diff --git a/src/main/java/cn/citycraft/CTZServer/CTZAuth.java b/src/main/java/cn/citycraft/CTZServer/CTZAuth.java
index a072ae7..de213ce 100644
--- a/src/main/java/cn/citycraft/CTZServer/CTZAuth.java
+++ b/src/main/java/cn/citycraft/CTZServer/CTZAuth.java
@@ -1,13 +1,14 @@
 package cn.citycraft.CTZServer;
 
-import cn.citycraft.sql.KeyValue;
-import cn.citycraft.sql.SQLHelper;
-import cn.citycraft.utils.StringUtil;
+import cn.citycraft.PluginHelper.sql.KeyValue;
+import cn.citycraft.PluginHelper.sql.SQLHelper;
+import cn.citycraft.PluginHelper.utils.StringUtil;
 
 public class CTZAuth {
 	static final String TableName = "ctzserver";
 	static final String UserField = "player";
 	static final String PWDField = "password";
+	static final String LoginField = "password";
 	static ServerThread serverThread;
 	static SQLHelper sql;
 
@@ -25,7 +26,7 @@ public class CTZAuth {
 	}
 
 	public static boolean isLogin(String username) {
-		String result = sql.dbSelectFirst(TableName, "islogged", new KeyValue(UserField, username));
+		String result = sql.dbSelectFirst(TableName, LoginField, new KeyValue(UserField, username));
 		return (result != null && result.equalsIgnoreCase("1"));
 	}
 
@@ -33,6 +34,10 @@ public class CTZAuth {
 		return sql.isFieldExists(TableName, new KeyValue(UserField, username));
 	}
 
+	public static boolean login(String username) {
+		return sql.dbUpdate(TableName, new KeyValue(LoginField, "1"), new KeyValue(UserField, username));
+	}
+
 	public static boolean registerPlayer(String username, String password) {
 		if (isRegistered(username))
 			return false;
diff --git a/src/main/java/cn/citycraft/CTZServer/ServerThread.java b/src/main/java/cn/citycraft/CTZServer/ServerThread.java
index 9530407..2c427d4 100644
--- a/src/main/java/cn/citycraft/CTZServer/ServerThread.java
+++ b/src/main/java/cn/citycraft/CTZServer/ServerThread.java
@@ -7,10 +7,10 @@ import java.io.InputStreamReader;
 
 import cn.citycraft.CTZServer.commands.HandlerCommand;
 import cn.citycraft.CTZServer.socket.CTZLoginServerSocket;
-import cn.citycraft.sql.KeyValue;
-import cn.citycraft.sql.MySQLHelper;
-import cn.citycraft.sql.SQLHelper;
-import cn.citycraft.utils.FileUtil;
+import cn.citycraft.PluginHelper.sql.KeyValue;
+import cn.citycraft.PluginHelper.sql.MySQLHelper;
+import cn.citycraft.PluginHelper.sql.SQLHelper;
+import cn.citycraft.PluginHelper.utils.FileUtil;
 import net.md_5.bungee.api.ChatColor;
 
 public class ServerThread implements Runnable {
diff --git a/src/main/java/cn/citycraft/CTZServer/commands/CommandGc.java b/src/main/java/cn/citycraft/CTZServer/commands/CommandGc.java
index 966e344..c6003ee 100644
--- a/src/main/java/cn/citycraft/CTZServer/commands/CommandGc.java
+++ b/src/main/java/cn/citycraft/CTZServer/commands/CommandGc.java
@@ -2,8 +2,8 @@ package cn.citycraft.CTZServer.commands;
 
 import cn.citycraft.CTZServer.CTZServer;
 import cn.citycraft.CTZServer.ServerThread;
-import cn.citycraft.utils.StringUtil;
-import cn.citycraft.utils.SystemUtil;
+import cn.citycraft.PluginHelper.utils.StringUtil;
+import cn.citycraft.PluginHelper.utils.SystemUtil;
 import net.md_5.bungee.api.ChatColor;
 
 public class CommandGc extends BaseCommand {
diff --git a/src/main/java/cn/citycraft/CTZServer/commands/HandlerCommand.java b/src/main/java/cn/citycraft/CTZServer/commands/HandlerCommand.java
index 38f3ea7..c82f6b9 100644
--- a/src/main/java/cn/citycraft/CTZServer/commands/HandlerCommand.java
+++ b/src/main/java/cn/citycraft/CTZServer/commands/HandlerCommand.java
@@ -5,7 +5,7 @@ import java.util.List;
 
 import cn.citycraft.CTZServer.CTZServer;
 import cn.citycraft.CTZServer.ServerThread;
-import cn.citycraft.utils.StringUtil;
+import cn.citycraft.PluginHelper.utils.StringUtil;
 import net.md_5.bungee.api.ChatColor;
 
 public class HandlerCommand {