+ $this->checkPermission('user-roles-manage');
+ $role = $this->permissionsRepo->getRoleById($id);
+ if ($role->hidden) {
+ throw new PermissionsException(trans('errors.role_cannot_be_edited'));
+ }
+ return view('settings.roles.edit', ['role' => $role]);
+ }
+
+ /**
+ * Updates a user role.
+ * @throws ValidationException
+ */
+ public function updateRole(Request $request, string $id)
+ {
+ $this->checkPermission('user-roles-manage');
+ $this->validate($request, [
+ 'display_name' => 'required|min:3|max:180',
+ 'description' => 'max:180'
+ ]);
+
+ $this->permissionsRepo->updateRole($id, $request->all());
+ $this->showSuccessNotification(trans('settings.role_update_success'));
+ return redirect('/settings/roles');
+ }
+
+ /**
+ * Show the view to delete a role.
+ * Offers the chance to migrate users.
+ */
+ public function showDeleteRole(string $id)
+ {
+ $this->checkPermission('user-roles-manage');
+ $role = $this->permissionsRepo->getRoleById($id);
+ $roles = $this->permissionsRepo->getAllRolesExcept($role);
+ $blankRole = $role->newInstance(['display_name' => trans('settings.role_delete_no_migration')]);
+ $roles->prepend($blankRole);
+ return view('settings.roles.delete', ['role' => $role, 'roles' => $roles]);
+ }
+
+ /**
+ * Delete a role from the system,
+ * Migrate from a previous role if set.
+ * @throws Exception
+ */
+ public function deleteRole(Request $request, string $id)
+ {
+ $this->checkPermission('user-roles-manage');
+
+ try {
+ $this->permissionsRepo->deleteRole($id, $request->get('migrate_role_id'));
+ } catch (PermissionsException $e) {
+ $this->showErrorNotification($e->getMessage());
+ return redirect()->back();
+ }
+
+ $this->showSuccessNotification(trans('settings.role_delete_success'));
+ return redirect('/settings/roles');