From bb36a723d322ccf377a699dce6e3536936bf8cbf Mon Sep 17 00:00:00 2001
From: Jordan Irwin <antumdeluge@gmail.com>
Date: Mon, 12 Jul 2021 18:11:37 -0700
Subject: [PATCH] add support for unregistering ores via world path file

---
 TODO.txt |  1 -
 api.lua  | 16 ++++++++++++++++
 init.lua |  1 +
 ores.lua | 17 +++++++++++++++++
 4 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100644 ores.lua

diff --git a/TODO.txt b/TODO.txt
index e315a16..61ac1fb 100644
--- a/TODO.txt
+++ b/TODO.txt
@@ -1,4 +1,3 @@
 
 TODO:
 - add localization support
-- add support for unregistering ores via world path file
diff --git a/api.lua b/api.lua
index 622df35..8911c86 100644
--- a/api.lua
+++ b/api.lua
@@ -72,6 +72,22 @@ end
 
 
 if cleaner.unsafe then
+	local remove_ores = {}
+
+	--- Retrieves list of ores to be removed.
+	--
+	--  @treturn table Ores to be replaced.
+	function cleaner.get_remove_ores()
+		return remove_ores
+	end
+
+	--- Registers an ore to be removed after server startup.
+	--
+	--  @tparam string src Ore technical name.
+	function cleaner.register_ore_removal(src)
+		table.insert(remove_ores, src)
+	end
+
 	--- Removes an ore definition.
 	--
 	--  @tparam string src Ore technical name.
diff --git a/init.lua b/init.lua
index 3a46afd..31df5ff 100644
--- a/init.lua
+++ b/init.lua
@@ -43,6 +43,7 @@ local scripts = {
 	"entities",
 	"nodes",
 	"items",
+	"ores",
 }
 
 for _, script in ipairs(scripts) do
diff --git a/ores.lua b/ores.lua
new file mode 100644
index 0000000..517f60a
--- /dev/null
+++ b/ores.lua
@@ -0,0 +1,17 @@
+
+if not cleaner.unsafe then return end
+
+local aux = dofile(cleaner.modpath .. "/misc_functions.lua")
+
+local ores_data = aux.get_world_data().ores
+
+for _, ore in ipairs(ores_data.remove) do
+	cleaner.register_ore_removal(ore)
+end
+
+core.register_on_mods_loaded(function()
+	for _, ore in ipairs(cleaner.get_remove_ores()) do
+		cleaner.log("action", "unregistering ore: " .. ore)
+		cleaner.remove_ore(ore)
+	end
+end)