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5.0

/*
 Copyright (c) 2008 TrueCrypt Foundation. All rights reserved.

 Governed by the TrueCrypt License 2.4 the full text of which is contained
 in the file License.txt included in TrueCrypt binary and source code
 distribution packages.
*/

#include "System.h"
#include "StringFormatter.h"
#include "UserInterfaceException.h"

namespace TrueCrypt
{
	StringFormatter::StringFormatter (const wxString &format, StringFormatterArg arg0, StringFormatterArg arg1, StringFormatterArg arg2, StringFormatterArg arg3, StringFormatterArg arg4, StringFormatterArg arg5, StringFormatterArg arg6, StringFormatterArg arg7, StringFormatterArg arg8, StringFormatterArg arg9)
	{
		bool numberExpected = false;
		bool endTagExpected = false;
		foreach (wchar_t c, wstring (format))
		{
			if (numberExpected)
			{
				endTagExpected = true;
				bool err = false;

				switch (c)
				{
				case L'{': FormattedString += L'{'; endTagExpected = false; break; // Escaped {

				case L'0': FormattedString += arg0; err = arg0.IsEmpty(); break;
				case L'1': FormattedString += arg1; err = arg1.IsEmpty(); break;
				case L'2': FormattedString += arg2; err = arg2.IsEmpty(); break;
				case L'3': FormattedString += arg3; err = arg3.IsEmpty(); break;
				case L'4': FormattedString += arg4; err = arg4.IsEmpty(); break;
				case L'5': FormattedString += arg5; err = arg5.IsEmpty(); break;
				case L'6': FormattedString += arg6; err = arg6.IsEmpty(); break;
				case L'7': FormattedString += arg7; err = arg7.IsEmpty(); break;
				case L'8': FormattedString += arg8; err = arg8.IsEmpty(); break;
				case L'9': FormattedString += arg9; err = arg9.IsEmpty(); break;

				default: err = true; break;
				}

				if (err)
					throw StringFormatterException (SRC_POS, wstring (format));

				numberExpected = false;
			}
			else if (endTagExpected)
			{
				if (c != L'}')
					throw StringFormatterException (SRC_POS, wstring (format));

				endTagExpected = false;
			}
			else if (c == L'{')
			{
				numberExpected = true;
			}
			else if (c == L'}')
			{
				FormattedString += c;
				endTagExpected = true;
			}
			else
				FormattedString += c;
		}

		if (numberExpected
			|| endTagExpected
			|| !arg0.WasReferenced() && !arg0.IsEmpty()
			|| !arg1.WasReferenced() && !arg1.IsEmpty()
			|| !arg2.WasReferenced() && !arg2.IsEmpty()
			|| !arg3.WasReferenced() && !arg3.IsEmpty()
			|| !arg4.WasReferenced() && !arg4.IsEmpty()
			|| !arg5.WasReferenced() && !arg5.IsEmpty()
			|| !arg6.WasReferenced() && !arg6.IsEmpty()
			|| !arg7.WasReferenced() && !arg7.IsEmpty()
			|| !arg8.WasReferenced() && !arg8.IsEmpty()
			|| !arg9.WasReferenced() && !arg9.IsEmpty()
			)
			throw StringFormatterException (SRC_POS, wstring (format));
	}

	StringFormatter::~StringFormatter ()
	{
	}
}

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