php-orm-test 类似ORM的demo

做的一个类似ORM的demo，代码如下：

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//基类
class ORM {

    function __construct(){
        echo "初始化ORM\n\n";
    }

    //保存信息
    function save(){
        //利用反射机制该类的属性赋值
        $class=new ReflectionClass(get_class($this));
        $object=$class->newInstanceArgs();
        $properties=$class->getProperties();
        foreach($properties as $property) {
            $name=$property->getName();
            $object->$name=$this->$name;
        }
        //var_dump($object);
        echo "调用REST接口\n\n";
    }

    //读取信息
    function init(){
        echo "在init,调用REST接口\n\n";
        $objName=get_class($this);
        switch($objName){
            case 'Member':
            $dataFromAPI=array('memberId'=>1,'name'=>'gangzi','phone'=>'13312345678');
            break;
            case 'MemberGrade':
            $dataFromAPI=array('id'=>1,'grade'=>99);
            break;
        }
        $class=new ReflectionClass($objName);
        $properties=$class->getProperties();
        foreach($properties as $property) {
            $name=$property->getName();
            if(isset($this->$name))
                $this->$name=$dataFromAPI[$name];
        }
    }

    function __destruct(){
    }

    function error(){
    }
}

//会员类
class Member extends ORM{
    var $memberId=0;
    var $name='';
    var $phone='';
    var $gradeHandle=null;

    function __construct($phone=''){
        echo "初始化Member\n\n";
        $this->init();
        //初始化会员等级
        $this->gradeHandle=new MemberGrade($this->memberId);
    }
}

//会员等级类
class MemberGrade extends ORM{
    var $id;
    var $grade;

    function __construct($id=0){
        parent::__construct();
    }

    function __set($name, $val){
        if($this->$name=='grade') return Dictionary::getGrade((int)$val);
        $this->$name=$val;
    }

    function __get($name)
    { 
        return isset($this->$name) ? $this->$name : null;
    }
}

//字典类
class Dictionary{
    function __construct(){}
    static function getGrade($val){
        //读取API信息
        return 2;
    }
}

echo "<pre>";
//调用过程
$phone='12345678901';
$memberInfo=array('id'=>2,'name'=>'gangzi','phone'=>$phone,);
$oM=new Member($phone);
$oM->gradeHandle->grade=Dictionary::getGrade(100);
$oM->gradeHandle->save();
var_dump($oM);