MA_Cross最新版无广告官方版-2022-03-15

//+——————————————————————————+//
//) ____ _ _ ____ ____ ____ ____ __ __ __ ___ _____ __ __ (//
//) ( ___)( \/ )( _ \( _ \( ___)( ___)( \/ ) /__\ / __)( _ )( \/ ) (//
//) )__) ) ( )(_) )) / )__) )__) ) ( /(__)\ ( (__ )(_)( ) ( (//
//) (__) (_/\_)(____/(_)\_)(____)(____)(_/\/\_)(__)(__)()\___)(_____)(_/\/\_) (//
//) https://fxdreema.com Copyright 2021, fxDreema (//
//+——————————————————————————+//
#property copyright “”
#property link “https://fxdreema.com”
#property description “”
#property version “1.0”
#property strict

/************************************************************************************************************************/
// +——————————————————————————————————————+ //
// | INPUT PARAMETERS, GLOBAL VARIABLES, CONSTANTS, IMPORTS and INCLUDES | //
// | System and Custom variables and other definitions used in the project | //
// +——————————————————————————————————————+ //
/************************************************************************************************************************/

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// System constants (project settings) //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
//–
#define PROJECT_ID “mt4-6096”
//–
// Point Format Rules
#define POINT_FORMAT_RULES “0.001=0.01,0.00001=0.0001,0.000001=0.0001” // this is deserialized in a special function later
#define ENABLE_SPREAD_METER true
#define ENABLE_STATUS true
#define ENABLE_TEST_INDICATORS true
//–
// Events On/Off
#define ENABLE_EVENT_TICK 1 // enable “Tick” event
#define ENABLE_EVENT_TRADE 0 // enable “Trade” event
#define ENABLE_EVENT_TIMER 0 // enable “Timer” event
//–
// Virtual Stops
#define VIRTUAL_STOPS_ENABLED 0 // enable virtual stops
#define VIRTUAL_STOPS_TIMEOUT 0 // virtual stops timeout
#define USE_EMERGENCY_STOPS “no” // “yes” to use emergency (hard stops) when virtual stops are in use. “always” to use EMERGENCY_STOPS_ADD as emergency stops when there is no virtual stop.
#define EMERGENCY_STOPS_REL 0 // use 0 to disable hard stops when virtual stops are enabled. Use a value >=0 to automatically set hard stops with virtual. Example: if 2 is used, then hard stops will be 2 times bigger than virtual ones.
#define EMERGENCY_STOPS_ADD 0 // add pips to relative size of emergency stops (hard stops)
//–
// Settings for events
#define ON_TRADE_REALTIME 0 //
#define ON_TIMER_PERIOD 60 // Timer event period (in seconds)

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// System constants (predefined constants) //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
//–
// Blocks Lookup Functions
string fxdBlocksLookupTable[];

#define TLOBJPROP_TIME1 801
#define OBJPROP_TL_PRICE_BY_SHIFT 802
#define OBJPROP_TL_SHIFT_BY_PRICE 803
#define OBJPROP_FIBOVALUE 804
#define OBJPROP_FIBOPRICEVALUE 805
#define OBJPROP_BARSHIFT1 807
#define OBJPROP_BARSHIFT2 808
#define OBJPROP_BARSHIFT3 809
#define SEL_CURRENT 0
#define SEL_INITIAL 1

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// Enumerations, Imports, Constants, Variables //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//

//–
// Constants (Input Parameters)
input double Lotsize = 0.1;input double StopLoss = 0.0;input double TakeProfit = 5.0;input double Start_Time = 0.0;input double End_Time = 0.0;input int MagicStart = 6096; // Magic Number, kind of…
class c
{
public:
static double Lotsize;
static double StopLoss;
static double TakeProfit;
static double Start_Time;
static double End_Time;
static int MagicStart;
};
double c::Lotsize;
double c::StopLoss;
double c::TakeProfit;
double c::Start_Time;
double c::End_Time;
int c::MagicStart;

//–
// Variables (Global Variables)
class v
{
public:
};

//–
// Externs (Global Variables)
input string inp20_TimeStart = “22:00”;
input string inp20_TimeEnd = “23:59”;
class _externs
{
public:
static string inp20_TimeStart;
static string inp20_TimeEnd;
};
string _externs::inp20_TimeStart;
string _externs::inp20_TimeEnd;

//VVVVVVVVVVVVVVVVVVVVVVVVV//
// System global variables //
//^^^^^^^^^^^^^^^^^^^^^^^^^//
//–
int FXD_CURRENT_FUNCTION_ID = 0;
double FXD_MILS_INIT_END = 0;
int FXD_TICKS_FROM_START = 0;
int FXD_MORE_SHIFT = 0;
bool FXD_DRAW_SPREAD_INFO = false;
bool FXD_FIRST_TICK_PASSED = false;
bool FXD_BREAK = false;
bool FXD_CONTINUE = false;
bool FXD_CHART_IS_OFFLINE = false;
bool FXD_ONTIMER_TAKEN = false;
bool FXD_ONTIMER_TAKEN_IN_MILLISECONDS = false;
double FXD_ONTIMER_TAKEN_TIME = 0;
bool USE_VIRTUAL_STOPS = VIRTUAL_STOPS_ENABLED;
string FXD_CURRENT_SYMBOL = “”;
int FXD_BLOCKS_COUNT = 9;
datetime FXD_TICKSKIP_UNTIL = 0;

//- for use in OnChart() event
struct fxd_onchart
{
int id;
long lparam;
double dparam;
string sparam;
};
fxd_onchart FXD_ONCHART;

/************************************************************************************************************************/
// +——————————————————————————————————————+ //
// | EVENT FUNCTIONS | //
// | These are the main functions that controls the whole project | //
// +——————————————————————————————————————+ //
/************************************************************************************************************************/

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// This function is executed once when the program starts //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
int OnInit()
{

// Initiate Constants
c::Lotsize = Lotsize;
c::StopLoss = StopLoss;
c::TakeProfit = TakeProfit;
c::Start_Time = Start_Time;
c::End_Time = End_Time;
c::MagicStart = MagicStart;

// Initiate Externs
_externs::inp20_TimeStart = inp20_TimeStart;
_externs::inp20_TimeEnd = inp20_TimeEnd;

// do or do not not initilialize on reload
if (UninitializeReason() != 0)
{
if (UninitializeReason() == REASON_CHARTCHANGE)
{
// if the symbol is the same, do not reload, otherwise continue below
if (FXD_CURRENT_SYMBOL == Symbol()) {return INIT_SUCCEEDED;}
}
else
{
return INIT_SUCCEEDED;
}
}
FXD_CURRENT_SYMBOL = Symbol();

CurrentSymbol(FXD_CURRENT_SYMBOL); // CurrentSymbol() has internal memory that should be set from here when the symboll is changed
CurrentTimeframe(PERIOD_CURRENT);

Comment(“”);
for (int i=ObjectsTotal(ChartID()); i>=0; i–)
{
string name = ObjectName(ChartID(), i);
if (StringSubstr(name,0,8) == “fxd_cmnt”) {ObjectDelete(ChartID(), name);}
}
ChartRedraw();

//– disable virtual stops in optimization, because graphical objects does not work
// http://docs.mql4.com/runtime/testing
if (MQLInfoInteger(MQL_OPTIMIZATION) || (MQLInfoInteger(MQL_TESTER) && !MQLInfoInteger(MQL_VISUAL_MODE))) {
USE_VIRTUAL_STOPS = false;
}

//– set initial local and server time
TimeAtStart(“set”);

//– set initial balance
AccountBalanceAtStart();

//– draw the initial spread info meter
if (ENABLE_SPREAD_METER == false) {
FXD_DRAW_SPREAD_INFO = false;
}
else {
FXD_DRAW_SPREAD_INFO = !(MQLInfoInteger(MQL_TESTER) && !MQLInfoInteger(MQL_VISUAL_MODE));
}
if (FXD_DRAW_SPREAD_INFO) DrawSpreadInfo();

//– draw initial status
if (ENABLE_STATUS) DrawStatus(“waiting for tick…”);

//– draw indicators after test
TesterHideIndicators(!ENABLE_TEST_INDICATORS);

//– working with offline charts
if (MQLInfoInteger(MQL_PROGRAM_TYPE) == PROGRAM_EXPERT)
{
FXD_CHART_IS_OFFLINE = ChartGetInteger(0, CHART_IS_OFFLINE);
}

if (MQLInfoInteger(MQL_PROGRAM_TYPE) != PROGRAM_SCRIPT)
{
if (FXD_CHART_IS_OFFLINE == true || (ENABLE_EVENT_TRADE == 1 && ON_TRADE_REALTIME == 1))
{
FXD_ONTIMER_TAKEN = true;
EventSetMillisecondTimer(1);
}
if (ENABLE_EVENT_TIMER) {
OnTimerSet(ON_TIMER_PERIOD);
}
}

//– Initialize blocks classes
ArrayResize(_blocks_, 9);

_blocks_[0] = new Block0();
_blocks_[1] = new Block1();
_blocks_[2] = new Block2();
_blocks_[3] = new Block3();
_blocks_[4] = new Block4();
_blocks_[5] = new Block5();
_blocks_[6] = new Block6();
_blocks_[7] = new Block7();
_blocks_[8] = new Block8();

// fill the lookup table
ArrayResize(fxdBlocksLookupTable, ArraySize(_blocks_));
for (int i=0; i<ArraySize(_blocks_); i++)
{
fxdBlocksLookupTable[i] = _blocks_[i].__block_user_number;
}

// fill the list of inbound blocks for each BlockCalls instance
for (int i=0; i<ArraySize(_blocks_); i++)
{
_blocks_[i].__announceThisBlock();
}

// List of initially disabled blocks
int disabled_blocks_list[] = {};
for (int l = 0; l < ArraySize(disabled_blocks_list); l++) {
_blocks_[disabled_blocks_list[l]].__disabled = true;
}

FXD_MILS_INIT_END = (double)GetTickCount();
FXD_FIRST_TICK_PASSED = false; // reset is needed when changing inputs

return(INIT_SUCCEEDED);
}

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// This function is executed on every incoming tick //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
void OnTick()
{
FXD_TICKS_FROM_START++;

if (ENABLE_STATUS && FXD_TICKS_FROM_START == 1) DrawStatus(“working”);

//– special system actions
if (FXD_DRAW_SPREAD_INFO) DrawSpreadInfo();
TicksData(“”); // Collect ticks (if needed)
TicksPerSecond(false, true); // Collect ticks per second
if (USE_VIRTUAL_STOPS) {VirtualStopsDriver();}

if (false) ExpirationWorker * expirationDummy = new ExpirationWorker();
expirationWorker.Run();

if (OrdersTotal()) // this makes things faster
{
OCODriver(); // Check and close OCO orders
}

if (ENABLE_EVENT_TRADE) {OnTrade();}

// skip ticks
if (TimeLocal() < FXD_TICKSKIP_UNTIL) {return;}

//– run blocks
int blocks_to_run[] = {0};
for (int i=0; i<ArraySize(blocks_to_run); i++) {
_blocks_[blocks_to_run[i]].run();
}

return;
}

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// This function is executed on every tick, because it’s not native for MQL4 //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
void OnTrade()
{
// This is needed so that the OnTradeEventDetector class is added into the code
if (false) OnTradeEventDetector * dummy = new OnTradeEventDetector();

}

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// This function is executed on a period basis //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
void OnTimer()
{
//– to simulate ticks in offline charts, Timer is used instead of infinite loop
//– the next function checks for changes in price and calls OnTick() manually
if (FXD_CHART_IS_OFFLINE && RefreshRates()) {
OnTick();
}
if (ON_TRADE_REALTIME == 1) {
OnTrade();
}

static datetime t0 = 0;
datetime t = 0;
bool ok = false;

if (FXD_ONTIMER_TAKEN)
{
if (FXD_ONTIMER_TAKEN_TIME > 0)
{
if (FXD_ONTIMER_TAKEN_IN_MILLISECONDS == true)
{
t = GetTickCount();
}
else
{
t = TimeLocal();
}
if ((t – t0) >= FXD_ONTIMER_TAKEN_TIME)
{
t0 = t;
ok = true;
}
}

if (ok == false) {
return;
}
}

}

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// This function is executed when chart event happens //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
void OnChartEvent(
const int id, // Event ID
const long& lparam, // Parameter of type long event
const double& dparam, // Parameter of type double event
const string& sparam // Parameter of type string events
)
{
//– write parameter to the system global variables
FXD_ONCHART.id = id;
FXD_ONCHART.lparam = lparam;
FXD_ONCHART.dparam = dparam;
FXD_ONCHART.sparam = sparam;

return;
}

//VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV//
// This function is executed once when the program ends //
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^//
void OnDeinit(const int reason)
{
int reson = UninitializeReason();
if (reson == REASON_CHARTCHANGE || reson == REASON_PARAMETERS || reason == REASON_TEMPLATE) {return;}

//– if Timer was set, kill it here
EventKillTimer();

if (ENABLE_STATUS) DrawStatus(“stopped”);
if (ENABLE_SPREAD_METER) DrawSpreadInfo();

if (MQLInfoInteger(MQL_TESTER)) {
Print(“Backtested in “+DoubleToString((GetTickCount()-FXD_MILS_INIT_END)/1000, 2)+” seconds”);
double tc = GetTickCount()-FXD_MILS_INIT_END;
if (tc > 0)
{
Print(“Average ticks per second: “+DoubleToString(FXD_TICKS_FROM_START/tc, 0));
}
}

if (MQLInfoInteger(MQL_PROGRAM_TYPE) == PROGRAM_EXPERT)
{
switch(UninitializeReason())
{
case REASON_PROGRAM : Print(“Expert Advisor self terminated”); break;
case REASON_REMOVE : Print(“Expert Advisor removed from the chart”); break;
case REASON_RECOMPILE : Print(“Expert Advisor has been recompiled”); break;
case REASON_CHARTCHANGE : Print(“Symbol or chart period has been changed”); break;
case REASON_CHARTCLOSE : Print(“Chart has been closed”); break;
case REASON_PARAMETERS : Print(“Input parameters have been changed by a user”); break;
case REASON_ACCOUNT : Print(“Another account has been activated or reconnection to the trade server has occurred due to changes in the account settings”); break;
case REASON_TEMPLATE : Print(“A new template has been applied”); break;
case REASON_INITFAILED : Print(“OnInit() handler has returned a nonzero value”); break;
case REASON_CLOSE : Print(“Terminal has been closed”); break;
}
}

// delete dynamic pointers
for (int i=0; i<ArraySize(_blocks_); i++)
{
delete _blocks_[i];
_blocks_[i] = NULL;
}
ArrayResize(_blocks_, 0);

return;
}

/************************************************************************************************************************/
// +——————————————————————————————————————+ //
// | Classes of blocks | //
// | Classes that contain the actual code of the blocks and their input parameters as well | //
// +——————————————————————————————————————+ //
/************************************************************************************************************************/

/**
The base class for all block calls
*/
class BlockCalls
{
public:
bool __disabled; // whether or not the block is disabled

string __block_user_number;
int __block_number;
int __block_waiting;
int __parent_number;
int __inbound_blocks[];
int __outbound_blocks[];

void __addInboundBlock(int id = 0) {
int size = ArraySize(__inbound_blocks);
for (int i = 0; i < size; i++) {
if (__inbound_blocks[i] == id) {
return;
}
}
ArrayResize(__inbound_blocks, size + 1);
__inbound_blocks[size] = id;
}

void BlockCalls() {
__disabled = false;
__block_user_number = “”;
__block_number = 0;
__block_waiting = 0;
__parent_number = 0;
}

/**
Announce this block to the list of inbound connections of all the blocks to which this block is connected to
*/
void __announceThisBlock()
{
// add the current block number to the list of inbound blocks
// for each outbound block that is provided
for (int i = 0; i < ArraySize(__outbound_blocks); i++)
{
int block = __outbound_blocks[i]; // outbound block number
int size = ArraySize(_blocks_[block].__inbound_blocks); // the size of its inbound list

// skip if the current block was already added
for (int j = 0; j < size; j++) {
if (_blocks_[block].__inbound_blocks[j] == __block_number)
{
return;
}
}

// add the current block number to the list of inbound blocks of the other block
ArrayResize(_blocks_[block].__inbound_blocks, size + 1);
_blocks_[block].__inbound_blocks[size] = __block_number;
}
}

// this is here, because it is used in the “run” function
virtual void _execute_() = 0;

/**
In the derived class this method should be used to set dynamic parameters or other stuff before the main execute.
This method is automatically called within the main “run” method below, before the execution of the main class.
*/
virtual void _beforeExecute_() {return;};
bool _beforeExecuteEnabled; // for speed

/**
Same as _beforeExecute_, but to work after the execute method.
*/
virtual void _afterExecute_() {return;};
bool _afterExecuteEnabled; // for speed

/**
This is the method that is used to run the block
*/
virtual void run(int _parent_=0) {
__parent_number = _parent_;
if (__disabled || FXD_BREAK) {return;}
FXD_CURRENT_FUNCTION_ID = __block_number;

if (_beforeExecuteEnabled) {_beforeExecute_();}
_execute_();
if (_afterExecuteEnabled) {_afterExecute_();}

if (__block_waiting && FXD_CURRENT_FUNCTION_ID == __block_number) {fxdWait.Accumulate(FXD_CURRENT_FUNCTION_ID);}
}
};

BlockCalls *_blocks_[];

// “No trade” model
template<typename T1,typename T2,typename T3,typename T4,typename T5>
class MDL_NoOpenedOrders: public BlockCalls
{
public: /* Input Parameters */
T1 GroupMode;
T2 Group;
T3 SymbolMode;
T4 Symbol;
T5 BuysOrSells;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDL_NoOpenedOrders()
{
GroupMode = (string)”group”;
Group = (string)””;
SymbolMode = (string)”symbol”;
Symbol = (string)CurrentSymbol();
BuysOrSells = (string)”both”;
}

public: /* The main method */
virtual void _execute_()
{
bool exist = false;

for (int index = TradesTotal()-1; index >= 0; index–)
{
if (TradeSelectByIndex(index, GroupMode, Group, SymbolMode, Symbol, BuysOrSells))
{
exist = true;
break;
}
}

if (exist == false) {_callback_(1);} else {_callback_(0);}
}
};

// “Once per bar” model
template<typename T1,typename T2,typename T3>
class MDL_OncePerBar: public BlockCalls
{
public: /* Input Parameters */
T1 Symbol;
T2 Period;
T3 PassMaxTimes;
/* Static Parameters */
string tokens[];
int passes[];
datetime old_values[];
datetime time[];
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDL_OncePerBar()
{
Symbol = (string)CurrentSymbol();
Period = (ENUM_TIMEFRAMES)CurrentTimeframe();
PassMaxTimes = (int)1;
}

public: /* The main method */
virtual void _execute_()
{
// this is static for speed reasons

bool next = false;
string token = Symbol + IntegerToString(Period);
int index = ArraySearch(tokens, token);

if (index == -1)
{
index = ArraySize(tokens);

ArrayResize(tokens, index + 1);
ArrayResize(old_values, index + 1);
ArrayResize(passes, index + 1);

tokens[index] = token;
passes[index] = 0;
old_values[index] = 0;
}

if (PassMaxTimes > 0)
{
CopyTime(Symbol, Period, 1, 1, time);
datetime new_value = time[0];

if (new_value > old_values[index])
{
passes[index]++;

if (passes[index] >= PassMaxTimes)
{
old_values[index] = new_value;
passes[index] = 0;
}

next = true;
}
}

if (next) {_callback_(1);} else {_callback_(0);}
}
};

// “Buy now” model
template<typename T1,typename T2,typename T3,typename T4,typename T5,typename T6,typename T7,typename T8,typename T9,typename _T9_,typename T10,typename T11,typename T12,typename T13,typename T14,typename T15,typename T16,typename T17,typename T18,typename T19,typename T20,typename T21,typename T22,typename T23,typename T24,typename T25,typename T26,typename T27,typename T28,typename T29,typename T30,typename T31,typename T32,typename T33,typename T34,typename T35,typename T36,typename T37,typename _T37_,typename T38,typename _T38_,typename T39,typename _T39_,typename T40,typename T41,typename T42,typename T43,typename T44,typename _T44_,typename T45,typename _T45_,typename T46,typename _T46_,typename T47,typename T48,typename T49,typename T50,typename T51,typename _T51_,typename T52,typename T53,typename T54>
class MDL_BuyNow: public BlockCalls
{
public: /* Input Parameters */
T1 Group;
T2 Symbol;
T3 VolumeMode;
T4 VolumeSize;
T5 VolumeSizeRisk;
T6 VolumeRisk;
T7 VolumePercent;
T8 VolumeBlockPercent;
T9 dVolumeSize; virtual _T9_ _dVolumeSize_(){return(_T9_)0;}
T10 FixedRatioUnitSize;
T11 FixedRatioDelta;
T12 mmTradesPool;
T13 mmMgInitialLots;
T14 mmMgMultiplyOnLoss;
T15 mmMgMultiplyOnProfit;
T16 mmMgAddLotsOnLoss;
T17 mmMgAddLotsOnProfit;
T18 mmMgResetOnLoss;
T19 mmMgResetOnProfit;
T20 mm1326InitialLots;
T21 mm1326Reverse;
T22 mmFiboInitialLots;
T23 mmDalembertInitialLots;
T24 mmDalembertReverse;
T25 mmLabouchereInitialLots;
T26 mmLabouchereList;
T27 mmLabouchereReverse;
T28 mmSeqBaseLots;
T29 mmSeqOnLoss;
T30 mmSeqOnProfit;
T31 mmSeqReverse;
T32 VolumeUpperLimit;
T33 StopLossMode;
T34 StopLossPips;
T35 StopLossPercentPrice;
T36 StopLossPercentTP;
T37 dlStopLoss; virtual _T37_ _dlStopLoss_(){return(_T37_)0;}
T38 dpStopLoss; virtual _T38_ _dpStopLoss_(){return(_T38_)0;}
T39 ddStopLoss; virtual _T39_ _ddStopLoss_(){return(_T39_)0;}
T40 TakeProfitMode;
T41 TakeProfitPips;
T42 TakeProfitPercentPrice;
T43 TakeProfitPercentSL;
T44 dlTakeProfit; virtual _T44_ _dlTakeProfit_(){return(_T44_)0;}
T45 dpTakeProfit; virtual _T45_ _dpTakeProfit_(){return(_T45_)0;}
T46 ddTakeProfit; virtual _T46_ _ddTakeProfit_(){return(_T46_)0;}
T47 ExpMode;
T48 ExpDays;
T49 ExpHours;
T50 ExpMinutes;
T51 dExp; virtual _T51_ _dExp_(){return(_T51_)0;}
T52 Slippage;
T53 MyComment;
T54 ArrowColorBuy;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDL_BuyNow()
{
Group = (string)””;
Symbol = (string)CurrentSymbol();
VolumeMode = (string)”fixed”;
VolumeSize = (double)0.1;
VolumeSizeRisk = (double)50.0;
VolumeRisk = (double)2.5;
VolumePercent = (double)100.0;
VolumeBlockPercent = (double)3.0;
FixedRatioUnitSize = (double)0.01;
FixedRatioDelta = (double)20.0;
mmTradesPool = (int)0;
mmMgInitialLots = (double)0.1;
mmMgMultiplyOnLoss = (double)2.0;
mmMgMultiplyOnProfit = (double)1.0;
mmMgAddLotsOnLoss = (double)0.0;
mmMgAddLotsOnProfit = (double)0.0;
mmMgResetOnLoss = (int)0;
mmMgResetOnProfit = (int)1;
mm1326InitialLots = (double)0.1;
mm1326Reverse = (bool)false;
mmFiboInitialLots = (double)0.1;
mmDalembertInitialLots = (double)0.1;
mmDalembertReverse = (bool)false;
mmLabouchereInitialLots = (double)0.1;
mmLabouchereList = (string)”1,2,3,4,5,6″;
mmLabouchereReverse = (bool)false;
mmSeqBaseLots = (double)0.1;
mmSeqOnLoss = (string)”3,2,6″;
mmSeqOnProfit = (string)”1″;
mmSeqReverse = (bool)false;
VolumeUpperLimit = (double)0.0;
StopLossMode = (string)”fixed”;
StopLossPips = (double)50.0;
StopLossPercentPrice = (double)0.55;
StopLossPercentTP = (double)100.0;
TakeProfitMode = (string)”fixed”;
TakeProfitPips = (double)50.0;
TakeProfitPercentPrice = (double)0.55;
TakeProfitPercentSL = (double)100.0;
ExpMode = (string)”GTC”;
ExpDays = (int)0;
ExpHours = (int)1;
ExpMinutes = (int)0;
Slippage = (ulong)4;
MyComment = (string)””;
ArrowColorBuy = (color)clrBlue;
}

public: /* The main method */
virtual void _execute_()
{
//– stops ——————————————————————
double sll = 0, slp = 0, tpl = 0, tpp = 0;

if (StopLossMode == “fixed”) {slp = StopLossPips;}
else if (StopLossMode == “dynamicPips”) {slp = _dpStopLoss_();}
else if (StopLossMode == “dynamicDigits”) {slp = toPips(_ddStopLoss_(),Symbol);}
else if (StopLossMode == “dynamicLevel”) {sll = _dlStopLoss_();}
else if (StopLossMode == “percentPrice”) {sll = SymbolAsk(Symbol) – (SymbolAsk(Symbol) * StopLossPercentPrice / 100);}

if (TakeProfitMode == “fixed”) {tpp = TakeProfitPips;}
else if (TakeProfitMode == “dynamicPips”) {tpp = _dpTakeProfit_();}
else if (TakeProfitMode == “dynamicDigits”) {tpp = toPips(_ddTakeProfit_(),Symbol);}
else if (TakeProfitMode == “dynamicLevel”) {tpl = _dlTakeProfit_();}
else if (TakeProfitMode == “percentPrice”) {tpl = SymbolAsk(Symbol) + (SymbolAsk(Symbol) * TakeProfitPercentPrice / 100);}

if (StopLossMode == “percentTP”) {
if (tpp > 0) {slp = tpp*StopLossPercentTP/100;}
if (tpl > 0) {slp = toPips(MathAbs(SymbolAsk(Symbol) – tpl), Symbol)*StopLossPercentTP/100;}
}
if (TakeProfitMode == “percentSL”) {
if (slp > 0) {tpp = slp*TakeProfitPercentSL/100;}
if (sll > 0) {tpp = toPips(MathAbs(SymbolAsk(Symbol) – sll), Symbol)*TakeProfitPercentSL/100;}
}

//– lots ——————————————————————-
double lots = 0;
double pre_sll = sll;

if (pre_sll == 0) {
pre_sll = SymbolAsk(Symbol);
}

double pre_sl_pips = toPips(SymbolAsk(Symbol)-(pre_sll-toDigits(slp,Symbol)), Symbol);

if (VolumeMode == “fixed”) {lots = DynamicLots(Symbol, VolumeMode, VolumeSize);}
else if (VolumeMode == “block-equity”) {lots = DynamicLots(Symbol, VolumeMode, VolumeBlockPercent);}
else if (VolumeMode == “block-balance”) {lots = DynamicLots(Symbol, VolumeMode, VolumeBlockPercent);}
else if (VolumeMode == “block-freemargin”) {lots = DynamicLots(Symbol, VolumeMode, VolumeBlockPercent);}
else if (VolumeMode == “equity”) {lots = DynamicLots(Symbol, VolumeMode, VolumePercent);}
else if (VolumeMode == “balance”) {lots = DynamicLots(Symbol, VolumeMode, VolumePercent);}
else if (VolumeMode == “freemargin”) {lots = DynamicLots(Symbol, VolumeMode, VolumePercent);}
else if (VolumeMode == “equityRisk”) {lots = DynamicLots(Symbol, VolumeMode, VolumeRisk, pre_sl_pips);}
else if (VolumeMode == “balanceRisk”) {lots = DynamicLots(Symbol, VolumeMode, VolumeRisk, pre_sl_pips);}
else if (VolumeMode == “freemarginRisk”) {lots = DynamicLots(Symbol, VolumeMode, VolumeRisk, pre_sl_pips);}
else if (VolumeMode == “fixedRisk”) {lots = DynamicLots(Symbol, VolumeMode, VolumeSizeRisk, pre_sl_pips);}
else if (VolumeMode == “fixedRatio”) {lots = DynamicLots(Symbol, VolumeMode, FixedRatioUnitSize, FixedRatioDelta);}
else if (VolumeMode == “dynamic”) {lots = _dVolumeSize_();}
else if (VolumeMode == “1326”) {lots = Bet1326(Group, Symbol, mmTradesPool, mm1326InitialLots, mm1326Reverse);}
else if (VolumeMode == “fibonacci”) {lots = BetFibonacci(Group, Symbol, mmTradesPool, mmFiboInitialLots);}
else if (VolumeMode == “dalembert”) {lots = BetDalembert(Group, Symbol, mmTradesPool, mmDalembertInitialLots, mmDalembertReverse);}
else if (VolumeMode == “labouchere”) {lots = BetLabouchere(Group, Symbol, mmTradesPool, mmLabouchereInitialLots, mmLabouchereList, mmLabouchereReverse);}
else if (VolumeMode == “martingale”) {lots = BetMartingale(Group, Symbol, mmTradesPool, mmMgInitialLots, mmMgMultiplyOnLoss, mmMgMultiplyOnProfit, mmMgAddLotsOnLoss, mmMgAddLotsOnProfit, mmMgResetOnLoss, mmMgResetOnProfit);}
else if (VolumeMode == “sequence”) {lots = BetSequence(Group, Symbol, mmTradesPool, mmSeqBaseLots, mmSeqOnLoss, mmSeqOnProfit, mmSeqReverse);}

lots = AlignLots(Symbol, lots, 0, VolumeUpperLimit);

datetime exp = ExpirationTime(ExpMode,ExpDays,ExpHours,ExpMinutes,_dExp_());

//– send ——————————————————————-
long ticket = BuyNow(Symbol, lots, sll, tpl, slp, tpp, Slippage, (MagicStart+(int)Group), MyComment, ArrowColorBuy, exp);

if (ticket > 0) {_callback_(1);} else {_callback_(0);}
}
};

// “Condition” model
template<typename T1,typename _T1_,typename T2,typename T3,typename _T3_,typename T4>
class MDL_Condition: public BlockCalls
{
public: /* Input Parameters */
T1 Lo; virtual _T1_ _Lo_(){return(_T1_)0;}
T2 compare;
T3 Ro; virtual _T3_ _Ro_(){return(_T3_)0;}
T4 crosswidth;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDL_Condition()
{
compare = (string)”>”;
crosswidth = (int)1;
}

public: /* The main method */
virtual void _execute_()
{
bool output1 = false, output2 = false; // output 1 and output 2
int crossover = 0;

if (compare == “x>” || compare == “x<“) {crossover = 1;}

for (int i = 0; i <= crossover; i++)
{
// i=0 – normal pass, i=1 – crossover pass

// Left operand of the condition
FXD_MORE_SHIFT = i * crosswidth;
_T1_ lo = _Lo_();
if (MathAbs(lo) == EMPTY_VALUE) {return;}

// Right operand of the condition
FXD_MORE_SHIFT = i * crosswidth;
_T3_ ro = _Ro_();
if (MathAbs(ro) == EMPTY_VALUE) {return;}

// Conditions
if (CompareValues(compare, lo, ro))
{
if (i == 0)
{
output1 = true;
}
}
else
{
if (i == 0)
{
output2 = true;
}
else
{
output2 = false;
}
}

if (crossover == 1)
{
if (CompareValues(compare, ro, lo))
{
if (i == 0)
{
output2 = true;
}
}
else
{
if (i == 1)
{
output1 = false;
}
}
}
}

FXD_MORE_SHIFT = 0; // reset

if (output1 == true) {_callback_(1);}
else if (output2 == true) {_callback_(0);}
}
};

// “Sell now” model
template<typename T1,typename T2,typename T3,typename T4,typename T5,typename T6,typename T7,typename T8,typename T9,typename _T9_,typename T10,typename T11,typename T12,typename T13,typename T14,typename T15,typename T16,typename T17,typename T18,typename T19,typename T20,typename T21,typename T22,typename T23,typename T24,typename T25,typename T26,typename T27,typename T28,typename T29,typename T30,typename T31,typename T32,typename T33,typename T34,typename T35,typename T36,typename T37,typename _T37_,typename T38,typename _T38_,typename T39,typename _T39_,typename T40,typename T41,typename T42,typename T43,typename T44,typename _T44_,typename T45,typename _T45_,typename T46,typename _T46_,typename T47,typename T48,typename T49,typename T50,typename T51,typename _T51_,typename T52,typename T53,typename T54>
class MDL_SellNow: public BlockCalls
{
public: /* Input Parameters */
T1 Group;
T2 Symbol;
T3 VolumeMode;
T4 VolumeSize;
T5 VolumeSizeRisk;
T6 VolumeRisk;
T7 VolumePercent;
T8 VolumeBlockPercent;
T9 dVolumeSize; virtual _T9_ _dVolumeSize_(){return(_T9_)0;}
T10 FixedRatioUnitSize;
T11 FixedRatioDelta;
T12 mmTradesPool;
T13 mmMgInitialLots;
T14 mmMgMultiplyOnLoss;
T15 mmMgMultiplyOnProfit;
T16 mmMgAddLotsOnLoss;
T17 mmMgAddLotsOnProfit;
T18 mmMgResetOnLoss;
T19 mmMgResetOnProfit;
T20 mm1326InitialLots;
T21 mm1326Reverse;
T22 mmFiboInitialLots;
T23 mmDalembertInitialLots;
T24 mmDalembertReverse;
T25 mmLabouchereInitialLots;
T26 mmLabouchereList;
T27 mmLabouchereReverse;
T28 mmSeqBaseLots;
T29 mmSeqOnLoss;
T30 mmSeqOnProfit;
T31 mmSeqReverse;
T32 VolumeUpperLimit;
T33 StopLossMode;
T34 StopLossPips;
T35 StopLossPercentPrice;
T36 StopLossPercentTP;
T37 dlStopLoss; virtual _T37_ _dlStopLoss_(){return(_T37_)0;}
T38 dpStopLoss; virtual _T38_ _dpStopLoss_(){return(_T38_)0;}
T39 ddStopLoss; virtual _T39_ _ddStopLoss_(){return(_T39_)0;}
T40 TakeProfitMode;
T41 TakeProfitPips;
T42 TakeProfitPercentPrice;
T43 TakeProfitPercentSL;
T44 dlTakeProfit; virtual _T44_ _dlTakeProfit_(){return(_T44_)0;}
T45 dpTakeProfit; virtual _T45_ _dpTakeProfit_(){return(_T45_)0;}
T46 ddTakeProfit; virtual _T46_ _ddTakeProfit_(){return(_T46_)0;}
T47 ExpMode;
T48 ExpDays;
T49 ExpHours;
T50 ExpMinutes;
T51 dExp; virtual _T51_ _dExp_(){return(_T51_)0;}
T52 Slippage;
T53 MyComment;
T54 ArrowColorSell;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDL_SellNow()
{
Group = (string)””;
Symbol = (string)CurrentSymbol();
VolumeMode = (string)”fixed”;
VolumeSize = (double)0.1;
VolumeSizeRisk = (double)50.0;
VolumeRisk = (double)2.5;
VolumePercent = (double)100.0;
VolumeBlockPercent = (double)3.0;
FixedRatioUnitSize = (double)0.01;
FixedRatioDelta = (double)20.0;
mmTradesPool = (int)0;
mmMgInitialLots = (double)0.1;
mmMgMultiplyOnLoss = (double)2.0;
mmMgMultiplyOnProfit = (double)1.0;
mmMgAddLotsOnLoss = (double)0.0;
mmMgAddLotsOnProfit = (double)0.0;
mmMgResetOnLoss = (int)0;
mmMgResetOnProfit = (int)1;
mm1326InitialLots = (double)0.1;
mm1326Reverse = (bool)false;
mmFiboInitialLots = (double)0.1;
mmDalembertInitialLots = (double)0.1;
mmDalembertReverse = (bool)false;
mmLabouchereInitialLots = (double)0.1;
mmLabouchereList = (string)”1,2,3,4,5,6″;
mmLabouchereReverse = (bool)false;
mmSeqBaseLots = (double)0.1;
mmSeqOnLoss = (string)”3,2,6″;
mmSeqOnProfit = (string)”1″;
mmSeqReverse = (bool)false;
VolumeUpperLimit = (double)0.0;
StopLossMode = (string)”fixed”;
StopLossPips = (double)50.0;
StopLossPercentPrice = (double)0.55;
StopLossPercentTP = (double)100.0;
TakeProfitMode = (string)”fixed”;
TakeProfitPips = (double)50.0;
TakeProfitPercentPrice = (double)0.55;
TakeProfitPercentSL = (double)100.0;
ExpMode = (string)”GTC”;
ExpDays = (int)0;
ExpHours = (int)1;
ExpMinutes = (int)0;
Slippage = (ulong)4;
MyComment = (string)””;
ArrowColorSell = (color)clrRed;
}

public: /* The main method */
virtual void _execute_()
{
//– stops ——————————————————————
double sll = 0, slp = 0, tpl = 0, tpp = 0;

if (StopLossMode == “fixed”) {slp = StopLossPips;}
else if (StopLossMode == “dynamicPips”) {slp = _dpStopLoss_();}
else if (StopLossMode == “dynamicDigits”) {slp = toPips(_ddStopLoss_(),Symbol);}
else if (StopLossMode == “dynamicLevel”) {sll = _dlStopLoss_();}
else if (StopLossMode == “percentPrice”) {sll = SymbolBid(Symbol) + (SymbolBid(Symbol) * StopLossPercentPrice / 100);}

if (TakeProfitMode == “fixed”) {tpp = TakeProfitPips;}
else if (TakeProfitMode == “dynamicPips”) {tpp = _dpTakeProfit_();}
else if (TakeProfitMode == “dynamicDigits”) {tpp = toPips(_ddTakeProfit_(),Symbol);}
else if (TakeProfitMode == “dynamicLevel”) {tpl = _dlTakeProfit_();}
else if (TakeProfitMode == “percentPrice”) {tpl = SymbolBid(Symbol) – (SymbolBid(Symbol) * TakeProfitPercentPrice / 100);}

if (StopLossMode == “percentTP”) {
if (tpp > 0) {slp = tpp*StopLossPercentTP/100;}
if (tpl > 0) {slp = toPips(MathAbs(SymbolBid(Symbol) – tpl), Symbol)*StopLossPercentTP/100;}
}
if (TakeProfitMode == “percentSL”) {
if (slp > 0) {tpp = slp*TakeProfitPercentSL/100;}
if (sll > 0) {tpp = toPips(MathAbs(SymbolBid(Symbol) – sll), Symbol)*TakeProfitPercentSL/100;}
}

//– lots ——————————————————————-
double lots = 0;
double pre_sll = sll;

if (pre_sll == 0) {
pre_sll = SymbolBid(Symbol);
}

double pre_sl_pips = toPips((pre_sll+toDigits(slp,Symbol))-SymbolBid(Symbol), Symbol);

lots = AlignLots(Symbol, lots, 0, VolumeUpperLimit);

datetime exp = ExpirationTime(ExpMode,ExpDays,ExpHours,ExpMinutes,_dExp_());

//– send ——————————————————————-
long ticket = SellNow(Symbol, lots, sll, tpl, slp, tpp, Slippage, (MagicStart+(int)Group), MyComment, ArrowColorSell, exp);

if (ticket > 0) {_callback_(1);} else {_callback_(0);}
}
};

// “Time filter” model
template<typename T1,typename T2,typename T3,typename T4,typename T5,typename T6,typename T7,typename T8,typename T9,typename T10,typename T11,typename T12,typename T13,typename T14,typename T15,typename T16,typename T17,typename T18,typename T19,typename T20,typename T21,typename T22,typename T23>
class MDL_TimeFilter: public BlockCalls
{
public: /* Input Parameters */
T1 ServerOrLocalTime;
T2 TimeStartMode;
T3 TimeStart;
T4 TimeStartYear;
T5 TimeStartMonth;
T6 TimeStartDay;
T7 TimeStartHour;
T8 TimeStartMinute;
T9 TimeStartSecond;
T10 TimeEndMode;
T11 TimeEnd;
T12 TimeEndYear;
T13 TimeEndMonth;
T14 TimeEndDay;
T15 TimeEndHour;
T16 TimeEndMinute;
T17 TimeEndSecond;
T18 TimeEndRelYears;
T19 TimeEndRelMonths;
T20 TimeEndRelDays;
T21 TimeEndRelHours;
T22 TimeEndRelMinutes;
T23 TimeEndRelSeconds;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDL_TimeFilter()
{
ServerOrLocalTime = (string)”server”;
TimeStartMode = (string)”text”;
TimeStart = (string)”00:00″;
TimeStartYear = (int)0;
TimeStartMonth = (int)0;
TimeStartDay = (double)0.0;
TimeStartHour = (double)1.0;
TimeStartMinute = (double)0.0;
TimeStartSecond = (int)0;
TimeEndMode = (string)”text”;
TimeEnd = (string)”00:01″;
TimeEndYear = (int)0;
TimeEndMonth = (int)0;
TimeEndDay = (double)0.0;
TimeEndHour = (double)1.0;
TimeEndMinute = (double)1.0;
TimeEndSecond = (int)0;
TimeEndRelYears = (int)0;
TimeEndRelMonths = (int)0;
TimeEndRelDays = (double)0.0;
TimeEndRelHours = (double)0.0;
TimeEndRelMinutes = (double)1.0;
TimeEndRelSeconds = (int)0;
}

public: /* The main method */
virtual void _execute_()
{
datetime t0 = 0, t1 = 0, tx = 0, now = 0;
int mode_time = 0;

if (ServerOrLocalTime == “server”) {mode_time = 0; now = TimeCurrent();}
else if (ServerOrLocalTime == “local”) {mode_time = 1; now = TimeLocal();}
else if (ServerOrLocalTime == “gmt”) {mode_time = 2; now = TimeGMT();}

//– start time
if (TimeStartMode == “text”)
{
t0 = TimeFromString(mode_time, TimeStart);
}
else if (TimeStartMode == “component”)
{
t0 = TimeFromComponents(mode_time, TimeStartYear, TimeStartMonth, TimeStartDay, TimeStartHour, TimeStartMinute, TimeStartSecond);
}

//– end time
if (TimeEndMode == “text”)
{
t1 = TimeFromString(mode_time, TimeEnd);
}
else if (TimeEndMode == “component”)
{
t1 = TimeFromComponents(mode_time, TimeEndYear, TimeEndMonth, TimeEndDay, TimeEndHour, TimeEndMinute, TimeEndSecond);
}
else if (TimeEndMode == “relative”)
{
MqlDateTime tm;
TimeToStruct(t0, tm);

tm.year += TimeEndRelYears;
tm.mon += TimeEndRelMonths;
tm.day += (int)MathFloor(TimeEndRelDays);
tm.hour += (int)(MathFloor(TimeEndRelHours) + (24 * (TimeEndRelDays – MathFloor(TimeEndRelDays))));
tm.min += (int)(MathFloor(TimeEndRelMinutes) + (60 * (TimeEndRelHours – MathFloor(TimeEndRelHours))));
tm.sec += (int)((double)TimeEndRelSeconds + (60 * (TimeEndRelMinutes – MathFloor(TimeEndRelMinutes))));

t1 = StructToTime(tm);

if (t1 < t0) {t1 = t1 + 86400;}
}

if ((now >= t0 && now < t1) || (t0 > t1 && (now >= t0 || now < t1))) {_callback_(1);} else {_callback_(0);}
}
};

//————————————————————————————————————————

// “Numeric” model
class MDLIC_value_value
{
public: /* Input Parameters */
double Value;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDLIC_value_value()
{
Value = (double)1.0;
}

public: /* The main method */
double _execute_()
{
return Value;
}
};

// “Candle” model
class MDLIC_candles_candles
{
public: /* Input Parameters */
string iOHLC;
string ModeCandleFindBy;
int CandleID;
string TimeStamp;
string Symbol;
ENUM_TIMEFRAMES Period;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDLIC_candles_candles()
{
iOHLC = (string)”iClose”;
ModeCandleFindBy = (string)”id”;
CandleID = (int)0;
TimeStamp = (string)”00:00″;
Symbol = (string)CurrentSymbol();
Period = (ENUM_TIMEFRAMES)CurrentTimeframe();
}

public: /* The main method */
double _execute_()
{
int digits = (int)SymbolInfoInteger(Symbol, SYMBOL_DIGITS);

double O[];
double H[];
double L[];
double C[];
long cTickVolume[];
long cRealVolume[];
datetime T[];

double retval = EMPTY_VALUE;

// candle’s id will change, so we don’t want to mess with the variable CandleID;
int cID = CandleID;

if (ModeCandleFindBy == “time”)
{
cID = iCandleID(Symbol, Period, StringToTimeEx(TimeStamp, “server”));
}

cID = cID + FXD_MORE_SHIFT;

//– the common levels —————————————————-
if (iOHLC == “iOpen”)
{
if (CopyOpen(Symbol,Period,cID,1,O) > -1) retval = O[0];
}
else if (iOHLC == “iHigh”)
{
if (CopyHigh(Symbol,Period,cID,1,H) > -1) retval = H[0];
}
else if (iOHLC == “iLow”)
{
if (CopyLow(Symbol,Period,cID,1,L) > -1) retval = L[0];
}
else if (iOHLC == “iClose”)
{
if (CopyClose(Symbol,Period,cID,1,C) > -1) retval = C[0];
}

//– non-price values —————————————————-
else if (iOHLC == “iVolume” || iOHLC == “iTickVolume”)
{
if (CopyTickVolume(Symbol,Period,cID,1,cTickVolume) > -1) retval = (double)cTickVolume[0];

return retval;
}
else if (iOHLC == “iRealVolume”)
{
if (CopyRealVolume(Symbol,Period,cID,1,cRealVolume) > -1) retval = (double)cRealVolume[0];

return retval;
}
else if (iOHLC == “iTime”)
{
if (CopyTime(Symbol,Period,cID,1,T) > -1) retval = (double)T[0];

return retval;
}

//– simple calculations ————————————————–
else if (iOHLC == “iMedian”)
{
if (
CopyLow(Symbol,Period,cID,1,L) > -1
&& CopyHigh(Symbol,Period,cID,1,H) > -1
)
{
retval = ((L[0]+H[0])/2);
}
}
else if (iOHLC == “iTypical”)
{
if (
CopyLow(Symbol,Period,cID,1,L) > -1
&& CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
)
{
retval = ((L[0]+H[0]+C[0])/3);
}
}
else if (iOHLC == “iAverage”)
{
if (
CopyLow(Symbol,Period,cID,1,L) > -1
&& CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
)
{
retval = ((L[0]+H[0]+C[0]+C[0])/4);
}
}

//– more complex levels ————————————————–
else if (iOHLC==”iTotal”)
{
if (
CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyLow(Symbol,Period,cID,1,L) > -1
)
{
retval = toPips(MathAbs(H[0]-L[0]),Symbol);
}
}
else if (iOHLC == “iBody”)
{
if (
CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
)
{
retval = toPips(MathAbs(C[0]-O[0]),Symbol);
}
}
else if (iOHLC == “iUpperWick”)
{
if (
CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& CopyLow(Symbol,Period,cID,1,L) > -1
)
{
retval = (C[0] > O[0]) ? toPips(MathAbs(H[0]-C[0]),Symbol) : toPips(MathAbs(H[0]-O[0]),Symbol);
}
}
else if (iOHLC == “iBottomWick”)
{
if (
CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& CopyLow(Symbol,Period,cID,1,L) > -1
)
{
retval = (C[0] > O[0]) ? toPips(MathAbs(O[0]-L[0]),Symbol) : toPips(MathAbs(C[0]-L[0]),Symbol);
}
}
else if (iOHLC == “iGap”)
{
if (
CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID+1,1,C) > -1
)
{
retval = toPips(MathAbs(O[0]-C[0]),Symbol);
}
}
else if (iOHLC == “iBullTotal”)
{
if (
CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyLow(Symbol,Period,cID,1,L) > -1
&& C[0] > O[0]
)
{
retval = toPips((H[0]-L[0]),Symbol);
}
}
else if (iOHLC == “iBullBody”)
{
if (
CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& C[0] > O[0]
)
{
retval = toPips((C[0]-O[0]),Symbol);
}
}
else if (iOHLC == “iBullUpperWick”)
{
if (
CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& C[0] > O[0]
)
{
retval = toPips((H[0]-C[0]),Symbol);
}
}
else if (iOHLC == “iBullBottomWick”)
{
if (
CopyLow(Symbol,Period,cID,1,L) > -1
&& CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& C[0] > O[0]
)
{
retval = toPips((O[0]-L[0]),Symbol);
}
}
else if (iOHLC == “iBearTotal”)
{
if (
CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyLow(Symbol,Period,cID,1,L) > -1
&& C[0] < O[0]
)
{
retval = toPips((H[0]-L[0]),Symbol);
}
}
else if (iOHLC == “iBearBody”)
{
if (
CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& C[0] < O[0]
)
{
retval = toPips((O[0]-C[0]),Symbol);
}
}
else if (iOHLC == “iBearUpperWick”)
{
if (
CopyHigh(Symbol,Period,cID,1,H) > -1
&& CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& C[0] < O[0]
)
{
retval = toPips((H[0]-O[0]),Symbol);
}
}
else if (iOHLC == “iBearBottomWick”)
{
if (
CopyLow(Symbol,Period,cID,1,L) > -1
&& CopyOpen(Symbol,Period,cID,1,O) > -1
&& CopyClose(Symbol,Period,cID,1,C) > -1
&& C[0] < O[0]
)
{
retval = toPips((C[0]-L[0]),Symbol);
}
}

return NormalizeDouble(retval, digits);
}
};

// “Time” model
class MDLIC_value_time
{
public: /* Input Parameters */
int ModeTime;
int TimeSource;
string TimeStamp;
int TimeCandleID;
string TimeMarket;
ENUM_TIMEFRAMES TimeCandleTimeframe;
int TimeComponentYear;
int TimeComponentMonth;
double TimeComponentDay;
double TimeComponentHour;
double TimeComponentMinute;
int TimeComponentSecond;
int ModeTimeShift;
int TimeShiftYears;
int TimeShiftMonths;
int TimeShiftWeeks;
double TimeShiftDays;
double TimeShiftHours;
double TimeShiftMinutes;
int TimeShiftSeconds;
bool TimeSkipWeekdays;
/* Static Parameters */
datetime retval;
datetime retval0;
int ModeTime0;
int smodeshift;
int years0;
int months0;
datetime Time[];
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDLIC_value_time()
{
ModeTime = (int)0;
TimeSource = (int)0;
TimeStamp = (string)”00:00″;
TimeCandleID = (int)1;
TimeMarket = (string)””;
TimeCandleTimeframe = (ENUM_TIMEFRAMES)0;
TimeComponentYear = (int)0;
TimeComponentMonth = (int)0;
TimeComponentDay = (double)0.0;
TimeComponentHour = (double)12.0;
TimeComponentMinute = (double)0.0;
TimeComponentSecond = (int)0;
ModeTimeShift = (int)0;
TimeShiftYears = (int)0;
TimeShiftMonths = (int)0;
TimeShiftWeeks = (int)0;
TimeShiftDays = (double)0.0;
TimeShiftHours = (double)0.0;
TimeShiftMinutes = (double)0.0;
TimeShiftSeconds = (int)0;
TimeSkipWeekdays = (bool)false;
/* Static Parameters (initial value) */
retval = 0;
retval0 = 0;
ModeTime0 = 0;
smodeshift = 0;
years0 = 0;
months0 = 0;
}

public: /* The main method */
datetime _execute_()
{
// this is static for speed reasons

if (TimeMarket == “”) TimeMarket = Symbol();

if (ModeTime == 0)
{
if (TimeSource == 0) {retval = TimeCurrent();}
else if (TimeSource == 1) {retval = TimeLocal();}
else if (TimeSource == 2) {retval = TimeGMT();}
}
else if (ModeTime == 1)
{
retval = StringToTime(TimeStamp);
retval0 = retval;
}
else if (ModeTime==2)
{
retval = TimeFromComponents(TimeSource, TimeComponentYear, TimeComponentMonth, TimeComponentDay, TimeComponentHour, TimeComponentMinute, TimeComponentSecond);
}
else if (ModeTime == 3)
{
ArraySetAsSeries(Time,true);
CopyTime(TimeMarket,TimeCandleTimeframe,TimeCandleID,1,Time);
retval = Time[0];
}

if (ModeTimeShift > 0)
{
int sh = 1;

if (ModeTimeShift == 1) {sh = -1;}

if (
ModeTimeShift != smodeshift
|| TimeShiftYears != years0
|| TimeShiftMonths != months0
)
{
years0 = TimeShiftYears;
months0 = TimeShiftMonths;

if (TimeShiftYears > 0 || TimeShiftMonths > 0)
{
int year = 0, month = 0, week = 0, day = 0, hour = 0, minute = 0, second = 0;

if (ModeTime == 3)
{
year = TimeComponentYear;
month = TimeComponentYear;
day = (int)MathFloor(TimeComponentDay);
hour = (int)(MathFloor(TimeComponentHour) + (24 * (TimeComponentDay – MathFloor(TimeComponentDay))));
minute = (int)(MathFloor(TimeComponentMinute) + (60 * (TimeComponentHour – MathFloor(TimeComponentHour))));
second = (int)(TimeComponentSecond + (60 * (TimeComponentMinute – MathFloor(TimeComponentMinute))));
}
else {
year = TimeYear(retval);
month = TimeMonth(retval);
day = TimeDay(retval);
hour = TimeHour(retval);
minute = TimeMinute(retval);
second = TimeSeconds(retval);
}

year = year + TimeShiftYears * sh;
month = month + TimeShiftMonths * sh;

if (month < 0) {month = 12 – month;}
else if (month > 12) {month = month – 12;}

retval = StringToTime(IntegerToString(year)+”.”+IntegerToString(month)+”.”+IntegerToString(day)+” “+IntegerToString(hour)+”:”+IntegerToString(minute)+”:”+IntegerToString(second));
}
}

retval = retval + (sh * ((604800 * TimeShiftWeeks) + SecondsFromComponents(TimeShiftDays, TimeShiftHours, TimeShiftMinutes, TimeShiftSeconds)));

if (TimeSkipWeekdays == true)
{
int weekday = TimeDayOfWeek(retval);

if (sh > 0) { // forward
if (weekday == 0) {retval = retval + 86400;}
else if (weekday == 6) {retval = retval + 172800;}
}
else if (sh < 0) { // back
if (weekday == 0) {retval = retval – 172800;}
else if (weekday == 6) {retval = retval – 86400;}
}
}
}

smodeshift = ModeTimeShift;
ModeTime0 = ModeTime;

return (datetime)retval;
}
};

// “Moving Average” model
class MDLIC_indicators_iMA
{
public: /* Input Parameters */
int MAperiod;
int MAshift;
ENUM_MA_METHOD MAmethod;
ENUM_APPLIED_PRICE AppliedPrice;
string Symbol;
ENUM_TIMEFRAMES Period;
int Shift;
virtual void _callback_(int r) {return;}

public: /* Constructor */
MDLIC_indicators_iMA()
{
MAperiod = (int)14;
MAshift = (int)0;
MAmethod = (ENUM_MA_METHOD)MODE_SMA;
AppliedPrice = (ENUM_APPLIED_PRICE)PRICE_CLOSE;
Symbol = (string)CurrentSymbol();
Period = (ENUM_TIMEFRAMES)CurrentTimeframe();
Shift = (int)0;
}

public: /* The main method */
double _execute_()
{
return iMA(Symbol, Period, MAperiod, MAshift, MAmethod, AppliedPrice, Shift + FXD_MORE_SHIFT);
}
};

//————————————————————————————————————————

// Block 2 (No trade)
class Block0: public MDL_NoOpenedOrders<string,string,string,string,string>
{

public: /* Constructor */
Block0() {
__block_number = 0;
__block_user_number = “2”;
_beforeExecuteEnabled = true;

// Fill the list of outbound blocks
int ___outbound_blocks[1] = {8};
ArrayCopy(__outbound_blocks, ___outbound_blocks);
}

public: /* Callback & Run */
virtual void _callback_(int value) {
if (value == 1) {
_blocks_[8].run(0);
}
}

virtual void _beforeExecute_()
{

Symbol = (string)CurrentSymbol();
}
};

// Block 9 (Once per bar)
class Block1: public MDL_OncePerBar<string,ENUM_TIMEFRAMES,int>
{

public: /* Constructor */
Block1() {
__block_number = 1;
__block_user_number = “9”;
_beforeExecuteEnabled = true;

// Fill the list of outbound blocks
int ___outbound_blocks[2] = {3,5};
ArrayCopy(__outbound_blocks, ___outbound_blocks);
}

public: /* Callback & Run */
virtual void _callback_(int value) {
if (value == 1) {
_blocks_[3].run(1);
_blocks_[5].run(1);
}
}

virtual void _beforeExecute_()
{

Symbol = (string)CurrentSymbol();
Period = (ENUM_TIMEFRAMES)CurrentTimeframe();
}
};

// Block 12 (Buy now)
class Block2: public MDL_BuyNow<string,string,string,double,double,double,double,double,MDLIC_value_value,double,double,double,int,double,double,double,double,double,int,int,double,bool,double,double,bool,double,string,bool,double,string,string,bool,double,string,double,double,double,MDLIC_candles_candles,double,MDLIC_value_value,double,MDLIC_value_value,double,string,double,double,double,MDLIC_value_value,double,MDLIC_value_value,double,MDLIC_value_value,double,string,int,int,int,MDLIC_value_time,datetime,ulong,string,color>
{

public: /* Constructor */
Block2() {
__block_number = 2;
__block_user_number = “12”;
_beforeExecuteEnabled = true;

// IC input parameters
dVolumeSize.Value = 0.1;
dlStopLoss.iOHLC = “iLow”;
dlStopLoss.CandleID = 1;
dpStopLoss.Value = 100.0;
ddStopLoss.Value = 0.01;
dpTakeProfit.Value = 100.0;
ddTakeProfit.Value = 0.01;
dExp.ModeTimeShift = 2;
dExp.TimeShiftDays = 1.0;
dExp.TimeSkipWeekdays = true;
}

public: /* Custom methods */
virtual double _dVolumeSize_() {return dVolumeSize._execute_();}
virtual double _dlStopLoss_() {
dlStopLoss.Symbol = CurrentSymbol();
dlStopLoss.Period = CurrentTimeframe();

return dlStopLoss._execute_();
}
virtual double _dpStopLoss_() {return dpStopLoss._execute_();}
virtual double _ddStopLoss_() {return ddStopLoss._execute_();}
virtual double _dlTakeProfit_() {return dlTakeProfit._execute_();}
virtual double _dpTakeProfit_() {return dpTakeProfit._execute_();}
virtual double _ddTakeProfit_() {return ddTakeProfit._execute_();}
virtual datetime _dExp_() {return dExp._execute_();}

public: /* Callback & Run */
virtual void _callback_(int value) {
}

virtual void _beforeExecute_()
{

Symbol = (string)CurrentSymbol();
VolumeSize = (double)c::Lotsize;
StopLossPips = (double)c::StopLoss;
TakeProfitPips = (double)c::TakeProfit;
ArrowColorBuy = (color)clrBlue;
}
};

// Block 14 (Condition)
class Block3: public MDL_Condition<MDLIC_candles_candles,double,string,MDLIC_indicators_iMA,double,int>
{

public: /* Constructor */
Block3() {
__block_number = 3;
__block_user_number = “14”;

// Fill the list of outbound blocks
int ___outbound_blocks[1] = {4};
ArrayCopy(__outbound_blocks, ___outbound_blocks);

// IC input parameters
Lo.CandleID = 1;
Ro.MAperiod = 8;
Ro.MAshift = 8;
// Block input parameters
compare = “x>”;
}

public: /* Custom methods */
virtual double _Lo_() {
Lo.Symbol = CurrentSymbol();
Lo.Period = CurrentTimeframe();

return Lo._execute_();
}
virtual double _Ro_() {
Ro.MAmethod = MODE_EMA;
Ro.AppliedPrice = PRICE_CLOSE;
Ro.Symbol = CurrentSymbol();
Ro.Period = CurrentTimeframe();

return Ro._execute_();
}

public: /* Callback & Run */
virtual void _callback_(int value) {
if (value == 1) {
_blocks_[4].run(3);
}
}
};

// Block 15 (Condition)
class Block4: public MDL_Condition<MDLIC_candles_candles,double,string,MDLIC_indicators_iMA,double,int>
{

public: /* Constructor */
Block4() {
__block_number = 4;
__block_user_number = “15”;

// Fill the list of outbound blocks
int ___outbound_blocks[1] = {2};
ArrayCopy(__outbound_blocks, ___outbound_blocks);

// IC input parameters
Lo.CandleID = 1;
Ro.MAperiod = 8;
Ro.MAshift = 8;
}

public: /* Custom methods */
virtual double _Lo_() {
Lo.Symbol = CurrentSymbol();
Lo.Period = CurrentTimeframe();

return Lo._execute_();
}
virtual double _Ro_() {
Ro.MAmethod = MODE_EMA;
Ro.AppliedPrice = PRICE_CLOSE;
Ro.Symbol = CurrentSymbol();
Ro.Period = CurrentTimeframe();

return Ro._execute_();
}

public: /* Callback & Run */
virtual void _callback_(int value) {
if (value == 1) {
_blocks_[2].run(4);
}
}
};

// Block 17 (Condition)
class Block5: public MDL_Condition<MDLIC_candles_candles,double,string,MDLIC_indicators_iMA,double,int>
{

public: /* Constructor */
Block5() {
__block_number = 5;
__block_user_number = “17”;

// Fill the list of outbound blocks
int ___outbound_blocks[1] = {6};
ArrayCopy(__outbound_blocks, ___outbound_blocks);

// IC input parameters
Lo.CandleID = 1;
Ro.MAperiod = 8;
Ro.MAshift = 8;
// Block input parameters
compare = “x<“;
}

public: /* Custom methods */
virtual double _Lo_() {
Lo.Symbol = CurrentSymbol();
Lo.Period = CurrentTimeframe();

return Lo._execute_();
}
virtual double _Ro_() {
Ro.MAmethod = MODE_EMA;
Ro.AppliedPrice = PRICE_CLOSE;
Ro.Symbol = CurrentSymbol();
Ro.Period = CurrentTimeframe();

return Ro._execute_();
}

public: /* Callback & Run */
virtual void _callback_(int value) {
if (value == 1) {
_blocks_[6].run(5);
}
}
};

// Block 18 (Condition)
class Block6: public MDL_Condition<MDLIC_candles_candles,double,string,MDLIC_indicators_iMA,double,int>
{

public: /* Constructor */
Block6() {
__block_number = 6;
__block_user_number = “18”;

// Fill the list of outbound blocks
int ___outbound_blocks[1] = {7};
ArrayCopy(__outbound_blocks, ___outbound_blocks);

// IC input parameters
Lo.CandleID = 1;
Ro.MAperiod = 8;
Ro.MAshift = 8;
// Block input parameters
compare = “<“;
}

public: /* Custom methods */
virtual double _Lo_() {
Lo.Symbol = CurrentSymbol();
Lo.Period = CurrentTimeframe();

return Lo._execute_();
}
virtual double _Ro_() {
Ro.MAmethod = MODE_EMA;
Ro.AppliedPrice = PRICE_CLOSE;
Ro.Symbol = CurrentSymbol();
Ro.Period = CurrentTimeframe();

return Ro._execute_();
}

public: /* Callback & Run */
virtual void _callback_(int value) {
if (value == 1) {
_blocks_[7].run(6);
}
}
};

// Block 19 (Sell now)
class Block7: public MDL_SellNow<string,string,string,double,double,double,double,double,MDLIC_value_value,double,double,double,int,double,double,double,double,double,int,int,double,bool,double,double,bool,double,string,bool,double,string,string,bool,double,string,double,double,double,MDLIC_value_value,double,MDLIC_value_value,double,MDLIC_value_value,double,string,double,double,double,MDLIC_value_value,double,MDLIC_value_value,double,MDLIC_value_value,double,string,int,int,int,MDLIC_value_time,datetime,ulong,string,color>
{

public: /* Constructor */
Block7() {
__block_number = 7;
__block_user_number = “19”;
_beforeExecuteEnabled = true;

// IC input parameters
dVolumeSize.Value = 0.1;
dpStopLoss.Value = 100.0;
ddStopLoss.Value = 0.01;
dpTakeProfit.Value = 100.0;
ddTakeProfit.Value = 0.01;
dExp.ModeTimeShift = 2;
dExp.TimeShiftDays = 1.0;
dExp.TimeSkipWeekdays = true;
}

public: /* Custom methods */
virtual double _dVolumeSize_() {return dVolumeSize._execute_();}
virtual double _dlStopLoss_() {return dlStopLoss._execute_();}
virtual double _dpStopLoss_() {return dpStopLoss._execute_();}
virtual double _ddStopLoss_() {return ddStopLoss._execute_();}
virtual double _dlTakeProfit_() {return dlTakeProfit._execute_();}
virtual double _dpTakeProfit_() {return dpTakeProfit._execute_();}
virtual double _ddTakeProfit_() {return ddTakeProfit._execute_();}
virtual datetime _dExp_() {return dExp._execute_();}

public: /* Callback & Run */
virtual void _callback_(int value) {
}

virtual void _beforeExecute_()
{

Symbol = (string)CurrentSymbol();
VolumeSize = (double)c::Lotsize;
StopLossPips = (double)c::StopLoss;
TakeProfitPips = (double)c::TakeProfit;
ArrowColorSell = (color)clrRed;
}
};

// Block 20 (Time filter)
class Block8: public MDL_TimeFilter<string,string,string,int,int,double,double,double,int,string,string,int,int,double,double,double,int,int,int,double,double,double,int>
{

public: /* Constructor */
Block8() {
__block_number = 8;
__block_user_number = “20”;
_beforeExecuteEnabled = true;

// Fill the list of outbound blocks
int ___outbound_blocks[1] = {1};
ArrayCopy(__outbound_blocks, ___outbound_blocks);
// Block input parameters
ServerOrLocalTime = “gmt”;
}

public: /* Callback & Run */
virtual void _callback_(int value) {
if (value == 1) {
_blocks_[1].run(8);
}
}

virtual void _beforeExecute_()
{

TimeStart = (string)_externs::inp20_TimeStart;
TimeEnd = (string)_externs::inp20_TimeEnd;
}
};

/************************************************************************************************************************/
// +——————————————————————————————————————+ //
// | Functions | //
// | System and Custom functions used in the program | //
// +——————————————————————————————————————+ //
/************************************************************************************************************************/

double AccountBalanceAtStart()
{
// This function MUST be run once at pogram’s start
static double memory = 0;

if (memory == 0)
{
memory = NormalizeDouble(AccountInfoDouble(ACCOUNT_BALANCE), 2);
}

return memory;
}

double AlignLots(string symbol, double lots, double lowerlots = 0.0, double upperlots = 0.0)
{
double LotStep = SymbolInfoDouble(symbol, SYMBOL_VOLUME_STEP);
double LotSize = SymbolInfoDouble(symbol, SYMBOL_TRADE_CONTRACT_SIZE);
double MinLots = SymbolInfoDouble(symbol, SYMBOL_VOLUME_MIN);
double MaxLots = SymbolInfoDouble(symbol, SYMBOL_VOLUME_MAX);

if (LotStep > MinLots) MinLots = LotStep;

if (lots == EMPTY_VALUE) {lots = 0.0;}

lots = MathRound(lots / LotStep) * LotStep;

if (lots < MinLots) {lots = MinLots;}
if (lots > MaxLots) {lots = MaxLots;}

if (lowerlots > 0.0)
{
lowerlots = MathRound(lowerlots / LotStep) * LotStep;
if (lots < lowerlots) {lots = lowerlots;}
}

if (upperlots > 0.0)
{
upperlots = MathRound(upperlots / LotStep) * LotStep;
if (lots > upperlots) {lots = upperlots;}
}

return lots;
}

double AlignStopLoss(
string symbol,
int type,
double price,
double slo = 0.0, // original sl, used when modifying
double sll = 0.0,
double slp = 0.0,
bool consider_freezelevel = false
)
{
double sl = 0.0;

if (MathAbs(sll) == EMPTY_VALUE) {sll = 0.0;}
if (MathAbs(slp) == EMPTY_VALUE) {slp = 0.0;}

if (sll == 0.0 && slp == 0.0)
{
return 0.0;
}

if (price <= 0.0)
{
Print(__FUNCTION__ + ” error: No price entered”);

return -1;
}

double point = SymbolInfoDouble(symbol, SYMBOL_POINT);
int digits = (int)SymbolInfoInteger(symbol, SYMBOL_DIGITS);
slp = slp * PipValue(symbol) * point;

//– buy-sell identifier ———————————————
int bs = 1;

if (
type == OP_SELL
|| type == OP_SELLSTOP
|| type == OP_SELLLIMIT

)
{
bs = -1;
}

//– prices that will be used —————————————-
double askbid = price;
double bidask = price;

if (type < 2)
{
double ask = SymbolInfoDouble(symbol, SYMBOL_ASK);
double bid = SymbolInfoDouble(symbol, SYMBOL_BID);

askbid = ask;
bidask = bid;

if (bs < 0)
{
askbid = bid;
bidask = ask;
}
}

//– build sl level ————————————————–
if (sll == 0.0 && slp != 0.0) {sll = price;}

if (sll > 0.0) {sl = sll – slp * bs;}

if (sl < 0.0)
{
return -1;
}

sl = NormalizeDouble(sl, digits);
slo = NormalizeDouble(slo, digits);

if (sl == slo)
{
return sl;
}

//– build limit levels ———————————————-
double minstops = (double)SymbolInfoInteger(symbol, SYMBOL_TRADE_STOPS_LEVEL);

if (consider_freezelevel == true)
{
double freezelevel = (double)SymbolInfoInteger(symbol, SYMBOL_TRADE_FREEZE_LEVEL);

if (freezelevel > minstops) {minstops = freezelevel;}
}

minstops = NormalizeDouble(minstops * point,digits);

double sllimit = bidask – minstops * bs; // SL min price level

//– check and align sl, print errors ——————————–
//– do not do it when the stop is the same as the original
if (sl > 0.0 && sl != slo)
{
if ((bs > 0 && sl > askbid) || (bs < 0 && sl < askbid))
{
string abstr = “”;

if (bs > 0) {abstr = “Bid”;} else {abstr = “Ask”;}

Print(
“Error: Invalid SL requested (“,
DoubleToStr(sl, digits),
” for “, abstr, ” price “,
bidask,
“)”
);

return -1;
}
else if ((bs > 0 && sl > sllimit) || (bs < 0 && sl < sllimit))
{
if (USE_VIRTUAL_STOPS)
{
return sl;
}

Print(
“Warning: Too short SL requested (“,
DoubleToStr(sl, digits),
” or “,
DoubleToStr(MathAbs(sl – askbid) / point, 0),
” points), minimum will be taken (“,
DoubleToStr(sllimit, digits),
” or “,
DoubleToStr(MathAbs(askbid – sllimit) / point, 0),
” points)”
);

sl = sllimit;

return sl;
}
}

// align by the ticksize
double ticksize = SymbolInfoDouble(symbol, SYMBOL_TRADE_TICK_SIZE);
sl = MathRound(sl / ticksize) * ticksize;

return sl;
}

double AlignTakeProfit(
string symbol,
int type,
double price,
double tpo = 0.0, // original tp, used when modifying
double tpl = 0.0,
double tpp = 0.0,
bool consider_freezelevel = false
)
{
double tp = 0.0;

if (MathAbs(tpl) == EMPTY_VALUE) {tpl = 0.0;}
if (MathAbs(tpp) == EMPTY_VALUE) {tpp = 0.0;}

if (tpl == 0.0 && tpp == 0.0)
{
return 0.0;
}

if (price <= 0.0)
{
Print(__FUNCTION__ + ” error: No price entered”);

return -1;
}

double point = SymbolInfoDouble(symbol, SYMBOL_POINT);
int digits = (int)SymbolInfoInteger(symbol, SYMBOL_DIGITS);
tpp = tpp * PipValue(symbol) * point;

//– buy-sell identifier ———————————————
int bs = 1;

if (
type == OP_SELL
|| type == OP_SELLSTOP
|| type == OP_SELLLIMIT

)
{
bs = -1;
}

//– prices that will be used —————————————-
double askbid = price;
double bidask = price;

if (type < 2)
{
double ask = SymbolInfoDouble(symbol, SYMBOL_ASK);
double bid = SymbolInfoDouble(symbol, SYMBOL_BID);

askbid = ask;
bidask = bid;

if (bs < 0)
{
askbid = bid;
bidask = ask;
}
}

//– build tp level —————————————————
if (tpl == 0.0 && tpp != 0.0) {tpl = price;}

if (tpl > 0.0) {tp = tpl + tpp * bs;}

if (tp < 0.0)
{
return -1;
}

tp = NormalizeDouble(tp, digits);
tpo = NormalizeDouble(tpo, digits);

if (tp == tpo)
{
return tp;
}

//– build limit levels ———————————————-
double minstops = (double)SymbolInfoInteger(symbol, SYMBOL_TRADE_STOPS_LEVEL);

if (consider_freezelevel == true)
{
double freezelevel = (double)SymbolInfoInteger(symbol, SYMBOL_TRADE_FREEZE_LEVEL);

if (freezelevel > minstops) {minstops = freezelevel;}
}

minstops = NormalizeDouble(minstops * point,digits);

double tplimit = bidask + minstops * bs; // TP min price level

//– check and align tp, print errors ——————————–
//– do not do it when the stop is the same as the original
if (tp > 0.0 && tp != tpo)
{
if ((bs > 0 && tp < bidask) || (bs < 0 && tp > bidask))
{
string abstr = “”;

if (bs > 0) {abstr = “Bid”;} else {abstr = “Ask”;}

Print(
“Error: Invalid TP requested (“,
DoubleToStr(tp, digits),
” for “, abstr, ” price “,
bidask,
“)”
);

return -1;
}
else if ((bs > 0 && tp < tplimit) || (bs < 0 && tp > tplimit))
{
if (USE_VIRTUAL_STOPS)
{
return tp;
}

Print(
“Warning: Too short TP requested (“,
DoubleToStr(tp, digits),
” or “,
DoubleToStr(MathAbs(tp – askbid) / point, 0),
” points), minimum will be taken (“,
DoubleToStr(tplimit, digits),
” or “,
DoubleToStr(MathAbs(askbid – tplimit) / point, 0),
” points)”
);

tp = tplimit;

return tp;
}
}

// align by the ticksize
double ticksize = SymbolInfoDouble(symbol, SYMBOL_TRADE_TICK_SIZE);
tp = MathRound(tp / ticksize) * ticksize;

return tp;
}

template<typename T>
bool ArrayEnsureValue(T &array[], T value)
{
int size = ArraySize(array);

if (size > 0)
{
if (InArray(array, value))
{
// value found -> exit
return false; // no value added
}
}

// value does not exists -> add it
ArrayResize(array, size+1);
array[size] = value;

return true; // value added
}

template<typename T>
int ArraySearch(T &array[], T value)
{
int index = -1;
int size = ArraySize(array);

for (int i = 0; i < size; i++)
{
if (array[i] == value)
{
index = i;
break;
}
}

return index;
}

template<typename T>
bool ArrayStripKey(T &array[], int key)
{
int x = 0;
int size = ArraySize(array);

for (int i=0; i<size; i++)
{
if (i != key)
{
array[x] = array[i];
x++;
}
}

if (x < size)
{
ArrayResize(array, x);

return true; // stripped
}

return false; // not stripped
}

template<typename T>
bool ArrayStripValue(T &array[], T value)
{
int x = 0;
int size = ArraySize(array);

for (int i=0; i<size; i++)
{
if (array[i] != value)
{
array[x] = array[i];
x++;
}
}

if (x < size)
{
ArrayResize(array, x);

return true; // stripped
}

return false; // not stripped
}

double Bet1326(
string group,
string symbol,
int pool,
double initialLots,
bool reverse = false
) {
double info[];
GetBetTradesInfo(info, group, symbol, pool, false);

double lots = info[0];
double profitOrLoss = info[1]; // 0 – unknown, 1 – profit, -1 – loss

//– 1-3-2-6 Logic
double minLot = SymbolInfoDouble(symbol, SYMBOL_VOLUME_MIN);

if (initialLots < minLot)
{
initialLots = minLot;
}

if (lots == 0)
{
lots = initialLots;
}
else
{
if (
(reverse == false && profitOrLoss == 1)
|| (reverse == true && profitOrLoss == -1)
) {
double div = lots / initialLots;

if (div < 1.5) {lots = initialLots * 3;}
else if (div < 2.5) {lots = initialLots * 6;}
else if (div < 3.5) {lots = initialLots * 2;}
else {lots = initialLots;}
}
else
{
lots = initialLots;
}
}

return lots;
}

double BetDalembert(
string group,
string symbol,
int pool,
double initialLots,
double reverse = false
) {
double info[];
GetBetTradesInfo(info, group, symbol, pool, false);

double lots = info[0];
double profitOrLoss = info[1]; // 0 – unknown, 1 – profit, -1 – loss

//– Dalembert Logic
double minLot = SymbolInfoDouble(symbol, SYMBOL_VOLUME_MIN);

if (initialLots < minLot)
{
initialLots = minLot;
}

if (lots == 0)
{
lots = initialLots;
}
else
{
if (
(reverse == 0 && profitOrLoss == 1)
|| (reverse == 1 && profitOrLoss == -1)
) {
lots = lots – initialLots;
if (lots < initialLots) {lots = initialLots;}
}
else
{
lots = lots + initialLots;
}
}

return lots;
}

double BetFibonacci(
string group,
string symbol,
int pool,
double initialLots
) {
double info[];
GetBetTradesInfo(info, group, symbol, pool, false);

double lots = info[0];
double profitOrLoss = info[1]; // 0 – unknown, 1 – profit, -1 – loss

//– Fibonacci Logic
double minLot = SymbolInfoDouble(symbol, SYMBOL_VOLUME_MIN);

if (initialLots < minLot)
{
initialLots = minLot;
}

if (lots == 0)
{
lots = initialLots;
}
else
{
int fibo1 = 1;
int fibo2 = 0;
int fibo3 = 0;
int fibo4 = 0;
double div = lots / initialLots;

if (div <= 0) {div = 1;}

while (true)
{
fibo1 = fibo1 + fibo2;
fibo3 = fibo2;
fibo2 = fibo1 – fibo2;
fibo4 = fibo2 – fibo3;

if (fibo1 > NormalizeDouble(div, 2))
{
break;
}
}

if (profitOrLoss == 1)
{
if (fibo4 <= 0) {fibo4 = 1;}
lots = initialLots * fibo4;
}
else
{
lots = initialLots * fibo1;
}
}

lots = NormalizeDouble(lots, 2);

return lots;
}

double BetLabouchere(
string group,
string symbol,
int pool,
double initialLots,
string listOfNumbers,
double reverse = false
) {
double info[];
GetBetTradesInfo(info, group, symbol, pool, false);

double lots = info[0];
double profitOrLoss = info[1]; // 0 – unknown, 1 – profit, -1 – loss

//– Labouchere Logic
static string memGroup[];
static string memList[];
static long memTicket[];

int startAgain = false;

//- get the list of numbers as it is stored in the memory, or store it
int id = ArraySearch(memGroup, group);

if (id == -1)
{
startAgain = true;

if (listOfNumbers == “”) {listOfNumbers = “1”;}

id = ArraySize(memGroup);

ArrayResize(memGroup, id+1, id+1);
ArrayResize(memList, id+1, id+1);
ArrayResize(memTicket, id+1, id+1);

memGroup[id] = group;
memList[id] = listOfNumbers;
}

if (memTicket[id] == (long)OrderTicket())
{
// the last known ticket (memTicket[id]) should be different than OderTicket() normally
// when failed to create a new trade – the last ticket remains the same
// so we need to reset
memList[id] = listOfNumbers;
}

memTicket[id] = (long)OrderTicket();

//- now turn the string into integer array
int list[];
string listS[];

StringExplode(“,”, memList[id], listS);
ArrayResize(list, ArraySize(listS));

for (int s = 0; s < ArraySize(listS); s++)
{
list[s] = (int)StringToInteger(StringTrim(listS[s]));
}

//–
int size = ArraySize(list);

double minLot = SymbolInfoDouble(symbol, SYMBOL_VOLUME_MIN);

if (initialLots < minLot)
{
initialLots = minLot;
}

if (lots == 0)
{
startAgain = true;
}

if (startAgain == true)
{
if (size == 1)
{
lots = initialLots * list[0];
}
else {
lots = initialLots * (list[0] + list[size-1]);
}
}
else
{
if (
(reverse == 0 && profitOrLoss == 1)
|| (reverse == 1 && profitOrLoss == -1)
) {
if (size == 1)
{
lots = initialLots * list[0];
ArrayResize(list, 0);
}
else if (size == 2)
{
lots = initialLots * (list[0] + list[1]);
ArrayResize(list, 0);
}
else if (size > 2)
{
lots = initialLots * (list[0] + list[size-1]);

// Cancel the first and the last number in the list
// shift array 1 step left
for(int pos = 0; pos < size-1; pos++)
{
list[pos] = list[pos+1];
}

// remove last 2 elements
ArrayResize(list, ArraySize(list) – 2);
}

if (lots < initialLots) {lots = initialLots;}
}
else
{
if (size > 1)
{
ArrayResize(list, size+1);

list[size] = list[0] + list[size-1];
lots = initialLots * (list[0] + list[size]);
}
else {
lots = initialLots * list[0];
}

if (lots < initialLots) {lots = initialLots;}
}
}

Print(“Labouchere (for group ”
+ (string)id
+ “) current list of numbers:”
+ StringImplode(“,”, list)
);

size=ArraySize(list);

if (size == 0)
{
ArrayStripKey(memGroup, id);
ArrayStripKey(memList, id);
ArrayStripKey(memTicket, id);
}
else {
memList[id] = StringImplode(“,”, list);
}

return lots;
}

double BetMartingale(
string group,
string symbol,
int pool,
double initialLots,
double multiplyOnLoss,
double multiplyOnProfit,
double addOnLoss,
double addOnProfit,
int resetOnLoss,
int resetOnProfit
) {
double info[];
GetBetTradesInfo(info, group, symbol, pool, true);

double lots = info[0];
double profitOrLoss = info[1]; // 0 – unknown, 1 – profit, -1 – loss
double consecutive = info[2];

//– Martingale Logic
if (lots == 0)
{
lots = initialLots;
}
else
{
if (profitOrLoss == 1)
{
if (resetOnProfit > 0 && consecutive >= resetOnProfit)
{
lots = initialLots;
}
else
{
if (multiplyOnProfit <= 0)
{
multiplyOnProfit = 1;
}

lots = (lots * multiplyOnProfit) + addOnProfit;
}
}
else
{
if (resetOnLoss > 0 && consecutive >= resetOnLoss)
{
lots = initialLots;
}
else
{
if (multiplyOnLoss <= 0)
{
multiplyOnLoss = 1;
}

lots = (lots * multiplyOnLoss) + addOnLoss;
}
}
}

return lots;
}

double BetSequence(
string group,
string symbol,
int pool,
double initialLots,
string sequenceOnLoss,
string sequenceOnProfit,
bool reverse = false
) {
double info[];
GetBetTradesInfo(info, group, symbol, pool, false);

double lots = info[0];
double profitOrLoss = info[1]; // 0 – unknown, 1 – profit, -1 – loss

//– Sequence stuff
static string memGroup[];
static string memLossList[];
static string memProfitList[];
static long memTicket[];

//- get the list of numbers as it is stored in the memory, or store it
int id = ArraySearch(memGroup, group);

if (id == -1)
{
if (sequenceOnLoss == “”) {sequenceOnLoss = “1”;}

if (sequenceOnProfit == “”) {sequenceOnProfit = “1”;}

id = ArraySize(memGroup);

ArrayResize(memGroup, id+1, id+1);
ArrayResize(memLossList, id+1, id+1);
ArrayResize(memProfitList, id+1, id+1);
ArrayResize(memTicket, id+1, id+1);

memGroup[id] = group;
memLossList[id] = sequenceOnLoss;
memProfitList[id] = sequenceOnProfit;
}

bool lossReset = false;
bool profitReset = false;

if (profitOrLoss == -1 && memLossList[id] == “”)
{
lossReset = true;
memProfitList[id] = “”;
}

if (profitOrLoss == 1 && memProfitList[id] == “”)
{
profitReset = true;
memLossList[id] = “”;
}

if (profitOrLoss == 1 || memLossList[id] == “”)
{
memLossList[id] = sequenceOnLoss;

if (lossReset) {
memLossList[id] = “1,” + memLossList[id];
}
}

if (profitOrLoss == -1 || memProfitList[id] == “”)
{
memProfitList[id] = sequenceOnProfit;

if (profitReset) {
memProfitList[id] = “1,” + memProfitList[id];
}
}

if (memTicket[id] == (long)OrderTicket())
{
// Normally the last known ticket (memTicket[id]) should be different than OderTicket()
// when failed to create a new trade, the last ticket remains the same
// so we need to reset
memLossList[id] = sequenceOnLoss;
memProfitList[id] = sequenceOnProfit;
}

memTicket[id] = (long)OrderTicket();

//- now turn the string into integer array
int s = 0;
double listLoss[];
double listProfit[];
string listS[];

StringExplode(“,”, memLossList[id], listS);
ArrayResize(listLoss, ArraySize(listS), ArraySize(listS));

for (s = 0; s < ArraySize(listS); s++)
{
listLoss[s] = (double)StringToDouble(StringTrim(listS[s]));
}

StringExplode(“,”, memProfitList[id], listS);
ArrayResize(listProfit, ArraySize(listS), ArraySize(listS));

for (s = 0; s < ArraySize(listS); s++)
{
listProfit[s] = (double)StringToDouble(StringTrim(listS[s]));
}

//–
double minLot = SymbolInfoDouble(symbol, SYMBOL_VOLUME_MIN);

if (initialLots < minLot)
{
initialLots = minLot;
}

if (lots == 0)
{
lots = initialLots;
}
else
{
if (
(reverse == false && profitOrLoss ==1)
|| (reverse == true && profitOrLoss == -1)
) {
lots = initialLots * listProfit[0];

// shift array 1 step left
int size = ArraySize(listProfit);

for(int pos = 0; pos < size-1; pos++)
{
listProfit[pos] = listProfit[pos+1];
}

if (size > 0)
{
ArrayResize(listProfit, size-1, size-1);
memProfitList[id] = StringImplode(“,”, listProfit);
}
}
else
{
lots = initialLots * listLoss[0];

// shift array 1 step left
int size = ArraySize(listLoss);

for(int pos = 0; pos < size-1; pos++)
{
listLoss[pos] = listLoss[pos+1];
}

if (size > 0)
{
ArrayResize(listLoss, size-1, size-1);
memLossList[id] = StringImplode(“,”, listLoss);
}
}
}

return lots;
}

int BuyNow(
string symbol,
double lots,
double sll,
double tpl,
double slp,
double tpp,
double slippage = 0,
int magic = 0,
string comment = “”,
color arrowcolor = clrNONE,
datetime expiration = 0
)
{
return OrderCreate(
symbol,
OP_BUY,
lots,
0,
sll,
tpl,
slp,
tpp,
slippage,
magic,
comment,
arrowcolor,
expiration
);
}

int CheckForTradingError(int error_code=-1, string msg_prefix=””)
{
// return 0 -> no error
// return 1 -> overcomable error
// return 2 -> fatal error

if (error_code<0) {
error_code=GetLastError();
}

int retval=0;
static int tryouts=0;

//– error check —————————————————–
switch(error_code)
{
//– no error
case 0:
retval=0;
break;
//– overcomable errors
case 1: // No error returned
RefreshRates();
retval=1;
break;
case 4: //ERR_SERVER_BUSY
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
Sleep(1000);
RefreshRates();
retval=1;
break;
case 6: //ERR_NO_CONNECTION
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
while(!IsConnected()) {Sleep(100);}
while(IsTradeContextBusy()) {Sleep(50);}
RefreshRates();
retval=1;
break;
case 128: //ERR_TRADE_TIMEOUT
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
RefreshRates();
retval=1;
break;
case 129: //ERR_INVALID_PRICE
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
if (!IsTesting()) {while(RefreshRates()==false) {Sleep(1);}}
retval=1;
break;
case 130: //ERR_INVALID_STOPS
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Waiting for a new tick to retry..”));}
if (!IsTesting()) {while(RefreshRates()==false) {Sleep(1);}}
retval=1;
break;
case 135: //ERR_PRICE_CHANGED
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Waiting for a new tick to retry..”));}
if (!IsTesting()) {while(RefreshRates()==false) {Sleep(1);}}
retval=1;
break;
case 136: //ERR_OFF_QUOTES
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Waiting for a new tick to retry..”));}
if (!IsTesting()) {while(RefreshRates()==false) {Sleep(1);}}
retval=1;
break;
case 137: //ERR_BROKER_BUSY
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
Sleep(1000);
retval=1;
break;
case 138: //ERR_REQUOTE
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Waiting for a new tick to retry..”));}
if (!IsTesting()) {while(RefreshRates()==false) {Sleep(1);}}
retval=1;
break;
case 142: //This code should be processed in the same way as error 128.
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
RefreshRates();
retval=1;
break;
case 143: //This code should be processed in the same way as error 128.
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
RefreshRates();
retval=1;
break;
/*case 145: //ERR_TRADE_MODIFY_DENIED
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Waiting for a new tick to retry..”));}
while(RefreshRates()==false) {Sleep(1);}
return(1);
*/
case 146: //ERR_TRADE_CONTEXT_BUSY
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code),”. Retrying..”));}
while(IsTradeContextBusy()) {Sleep(50);}
RefreshRates();
retval=1;
break;
//– critical errors
default:
if (msg_prefix!=””) {Print(StringConcatenate(msg_prefix,”: “,ErrorMessage(error_code)));}
retval=2;
break;
}

if (retval==0) {tryouts=0;}
else if (retval==1) {
tryouts++;
if (tryouts>=10) {
tryouts=0;
retval=2;
} else {
Print(“retry #”+(string)tryouts+” of 10″);
}
}

return(retval);
}

bool CloseTrade(ulong ticket, ulong slippage = 0, color arrowcolor = CLR_NONE)
{
bool success = false;
bool exists = false;

for (int i = 0; i < OrdersTotal(); i++)
{
if (!OrderSelect(i, SELECT_BY_POS, MODE_TRADES)) continue;

if (OrderTicket() == ticket)
{
exists = true;
break;
}
}

if (exists == false)
{
return false;
}

while (true)
{
//– wait if needed ———————————————–
WaitTradeContextIfBusy();

//– close ——————————————————–
success = OrderClose((int)ticket, OrderLots(), OrderClosePrice(), (int)(slippage * PipValue(OrderSymbol())), arrowcolor);

if (success == true)
{
if (USE_VIRTUAL_STOPS) {
VirtualStopsDriver(“clear”, ticket);
}

expirationWorker.RemoveExpiration(ticket);

OnTrade();

return true;
}

//– errors ——————————————————-
int erraction = CheckForTradingError(GetLastError(), “Closing trade #” + (string)ticket + ” error”);

switch(erraction)
{
case 0: break; // no error
case 1: continue; // overcomable error
case 2: break; // fatal error
}

break;
}

return false;
}

template<typename DT1, typename DT2>
bool CompareValues(string sign, DT1 v1, DT2 v2)
{
if (sign == “>”) return(v1 > v2);
else if (sign == “<“) return(v1 < v2);
else if (sign == “>=”) return(v1 >= v2);
else if (sign == “<=”) return(v1 <= v2);
else if (sign == “==”) return(v1 == v2);
else if (sign == “!=”) return(v1 != v2);
else if (sign == “x>”) return(v1 > v2);
else if (sign == “x<“) return(v1 < v2);

return false;
}

string CurrentSymbol(string symbol = “”)
{
static string memory = “”;

// Set
if (symbol != “”)
{
memory = symbol;
}
// Get
else if (memory == “”)
{
memory = Symbol();
}

return memory;
}

ENUM_TIMEFRAMES CurrentTimeframe(ENUM_TIMEFRAMES timeframe = -1)
{
static ENUM_TIMEFRAMES memory = 0;

if (timeframe >= 0) {memory = timeframe;}

return memory;
}

double CustomPoint(string symbol)
{
static string symbols[];
static double points[];
static string last_symbol = “-“;
static double last_point = 0;
static int last_i = 0;
static int size = 0;

//– variant A) use the cache for the last used symbol
if (symbol == last_symbol)
{
return last_point;
}

//– variant B) search in the array cache
int i = last_i;
int start_i = i;
bool found = false;

if (size > 0)
{
while (true)
{
if (symbols[i] == symbol)
{
last_symbol = symbol;
last_point = points[i];
last_i = i;

return last_point;
}

i++;

if (i >= size)
{
i = 0;
}
if (i == start_i) {break;}
}
}

//– variant C) add this symbol to the cache
i = size;
size = size + 1;

ArrayResize(symbols, size);
ArrayResize(points, size);

symbols[i] = symbol;
points[i] = 0;
last_symbol = symbol;
last_i = i;

//– unserialize rules from FXD_POINT_FORMAT_RULES
string rules[];
StringExplode(“,”, POINT_FORMAT_RULES, rules);

int rules_count = ArraySize(rules);

if (rules_count > 0)
{
string rule[];

for (int r = 0; r < rules_count; r++)
{
StringExplode(“=”, rules[r], rule);

//– a single rule must contain 2 parts, [0] from and [1] to
if (ArraySize(rule) != 2) {continue;}

double from = StringToDouble(rule[0]);
double to = StringToDouble(rule[1]);

//– “to” must be a positive number, different than 0
if (to <= 0) {continue;}

//– “from” can be a number or a string
// a) string
if (from == 0 && StringLen(rule[0]) > 0)
{
string s_from = rule[0];
int pos = StringFind(s_from, “?”);

if (pos < 0) // ? not found
{
if (StringFind(symbol, s_from) == 0) {points[i] = to;}
}
else if (pos == 0) // ? is the first symbol => match the second symbol
{
if (StringFind(symbol, StringSubstr(s_from, 1), 3) == 3)
{
points[i] = to;
}
}
else if (pos > 0) // ? is the second symbol => match the first symbol
{
if (StringFind(symbol, StringSubstr(s_from, 0, pos)) == 0)
{
points[i] = to;
}
}
}

// b) number
if (from == 0) {continue;}

if (SymbolInfoDouble(symbol, SYMBOL_POINT) == from)
{
points[i] = to;
}
}
}

if (points[i] == 0)
{
points[i] = SymbolInfoDouble(symbol, SYMBOL_POINT);
}

last_point = points[i];

return last_point;
}

bool DeleteOrder(int ticket, color arrowcolor=clrNONE)
{
bool success=false;
if (!OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES)) {return(false);}

while(true)
{
//– wait if needed ———————————————–
WaitTradeContextIfBusy();
//– delete ——————————————————-
success=OrderDelete(ticket,arrowcolor);
if (success==true) {
if (USE_VIRTUAL_STOPS) {
VirtualStopsDriver(“clear”,ticket);
}
OnTrade();
return(true);
}
//– error check ————————————————–
int erraction=CheckForTradingError(GetLastError(), “Deleting order #”+(string)ticket+” error”);
switch(erraction)
{
case 0: break; // no error
case 1: continue; // overcomable error
case 2: break; // fatal error
}
break;
}
return(false);
}

void DrawSpreadInfo()
{
static bool allow_draw = true;
if (allow_draw==false) {return;}
if (MQLInfoInteger(MQL_TESTER) && !MQLInfoInteger(MQL_VISUAL_MODE)) {allow_draw=false;} // Allowed to draw only once in testing mode

static bool passed = false;
static double max_spread = 0;
static double min_spread = EMPTY_VALUE;
static double avg_spread = 0;
static double avg_add = 0;
static double avg_cnt = 0;

double custom_point = CustomPoint(Symbol());
double current_spread = 0;
if (custom_point > 0) {
current_spread = (SymbolInfoDouble(Symbol(),SYMBOL_ASK)-SymbolInfoDouble(Symbol(),SYMBOL_BID))/custom_point;
}
if (current_spread > max_spread) {max_spread = current_spread;}
if (current_spread < min_spread) {min_spread = current_spread;}

avg_cnt++;
avg_add = avg_add + current_spread;
avg_spread = avg_add / avg_cnt;

int x=0; int y=0;
string name;

// create objects
if (passed == false)
{
passed=true;

name=”fxd_spread_current_label”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+1);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+1);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 18);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrDarkOrange);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “Spread:”);
}
name=”fxd_spread_max_label”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+148);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+17);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 7);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrOrangeRed);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “max:”);
}
name=”fxd_spread_avg_label”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+148);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+9);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 7);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrDarkOrange);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “avg:”);
}
name=”fxd_spread_min_label”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+148);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+1);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 7);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrGold);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “min:”);
}
name=”fxd_spread_current”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+93);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+1);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 18);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrDarkOrange);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “0”);
}
name=”fxd_spread_max”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+173);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+17);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 7);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrOrangeRed);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “0”);
}
name=”fxd_spread_avg”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+173);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+9);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 7);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrDarkOrange);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “0”);
}
name=”fxd_spread_min”;
if (ObjectFind(0, name)==-1) {
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, x+173);
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, y+1);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0, name, OBJPROP_FONTSIZE, 7);
ObjectSetInteger(0, name, OBJPROP_COLOR, clrGold);
ObjectSetString(0, name, OBJPROP_FONT, “Arial”);
ObjectSetString(0, name, OBJPROP_TEXT, “0”);
}
}

ObjectSetString(0, “fxd_spread_current”, OBJPROP_TEXT, DoubleToStr(current_spread,2));
ObjectSetString(0, “fxd_spread_max”, OBJPROP_TEXT, DoubleToStr(max_spread,2));
ObjectSetString(0, “fxd_spread_avg”, OBJPROP_TEXT, DoubleToStr(avg_spread,2));
ObjectSetString(0, “fxd_spread_min”, OBJPROP_TEXT, DoubleToStr(min_spread,2));
}

string DrawStatus(string text=””)
{
static string memory;
if (text==””) {
return(memory);
}

static bool passed = false;
int x=210; int y=0;
string name;

//– draw the objects once
if (passed == false)
{
passed = true;
name=”fxd_status_title”;
ObjectCreate(0,name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0,name, OBJPROP_BACK, false);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0,name, OBJPROP_XDISTANCE, x);
ObjectSetInteger(0,name, OBJPROP_YDISTANCE, y+17);
ObjectSetString(0,name, OBJPROP_TEXT, “Status”);
ObjectSetString(0,name, OBJPROP_FONT, “Arial”);
ObjectSetInteger(0,name, OBJPROP_FONTSIZE, 7);
ObjectSetInteger(0,name, OBJPROP_COLOR, clrGray);

name=”fxd_status_text”;
ObjectCreate(0,name, OBJ_LABEL, 0, 0, 0);
ObjectSetInteger(0,name, OBJPROP_BACK, false);
ObjectSetInteger(0, name, OBJPROP_CORNER, CORNER_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_LEFT_LOWER);
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
ObjectSetInteger(0,name, OBJPROP_XDISTANCE, x+2);
ObjectSetInteger(0,name, OBJPROP_YDISTANCE, y+1);
ObjectSetString(0,name, OBJPROP_FONT, “Arial”);
ObjectSetInteger(0,name, OBJPROP_FONTSIZE, 12);
ObjectSetInteger(0,name, OBJPROP_COLOR, clrAqua);
}

//– update the text when needed
if (text != memory) {
memory=text;
ObjectSetString(0,”fxd_status_text”, OBJPROP_TEXT, text);
}

return(text);
}

double DynamicLots(string symbol, string mode=”balance”, double value=0, double sl=0, string align=”align”, double RJFR_initial_lots=0)
{
double size=0;
double LotStep=MarketInfo(symbol,MODE_LOTSTEP);
double LotSize=MarketInfo(symbol,MODE_LOTSIZE);
double MinLots=MarketInfo(symbol,MODE_MINLOT);
double MaxLots=MarketInfo(symbol,MODE_MAXLOT);
double TickValue=MarketInfo(symbol,MODE_TICKVALUE);
double point=MarketInfo(symbol,MODE_POINT);
double ticksize=MarketInfo(symbol,MODE_TICKSIZE);
double margin_required=MarketInfo(symbol,MODE_MARGINREQUIRED);

if (mode==”fixed” || mode==”lots”) {size=value;}
else if (mode==”block-equity”) {size=(value/100)*AccountEquity()/margin_required;}
else if (mode==”block-balance”) {size=(value/100)*AccountBalance()/margin_required;}
else if (mode==”block-freemargin”) {size=(value/100)*AccountFreeMargin()/margin_required;}
else if (mode==”equity”) {size=(value/100)*AccountEquity()/(LotSize*TickValue);}
else if (mode==”balance”) {size=(value/100)*AccountBalance()/(LotSize*TickValue);}
else if (mode==”freemargin”) {size=(value/100)*AccountFreeMargin()/(LotSize*TickValue);}
else if (mode==”equityRisk”) {size=((value/100)*AccountEquity())/(sl*((TickValue/ticksize)*point)*PipValue(symbol));}
else if (mode==”balanceRisk”) {size=((value/100)*AccountBalance())/(sl*((TickValue/ticksize)*point)*PipValue(symbol));}
else if (mode==”freemarginRisk”) {size=((value/100)*AccountFreeMargin())/(sl*((TickValue/ticksize)*point)*PipValue(symbol));}
else if (mode==”fixedRisk”) {size=(value)/(sl*((TickValue/ticksize)*point)*PipValue(symbol));}
else if (mode==”fixedRatio” || mode==”RJFR”) {

/////
// Ryan Jones Fixed Ratio MM static data
static double RJFR_start_lots=0;
static double RJFR_delta=0;
static double RJFR_units=1;
static double RJFR_target_lower=0;
static double RJFR_target_upper=0;
/////

if (RJFR_start_lots<=0) {RJFR_start_lots=value;}
if (RJFR_start_lots<MinLots) {RJFR_start_lots=MinLots;}
if (RJFR_delta<=0) {RJFR_delta=sl;}
if (RJFR_target_upper<=0) {
RJFR_target_upper=AccountEquity()+(RJFR_units*RJFR_delta);
Print(“Fixed Ratio MM: Units=>”,RJFR_units,”; Delta=”,RJFR_delta,”; Upper Target Equity=>”,RJFR_target_upper);
}
if (AccountEquity()>=RJFR_target_upper)
{
while(true) {
Print(“Fixed Ratio MM going up to “,(RJFR_start_lots*(RJFR_units+1)),” lots: Equity is above Upper Target Equity (“,AccountEquity(),”>=”,RJFR_target_upper,”)”);
RJFR_units++;
RJFR_target_lower=RJFR_target_upper;
RJFR_target_upper=RJFR_target_upper+(RJFR_units*RJFR_delta);
Print(“Fixed Ratio MM: Units=>”,RJFR_units,”; Delta=”,RJFR_delta,”; Lower Target Equity=>”,RJFR_target_lower,”; Upper Target Equity=>”,RJFR_target_upper);
if (AccountEquity()<RJFR_target_upper) {break;}
}
}
else if (AccountEquity()<=RJFR_target_lower)
{
while(true) {
if (AccountEquity()>RJFR_target_lower) {break;}
if (RJFR_units>1) {
Print(“Fixed Ratio MM going down to “,(RJFR_start_lots*(RJFR_units-1)),” lots: Equity is below Lower Target Equity | “, AccountEquity(),” <= “,RJFR_target_lower,”)”);
RJFR_target_upper=RJFR_target_lower;
RJFR_target_lower=RJFR_target_lower-((RJFR_units-1)*RJFR_delta);
RJFR_units–;
Print(“Fixed Ratio MM: Units=>”,RJFR_units,”; Delta=”,RJFR_delta,”; Lower Target Equity=>”,RJFR_target_lower,”; Upper Target Equity=>”,RJFR_target_upper);
} else {break;}
}
}
size=RJFR_start_lots*RJFR_units;
}

if (size==EMPTY_VALUE) {size=0;}

size=MathRound(size/LotStep)*LotStep;

static bool alert_min_lots=false;
if (size<MinLots && alert_min_lots==false) {
alert_min_lots=true;
Alert(“You want to trade “,size,” lot, but your broker’s minimum is “,MinLots,” lot. The trade/order will continue with “,MinLots,” lot instead of “,size,” lot. The same rule will be applied for next trades/orders with desired lot size lower than the minimum. You will not see this message again until you restart the program.”);
}

if (align==”align”) {
if (size<MinLots) {size=MinLots;}
if (size>MaxLots) {size=MaxLots;}
}

return (size);
}

string ErrorMessage(int error_code=-1)
{
string e = “”;

if (error_code < 0) {error_code = GetLastError();}

switch(error_code)
{
//– codes returned from trade server
case 0: return(“”);
case 1: e = “No error returned”; break;
case 2: e = “Common error”; break;
case 3: e = “Invalid trade parameters”; break;
case 4: e = “Trade server is busy”; break;
case 5: e = “Old version of the client terminal”; break;
case 6: e = “No connection with trade server”; break;
case 7: e = “Not enough rights”; break;
case 8: e = “Too frequent requests”; break;
case 9: e = “Malfunctional trade operation (never returned error)”; break;
case 64: e = “Account disabled”; break;
case 65: e = “Invalid account”; break;
case 128: e = “Trade timeout”; break;
case 129: e = “Invalid price”; break;
case 130: e = “Invalid Sl or TP”; break;
case 131: e = “Invalid trade volume”; break;
case 132: e = “Market is closed”; break;
case 133: e = “Trade is disabled”; break;
case 134: e = “Not enough money”; break;
case 135: e = “Price changed”; break;
case 136: e = “Off quotes”; break;
case 137: e = “Broker is busy (never returned error)”; break;
case 138: e = “Requote”; break;
case 139: e = “Order is locked”; break;
case 140: e = “Only long trades allowed”; break;
case 141: e = “Too many requests”; break;
case 145: e = “Modification denied because order too close to market”; break;
case 146: e = “Trade context is busy”; break;
case 147: e = “Expirations are denied by broker”; break;
case 148: e = “Amount of open and pending orders has reached the limit”; break;
case 149: e = “Hedging is prohibited”; break;
case 150: e = “Prohibited by FIFO rules”; break;

//– mql4 errors
case 4000: e = “No error”; break;
case 4001: e = “Wrong function pointer”; break;
case 4002: e = “Array index is out of range”; break;
case 4003: e = “No memory for function call stack”; break;
case 4004: e = “Recursive stack overflow”; break;
case 4005: e = “Not enough stack for parameter”; break;
case 4006: e = “No memory for parameter string”; break;
case 4007: e = “No memory for temp string”; break;
case 4008: e = “Not initialized string”; break;
case 4009: e = “Not initialized string in array”; break;
case 4010: e = “No memory for array string”; break;
case 4011: e = “Too long string”; break;
case 4012: e = “Remainder from zero divide”; break;
case 4013: e = “Zero divide”; break;
case 4014: e = “Unknown command”; break;
case 4015: e = “Wrong jump”; break;
case 4016: e = “Not initialized array”; break;
case 4017: e = “dll calls are not allowed”; break;
case 4018: e = “Cannot load library”; break;
case 4019: e = “Cannot call function”; break;
case 4020: e = “Expert function calls are not allowed”; break;
case 4021: e = “Not enough memory for temp string returned from function”; break;
case 4022: e = “System is busy”; break;
case 4050: e = “Invalid function parameters count”; break;
case 4051: e = “Invalid function parameter value”; break;
case 4052: e = “String function internal error”; break;
case 4053: e = “Some array error”; break;
case 4054: e = “Incorrect series array using”; break;
case 4055: e = “Custom indicator error”; break;
case 4056: e = “Arrays are incompatible”; break;
case 4057: e = “Global variables processing error”; break;
case 4058: e = “Global variable not found”; break;
case 4059: e = “Function is not allowed in testing mode”; break;
case 4060: e = “Function is not confirmed”; break;
case 4061: e = “Send mail error”; break;
case 4062: e = “String parameter expected”; break;
case 4063: e = “Integer parameter expected”; break;
case 4064: e = “Double parameter expected”; break;
case 4065: e = “Array as parameter expected”; break;
case 4066: e = “Requested history data in update state”; break;
case 4099: e = “End of file”; break;
case 4100: e = “Some file error”; break;
case 4101: e = “Wrong file name”; break;
case 4102: e = “Too many opened files”; break;
case 4103: e = “Cannot open file”; break;
case 4104: e = “Incompatible access to a file”; break;
case 4105: e = “No order selected”; break;
case 4106: e = “Unknown symbol”; break;
case 4107: e = “Invalid price parameter for trade function”; break;
case 4108: e = “Invalid ticket”; break;
case 4109: e = “Trade is not allowed in the expert properties”; break;
case 4110: e = “Longs are not allowed in the expert properties”; break;
case 4111: e = “Shorts are not allowed in the expert properties”; break;

//– objects errors
case 4200: e = “Object is already exist”; break;
case 4201: e = “Unknown object property”; break;
case 4202: e = “Object is not exist”; break;
case 4203: e = “Unknown object type”; break;
case 4204: e = “No object name”; break;
case 4205: e = “Object coordinates error”; break;
case 4206: e = “No specified subwindow”; break;
case 4207: e = “Graphical object error”; break;
case 4210: e = “Unknown chart property”; break;
case 4211: e = “Chart not found”; break;
case 4212: e = “Chart subwindow not found”; break;
case 4213: e = “Chart indicator not found”; break;
case 4220: e = “Symbol select error”; break;
case 4250: e = “Notification error”; break;
case 4251: e = “Notification parameter error”; break;
case 4252: e = “Notifications disabled”; break;
case 4253: e = “Notification send too frequent”; break;

//– ftp errors
case 4260: e = “FTP server is not specified”; break;
case 4261: e = “FTP login is not specified”; break;
case 4262: e = “FTP connection failed”; break;
case 4263: e = “FTP connection closed”; break;
case 4264: e = “FTP path not found on server”; break;
case 4265: e = “File not found in the MQL4\\Files directory to send on FTP server”; break;
case 4266: e = “Common error during FTP data transmission”; break;

//– filesystem errors
case 5001: e = “Too many opened files”; break;
case 5002: e = “Wrong file name”; break;
case 5003: e = “Too long file name”; break;
case 5004: e = “Cannot open file”; break;
case 5005: e = “Text file buffer allocation error”; break;
case 5006: e = “Cannot delete file”; break;
case 5007: e = “Invalid file handle (file closed or was not opened)”; break;
case 5008: e = “Wrong file handle (handle index is out of handle table)”; break;
case 5009: e = “File must be opened with FILE_WRITE flag”; break;
case 5010: e = “File must be opened with FILE_READ flag”; break;
case 5011: e = “File must be opened with FILE_BIN flag”; break;
case 5012: e = “File must be opened with FILE_TXT flag”; break;
case 5013: e = “File must be opened with FILE_TXT or FILE_CSV flag”; break;
case 5014: e = “File must be opened with FILE_CSV flag”; break;
case 5015: e = “File read error”; break;
case 5016: e = “File write error”; break;
case 5017: e = “String size must be specified for binary file”; break;
case 5018: e = “Incompatible file (for string arrays-TXT, for others-BIN)”; break;
case 5019: e = “File is directory, not file”; break;
case 5020: e = “File does not exist”; break;
case 5021: e = “File cannot be rewritten”; break;
case 5022: e = “Wrong directory name”; break;
case 5023: e = “Directory does not exist”; break;
case 5024: e = “Specified file is not directory”; break;
case 5025: e = “Cannot delete directory”; break;
case 5026: e = “Cannot clean directory”; break;

//– other errors
case 5027: e = “Array resize error”; break;
case 5028: e = “String resize error”; break;
case 5029: e = “Structure contains strings or dynamic arrays”; break;

//– http request
case 5200: e = “Invalid URL”; break;
case 5201: e = “Failed to connect to specified URL”; break;
case 5202: e = “Timeout exceeded”; break;
case 5203: e = “HTTP request failed”; break;

default: e = “Unknown error”;
}

e = StringConcatenate(e, ” (“, error_code, “)”);

return e;
}

datetime ExpirationTime(string mode=”GTC”,int days=0, int hours=0, int minutes=0, datetime custom=0)
{
datetime now = TimeCurrent();
datetime expiration = now;

if (mode == “GTC” || mode == “”) {expiration = 0;}
else if (mode == “today”) {expiration = (datetime)(MathFloor((now + 86400.0) / 86400.0) * 86400.0);}
else if (mode == “specified”)
{
expiration = 0;

if ((days + hours + minutes) > 0)
{
expiration = now + (86400 * days) + (3600 * hours) + (60 * minutes);
}
}
else
{
if (custom <= now)
{
if (custom < 31557600)
{
custom = now + custom;
}
else
{
custom = 0;
}
}

expiration = custom;
}

return expiration;
}

class ExpirationWorker
{
private:
struct CachedItems
{
long ticket;
datetime expiration;
};

CachedItems cachedItems[];
long chartID;
string chartObjectPrefix;
string chartObjectSuffix;

template<typename T>
void ArrayClone(T &dest[], T &src[])
{
int size = ArraySize(src);
ArrayResize(dest, size);

for (int i = 0; i < size; i++)
{
dest[i] = src[i];
}
}

void InitialDiscovery()
{
ArrayResize(cachedItems, 0);

int total = OrdersTotal();

for (int index = 0; index <= total; index++)
{
long ticket = GetTicketByIndex(index);

if (ticket == 0) continue;

datetime expiration = GetExpirationFromObject(ticket);

if (expiration > 0)
{
SetExpirationInCache(ticket, expiration);
}
}
}

long GetTicketByIndex(int index)
{
long ticket = 0;

if (OrderSelect(index, SELECT_BY_POS, MODE_TRADES))
{
if (OrderType() <= OP_SELL) ticket = (long)OrderTicket();
}

return ticket;
}

datetime GetExpirationFromObject(long ticket)
{
datetime expiration = (datetime)0;

string objectName = chartObjectPrefix + IntegerToString(ticket) + chartObjectSuffix;

if (ObjectFind(chartID, objectName) == chartID)
{
expiration = (datetime)ObjectGetInteger(chartID, objectName, OBJPROP_TIME);
}

return expiration;
}

bool RemoveExpirationObject(long ticket)
{
bool success = false;