class.ilPDNewsBlockGUI.php

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<?php
 
use ILIAS\News\Data\NewsCriteria;
use ILIAS\Authentication\Password\LocalUserPasswordManager;
 
class ilPDNewsBlockGUI extends ilNewsForContextBlockGUI
{
    public static string $block_type = "pdnews";
 
    public function __construct()
    {
        $this->prevent_initial_loading = true; // prevents loading in the parent constructor!
        parent::__construct();
 
        $this->dynamic = false;
        $this->setLimit(5);
        $this->setTitle($this->lng->txt("news_internal_news"));
        $this->setRowTemplate("tpl.block_row_news_for_context.html", "components/ILIAS/News");
 
        $this->loadNewsData();
        $this->handleView();
        $this->setPresentation(self::PRES_SEC_LIST);
    }
 
    private function loadNewsData(): void
    {
        $news_period = ilNewsItem::_lookupUserPDPeriod($this->user->getId());
        $collection = $this->domain->collection()->getNewsForUser(
            $this->user,
            new NewsCriteria(period: $news_period, only_public: false),
            true
        );
        $this->initData($collection->groupFiles()->groupForums(false));
    }
 
    public function getBlockType(): string
    {
        return self::$block_type;
    }
 
    public static function getScreenMode(): string
    {
        global $DIC;
 
        return match($DIC->ctrl()->getCmd()) {
            'showNews', 'showFeedUrl', 'editSettings', 'saveSettings', 'changeFeedSettings' => IL_SCREEN_CENTER,
            default => IL_SCREEN_SIDE
        };
    }
 
    public function executeCommand()
    {
        $cmd = $this->ctrl->getCmd();
        return $this->$cmd();
    }
 
    public function getHTML(): string
    {
        $ilCtrl = $this->ctrl;
        $lng = $this->lng;
        $ilUser = $this->user;
 
        // @todo: find another solution for this
        //$this->setFooterInfo($lng->txt("news_block_information"), true);
 
        $news_set = new ilSetting("news");
        $enable_internal_rss = $news_set->get("enable_rss_for_internal");
        $allow_shorter_periods = $news_set->get("allow_shorter_periods");
        $allow_longer_periods = $news_set->get("allow_longer_periods");
        $enable_private_feed = $news_set->get("enable_private_feed");
        // show feed url
        if ($enable_internal_rss) {
            // @todo: rss icon html ilRSSButtonGUI::get(ilRSSButtonGUI::ICON_RSS)
            $this->addBlockCommand(
                $ilCtrl->getLinkTarget($this, "showFeedUrl"),
                $lng->txt("news_get_feed_url")
            );
        }
 
        if ($allow_shorter_periods || $allow_longer_periods || $enable_private_feed) {
            $this->addBlockCommand(
                $ilCtrl->getLinkTarget($this, "editSettings"),
                $lng->txt("settings")
            );
        }
 
        $en = "";
        if ($ilUser->getPref("il_feed_js") === "n") {
            $en = $this->getJSEnabler();
        }
 
        return ilBlockGUI::getHTML() . $en;
    }
 
 
    public function showFeedUrl(): string
    {
        $lng = $this->lng;
        $ilCtrl = $this->ctrl;
        $ilUser = $this->user;
 
        $news_set = new ilSetting("news");
 
        if ($news_set->get("enable_private_feed")) {
            $tpl = new ilTemplate("tpl.show_priv_feed_url.html", true, true, "components/ILIAS/News");
 
            $tpl->setVariable("TXT_PRIV_TITLE", $lng->txt("news_get_priv_feed_title"));
 
            // #14365
            if (ilObjUser::_getFeedPass($GLOBALS['DIC']['ilUser']->getId())) {
                $tpl->setVariable("TXT_PRIV_INFO", $lng->txt("news_get_priv_feed_info"));
                $tpl->setVariable("TXT_PRIV_FEED_URL", $lng->txt("news_feed_url"));
                $tpl->setVariable(
                    "VAL_PRIV_FEED_URL",
                    str_replace("://", "://" . $ilUser->getLogin() . ":-password-@", ILIAS_HTTP_PATH) . "/privfeed.php?client_id=" . rawurlencode(CLIENT_ID) . "&user_id=" . $ilUser->getId() .
                        "&hash=" . ilObjUser::_lookupFeedHash($ilUser->getId(), true)
                );
                $tpl->setVariable(
                    "VAL_PRIV_FEED_URL_TXT",
                    str_replace("://", "://" . $ilUser->getLogin() . ":-password-@", ILIAS_HTTP_PATH) . "/privfeed.php?client_id=" . rawurlencode(CLIENT_ID) . "&<br />user_id=" . $ilUser->getId() .
                        "&hash=" . ilObjUser::_lookupFeedHash($ilUser->getId(), true)
                );
            } else {
                $tpl->setVariable("TXT_PRIV_INFO", $lng->txt("news_inactive_private_feed_info"));
                $tpl->setVariable("EDIT_SETTINGS_URL", $ilCtrl->getLinkTarget($this, "editSettings"));
                $tpl->setVariable("EDIT_SETTINGS_TXT", $lng->txt("news_edit_news_settings"));
            }
        } else {
            $tpl = new ilTemplate("tpl.show_feed_url.html", true, true, "components/ILIAS/News");
        }
        $tpl->setVariable("TXT_TITLE", $lng->txt("news_get_feed_title"));
        $tpl->setVariable("TXT_INFO", $lng->txt("news_get_feed_info"));
        $tpl->setVariable("TXT_FEED_URL", $lng->txt("news_feed_url"));
        $tpl->setVariable(
            "VAL_FEED_URL",
            ILIAS_HTTP_PATH . "/feed.php?client_id=" . rawurlencode(CLIENT_ID) . "&user_id=" . $ilUser->getId() .
                "&hash=" . ilObjUser::_lookupFeedHash($ilUser->getId(), true)
        );
        $tpl->setVariable(
            "VAL_FEED_URL_TXT",
            ILIAS_HTTP_PATH . "/feed.php?client_id=" . rawurlencode(CLIENT_ID) . "&<br />user_id=" . $ilUser->getId() .
                "&hash=" . ilObjUser::_lookupFeedHash($ilUser->getId(), true)
        );
 
 
        $panel = $this->ui->factory()->panel()->standard(
            $lng->txt("news_internal_news"),
            $this->ui->factory()->legacy()->content($tpl->get())
        );
 
        return $this->ui->renderer()->render($panel);
    }
 
    public function editSettings(?ilPropertyFormGUI $a_private_form = null): string
    {
        $ilUser = $this->user;
        $lng = $this->lng;
        $ilCtrl = $this->ctrl;
        $returnForm = "";
 
        $news_set = new ilSetting("news");
        $allow_shorter_periods = $news_set->get("allow_shorter_periods");
        $allow_longer_periods = $news_set->get("allow_longer_periods");
        $enable_private_feed = $news_set->get("enable_private_feed");
 
        if (!$a_private_form && ($allow_shorter_periods || $allow_longer_periods)) {
            $form = new ilPropertyFormGUI();
            $form->setFormAction($ilCtrl->getFormAction($this));
            $form->setTitle($lng->txt("news_settings"));
 
            $default_per = ilNewsItem::_lookupDefaultPDPeriod();
            $per = ilNewsItem::_lookupUserPDPeriod($ilUser->getId());
 
            $form->setTableWidth("100%");
 
            $per_opts = [
                2 => "2 " . $lng->txt("days"),
                3 => "3 " . $lng->txt("days"),
                5 => "5 " . $lng->txt("days"),
                7 => "1 " . $lng->txt("week"),
                14 => "2 " . $lng->txt("weeks"),
                30 => "1 " . $lng->txt("month"),
                60 => "2 " . $lng->txt("months"),
                120 => "4 " . $lng->txt("months"),
                180 => "6 " . $lng->txt("months"),
                366 => "1 " . $lng->txt("year")
            ];
 
            $unset = [];
            foreach ($per_opts as $k => $opt) {
                if (!$allow_shorter_periods && ($k < $default_per)) {
                    $unset[$k] = $k;
                }
                if (!$allow_longer_periods && ($k > $default_per)) {
                    $unset[$k] = $k;
                }
            }
            foreach ($unset as $k) {
                unset($per_opts[$k]);
            }
 
            $per_sel = new ilSelectInputGUI(
                $lng->txt("news_pd_period"),
                "news_pd_period"
            );
            $per_sel->setOptions($per_opts);
            $per_sel->setValue((string) $per);
            $form->addItem($per_sel);
 
            $form->addCommandButton("saveSettings", $lng->txt("save"));
            $form->addCommandButton("cancelSettings", $lng->txt("cancel"));
 
            $returnForm = $form->getHTML();
        }
 
        if ($enable_private_feed) {
            if (!$a_private_form) {
                $a_private_form = $this->initPrivateSettingsForm();
            }
            $returnForm .= ($returnForm === "")
                ? $a_private_form->getHTML()
                : "<br>" . $a_private_form->getHTML();
        }
 
        return $returnForm;
    }
 
    protected function initPrivateSettingsForm(): ilPropertyFormGUI
    {
        $ilCtrl = $this->ctrl;
        $lng = $this->lng;
        $ilUser = $this->user;
 
        $feed_form = new ilPropertyFormGUI();
        $feed_form->setFormAction($ilCtrl->getFormAction($this));
        $feed_form->setTitle($lng->txt("priv_feed_settings"));
 
        $feed_form->setTableWidth("100%");
 
        $enable_private_feed = new ilCheckboxInputGUI($lng->txt("news_enable_private_feed"), "enable_private_feed");
        $enable_private_feed->setChecked((bool) ilObjUser::_getFeedPass($ilUser->getId()));
        $feed_form->addItem($enable_private_feed);
 
        $passwd = new ilPasswordInputGUI($lng->txt("password"), "desired_password");
        $passwd->setRequired(true);
        $passwd->setInfo(ilSecuritySettingsChecker::getPasswordRequirementsInfo());
        $enable_private_feed->addSubItem($passwd);
 
        $feed_form->addCommandButton("changeFeedSettings", $lng->txt("save"));
        $feed_form->addCommandButton("cancelSettings", $lng->txt("cancel"));
 
        return $feed_form;
    }
 
    public function saveSettings(): string
    {
        $ilCtrl = $this->ctrl;
        $ilUser = $this->user;
 
        $news_set = new ilSetting("news");
 
        ilBlockSetting::_write(
            $this->getBlockType(),
            "news_pd_period",
            $this->std_request->getDashboardPeriod(),
            $ilUser->getId(),
            0
        );
 
        $this->domain->collection()->invalidateCache($this->user->getId());
 
        $ilCtrl->returnToParent($this);
        return "";
    }
 
    public function changeFeedSettings(): string
    {
        $ilCtrl = $this->ctrl;
        $lng = $this->lng;
        $ilUser = $this->user;
 
        $form = $this->initPrivateSettingsForm();
        if ($form->checkInput()) {
            // Deactivate private Feed - just delete the password
            if (!$form->getInput("enable_private_feed")) {
                $ilUser->setFeedPass("");
                $this->main_tpl->setOnScreenMessage('success', $lng->txt("priv_feed_disabled"), true);
                // $ilCtrl->returnToParent($this);
                $ilCtrl->redirect($this, "showFeedUrl");
            } else {
                $passwd = $form->getInput("desired_password");
                if (LocalUserPasswordManager::getInstance()->verifyPassword($ilUser, $passwd)) {
                    $form->getItemByPostVar("desired_password")->setAlert($lng->txt("passwd_equals_ilpasswd"));
                    $this->main_tpl->setOnScreenMessage('failure', $lng->txt("form_input_not_valid"));
                } else {
                    $ilUser->setFeedPass($passwd);
                    $this->main_tpl->setOnScreenMessage('success', $lng->txt("saved_successfully"), true);
                    $ilCtrl->redirect($this, "showFeedUrl");
                }
            }
        }
 
        $form->setValuesByPost();
        return $this->editSettings($form);
    }
}