FEATURE: add form for setting default permissions and fix few bugs

app/Policies/BasicPolicy.php

@@ -9,15 +9,23 @@ use Illuminate\Database\Eloquent\Model;
 abstract class BasicPolicy
 {
     use HandlesAuthorization;
-
     protected $entity;
 
+    /**
+     * Check if user has ability to manage entity before evaluating any other policy method
+     * @param User $user
+     * @param      $ability
+     *
+     * @return bool|null
+     */
     public function before(User $user, $ability)
     {
         // check if user can operate on given entity
         if (!$this->manage($user)) {
             return false;
         }
+
+        return null;
     }
 
     /**
@@ -27,15 +35,9 @@ abstract class BasicPolicy
      *
      * @return bool
      */
-    public function manage(User $user) {
-        if (!$user->hasAbility($this->entity.'-management')) {
-//            echo "<pre>";
-//            debug_print_backtrace();
-//            echo "</pre>";
-//            die();
-        }
-
-        return $user->hasAbility($this->entity.'-management');
+    public function manage(User $user)
+    {
+        return $user->hasAbility($this->entity . '-management');
     }
 
     /**
@@ -48,6 +50,6 @@ abstract class BasicPolicy
      */
     public function delete(User $user, Model $model)
     {
-        return $user->hasAbility('delete-'.$this->entity);
+        return $user->hasAbility('delete-' . $this->entity);
     }
 }