add VersionCheck...

Signed-off-by: j502647092 <jtb1@163.com>

src/cn/citycraft/RealBackpacks/util/VersionChecker.java

@@ -0,0 +1,62 @@
+package cn.citycraft.RealBackpacks.util;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URL;
+
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.Plugin;
+
+import com.google.common.base.Charsets;
+
+public class VersionChecker {
+	Plugin plugin;
+
+	public VersionChecker(Plugin plugin) {
+		this.plugin = plugin;
+	}
+
+	public void VersionCheck(final Player player) {
+		Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
+			@Override
+			public void run() {
+				String website = plugin.getDescription().getWebsite();
+				String readURL = website
+						+ (website.substring(website.length() - 1).equals("/") ? "" : "/")
+						+ "/lastSuccessfulBuild/artifact/src/plugin.yml";
+				FileConfiguration config;
+				String currentVersion = plugin.getDescription().getVersion();
+				try {
+					URL url = new URL(readURL);
+					BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream(),
+							Charsets.UTF_8));
+					config = YamlConfiguration.loadConfiguration(br);
+					String newVersion = config.getString("version");
+					br.close();
+					if (!newVersion.equals(currentVersion)) {
+						String[] msg = new String[] {
+								ChatColor.GREEN + plugin.getName() + "插件最新版本 v" + newVersion,
+								ChatColor.RED + "服务器运行版本: v" + currentVersion,
+								ChatColor.GOLD + "插件更新网站: " + ChatColor.BLUE
+										+ plugin.getDescription().getWebsite() };
+						if (player != null) {
+							player.sendMessage(msg);
+						} else {
+							for (String s : msg) {
+								plugin.getLogger().info(s);
+							}
+						}
+					}
+				} catch (IOException e) {
+					plugin.getLogger().warning("版本更新检查失败!");
+				}
+			}
+		});
+	}
+
+}

src/plugin.yml

@@ -1,18 +1,22 @@
 name: RealBackpacks
 main: cn.citycraft.RealBackpacks.RealBackpacks
-version: 0.1.4
+version: 0.1.5
 author: Slayr288,喵♂呜
 softdepend: [Vault]
 commands:
     rb:
-      description: Main commands.
+      description: 主命令.
       aliases: [realbackpacks, realb, rbs]
 permissions:
     rb.reload:
+        description: 重新载入插件!
         default: op
     rb.list:
+        description: 列出可购买背包!
         default: op
     rb.filetomysql:
+        description: 转换数据到MySql!
         default: op
     rb.fullview:
+        description: 完整查看别的玩家背包!
         default: op