001/*
002 * (C) Copyright 2006-2015 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Alexandre Russel
016 *     Florent Guillaume
017 */
018package org.nuxeo.ecm.platform.preview.adapter;
019
020import org.nuxeo.ecm.platform.htmlsanitizer.HtmlSanitizerService;
021import org.nuxeo.runtime.api.Framework;
022
023/**
024 * Previewer for HTML content.
025 * <p>
026 * It escape things differently than the plain text previewer.
027 */
028public class HtmlPreviewer extends PlainTextPreviewer implements MimeTypePreviewer {
029
030    @Override
031    public String htmlContent(String content) {
032        HtmlSanitizerService sanitizer = Framework.getService(HtmlSanitizerService.class);
033        if (sanitizer == null) {
034            if (Framework.isTestModeSet()) {
035                return content;
036            }
037            throw new RuntimeException("Cannot find HtmlSanitizerService");
038        }
039        return sanitizer.sanitizeString(content, null);
040    }
041
042}