Version MFF.

depends.txt

@@ -1 +1,3 @@
 email
+action_timers
+unified_inventory?

init.lua

@@ -1,3 +1,30 @@
+report = {}
+
+function report.send(sender, message)
+	-- Send to online moderators / admins
+	-- Get comma separated list of online moderators and admins
+	local mods = {}
+	for _, player in pairs(minetest.get_connected_players()) do
+		local name = player:get_player_name()
+		if minetest.check_player_privs(name, {kick = true, ban = true}) then
+			table.insert(mods, name)
+			minetest.chat_send_player(name, "-!- " .. sender .. " reported: " .. message)
+		end
+	end
+
+	if #mods > 0 then
+		local mod_list = table.concat(mods, ", ")
+		email.send_mail(sender, minetest.setting_get("name"),
+			"Report: " .. message .. " (mods online: " .. mod_list .. ")")
+		return true, "Reported. Moderators currently online: " .. mod_list
+	else
+		email.send_mail(sender, minetest.setting_get("name"),
+			"Report: " .. message .. " (no mods online)")
+		return true, "Reported. We'll get back to you."
+	end
+end
+
+
 minetest.register_chatcommand("report", {
 	func = function(name, param)
 		param = param:trim()
@@ -10,27 +37,47 @@ minetest.register_chatcommand("report", {
 			minetest.chat_send_player(name, "If you're reporting a player, " ..
 				"you should also include a reason why. (Eg: swearing, sabotage)")
 		end
-
+		return action_timers.wrapper(name, "report", "report_" .. name, 600, report.send, {name, param})
-		-- Send to online moderators / admins
-		-- Get comma separated list of online moderators and admins
-		local mods = {}
-		for _, player in pairs(minetest.get_connected_players()) do
-			local name = player:get_player_name()
-			if minetest.check_player_privs(name, {kick = true, ban = true}) then
-				table.insert(mods, name)
-				minetest.chat_send_player(name, "-!- " .. name .. " reported: " .. param)
-			end
-		end
-
-		if #mods > 0 then
-			mod_list = table.concat(mods, ", ")
-			email.send_mail(name, minetest.setting_get("name"),
-				"Report: " .. param .. " (mods online: " .. mod_list .. ")")
-			return true, "Reported. Moderators currently online: " .. mod_list
-		else
-			email.send_mail(name, minetest.setting_get("name"),
-				"Report: " .. param .. " (no mods online)")
-			return true, "Reported. We'll get back to you."
-		end
 	end
 })
+
+if minetest.get_modpath("unified_inventory") then
+	unified_inventory.register_button("report", {
+		type = "image",
+		-- From http://www.clker.com/cliparts/v/K/Y/P/2/M/warning-sign-bl-bg-hi.png
+		image = "report_button.png",
+		tooltip = "Report to the moderators/administrator",
+	})
+
+	unified_inventory.register_page("report", {
+		get_formspec = function(player)
+			local form = "label[3,0;Report a Bug/Player]"..
+				"label[0,1.5;DO NOT report a player until you have read the rules posted"..
+				"\nat the spawn area! Don't report griefing, it's allowed on"..
+				"\nour server! You can ask questions to moderators and report"..
+				"\nflooding/spam, cheating, etc. Don't abuse/spam Report messages"..
+				"\nor you will be punished. LIMIT: One report per 5 minutes.]"..
+				"field[2,5;5,1;text;Type report here:;]" ..
+				"button[3,6;2,0.5;report;Send]"
+			return {formspec = form, draw_inventory = false}
+		end
+	})
+
+	minetest.register_on_player_receive_fields(function(player, formname, fields)
+		if formname ~= "" or not fields.report then
+			return
+		end
+
+		-- Copied from src/builtin/game/chatcommands.lua (with little tweaks)
+		if not fields.text or fields.text == "" then
+			return
+		end
+		local name = player:get_player_name()
+
+		local success, message = action_timers.wrapper(name, "report", "report_" .. name, 600, report.send, {name, fields.text})
+		if message then
+			core.chat_send_player(name, message)
+		end
+		return true -- Handled fields reception
+	end)
+end