001    /*
002     * Copyright (c) 2009 The openGion Project.
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,
013     * either express or implied. See the License for the specific language
014     * governing permissions and limitations under the License.
015     */
016    package org.opengion.plugin.column;
017    
018    import org.opengion.hayabusa.db.AbstractRenderer;
019    import org.opengion.hayabusa.db.CellRenderer;
020    import org.opengion.hayabusa.db.DBColumn;
021    import org.opengion.fukurou.util.StringUtil;
022    
023    /**
024     * 特定ã?HTMLã‚¿ã‚°ã®ã‚¨ã‚¹ã‚±ãƒ¼ãƒ—文字をå…??ã‚¿ã‚°ã«æˆ»ã—ã¦è¡¨ç¤ºã™ã‚‹ã‚¯ãƒ©ã‚¹ã§ã™ã?
025     *
026     * HTMLレンãƒ?ƒ©ãƒ¼ã§ã€HTMLã‚¿ã‚°('<' ã‚?'>')ã?'<' ã‚?'>' ã«)変æ›
027     * ã•れã¾ã™ãŒã€ã“ã® FILTERã§ã¯ã€ç‰¹å®šã?å¤‰æ›æ¸ˆã¿ã‚¿ã‚°ã‚’å?ã®HTMLã«æˆ»ã™å?ç?‚’行ã„ã¾ã™ã?
028     * ç¾æ™‚点ã§ã¯ã€?lt;u> , </u> , <br /> ã®?“種類ã§ã™ã?
029     * ã“れã¯ã€å¸³ç¥¨ã‚·ã‚¹ãƒ?ƒ ã§ã€ãƒ‡ãƒ¼ã‚¿ã«å«ã¾ã‚Œã‚‹HTMLを変æ›ã—ãªã?¨ã€HTMLã®ãƒ¬ã‚¤ã‚¢ã‚¦ãƒˆãŒ
030     * 崩れる為ã€?.7.0.1 (2005/01/31) ã§ã€å¸³ç¥¨ãƒ??ã‚¿ã®HTMLエスケープå?ç?‚’å°Žå?ã—ã¾ã—ãŸã€?
031     * ã“ã?時点ã§ã€ã‚»ãƒ«å†??改行を表ã?<br> ã‚‚ã?エスケープã•れる為ã€?.7.1.1 (2005/05/31)ã«ã¦
032     * <br>ã®ã¿ã€ãã®ã¾ã¾å…?«æˆ»ã™å?ç?Œå…¥ã£ã¦ã?¾ã™ã?
033     * 今回ã¯ã€æŒ‡å®šã?ãƒ??ã‚¿ã«ä¸‹ç·šã‚’引ã <u> ã‚¿ã‚°ã¨ã€ä»Šå¾Œã‚‚ã“ã?よã†ãªå¤‰æ›å¯¾è±¡ãŒç¾ã‚Œã‚‹
034     * å¯èƒ½æ€§ã‚’è?æ…®ã—ã¦ã€æ—¢å­˜ã?レンãƒ?ƒ©ãƒ¼ã«å®Ÿè£?—ã¾ã—ãŸã€?
035     * ç¾çжã®å¸³ç¥¨ã‚·ã‚¹ãƒ?ƒ ã§ã¯ã€ã‚¨ãƒ³ã‚¸ãƒ³ã®ãƒ¬ãƒ³ãƒ?ƒ©ãƒ¼çµŒç”±ã§å¤‰æ›ã•れã€HTMLå¯ã•れã¦ã?‚‹ãŸã‚ã€?
036     * カラãƒ?ƒªã‚½ãƒ¼ã‚¹(シスãƒ?ƒ IDãŒGE)ã«é€?¤‰æ›ã—ãŸã?‚«ãƒ©ãƒ?‚’ã“ã? FILTER レンãƒ?ƒ©ãƒ¼ã§
037     * 登録ã™ã‚Œã°ã€å?ã«æˆ»ã™ã“ã¨ãŒå¯èƒ½ã«ãªã‚Šã¾ã™ã?
038     *
039     * クロスサイトスクリプティングå•題ã«å¯¾å¿œã™ã‚‹ãƒ•ィールドã«å¯¾ã—ã¦
040     * 定義ã™ã‚‹ã“ã¨ã«ã‚ˆã‚Šã€ã‚¨ã‚¹ã‚±ãƒ¼ãƒ—å?ç?‚’行ã„ã¾ã™ã?
041     *
042     * ã“ã?クラスã¯ã€ä¸å¤‰ã‚ªãƒ–ジェクトã¨ã—ã¦ã€å?有ã•れã¾ã™ã?
043     *
044     * @og.rev 3.8.1.1 (2005/11/21) æ–°è¦è¿½åŠ?
045     * @og.group �?タ表示
046     *
047     * @version  4.0
048     * @author   Kazuhiko Hasegawa
049     * @since    JDK5.0,
050     */
051    public class Renderer_FILTER extends AbstractRenderer {
052            //* ã“ã?プログラãƒ??VERSIONæ–?­—å?を設定ã—ã¾ã™ã?       {@value} */
053            private static final String VERSION = "4.0.0.0 (2005/08/31)" ;
054    
055            private static final CellRenderer dbCell = new Renderer_FILTER();
056            private static final String[] KEYS = new String[] { "<u>" ,"</u>","<br/>" };
057            private static final String[] VALS = new String[] { "<u>"         ,"</u>"            ,"<br/>"       };
058    
059            /**
060             * å?‚ªãƒ–ジェクトã‹ã‚‰è?åˆ??インスタンスを返ã—ã¾ã™ã?
061             * 自åˆ??身をキャãƒ?‚·ãƒ¥ã™ã‚‹ã®ã‹ã?æ–°ãŸã«ä½œæ?ã™ã‚‹ã®ã‹ã?ã€å„サブクラスã®å®Ÿè£?«
062             * ã¾ã‹ã•れã¾ã™ã?
063             *
064             * @param       clm     DBColumnオブジェク�
065             *
066             * @return      CellRendererオブジェク�
067             */
068            public CellRenderer newInstance( final DBColumn clm ) {
069                    return dbCell;
070            }
071    
072            /**
073             * ãƒ??ã‚¿ã®è¡¨ç¤ºç”¨æ–?­—å?ã‚’è¿”ã—ã¾ã™ã?
074             *
075             * @param   value 入力å?
076             *
077             * @return  ãƒ??ã‚¿ã®è¡¨ç¤ºç”¨æ–?­—å?
078             */
079            @Override
080            public String getValue( final String value ) {
081                    String val = ( value == null ) ? "" : value;
082    
083                    for( int i=0; i<KEYS.length; i++ ) {
084                            val = StringUtil.replace( val,KEYS[i],VALS[i] );
085                    }
086    
087                    return val;
088            }
089    }