Implemented the purgelastposition command

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

@@ -286,6 +286,23 @@ public class CommandManager {
         purgeCommand.setCommandPermissions("authme.admin.purge", CommandPermissions.DefaultPermission.OP_ONLY);
         purgeCommand.addArgument(new CommandArgumentDescription("days", "Number of days", false));
 
+        // Register the purgelastposition command
+        CommandDescription purgeLastPositionCommand = new CommandDescription(
+                new PurgeLastPositionCommand(),
+                new ArrayList<String>() {{
+                    add("purgelastposition");
+                    add("purgelastpos");
+                    add("resetposition");
+                    add("resetpos");
+                    add("resetlastposition");
+                    add("resetlastpos");
+                }},
+                "Purge player's last position",
+                "Purge the last know position of the specified player.",
+                authMeCommand);
+        purgeLastPositionCommand.setCommandPermissions("authme.admin.purgelastpos", CommandPermissions.DefaultPermission.OP_ONLY);
+        purgeLastPositionCommand.addArgument(new CommandArgumentDescription("player", "Player name", true));
+
         // Register the purgebannedplayers command
         CommandDescription purgeBannedPlayersCommand = new CommandDescription(
                 new PurgeBannedPlayersCommand(),

src/main/java/fr/xephi/authme/command/executable/authme/PurgeLastPositionCommand.java

@@ -0,0 +1,64 @@
+package fr.xephi.authme.command.executable.authme;
+
+import fr.xephi.authme.AuthMe;
+import fr.xephi.authme.ConsoleLogger;
+import fr.xephi.authme.cache.auth.PlayerAuth;
+import fr.xephi.authme.command.CommandParts;
+import fr.xephi.authme.command.ExecutableCommand;
+import fr.xephi.authme.settings.Messages;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class PurgeLastPositionCommand 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(final CommandSender sender, CommandParts commandReference, CommandParts commandArguments) {
+        // AuthMe plugin instance
+        final AuthMe plugin = AuthMe.getInstance();
+
+        // Messages instance
+        final Messages m = Messages.getInstance();
+
+        // Get the player
+        String playerName = sender.getName();
+        if(commandArguments.getCount() >= 1)
+            playerName = commandArguments.get(0);
+        String playerNameLowerCase = playerName.toLowerCase();
+
+        // Purge the last position of the player
+        try {
+            // Get the user auth and make sure the user exists
+            PlayerAuth auth = plugin.database.getAuth(playerNameLowerCase);
+            if (auth == null) {
+                m.send(sender, "unknown_user");
+                return true;
+            }
+
+            // Set the last position
+            auth.setQuitLocX(0D);
+            auth.setQuitLocY(0D);
+            auth.setQuitLocZ(0D);
+            auth.setWorld("world");
+            plugin.database.updateQuitLoc(auth);
+
+            // Show a status message
+            sender.sendMessage(playerNameLowerCase + "'s last position location is now reset");
+
+        } catch (Exception e) {
+            ConsoleLogger.showError("An error occurred while trying to reset location or player do not exist, please see below: ");
+            ConsoleLogger.showError(e.getMessage());
+            if (sender instanceof Player)
+                sender.sendMessage("An error occurred while trying to reset location or player do not exist, please see logs");
+        }
+        return true;
+    }
+}