【PHP高级】分页类

<?php
include("mysql/config.inc.php");
class pageClass{
	private $pageIndex;//当前页码
	private $pageSize;//每页显示记录数
	private $count;//总记录数
	private $pageCount;//总页数
	private $condition;
	private $order;//排序
	private $mysql;//选择的数据库操作类
	private $tableName;//需要分页的表名
	
	//当前页数属性
	function setPageIndex($value){
		$this->pageIndex=$value;	
	}
	function getPageIndex(){
		return $this->pageIndex;
	}
	
	//每页显示记录数属性
    function setPageSize($value){
		$this->pageSize=$value;
		//改变每页显示的记录数会影响总页数
         $this->getPageCount();
	}
	function getPageSize(){
		return $this->pageSize;
	}
	
	//总记录数属性
	function getCount(){
    $this->InnerGetCount();//调用自己的内部函数  
		return $this->count;
	}
	//总页数属性
	function getPageCount(){//总页数等于总记录数除以每页显示记录数
	  $this->InnerGetCount();//调用自己的内部函数  
		return $this->pageCount=ceil(($this->count/$this->pageSize));
		if($this->pageCount==0){
			$this->pageCount=1;
			return $this->pageCount;
				
								}
		
							}					
	//查询条件
	function setCondition($value){
		$this->condition=$value;
		//设置条件会影响总记录数和总页数
       $this->getPageCount();
	}
	//排序
    function setOrder($value){
		$this->order=$value;
	}	
	//选择数据库操作类
	function setMysql(){
		$this->mysql;
	}
	
	//构造函数初始化配置
	function __construct($tableName){
		$this->tableName=$tableName;
		$this->pageIndex=1;
		$this->pageSize=1;
		$this->pageCount=1;
		$this->count=0;
		$this->condition='';
		$this->order='';
		
		//数据库操作类对象
			if(DBTYPE=='mysql'){
			include_once("mysql/mysqlhelper.php");
			$this->mysql=new mysqlhelper(DB);
								}
			elseif(DBTYPE=='mysqli'){
			include_once("mysql/MysqliHelper.php");
			$this->mysql=new mysqlihelper(DB);
		      					}
		
			}
	//获取分页记录
	function getRecord(){
		$sql="select * from $this->tableName where 1=1 $this->condition $this->order limit ".($this->pageIndex-1)*$this->pageSize.",".$this->pageSize."";
		return $this->mysql->Execute($sql);  //一定要有return 返回值
	}
	
	//获取总记录数
private function innerGetCount(){
	$sql="select count(*) from $this->tableName where 1=1 $this->condition";	
	$result=$this->mysql->Execute($sql,2);
	$this->count=$result[0][0];
	}
	
}

?>