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);
            $writer->showFeed();
        } elseif ($_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();
        }
    }