Skip to content
This repository has been archived by the owner on Sep 22, 2022. It is now read-only.

Commit

Permalink
Update MarkdownConverter.java
Browse files Browse the repository at this point in the history
  • Loading branch information
@ozraru
ozraru committed Aug 9, 2022
1 parent 7e2119c commit f82f8b5
Showing 1 changed file with 69 additions and 135 deletions.
204 changes: 69 additions & 135 deletions lib/src/main/java/work/raru/spigot/discordchat/MarkdownConverter.java
View file
Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package work.raru.spigot.discordchat;

import java.util.HashMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
* I wrote this. But I can't read this :P
Expand All @@ -10,181 +11,114 @@
*/
public class MarkdownConverter {

private static final int BOLD = 1;
private static final int ITALIC = 2;
private static final int STRIKE = 3;
private static final int UNDER = 4;
private static final Pattern pattern = Pattern.compile("((\\*\\*\\*?[^§]+?\\*?\\*\\*)|(\\*(\\*\\*)?[^§]+?(\\*\\*)?\\*)|(~~[^§]+?~~)|(__[^§]+?__))");

final static char BOLD_C = 'l';
final static char ITALIC_C = 'o';
final static char STRIKE_C = 'm';
final static char UNDER_C = 'n';

enum Kind {
BOLD(2,2,BOLD_C),
ITALIC(3,1,ITALIC_C),
STRIKE(6,2,STRIKE_C),
UNDER(7,2,UNDER_C);

final int group;
final int length;
final char minecraft;

Kind(int group, int length, char minecraft) {
this.group = group;
this.length = length;
this.minecraft = minecraft;
}
}

public static void main(String[] args) {
System.out.println(toMinecraft(args[0]));
}

static String toMinecraft(String markdown) {
int boldPos = -1;
int italicPos = -1;
int strikePos = -1;
int underPos = -1;
int boldItalicPos = -1;
HashMap<Integer, Deco> decos = new HashMap<Integer, Deco>();
for (int i = 0; i < markdown.length(); i++) {
int clearPos = -1;
switch (markdown.charAt(i)) {
case '*':
if (markdown.length() > i + 1 && markdown.charAt(i + 1) == '*') {
if (markdown.length() > i + 2 && markdown.charAt(i + 2) == '*') {
if (boldItalicPos >= 0) {
italicPos = boldItalicPos;
boldPos = boldItalicPos + 1;
boldItalicPos = -1;
}
if (boldPos < 0 && italicPos >= 0) {
i++;
} else if (boldPos >= 0 && italicPos >= 0) {
if (boldPos < italicPos) {
decos.put(italicPos, new Deco(ITALIC, true));
decos.put(i, new Deco(ITALIC, false));
clearPos = italicPos;
} else {
decos.put(boldPos, new Deco(BOLD, true));
decos.put(i, new Deco(BOLD, false));
clearPos = boldPos;
i++;
}
} else if (boldPos < 0 && italicPos < 0) {
boldItalicPos = i;
i += 2;
} // if boldPos >= 0 && italicPos < 0, nothing to do (i += 0)
} else {
if (boldItalicPos >= 0) {
boldPos = boldItalicPos + 1;
italicPos = boldItalicPos;
boldItalicPos = -1;
}
if (boldPos < 0) {
boldPos = i;
} else {
decos.put(boldPos, new Deco(BOLD, true));
decos.put(i, new Deco(BOLD, false));
clearPos = boldPos;
}
i++;
}
} else {
if (boldItalicPos >= 0) {
italicPos = boldItalicPos + 2;
boldPos = boldItalicPos;
boldItalicPos = -1;
}
if (italicPos < 0) {
italicPos = i;
} else {
decos.put(italicPos, new Deco(ITALIC, true));
decos.put(i, new Deco(ITALIC, false));
clearPos = italicPos;
}
}
break;
case '~':
if (markdown.length() > i + 1 && markdown.charAt(i + 1) == '~') {
if (strikePos < 0) {
strikePos = i;
} else {
decos.put(strikePos, new Deco(STRIKE, true));
decos.put(i, new Deco(STRIKE, false));
clearPos = strikePos;
}
i++;
}
break;
case '_':
if (markdown.length() > i + 1 && markdown.charAt(i + 1) == '_') {
if (underPos < 0) {
underPos = i;
} else {
decos.put(underPos, new Deco(UNDER, true));
decos.put(i, new Deco(UNDER, false));
clearPos = underPos;
}
i++;
}
String converted = markdown;
while (true) {
Matcher matcher = pattern.matcher(converted);
if (!matcher.find()) {
break;
}
if (clearPos > 0) {
if (clearPos <= boldPos && boldPos <= i)
boldPos = -1;
if (clearPos <= italicPos && italicPos <= i)
italicPos = -1;
if (clearPos <= strikePos && strikePos <= i)
strikePos = -1;
if (clearPos <= underPos && underPos <= i)
underPos = -1;
for (Kind kind : Kind.values()) {
String matched = matcher.group(kind.group);
if (matched != null && matched.length() != 0) {
converted = matcher.replaceFirst("§" + kind.minecraft + matched.substring(kind.length, matched.length() - kind.length) + "§" + kind.minecraft);
break;
}
}
}
StringBuilder resultString = new StringBuilder();
boolean bold = false;
boolean italic = false;
boolean strike = false;
boolean under = false;
for (int i = 0; i < markdown.length(); i++) {
if (decos.containsKey(i)) {
switch (decos.get(i).mark) {
case BOLD:
bold = decos.get(i).start;
for (int i = 0; i < converted.length(); i++) {
if (converted.charAt(i) == '§' && converted.length() > i+1) {
boolean reset = false;
switch (converted.charAt(i+1)) {
case BOLD_C:
bold = !bold;
if (bold) {
resultString.append("§l");
resultString.append("§"+BOLD_C);
} else {
reset = true;
}
i++;
break;
case ITALIC:
italic = decos.get(i).start;
case ITALIC_C:
italic = !italic;
if (italic) {
resultString.append("§o");
resultString.append("§"+ITALIC_C);
} else {
reset = true;
}
i++;
break;
case STRIKE:
strike = decos.get(i).start;
case STRIKE_C:
strike = !strike;
if (strike) {
resultString.append("§m");
resultString.append("§"+STRIKE_C);
} else {
reset = true;
}
i++;
break;
case UNDER:
under = decos.get(i).start;
case UNDER_C:
under = !under;
if (under) {
resultString.append("§n");
resultString.append("§"+UNDER_C);
} else {
reset = true;
}
i++;
break;
}
if (!decos.get(i).start) {
if (reset) {
resultString.append("§r");
if (bold) {
resultString.append("§l");
resultString.append("§"+BOLD_C);
}
if (italic) {
resultString.append("§o");
resultString.append("§"+ITALIC_C);
}
if (strike) {
resultString.append("§m");
resultString.append("§"+STRIKE_C);
}
if (under) {
resultString.append("§n");
resultString.append("§"+UNDER_C);
}
}
if (decos.get(i).mark != ITALIC) {
i++;
}
} else {
resultString.append(markdown.charAt(i));
resultString.append(converted.charAt(i));
}
}
return resultString.toString();
}

static class Deco {
final int mark;
final boolean start;

Deco(int mark, boolean start) {
this.mark = mark;
this.start = start;
}
}
}

0 comments on commit f82f8b5

Please sign in to comment.