cleaning\ncorrections of code

tools.cpp

@@ -1,8 +1,8 @@
 #include "mainwindow.h"
 #include "tools.h"
-#include "password.h"
 #include <QTextStream>
 #include <QHostAddress>
+#include <QMimeDatabase>
 
 using namespace std;
 
@@ -57,14 +57,12 @@ QString getFileType(QString filename)
 
 QString preparePath(QString path)
 {
-	return path.trimmed().replace(' ', "\ ");
+	return path.trimmed().replace(' ', '\ ');
 }
 
 int whatIpVersion(QString ipAddress)
 {
 	QStringList fieldList;
-//	ulong field;
-//	uint i;
 	uint ipversion;
 	QHostAddress serverAddress;
 
@@ -73,40 +71,13 @@ int whatIpVersion(QString ipAddress)
 	if (!serverAddress.setAddress(ipAddress))
 	{
 		error ("Address " + ipAddress + " is bad");
+		info(DEBUGMACRO, "ERROR - not an IP address : " + ipAddress);
+		return 0;
 	}
 	ipversion = serverAddress.protocol();
+	info(DEBUGMACRO, "ip protocol version  is  : " + QByteArray::number(ipversion));
 
-	return (ipversion==IPV4?4:6);
-
-
-	/*fieldList = ipAddress.split(":");
-	if (fieldList.count() == 8)
-	{
-		for (i=0;i<8;i++)
-		{
-			field = fieldList[i].toUInt();
-			if (field > 65535)
-			{
-				return 0;
-			}
-		}
-		info(DEBUGMACRO, "Address is Ip V6");
-		return 6;
-	}
-	fieldList = ipAddress.split(".");
-	if(fieldList.count() == 4)
-	{
-		for (i=0;i<4;i++)
-		{
-			field = fieldList[i].toUInt();
-			if (field > 255)
-			{
-				return 0;
-			}
-		}
-		info(DEBUGMACRO, "Address is ip V4");
-		return 4;
-	}*/
+	return (ipversion == QAbstractSocket::IPv4Protocol?4:6);
 }
 
 QHostAddress searchHosts(QString server)