PbootCMS生成的sitemap.xml中增加tag标签链接

// 指定分类标签调用
public function getSortTags($scode)
{
    $join = array(
        array(
            'ay_content_sort b',
            'a.scode=b.scode',
            'LEFT'
        ),
        array(
            'ay_model c',
            'b.mcode=c.mcode',
            'LEFT'
        )
    );
    
    $scode_arr = array();
    if ($scode) {
        // 获取所有子类分类编码
        $this->scodes = array(); // 先清空
        $scodes = $this->getSubScodes(trim($scode)); // 获取子类
                                                     
        // 拼接条件
        $scode_arr = array(
            "a.scode in (" . implode_quot(',', $scodes) . ")",
            "a.subscode='$scode'"
        );
    }
    $result = parent::table('ay_content a')->where('a.status=1')->where("c.type=2 AND a.tags<>''")
        ->where($scode_arr, 'OR')
        ->join($join)
        ->order('a.visits DESC')
        ->column('a.tags');
    return $result;
}