Zend Framework框架实现类似Google搜索分页效果

/**** @param unknown_type $model 表类型* @param unknown_type $ncontroller 那个控制器提交的controller* @param unknown_type $naction 那个action提交的action*/public function fenyepage2($model,$ncontroller,$naction){    if(!isset($_SESSION))    {session_start();}    $pageSize = $_SESSION['pagesize'];    $pageNow = $_SESSION['pagenow'];    $offset = ($pageNow-1)*$pageSize;    $db = $this->getAdapter();    $select = $db->select();    $select->from('student','*');    if(!isset($_SESSION))    {session_start();}    if($_SESSION['qsname']!=""){      $sname = $_SESSION['qsname'];      $select->where('sname like ?',"%$sname%");    }    if($_SESSION['qsaddress']!=""){      $saddress = $_SESSION['qsaddress'];      $select->where('saddress like ?',"%$saddress%");    }    if($_SESSION['qsdept']!=""){      $sdept = $_SESSION['qsdept'];      $select->where('sdept like ?',"%$sdept%");    }    $coutNews = $db->fetchAll($select);    $pageCount = ceil(count($coutNews)/$pageSize);    $select->limit($pageSize,$offset);//第一个参数:总共显示多少个。第二个参数:从第几个开始显示    $res = $db->fetchAll($select);    $native = null;    $native = "<a href='//$ncontroller//$naction?pageNow=1&pagesize=$pageSize'>首页</a> ";    if($pageNow>1){      $nextPage = $pageNow-1;      $native.=" <a href='//$ncontroller//$naction?pageNow=$nextPage&pagesize=$pageSize'>上一页</a> ";    }      if(($pageNow-1)>5){        if($pageNow+4>$pageCount){//如果最后的页数和理应前面开始的页数小于10则          $start = $pageCount-9;//开始的页数和结束的页数相差9        }else{          $start=$pageNow-5;//开始位置和结束位置相差5        }      }else{        $start = floor(($pageNow-1)/10)*10+1;      }      if($pageCount>=$start+10){        $index = $start+10;      }      else{        $index = $pageCount+1;      }      for(;$start<$index;$start++){        $native.="  <a href='//$ncontroller//$naction?pageNow=$start&pagesize=$pageSize'>$start</a>";      }    if($pageNow<$pageCount){      $nextPage = $pageNow+1;      $native.="  <a href='//$ncontroller//$naction?pageNow=$nextPage&pagesize=$pageSize'>下一页</a> ";    }    $native.="  <a href='//$ncontroller//$naction?pageNow=$pageCount&pagesize=$pageSize'>末页</a> ";    $native.="  当前{$pageNow}||总共{$pageCount}页";    $model->arrs = $res;    $model->native = $native;}