Policies refactor, guest roles (#6732)

app/models/User.ts

@@ -79,6 +79,13 @@ class User extends ParanoidModel {
     return this.role === UserRole.Admin;
   }
 
+  /**
+   * Whether the user is a member (editor).
+   */
+  get isMember(): boolean {
+    return this.role === UserRole.Member;
+  }
+
   /**
    * Whether the user is a viewer.
    */
@@ -86,6 +93,13 @@ class User extends ParanoidModel {
     return this.role === UserRole.Viewer;
   }
 
+  /**
+   * Whether the user is a guest.
+   */
+  get isGuest(): boolean {
+    return this.role === UserRole.Guest;
+  }
+
   /**
    * Whether the user has been recently active. Recently is currently defined
    * as within the last 5 minutes.

app/models/base/Model.ts

@@ -119,7 +119,6 @@ export default abstract class Model {
       try {
         this[key] = data[key];
       } catch (error) {
-        // Temporary as isViewer and isAdmin properties changed to getters
         Logger.warn(`Error setting ${key} on model`, error);
       }
     }