<?php

/**
 *  RSS Feed 生成程序
*/

define('IN_ECS', true);
define('INIT_NO_USERS', true);
define('INIT_NO_SMARTY', true);

require(dirname(__FILE__) . '/includes/init.php');
require(ROOT_PATH . 'includes/cls_rss.php');

header('Content-Type: application/xml; charset=' . EC_CHARSET);
header('Cache-Control: no-cache, must-revalidate');
header('Expires: Fri, 14 Mar 1980 20:53:00 GMT');
header('Last-Modified: ' . date('r'));
header('Pragma: no-cache');

$ver = isset($_REQUEST['ver']) ? $_REQUEST['ver'] : '2.00';
$cat = isset($_REQUEST['cat']) ? ' AND ' . get_children(intval($_REQUEST['cat'])) : '';
$brd = isset($_REQUEST['brand']) ? ' AND g.brand_id=' . intval($_REQUEST['brand']) . ' ' : '';

$uri = $ecs->url();

$rss = new RSSBuilder(EC_CHARSET, $uri, htmlspecialchars($_CFG['shop_name']), htmlspecialchars($_CFG['shop_desc']), $uri . 'animated_favicon.gif');
$rss->addDCdata('', 'http://www.xxx.com', date('r'));

if (isset($_REQUEST['type']))
{
    if($_REQUEST['type'] == 'group_buy')
    {
        $now = gmtime();
        $sql = 'SELECT act_id, act_name, act_desc, start_time ' .
        "FROM " . $GLOBALS['ecs']->table('goods_activity') .
        "WHERE act_type = '" . GAT_GROUP_BUY . "' " .
            "AND start_time <= '$now' AND is_finished < 3 ORDER BY start_time DESC";
        $res = $db->query($sql);

        if ($res !== false)
        {
            while ($row = $db->fetchRow($res))
            {
                $item_url = build_uri('group_buy', array('gbid' => $row['act_id']), $row['act_name']);
                $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
                $about    = $uri . $item_url;
                $title    = htmlspecialchars($row['act_name']);
                $link     = $uri . $item_url . $separator . 'from=rss';
                $desc     = htmlspecialchars($row['act_desc']);
                $subject  = $_LANG['group_buy'];
                $date     = local_date('r', $row['start_time']);

                $rss->addItem($about, $title, $link, $desc, $subject, $date);
            }

            $rss->outputRSS($ver);
        }
    }
    elseif($_REQUEST['type'] == 'snatch')
    {
        $now = gmtime();
        $sql = 'SELECT act_id, act_name, act_desc, start_time ' .
        "FROM " . $GLOBALS['ecs']->table('goods_activity') .
        "WHERE act_type = '" . GAT_SNATCH . "' " .
            "AND start_time <= '$now' AND is_finished < 3 ORDER BY start_time DESC";
        $res = $db->query($sql);

        if ($res !== false)
        {
            while ($row = $db->fetchRow($res))
            {
                $item_url = build_uri('snatch', array('sid' => $row['act_id']), $row['act_name']);
                $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
                $about    = $uri . $item_url;
                $title    = htmlspecialchars($row['act_name']);
                $link     = $uri . $item_url . $separator . 'from=rss';
                $desc     = htmlspecialchars($row['act_desc']);
                $subject  = $_LANG['snatch'];
                $date     = local_date('r', $row['start_time']);

                $rss->addItem($about, $title, $link, $desc, $subject, $date);
            }

            $rss->outputRSS($ver);
        }
    }
    elseif($_REQUEST['type'] == 'auction')
    {
        $now = gmtime();
        $sql = 'SELECT act_id, act_name, act_desc, start_time ' .
        "FROM " . $GLOBALS['ecs']->table('goods_activity') .
        "WHERE act_type = '" . GAT_AUCTION . "' " .
            "AND start_time <= '$now' AND is_finished < 3 ORDER BY start_time DESC";
        $res = $db->query($sql);

        if ($res !== false)
        {
            while ($row = $db->fetchRow($res))
            {
                $item_url = build_uri('auction', array('auid' => $row['act_id']), $row['act_name']);
                $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
                $about    = $uri . $item_url;
                $title    = htmlspecialchars($row['act_name']);
                $link     = $uri . $item_url . $separator . 'from=rss';
                $desc     = htmlspecialchars($row['act_desc']);
                $subject  = $_LANG['auction'];
                $date     = local_date('r', $row['start_time']);

                $rss->addItem($about, $title, $link, $desc, $subject, $date);
            }

            $rss->outputRSS($ver);
        }
    }
    elseif($_REQUEST['type'] == 'exchange')
    {
        $sql = 'SELECT g.goods_id, g.goods_name, g.goods_brief, g.last_update ' .
        "FROM " . $GLOBALS['ecs']->table('exchange_goods') . " AS eg, " .
        $GLOBALS['ecs']->table('goods') . " AS g " .
        "WHERE eg.goods_id = g.goods_id";
        $res = $db->query($sql);

        if ($res !== false)
        {
            while ($row = $db->fetchRow($res))
            {
                $item_url = build_uri('exchange_goods', array('gid' => $row['goods_id']), $row['goods_name']);
                $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
                $about    = $uri . $item_url;
                $title    = htmlspecialchars($row['goods_name']);
                $link     = $uri . $item_url . $separator . 'from=rss';
                $desc     = htmlspecialchars($row['goods_brief']);
                $subject  = $_LANG['exchange'];
                $date     = local_date('r', $row['last_update']);

                $rss->addItem($about, $title, $link, $desc, $subject, $date);
            }

            $rss->outputRSS($ver);
        }
    }
    elseif($_REQUEST['type'] == 'activity')
    {
        $now = gmtime();
        $sql = 'SELECT act_id, act_name, start_time ' .
        "FROM " . $GLOBALS['ecs']->table('favourable_activity') .
        " WHERE start_time <= '$now' AND end_time >= '$now'";
        $res = $db->query($sql);

        if ($res !== false)
        {
            while ($row = $db->fetchRow($res))
            {
                $item_url = 'activity.php';
                $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
                $about    = $uri . $item_url;
                $title    = htmlspecialchars($row['act_name']);
                $link     = $uri . $item_url . $separator . 'from=rss';
                $desc     = '';
                $subject  = $_LANG['favourable'];
                $date     = local_date('r', $row['start_time']);

                $rss->addItem($about, $title, $link, $desc, $subject, $date);
            }

            $rss->outputRSS($ver);
        }
    }
    elseif($_REQUEST['type'] == 'package')
    {
        $now = gmtime();
        $sql = 'SELECT act_id, act_name, act_desc, start_time ' .
        "FROM " . $GLOBALS['ecs']->table('goods_activity') .
        "WHERE act_type = '" . GAT_PACKAGE . "' " .
            "AND start_time <= '$now' AND is_finished < 3 ORDER BY start_time DESC";
        $res = $db->query($sql);

        if ($res !== false)
        {
            while ($row = $db->fetchRow($res))
            {
                $item_url = 'package.php';
                $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
                $about    = $uri . $item_url;
                $title    = htmlspecialchars($row['act_name']);
                $link     = $uri . $item_url . $separator . 'from=rss';
                $desc     = htmlspecialchars($row['act_desc']);
                $subject  = $_LANG['remark_package'];
                $date     = local_date('r', $row['start_time']);

                $rss->addItem($about, $title, $link, $desc, $subject, $date);
            }

            $rss->outputRSS($ver);
        }
    }
    elseif(substr($_REQUEST['type'], 0, 11) == 'article_cat')
    {
        $sql = 'SELECT article_id, title, author, add_time' .
               ' FROM ' .$GLOBALS['ecs']->table('article') .
               ' WHERE is_open = 1 AND ' . get_article_children(substr($_REQUEST['type'], 11)) .
               ' ORDER BY add_time DESC LIMIT ' . $_CFG['article_page_size'];
        $res = $db->query($sql);

        if ($res !== false)
        {
            while ($row = $db->fetchRow($res))
            {
                $item_url = build_uri('article', array('aid' => $row['article_id']), $row['title']);
                $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
                $about    = $uri . $item_url;
                $title    = htmlspecialchars($row['title']);
                $link     = $uri . $item_url . $separator . 'from=rss';
                $desc     = '';
                $subject  = htmlspecialchars($row['author']);
                $date     = local_date('r', $row['add_time']);

                $rss->addItem($about, $title, $link, $desc, $subject, $date);
            }

            $rss->outputRSS($ver);
        }
    }
}
else
{
    $in_cat = $cat > 0 ? ' AND ' . get_children($cat) : '';

    $sql = 'SELECT c.cat_name, g.goods_id, g.goods_name, g.goods_brief, g.last_update ' .
            'FROM ' . $ecs->table('category') . ' AS c, ' . $ecs->table('goods') . ' AS g ' .
            'WHERE c.cat_id = g.cat_id AND g.is_delete = 0 AND g.is_alone_sale = 1 ' . $brd . $cat .
            'ORDER BY g.last_update DESC';
    $res = $db->query($sql);

    if ($res !== false)
    {
        while ($row = $db->fetchRow($res))
        {
            $item_url = build_uri('goods', array('gid' => $row['goods_id']), $row['goods_name']);
            $separator = (strpos($item_url, '?') === false)? '?' : '&amp;';
            $about    = $uri . $item_url;
            $title    = htmlspecialchars($row['goods_name']);
            $link     = $uri . $item_url . $separator . 'from=rss';
            $desc     = htmlspecialchars($row['goods_brief']);
            $subject  = htmlspecialchars($row['cat_name']);
            $date     = local_date('r', $row['last_update']);

            $rss->addItem($about, $title, $link, $desc, $subject, $date);
        }

        $rss->outputRSS($ver);
    }
}

?>