实现一个没有上下页链接的分页

浏览:1225 发布日期:2015/11/27 分类:功能实现
实现一个没有上下页链接的分页
因为项目要求,只有"%linkPage%"部分,我的设置是: $Page->setConfig('theme',' %first%   %prePage%  %linkPage%  %nextPage% %end% ');效果是:
代码是抄来的,我拿来修改"show()"部分<?php
 // +----------------------------------------------------------------------
 // | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
 // +----------------------------------------------------------------------
 // | Copyright (c) 2009 http://thinkphp.cn All rights reserved.
 // +----------------------------------------------------------------------
 // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
 // +----------------------------------------------------------------------
 // | Author: liu21st <liu21st@gmail.com>
 // |         lanfengye <zibin_5257@163.com>
//  |         wakasann <xiaofosong@126.com>
 // +----------------------------------------------------------------------
 class BootstrapPage {
    
    // 分页栏每页显示的页数
    public $rollPage = 5;
    // 页数跳转时要带的参数
    public $parameter  ;
    // 分页URL地址
    public $url     =   '';
    // 默认列表每页显示行数
    public $listRows = 20;
    // 起始行数
    public $firstRow    ;
    // 分页总页面数
    protected $totalPages  ;
    // 总行数
    protected $totalRows  ;
    // 当前页数
    protected $nowPage    ;
    // 分页的栏的总页数
    protected $coolPages   ;
    // 分页显示定制
    protected $config  =    array('header'=>'条记录','prev'=>'上一页','next'=>'下一页','first'=>'第一页','last'=>'<span id="lastspan">最后一页</span>','theme'=>'<li><span> %totalRow% %header% %nowPage%/%totalPage% 页</span></li> %upPage% %downPage% %first%  %prePage%  %linkPage%  %nextPage% <li>%end%</li>');
    // 默认分页变量名
    protected $varPage;
    /**
     * 架构函数
     * @access public
     * @param array $totalRows  总的记录数
     * @param array $listRows  每页显示记录数
     * @param array $parameter  分页跳转的参数
     */
    public function __construct($totalRows,$listRows='',$parameter='',$url='') {
        $this->totalRows    =   $totalRows;
        $this->parameter    =   $parameter;
        $this->varPage      =   C('VAR_PAGE') ? C('VAR_PAGE') : 'p' ;
        if(!empty($listRows)) {
            $this->listRows =   intval($listRows);
        }
        $this->totalPages   =   ceil($this->totalRows/$this->listRows);     //总页数
        $this->coolPages    =   ceil($this->totalPages/$this->rollPage);

        $this->nowPage      =   !empty($_GET[$this->varPage])?intval($_GET[$this->varPage]):1;
        if($this->nowPage<1){
            $this->nowPage  =   1;
        }elseif(!empty($this->totalPages) && $this->nowPage>$this->totalPages) {
            $this->nowPage  =   $this->totalPages;
        }
        $this->firstRow     =   $this->listRows*($this->nowPage-1);
        if(!empty($url))    $this->url  =   $url; 
    }
    public function setConfig($name,$value) {
        if(isset($this->config[$name])) {
            $this->config[$name]    =   $value;
        }
    }
    /**
     * 分页显示输出
     * @access public
     */
    public function show() {

        if(0 == $this->totalRows) return '';
        $p              =   $this->varPage;
        $nowCoolPage    =   ceil($this->nowPage/$this->rollPage);
        // 分析分页参数
        if($this->url){
            $depr       =   C('URL_PATHINFO_DEPR');
            $url        =   rtrim(U('/'.$this->url,'',false),$depr).$depr.'__PAGE__';
        }else{
            if($this->parameter && is_string($this->parameter)) {
                parse_str($this->parameter,$parameter);
            }elseif(is_array($this->parameter)){
                $parameter      =   $this->parameter;
            }elseif(empty($this->parameter)){
                unset($_GET[C('VAR_URL_PARAMS')]);
                $var =  !empty($_POST)?$_POST:$_GET;
                if(empty($var)) {
                    $parameter  =   array();
                }else{
                    $parameter  =   $var;
                }
            }
            $parameter[$p]  =   '__PAGE__';
            $url            =   U('',$parameter);
        }

        //上下翻页字符串
        $upRow          =   $this->nowPage-1;
        $downRow        =   $this->nowPage+1;
        if ($upRow>0){
            $upPage     =    "<li><a href='".str_replace('__PAGE__',$upRow,$url)."'>".$this->config['prev']."</a></li>";
        }else{
            $upPage     =    '';
        }

        if ($downRow <= $this->totalPages){
            $downPage   =   "<li><a href='".str_replace('__PAGE__',$downRow,$url)."'>".$this->config['next']."</a></li>";
        }else{
            $downPage   =   '';
        }

        // << < > >>
        if($nowCoolPage == 1){
            $theFirst   =   '';
            $prePage    =   '';
        }else{
            $preRow     =   $this->nowPage-$this->rollPage;
            // $prePage    =   "<li><a href='".str_replace('__PAGE__',$preRow,$url)."' >".L('page_prev')." ".$this->rollPage." ".L('page_pager')."</a></li>";
            $prePage    =   "<li><span> ... </span></li>";
            // $theFirst   =   "<li><a href='".str_replace('__PAGE__',1,$url)."' >".$this->config['first']."</a></li>";
            $theFirst   =   "<li><a href='".str_replace('__PAGE__',1,$url)."' >1</a></li>";
        }


        if($nowCoolPage == $this->coolPages){
            $nextPage   =   '';
            $theEnd     =   '';
        }else{
            $nextRow    =   $this->nowPage+$this->rollPage;
            $theEndRow  =   $this->totalPages;
            // $nextPage   =   "<li><a href='".str_replace('__PAGE__',$nextRow,$url)."' >".L('page_next')." ".$this->rollPage." ".L('page_pager')."</a></li>";
            $nextPage   =   "<li><span> ... </span></li>";
            // $theEnd     =   "<li><a href='".str_replace('__PAGE__',$theEndRow,$url)."' >".$this->config['last']."</a></li>";
            $theEnd =  "<li><a href='".str_replace('__PAGE__',$theEndRow,$url)."' >".$this->totalPages."</a></li>";
        }


        //数字链接
        // 1 2 3 4 5
        $linkPage = ""; //数字链接

        for($i=1;$i<=$this->rollPage;$i++){
            $page       =   ($nowCoolPage-1)*$this->rollPage+$i;
            if($page!=$this->nowPage){
                if($page<=$this->totalPages){
                    $linkPage .= "<li><a href='".str_replace('__PAGE__',$page,$url)."'>".$page."</a></li>";
                }else{
                    break;
                }
            }else{
                if($this->totalPages != 1){
                    $linkPage .= "<li class='active'><a href='javascript:void(0)'>".$page."</a></li>";
                }
            }
        }

        //修改最后一个为跳到下个分页组的
        if ($upRow>0){
            $page2       =  ($nowCoolPage-1)*$this->rollPage+($this->rollPage+1);
            if($page2 != $this->nowPage && $page2 < $this->totalPages){
                $linkPage .= "<li><a href='".str_replace('__PAGE__',$page2,$url)."'>".$page2."</a></li>";
            }
        }
        //修改最后一个为跳到上个分页组的
        if ($downRow <= $this->totalPages){
            $page2       =  ($nowCoolPage-1)*$this->rollPage;
            if($page2 != $this->nowPage && $page2 > 0 && $page2 < $this->totalPages){
                $linkPage2 = "<li><a href='".str_replace('__PAGE__',$page2,$url)."'>".$page2."</a></li>";
                $linkPage = $linkPage2.$linkPage;
            }
        }

        $pageStr     =   str_replace(
            array('%header%','%nowPage%','%totalRow%','%totalPage%','%upPage%','%downPage%','%first%','%prePage%','%linkPage%','%nextPage%','%end%'),
            array($this->config['header'],$this->nowPage,$this->totalRows,$this->totalPages,$upPage,$downPage,$theFirst,$prePage,$linkPage,$nextPage,$theEnd),$this->config['theme']);
        return $pageStr;
    }
 }
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