/// <summary>
/// Create a single session file object from its raw data elements.
/// </summary>
/// <param name="id"></param>
/// <param name="sequence"></param>
/// <param name="version"></param>
/// <returns></returns>
public static SessionFileXml ToSessionFileXml(Guid id, int sequence, long version)
{
SessionFileXml newObject = new SessionFileXml();
newObject.id = id.ToString();
newObject.sequence = sequence;
newObject.version = version;
return(newObject);
}
/// <summary>
/// Convert a raw byte array to a session files list without using .NET XML Serialization
/// </summary>
/// <param name="rawData"></param>
/// <returns></returns>
public static SessionFilesListXml ByteArrayToSessionFilesListXml(byte[] rawData)
{
SessionFilesListXml sessionsFilesListXml = new SessionFilesListXml();
using (MemoryStream inputStream = new MemoryStream(rawData))
{
using (TextReader textReader = new StreamReader(inputStream, Encoding.UTF8))
{
using (XmlReader xmlReader = XmlReader.Create(textReader))
{
//to load up the first element.
if (xmlReader.ReadToFollowing("SessionFilesListXml") == false)
{
//it isn't a sessions list..
throw new InvalidDataException("The provided XML data is not a session files list");
}
string sessionsVersionRaw = xmlReader.GetAttribute("version");
if (string.IsNullOrEmpty(sessionsVersionRaw) == false)
{
sessionsFilesListXml.version = long.Parse(sessionsVersionRaw);
}
if (xmlReader.ReadToFollowing("files"))
{
//this is a repeating section so we have to be ready for that...
List <SessionFileXml> files = new List <SessionFileXml>();
bool moreFiles = true;
while (moreFiles)
{
xmlReader.ReadStartElement();
if (xmlReader.LocalName.Equals("file"))
{
string guidRaw = xmlReader.GetAttribute("id");
string sequenceRaw = xmlReader.GetAttribute("sequence");
string versionRaw = xmlReader.GetAttribute("version");
#if DEBUG
if (string.IsNullOrEmpty(guidRaw) && Debugger.IsAttached)
{
Debugger.Break();
}
#endif
//now convert to a SessionFileXml object and add to the item.
SessionFileXml newFile = new SessionFileXml();
newFile.id = guidRaw;
newFile.sequence = int.Parse(sequenceRaw);
newFile.version = long.Parse(versionRaw);
files.Add(newFile);
//and if this isn't an empty session element, we need to end it.
if (xmlReader.IsEmptyElement == false)
{
xmlReader.ReadEndElement();
}
}
else
{
moreFiles = false;
}
}
sessionsFilesListXml.files = files.ToArray();
}
}
}
}
return(sessionsFilesListXml);
}
