<?php
/**
 * Syndication for commonly referenced lists.
 *
 * @package amo
 * @subpackage docs
 */

startProcessing('rss.tpl',$memcacheId,$compileId,'xml');

/**
 * Pull our input params.
 */
$clean['app']= (!empty($_GET['app']) && ctype_alpha($_GET['app'])) ? $_GET['app'] : null;
$rsstype = !empty($_GET['type']) && ctype_alpha($_GET['type']) ? $_GET['type'] : null;
switch (strtolower($rsstype)) {
    case 'themes':
    case 't':
        $clean['type'] = 't';
        break;
    case 'extensions':
    case 'e':
    default:
        $clean['type'] = 'e';
        break;
}

$rsslist = !empty($_GET['list']) && ctype_alpha($_GET['list']) ? $_GET['list'] : null;
switch (strtolower($rsslist)) {
    case 'popular':
        $rssOrderBy = 'm.downloadcount desc, m.totaldownloads desc, m.rating desc, m.dateupdated desc, m.name asc';
        break;
    case 'updated':
        $rssOrderBy = 'v.dateupdated desc, m.name asc';
        break;
    case 'rated':
        $rssOrderBy = 'm.rating desc, m.downloadcount desc, m.name asc';
        break;
    case 'newest':
    default:
        /**
         * @TODO change this to dateapproved once the db has this in it.
         */
        $rssOrderBy = 'm.dateadded desc, m.name asc';
        break;
}

// If we get here, we're going to have to pull DB contents.
require_once('includes.php');

// Build query for RSS data.
$sql['app'] = $clean['app']; // Already ok for sql, type was checked (alpha).
$sql['type'] = $clean['type']; // Already ok for sql, type was checked (alpha).

$_rssSql = "
    SELECT
        m.id,
        m.name as title,
        m.type,
        m.description,
        v.version,
        v.vid,
        v.dateupdated,
        a.appname
    FROM
        main m
    INNER JOIN version v ON m.id = v.id
    INNER JOIN (
        SELECT v.id, v.appid, v.osid, max(v.vid) as mxvid 
        FROM version v       
        WHERE approved = 'YES' group by v.id, v.appid, v.osid) as vv 
    ON vv.mxvid = v.vid AND vv.id = v.id
    INNER JOIN applications a ON a.appid = v.appid
    WHERE
        v.approved = 'yes' AND
        a.appname = '{$sql['app']}' AND
        m.type = '{$sql['type']}'
    GROUP by
        m.id
    ORDER BY
        {$rssOrderBy}
    LIMIT 0,10
";

// Get data, then set the results.
$db->query($_rssSql,SQL_ALL,SQL_ASSOC);
$_rssData = $db->record;
$tpl->assign(
    array(
        'data'=>$_rssData,
        'list'=>ucfirst($rsslist)
    )

);
?>