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addons/sam-master/lua/sam/config/sv_config.lua

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+--[[
+| This file was obtained through the combined efforts
+| of Madbluntz & Plymouth Antiquarian Society.
+|
+| Credits: lifestorm, Gregory Wayne Rossel JR.,
+| 	Maloy, DrPepper10 @ RIP, Atle!
+|
+| Visit for more: https://plymouth.thetwilightzone.ru/
+--]]
+
+if SAM_LOADED then return end
+
+local sam = sam
+local SQL = sam.SQL
+local mp = sam.mp
+local config = sam.config
+
+local _config = {}
+
+function config.sync()
+	sam.set_global("Config", _config, true)
+end
+
+local to_hex
+do
+	local byte = string.byte
+	local gsub = string.gsub
+	local format = string.format
+
+	local hex = function(c)
+		return format("%02X", byte(c))
+	end
+
+	function to_hex(text)
+		return (gsub(text, ".", hex))
+	end
+end
+
+function config.set(key, value, force)
+	if not sam.isstring(key) then
+		error("invalid setting name")
+	end
+
+	if not mp.packers[sam.type(value)] then
+		error("not supported value type")
+	end
+
+	local old = _config[key]
+	if not force and value == old then return end
+
+	SQL.FQuery([[
+		REPLACE INTO
+			`sam_config`(
+				`key`,
+				`value`
+			)
+		VALUES
+			({1}, X{2})
+	]], {key, to_hex(mp.pack(value))})
+
+	_config[key] = value
+	config.sync()
+	sam.hook_call("SAM.UpdatedConfig", key, value, old)
+end
+
+function config.get(key, default)
+	local value = _config[key]
+	if value ~= nil then
+		return value
+	end
+	return default
+end
+
+config.sync()
+
+hook.Add("SAM.DatabaseLoaded", "LoadConfig", function()
+	SQL.Query([[
+		SELECT
+			*
+		FROM
+			`sam_config`
+	]], function(sam_config)
+		for _, v in ipairs(sam_config) do
+			_config[v.key] = mp.unpack(v.value)
+		end
+
+		config.loaded = true
+		config.sync()
+		hook.Call("SAM.LoadedConfig", nil, _config)
+	end):wait()
+end)
+
+sam.netstream.Hook("Config.Set", function(ply, key, value)
+	config.set(key, value)
+
+	value = tostring(value)
+
+	if value == "" then
+		sam.player.send_message(nil, "{A} changed {S Blue} setting to: {S_2 Red}", {
+			A = ply, S = key, S_2 = "none"
+		})
+	else
+		sam.player.send_message(nil, "{A} changed {S Blue} setting to: {S_2}", {
+			A = ply, S = key, S_2 = value
+		})
+	end
+end, function(ply)
+	return ply:HasPermission("manage_config")
+end)