/// <summary>
/// Returns a new IOdfReader that can read the contents
/// of the provided Odf format document. If the file format
/// is not supported, then an InvalidDataException will
/// be thrown. It is possible to do a pre-check using
/// the IsValidFile method.
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static IOdfReader GetNew(string path)
{
string extension = Path.GetExtension(path).ToUpper();
IOdfReader reader = null;
if (_WordOdfExtensions.Contains(extension))
{
reader = new WordReader(path);
return(reader);
}
if (_ExcelOdfExtensions.Contains(extension))
{
reader = new ExcelReader(path);
return(reader);
}
if (_PowerPointOdfExtensions.Contains(extension))
{
reader = new PowerPointReader(path);
return(reader);
}
throw new System.IO.InvalidDataException(NOT_VALID_FILE_MESSAGE);
}
public string ReadContents()
{
CheckInternalState();
string contents = string.Empty;
if (OdfReader.IsValidFile(_InternalFilePath))
{
IOdfReader reader = OdfReader.GetNew(_InternalFilePath);
contents = reader.ReadContents();
}
if (IsReadablePdf(_InternalFilePath))
{
contents = ReadPdfContents();
}
return(contents);
}
