| // Copyright (C) 2017 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.gitiles.doc; |
| |
| import com.google.common.html.types.SafeHtml; |
| import javax.servlet.http.HttpServletRequest; |
| |
| /** Verifies a user content HTML block is safe. */ |
| public interface HtmlSanitizer { |
| public static final HtmlSanitizer DISABLED = unused -> SafeHtml.EMPTY; |
| public static final Factory DISABLED_FACTORY = req -> DISABLED; |
| |
| /** Verifies the supplied block is safe, or returns {@link SafeHtml#EMPTY}. */ |
| SafeHtml sanitize(String html); |
| |
| /** Creates an {@link HtmlSanitizer} for this request. */ |
| public interface Factory { |
| HtmlSanitizer create(HttpServletRequest req); |
| } |
| } |