privfeed.php

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

include_once "Services/Context/classes/class.ilContext.php";
ilContext::init(ilContext::CONTEXT_RSS_AUTH);

require_once("Services/Init/classes/class.ilInitialisation.php");
ilInitialisation::initILIAS();

global $lng, $ilSetting;

$feed_set = new ilSetting("news");


        if (!isset($_SERVER['PHP_AUTH_PW']) || !isset($_SERVER['PHP_AUTH_USER'])) 
        {
                Header("WWW-Authenticate: Basic realm=\"ILIAS Newsfeed\"");
                Header("HTTP/1.0 401 Unauthorized");

                exit;
        }
        else 
        { 
                if ($_GET["user_id"] != "" && ilObjUser::_getFeedPass($_GET["user_id"]) != "" &&
                   (md5($_SERVER['PHP_AUTH_PW']) == ilObjUser::_getFeedPass($_GET["user_id"]) && 
                    $_SERVER['PHP_AUTH_USER'] == ilObjUser::_lookupLogin($_GET["user_id"]))
                    && $feed_set->get("enable_private_feed"))
                {
                        include_once("./Services/Feeds/classes/class.ilUserFeedWriter.php");
                        // Third parameter is true for private feed
                        $writer = new ilUserFeedWriter($_GET["user_id"], $_GET["hash"], true);
                        $writer->showFeed();
                }
                else if ($_GET["ref_id"] != "" && md5($_SERVER['PHP_AUTH_PW']) == ilObjUser::_getFeedPass(ilObjUser::_lookupId($_SERVER['PHP_AUTH_USER'])))
                {

                        include_once("./Services/Feeds/classes/class.ilObjectFeedWriter.php");
                        // Second parameter is optional to pass on to database-level to get news for logged-in users
                        $writer = new ilObjectFeedWriter($_GET["ref_id"], ilObjUser::_lookupId($_SERVER['PHP_AUTH_USER']));
                        $writer->showFeed();
                }
                else {
                        
                        // send appropriate header, if password is wrong, otherwise
                        // there is no chance to re-enter it (unless, e.g. the browser is closed)
                        if (md5($_SERVER['PHP_AUTH_PW']) != ilObjUser::_getFeedPass(ilObjUser::_lookupId($_SERVER['PHP_AUTH_USER'])))
                        {
                                Header("WWW-Authenticate: Basic realm=\"ILIAS Newsfeed\"");
                                Header("HTTP/1.0 401 Unauthorized");
                                exit;
                        }
                        
                        include_once("./Services/Feeds/classes/class.ilFeedItem.php");
                        include_once("./Services/Feeds/classes/class.ilFeedWriter.php");

                        $blankFeedWriter = new ilFeedWriter();
                        $feed_item = new ilFeedItem();
                        $lng->loadLanguageModule("news");
                        
                        if ($ilSetting->get('short_inst_name') != "")
                        {
                                $blankFeedWriter->setChannelTitle($ilSetting->get('short_inst_name'));
                        }
                        else
                        {
                                $blankFeedWriter->setChannelTitle("ILIAS");
                        }




                        if (!$feed_set->get("enable_private_feed"))
                        {
                                $blankFeedWriter->setChannelAbout(ILIAS_HTTP_PATH);
                                $blankFeedWriter->setChannelLink(ILIAS_HTTP_PATH);                      
                                // title
                                $feed_item->setTitle($lng->txt("priv_feed_no_access_title"));

                                // description
                                $feed_item->setDescription($lng->txt("priv_feed_no_access_body"));
                                $feed_item->setLink(ILIAS_HTTP_PATH);
                        }
                        else
                        {
                                $blankFeedWriter->setChannelAbout(ILIAS_HTTP_PATH);
                                $blankFeedWriter->setChannelLink(ILIAS_HTTP_PATH);                      
                                // title
                                $feed_item->setTitle($lng->txt("priv_feed_no_auth_title"));

                                // description
                                $feed_item->setDescription($lng->txt("priv_feed_no_auth_body"));
                                $feed_item->setLink(ILIAS_HTTP_PATH);
                        }
                        $blankFeedWriter->addItem($feed_item);
                        $blankFeedWriter->showFeed();
                }
                
        }
?>