AccessController.php
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<?php
/**
* AccessController for Yii2
*
* @author Elle <elleuz@gmail.com>
* @version 0.1
* @package AccessController for Yii2
*
*/
namespace common\components\developeruz\db_rbac\controllers;
use Yii;
use yii\web\Controller;
use yii\web\BadRequestHttpException;
use yii\rbac\Role;
use yii\rbac\Permission;
use yii\helpers\ArrayHelper;
use yii\helpers\Url;
use yii\validators\RegularExpressionValidator;
class AccessController extends Controller
{
protected $error;
protected $pattern4Role = '/^[a-zA-Z0-9_-]+$/';
protected $pattern4Permission = '/^[a-zA-Z0-9_\/-]+$/';
public function actions()
{
return [
'error' => [
'class' => 'yii\web\ErrorAction',
],
];
}
public function actionRole()
{
return $this->render('role');
}
public function actionAddRole()
{
if (Yii::$app->request->post('name')
&& $this->validate(Yii::$app->request->post('name'), $this->pattern4Role)
&& $this->isUnique(Yii::$app->request->post('name'), 'role')
) {
$role = Yii::$app->authManager->createRole(Yii::$app->request->post('name'));
$role->description = Yii::$app->request->post('description');
Yii::$app->authManager->add($role);
$this->setPermissions(Yii::$app->request->post('permissions', []), $role);
return $this->redirect(Url::toRoute([
'update-role',
'name' => $role->name
]));
}
$permissions = ArrayHelper::map(Yii::$app->authManager->getPermissions(), 'name', 'description');
return $this->render(
'addRole',
[
'permissions' => $permissions,
'error' => $this->error
]
);
}
public function actionUpdateRole($name)
{
$role = Yii::$app->authManager->getRole($name);
$permissions = ArrayHelper::map(Yii::$app->authManager->getPermissions(), 'name', 'description');
$role_permit = array_keys(Yii::$app->authManager->getPermissionsByRole($name));
if ($role instanceof Role) {
if (Yii::$app->request->post('name')
&& $this->validate(Yii::$app->request->post('name'), $this->pattern4Role)
) {
if (Yii::$app->request->post('name') != $name && !$this->isUnique(Yii::$app->request->post('name'), 'role')) {
return $this->render(
'updateRole',
[
'role' => $role,
'permissions' => $permissions,
'role_permit' => $role_permit,
'error' => $this->error
]
);
}
$role = $this->setAttribute($role, Yii::$app->request->post());
Yii::$app->authManager->update($name, $role);
Yii::$app->authManager->removeChildren($role);
$this->setPermissions(Yii::$app->request->post('permissions', []), $role);
return $this->redirect(Url::toRoute([
'update-role',
'name' => $role->name
]));
}
return $this->render(
'updateRole',
[
'role' => $role,
'permissions' => $permissions,
'role_permit' => $role_permit,
'error' => $this->error
]
);
} else {
throw new BadRequestHttpException(Yii::t('db_rbac', 'Страница не найдена'));
}
}
public function actionDeleteRole($name)
{
$role = Yii::$app->authManager->getRole($name);
if ($role) {
Yii::$app->authManager->removeChildren($role);
Yii::$app->authManager->remove($role);
}
return $this->redirect(Url::toRoute(['role']));
}
public function actionPermission()
{
return $this->render('permission');
}
public function actionAddPermission()
{
$permission = $this->clear(Yii::$app->request->post('name'));
if ($permission
&& $this->validate($permission, $this->pattern4Permission)
&& $this->isUnique($permission, 'permission')
) {
$permit = Yii::$app->authManager->createPermission($permission);
$permit->description = Yii::$app->request->post('description', '');
Yii::$app->authManager->add($permit);
return $this->redirect(Url::toRoute([
'update-permission',
'name' => $permit->name
]));
}
return $this->render('addPermission', ['error' => $this->error]);
}
public function actionUpdatePermission($name)
{
$permit = Yii::$app->authManager->getPermission($name);
if ($permit instanceof Permission) {
$permission = $this->clear(Yii::$app->request->post('name'));
if ($permission && $this->validate($permission, $this->pattern4Permission)
) {
if($permission!= $name && !$this->isUnique($permission, 'permission'))
{
return $this->render('updatePermission', [
'permit' => $permit,
'error' => $this->error
]);
}
$permit->name = $permission;
$permit->description = Yii::$app->request->post('description', '');
Yii::$app->authManager->update($name, $permit);
return $this->redirect(Url::toRoute([
'update-permission',
'name' => $permit->name
]));
}
return $this->render('updatePermission', [
'permit' => $permit,
'error' => $this->error
]);
} else throw new BadRequestHttpException(Yii::t('db_rbac', 'Страница не найдена'));
}
public function actionDeletePermission($name)
{
$permit = Yii::$app->authManager->getPermission($name);
if ($permit)
Yii::$app->authManager->remove($permit);
return $this->redirect(Url::toRoute(['permission']));
}
protected function setAttribute($object, $data)
{
$object->name = $data['name'];
$object->description = $data['description'];
return $object;
}
protected function setPermissions($permissions, $role)
{
foreach ($permissions as $permit) {
$new_permit = Yii::$app->authManager->getPermission($permit);
Yii::$app->authManager->addChild($role, $new_permit);
}
}
protected function validate($field, $regex)
{
$validator = new RegularExpressionValidator(['pattern' => $regex]);
if ($validator->validate($field, $error))
return true;
else {
$this->error[] = Yii::t('db_rbac', 'Значение "{field}" содержит не допустимые символы', ['field' => $field]);
return false;
}
}
protected function isUnique($name, $type)
{
if ($type == 'role') {
$role = Yii::$app->authManager->getRole($name);
if ($role instanceof Role) {
$this->error[] = Yii::t('db_rbac', 'Роль с таким именем уже существует: ') . $name;
return false;
} else return true;
} elseif ($type == 'permission') {
$permission = Yii::$app->authManager->getPermission($name);
if ($permission instanceof Permission) {
$this->error[] = Yii::t('db_rbac', 'Правило с таким именем уже существует: ') . $name;
return false;
} else return true;
}
}
protected function clear($value)
{
if (!empty($value)) {
$value = trim($value, "/ \t\n\r\0\x0B");
}
return $value;
}
}