From aa3e35acbe77983d2c64b8cb24969a5b66df7075 Mon Sep 17 00:00:00 2001
From: MoNTE48 <MoNTE48@mail.ua>
Date: Sun, 22 Mar 2020 21:26:42 +0100
Subject: [PATCH] /areas_cleanup for removing ownerless areas

---
 README.md           |  3 +++
 chatcommands.lua    | 25 +++++++++++++++++++++++++
 locale/template.txt |  2 ++
 3 files changed, 30 insertions(+)

diff --git a/README.md b/README.md
index f86494f..e665e52 100644
--- a/README.md
+++ b/README.md
@@ -101,6 +101,9 @@ Commands
 
   * `/area_pos2 [X,Y,Z|X Y Z]` -- Sets area position two to your position or
 	the one supplied.
+	
+  * `/areas_cleanup` -- Removes all ownerless areas.
+	Useful for cleaning after user deletion, for example using /remove_player.
 
 License
 -------
diff --git a/chatcommands.lua b/chatcommands.lua
index a40403e..9fed5f8 100644
--- a/chatcommands.lua
+++ b/chatcommands.lua
@@ -417,3 +417,28 @@ minetest.register_chatcommand("area_info", {
 		return true, table.concat(lines, "\n")
 	end,
 })
+
+
+minetest.register_chatcommand("areas_cleanup", {
+	description = S("Removes all ownerless areas"),
+	privs = areas.adminPrivs,
+	func = function()
+		local total, count = 0, 0
+
+		local aareas = areas.areas
+		for id, _ in pairs(aareas) do
+			local owner = aareas[id].owner
+
+			if not areas:player_exists(owner) then
+				areas:remove(id)
+				count = count + 1
+			end
+
+			total = total + 1
+		end
+		areas:save()
+
+		return true, "Total areas: " .. total .. ", Removed " ..
+			count .. " areas. New count: " .. (total - count)
+	end
+})
diff --git a/locale/template.txt b/locale/template.txt
index ba62e97..02b9c77 100644
--- a/locale/template.txt
+++ b/locale/template.txt
@@ -65,6 +65,8 @@ You have extended area protection limits ("areas_high_limit" privilege).=
 You have the necessary privilege ("@1").=
 You need to select an area first.=
 
+Removes all ownerless areas.=
+
 ### chatcommands.lua ###
 ### pos.lua ###