php漂亮的分页类

<?php
/*
* PHP分页类
* @package Page
* @Created 2013-03-27
* @Modify 2013-03-27
* @link http://www.60ie.net
* Example:
 $myPage=new Pager(1300,intval($CurrentPage));
 $pageStr= $myPage->GetPagerContent();
 echo $pageStr;
*/
class Pager {
 private $pageSize = 10;
 private $pageIndex;
 private $totalNum;

 private $totalPagesCount;

 private $pageUrl;
 private static $_instance;

 public function __construct($p_totalNum, $p_pageIndex, $p_pageSize = 10,$p_initNum=3,$p_initMaxNum=5) {
 if (! isset ( $p_totalNum ) || !isset($p_pageIndex)) {
 die ( "pager initial error" );
 }

 $this->totalNum = $p_totalNum;
 $this->pageIndex = $p_pageIndex;
 $this->pageSize = $p_pageSize;
 $this->initNum=$p_initNum;
 $this->initMaxNum=$p_initMaxNum;
 $this->totalPagesCount= ceil($p_totalNum / $p_pageSize);
 $this->pageUrl=$this->_getPageUrl();

 $this->_initPagerLegal();
 }


/**
 * 获取去除page部分的当前URL字符串
 *
 * @return String URL字符串
 */
private function _getPageUrl() {
 $CurrentUrl = $_SERVER["REQUEST_URI"];
 $arrUrl = parse_url($CurrentUrl);
 $urlQuery = $arrUrl["query"];

 if($urlQuery){
 $urlQuery = ereg_replace("(^|&)page=" . $this->pageIndex, "", $urlQuery);
 $CurrentUrl = str_replace($arrUrl["query"], $urlQuery, $CurrentUrl);

 if($urlQuery){
 $CurrentUrl.="&page";
 }
 else $CurrentUrl.="page";

 } else {
 $CurrentUrl.="?page";
 }

 return $CurrentUrl;

}
/*
 *设置页面参数合法性
 *@return void
*/
private function _initPagerLegal()
{
 if((!is_numeric($this->pageIndex)) || $this->pageIndex<1)
 {
 $this->pageIndex=1;
 }elseif($this->pageIndex > $this->totalPagesCount)
 {
 $this->pageIndex=$this->totalPagesCount;
 }



}
//$this->pageUrl}={$i}
//{$this->CurrentUrl}={$this->TotalPages}
 public function GetPagerContent() {
 $str = "<div class="Pagination">";
 //首页上一页
 if($this->pageIndex==1)
 {
 $str .="<a href='javascript:void(0)' class='tips' title='首页'>首页</a> "." ";
 $str .="<a href='javascript:void(0)' class='tips' title='上一页'>上一页</a> "." "." ";
 }else
 {
 $str .="<a href='{$this->pageUrl}=1' class='tips' title='首页'>首页</a> "." ";
 $str .="<a href='{$this->pageUrl}=".($this->pageIndex-1)."' class='tips' title='上一页'>上一页</a> "." "." ";
 }



 /*

 除首末后页面分页逻辑

 */
 //10页（含）以下
 $currnt="";
 if($this->totalPagesCount<=10)
 {

 for($i=1;$i<=$this->totalPagesCount;$i++)

 {
 if($i==$this->pageIndex)
 { $currnt=" class='current'";}
 else
 { $currnt=""; }
 $str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"." " ;
 }
 }else //10页以上
 { if($this->pageIndex<3) //当前页小于3
 {
 for($i=1;$i<=3;$i++)
 {
 if($i==$this->pageIndex)
 { $currnt=" class='current'";}
 else
 { $currnt=""; }
 $str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"." " ;
 }

 $str.="……"." ";

 for($i=$this->totalPagesCount-3+1;$i<=$this->totalPagesCount;$i++)//功能1
 {
 $str .="<a href='{$this->pageUrl}={$i}' >$i</a>"." " ;

 }
 }elseif($this->pageIndex<=5) // 5 >= 当前页 >= 3
 {
 for($i=1;$i<=($this->pageIndex+1);$i++)
 {
 if($i==$this->pageIndex)
 { $currnt=" class='current'";}
 else
 { $currnt=""; }
 $str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"." " ;

 }
 $str.="……"." ";

 for($i=$this->totalPagesCount-3+1;$i<=$this->totalPagesCount;$i++)//功能1
 {
 $str .="<a href='{$this->pageUrl}={$i}' >$i</a>"." " ;

 }

 }elseif(5<$this->pageIndex && $this->pageIndex<=$this->totalPagesCount-5 ) //当前页大于5，同时小于总页数-5

 {

 for($i=1;$i<=3;$i++)
 {
 $str .="<a href='{$this->pageUrl}={$i}' >$i</a>"." " ;
 }
 $str.="……";
 for($i=$this->pageIndex-1 ;$i<=$this->pageIndex+1 && $i<=$this->totalPagesCount-5+1;$i++)
 {
 if($i==$this->pageIndex)
 { $currnt=" class='current'";}
 else
 { $currnt=""; }
 $str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"." " ;
 }
 $str.="……";

 for($i=$this->totalPagesCount-3+1;$i<=$this->totalPagesCount;$i++)
 {
 $str .="<a href='{$this->pageUrl}={$i}' >$i</a>"." " ;

 }
 }else
 {

 for($i=1;$i<=3;$i++)
 {
 $str .="<a href='{$this->pageUrl}={$i}' >$i</a>"." " ;
 }
 $str.="……"." ";

 for($i=$this->totalPagesCount-5;$i<=$this->totalPagesCount;$i++)//功能1
 {
 if($i==$this->pageIndex)
 { $currnt=" class='current'";}
 else
 { $currnt=""; }
 $str .="<a href='{$this->pageUrl}={$i} ' {$currnt}>$i</a>"." " ;

 }
 }

 }




 /*

 除首末后页面分页逻辑结束

 */

 //下一页末页
 if($this->pageIndex==$this->totalPagesCount)
 {
 $str .=" "."<a href='javascript:void(0)' class='tips' title='下一页'>下一页</a>"." " ;
 $str .="<a href='javascript:void(0)' class='tips' title='末页'>末页</a>"." ";


 }else
 {
 $str .=" "."<a href='{$this->pageUrl}=".($this->pageIndex+1)."' class='tips' title='下一页'>下一页</a> "." ";
 $str .="<a href='{$this->pageUrl}={$this->totalPagesCount}' class='tips' title='末页'>末页</a> "." " ;
 }

 $str .= "</div>";
 return $str;
 }

/**
* 获得实例
* @return
*/
// static public function getInstance() {
// if (is_null ( self::$_instance )) {
// self::$_instance = new pager ();
// }
// return self::$_instance;
// }

}
?>

----调用分页类

<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>----分页演示-----</title>
<link href="pager.css" type="text/css" rel="stylesheet" />
</head>
<body>
 <?php
 include "pager.class.php";
 $CurrentPage=isset($_GET['page'])?$_GET['page']:1;
 //die($CurrentPage);
 $myPage=new pager(1300,intval($CurrentPage));
 $pageStr= $myPage->GetPagerContent();
 //echo $pageStr;
 $myPage=new pager(90,intval($CurrentPage));
 $pageStr= $myPage->GetPagerContent();
 echo $pageStr;
 ?>
</body>
</html>