class.ilAuthLoginPageEditorGUI.php

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<?php
 
declare(strict_types=1);
 
class ilAuthLoginPageEditorGUI
{
    private ilCtrl $ctrl;
    private ilLanguage $lng;
    private ilGlobalTemplateInterface $tpl;
    private ilTabsGUI $tabs;
    private ilToolbarGUI $toolbar;
    private ilRbacSystem $rbacsystem;
    private ilSetting $setting;
    private ilErrorHandling $ilErr;
    private ?ilPropertyFormGUI $form;
 
    private int $ref_id;
    private ilAuthLoginPageEditorSettings $settings;
    private ?ilSetting $loginSettings = null;
    protected \ILIAS\Style\Content\Object\ObjectFacade $content_style_domain;
 
    //variables from requests
    private ?string $redirect_source = null;
    private ?int $key = null;
    private array $visible_languages = [];
    private array $languages = [];
 
    public function __construct(int $a_ref_id)
    {
        global $DIC;
 
        $this->ctrl = $DIC->ctrl();
        $this->tpl = $DIC->ui()->mainTemplate();
        $this->tabs = $DIC->tabs();
        $this->toolbar = $DIC->toolbar();
        $this->rbacsystem = $DIC->rbac()->system();
        $this->setting = $DIC->settings();
        $this->ilErr = $DIC['ilErr'];
 
        $this->lng = $DIC['lng'];
 
        $this->lng->loadLanguageModule('auth');
        $this->ref_id = $a_ref_id;
 
        $this->settings = ilAuthLoginPageEditorSettings::getInstance();
        $this->content_style_domain = $DIC->contentStyle()
                                          ->domain()
                                          ->styleForRefId($a_ref_id);
 
        $query_wrapper = $DIC->http()->wrapper()->query();
        $post_wrapper = $DIC->http()->wrapper()->post();
        $is_post_request = $DIC->http()->request()->getMethod() === "POST";
        $refinery = $DIC->refinery();
 
        if ($query_wrapper->has("redirectSource")) {
            $this->redirect_source = $query_wrapper->retrieve("redirectSource", $refinery->kindlyTo()->string());
        }
        if ($post_wrapper->has("key")) {
            $this->key = $post_wrapper->retrieve("key", $refinery->kindlyTo()->int());
        } elseif ($query_wrapper->has("key")) {
            $this->key = $query_wrapper->retrieve("key", $refinery->kindlyTo()->int());
        }
        if ($is_post_request) {
            if ($post_wrapper->has("visible_languages")) {
                $this->visible_languages = $post_wrapper->retrieve("visible_languages", $refinery->kindlyTo()->listOf($refinery->kindlyTo()->string()));
            }
            if ($post_wrapper->has("languages")) {
                $this->languages = $post_wrapper->retrieve("languages", $refinery->kindlyTo()->listOf($refinery->kindlyTo()->string()));
            }
        }
    }
 
    public function getSettings(): ilAuthLoginPageEditorSettings
    {
        return $this->settings;
    }
 
    public function getRefId(): int
    {
        return $this->ref_id;
    }
 
    public function executeCommand(): void
    {
        switch ($this->ctrl->getNextClass($this)) {
            case 'illoginpagegui':
                $this->tabs->clearTargets();
                $this->tabs->setBackTarget(
                    $this->lng->txt('back'),
                    $this->ctrl->getLinkTarget($this, 'show'),
                    '_top'
                );
 
                if ($this->redirect_source !== "ilinternallinkgui") {
                    $this->forwardToPageObject();
                }
                break;
 
            default:
                if (!$cmd = $this->ctrl->getCmd()) {
                    $cmd = 'show';
                }
                $this->$cmd();
                break;
        }
    }
 
 
    protected function forwardToPageObject(): void
    {
        $this->ctrl->saveParameter($this, 'key');
 
        $this->lng->loadLanguageModule("content");
 
        if (!ilLoginPage::_exists('auth', $this->key)) {
            // doesn't exist -> create new one
            $new_page_object = new ilLoginPage();
            $new_page_object->setParentId($this->key);
            $new_page_object->setId($this->key);
            $new_page_object->createFromXML();
        }
 
        $this->tpl->addCss(ilObjStyleSheet::getContentStylePath(0));
        $this->tpl->addCss(ilObjStyleSheet::getSyntaxStylePath());
 
 
        $this->ctrl->setReturnByClass('illoginpagegui', "edit");
        $page_gui = new ilLoginPageGUI($this->key);
 
        $page_gui->setTemplateTargetVar("ADM_CONTENT");
        //TODO check what should go here $link_xml is undefined
        //$page_gui->setLinkXML($link_xml);
        //$page_gui->enableChangeComments($this->content_object->isActiveHistoryUserComments());
        //$page_gui->setFileDownloadLink($this->ctrl->getLinkTarget($this, "downloadFile"));
        //$page_gui->setFullscreenLink($this->ctrl->getLinkTarget($this, "showMediaFullscreen"));
        //$page_gui->setLinkParams($this->ctrl->getUrlParameterString()); // todo
        //              $page_gui->setSourcecodeDownloadScript($this->ctrl->getLinkTarget($this, ""));
        $page_gui->setStyleId($this->content_style_domain->getEffectiveStyleId());
        $page_gui->setTemplateOutput(false);
        //$page_gui->setLocator($contObjLocator);
 
        // style tab
        //$page_gui->setTabHook($this, "addPageTabs");
 
        if ($this->ctrl->getCmd() === 'editPage') {
            $this->ctrl->setCmd('edit');
        }
        $html = $this->ctrl->forwardCommand($page_gui);
 
        if ($html !== "") {
            $this->tpl->setContent($html);
        }
    }
 
    protected function show(): void
    {
        $this->addEditorSwitch();
 
        switch ($this->getSettings()->getMode()) {
            case ilAuthLoginPageEditorSettings::MODE_RTE:
                $this->showRichtextEditor();
                break;
            case ilAuthLoginPageEditorSettings::MODE_IPE:
                $this->showIliasEditor();
                break;
        }
    }
 
    protected function addEditorSwitch(): void
    {
        $this->toolbar->setFormAction($this->ctrl->getFormAction($this));
        switch ($this->getSettings()->getMode()) {
            case ilAuthLoginPageEditorSettings::MODE_RTE:
 
                $this->toolbar->addButton(
                    $this->lng->txt('login_page_switch_ipe'),
                    $this->ctrl->getLinkTarget($this, 'switchIPE')
                );
                break;
 
            case ilAuthLoginPageEditorSettings::MODE_IPE:
 
                $this->toolbar->addButton(
                    $this->lng->txt('login_page_switch_rte'),
                    $this->ctrl->getLinkTarget($this, 'switchRTE')
                );
                break;
        }
    }
 
    protected function switchIPE(): void
    {
        $this->getSettings()->setMode(ilAuthLoginPageEditorSettings::MODE_IPE);
        $this->getSettings()->update();
 
        $this->tpl->setOnScreenMessage('success', $this->lng->txt('login_page_editor_switched'), true);
        $this->ctrl->redirect($this, 'show');
    }
 
    protected function switchRTE(): void
    {
        $this->getSettings()->setMode(ilAuthLoginPageEditorSettings::MODE_RTE);
        $this->getSettings()->update();
 
        $this->tpl->setOnScreenMessage('success', $this->lng->txt('login_page_editor_switched'), true);
        $this->ctrl->redirect($this, 'show');
    }
 
    protected function activate(): void
    {
        $settings = ilAuthLoginPageEditorSettings::getInstance();
        foreach ($this->visible_languages as $lang_key) {
            $settings->enableIliasEditor($lang_key, in_array($lang_key, $this->languages, true));
        }
        $settings->update();
 
        $this->tpl->setOnScreenMessage('success', $this->lng->txt('settings_saved'), true);
        $this->ctrl->redirect($this, 'show');
    }
 
    protected function showIliasEditor(): void
    {
        $tbl = new ilAuthLoginPageEditorTableGUI($this, 'show');
        $tbl->parse();
 
        $this->tpl->setContent($tbl->getHTML());
    }
 
    protected function showRichtextEditor(): void
    {
        if (!$this->rbacsystem->checkAccess("visible,read", $this->getRefId())) {
            $this->ilErr->raiseError($this->lng->txt("permission_denied"), $this->ilErr->MESSAGE);
        }
        $this->lng->loadLanguageModule("meta");
 
        $this->tpl->addBlockFile(
            "ADM_CONTENT",
            "adm_content",
            "tpl.auth_login_messages.html",
            "Services/Authentication"
        );
        $this->tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));
        $this->tpl->setVariable("TXT_HEADLINE", $this->lng->txt("login_information"));
        $this->tpl->setVariable("TXT_DESCRIPTION", $this->lng->txt("login_information_desc"));
        $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt("save"));
        $this->initLoginForm();
        $this->tpl->setVariable('LOGIN_INFO', $this->form->getHTML());
    }
 
    protected function saveLoginInfo(): void
    {
        if (!$this->rbacsystem->checkAccess("write", $this->getRefId())) {
            $this->ilErr->raiseError($this->lng->txt("permission_denied"), $this->ilErr->MESSAGE);
        }
 
        $this->initLoginForm();
        if ($this->form->checkInput()) {
            // @todo: Move settings ilAuthLoginPageSettings
            $this->loginSettings = new ilSetting("login_settings");
            foreach ($this->lng->getInstalledLanguages() as $lang_key) {
                $settingKey = "login_message_" . $lang_key;
                if ($this->form->getInput($settingKey)) {
                    $this->loginSettings->set($settingKey, $this->form->getInput($settingKey));
                }
            }
            if ($this->form->getInput('default_auth_mode')) {
                $this->setting->set('default_auth_mode', $this->form->getInput('default_auth_mode'));
            }
 
            $this->tpl->setOnScreenMessage('success', $this->lng->txt("login_information_settings_saved"), true);
        }
 
        $this->ctrl->redirect($this, 'show');
    }
 
    protected function initLoginForm(): void
    {
        $this->form = new ilPropertyFormGUI();
        $this->form->setFormAction($this->ctrl->getFormAction($this, 'saveLoginInfo'));
        $this->form->setTableWidth('80%');
        $this->form->setTitle($this->lng->txt('login_information'));
 
        $this->form->addCommandButton('saveLoginInfo', $this->lng->txt('save'));
 
        if ($ldap_id = ilLDAPServer::_getFirstActiveServer()) {
            $select = new ilSelectInputGUI($this->lng->txt('default_auth_mode'), 'default_auth_mode');
            $select->setValue($this->setting->get('default_auth_mode', (string) ilAuthUtils::AUTH_LOCAL));
            $select->setInfo($this->lng->txt('default_auth_mode_info'));
            $options[ilAuthUtils::AUTH_LOCAL] = $this->lng->txt('auth_local');
            if ($ldap_id) {
                $options[ilAuthUtils::AUTH_LDAP] = $this->lng->txt('auth_ldap');
            }
            $select->setOptions($options);
            $this->form->addItem($select);
        }
 
        if (!is_object($this->loginSettings)) {
            $this->loginSettings = new ilSetting("login_settings");
        }
 
        $login_settings = $this->loginSettings->getAll();
        $languages = $this->lng->getInstalledLanguages();
        $def_language = $this->lng->getDefaultLanguage();
 
        foreach ($this->setDefLangFirst($def_language, $languages) as $lang_key) {
            $add = "";
            if ($lang_key === $def_language) {
                $add = " (" . $this->lng->txt("default") . ")";
            }
 
            $textarea = new ilTextAreaInputGUI(
                $this->lng->txt("meta_l_" . $lang_key) . $add,
                'login_message_' . $lang_key
            );
            $textarea->setRows(10);
            $msg_login_lang = "login_message_" . $lang_key;
            if (isset($login_settings[$msg_login_lang])) {
                $textarea->setValue($login_settings[$msg_login_lang]);
            }
            $textarea->setUseRte(true);
            $textarea->setRteTagSet("extended");
            $this->form->addItem($textarea);
 
            unset($login_settings["login_message_" . $lang_key]);
        }
 
        foreach ($login_settings as $key => $message) {
            $lang_key = substr($key, strrpos($key, "_") + 1, strlen($key) - strrpos($key, "_"));
 
            $textarea = new ilTextAreaInputGUI(
                $this->lng->txt("meta_l_" . $lang_key),
                'login_message_' . $lang_key
            );
            $textarea->setRows(10);
            $textarea->setValue($message);
            $textarea->setUseRte(true);
            $textarea->setRteTagSet("extended");
            if (!in_array($lang_key, $languages, true)) {
                $textarea->setAlert($this->lng->txt("not_installed"));
            }
            $this->form->addItem($textarea);
        }
    }
 
    private function setDefLangFirst(string $a_def_language, array $a_languages): array
    {
        $languages = [];
        if ($a_def_language !== "") {
            $languages[] = $a_def_language;
 
            foreach ($a_languages as $val) {
                if (!in_array($val, $languages, true)) {
                    $languages[] = $val;
                }
            }
        }
 
        return $languages;
    }
}