Implement doVinesSpread

mods/ITEMS/mcl_core/functions.lua

@@ -1,4 +1,11 @@
-local modpath = minetest.get_modpath(minetest.get_current_modname())
+--
+-- Lava vs water interactions
+--
+
+local modname = minetest.get_current_modname()
+local modpath = minetest.get_modpath(modname)
+local S = minetest.get_translator(modname)
+
 local mg_name = minetest.get_mapgen_setting("mg_name")
 
 local random = math.random
@@ -1192,6 +1199,13 @@ local function vine_spread_horizontal(origin, dir, node)
 	end
 end
 
+---------------------
+-- Vine generating --
+---------------------
+local do_vines_spread = vl_tuning.setting("gamerule:doVinesSpread", "bool", {
+	description = S("Whether vines can spread to other blocks. Cave vines, weeping vines, and twisting vines are not affected."),
+	default = true,
+})
 minetest.register_abm({
 	label = "Vine growth",
 	nodenames = {"mcl_core:vine"},
@@ -1199,6 +1213,9 @@ minetest.register_abm({
 	chance = 4,
 	action = function(pos, node, active_object_count, active_object_count_wider)
 		-- First of all, check if we are even supported, otherwise, decay.
+		if not do_vines_spread[1] then return end
+
+		-- First of all, check if we are even supported, otherwise, let's die!
 		if not mcl_core.check_vines_supported(pos, node) then
 			minetest.remove_node(pos)
 			vinedecay_particles(pos, node)

mods/ITEMS/mcl_core/mod.conf

@@ -1,4 +1,4 @@
 name = mcl_core
 description = Core items of MineClone 2: Basic biome blocks (dirt, sand, stones, etc.), derived items, glass, sugar cane, cactus, barrier, mining tools, hand, craftitems, and misc. items which don't really fit anywhere else.
-depends = mcl_autogroup, mcl_init, mcl_sounds, mcl_particles, mcl_util, mcl_worlds, doc_items, mcl_enchanting, mcl_colors, mcl_stonecutter
+depends = mcl_autogroup, mcl_init, mcl_sounds, mcl_particles, mcl_util, mcl_worlds, doc_items, mcl_enchanting, mcl_colors, mcl_stonecutter, vl_tuning
 optional_depends = doc