class.ilCalendarSubscriptionGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once './Services/Calendar/classes/class.ilCalendarCategory.php';

class ilCalendarSubscriptionGUI
{
        private $cal_id = 0;
        private $calendar = null;

        public function __construct($a_calendar_id)
        {
                $this->cal_id = $a_calendar_id;
                include_once './Services/Calendar/classes/class.ilCalendarCategory.php';
                $this->calendar = new ilCalendarCategory($this->cal_id);
        }

        public function getCalendarId()
        {
                return $this->cal_id;
        }

        public function getCalendar()
        {
                return $this->calendar ? $this->calendar : new ilCalendarCategory();
        }

        public function executeCommand()
        {
                global $ilCtrl;

                $next_class = $ilCtrl->getNextClass($this);
                switch($next_class)
                {
                        default:
                                $cmd = $ilCtrl->getCmd("show");

                                $this->$cmd();
                                break;
                }
                return true;
        }

        protected function show()
        {
                $token = $this->createToken();
                
                ilUtil::sendInfo($GLOBALS['lng']->txt('cal_subscription_info'));

                include_once './Services/InfoScreen/classes/class.ilInfoScreenGUI.php';
                $info = new ilInfoScreenGUI($this);
                $info->setFormAction($GLOBALS['ilCtrl']->getFormAction($this));

                $hash = $this->createToken();
                $url = ILIAS_HTTP_PATH.'/calendar.php?client_id='.CLIENT_ID.'&token='.$hash;
                $info->addSection($this->getCalendar()->getTitle());
                $info->addProperty($GLOBALS['lng']->txt('cal_ical_url'), $url, $url);

                $GLOBALS['tpl']->setContent($info->getHTML());
        }

        private function createToken()
        {
                include_once './Services/Calendar/classes/class.ilCalendarAuthenticationToken.php';
                $hash = ilCalendarAuthenticationToken::lookupAuthToken(
                        $GLOBALS['ilUser']->getId(),
                        ilCalendarAuthenticationToken::SELECTION_CALENDAR,
                        $this->getCalendarId()
                );
                if(strlen($hash))
                {
                        return $hash;
                }

                $token = new ilCalendarAuthenticationToken($GLOBALS['ilUser']->getId());
                $token->setSelectionType(ilCalendarAuthenticationToken::SELECTION_CALENDAR);
                $token->setCalendar($this->getCalendarId());
                return $token->add();
        }

}
?>