1 files changed, 124 insertions, 0 deletions
diff --git a/EssentialsUpdate/src/net/ess3/update/chat/UsernameUtil.java b/EssentialsUpdate/src/net/ess3/update/chat/UsernameUtil.java
new file mode 100644
index 000000000..e9dfdf728
--- /dev/null
+++ b/EssentialsUpdate/src/net/ess3/update/chat/UsernameUtil.java
@@ -0,0 +1,124 @@
+package net.ess3.update.chat;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.bukkit.Bukkit;
+import org.bukkit.Server;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.Plugin;
+
+
+public final class UsernameUtil
+{
+	private static final Pattern CB_PATTERN = Pattern.compile("git-Bukkit-([0-9]+).([0-9]+).([0-9]+)-[0-9]+-[0-9a-z]+-b([0-9]+)jnks.*");
+
+	private UsernameUtil()
+	{
+	}
+
+	public static String createUsername(final Player player)
+	{
+		final StringBuilder nameBuilder = new StringBuilder();
+		final Server server = Bukkit.getServer();
+		nameBuilder.append(player.getName());
+
+		addCraftBukkitVersion(server, nameBuilder);
+		addEssentialsVersion(server, nameBuilder);
+		addGroupManagerVersion(server, nameBuilder);
+		addPermissionsExVersion(server, nameBuilder);
+		addPermissionsBukkitVersion(server, nameBuilder);
+		addBPermissionsVersion(server, nameBuilder);
+		addPermissionsVersion(server, nameBuilder);
+
+		return nameBuilder.toString();
+	}
+
+	private static void addPermissionsVersion(final Server server, final StringBuilder nameBuilder)
+	{
+		final Plugin perm = server.getPluginManager().getPlugin("Permissions");
+		if (perm != null)
+		{
+			nameBuilder.append(" P");
+			if (!perm.isEnabled())
+			{
+				nameBuilder.append('!');
+			}
+			nameBuilder.append(perm.getDescription().getVersion());
+		}
+	}
+
+	private static void addBPermissionsVersion(final Server server, final StringBuilder nameBuilder)
+	{
+		final Plugin bperm = server.getPluginManager().getPlugin("bPermissions");
+		if (bperm != null)
+		{
+			nameBuilder.append(" BP");
+			if (!bperm.isEnabled())
+			{
+				nameBuilder.append('!');
+			}
+			nameBuilder.append(bperm.getDescription().getVersion());
+		}
+	}
+
+	private static void addPermissionsBukkitVersion(final Server server, final StringBuilder nameBuilder)
+	{
+		final Plugin permb = server.getPluginManager().getPlugin("PermissionsBukkit");
+		if (permb != null)
+		{
+			nameBuilder.append(" PB");
+			if (!permb.isEnabled())
+			{
+				nameBuilder.append('!');
+			}
+			nameBuilder.append(permb.getDescription().getVersion());
+		}
+	}
+
+	private static void addPermissionsExVersion(final Server server, final StringBuilder nameBuilder)
+	{
+		final Plugin pex = server.getPluginManager().getPlugin("PermissionsEx");
+		if (pex != null)
+		{
+			nameBuilder.append(" PEX");
+			if (!pex.isEnabled())
+			{
+				nameBuilder.append('!');
+			}
+			nameBuilder.append(pex.getDescription().getVersion());
+		}
+	}
+
+	private static void addGroupManagerVersion(final Server server, final StringBuilder nameBuilder)
+	{
+		final Plugin groupManager = server.getPluginManager().getPlugin("GroupManager");
+		if (groupManager != null)
+		{
+			nameBuilder.append(" GM");
+			if (!groupManager.isEnabled())
+			{
+				nameBuilder.append('!');
+			}
+		}
+	}
+
+	private static void addEssentialsVersion(final Server server, final StringBuilder nameBuilder)
+	{
+		final Plugin essentials = server.getPluginManager().getPlugin("Essentials-3");
+		if (essentials != null)
+		{
+			nameBuilder.append(" ESS");
+			nameBuilder.append(essentials.getDescription().getVersion());
+		}
+	}
+
+	private static void addCraftBukkitVersion(final Server server, final StringBuilder nameBuilder)
+	{
+		final Matcher versionMatch = CB_PATTERN.matcher(server.getVersion());
+		if (versionMatch.matches())
+		{
+			nameBuilder.append(" CB");
+			nameBuilder.append(versionMatch.group(4));
+		}
+	}
+}