Make //unmark WEA-aware

Backwards compatibility with WE is maintained.

worldeditadditions_commands/commands/selectors/init.lua

@@ -20,6 +20,7 @@ dofile(we_cmdpath.."spush.lua")
 dofile(we_cmdpath.."srect.lua")
 dofile(we_cmdpath.."sshift.lua")
 dofile(we_cmdpath.."sstack.lua")
+dofile(we_cmdpath.."unmark.lua")
 
 -- Aliases
 worldedit.alias_command("sfac", "sfactor")

worldeditadditions_commands/commands/selectors/unmark.lua

@@ -0,0 +1,32 @@
+local weac = worldeditadditions_core
+
+
+local worldedit_unmark
+if minetest.registered_chatcommands["/unmark"] then
+	worldedit_unmark = minetest.registered_chatcommands["/unmark"].func
+end
+
+local function do_unmark(name, params_text)
+	-- Hide the WorldEdit marker, if appropriate
+	if type(worldedit_unmark) == "function" then
+		worldedit_unmark(name, params_text)
+	end
+
+	-- Hide the WorldEditAdditions marker
+	weac.pos.unmark(name)
+end
+
+if minetest.registered_chatcommands["/unmark"] then
+	minetest.override_chatcommand("/unmark", {
+		params = "",
+		description = "Hide the markers for the defined region (and any other positions), but do not remove the points themselves.",
+		func = do_unmark
+	})
+else
+	minetest.register_chatcommand("/unmark", {
+		params = "",
+		description = "Hide the markers for the defined region (and any other positions), but do not remove the points themselves.",
+		privs = { worldedit = true },
+		func = do_unmark
+	})
+end

worldeditadditions_core/core/pos.lua

@@ -250,6 +250,14 @@ local function push(player_name, pos)
 	return #positions[player_name]
 end
 
+--- Hides the visual markers for the given player's positions and defined region, but does not clear the points.
+-- @param	player_name		string	The name of the player to operate on.
+local function unmark(player_name)
+	anchor:emit("unmark", {
+		player_name = player_name
+	})
+end
+
 
 anchor = wea_c.EventEmitter.new({
 	get = get,
@@ -265,7 +273,8 @@ anchor = wea_c.EventEmitter.new({
 	set1 = set1,
 	set2 = set2,
 	set_all = set_all,
-	compat_worldedit_get = compat_worldedit_get
+	unmark = unmark,
+	compat_worldedit_get = compat_worldedit_get,
 })
 anchor.debug = false
 

worldeditadditions_core/core/pos_marker_manage.lua

@@ -83,3 +83,15 @@ wea_c.pos:addEventListener("clear", function(event)
 	end
 	position_entities[event.player_name] = nil
 end)
+
+wea_c.pos:addEventListener("unmark", function(event)
+	ensure_player(event.player_name)
+	
+	if #position_entities[event.player_name] > 0 then
+		for _, entity in pairs(position_entities[event.player_name]) do
+			wea_c.entities.pos_marker.delete(entity)
+		end
+	end
+	
+	-- Note that this function is NOT WorldEdit compatible, because it is only called through our override of WorldEdit's `//unmark`, and WorldEdit doesn't have an API function to call to unmark and everything is complicated.
+end)

worldeditadditions_core/core/pos_marker_wall_manage.lua

@@ -70,3 +70,4 @@ weac.pos:addEventListener("set", handle_event)
 weac.pos:addEventListener("pop", handle_event)
 weac.pos:addEventListener("push", handle_event)
 weac.pos:addEventListener("clear", do_delete)
+weac.pos:addEventListener("unmark", do_delete)