From bcc07bb2aa5162374b7f34b49b7b6b2f3d590863 Mon Sep 17 00:00:00 2001 From: Wuzzy Date: Tue, 21 Mar 2017 21:48:26 +0100 Subject: [PATCH] Allow placing cactus only on cactus or any sand --- mods/ITEMS/mcl_core/functions.lua | 2 +- mods/ITEMS/mcl_core/nodes.lua | 30 +++++++++++++++++++++++++++++- 2 files changed, 30 insertions(+), 2 deletions(-) diff --git a/mods/ITEMS/mcl_core/functions.lua b/mods/ITEMS/mcl_core/functions.lua index 8cca41dbf..931951c4f 100644 --- a/mods/ITEMS/mcl_core/functions.lua +++ b/mods/ITEMS/mcl_core/functions.lua @@ -147,7 +147,7 @@ minetest.register_abm({ -- Papyrus and cactus drop -- -local timber_nodenames={"mcl_core:reeds", "mcl_core:cactus"} +local timber_nodenames={"mcl_core:reeds"} minetest.register_on_dignode(function(pos, node) local i=1 diff --git a/mods/ITEMS/mcl_core/nodes.lua b/mods/ITEMS/mcl_core/nodes.lua index a05c1b735..f7eb97524 100644 --- a/mods/ITEMS/mcl_core/nodes.lua +++ b/mods/ITEMS/mcl_core/nodes.lua @@ -1137,13 +1137,15 @@ minetest.register_node("mcl_core:birchsapling", { minetest.register_node("mcl_core:cactus", { description = "Cactus", _doc_items_longdesc = "This is a piece of cactus commonly found in dry areas, especially deserts. Over time, cacti will grow up to 3 blocks high on sand or red sand. A cactus hurts living beings touching it with a damage of 1 HP every half second. When a cactus block is broken, all cactus blocks connected above it will break as well.", + _doc_items_usagehelp = "A cactus can only be placed on top of another cactus or any sand.", drawtype = "nodebox", tiles = {"default_cactus_top.png", "default_cactus_bottom.png", "default_cactus_side.png","default_cactus_side.png","default_cactus_side.png","default_cactus_side.png"}, is_ground_content = true, stack_max = 64, - groups = {handy=1, deco_block=1}, + groups = {handy=1, attached_node=1, deco_block=1}, sounds = mcl_sounds.node_sound_wood_defaults(), paramtype = "light", + node_placement_prediction = "", node_box = { type = "fixed", fixed = { @@ -1160,6 +1162,32 @@ minetest.register_node("mcl_core:cactus", { {-7/16, -8/16, -7/16, 7/16, 8/16, 7/16}, }, }, + -- Only allow to place cactus on sand or cactus + on_place = function(itemstack, placer, pointed_thing) + if pointed_thing.type ~= "node" then + -- no interaction possible with entities + return itemstack + end + + local a = pointed_thing.above + local node_above = minetest.get_node(a) + local node_below = minetest.get_node({x=a.x, y=a.y-1, z=a.z}) + local def = minetest.registered_nodes[node_below.name] + local def2 = minetest.registered_nodes[node_above.name] + + if (node_below.name == "mcl_core:cactus" or (def.groups and def.groups.sand)) and def2.buildable_to then + local idef = itemstack:get_definition() + local success = minetest.item_place_node(itemstack, placer, pointed_thing) + + if success then + if idef.sounds and idef.sounds.place then + minetest.sound_play(idef.sounds.place, {pos=above, gain=1}) + end + end + end + + return itemstack + end, _mcl_blast_resistance = 2, _mcl_hardness = 0.4, })