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/* Copyright (C) 2023 ebandal
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
/* 본 제품은 한글과컴퓨터의 ᄒᆞᆫ글 문서 파일(.hwp) 공개 문서를 참고하여 개발하였습니다.
* 개방형 워드프로세서 마크업 언어(OWPML) 문서 구조 KS X 6101:2018 문서를 참고하였습니다.
* 작성자 : 반희수 ebandal@gmail.com
* 작성일 : 2022.10
*/
package HwpDoc.HwpElement;
import java.nio.Buffer;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Logger;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import HwpDoc.Exception.HwpParseException;
import HwpDoc.paragraph.Ctrl;
import HwpDoc.paragraph.Ctrl_AutoNumber;
import HwpDoc.paragraph.Ctrl_Character;
import HwpDoc.paragraph.Ctrl_Character.CtrlCharType;
import HwpDoc.paragraph.Ctrl_ColumnDef;
import HwpDoc.paragraph.Ctrl_EqEdit;
import HwpDoc.paragraph.Ctrl_GeneralShape;
import HwpDoc.paragraph.Ctrl_HeadFoot;
import HwpDoc.paragraph.Ctrl_NewNumber;
import HwpDoc.paragraph.Ctrl_Note;
import HwpDoc.paragraph.Ctrl_PageNumPos;
import HwpDoc.paragraph.Ctrl_SectionDef;
import HwpDoc.paragraph.Ctrl_Table;
import HwpDoc.paragraph.ParaText;
public class HwpRecord_ParaText extends HwpRecord {
private static final Logger log = Logger.getLogger(HwpRecord_ParaText.class.getName());
private static final String PATTERN_STRING = "[\\u0000\\u000a\\u000d\\u0018-\\u001f]|[\\u0001\\u0002-\\u0009\\u000b-\\u000c\\u000e-\\u0017].{6}[\\u0001\\u0002-\\u0009\\u000b-\\u000c\\u000e-\\u0017]";
private static final String PATTERN_8BYTES = "[\\u0001\\u0002-\\u0009\\u000b-\\u000c\\u000e-\\u0017].{6}[\\u0001\\u0002-\\u0009\\u000b-\\u000c\\u000e-\\u0017]";
public static Pattern pattern = Pattern.compile(PATTERN_STRING);
HwpRecord_ParaText(int tagNum, int level, int size) {
super(tagNum, level, size);
}
public static List<Ctrl> parse(int tagNum, int level, int size, byte[] buf, int off, int version) throws HwpParseException {
int offset = off;
ArrayList<Ctrl> paras = new ArrayList<>();
String text = new String(buf, offset, size, StandardCharsets.UTF_16LE);
offset += size;
Matcher m = pattern.matcher(text);
log.finer("paraText Length="+ text.length());
int prevIndex = 0;
while(m.find()) {
if (m.start()>prevIndex) {
// write text
int startIndex = prevIndex;
String content = text.substring(startIndex, m.start());
paras.add(new ParaText("____", content, startIndex));
}
if (m.start()+1==m.end()) {
// 문자컨드롤
byte controlByte = m.group().getBytes(StandardCharsets.UTF_16LE)[0];
switch(controlByte) {
case 0x0a: // 10 한 줄 끝 (line break);
paras.add(new Ctrl_Character(" _", CtrlCharType.LINE_BREAK));
break;
case 0x0d: // 13 문단 끝 (para break)
paras.add(new Ctrl_Character(" _", CtrlCharType.PARAGRAPH_BREAK));
break;
case 0x18: // 24 하이픈
paras.add(new Ctrl_Character(" _", CtrlCharType.HARD_HYPHEN));
break;
case 0x1e: // 30 묶음 빈칸
case 0x1f: // 31 고정폭 빈칸
paras.add(new Ctrl_Character(" _", CtrlCharType.HARD_SPACE));
break;
}
} else if (m.start()+8==m.end()) {
// 인라인 컨트롤, 확장컨트롤
byte controlByte = m.group().getBytes(StandardCharsets.UTF_16LE)[0];
String info = new String(m.group().getBytes(StandardCharsets.UTF_16LE), 2, 12, StandardCharsets.US_ASCII).replaceAll("[\\x00-\\x20]+$", "");
switch(controlByte) {
case 0x04: // 필드 끝
break;
case 0x08: // title mark
break;
case 0x09: // 탭
paras.add(new ParaText("____", "\t", 0));
break;
case 0x10: // 머리말/꼬리말
paras.add(new Ctrl_HeadFoot(info));
break;
case 0x12: // 자동번호
paras.add(new Ctrl_AutoNumber(info));
break;
case 0x15: // 페이지 컨트롤(감추기, 새번호로 시작 등)
{
switch(info) {
case "dhgp": // 감추기
break;
case "pngp": // 쪽 번호 위치
paras.add(new Ctrl_PageNumPos(info));
break;
case "onwn": // 새 번호 지정
paras.add(new Ctrl_NewNumber(info));
break;
}
}
break;
case 0x02: // 구역정의/단정의
{
switch(info) {
case "dces":
paras.add(new Ctrl_SectionDef(info));
break;
case "dloc":
paras.add(new Ctrl_ColumnDef(info));
break;
}
}
break;
case 0x03: // 필드 시작 (누름틀,하이퍼링크,블록책갈피,표계산식,문서 요약,사용자 정보,현재 날짜/시간,문서 날짜/시간,파일 경로,상호 참조,메일머지,메모,교정부호,개인정보
case 0x0e: // 예약
case 0x0f: // 숨은 설명
break;
case 0x11: // 각주/미주
paras.add(new Ctrl_Note(info));
break;
case 0x16: // 책갈피/찾아보기 표식
case 0x17: // 덧말/글자 겹침
break;
case 0x0b: // 그리기 개체/표
{
switch(info) {
case " osg":
paras.add(new Ctrl_GeneralShape(info));
break;
case " lbt":
paras.add(new Ctrl_Table(info));
break;
case "deqe":
paras.add(new Ctrl_EqEdit(info));
break;
case "mrof":
break;
}
}
break;
default:
break;
}
}
prevIndex = m.end();
}
if (prevIndex<text.length()) {
// write final text
int startIndex = prevIndex;
String content = text.substring(startIndex);
paras.add(new ParaText("____", content, startIndex));
}
String readable = toReadableString(text);
log.fine(" "+readable);
if (offset-off-size != 0) {
log.fine("[TAG]=" + tagNum + ", size=" + size + ", but currentSize=" + (offset-off));
dump(buf, off, size);
throw new HwpParseException();
}
return paras;
}
public static String getText(int tagNum, int level, int size, byte[] buf, int off, int version) throws HwpParseException {
int offset = off;
String text = new String(buf, offset, size, StandardCharsets.UTF_16LE);
offset += size;
String readable = toReadableString(text);
log.fine(" "+readable);
if (offset-off-size != 0) {
log.fine("[TAG]=" + tagNum + ", size=" + size + ", but currentSize=" + (offset-off));
dump(buf, off, size);
throw new HwpParseException();
}
return text;
}
private static String toReadableString(String text) {
StringBuffer sb = new StringBuffer();
char extendChar = 0;
char inlineChar = 0;
ByteBuffer bb = ByteBuffer.allocate(text.length()*2).order(ByteOrder.LITTLE_ENDIAN);
for(int i=0;i<text.length();i++) {
char c = text.charAt(i);
if (extendChar==0 && inlineChar==0 && c>31) {
sb.append(c);
} else if (extendChar!=0) {
if (c==extendChar) {
sb.append(new String(bb.array(), StandardCharsets.US_ASCII).trim()+"[/EXT("+(int)c+")]");
((Buffer)bb).clear(); // Java9 이후와 호환을 위해
extendChar=0;
} else {
bb.putChar(c);
}
} else if (inlineChar!=0) {
if (c==inlineChar) {
switch(c) {
case 9:
sb.append(HwpRecord.toHexString(bb.array())+"[/INL("+(int)c+")]");
break;
default:
sb.append(new String(bb.array(), StandardCharsets.US_ASCII).trim()+"[/INL("+(int)c+")]");
}
((Buffer)bb).clear(); // Java9 이후와 호환을 위해
inlineChar=0;
} else {
bb.putChar(c);
}
} else if (c <= 31) {
switch(c) {
case 13:
sb.append("[END]");
break;
case 0:
case 10:
case 24:
case 25:
case 26:
case 27:
case 28:
case 29:
case 30:
case 31:
sb.append("[CHAR("+(int)c+")]");
break;
case 1:
case 2:
case 3:
case 11:
case 12:
case 14:
case 15:
case 16:
case 17:
case 18:
case 21:
case 22:
case 23:
sb.append("[EXT("+(int)c+")]");
((Buffer)bb).clear(); // Java9 이후와 호환을 위해
extendChar = c;
break;
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
case 19:
case 20:
sb.append("[INL("+(int)c+")]");
((Buffer)bb).clear(); // Java9 이후와 호환을 위해
inlineChar = c;
break;
default:
bb.putChar(c);
}
}
}
return sb.toString();
}
}
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