class.ilNotificationGUI.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once './Services/Object/classes/class.ilObjectGUI.php';
require_once 'Services/Notifications/classes/class.ilNotificationConfig.php';
require_once 'Services/Notifications/classes/class.ilNotificationHandler.php';

class ilNotificationGUI
{
    private $handler = array();

    public function __construct()
    {
        $this->type = "not";

        require_once 'Services/Notifications/classes/class.ilNotificationSetupHelper.php';
    }

    public static function _forwards()
    {
        return array();
    }

    public function executeCommand()
    {
        global $ilCtrl;

        if (!$ilCtrl->getCmd()) {
            return;
        }

        $cmd = $ilCtrl->getCmd() . 'Object';
        $this->$cmd();
    }

    public function getHandler($type)
    {
        return $this->handler[$type];
    }

    private function getAvailableTypes($types = array())
    {
        return ilNotificationDatabaseHandler::getAvailableTypes($types);
    }

    private function getAvailableChannels($types = array())
    {
        return ilNotificationDatabaseHandler::getAvailableChannels($types);
    }

    public function getOSDNotificationsObject()
    {
        global $ilUser;

        ilSession::enableWebAccessWithoutSession(true);

        if ($ilUser->getId() == ANONYMOUS_USER_ID) {
            return '{}';
        }

        require_once 'Services/Notifications/classes/class.ilNotificationEchoHandler.php';
        require_once 'Services/Notifications/classes/class.ilNotificationOSDHandler.php';

        $notifications         = ilNotificationOSDHandler::getNotificationsForUser($ilUser->getId(), true, (int) $_REQUEST['max_age']);
        $result                = new stdClass();
        $result->notifications = $notifications;
        $result->server_time   = time();
        echo json_encode($result);
        exit;
    }

    public function removeOSDNotificationsObject()
    {
        global $ilUser;

        ilSession::enableWebAccessWithoutSession(true);

        require_once 'Services/Notifications/classes/class.ilNotificationEchoHandler.php';
        require_once 'Services/Notifications/classes/class.ilNotificationOSDHandler.php';

        ilNotificationOSDHandler::removeNotification($_REQUEST['notification_id']);

        exit;
    }

    public function addHandler($channel, ilNotificationHandler $handler)
    {
        if (!array_key_exists($channel, $this->handler) || !is_array($this->handler[$channel])) {
            $this->handler[$channel] = array();
        }

        $this->handler[$channel][] = $handler;
    }

    private function saveCustomizingOptionObject()
    {
        global $ilUser;

        if ($_POST['enable_custom_notification_configuration']) {
            $ilUser->writePref('use_custom_notification_setting', 1);
        } else {
            $ilUser->writePref('use_custom_notification_setting', 0);
        }

        $this->showSettingsObject();
    }

    public function showSettingsObject()
    {
        global $tpl, $ilCtrl, $ilUser, $lng;

        require_once 'Services/Notifications/classes/class.ilNotificationSettingsTable.php';
        require_once 'Services/Notifications/classes/class.ilNotificationDatabaseHelper.php';

        $userTypes = ilNotificationDatabaseHandler::loadUserConfig($ilUser->getId());

        $lng->loadLanguageModule('notification');

        require_once 'Services/Form/classes/class.ilPropertyFormGUI.php';
        $form = new ilPropertyFormGUI();
        $chk  = new ilCheckboxInputGUI($lng->txt('enable_custom_notification_configuration'), 'enable_custom_notification_configuration');
        $chk->setValue('1');
        $chk->setChecked($ilUser->getPref('use_custom_notification_setting') == 1);
        $form->addItem($chk);

        $form->setFormAction($ilCtrl->getFormAction($this, 'showSettingsObject'));
        $form->addCommandButton('saveCustomizingOption', $lng->txt('save'));
        $form->addCommandButton('showSettings', $lng->txt('cancel'));

        $table = new ilNotificationSettingsTable($this, 'a title', $this->getAvailableChannels(array('set_by_user')), $userTypes);

        $table->setFormAction($ilCtrl->getFormAction($this, 'saveSettings'));
        $table->setData($this->getAvailableTypes(array('set_by_user')));

        if ($ilUser->getPref('use_custom_notification_setting') == 1) {
            $table->addCommandButton('saveSettings', $lng->txt('save'));
            $table->addCommandButton('showSettings', $lng->txt('cancel'));
            $table->setEditable(true);
        } else {
            $table->setEditable(false);
        }

        $tpl->setContent($form->getHtml() . $table->getHTML());
    }

    private function saveSettingsObject()
    {
        global $ilUser, $ilCtrl;
        require_once 'Services/Notifications/classes/class.ilNotificationDatabaseHelper.php';

        ilNotificationDatabaseHandler::setUserConfig($ilUser->getId(), $_REQUEST['notification'] ? $_REQUEST['notification'] : array());
        $this->showSettingsObject();
    }

    public function addLocatorItems()
    {
        global $ilLocator, $ilCtrl;

        if (is_object($this->object)) {
            $ilLocator->addItem($this->object->getTitle(), $ilCtrl->getLinkTarget($this, ''), '', $_GET["ref_id"]);
        }
    }
}