MarkdownNovo.java

public class MarkdownNovo {

	private static final ScriptEngine JAVASCRIPT;

	static {
		JAVASCRIPT = new ScriptEngineManager().getEngineByName("javascript");
		try {
			JAVASCRIPT.eval(new InputStreamReader(MarkdownNovo.class.getResourceAsStream("/marked.js")));
			System.out.println(MarkdownNovo.class.getResourceAsStream("/marked.js"));
		} catch (ScriptException e) {
			throw new RuntimeException(e);
		}
	}

	public static String parseNewHighlight(String content) {
		if (content == null || content.trim().isEmpty())
			return "";
		return parse(content);
	}

	private static String parse(String content) {
		try {
			content = parseAudioTag(content);
			Bindings b = JAVASCRIPT.getBindings(ScriptContext.ENGINE_SCOPE);

			SimpleBindings sb = new SimpleBindings(new HashMap<>(b));
			sb.put("content", content);
			Object result = JAVASCRIPT.eval("marked(content)", sb);
			String parsed = result.toString();

			return parsed;
		} catch (ScriptException e) {
			throw new RuntimeException(e);
		}
	}

	public static String parseAudioTag(String content) {

		Pattern pattern = Pattern.compile(".*(http.*mp3)#(.*)");
		Matcher matcher = pattern.matcher(content);

		while (matcher.find()) {

			String audioUrl = matcher.group(1);
			String audioTitle = matcher.group(2);

			StringBuilder builder = new StringBuilder().append("<div class=\"audioPlayer\">")
					.append("<div class=\"audioPlayer-container\">").append("<div class=\"audioPlayer-titulo\">")
					.append("<div class=\"audioPlayer-playback\">Playback</div>").append(audioTitle).append("</div>")
					.append("<a  class=\"button buttonAction audioPlayer-download\" href=\"").append(audioUrl)
					.append("\" download target=\"_blank\">Download</a>").append("</div>")
					.append("<audio class=\"audioPlayer-player\" src=\"").append(audioUrl).append("\" controls>")
					.append("</audio>").append("</div>");

			content = content.replace(matcher.group(), builder.toString());
		}
		return content;
	}
}