//+------------------------------------------------------------------+
//| NewsTrader_v3.mq4 |
//| Copyright © 2006, TrendLaboratory Ltd. |
//| http://finance.groups.yahoo.com/group/TrendLaboratory |
//| E-mail: igorad2003@yahoo.co.uk |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2006, TrendLaboratory Ltd."
#property link "http://finance.groups.yahoo.com/group/TrendLaboratory"
#include <stdlib.mqh>
//---- input parameters
extern string ExpertName = "NewsTrader_v3";
extern int Magic = 33334;
extern int Slippage = 6;
extern string Main_Parameters = " Trade Volume & Trade Method";
extern double Lots = 0.2; // Lot size
extern int TimeZone = 0; // Difference between server time and local time
extern int TimeGap = 5; // Time Gap between News Time and Order Open Time in min
extern int OrderDuration = 15; // Order Duratiton Time in min
extern int ProcessTime = 2; // Order processing Time in min
extern int SessionEnd = 23; // Session End Time
extern int FridayEnd = 22; // Session End Time in Friday
extern string CalendarName = "CalendarNFP07ja.txt";
extern double TakeProfit = 100; // Take Profit in pips
extern double TrailingStop = 30; // Trailing Stop in pips
extern double InitialStop = 50; // Initial Stop in pips
extern double BreakEven = 0; // Breakeven in pips
extern double PendOrdGap = 20; // Gap for Pending Orders from current price in pips
extern bool DisplayLine = false; // Display Line Option (Visualization mode)
extern bool DisplayText = false; // Display Text Option (Visualization mode)
extern string MM_Parameters = " MoneyManagement by L.Williams ";
extern bool MM = false; // ÌÌ Switch
extern double MaxRisk = 0.05; // Risk Factor
extern double LossMax = 0; // Maximum Loss by 1 Lot
//int cnt=0, ticket, mode=0, digit=0, numords;
datetime FinTime=0;
string sDate[1000]; // Date
string sTime[1000]; // Time
string sCurrency[1000]; // Currency
string sDescription[1000]; // Description
string sRating[1000]; // Rating
datetime dt[1000];
int BEvent=0, NewsNum, TriesNum=5;
//+------------------------------------------------------------------+
//| expert initialization function |
//+------------------------------------------------------------------+
int init()
{
//----
ReadnPlotCalendar();
//----
return(0);
}
// ---- Money Management
//---- Calculation of Position Volume
double MoneyManagement()
{
double lot_min =MarketInfo(Symbol(),MODE_MINLOT);
double lot_max =MarketInfo(Symbol(),MODE_MAXLOT);
double lot_step=MarketInfo(Symbol(),MODE_LOTSTEP);
double contract=MarketInfo(Symbol(),MODE_LOTSIZE);
double vol;
//--- check data
if(lot_min<0 || lot_max<=0.0 || lot_step<=0.0)
{
Print("CalculateVolume: invalid MarketInfo() results [",lot_min,",",lot_max,",",lot_step,"]");
return(0);
}
if(AccountLeverage()<=0)
{
Print("CalculateVolume: invalid AccountLeverage() [",AccountLeverage(),"]");
return(0);
}
//--- basic formula
if ( MM )
vol=NormalizeDouble(AccountFreeMargin()*MaxRisk*AccountLeverage()/contract,2);
else
vol=Lots;
//--- check min, max and step
vol=NormalizeDouble(vol/lot_step,0)*lot_step;
if(vol<lot_min) vol=lot_min;
if(vol>lot_max) vol=lot_max;
//---
return(vol);
}
// ---- Trailing Stops
void TrailStop()
{
int error;
bool result=false;
double Gain = 0;
for (int cnt=0;cnt<OrdersTotal();cnt++)
{
OrderSelect(cnt, SELECT_BY_POS);
int mode=OrderType();
if ( OrderSymbol()==Symbol() && OrderMagicNumber()==Magic)
{
if (mode==OP_BUY)
{
if ( BreakEven > TrailingStop && BEvent==0 )
{
Gain = (MarketInfo(Symbol(),MODE_BID) - OrderOpenPrice())/Point;
if( Gain >= BreakEven && OrderStopLoss()<=OrderOpenPrice()+1*Point)
{
double BuyStop = NormalizeDouble(OrderOpenPrice()+1*Point,Digits);
BEvent=1;
}
}
else
if( TrailingStop > 0) BuyStop = NormalizeDouble(Bid - TrailingStop*Point,Digits);
if( NormalizeDouble(OrderOpenPrice(),Digits)<= BuyStop || OrderStopLoss() == 0)
{
if ( BuyStop > NormalizeDouble(OrderStopLoss(),Digits))
{
for(int k = 0 ; k < TriesNum; k++)
{
result = OrderModify(OrderTicket(),OrderOpenPrice(),
BuyStop,
OrderTakeProfit(),0,Lime);
error=GetLastError();
if(error==0) break;
else {Sleep(5000); RefreshRates(); continue;}
}
}
}
}
// - SELL Orders
if (mode==OP_SELL)
{
if ( BreakEven > TrailingStop && BEvent==0)
{
Gain = (OrderOpenPrice()-MarketInfo(Symbol(),MODE_ASK))/Point;
if( Gain >= BreakEven && OrderStopLoss()>=OrderOpenPrice()-1*Point)
{
double SellStop = NormalizeDouble(OrderOpenPrice()-1*Point,Digits);
BEvent=-1;
}
}
else
if( TrailingStop > 0) SellStop = NormalizeDouble(MarketInfo(Symbol(),MODE_ASK) + TrailingStop*Point,Digits);
if((NormalizeDouble(OrderOpenPrice(),Digits) >= SellStop && SellStop>0) || OrderStopLoss() == 0)
{
if( SellStop < NormalizeDouble(OrderStopLoss(),Digits))
{
for( k = 0 ; k < TriesNum; k++)
{
result = OrderModify(OrderTicket(),OrderOpenPrice(),
SellStop,
OrderTakeProfit(),0,Orange);
error=GetLastError();
if(error==0) break;
else {Sleep(5000); RefreshRates(); continue;}
}
}
}
}
}
}
}
// ---- Open Sell Orders
int SellOrdOpen()
{
int ticket = 0;
int tr = 1;
double SellPrice= MarketInfo(Symbol(),MODE_BID) - PendOrdGap*Point;
if (InitialStop > 0) double SellStop = SellPrice + InitialStop*Point; else SellStop=0;
if (TakeProfit > 0) double SellProfit= SellPrice - TakeProfit*Point; else SellProfit=0;
while ( ticket <= 0 && tr <= TriesNum)
{
ticket = OrderSend( Symbol(),OP_SELLSTOP,MoneyManagement(),
NormalizeDouble(SellPrice , Digits),
Slippage,
NormalizeDouble(SellStop , Digits),
NormalizeDouble(SellProfit, Digits),
ExpertName+"SELLSTOP",Magic,0,Red);
if(ticket > 0)
{
BEvent=0;
if (OrderSelect(ticket, SELECT_BY_TICKET, MODE_TRADES))
Print("SELLSTOP order opened : ", OrderOpenPrice());
}
else
if(ticket < 0)
{
Sleep(5000);
RefreshRates();
tr += 1;
if(GetLastError()>0)
Print("SELLSTOP: OrderSend failed with error #",ErrorDescription(GetLastError()));
}
}
return(ticket);
}
// ---- Open Buy Orders
int BuyOrdOpen()
{
int ticket = 0;
int tr = 1;
double BuyPrice = MarketInfo(Symbol(),MODE_ASK) + PendOrdGap*Point;
if (InitialStop > 0) double BuyStop = BuyPrice - InitialStop*Point; else BuyStop=0;
if (TakeProfit > 0) double BuyProfit= BuyPrice + TakeProfit*Point; else BuyProfit=0;
while ( ticket <= 0 && tr <= TriesNum)
{
ticket = OrderSend(Symbol(),OP_BUYSTOP,MoneyManagement(),
NormalizeDouble(BuyPrice , Digits),
Slippage,
NormalizeDouble(BuyStop , Digits),
NormalizeDouble(BuyProfit, Digits),
ExpertName+" BUYSTOP",Magic,0,Blue);
if(ticket > 0)
{
BEvent=0;
if (OrderSelect(ticket, SELECT_BY_TICKET, MODE_TRADES))
Print("BUYSTOP order opened : ", OrderOpenPrice());
}
else
if(ticket < 0)
{
Sleep(5000);
RefreshRates();
tr += 1;
if(GetLastError()>0)
Print("BUYSTOP : OrderSend failed with error #",ErrorDescription(GetLastError()));
}
}
return(ticket);
}
// ---- Scan Trades
int ScanTrades(int mode)
{
int total = OrdersTotal();
int numords = 0;
bool type = false;
for(int cnt=0; cnt<total; cnt++)
{
OrderSelect(cnt, SELECT_BY_POS);
if (mode == 0) type = OrderType()<=OP_SELLSTOP;
if (mode == 1) type = OrderType()<=OP_SELL;
if (mode == 2) type = OrderType()>OP_SELL && OrderType()<=OP_SELLSTOP;
if(OrderSymbol() == Symbol() && type && OrderMagicNumber() == Magic)
numords++;
}
return(numords);
}
datetime FinishTime(int Duration)
{
int total = OrdersTotal();
datetime ftime=0;
for(int i=0; i<total; i++)
{
OrderSelect(i, SELECT_BY_POS);
if(OrderSymbol() == Symbol() && OrderType()<=OP_SELLSTOP && OrderMagicNumber() == Magic)
ftime=OrderOpenTime()+ Duration*60;
}
return(ftime);
}
// Closing of Pending Orders
void PendOrdDel(int mode)
{
bool result = false;
for (int i=0; i<OrdersTotal(); i++)
{
OrderSelect(i,SELECT_BY_POS,MODE_TRADES);
if ( Symbol()==OrderSymbol() && OrderMagicNumber()==Magic)
{
if((mode==0 || mode==1) && OrderType()==OP_BUYSTOP)
{
result = OrderDelete(OrderTicket());
if(!result) Print("BUYSTOP: OrderDelete failed with error #",GetLastError());
}
else
if((mode==0 || mode==2) && OrderType()==OP_SELLSTOP)
{
result = OrderDelete( OrderTicket() );
if(!result) Print("SELLSTOP: OrderDelete failed with error #",GetLastError());
}
}
}
}
//-----
void ReadnPlotCalendar()
{
int i,handle;
handle=FileOpen(CalendarName,FILE_CSV|FILE_READ,';');
if(handle<1)
{
Print("File not found ", GetLastError());
return(false);
}
i=0;
while(!FileIsEnding(handle))
{
sDate[i]=FileReadString(handle); // Date
sTime[i]=FileReadString(handle); // Time
sCurrency[i]=FileReadString(handle); // Currency
sDescription[i]=FileReadString(handle); // Description
sRating[i]=FileReadString(handle); // Rating
FileReadString(handle); // null
dt[i] = StrToTime(sDate[i]+" "+sTime[i])+TimeZone*3600;
color c=Yellow ;
if (sCurrency[i] == "JPY") c = Yellow;
if (sCurrency[i] == "USD") c = Brown;
if (sCurrency[i] == "CHF") c = Green;
if (sCurrency[i] == "EUR") c = Blue;
if (sCurrency[i] == "GBP") c = Orange;
if (sCurrency[i] == "CAD") c = Gray;
if (sCurrency[i] == "AUD") c = DarkViolet;
if (sCurrency[i] == "NZD") c = Lime;
string info = i+"_"+sDate[i]+" "+sTime[i]+" "+sCurrency[i]+" "+" "+sDescription[i]+" ";
Print( info + "c=",c);
if (DisplayText)
{
ObjectCreate("NTT"+i, OBJ_TEXT, 0, dt[i], Close[0]);
ObjectSet("NTT"+i, OBJPROP_COLOR, c);
ObjectSetText("NTT"+i,sCurrency[i] + " " + sDescription[i] + " ",8);
ObjectSet("NTT"+i, OBJPROP_ANGLE, 90);
}
if (DisplayLine)
{
ObjectCreate("NTL"+i, OBJ_VLINE, 0, dt[i], Close[0]);
ObjectSet("NTL"+i, OBJPROP_COLOR, c);
ObjectSet("NTL"+i, OBJPROP_STYLE, STYLE_DOT);
ObjectSet("NTL"+i, OBJPROP_BACK, true);
ObjectSetText("NTL"+i,sDescription[i] + " · ",8);
}
i++;
}
NewsNum = i+1;
return(0);
}
//----
void ObjDel()
{
int _GetLastError;
if(DisplayLine && DisplayText) int obtotal = 0.5*ObjectsTotal(); else obtotal = ObjectsTotal();
for ( int i = 0; i < obtotal; i ++ )
{
if (DisplayLine)
if ( !ObjectDelete( StringConcatenate( "NTL", i ) ) )
{
_GetLastError = GetLastError();
Print( "ObjectDelete( \"", StringConcatenate( "NTL", i ),"\" ) - Error #", _GetLastError );
}
if (DisplayText)
if( !ObjectDelete( StringConcatenate( "NTT", i ) ) )
{
_GetLastError = GetLastError();
Print( "ObjectDelete( \"", StringConcatenate( "NTT", i ),"\" ) - Error #", _GetLastError );
}
}
}
//---- Close of Orders
void CloseOrder(int mode)
{
bool result=false;
int total=OrdersTotal();
for (int i=0; i<=total; i++)
{
OrderSelect(i,SELECT_BY_POS,MODE_TRADES);
if (OrderMagicNumber() == Magic && OrderSymbol() == Symbol())
{
if ((mode == 0 || mode ==1) && OrderType()==OP_BUY ) result=CloseAtMarket(OrderTicket(),OrderLots(),Aqua);
if ((mode == 0 || mode ==2) && OrderType()==OP_SELL) result=CloseAtMarket(OrderTicket(),OrderLots(),Pink);
}
}
}
bool CloseAtMarket(int ticket,double lot,color clr)
{
bool result = false;
int ntr;
int tries=0;
while (!result && tries < TriesNum)
{
ntr=0;
while (ntr<5 && !IsTradeAllowed()) { ntr++; Sleep(5000); }
RefreshRates();
result=OrderClose(ticket,lot,OrderClosePrice(),Slippage,clr);
tries++;
}
if (!result) Print("Error closing order : ",ErrorDescription(GetLastError()));
return(result);
}
bool TimeToOpen()
{
bool result = false;
for (int i=0; i<=NewsNum; i++)
{
datetime OpenTime = dt[i] - TimeGap*60;
if((TimeCurrent()>= OpenTime && TimeCurrent() <= OpenTime+ProcessTime*60))
{result=true; break;}
}
return(result);
}
//+------------------------------------------------------------------+
//| expert deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
ObjDel();
//----
return(0);
}
//+------------------------------------------------------------------+
//| expert start function |
//+------------------------------------------------------------------+
int start()
{
if(Bars < 1) {Print("Not enough bars for this strategy");return(0);}
if(AccountFreeMargin()<(1000*Lots)){
Print("We have no money. Free Margin = ", AccountFreeMargin());
return(0);}
//----
if (ScanTrades(0) > 0)
{
if ((ScanTrades(1) > 0 && ScanTrades(2) > 0)||(ScanTrades(1) == 0 && ScanTrades(2) == 1))
PendOrdDel(0);
datetime FinTime = FinishTime(OrderDuration);
if (TimeCurrent()>=FinTime && TimeCurrent()<=FinTime+ProcessTime*60) PendOrdDel(0);
if(DayOfWeek()!=5) datetime EndTime = StrToTime(SessionEnd+":00")-Period()*60;
else EndTime = StrToTime(FridayEnd+":00")-Period()*60;
bool EOD = false;
EOD = TimeCurrent()>= EndTime;
if ((TimeToOpen() && TimeCurrent()>=FinishTime(TimeGap+ProcessTime)) || EOD)
{
if(ScanTrades(1) > 0) CloseOrder(0);
if(ScanTrades(2) > 0) PendOrdDel(0);
}
if (ScanTrades(1) > 0 && (TrailingStop>0 || BreakEven>0)) TrailStop();
}
if (ScanTrades(0)<1)
{
if(TimeToOpen())
{
BuyOrdOpen();
SellOrdOpen();
}
}
return(0);
}//int start
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains open time of each bar
Series array that contains close prices for each bar
Indicator Curves created:
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Checks for the total of open orders
It can change open orders parameters, due to possible stepping strategy
It Closes Orders by itself
Other Features:
Uses files from the file system
It reads information from a file