Initial commit: MQL5 Scripts Collection (MetaTrader 5)

KOB Requisites Script - script for MetaTrader 5/README.md

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+# 🚀 Unlock the Power of Trading!
+
+Welcome to this open-source trading project. Here you will find powerful tools to enhance your trading journey. If you find this project useful, please consider starring ⭐, sharing, or donating to support further development!
+
+---
+
+**Support the project:**
+- Star this repository on GitHub
+- Share it with your trading friends
+- [Donate here](https://www.paypal.com/donate/?hosted_button_id=YOUR_BUTTON_ID) to help us grow!
+
+---
+![Screenshot](script.png)
+
+## Source Files
+- `kobrequisites.mq5`
+
+---
+> Made with ❤️ for the trading community.

KOB Requisites Script - script for MetaTrader 5/kobrequisites.mq5

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+//+------------------------------------------------------------------+
+//|                                                KobRequisites.mq5 |
+//|                                     Copyright 2020, Jordi Llonch |
+//|                                             https://www.mql5.com |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2020, Jordi Llonch"
+#property link      "https://www.mql5.com"
+#property version   "1.00"
+#property description   "This script automates EURUSD bars and ticks download for the correct execution of Kiss on Billions on EURUSD."
+#property description   "It is required to run in a EURUSD chart"
+#property script_show_inputs
+
+/*
+
+This script downloads bars and ticks required for the correct
+execution of "Kiss on Billions on EURUSD" EA from Saeid Irani.
+
+
+*/
+
+//--- input parameters
+input datetime StartDate = D'2018.01.01 00:00:00'; //Retrieve data since
+input int getticks = 100000000; // The number of required ticks
+
+input group "In case of error..."
+input int retries = 3;     //Retry attempts
+input int retrypause = 1000; //Delay between retries in Milliseconds
+
+
+ENUM_TIMEFRAMES timeframes[] = {
+   PERIOD_M1,
+   PERIOD_M5,
+   PERIOD_M15,
+   PERIOD_M30,
+   PERIOD_H1,
+   PERIOD_H4,
+   PERIOD_D1,
+   PERIOD_MN1
+};
+
+//+------------------------------------------------------------------+
+//| Script program start function                                    |
+//+------------------------------------------------------------------+
+void OnStart() {
+//---
+   int     attempt = 0;   // Count of attempts
+   bool    success = false; // The flag of a successful copying of ticks
+   MqlTick ticks[];   // Tick receiving array
+   MqlTick lasttick;       // To receive last tick data
+
+//--- Receive bars with retry
+   for (int i = 0; i < ArraySize(timeframes); i++) {
+      attempt = 0;
+      while(attempt < retries) {
+         ResetLastError();
+         Bars(Symbol(), timeframes[i], StartDate, TimeCurrent());
+         if(GetLastError() == 0) {
+            success = true;
+            break;
+         }
+         PrintFormat("%s: downloading bars:attempt %d/%d:error code:%d",
+                     Symbol(), attempt, retries, _LastError);
+
+         attempt++;
+         Sleep(retrypause);
+      }
+   }
+   if(!success) {
+      PrintFormat("Error! Failed to receive bars of %s", Symbol());
+      Alert("Error! " + (string)_LastError + " retrieving bars for " + Symbol());
+      return;
+   }
+
+   attempt = 0;
+//--- Make 3 attempts to receive ticks
+   while(attempt < retries) {
+
+      SymbolInfoTick(Symbol(), lasttick);
+      //--- Measuring start time before receiving the ticks
+      uint start = GetTickCount();
+
+      //--- Requesting the tick history since StartDate (parameter from=1 ms)
+      ResetLastError();
+      int received = CopyTicks(Symbol(), ticks, COPY_TICKS_ALL, 1, getticks);
+      if(received != -1) {
+         //--- Showing information about the number of ticks and spent time
+         PrintFormat("%s: received %d ticks in %d ms", Symbol(), received, GetTickCount() - start);
+         //--- If the tick history is synchronized, the error code is equal to zero
+         if(GetLastError() == 0) {
+            success = true;
+            break;
+         }
+         PrintFormat("%s: ticks are not synchronized yet, %d ticks received for %d ms. Error=%d",
+                     Symbol(), received, GetTickCount() - start, _LastError);
+      }
+      //--- Counting attempts
+      attempt++;
+      //--- A retrypause pause to wait for the end of synchronization of the tick database
+      Sleep(retrypause);
+   }
+//--- Receiving the requested ticks from the beginning of the tick history failed after attempts
+   if(!success) {
+      PrintFormat("Error! Failed to receive %d ticks of %s",
+                  getticks, Symbol());
+      Alert("Error! " + (string)_LastError + " retrieving ticks for " + Symbol());
+      return;
+   }
+   Alert("Bars and Ticks succesfully downloaded.");
+}
+//+------------------------------------------------------------------+