121 lines
4.8 KiB
Java
121 lines
4.8 KiB
Java
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/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2021 ViaVersion and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package us.myles.ViaVersion.update;
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import com.google.gson.JsonObject;
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import com.google.gson.JsonParseException;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import us.myles.ViaVersion.api.Via;
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import us.myles.ViaVersion.util.GsonUtil;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.util.Locale;
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import java.util.UUID;
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public class UpdateUtil {
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private static final String PREFIX = "§a§l[ViaVersion] §a";
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private static final String URL = "https://api.spiget.org/v2/resources/";
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private static final int PLUGIN = 19254;
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private static final String LATEST_VERSION = "/versions/latest";
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public static void sendUpdateMessage(final UUID uuid) {
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Via.getPlatform().runAsync(() -> {
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final String message = getUpdateMessage(false);
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if (message != null) {
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Via.getPlatform().runSync(() -> Via.getPlatform().sendMessage(uuid, PREFIX + message));
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}
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});
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}
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public static void sendUpdateMessage() {
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Via.getPlatform().runAsync(() -> {
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final String message = getUpdateMessage(true);
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if (message != null) {
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Via.getPlatform().runSync(() -> Via.getPlatform().getLogger().warning(message));
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}
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});
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}
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private static @Nullable String getUpdateMessage(boolean console) {
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if (Via.getPlatform().getPluginVersion().equals("${version}")) {
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return "You are using a debug/custom version, consider updating.";
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}
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String newestString = getNewestVersion();
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if (newestString == null) {
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if (console) {
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return "Could not check for updates, check your connection.";
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} else {
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return null;
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}
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}
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Version current;
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try {
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current = new Version(Via.getPlatform().getPluginVersion());
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} catch (IllegalArgumentException e) {
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return "You are using a custom version, consider updating.";
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}
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Version newest = new Version(newestString);
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if (current.compareTo(newest) < 0) {
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return "There is a newer plugin version available: " + newest + ", you're on: " + current;
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} else if (console && current.compareTo(newest) != 0) {
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String tag = current.getTag().toLowerCase(Locale.ROOT);
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if (tag.startsWith("dev") || tag.startsWith("snapshot")) {
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return "You are running a development version of the plugin, please report any bugs to GitHub.";
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} else {
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return "You are running a newer version of the plugin than is released!";
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}
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}
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return null;
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}
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private static @Nullable String getNewestVersion() {
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try {
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URL url = new URL(URL + PLUGIN + LATEST_VERSION + "?" + System.currentTimeMillis());
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HttpURLConnection connection = (HttpURLConnection) url.openConnection();
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connection.setUseCaches(true);
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connection.addRequestProperty("User-Agent", "ViaVersion " + Via.getPlatform().getPluginVersion() + " " + Via.getPlatform().getPlatformName());
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connection.setDoOutput(true);
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BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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String input;
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StringBuilder builder = new StringBuilder();
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while ((input = br.readLine()) != null) {
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builder.append(input);
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}
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br.close();
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JsonObject statistics;
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try {
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statistics = GsonUtil.getGson().fromJson(builder.toString(), JsonObject.class);
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} catch (JsonParseException e) {
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e.printStackTrace();
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return null;
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}
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return statistics.get("name").getAsString();
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} catch (MalformedURLException e) {
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return null;
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} catch (IOException e) {
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return null;
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}
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}
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}
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