001/*
002 * (C) Copyright 2006-2015 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Alexandre Russel
018 *     Florent Guillaume
019 */
020package org.nuxeo.ecm.platform.preview.adapter;
021
022import org.nuxeo.ecm.platform.htmlsanitizer.HtmlSanitizerService;
023import org.nuxeo.runtime.api.Framework;
024
025/**
026 * Previewer for HTML content.
027 * <p>
028 * It escape things differently than the plain text previewer.
029 */
030public class HtmlPreviewer extends PlainTextPreviewer implements MimeTypePreviewer {
031
032    @Override
033    public String htmlContent(String content) {
034        HtmlSanitizerService sanitizer = Framework.getService(HtmlSanitizerService.class);
035        if (sanitizer == null) {
036            if (Framework.isTestModeSet()) {
037                return content;
038            }
039            throw new RuntimeException("Cannot find HtmlSanitizerService");
040        }
041        return sanitizer.sanitizeString(content, null);
042    }
043
044}