我有一个 my_users
表,现在我需要通过删除 role
列来重构它,以支持每个用户支持多个角色。例如,我正在处理的 3 种用户类型是:
- 斗士
- 裁判
- 经理
所以表格设置如下所示:
Users.php
use CakeDC\Users\Model\Table\UsersTable as BaseUsersTable;
class UsersTable extends BaseUsersTable
{
public function initialize(array $config)
{
parent::initialize($config);
$this->setEntityClass('Users\Model\Entity\User');
$this->belongsToMany('UserRoles', [
'through' => 'users_user_roles'
]);
$this->hasMany('UsersUserRoles', [
'className' => 'Users.UsersUserRoles',
'foreignKey' => 'user_id',
'saveStrategy' => 'replace',
]);
}
public function findRole(Query $query, array $options)
{
return $query
->innerJoinWith('UserRoles', function($q) use ($options) {
return $q->where(['role_key' => $options['role_key']]);
});
}
}
MyUsersTable.php
class MyUsersTable extends Table
{
public function initialize(array $config)
{
parent::initialize($config);
$this->setTable('my_users');
$this->setPrimaryKey('user_id');
$this->belongsTo('Users', [
'className' => 'Users.Users',
'foreignKey' => 'user_id',
]);
}
/**
* @param Cake\Event\Event $event
* @param Cake\ORM\Query $query
* @param ArrayObject $options
*/
public function beforeFind(Event $event, Query $query, \ArrayObject $options)
{
// set the role
if (defined(static::class.'::ROLE') && mb_strlen(static::ROLE) > 0) {
$role = static::ROLE;
// set user conditions
$query->innerJoinWith('Users', function($query) use ($role) {
return $query->find('role', [
'role_key' => $role,
]);
});
}
}
/**
* @param \Cake\ORM\Query $query
* @param array $options
*/
public function findByRegistrationCode(Query $query, array $options): Query
{
$query->where([
$this->aliasField('registration_no') => $options['registration_no']
]);
return $query;
}
}
FightersTable.php
use MyUsers\Model\Table\MyUsers;
class FightersTable extends MyUsersTable
{
const ROLE = 'fighter';
public function initialize(array $config)
{
parent::initialize($config);
$this->setEntityClass('Fighters\Model\Entity\Fighter');
}
/**
* @param Validator $validator
* @return Validator $validator
*/
public function validationDefault(Validator $validator): Validator
{
$validator = parent::validationDefault($validator);
$validator->allowEmpty('field');
}
}
RefereesTable.php
和 ManagersTable.php
类似于 FightersTable
但有自己的验证规则,可能有自己特殊的实体虚拟属性什么不是。
问题:有没有更简单的方法来构建它,或者更具体地说,有一种替代方法来执行 beforeFind
来区分角色?如果对 role
的要求与用户保持 1:1 的比例,我可能会做这样的事情:
$this->belongsTo('Fighters', [
'conditions' => [
'role' => 'fighter'
],
'foreignKey' => 'user_id',
'className' => 'MyUsers',
]);
我将不胜感激任何关于重构它的见解。
最佳答案
您可以定义belongsTo
关联以使用findByRole
finder :
$this->belongsTo('Fighters', [
'foreignKey' => 'user_id',
'className' => 'MyUsers',
'finder' => ['byRole' => ['role' => 'fighter']]
]);
当然,您必须在 MyUsers
中定义查找器:
public function findByRole(Query $query, \ArrayObject $options)
{
$role = $options['role'];
// set user conditions
$query->innerJoinWith('Users', function($query) use ($role) {
return $query->find('role', [
'role_key' => $role,
]);
});
}
}
我还会将 beforeFind
逻辑提取到 RoleBehavior
或 MultiRoleBehavior
behavior , IE。:
src/Model/Behavior/RoleBehavior.php
:
<?php
namespace App\Model\Behavior;
use Cake\ORM\Behavior;
use Cake\ORM\Query;
use Cake\Event\Event;
/**
* Role-specific behavior
*/
class RoleBehavior extends Behavior
{
/**
* @var array multiple roles support
*/
protected $_defaultConfig = [
'roles' => []
];
public function initialize(array $config)
{
parent::initialize($config);
if (isset($config['roles'])) {
$this->config('roles', $config['roles'], false /* override, not merge*/);
}
}
public function beforeFind(Event $event, Query $query, \ArrayObject $options, $primary) {
// set user conditions
$query->innerJoinWith('Users', function($query) use ($roles) {
return $query->find('role', [
'role_key' => $roles,
]);
});
}
}
它使用多个角色,但如果需要,您可以简单地将其更改为单个角色。这里还有一些其他要做的事情——可能将 $query->innerJoinWith('Users'...
提取到行为中的一个单独的方法中,并在 MyUsers::findByRole(. ..)
...
接下来,您可以将此行为直接附加到扩展类中,只需将静态 ROLE
替换为行为配置即可:
use MyUsers\Model\Table\MyUsers;
class FightersTable extends MyUsersTable
{
public function initialize(array $config)
{
parent::initialize($config);
$this->setEntityClass('Fighters\Model\Entity\Fighter');
$this->addBehavior('Role', [ 'roles' => ['fighter']]);
}
}
或者您可以通过将行为附加到 MyUsers
表(即来自 Controller )来管理特定于角色的逻辑:
$this->MyUsers->addBehavior('Role', ['roles' => ['manager']])
You also can change the behavior setup on the fly :
$this->MyUsers->behaviors()->get('Role')->config([
'roles' => ['manager'],
]);
希望对你有帮助。
关于php - 我可以使用同一张表以不同方式/以更 Cake 的方式重构我的多个用户类型的设置吗?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/49799073/