Fix up role reading for BackedEnums

Author: dereuromark

src/Auth/AclTrait.php

@@ -2,8 +2,10 @@
 
 namespace TinyAuth\Auth;
 
+use BackedEnum;
 use Cake\Core\Configure;
 use Cake\Core\Exception\CakeException;
+use Cake\Database\Type\EnumLabelInterface;
 use Cake\Datasource\ResultSetInterface;
 use Cake\ORM\TableRegistry;
 use Cake\Utility\Hash;
@@ -616,6 +618,13 @@ protected function _mapped(array $roles) {
 
 		$array = [];
 		foreach ($roles as $role) {
+			if ($role instanceof BackedEnum) {
+				$alias = $role instanceof EnumLabelInterface ? $role->label() : $role->name;
+				$array[$role->value] = $alias;
+
+				continue;
+			}
+
 			$alias = array_keys($availableRoles, $role);
 			$alias = array_shift($alias);
 			if (!$alias || !is_string($alias)) {

src/Controller/Component/LegacyAuthComponent.php

@@ -475,16 +475,16 @@ protected function _setDefaults(): void {
 	 * @return bool True if $user is authorized, otherwise false
 	 */
 	public function isAuthorized($user = null, ?ServerRequest $request = null): bool {
-		if (empty($user) && !$this->user()) {
+		if (!$user && !$this->user()) {
 			return false;
 		}
-		if (empty($user)) {
+		if (!$user) {
 			$user = $this->user();
 		}
-		if (empty($request)) {
+		if (!$request) {
 			$request = $this->getController()->getRequest();
 		}
-		if (empty($this->_authorizeObjects)) {
+		if (!$this->_authorizeObjects) {
 			$this->constructAuthorize();
 		}
 		foreach ($this->_authorizeObjects as $authorizer) {

src/Panel/AuthPanel.php

@@ -86,11 +86,11 @@ public function shutdown(EventInterface $event): void {
 		$access = [];
 		foreach ($availableRoles as $role => $id) {
 			if ($user) {
-				$user = $this->_injectRole($user, $role, $id);
+				$tmpUser = $this->_injectRole($user, $role, $id);
 			} else {
-				$user = $this->_generateUser($role, $id);
+				$tmpUser = $this->_generateUser($role, $id);
 			}
-			$access[$role] = $this->_checkUser($user, $params);
+			$access[$role] = $this->_checkUser($tmpUser, $params);
 		}
 		$data['access'] = $access;