PlaceholderAPI/src/main/java/me/clip/placeholderapi/updatechecker/UpdateChecker.java

117 lines
3.6 KiB
Java

/*
* This file is part of PlaceholderAPI
*
* PlaceholderAPI
* Copyright (c) 2015 - 2021 PlaceholderAPI Team
*
* PlaceholderAPI free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlaceholderAPI is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package me.clip.placeholderapi.updatechecker;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import javax.net.ssl.HttpsURLConnection;
import me.clip.placeholderapi.PlaceholderAPIPlugin;
import me.clip.placeholderapi.util.Msg;
import org.bukkit.Bukkit;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerJoinEvent;
public class UpdateChecker implements Listener {
private final int RESOURCE_ID = 6245;
private final PlaceholderAPIPlugin plugin;
private final String pluginVersion;
private String spigotVersion;
private boolean updateAvailable;
public UpdateChecker(PlaceholderAPIPlugin i) {
plugin = i;
pluginVersion = i.getDescription().getVersion();
}
public boolean hasUpdateAvailable() {
return updateAvailable;
}
public String getSpigotVersion() {
return spigotVersion;
}
public void fetch() {
Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
try {
HttpsURLConnection con = (HttpsURLConnection) new URL(
"https://api.spigotmc.org/legacy/update.php?resource=" + RESOURCE_ID).openConnection();
con.setRequestMethod("GET");
spigotVersion = new BufferedReader(new InputStreamReader(con.getInputStream())).readLine();
} catch (Exception ex) {
plugin.getLogger().info("Failed to check for updates on spigot.");
return;
}
if (spigotVersion == null || spigotVersion.isEmpty()) {
return;
}
updateAvailable = spigotIsNewer();
if (!updateAvailable) {
return;
}
Bukkit.getScheduler().runTask(plugin, () -> {
plugin.getLogger()
.info("An update for PlaceholderAPI (v" + getSpigotVersion() + ") is available at:");
plugin.getLogger()
.info("https://www.spigotmc.org/resources/placeholderapi." + RESOURCE_ID + "/");
Bukkit.getPluginManager().registerEvents(this, plugin);
});
});
}
private boolean spigotIsNewer() {
if (spigotVersion == null || spigotVersion.isEmpty()) {
return false;
}
String plV = toReadable(pluginVersion);
String spV = toReadable(spigotVersion);
return plV.compareTo(spV) < 0;
}
private String toReadable(String version) {
if (version.contains("-DEV-")) {
version = version.split("-DEV-")[0];
}
return version.replaceAll("\\.", "");
}
@EventHandler(priority = EventPriority.MONITOR)
public void onJoin(PlayerJoinEvent e) {
if (e.getPlayer().hasPermission("placeholderapi.updatenotify")) {
Msg.msg(e.getPlayer(),
"&bAn update for &fPlaceholder&7API &e(&fPlaceholder&7API &fv" + getSpigotVersion()
+ "&e)"
, "&bis available at &ehttps://www.spigotmc.org/resources/placeholderapi." + RESOURCE_ID
+ "/");
}
}
}