-- Id: 489 -- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=846 --+------------------------------------------------------------------+ --| Copyright © 2018, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal: https://goo.gl/9Rj74e | --+------------------------------------------------------------------+ --| Patreon : https://goo.gl/GdXWeN | --| BitCoin : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --| BitCoin Cash: 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg | --| Ethereum : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --| LiteCoin : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD | --+------------------------------------------------------------------+ function Init() strategy:name("RSI Divergence"); strategy:setTag("NonOptimizableParameters", "Email,SendEmail,SoundFile,RecurrentSound,PlaySound,ShowAlert"); strategy:description("Signals when the RSI Divergence detected"); strategy.parameters:addInteger("N", "Periods for RSI Divergence", "", 7, 2, 200); strategy.parameters:addString("Period", "Time frame", "", "m1"); strategy.parameters:setFlag("Period", core.FLAG_PERIODS); strategy.parameters:addBoolean("ShowAlert", "Show Alert", "", true); strategy.parameters:addBoolean("PlaySound", "Play Sound", "", false); --strategy.parameters:addFile("SoundFile", "Sound file", "", ""); strategy.parameters:addFile("SoundFile", "Sound File", "", ""); strategy.parameters:setFlag("SoundFile", core.FLAG_SOUND); end local N; local SoundFile; local gSource = nil; -- the source stream function Prepare(nameOnly) N = instance.parameters.N; ShowAlert = instance.parameters.ShowAlert; if instance.parameters.PlaySound then SoundFile = instance.parameters.SoundFile; else SoundFile = nil; end local name = profile:id() .. "(" .. instance.bid:instrument() .. "(" .. instance.parameters.Period .. ")" .. "," .. N .. ")"; instance:name(name); if (nameOnly) then return; end assert(core.indicators:findIndicator("RSI_DIVERGENCE") ~= nil, "Please, download and install RSI_DIVERGENCE.LUA indicator"); assert(not(PlaySound) or (PlaySound and SoundFile ~= ""), "Sound file must be specified"); ExtSetupSignal(profile:id() .. ":", ShowAlert); assert(instance.parameters.Period ~= "t1", "Can't be applied on ticks!"); gSource = ExtSubscribe(1, nil, instance.parameters.Period, true, "bar"); end local RSI = nil; -- when tick source is updated function ExtUpdate(id, source, period) if RSI == nil then RSI = core.indicators:create("RSI_DIVERGENCE", gSource, N, false); end RSI:update(core.UpdateLast); if period <= N + 10 then return ; end local v; if RSI:getStream(1):hasData(period - 2) then v = RSI:getStream(1)[period - 2]; if v > 0 then ExtSignal(gSource, period, "Classic Bearish", SoundFile); elseif v < 0 then ExtSignal(gSource, period, "Reversal Bearish", SoundFile); end end if RSI:getStream(2):hasData(period - 2) then v = RSI:getStream(2)[period - 2]; if v > 0 then ExtSignal(gSource, period, "Classic Bullish", SoundFile); elseif v < 0 then ExtSignal(gSource, period, "Reversal Bullish", SoundFile); end end end dofile(core.app_path() .. "\\strategies\\standard\\include\\helper.lua");