Improve /report command

.luacheckrc

@@ -3,7 +3,7 @@ unused_args = false
 globals = {
 	"ctf_core", "ctf_map", "ctf_teams", "ctf_modebase", "ctf_gui",
 	"ctf_rankings", "ctf_playertag", "ctf_melee", "ctf_ranged", "ctf_combat_mode",
-	"ctf_kill_list", "ctf_healing", "ctf_cosmetics",
+	"ctf_kill_list", "ctf_healing", "ctf_cosmetics", "ctf_report",
 
 	"PlayerObj", "PlayerName", "HumanReadable", "RunCallbacks",
 

mods/ctf/ctf_report/init.lua

@@ -0,0 +1,66 @@
+ctf_report = {staff = {}}
+
+function ctf_report.default_send_report(msg)
+	for name in pairs(ctf_report.staff) do
+		minetest.chat_send_player(name, '[REPORT] ' .. msg)
+	end
+end
+
+ctf_report.send_report = ctf_report.default_send_report
+
+minetest.register_chatcommand("report", {
+	params = "<msg>",
+	description = "Report misconduct or bugs",
+	func = function(name, param)
+		param = param:trim()
+		if param == "" then
+			return false, "Please add a message to your report. " ..
+				"If it's about (a) particular player(s), please also include their name(s)."
+		end
+
+		-- Count the number of words, by counting for replaced spaces
+		-- Number of spaces = Number of words - 1
+		local _, count = string.gsub(param, " ", "")
+		if count == 0 then
+			return false, "If you're reporting a player, you should" ..
+				" also include a reason why (e.g. swearing, griefing, spawnkilling, etc.)."
+		end
+
+		local msg = name .. " reported: " .. param
+
+		-- Append player team for every player
+		msg = msg:gsub("[^ ]+", function(pname)
+			local team = ctf_teams.get(pname)
+			if team then
+				pname = string.format("%s (team %s)", pname, team)
+			end
+			return pname
+		end)
+
+		-- Append list of moderators in-game
+		local staff = ""
+		for pname in pairs(ctf_report.staff) do
+			staff = staff .. pname .. ", "
+		end
+
+		if staff == "" then
+			msg = msg .. " (no moderators online)"
+		else
+			msg = msg .. " (moderators online: " .. staff:sub(0, -3) .. ")"
+		end
+
+		ctf_report.send_report(msg)
+
+		return true, "Report has been sent."
+	end
+})
+
+minetest.register_on_joinplayer(function(player)
+	if minetest.check_player_privs(player, { kick = true }) then
+		ctf_report.staff[player:get_player_name()] = true
+	end
+end)
+
+minetest.register_on_leaveplayer(function(player)
+	ctf_report.staff[player:get_player_name()] = nil
+end)

mods/ctf/ctf_report/mod.conf

@@ -0,0 +1,3 @@
+name = ctf_report
+depends = ctf_teams
+description = Allows players to report misconduct or bugs using /report.