class.ilChatBlockGUI.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

include_once 'Services/Block/classes/class.ilBlockGUI.php';
class ilChatBlockGUI extends ilBlockGUI
{
        static $block_type = "chatviewer";
        
        function ilChatBlockGUI()
        {
                global $ilCtrl, $lng, $ilUser;
                parent::ilBlockGUI();
                $lng->loadLanguageModule("chat");
                $this->setImage(ilUtil::getImagePath("icon_chat.gif"));
                $this->setTitle($lng->txt("chat_chatviewer"));
                $this->setAvailableDetailLevels(1, 0);
                $this->allow_moving = true;
        }
        
        static function getBlockType()
        {
                return self::$block_type;
        }
        
        static function isRepositoryObject()
        {
                return false;
        }

        static function getScreenMode()
        {
                switch($_GET["cmd"])
                {
                        default:
                                return IL_SCREEN_SIDE;
                                break;
                }
        }

        function &executeCommand()
        {
                global $ilCtrl;

                $next_class = $ilCtrl->getNextClass();
                $cmd = $ilCtrl->getCmd("getHTML");

                return $this->$cmd();
        }

        function getHTML()
        {
                global $tpl;
                include_once 'Modules/Chat/classes/class.ilChatServerConfig.php';
                include_once 'Services/YUI/classes/class.ilYuiUtil.php';
                
                ilYuiUtil::initJson();
                
                $serverconfig = new ilChatServerConfig();
                
                if ($this->getCurrentDetailLevel() == 0 || !$serverconfig->getActiveStatus() || !$serverconfig->isAlive())
                        return "";
                else
                {       
                        $tpl->addCss('Modules/Chat/templates/default/chat.css');
                        $html = parent::getHTML();
                        return $html;
                }

        }

        function fillDataSection()
        {
                global $tpl, $lng, $ilCtrl;
                
                include_once 'Modules/Chat/classes/class.ilChatBlock.php';
                
                $tpl->addJavascript("Modules/Chat/js/ChatChatviewerBlock.js");
                //$tpl->addJavascript("Modules/Chat/js/json.js");
                
                $chatblock = new ilChatBlock();
                $body_tpl = new ilTemplate('tpl.chat_block_message_body.html', true, true, 'Modules/Chat');

                $height = 120;
                if ($this->getCurrentDetailLevel() > 0 && $this->getCurrentDetailLevel() <= 3)
                {
                        $height *= $this->getCurrentDetailLevel();
                }
                $body_tpl->setVariable('BLOCK_HEIGHT', $height);
                $body_tpl->setVariable('TXT_ENABLE_AUTOSCROLL', $lng->txt('chat_enable_autoscroll'));           
                $ilCtrl->setParameter($this, 'ref_id', '#__ref_id');
                $ilCtrl->setParameter($this, 'room_id', '#__room_id');
                $body_tpl->setVariable('CHATBLOCK_BASE_URL', 'ilias.php?ref_id=#__ref_id&room_id=#__room_id&cmdClass=ilobjchatgui&cmd=getChatViewerBlockContent&baseClass=ilChatPresentationGUI&cmdMode=asynch');
                $ilCtrl->clearParameters($this);
                
                $content = $body_tpl->get() . $chatblock->getRoomSelect();
                $this->setDataSection($content);

        }
                
        function fillRow($a_set)
        {
                global $ilUser, $ilCtrl, $lng;
//              $ilCtrl->setParameterByClass("ilfeedbackgui","barometer_id",$a_set["id"]);
//              $this->tpl->setVariable('LINK_FEEDBACK',
//                      $ilCtrl->getLinkTargetByClass(array("ilpersonaldesktopgui", 'ilfeedbackgui'),'voteform'));
//              $this->tpl->setVariable('TXT_FEEDBACK', $a_set["title"]);
        }

        function getOverview()
        {
                global $ilUser, $lng, $ilCtrl;
                                
//              return '<div class="small">'.((int) count($this->feedbacks))." ".$lng->txt("pdesk_feedbacks")."</div>";
        }
}
?>