Initial commit

api.lua

@@ -0,0 +1,51 @@
+--TODO Less code duplication
+
+-- Checks if the area is unprotected or owned by you
+function areas:canInteract(pos, name)
+	if minetest.check_player_privs(name, {areas=true}) then
+		return true
+	end
+	local owned = false
+	for _, area in pairs(self.areas) do
+		p1, p2 = area.pos1, area.pos2
+		if pos.x >= p1.x and pos.x <= p2.x and
+		   pos.y >= p1.y and pos.y <= p2.y and
+		   pos.z >= p1.z and pos.z <= p2.z then
+			if area.owner == name then
+				return true
+			else
+				owned = true
+			end
+		end
+	end
+	return not owned
+end
+
+-- Returns a table (list) of all players that own an area
+function areas:getNodeOwners(pos)
+	local owners = {}
+	for _, area in pairs(self.areas) do
+		if pos.x >= area.pos1.x and pos.x <= area.pos2.x and
+		   pos.y >= area.pos1.y and pos.y <= area.pos2.y and
+		   pos.z >= area.pos1.z and pos.z <= area.pos2.z then
+			if area.owner ~= nil then
+				table.insert(owners, area.owner)
+			end
+		end
+	end
+	return owners
+end
+
+-- Checks if an area has an owner
+function areas.hasOwner(pos)
+	for _, area in pairs(areas.areas) do
+		p1, p2 = area.pos1, area.pos2
+		if pos.x >= p1.x and pos.x <= p2.x and
+		   pos.y >= p1.y and pos.y <= p2.y and
+		   pos.z >= p1.z and pos.z <= p2.z then
+			return true
+		end
+	end
+	return false
+end
+