fixes #200

Account/PermissionAbstract.php

@@ -416,6 +416,26 @@ class PermissionAbstract implements \JsonSerializable
             && ($this->permission | $permission) === $this->permission;
     }
 
+    /**
+     * Is equals.
+     *
+     * @param self $permission Permission
+     *
+     * @return bool Returns true if the permission is the same
+     *
+     * @since 1.0.0
+     */
+    public function isEqual(self $permission) : bool
+    {
+        return $this->unit === $permission->getUnit()
+            && $this->app === $permission->getApp()
+            && $this->module === $permission->getModule()
+            && $this->type === $permission->getType()
+            && $this->element === $permission->getElement()
+            && $this->component === $permission->getComponent()
+            && $this->permission === $permission->getPermission();
+    }
+
     /**
      * {@inheritdoc}
      */

Account/PermissionHandlingTrait.php

@@ -102,6 +102,24 @@ trait PermissionHandlingTrait
         ++$this->pLength;
     }
 
+    /**
+     * Remove permission.
+     *
+     * @param PermissionAbstract $permission Permission to remove
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
+    public function removePermission(PermissionAbstract $permission) : void
+    {
+        foreach ($this->permissions as $key => $p) {
+            if ($p->isEqual($permission)) {
+                unset($this->permission[$key]);
+            }
+        }
+    }
+
     /**
      * Get permissions.
      *
@@ -142,8 +160,8 @@ trait PermissionHandlingTrait
     ) : bool {
         $app = $app !== null ? \strtolower($app) : $app;
 
-        for ($i = 0; $i < $this->pLength; ++$i) {
-            if ($this->permissions[$i]->hasPermission($permission, $unit, $app, $module, $type, $element, $component)) {
+        foreach ($this->permissions as $p) {
+            if ($p->hasPermission($permission, $unit, $app, $module, $type, $element, $component)) {
                 return true;
             }
         }