/// <summary>
/// Open a potentially-multipart file for analysis and extraction
/// </summary>
/// <param name="file">Possible wise installer base</param>
/// <returns>True if the file could be opened, false otherwise</returns>
private bool Open(string file)
{
inputFile = MultiPartFile.Create(file);
if (inputFile == null)
{
return(false);
}
file = Path.Combine(Path.GetDirectoryName(file), Path.GetFileNameWithoutExtension(file));
int fileno = 2;
while (inputFile.Append($"{file}.w{fileno / 10 + 48}{fileno % 10 + 48}"))
{
fileno++;
}
return(true);
}
