Add 3d_armor support

ctf_colors/depends.txt

@@ -1 +1,2 @@
 ctf
+3d_armor?

ctf_colors/hud.lua

@@ -10,10 +10,16 @@ ctf.hud.register_part(function(player, name, tplayer)
 	end
 
 	if ctf.setting("colors.skins") and text_color and color then
+		if minetest.global_exists("armor") then
+			-- TODO: how should support for skin mods be done?
+			armor.textures[name].skin = "ctf_colors_skin_" .. text_color .. ".png"
+			armor:update_player_visuals(player)
+		else
 			player:set_properties({
-			textures = {"ctf_colors_skin_" .. text_color .. ".png"},
+				textures = {"ctf_colors_skin_" .. text_color .. ".png"}
 			})
 		end
+	end
 
 	if not ctf.hud:exists(player, "ctf:hud_team") then
 		ctf.hud:add(player, "ctf:hud_team", {
@@ -30,3 +36,19 @@ ctf.hud.register_part(function(player, name, tplayer)
 		ctf.hud:change(player, "ctf:hud_team", "number", color)
 	end
 end)
+
+--[[if minetest.global_exists("armor") and armor.get_player_skin then
+	print("3d_armor detected!")
+	local old = armor.get_player_skin
+	function armor.get_player_skin(self, name)
+		local player = ctf.player(name)
+		local team = ctf.team(player.team)
+		if team and team.data.color and ctf.flag_colors[team.data.color] then
+			print("Return ctf_colors_skin_" .. team.data.color .. ".png")
+			return "ctf_colors_skin_" .. team.data.color .. ".png"
+		end
+		print("ctf_colors -!- Reverting to default armor skin")
+
+		return old(self, name)
+	end
+end]]

ctf_flag/init.lua

@@ -79,7 +79,7 @@ local old_is_protected = minetest.is_protected
 local r = ctf.setting("flag.nobuild_radius")
 local rs = r * r
 function minetest.is_protected(pos, name)
-	if rs == 0 then
+	if r <= 0 or rs == 0 then
 		return old_is_protected(pos, name)
 	end