Implemented the logout command

src/main/java/fr/xephi/authme/AuthMe.java

@@ -350,7 +350,7 @@ public class AuthMe extends JavaPlugin {
         //getCommand("register").setExecutor(new RegisterCommand(this));
         //getCommand("login").setExecutor(new LoginCommand(this));
         //getCommand("changepassword").setExecutor(new ChangePasswordCommand(this));
-        getCommand("logout").setExecutor(new LogoutCommand(this));
+        //getCommand("logout").setExecutor(new LogoutCommand(this));
         getCommand("unregister").setExecutor(new UnregisterCommand(this));
         getCommand("email").setExecutor(new EmailCommand(this));
         getCommand("captcha").setExecutor(new CaptchaCommand(this));

src/main/java/fr/xephi/authme/command/CommandManager.java

@@ -4,6 +4,7 @@ import fr.xephi.authme.command.executable.*;
 import fr.xephi.authme.command.executable.authme.*;
 import fr.xephi.authme.command.executable.changepassword.ChangePasswordCommand;
 import fr.xephi.authme.command.executable.login.LoginCommand;
+import fr.xephi.authme.command.executable.logout.LogoutCommand;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -356,6 +357,32 @@ public class CommandManager {
         loginHelpCommand.addArgument(new CommandArgumentDescription("query", "The command or query to view help for.", true));
         loginHelpCommand.setMaximumArguments(false);
 
+        // Register the base logout command
+        CommandDescription logoutBaseCommand = new CommandDescription(
+                new LogoutCommand(),
+                new ArrayList<String>() {{
+                    add("logout");
+                }},
+                "Logout command",
+                "Command to logout using AuthMeReloaded.", null);
+        logoutBaseCommand.setCommandPermissions("authme.logout", CommandPermissions.DefaultPermission.ALLOWED);
+
+        // Register the help command
+        CommandDescription logoutHelpCommand = new CommandDescription(
+                new HelpCommand(),
+                new ArrayList<String>() {{
+                    add("help");
+                    add("hlp");
+                    add("h");
+                    add("sos");
+                    add("?");
+                }},
+                "View help",
+                "View detailed help pages about AuthMeReloaded register commands.",
+                logoutBaseCommand);
+        logoutHelpCommand.addArgument(new CommandArgumentDescription("query", "The command or query to view help for.", true));
+        logoutHelpCommand.setMaximumArguments(false);
+
         // Register the base register command
         CommandDescription registerBaseCommand = new CommandDescription(
                 new RegisterCommand(),
@@ -419,6 +446,7 @@ public class CommandManager {
         // Add the base commands to the commands array
         this.commandDescriptions.add(authMeBaseCommand);
         this.commandDescriptions.add(loginBaseCommand);
+        this.commandDescriptions.add(logoutBaseCommand);
         this.commandDescriptions.add(registerBaseCommand);
         this.commandDescriptions.add(changePasswordBaseCommand);
     }

src/main/java/fr/xephi/authme/command/executable/logout/LogoutCommand.java

@@ -0,0 +1,37 @@
+package fr.xephi.authme.command.executable.logout;
+
+import fr.xephi.authme.AuthMe;
+import fr.xephi.authme.command.CommandParts;
+import fr.xephi.authme.command.ExecutableCommand;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class LogoutCommand extends ExecutableCommand {
+
+    /**
+     * Execute the command.
+     *
+     * @param sender The command sender.
+     * @param commandReference The command reference.
+     * @param commandArguments The command arguments.
+     *
+     * @return True if the command was executed successfully, false otherwise.
+     */
+    @Override
+    public boolean executeCommand(CommandSender sender, CommandParts commandReference, CommandParts commandArguments) {
+        // AuthMe plugin instance
+        final AuthMe plugin = AuthMe.getInstance();
+
+        // Make sure the current command executor is a player
+        if(!(sender instanceof Player)) {
+            return true;
+        }
+
+        // Get the player instance
+        final Player player = (Player) sender;
+
+        // Logout the player
+        plugin.management.performLogout(player);
+        return true;
+    }
+}