thinkphp分页类改造
- WBOYasal
- 2016-06-07 11:44:22991semak imbas
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
<?php <br />
// +----------------------------------------------------------------------<br>
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]<br>
// +----------------------------------------------------------------------<br>
// | Copyright (c) 2009 http://thinkphp.cn All rights reserved.<br>
// +----------------------------------------------------------------------<br>
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )<br>
// +----------------------------------------------------------------------<br>
// | Author: liu21st <liu21st> modified by 米国村长<br>
// +----------------------------------------------------------------------<br>
// $Id$<br>
<br>
class Page extends Think {<br>
// 起始行数<br>
public $firstRow ;<br>
// 列表每页显示行数<br>
public $listRows ;<br>
// 页数跳转时要带的参数<br>
public $parameter ;<br>
// 分页总页面数<br>
protected $totalPages ;<br>
// 总行数<br>
protected $totalRows ;<br>
// 当前页数<br>
protected $nowPage ;<br>
// 分页的栏的总页数<br>
protected $coolPages ;<br>
// 分页栏每页显示的页数<br>
protected $rollPage ;<br>
//这里将$page写成类的成员属性，其实不用，懒的改了<br>
public $page;<br>
// 分页显示定制<br>
//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%');<br>
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'=>'<span>共 %totalRow% %header%</span> %upPage% %linkPage% %downPage%');<br>
<br>
/**<br>
+----------------------------------------------------------<br>
* 架构函数<br>
+----------------------------------------------------------<br>
* @access public<br>
+----------------------------------------------------------<br>
* @param array $totalRows 总的记录数<br>
* @param array $listRows 每页显示记录数<br>
* @param array $parameter 分页跳转的参数<br>
+----------------------------------------------------------<br>
*/<br>
public function __construct($totalRows,$listRows,$parameter='') {<br>
$this->totalRows = $totalRows;<br>
$this->parameter = $parameter;<br>
$this->rollPage = C('PAGE_ROLLPAGE');<br>
$this->listRows = !empty($listRows)?$listRows:C('PAGE_LISTROWS');<br>
$this->totalPages = ceil($this->totalRows/$this->listRows); //总页数<br>
$this->coolPages = ceil($this->totalPages/$this->rollPage);<br>
$this->nowPage = !empty($_GET[C('VAR_PAGE')]) ? $_GET[C('VAR_PAGE')]:1;<br>
if(!empty($this->totalPages) && $this->nowPage>$this->totalPages) {<br>
$this->nowPage = $this->totalPages;<br>
}<br>
$this->firstRow = $this->listRows*($this->nowPage-1);<br>
}<br>
<br>
public function setConfig($name,$value) {<br>
if(isset($this->config[$name])) {<br>
$this->config[$name] = $value;<br>
}<br>
}<br>
<br>
/**<br>
+----------------------------------------------------------<br>
* 分页显示输出<br>
+----------------------------------------------------------<br>
* @access public<br>
+----------------------------------------------------------<br>
*/<br>
public function show() {<br>
if(0 == $this->totalRows) return '';<br>
$p = C('VAR_PAGE');<br>
$nowCoolPage = ceil($this->nowPage/$this->rollPage);<br>
$url = $_SERVER['REQUEST_URI'].(strpos($_SERVER['REQUEST_URI'],'?')?'':"?").$this->parameter;<br>
$parse = parse_url($url);<br>
if(isset($parse['query'])) {<br>
parse_str($parse['query'],$params);<br>
unset($params[$p]);<br>
$url = $parse['path'].'?'.http_build_query($params);<br>
}<br>
//上下翻页字符串<br>
$upRow = $this->nowPage-1;<br>
$downRow = $this->nowPage+1;<br>
if ($upRow>0){<br>
$upPage="<a>".$this->config['prev']."</a>";<br>
}else{<br>
$upPage="<span>上一页</span>";<br>
}<br>
<br>
if ($downRow totalPages){<br>
$downPage="<a>".$this->config['next']."</a>";<br>
}else{<br>
$downPage="<span>下一页 </span>";<br>
}<br>
// >> //<br>
/*if($nowCoolPage == 1){<br>
$theFirst = "";<br>
$prePage = "";<br>
}else{<br>
$preRow = $this->nowPage-$this->rollPage;<br>
$prePage = "<a>上".$this->rollPage."页</a>";<br>
$theFirst = "<a>".$this->config['first']."</a>";<br>
}<br>
if($nowCoolPage == $this->coolPages){<br>
$nextPage = "";<br>
$theEnd="";<br>
}else{<br>
$nextRow = $this->nowPage+$this->rollPage;<br>
$theEndRow = $this->totalPages;<br>
$nextPage = "<a>下".$this->rollPage."页</a>";<br>
$theEnd = "<a>".$this->config['last']."</a>";<br>
}<br>
*/<br>
// 1 2 3 4 5<br>
<br>
$linkPage = "";<br>
if($totalpage rollPage){<br>
for($i = 1;$itotalPages;$i++){ //若页码数不够设置的显示页数 ，比如设置显示5页，但只有3页数据<br>
if($i == $this->nowPage){<br>
$linkPage .= "<span>".$i."</span>";<br>
}else{<br>
$linkPage .= "<a>".$i."</a>";<br>
}<br>
}<br>
}else{<br>
$mid = ceil($this->rollPage/2);<br>
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<br>
$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<br>
for($i = 1; $i rollPage; $i++){<br>
if($this->page == $this->nowPage){<br>
$linkPage .= "<span>".$this->page."</span>";<br>
}else{<br>
$linkPage .= "<a>page'>".$this->page."</a>";<br>
}<br>
$this->page++;<br>
}<br>
}elseif($this->nowPage
for($i = 1; $i rollPage; $i++){ //如1234567 当前页为3<br>
$this->page = $i;<br>
if($this->page == $this->nowPage){<br>
$linkPage .= "<span>".$this->page."</span>";<br>
}else{<br>
$linkPage .= "<a>page'>".$this->page."</a>";<br>
}<br>
}<br>
}elseif($this->nowPage > $this->totalPages - $mid){ //当前页在coolPages是最后一页时，直接循环出剩下的页面就行<br>
for($i = $this->totalPages - $this->rollPage + 1; $i totalPages; $i++){<br>
$this->page = $i;<br>
if($this->page == $this->nowPage){<br>
$linkPage .= "<span>".$this->page."</span>";<br>
}else{<br>
$linkPage .= "<a>page'>".$this->page."</a>";<br>
}<br>
}<br>
<br>
}<br>
}<br>
<br>
$pageStr = str_replace(<br>
array('%header%','%nowPage%','%totalRow%','%totalPage%','%upPage%','%downPage%','%first%','%prePage%','%linkPage%','%nextPage%','%end%'),<br>
array($this->config['header'],$this->nowPage,$this->totalRows,$this->totalPages,$upPage,$downPage,$theFirst,$prePage,$linkPage,$nextPage,$theEnd),$this->config['theme']);<br>
return $pageStr;<br>
}<br>
<br>
}<br>
?></liu21st>
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