root/releases/0.2/_weblog/rss2.php

<?php

    //    ELGG weblog RSS 2.0 page

    // Run includes
        require("../includes.php");
        
        run("profile:init");
        run("friends:init");
        run("weblogs:init");
        
        global $profile_id;
        global $individual;
        global $page_owner;
        
        $individual = 1;
        
        $sitename = htmlentities(sitename);
        
        header("Content-type: text/xml");
        
        if (isset($page_owner)) {
            
            echo <<< END
<?xml version='1.0' encoding='UTF-8'?>
<rss version='2.0'   xmlns:dc='http://purl.org/dc/elements/1.1/'>
END;
            $info = db_query("select * from users where ident = $page_owner");
            if (sizeof($info) > 0) {
                $info = $info[0];
                $name = htmlentities(stripslashes($info->name));
                $username = htmlentities(stripslashes($info->username));
                $mainurl = htmlentities(url . $username . "/weblog/");
                echo <<< END
  <channel xml:base='$mainurl'>
    <title>$name : Weblog</title>
    <description>The weblog for $name, hosted on $sitename.</description>
    <language>en-gb</language>
    <link>$mainurl</link>
END;
                if (!isset($_REQUEST['tag'])) {
                    $entries = db_query("select * from weblog_posts where weblog = $page_owner and access = 'PUBLIC' order by posted desc limit 10");
                } else {
                    $tag = addslashes($_REQUEST['tag']);
                    $entries = db_query("select weblog_posts.* from tags left join weblog_posts on weblog_posts.ident = tags.ref where weblog_posts.weblog = $page_owner and weblog_posts.access = 'PUBLIC' and tags.tag = '$tag' and tags.tagtype = 'weblog' order by weblog_posts.posted desc limit 10");
                }
                if (sizeof($entries) > 0) {
                    foreach($entries as $entry) {
                        $title = htmlentities(stripslashes($entry->title));
                        $link = url . $username . "/weblog/" . $entry->ident . ".html";
                        $body = htmlentities(run("weblogs:text:process",stripslashes($entry->body)));
                        $pubdate = gmdate("D, d M Y H:i:s T", $entry->posted);
                        $keywords = db_query("select * from tags where tagtype = 'weblog' and ref = '".$entry->ident."'");
                        $keywordtags = "";
                        if (sizeof($keywords) > 0) {
                            foreach($keywords as $keyword) {
                                $keywordtags .= "\n        <dc:subject>".htmlentities(stripslashes($keyword->tag)) . "</dc:subject>";
                            }
                        }
                        echo <<< END
    <item>
        <title>$title</title>
        <link>$link</link>
        <pubDate>$pubdate</pubDate>$keywordtags
        <description>$body</description>
    </item>
END;
                    }
                }
                echo <<< END
  </channel>
</rss>
END;
        }
    }