-- Id: 4909 -- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=29&t=7741 --+------------------------------------------------------------------+ --| 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 | --+------------------------------------------------------------------+ local Modules = {}; function Init() strategy:name("Indicator alert") strategy:description("Alerts when a certain indicator/oscillator crosses a certain level") strategy:setTag("Version", "2") strategy.parameters:addGroup("Parameters") strategy.parameters:addString("Indicator", "Indicator", "", "MVA") strategy.parameters:setFlag("Indicator", core.FLAG_INDICATOR) strategy.parameters:addInteger("Index", "Index of stream", "The number of the indicator stream (for indicators with more than one output stream, e.g. MACD).", 1, 1, 30) strategy.parameters:addString("Type", "Price type", "", "Bid") strategy.parameters:addStringAlternative("Type", "Bid", "", "Bid") strategy.parameters:addStringAlternative("Type", "Ask", "", "Ask") strategy.parameters:addDouble("Price", "Price Level", "", 0) strategy.parameters:addString("Condition", "Condition", "", "C") strategy.parameters:addStringAlternative("Condition", "Crosses", "", "C") strategy.parameters:addStringAlternative("Condition", "Crosses or touches", "", "CT") strategy.parameters:addStringAlternative("Condition", "Crosses above", "", "CA") strategy.parameters:addStringAlternative("Condition", "Crosses above or touches", "", "CAT") strategy.parameters:addStringAlternative("Condition", "Crosses below", "", "CB") strategy.parameters:addStringAlternative("Condition", "Crosses below or touches", "", "CBT") strategy.parameters:addString("Period", "Period size", "", "m1") strategy.parameters:setFlag("Period", core.FLAG_PERIODS) strategy.parameters:addGroup("Notification") signaler:Init(strategy.parameters); strategy.parameters:addGroup("Alert Parameters") strategy.parameters:addString("Live", "Execution", "", "Live") strategy.parameters:addStringAlternative("Live", "End of Turn", "", "End of Turn") strategy.parameters:addStringAlternative("Live", "Live", "", "Live") end local gSource = nil -- the source stream local indi = nil local CT_CROSS = 1 local CT_CROSSTOUCH = 2 local CT_CROSSABOVE = 3 local CT_CROSSABOVETOUCH = 4 local CT_CROSSBELOW = 5 local CT_CROSSBELOWTOUCH = 6 local Price local gCondition local index local indiStream local first local MAIN_COLLECTION = 1 local LIVE_COLLECTION = 2 local act_on_live_source function Prepare(nameOnly) for _, module in pairs(Modules) do module:Prepare(nameOnly); end local Condition -- collect parameters Price = instance.parameters.Price Condition = instance.parameters.Condition local Period = instance.parameters.Period index = instance.parameters.Index SIGNAL = "Condition met" local indiProfile = core.indicators:findIndicator(instance.parameters.Indicator) if indiProfile:requiredSource() == core.Bar and Period == "t1" then error(indiProfile:name() .. " cannot be applied on Tick, please change the parameter Period size.") end local name = profile:id() .. "(" .. instance.bid:instrument() .. "(" .. Period .. ")" .. ", " .. instance.parameters.Indicator .. ")" instance:name(name) if nameOnly then return; end if indiProfile:requiredSource() == core.Bar then gSource = ExtSubscribe(MAIN_COLLECTION, nil, Period, instance.parameters.Type == "Bid", "bar") else gSource = ExtSubscribe(MAIN_COLLECTION, nil, Period, instance.parameters.Type == "Bid", "close") end if instance.parameters.Live == "Live" then ExtSubscribe(LIVE_COLLECTION, nil, "t1", instance.parameters.Type == "Bid", "close") act_on_live_source = true end indi = indiProfile:createInstance(gSource, instance.parameters:getCustomParameters("Indicator")) local streamCount = indi:getStreamCount() assert((index <= streamCount), "Incorrect index of stream. The indicator has only " .. streamCount .. " stream(s).") indiStream = indi:getStream(index - 1) if Condition == "C" then gCondition = CT_CROSS SIGNAL = "Indicator crosses the specified level" elseif Condition == "CT" then gCondition = CT_CROSSTOUCH SIGNAL = "Indicator crosses or touches the specified level" elseif Condition == "CA" then gCondition = CT_CROSSABOVE SIGNAL = "Indicator crosses above the specified level" elseif Condition == "CAT" then gCondition = CT_CROSSABOVETOUCH SIGNAL = "Indicator crosses above or touches the specified level" elseif Condition == "CB" then gCondition = CT_CROSSBELOW SIGNAL = "Indicator crosses below the specified level" elseif Condition == "CBT" then gCondition = CT_CROSSBELOWTOUCH SIGNAL = "Indicator crosses below or touches the specified level" end first = indiStream:first() + 1 end function ReleaseInstance() for _, module in pairs(Modules) do if module.ReleaseInstance ~= nil then module:ReleaseInstance(); end end end function ExtAsyncOperationFinished(cookie, success, message, message1, message2) for _, module in pairs(Modules) do if module.AsyncOperationFinished ~= nil then module:AsyncOperationFinished(cookie, success, message, message1, message2); end end end local last_serial; -- when tick source is updated function ExtUpdate(id, source, period) for _, module in pairs(Modules) do if module.BlockTrading ~= nil and module:BlockTrading(id, source, period) then return; end end for _, module in pairs(Modules) do if module.ExtUpdate ~= nil then module:ExtUpdate(id, source, period); end end -- update indicator if indi ~= nil then indi:update(core.UpdateLast) end if act_on_live_source and id ~= LIVE_COLLECTION then return elseif act_on_live_source and id == LIVE_COLLECTION then period = gSource:size() - 1 end if period < first then return end if (indiStream:hasData(period - 1)) and (indiStream:hasData(period)) and last_serial ~= gSource:serial(period) then if gCondition == CT_CROSS and core.crosses(indiStream, Price, period) then signaler:Signal(SIGNAL, gSource) last_serial = gSource:serial(period); elseif gCondition == CT_CROSSTOUCH and (core.crosses(indiStream, Price, period) or indiStream[period] == Price) then signaler:Signal(SIGNAL, gSource) last_serial = gSource:serial(period); elseif gCondition == CT_CROSSABOVE and core.crossesOver(indiStream, Price, period) then signaler:Signal(SIGNAL, gSource) last_serial = gSource:serial(period); elseif gCondition == CT_CROSSABOVETOUCH and (core.crossesOver(indiStream, Price, period) or indiStream[period] == Price) then signaler:Signal(SIGNAL, gSource) last_serial = gSource:serial(period); elseif gCondition == CT_CROSSBELOW and core.crossesUnder(indiStream, Price, period) then signaler:Signal(SIGNAL, gSource) last_serial = gSource:serial(period); elseif gCondition == CT_CROSSBELOWTOUCH and (core.crossesUnder(indiStream, Price, period) or indiStream[period] == Price) then signaler:Signal(SIGNAL, gSource) last_serial = gSource:serial(period); end end end dofile(core.app_path() .. "\\strategies\\standard\\include\\helper.lua") signaler = {}; signaler.Name = "Signaler"; signaler.Debug = false; signaler.Version = "1.4"; signaler._show_alert = nil; signaler._sound_file = nil; signaler._recurrent_sound = nil; signaler._email = nil; signaler._ids_start = nil; signaler._advanced_alert_timer = nil; signaler._tz = nil; signaler._alerts = {}; function signaler:trace(str) if not self.Debug then return; end core.host:trace(self.Name .. ": " .. str); end function signaler:OnNewModule(module) end function signaler:RegisterModule(modules) for _, module in pairs(modules) do self:OnNewModule(module); module:OnNewModule(self); end modules[#modules + 1] = self; self._ids_start = (#modules) * 100; end function signaler:ToJSON(item) local json = {}; function json:AddStr(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":\"%s\"", separator, tostring(name), tostring(value)); end function json:AddNumber(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":%f", separator, tostring(name), value or 0); end function json:AddBool(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":%s", separator, tostring(name), value and "true" or "false"); end function json:ToString() return "{" .. (self.str or "") .. "}"; end local first = true; for idx,t in pairs(item) do local stype = type(t) if stype == "number" then json:AddNumber(idx, t); elseif stype == "string" then json:AddStr(idx, t); elseif stype == "boolean" then json:AddBool(idx, t); elseif stype == "function" or stype == "table" then --do nothing else core.host:trace(tostring(idx) .. " " .. tostring(stype)); end end return json:ToString(); end function signaler:ArrayToJSON(arr) local str = "["; for i, t in ipairs(self._alerts) do local json = self:ToJSON(t); if str == "[" then str = str .. json; else str = str .. "," .. json; end end return str .. "]"; end function signaler:AsyncOperationFinished(cookie, success, message, message1, message2) if cookie == self._advanced_alert_timer and #self._alerts > 0 and (self.last_req == nil or not self.last_req:loading()) then if self._advanced_alert_key == nil then return; end local data = self:ArrayToJSON(self._alerts); self._alerts = {}; self.last_req = http_lua.createRequest(); local query = string.format('{"Key":"%s","StrategyName":"%s","Platform":"FXTS2","Notifications":%s}', self._advanced_alert_key, string.gsub(self.StrategyName or "", '"', '\\"'), data); self.last_req:setRequestHeader("Content-Type", "application/json"); self.last_req:setRequestHeader("Content-Length", tostring(string.len(query))); self.last_req:start("http://profitrobots.com/api/v1/notification", "POST", query); end end function signaler:FormatEmail(source, period, message) --format email subject local subject = message .. "(" .. source:instrument() .. ")"; --format email text local delim = "\013\010"; local signalDescr = "Signal: " .. (self.StrategyName or ""); local symbolDescr = "Symbol: " .. source:instrument(); local messageDescr = "Message: " .. message; local ttime = core.dateToTable(core.host:execute("convertTime", core.TZ_EST, self._ToTime, source:date(period))); local dateDescr = string.format("Time: %02i/%02i %02i:%02i", ttime.month, ttime.day, ttime.hour, ttime.min); local priceDescr = "Price: " .. source[period]; local text = "You have received this message because the following signal alert was received:" .. delim .. signalDescr .. delim .. symbolDescr .. delim .. messageDescr .. delim .. dateDescr .. delim .. priceDescr; return subject, text; end function signaler:Signal(label, source) if source == nil then source = instance.bid; if instance.bid == nil then local pane = core.host.Window.CurrentPane; source = pane.Data:getStream(0); else source = instance.bid; end end if self._show_alert then terminal:alertMessage(source:instrument(), source[NOW], label, source:date(NOW)); end if self._sound_file ~= nil then terminal:alertSound(self._sound_file, self._recurrent_sound); end if self._email ~= nil then terminal:alertEmail(self._email, profile:id().. " : " .. label, self:FormatEmail(source, NOW, label)); end if self._advanced_alert_key ~= nil then self:AlertTelegram(label, source:instrument(), source:barSize()); end if self._signaler_debug_alert then core.host:trace(label); end if self._show_popup == true then local subject, text = self:FormatEmail(source, NOW, label); core.host:execute("prompt", self._ids_start + 2, subject, text); end end function signaler:AlertTelegram(message, instrument, timeframe) if core.host.Trading:getTradingProperty("isSimulation") then return; end local alert = {}; alert.Text = message or ""; alert.Instrument = instrument or ""; alert.TimeFrame = timeframe or ""; self._alerts[#self._alerts + 1] = alert; end function signaler:Init(parameters) parameters:addInteger("signaler_ToTime", "Convert the date to", "", 6) parameters:addIntegerAlternative("signaler_ToTime", "EST", "", 1) parameters:addIntegerAlternative("signaler_ToTime", "UTC", "", 2) parameters:addIntegerAlternative("signaler_ToTime", "Local", "", 3) parameters:addIntegerAlternative("signaler_ToTime", "Server", "", 4) parameters:addIntegerAlternative("signaler_ToTime", "Financial", "", 5) parameters:addIntegerAlternative("signaler_ToTime", "Display", "", 6) parameters:addBoolean("signaler_show_alert", "Show Alert", "", true); parameters:addBoolean("signaler_play_sound", "Play Sound", "", false); parameters:addFile("signaler_sound_file", "Sound File", "", ""); parameters:setFlag("signaler_sound_file", core.FLAG_SOUND); parameters:addBoolean("signaler_recurrent_sound", "Recurrent Sound", "", true); parameters:addBoolean("signaler_send_email", "Send Email", "", false); parameters:addString("signaler_email", "Email", "", ""); parameters:setFlag("signaler_email", core.FLAG_EMAIL); if indicator ~= nil and strategy == nil then parameters:addBoolean("signaler_show_popup", "Show Popup", "", false); end parameters:addBoolean("signaler_debug_alert", "Print into log", "", false); parameters:addBoolean("use_advanced_alert", "Send Advanced Alert", "Telegram message or Channel post", false); parameters:addString("advanced_alert_key", "Advanced Alert Key", "You can get it via @profit_robots_bot Telegram bot", ""); end function signaler:Prepare(name_only) self._ToTime = instance.parameters.signaler_ToTime if self._ToTime == 1 then self._ToTime = core.TZ_EST elseif self._ToTime == 2 then self._ToTime = core.TZ_UTC elseif self._ToTime == 3 then self._ToTime = core.TZ_LOCAL elseif self._ToTime == 4 then self._ToTime = core.TZ_SERVER elseif self._ToTime == 5 then self._ToTime = core.TZ_FINANCIAL elseif self._ToTime == 6 then self._ToTime = core.TZ_TS end if instance.parameters.signaler_play_sound then self._sound_file = instance.parameters.signaler_sound_file; assert(self._sound_file ~= "", "Sound file must be chosen"); end self._show_alert = instance.parameters.signaler_show_alert; self._recurrent_sound = instance.parameters.signaler_recurrent_sound; self._show_popup = instance.parameters.signaler_show_popup; self._signaler_debug_alert = instance.parameters.signaler_debug_alert; if instance.parameters.signaler_send_email then self._email = instance.parameters.signaler_email; assert(self._email ~= "", "E-mail address must be specified"); end --do what you usually do in prepare if name_only then return; end if instance.parameters.advanced_alert_key ~= "" and instance.parameters.use_advanced_alert then self._advanced_alert_key = instance.parameters.advanced_alert_key; require("http_lua"); self._advanced_alert_timer = self._ids_start + 1; core.host:execute("setTimer", self._advanced_alert_timer, 1); end end signaler:RegisterModule(Modules);