FP分页代码 看你们都在发我发一个FP的

/**
     * @author: LiaoJiangYi
     * 分页代码 pagination
     * @param $num int 总共有多少条记录
     * @param $perpage int 每页显示多少条数据
     * @param $curpage int 当前页数
     * @param $anchor string URL附加参数  例:&a=1&b=2
     * @param $page_href_template string 例:{url}/{page}.html
    */
    public function pagination($num, $perpage, $curpage, $anchor='', $page_href_template = '',$otherJsFunc = '') {
        $multipage = '';
        $curpage = $curpage>1 ? $curpage : 1;
        if (!empty($_SERVER['QUERY_STRING']))
            $REQUEST_URI = $_SERVER['QUERY_STRING'] ? $_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING'] : $_SERVER['PHP_SELF'];
        $mpurl = $_SERVER['REQUEST_URI'] ? $_SERVER['REQUEST_URI'] : $REQUEST_URI;
        if(!$page_href_template)
        {
            $_parse_url = parse_url($mpurl);
            $url_query = !empty($_parse_url["query"]) ? $_parse_url["query"] : '';
            if($url_query)
            {
                $url_query = explode('&',$url_query);
                $querys = '';
                foreach($url_query as $val)
                {
                    $val = explode('=',$val);
                    $k = $val[0];
                    $v = $val[1];
                    $v = htmlspecialchars(strip_tags(trim($v)),ENT_QUOTES,'UTF-8');
                    $k = htmlspecialchars(strip_tags(trim($k)),ENT_QUOTES,'UTF-8');
                    $v = str_replace("'",'',$v);
                    $v = str_replace('"','',$v);
                    $v = str_replace("\\",'',$v);
                    if($k!='page')$querys .= $k.'='.$v.'&';
                }
                $mpurl = $_parse_url['path'].'?'.$querys;
                unset($querys,$v,$k,$val);
            }else $mpurl.="?";
            unset($url,$url_query,$_parse_url);
        } else {
            $ae = pathinfo($mpurl);
            $mpurl = $ae["dirname"];
            unset($ae);
        }
        if($num > $perpage)
        {
            $page = 5;
            $offset = 2;
            $pages = @ceil($num / $perpage);
            if($page > $pages) {
                $from = 1;
                $to = $pages;
            } else {
                $from = $curpage - $offset;
                $to = $curpage + $page - $offset - 1;
                if($from < 1) {
                    $to = $curpage + 1 - $from;
                    $from = 1;
                    if(($to - $from) < $page && ($to - $from) < $pages) {
                        $to = $page;
                    }
                } elseif($to > $pages) {
                    $from = $curpage - $pages + $to;
                    $to = $pages;
                    if(($to - $from) < $page && ($to - $from) < $pages) {
                        $from = $pages - $page + 1;
                    }
                }
            }
            if(!$page_href_template)
            {
                $multipage = ($curpage - $offset > 1 && $pages > $page ? '<a href="'.$mpurl.'page=1'.$anchor.'" class="p_redirect">首 页</a>' : '').($curpage > 1 ? '<a href="'.$mpurl.'page='.($curpage - 1).$anchor.'" class="p_redirect">上一页</a>' : '');
                for($i = $from; $i <= $to; $i++)
                {
                    $multipage .= $i == $curpage ? '<span class="p_curpage" >'.$i.'</span>' : '<a href="'.$mpurl.'page='.$i.$anchor.'" class="p_num">'.$i.'</a>';
                }
                $multipage .= ($curpage!=$pages && $pages>$page) ? '....... <a href="'.$mpurl.'page='.$pages.$anchor.'" class="p_num">'.$pages.'</a>' : '';
                $multipage .= ($curpage < $pages ? '<a href="'.$mpurl.'page='.($curpage + 1).$anchor.'" class="p_redirect">下一页</a>' : '').($to < $pages ? '<a href="'.$mpurl.'page='.$pages.$anchor.'"class="p_redirect">尾 页</a>' : '');
            } else {
                $mpurl = str_replace('{url}',$mpurl,$page_href_template);
                $multipage = ($curpage - $offset > 1 && $pages > $page ? '<a href="'.str_replace('{page}',1,$mpurl).'" class="p_redirect">首 页</a>' : '').($curpage > 1 ? '<a href="'.str_replace("{page}",($curpage - 1),$mpurl).'" class="p_redirect">&lt;上一页</a>' : '');
                for($i = $from; $i <= $to; $i++)
                {
                    $multipage .= $i == $curpage ? '<span class="p_curpage" >'.$i.'</span>' : '<a href="'.str_replace("{page}",$i,$mpurl).'" class="p_num">'.$i.'</a>';
                }
                $multipage .= ($curpage!=$pages && $pages>$page) ? '... <a href="'.str_replace('{page}',$pages,$mpurl).'" class="p_num">'.$pages.'</a>' : '';
                $multipage .= ($curpage < $pages ? '<a href="'.str_replace('{page}',($curpage + 1),$mpurl).'" class="p_redirect">下一页&gt;</a>' : '').($to < $pages ? '<a href="'.str_replace("{page}",$pages,$mpurl).'"class="p_redirect">尾 页</a>' : '');
            }
        }
        $multipage = $multipage;//.'<span class="p_bar"><span class="p_info">共'.$num.'条记录</span>&nbsp;每页显示'.$perpage.'条</span>';
        if($otherJsFunc)
        {
            $pages = !empty($pages) ? $pages : 1;
            $pages = $pages < 1 ? 1 : $pages;
            $multipage .= '共'.$pages.'页 到第<input type="text" id="'.$otherJsFunc.'_page" value="'.$curpage.'" class="page_text">页<input type="button" class="page_btn" onclick="'.$otherJsFunc.'($(\'#'.$otherJsFunc.'_page\').val())" value="确定">';
        }
        //$multipage = '<span class="p_info">共'.$num.'条</span>'.$multipage;
        return $multipage;
    }