thinkphp分页类改造-php手册-PHP中文网

thinkphp分页类改造

php中文网

发布： 2016-06-07 11:44:22

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1347人浏览过

thinkphp自带的分页，没法通过配置让当前页页码显示在页码条中间（我的还是2.0,不知道3.0+可以了么），所以就改了下，效果还不错
thinkphp分页类改造
<?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> modified by 米国村长 // +---------------------------------------------------------------------- // $Id$ class Page extends Think { // 起始行数 public $firstRow ; // 列表每页显示行数 public $listRows ; // 页数跳转时要带的参数 public $parameter ; // 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 ; // 分页栏每页显示的页数 protected $rollPage ; //这里将$page写成类的成员属性，其实不用，懒的改了 public $page; // 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'=>'最后一页','theme'=>' %totalRow% %header% %nowPage%/%totalPage% 页 %upPage% %downPage% %first% %prePage% %linkPage% %nextPage% %end%'); protected $config = array('header'=>'条记录','prev'=>'上一页','next'=>'下一页','first'=>'第一页','last'=>'最后一页','theme'=>'共 %totalRow% %header% %upPage% %linkPage% %downPage%'); /** +---------------------------------------------------------- * 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='') { $this->totalRows = $totalRows; $this->parameter = $parameter; $this->rollPage = C('PAGE_ROLLPAGE'); $this->listRows = !empty($listRows)?$listRows:C('PAGE_LISTROWS'); $this->totalPages = ceil($this->totalRows/$this->listRows); //总页数 $this->coolPages = ceil($this->totalPages/$this->rollPage); $this->nowPage = !empty($_GET[C('VAR_PAGE')]) ? $_GET[C('VAR_PAGE')]:1; if(!empty($this->totalPages) && $this->nowPage>$this->totalPages) { $this->nowPage = $this->totalPages; } $this->firstRow = $this->listRows*($this->nowPage-1); } 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 = C('VAR_PAGE'); $nowCoolPage = ceil($this->nowPage/$this->rollPage); $url = $_SERVER['REQUEST_URI'].(strpos($_SERVER['REQUEST_URI'],'?')?'':"?").$this->parameter; $parse = parse_url($url); if(isset($parse['query'])) { parse_str($parse['query'],$params); unset($params[$p]); $url = $parse['path'].'?'.http_build_query($params); } //上下翻页字符串 $upRow = $this->nowPage-1; $downRow = $this->nowPage+1; if ($upRow>0){ $upPage="<a>".$this->config['prev']."</a>"; }else{ $upPage="上一页"; } if ($downRow totalPages){ $downPage="<a>".$this->config['next']."</a>"; }else{ $downPage="下一页 "; } // >> // /*if($nowCoolPage == 1){ $theFirst = ""; $prePage = ""; }else{ $preRow = $this->nowPage-$this->rollPage; $prePage = "<a>上".$this->rollPage."页</a>"; $theFirst = "<a>".$this->config['first']."</a>"; } if($nowCoolPage == $this->coolPages){ $nextPage = ""; $theEnd=""; }else{ $nextRow = $this->nowPage+$this->rollPage; $theEndRow = $this->totalPages; $nextPage = "<a>下".$this->rollPage."页</a>"; $theEnd = "<a>".$this->config['last']."</a>"; } */ // 1 2 3 4 5 $linkPage = ""; if($totalpage rollPage){ for($i = 1;$itotalPages;$i++){ //若页码数不够设置的显示页数，比如设置显示5页，但只有3页数据 if($i == $this->nowPage){ $linkPage .= "".$i.""; }else{ $linkPage .= "<a>".$i."</a>"; } } }else{ $mid = ceil($this->rollPage/2); if($this->nowPage >= $mid && $this->nowPage totalPages - $mid)){ //当前页在页码中间靠右时，保持左边有2个页码 $this->page = $this->nowPage - ($this->rollpage/2 - 1);//这个2使当前页保持在中间（每次显示5个页码时），如果一次显示7个页码，改成3即可保持当前页在中间 for($i = 1; $i rollPage; $i++){ if($this->page == $this->nowPage){ $linkPage .= "".$this->page.""; }else{ $linkPage .= "<a>page'>".$this->page."</a>"; } $this->page++; } }elseif($this->nowPage for($i = 1; $i rollPage; $i++){ //如1234567 当前页为3 $this->page = $i; if($this->page == $this->nowPage){ $linkPage .= "".$this->page.""; }else{ $linkPage .= "<a>page'>".$this->page."</a>"; } } }elseif($this->nowPage > $this->totalPages - $mid){ //当前页在coolPages是最后一页时，直接循环出剩下的页面就行 for($i = $this->totalPages - $this->rollPage + 1; $i totalPages; $i++){ $this->page = $i; if($this->page == $this->nowPage){ $linkPage .= "".$this->page.""; }else{ $linkPage .= "<a>page'>".$this->page."</a>"; } } } } $pageStr = str_replace( array('%header%','%nowPage%','%totalRow%','%totalPage%','%upPage%','%downPage%','%first%','%prePage%','%linkPage%','%nextPage%','%end%'), array($this->config['header'],$this->nowPage,$this->totalRows,$this->totalPages,$upPage,$downPage,$theFirst,$prePage,$linkPage,$nextPage,$theEnd),$this->config['theme']); return $pageStr; } } ?></liu21st>

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