Add more flag colors

mods/capturetheflag/ctf/gui.lua

@@ -248,7 +248,15 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 				ctf.team(ctf.players[name].team).data.color = fields.color
 				ctf.save()
 			else
-				minetest.chat_send_player(name,"Color "..fields.color.." does not exist!")
+				local colors = ""
+				for color, code in pairs(ctf.flag_colors) do
+					if color ~= "" then
+						color ..= ", "
+					end
+					color ..= color
+				end
+				minetest.chat_send_player(name,"Color "..fields.color..
+						" does not exist! Available: " .. colors)
 			end
 		end
 		return true

mods/capturetheflag/ctf/init.lua

@@ -23,9 +23,18 @@ minetest.register_privilege("ctf_admin", {
 
 -- Colors
 ctf.flag_colors = {
-	red   = "0xFF0000",
+	red = "0xFF0000",
+	cyan = "0x00FFFF",
+	blue  = "0x0000FF",
+	purple = "0x800080",
+	yellow = "0xFFFF00",
 	green = "0x00FF00",
-	blue  = "0x0000FF"
+	pink = "0xFF00FF",
+	silver = "0xC0C0C0",
+	gray = "0x808080",
+	black = "0x000000",
+	orange = "0xFFA500",
+	gold = "0x808000"
 }
 
 -- Modules