类表映射器设计php和ZF
是否有更好的方法使用映射器、真实对象和表格对象与ZF协作 以下是我使用Zend Framework的方法:类表映射器设计php和ZF,php,oop,zend-framework,models,mappers,Php,Oop,Zend Framework,Models,Mappers,是否有更好的方法使用映射器、真实对象和表格对象与ZF协作 以下是我使用Zend Framework的方法: class User_DbTable extends Zend_DB_Table_Abstract{ protected $_name = "user"; // name of the table } 用户类->用户对象: class User{ protected $_id; protected $_name; protected $_addresses; //
class User_DbTable extends Zend_DB_Table_Abstract{
protected $_name = "user"; // name of the table
}
用户类->用户对象:
class User{
protected $_id;
protected $_name;
protected $_addresses; //list of OBJs
public function set_name($_name){
$this->_name = $_name;
}
public function get_name(){
return $this->_name;
}
public function set_adresses($_addresses){
$this->_addresses = $_addresses;
}
// and so on....
}
制图员:
class UserMapper{
protected $userTBL;
public function __construct(){
$this->userTBL = new User_DbTable();
}
public function __fatchAll(){
$select = $this->userTBL->select();
foreach($this->userTBL->fetchAll($select) as $row){
$user = new User(); // model
$user->set_name($row->name);
// gat all the addreses of this user with eg. AddressMapper()
$user->set_addresses($addresses); // array of object of address just like User
$users[] = $user;
}
return $users;
}
}
控制器中的用法:
列出行动:
$userMP = new UserMapper();
$this->view->users = $userMP->__fatchAll();
或添加/保存操作:
$newUser = new User();
$newUser->set_name('somename');
$userMP = new UserMapper();
$userMP->save($newUser);
ZF允许您扩展
Zend_Db_Table_行
类,并告诉您的Zend_Db_Table类始终使用它。这样,您可以访问所有的Zend\u Db\u Table\u行
功能,同时在顶部添加您自己的逻辑
你可以这样做
class User_DbTable extends Zend_DB_Table_Abstract{
protected $_name = "user"; // name of the table
protected $_rowClass = "User"; // The name of your Zend_Db_Table_Row class
}
class User extends Zend_Db_Table_Row {
public function set_name($_name){
$this->name = $_name;
}
public function get_name(){
return $this->name;
}
public function set_adresses($_addresses){
$this->addresses = $_addresses;
}
// and so on....
}
<>你可以看到更多关于<代码> ZeNydBdTabLeLayRe> <代码> 你可以使用任何你喜欢的编码标准,但是在方法名称中间的下划线对我来说就像是一个大拇指。如果你打算用ZF写很多东西,我会用stickToCamelCase,因为所有的库、文档、示例等都遵循这一点