Implemented version command

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

@@ -220,7 +220,7 @@ public class CommandManager {
                 "Show detailed information about all the Dungeon Maze serivces.",
                 dungeonMazeCommand);
         serviceCommand.setMaximumArguments(false);
-        serviceCommand.setCommandPermissions("dungeonmaze.command.services", CommandPermissions.DefaultPermission.OP_ONLY);
+        serviceCommand.setCommandPermissions("dungeonmaze.command.services", CommandPermissions.DefaultPermission.OP_ONLY);*/
 
         // Register the version command
         CommandDescription versionCommand = new CommandDescription(
@@ -233,9 +233,9 @@ public class CommandManager {
                     add("info");
                 }},
                 "Version info",
-                "Show detailed information about the installed Dungeon Maze version, and shows the developers, contributors, license and other information.",
+                "Show detailed information about the installed AuthMeReloaded version, and shows the developers, contributors, license and other information.",
-                dungeonMazeCommand);
+                authMeCommand);
-        versionCommand.setMaximumArguments(false);*/
+        versionCommand.setMaximumArguments(false);
 
         // Add the base commands to the commands array
         this.commandDescriptions.add(authMeCommand);

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

@@ -0,0 +1,79 @@
+package fr.xephi.authme.command.executable;
+
+import fr.xephi.authme.AuthMe;
+import fr.xephi.authme.command.CommandParts;
+import fr.xephi.authme.command.ExecutableCommand;
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class VersionCommand 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) {
+        // Show some version info
+        sender.sendMessage(ChatColor.GOLD + "==========[ " + AuthMe.PLUGIN_NAME.toUpperCase() + " ABOUT ]==========");
+        sender.sendMessage(ChatColor.GOLD + "Version: " + ChatColor.WHITE + AuthMe.PLUGIN_NAME + " v" + AuthMe.getVersionName() + ChatColor.GRAY + " (code: " + AuthMe.getVersionCode() + ")");
+        sender.sendMessage(ChatColor.GOLD + "Developers:");
+        printDeveloper(sender, "Xephi", "xephi", "Lead Developer");
+        printDeveloper(sender, "Sgdc3", "sgdc3", "Code Contributor");
+        printDeveloper(sender, "Tim Visee", "timvisee", "Code Contributor");
+        sender.sendMessage(ChatColor.GOLD + "Website: " + ChatColor.WHITE + "http://dev.bukkit.org/bukkit-plugins/authme-reloaded/");
+        sender.sendMessage(ChatColor.GOLD + "License: " + ChatColor.WHITE + "GNU GPL v3.0" + ChatColor.GRAY + ChatColor.ITALIC + " (See LICENSE file)");
+        sender.sendMessage(ChatColor.GOLD + "Copyright: " + ChatColor.WHITE + "Copyright (c) Xephi 2015. All rights reserved.");
+        return true;
+    }
+
+    /**
+     * Print a developer with proper styling.
+     *
+     * @param sender The command sender.
+     * @param name The display name of the developer.
+     * @param minecraftName The Minecraft username of the developer, if available.
+     * @param function The function of the developer.
+     */
+    @SuppressWarnings("StringConcatenationInsideStringBufferAppend")
+    private void printDeveloper(CommandSender sender, String name, String minecraftName, String function) {
+        // Print the name
+        StringBuilder msg = new StringBuilder();
+        msg.append(" " + ChatColor.WHITE);
+        msg.append(name);
+
+        // Append the Minecraft name, if available
+        if(minecraftName.length() != 0)
+            msg.append(ChatColor.GRAY + " // " + ChatColor.WHITE + minecraftName);
+        msg.append(ChatColor.GRAY + "" + ChatColor.ITALIC + " (" + function + ")");
+
+        // Show the online status
+        if(minecraftName.length() != 0)
+            if(isPlayerOnline(minecraftName))
+                msg.append(ChatColor.GREEN + "" + ChatColor.ITALIC + " (In-Game)");
+
+        // Print the message
+        sender.sendMessage(msg.toString());
+    }
+
+    /**
+     * Check whether a player is online.
+     *
+     * @param minecraftName The Minecraft player name.
+     *
+     * @return True if the player is online, false otherwise.
+     */
+    private boolean isPlayerOnline(String minecraftName) {
+        for(Player player : Bukkit.getOnlinePlayers())
+            if(player.getName().equalsIgnoreCase(minecraftName))
+                return true;
+        return false;
+    }
+}