TP3.2框架分頁(yè)相關(guān)實(shí)現(xiàn)方法分析

?php
namespace Home\Controller;
use Think\Controller;
class BaseController extends Controller {
    /**
     * 基礎(chǔ)分頁(yè)的相同代碼封裝,使前臺(tái)的代碼更少
     * @param $count 要分頁(yè)的總記錄數(shù)
     * @param int $pagesize 每頁(yè)查詢(xún)條數(shù)
     * @return \Think\Page
    */
    function getpage($count, $pagesize = 20,$waps) {
          $Page = new \Think\Page($count,$pagesize,$waps);
     $Page->rollPage = 5;
     $Page->setConfig('header', 'li class="rows">第b>%NOW_PAGE%/b>頁(yè)/共b>%TOTAL_PAGE%/b>頁(yè)/li>');
       $Page->setConfig('prev', '上一頁(yè)');
       $Page->setConfig('next', '下一頁(yè)');
     $Page->setConfig('last', '末頁(yè)');
         $Page->setConfig('first', '首頁(yè)');
         $Page->setConfig('theme', '%FIRST%%UP_PAGE%%LINK_PAGE%%DOWN_PAGE%%END%%HEADER%');
         $Page->lastSuffix = false;//最后一頁(yè)不顯示為總頁(yè)數(shù)
         return $Page;
    }
    /**
     * @param $model     模型
     * @param $map         where條件
     * @param $find      0 select 1=find 2=關(guān)聯(lián)表
     * @return $list     數(shù)組
    */
    function _select($model,$map,$order='',$field="",$find="0",$limit=20,$join,$param){
        $waps = $param;
        if(empty($model)  empty($map)){
            $this->list = array();
        }else{
            if($find == 0){
                $count = $model->where($map)->count();
                $Page = $this->getpage($count,$limit,$waps);
                if($Page->firstRow  0){
                    $Page->firstRow = 0;
                }
                if($order != ""){
                    $this->list = $model->field($field)->where($map)->order($order)->limit($Page->firstRow. ',' . $Page->listRows)->select();
                }else{
                    $this->list = $model->field($field)->where($map)->limit($Page->firstRow. ',' . $Page->listRows)->select();    
                }
                $this->page = $Page->show();
            }else if($find == 1){
                $this->list = $model->field($field)->where($map)->find();
            }else if($find == 3){
                $count = $model->alias("t1")->join($join)->where($map)->count(); 
                $Page = $this->getpage($count,$limit,$waps);
                if($Page->firstRow  0){
                    $Page->firstRow = 0;
                }
                if($order != ""){
                    $this->list = $model->alias("t1")->join($join)->field($field)->where($map)->order($order)->limit($Page->firstRow. ',' . $Page->listRows)->select();
                }else{
                    $this->list = $model->alias("t1")->join($join)->field($field)->where($map)->limit($Page->firstRow. ',' . $Page->listRows)->select();    
                }
                $this->page = $Page->show();
            }else if($find == 4){
                if($order != ""){
                    $this->list = $model->alias("t1")->join($join)->field($field)->where($map)->order($order)->limit($Page->firstRow. ',' . $Page->listRows)->find();
                }else{
                    $this->list = $model->alias("t1")->join($join)->field($field)->where($map)->limit($Page->firstRow. ',' . $Page->listRows)->find();    
                }
            }
            $this->limit = $Page->firstRow;
            $this->assign("listinfo",$this->list);
            $this->assign("page",$this->page);
            return($this->list);
        }
    }
}

if($this->txt_keyword){
    $where['m_title'] = array('like','%'.$this->txt_keyword.'%');
}
 
$where['status'] = $param['status'] = 0;
$this->_select($this->information_mod,$where,'','*',0,10,'',$param);
$this->display();

div class="hg_page" >
   {$page}
/div>

style>
 .hg_page .first, .hg_page .current, .hg_page .num, .hg_page .next, .hg_page .end, .hg_page .rows, .hg_page .prev{
  float: left;
  height: 37px;
  padding: 0 15px;
  border: 1px solid #e5e5e5;
  line-height: 37px;
  margin: 0 3px;
 }
 .hg_page{
  text-align: center;
  height: 37px;
  margin:0 auto;
  margin-top: 30px;
  margin-bottom: 20px;
  width: 800px;
 }
/style>