001/*
002 *  Copyright 2012 Anyware Services
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
017package org.ametys.plugins.core.parameter;
018
019
020/**
021 * A TextValidator where tags are removed from the text (to count chars for example)
022 */
023public class RichTextValidator extends TextValidator
024{
025    private static final String __DETECT_EMPTY_PARA = "<p( [^>]+)?>" + (char) 160 + "<\\/p>"; 
026    private static final String __DETECT_EMPTY_LINES = "\\r?\\n"; 
027    private static final String __DETECT_TAGS = "<[^>]*>"; 
028    
029    @Override
030    protected String getText(Object value)
031    {
032        String base = super.getText(value);
033        
034        return base.replaceAll(__DETECT_EMPTY_LINES, "")
035                    .replaceAll(__DETECT_EMPTY_PARA, "")
036                    .replaceAll(__DETECT_TAGS, "");
037    }
038}