php 分页类 完整

"个记录", "prev"=>"上一页", "next"=>"下一页", "first"=>"首 页", "last"=>"尾 页");
		private $listNum=8;
		/*
		 * $total 
		 * $listRows
		 */
		public function __construct($total, $listRows=10, $pa=""){
			$this->total=$total;
			$this->listRows=$listRows;
			$this->uri=$this->getUri($pa);
			$this->page=!empty($_GET["page"]) ? $_GET["page"] : 1;
			$this->pageNum=ceil($this->total/$this->listRows);
			$this->limit=$this->setLimit();
		}

		private function setLimit(){
			return "Limit ".($this->page-1)*$this->listRows.", {$this->listRows}";
		}

		private function getUri($pa){
			$url=$_SERVER["REQUEST_URI"].(strpos($_SERVER["REQUEST_URI"], '?')?'':"?").$pa;
			$parse=parse_url($url);

		

			if(isset($parse["query"])){
				parse_str($parse['query'],$params);
				unset($params["page"]);
				$url=$parse['path'].'?'.http_build_query($params);
				
			}

			return $url;
		}

		function __get($args){
			if($args=="limit")
				return $this->limit;
			else
				return null;
		}

		private function start(){
			if($this->total==0)
				return 0;
			else
				return ($this->page-1)*$this->listRows+1;
		}

		private function end(){
			return min($this->page*$this->listRows,$this->total);
		}

		private function first(){
			if($this->page==1)
				$html='';
			else
				$html="  uri}&page=1" _href="{$this->uri}&page=1">{$this->config["first"]}  ";

			return $html;
		}

		private function prev(){
			if($this->page==1)
				$html='';
			else
				$html="  uri}&page=".($this->page-1)."" _href="{$this->uri}&page=".($this->page-1)."">{$this->config["prev"]}  ";

			return $html;
		}

		private function pageList(){
			$linkPage="";
			
			$inum=floor($this->listNum/2);
		
			for($i=$inum; $i>=1; $i--){
				$page=$this->page-$i;

				if($page<1)
					continue;

				$linkPage.=" uri}&page={$page}" _href="{$this->uri}&page={$page}">{$page} ";

			}
		
			$linkPage.=" {$this->page} ";
			

			for($i=1; $ipage+$i;
				if($pagepageNum)
					$linkPage.=" uri}&page={$page}" _href="{$this->uri}&page={$page}">{$page} ";
				else
					break;
			}

			return $linkPage;
		}

		private function next(){
			if($this->page==$this->pageNum)
				$html='';
			else
				$html="  uri}&page=".($this->page+1)."" _href="{$this->uri}&page=".($this->page+1)."">{$this->config["next"]}  ";

			return $html;
		}

		private function last(){
			if($this->page==$this->pageNum)
				$html='';
			else
				$html="  uri}&page=".($this->pageNum)."" _href="{$this->uri}&page=".($this->pageNum)."">{$this->config["last"]}  ";

			return $html;
		}

		private function goPage(){
			return '    ';
		}
		function fpage($display=array(0,1,2,3,4,5,6,7,8)){
			$html[0]="  共有{$this->total}{$this->config["header"]}  ";
			$html[1]="  每页显示".($this->end()-$this->start()+1)."条，本页{$this->start()}-{$this->end()}条  ";
			$html[2]="  {$this->page}/{$this->pageNum}页  ";
			
			$html[3]=$this->first();
			$html[4]=$this->prev();
			$html[5]=$this->pageList();
			$html[6]=$this->next();
			$html[7]=$this->last();
			$html[8]=$this->goPage();
			$fpage='';
			foreach($display as $index){
				$fpage.=$html[$index];
			}

			return $fpage;

		}

	
	}