - ilForumExportGUI
    //    - ilObjWikiGUI.php
    //    - ilWikiHTMLExport
    //    - ilScormSpecialPagesTableGUI
    //
    // Also this seems to be somehow similar to the stuff going on in printToStdout.
    // Maybe we could unify them.
    public function getSpecial(
        string $part = self::DEFAULT_BLOCK,
        bool $add_error_mess = false,
        bool $handle_referer = false,
        bool $add_ilias_footer = false,
        bool $add_standard_elements = false,
        bool $a_main_menu = true,
        bool $a_tabs = true
    ): string {
        if ($add_error_mess) {
            $this->fillMessage();
        }
 
        // set standard parts (tabs and title icon)
        if ($add_standard_elements) {
            if ($this->blockExists("content") && $a_tabs) {
                // determine default screen id
                $this->getTabsHTML();
            }
 
            // to get also the js files for the main menu
            $this->getMainMenu();
            $this->initHelp();
 
            // these fill blocks in tpl.main.html
            $this->fillCssFiles();
            $this->fillInlineCss();
            $this->fillBodyClass();
 
            // these fill just plain placeholder variables in tpl.main.html
            $this->setCurrentBlock();
            $this->fillNewContentStyle();
            $this->fillContentLanguage();
            $this->fillWindowTitle();
 
            // these fill blocks in tpl.adm_content.html
            $this->fillHeader();
            $this->fillSideIcons();
            $this->fillLeftContent();
            $this->fillLeftNav();
            $this->fillRightContent();
            $this->fillAdminPanel();
            $this->fillToolbar();
 
            $this->setCenterColumnClass();
 
            // late loading of javascipr files, since operations above may add files
            $this->fillJavaScriptFiles();
            $this->fillOnLoadCode();
 
            // these fill just plain placeholder variables in tpl.adm_content.html
            if ($this->blockExists("content")) {
                $this->setCurrentBlock("content");
                if ($a_tabs) {
                    $this->fillTabs();
                }
                $this->fillMainContent();
                if ($a_main_menu) {
                    $this->fillMainMenu();
                }
                $this->parseCurrentBlock();
            }
        }
 
        if ($part == "DEFAULT") {
            $html = $this->template->get();
        } else {
            $html = $this->template->get($part);
        }
 
        // save language usages as late as possible
        ilObjLanguageAccess::_saveUsages();
 
        return $html;
    }
 
    public function printToStdout(
        string $part = self::DEFAULT_BLOCK,
        bool $has_tabs = true,
        bool $skip_main_menu = false
    ): void {
        switch ($this->http->request()->getHeaderLine('Accept')) {
            case 'application/json':
                $string = json_encode([
                    self::MESSAGE_TYPE_SUCCESS => is_null($this->message[self::MESSAGE_TYPE_FAILURE]),
                    'message' => '',
                ]);
                $stream = \ILIAS\Filesystem\Stream\Streams::ofString($string);
                $this->http->saveResponse($this->http->response()->withBody($stream));
                $this->http->sendResponse();
                exit;
            default:
                // include yahoo dom per default
                ilYuiUtil::initDom();
 
                header('P3P: CP="CURa ADMa DEVa TAIa PSAa PSDa IVAa IVDa OUR BUS IND UNI COM NAV INT CNT STA PRE"');
                header("Content-type: text/html; charset=UTF-8");
 
                $this->fillMessage();
 
                // set standard parts (tabs and title icon)
                $this->fillBodyClass();
                if ($has_tabs) {
                    if ($this->blockExists("content")) {
                        // determine default screen id
                        $this->getTabsHTML();
                    }
 
                    // to get also the js files for the main menu
                    if (!$skip_main_menu) {
                        $this->getMainMenu();
                        $this->initHelp();
                    }
 
                    // these fill blocks in tpl.main.html
                    $this->fillCssFiles();
                    $this->fillInlineCss();
                    //$this->fillJavaScriptFiles();
 
                    // these fill just plain placeholder variables in tpl.main.html
                    $this->setCurrentBlock();
                    $this->fillNewContentStyle();
                    $this->fillContentLanguage();
                    $this->fillWindowTitle();
 
                    // these fill blocks in tpl.adm_content.html
                    $this->fillHeader();
                    $this->fillSideIcons();
                    $this->fillLeftContent();
                    $this->fillLeftNav();
                    $this->fillRightContent();
                    $this->fillAdminPanel();
                    $this->fillToolbar();
 
                    $this->setCenterColumnClass();
 
                    // late loading of javascipr files, since operations above may add files
                    $this->fillJavaScriptFiles();
                    $this->fillOnLoadCode();
 
                    // these fill just plain placeholder variables in tpl.adm_content.html
                    if ($this->blockExists("content")) {
                        $this->setCurrentBlock("content");
                        $this->fillTabs();
                        $this->fillMainContent();
                        $this->fillMainMenu();
                        $this->parseCurrentBlock();
                    }
                }
 
                if ($part == "DEFAULT" or is_bool($part)) {
                    $html = $this->template->getUnmodified();
                } else {
                    $html = $this->template->getUnmodified($part);
                }
 
                // Modification of html is done inline here and can't be done
                // by ilTemplate, because the "phase" is template_show in this
                // case here.
                foreach ($this->component_factory->getActivePluginsInSlot("uihk") as $plugin) {
                    $gui_class = $plugin->getUIClassInstance();
 
                    $resp = $gui_class->getHTML(
                        "",
                        "template_show",
                        ["tpl_id" => $this->tplIdentifier, "tpl_obj" => $this, "html" => $html]
                    );
 
                    if ($resp["mode"] != ilUIHookPluginGUI::KEEP) {
                        $html = $gui_class->modifyHTML($html, $resp);
                    }
                }
 
                // save language usages as late as possible
                ilObjLanguageAccess::_saveUsages();
 
                print $html;
 
                break;
        }
    }
 
    private function fillSideIcons(): void
    {
        // tree/flat icon
        if ($this->tree_flat_link != "") {
            if ($this->left_nav_content != "") {
                $this->touchBlock("tree_lns");
            }
 
            $this->setCurrentBlock("tree_mode");
            $this->setVariable("LINK_MODE", $this->tree_flat_link);
            if ($this->settings->get("tree_frame") == "right") {
                $this->setVariable("IMG_TREE", ilUtil::getImagePath("standard/icon_sidebar_on.svg"));
                $this->setVariable("RIGHT", "Right");
            } else {
                $this->setVariable("IMG_TREE", ilUtil::getImagePath("standard/icon_sidebar_on.svg"));
            }
            $this->setVariable("ALT_TREE", $this->lng->txt($this->tree_flat_mode . "view"));
            $this->setVariable("TARGET_TREE", ilFrameTargetInfo::_getFrame("MainContent"));
            $this->parseCurrentBlock();
        }
 
        $this->setCurrentBlock("tree_icons");
        $this->parseCurrentBlock();
    }
 
    public function setTreeFlatIcon(string $a_link, string $a_mode): void
    {
        $this->tree_flat_link = $a_link;
        $this->tree_flat_mode = $a_mode;
    }
 
    // ADMIN PANEL
    //
    // Only used in ilContainerGUI
    //
    // An "Admin Panel" is that toolbar thingy that could be found on top and bottom
    // of a repository listing when editing objects in a container gui.
 
    protected ?ilToolbarGUI $admin_panel_commands_toolbar = null;
    protected ?bool $admin_panel_arrow = null;
    protected ?bool $admin_panel_bottom = null;
 
    public function addAdminPanelToolbar(
        ilToolbarGUI $toolbar,
        bool $is_bottom_panel = true,
        bool $has_arrow = false
    ): void {
        $this->admin_panel_commands_toolbar = $toolbar;
        $this->admin_panel_arrow = $has_arrow;
        $this->admin_panel_bottom = $is_bottom_panel;
    }
 
    private function fillAdminPanel(): void
    {
        if ($this->admin_panel_commands_toolbar === null) {
            return;
        }
 
        $toolb = $this->admin_panel_commands_toolbar;
 
        // Add arrow if desired.
        if ($this->admin_panel_arrow) {
            $toolb->setLeadingImage(ilUtil::getImagePath("nav/arrow_upright.svg"), $this->lng->txt("actions"));
        }
 
        $this->fillPageFormAction();
 
        // Add top admin bar.
        $this->setCurrentBlock("adm_view_components");
        $this->setVariable("ADM_PANEL1", $toolb->getHTML());
        $this->parseCurrentBlock();
 
        // Add bottom admin bar if user wants one.
        if ($this->admin_panel_bottom) {
            $this->setCurrentBlock("adm_view_components2");
 
            // Replace previously set arrow image.
            if ($this->admin_panel_arrow) {
                $toolb->setLeadingImage(ilUtil::getImagePath("nav/arrow_downright.svg"), $this->lng->txt("actions"));
            }
 
            $this->setVariable("ADM_PANEL2", $toolb->getHTML());
            $this->parseCurrentBlock();
        }
    }
 
    public function setPermanentLink(
        string $a_type,
        ?int $a_id,
        string $a_append = "",
        string $a_target = "",
        string $a_title = ""
    ): void {
        $this->permanent_link = [
            "type" => $a_type,
            "id" => $a_id,
            "append" => $a_append,
            "target" => $a_target,
            "title" => $a_title,
        ];
    }
 
    public function resetHeaderBlock(bool $a_reset_header_action = true): void
    {
        $this->setTitle("");
        $this->setTitleIcon("");
        $this->setDescription("");
        $this->setAlertProperties([]);
        $this->setFileUploadRefId(0);
 
        // see setFullscreenHeader()
        if ($a_reset_header_action) {
            $this->setHeaderActionMenu("");
        }
    }
 
    public function setFileUploadRefId(int $a_ref_id): void
    {
        $this->enable_fileupload = false;
    }
 
 
    // TEMPLATING AND GLOBAL RENDERING
    //
    // Forwards to ilTemplate-member.
 
    public function get(string $part = "DEFAULT"): string
    {
        return $this->template->get($part);
    }
 
    public function setVariable(string $variable, $value = ''): void
    {
        $this->template->setVariable($variable, $value);
    }
 
    public function setCurrentBlock(string $part = "DEFAULT"): bool
    {
        return $this->template->setCurrentBlock($part);
    }
 
    public function touchBlock(string $block): bool
    {
        return $this->template->touchBlock($block);
    }
 
    public function parseCurrentBlock(string $block_name = "DEFAULT"): bool
    {
        return $this->template->parseCurrentBlock($block_name);
    }
 
    public function addBlockFile(string $var, string $block, string $template_name, ?string $in_module = null): bool
    {
        return $this->template->addBlockFile($var, $block, $template_name, $in_module);
    }
 
    public function blockExists(string $block_name): bool
    {
        return $this->template->blockExists($block_name);
    }
}