<?php
use XoopsModules\Tadtools\Utility;

function mk_rss()
{
    global $xoopsDB, $xoopsConfig;
    xoops_load('XoopsLocal');
    $myts = \MyTextSanitizer::getInstance();
    $sql = 'SELECT ncsn,nc_title FROM ' . $xoopsDB->prefix('tad_news_cate') . " WHERE not_news!='1' AND enable_group=''";
    $result = $xoopsDB->query($sql) or Utility::web_error($sql, __FILE__, __LINE__);
    while (list($ncsn, $nc_title) = $xoopsDB->fetchRow($result)) {
        $ncsn_ok[] = $ncsn;
        $cates[$ncsn] = $nc_title;
    }

    $ok_cate = implode(',', $ncsn_ok);
    $where_cate = (empty($ok_cate)) ? "and ncsn='0'" : "and (ncsn in($ok_cate) or ncsn='0')";
    $today = date('Y-m-d H:i:s', xoops_getUserTimestamp(time()));
    $sql = 'select * from ' . $xoopsDB->prefix('tad_news') . " where enable='1' and passwd='' and enable_group='' $where_cate and start_day < '{$today}' and (end_day > '{$today}' or end_day='0000-00-00 00:00:00') order by $top_order start_day desc limit 0 , 30";

    $result = $xoopsDB->query($sql) or redirect_header(XOOPS_URL, 3, show_error($sql));
    $allItem = '';
    while (false !== ($all_news = $xoopsDB->fetchArray($result))) {
        foreach ($all_news as $k => $v) {
            $$k = $v;
        }
        $news_title = $myts->htmlSpecialChars($news_title);
        $news_content = $myts->displayTarea($news_content, 1, 1, 1, 1, 0);

        $allItem .= '
    <item>
      <title>' . XoopsLocal::convert_encoding(htmlspecialchars($news_title, ENT_QUOTES)) . '</title>
      <link>' . XOOPS_URL . "/modules/tadnews/index.php?nsn={$nsn}</link>
      <description>" . XoopsLocal::convert_encoding(htmlspecialchars($news_content, ENT_QUOTES)) . '</description>

      <pubDate>' . formatTimestamp(strtotime($start_day), 'rss') . '</pubDate>
      <guid>' . XOOPS_URL . "/modules/tadnews/index.php?ncsn={$ncsn}</guid>
    </item>
    ";
    }

    $dimension = getimagesize(XOOPS_ROOT_PATH . '/images/logo.png');
    if (empty($dimension[0])) {
        $width = 88;
    } else {
        $width = ($dimension[0] > 144) ? 144 : $dimension[0];
    }
    if (empty($dimension[1])) {
        $height = 31;
    } else {
        $height = ($dimension[1] > 400) ? 400 : $dimension[1];
    }

    $main = '
    <?xml version="1.0" encoding="UTF-8"?>
    <rss version="2.0">
      <channel>
        <title>' . XoopsLocal::convert_encoding(htmlspecialchars($xoopsConfig['sitename'], ENT_QUOTES)) . '</title>
        <link>' . XOOPS_URL . '</link>
        <description>' . XoopsLocal::convert_encoding(htmlspecialchars($xoopsConfig['slogan'], ENT_QUOTES)) . '</description>
        <lastBuildDate>' . formatTimestamp(time(), 'rss') . '</lastBuildDate>

        <generator>Tad News</generator>
        <category>News</category>
        <managingEditor>' . checkEmail($xoopsConfig['adminmail'], true) . '</managingEditor>
        <webMaster>' . checkEmail($xoopsConfig['adminmail'], true) . '</webMaster>
        <language>' . _LANGCODE . '</language>
        <image>

          <title>' . XoopsLocal::convert_encoding(htmlspecialchars($xoopsConfig['sitename'], ENT_QUOTES)) . '</title>
          <url>' . XOOPS_URL . '/images/logo.png</url>
          <link>' . XOOPS_URL . "</link>
          <width>{$width}</width>
          <height>{$height}</height>
        </image>

        $allItem
      </channel>
    </rss>
  ";

    return $main;
}
