update: find chapter by regex and more setting

README.md

@@ -10,6 +10,17 @@ Working yet
 
 Install: [#1](https://github.com/MUedsa/TextReaderSiderTool/issues/1)
 
+## Setting
+
+- 解析限制： 章节的标题如果过长可以适量增加此限制
+- 章节前缀： 章节的标题前缀
+- 章节后缀： 章节的标题后缀
+- 固定标题： 如果存在如‘前言’‘引子’等标题可以放在此列表中，使用`|`分隔
+
+*以上设置修改后，清空‘正则设置’，然后点击'file'选择文件*
+
+- 正则设置： 匹配章节标题的正则，可自定义正则，如果不存在，会把上面的设置解析为正则
+
 ## note
 
 #### 【Dev】.iml something

src/com/muedsa/intellij/textReader/Chapter.java

@@ -6,7 +6,9 @@
 
 import java.io.*;
 import java.util.Vector;
+import java.util.regex.Matcher;
 import java.util.regex.Pattern;
+import java.util.regex.PatternSyntaxException;
 
 public class Chapter {
     private int startOffset;
@@ -53,23 +55,24 @@ public String toString() {
         return "●" + title;
     }
 
-    public static Vector<Chapter> getChapters(TextFile textFile, String chapterPrefix, String chapterSuffix){
+    public static Vector<Chapter> getChapters(TextFile textFile, int maxLineSize, Pattern pattern) {
         Vector<Chapter> list = new Vector<>();
         int offset = 0;
-        try{
+        try {
             InputStreamReader reader = new InputStreamReader(textFile.getInputStream(), textFile.getCharset());
             MyBufferedReader bufferedReader = new MyBufferedReader(reader);
             String lineContent;
             Chapter previousChapter = null;
             while ((lineContent = bufferedReader.readLineWithCRLF()) != null){
-                int startIndex = lineContent.indexOf(chapterPrefix);
-                int endIndex =  lineContent.indexOf(chapterSuffix);
-                if (startIndex >= 0 && endIndex > 0 && endIndex > startIndex && endIndex - startIndex < 10 && lineContent.length()-endIndex < 50 && Pattern.matches("[0-9]+|[零一二三四五六七八九十百千万]+", lineContent.substring(startIndex + 1, endIndex))) {
-                    if(previousChapter != null){
-                        previousChapter.setLength(offset - previousChapter.getStartOffset());
+                if(lineContent.length() <= maxLineSize){
+                    Matcher matcher = pattern.matcher(lineContent);
+                    if(matcher.find()){
+                        if(previousChapter != null){
+                            previousChapter.setLength(offset - previousChapter.getStartOffset());
+                        }
+                        previousChapter = new Chapter(offset, lineContent.trim());
+                        list.add(previousChapter);
                     }
-                    previousChapter = new Chapter(offset, lineContent.trim());
-                    list.add(previousChapter);
                 }
                 offset += lineContent.getBytes(textFile.getCharset()).length;
             }
@@ -82,6 +85,10 @@ public static Vector<Chapter> getChapters(TextFile textFile, String chapterPrefi
             e.printStackTrace();
             NotificationFactory.sendNotify("加载失败", e.getLocalizedMessage(), NotificationType.WARNING);
         }
+        catch (PatternSyntaxException error){
+            error.printStackTrace();
+            NotificationFactory.sendNotify("正则错误", error.getLocalizedMessage(), NotificationType.ERROR);
+        }
         return list;
     }