104 lines
3.0 KiB
Java
104 lines
3.0 KiB
Java
package fr.pandacube.lib.util;
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/**
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* Provides utility methods around Minecraft and Web stuff.
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*/
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public class MinecraftWebUtil {
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/**
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* Convert a legacy Minecraft color coded String into HTML Format.
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* <p>
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* Each colored part of the text will be contained in a {@code <span>} tag with {@code class="cX"} where {@code X}
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* is the color code from 0 to F in uppercase.
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* The bold, struck, underlined and italic parts will be contained in a {@code <span>} tag with respectively the
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* classes {@code cL}, {@code cM}, {@code cN} and {@code cO}.
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* Some CSS properties are needed to apply the colors to the CSS classes.
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* @param chatColorPrefix the prefix used for the color codes
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* @param legacyText the legacy text to convert to HTML.
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* @return The text formatted in HTML.
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* @implNote the current implementation does not yet support the RGB colors.
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*/
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// TODO update to support RGB colors (Bungee and Essentials notation). (see JS implementation at https://www.pandacube.fr/assets/js/global.js )
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// TODO moves this to pandalib-chat and use Adventure API to help serializing to HTML
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public static String fromMinecraftColorCodeToHTML(char chatColorPrefix, String legacyText)
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{
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String color_char = "0123456789abcdefr";
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StringBuilder builder = new StringBuilder();
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char currentColor = 'r';
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boolean bold = false, italic = false, underlined = false, strikethrough = false;
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for (int i=0; i<legacyText.length(); i++) {
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char c = legacyText.charAt(i);
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if (c == chatColorPrefix && (i<legacyText.length()-1)) {
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i++;
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c = legacyText.charAt(i);
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if (color_char.contains(String.valueOf(Character.toLowerCase(c)))) {
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if (bold) {
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builder.append("</span>");
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bold = false;
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}
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if (italic) {
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builder.append("</span>");
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italic = false;
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}
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if (underlined) {
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builder.append("</span>");
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underlined = false;
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}
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if (strikethrough) {
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builder.append("</span>");
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strikethrough = false;
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}
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if (Character.toLowerCase(c) != currentColor) {
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if (currentColor != 'r')
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builder.append("</span>");
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if (Character.toLowerCase(c) != 'r')
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builder.append("<span class=\"c").append(Character.toUpperCase(c)).append("\">");
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currentColor = Character.toLowerCase(c);
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}
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}
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else if (Character.toLowerCase(c) == 'l') {
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if (!bold) {
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builder.append("<span class=\"cL\">");
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bold = true;
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}
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}
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else if (Character.toLowerCase(c) == 'm') {
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if (!strikethrough) {
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builder.append("<span class=\"cM\">");
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strikethrough = true;
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}
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}
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else if (Character.toLowerCase(c) == 'n') {
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if (!underlined) {
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builder.append("<span class=\"cN\">");
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underlined = true;
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}
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}
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else if (Character.toLowerCase(c) == 'o') {
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if (!italic) {
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builder.append("<span class=\"cO\">");
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italic = true;
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}
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}
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else {
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builder.append(chatColorPrefix + c);
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}
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}
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else
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builder.append(c);
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}
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return builder.toString();
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}
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}
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