public ScoutInfo(HomeStoreScout hsScout) : this(hsScout.Name, hsScout.DllName)
{
if (!string.IsNullOrEmpty(hsScout.Version))
{
SetDesiredVersion(hsScout.Version);
}
}
/// <summary>
/// Takes an xml node which describes a homestore scout and returns
/// a HomeStoreScout structure
/// </summary>
/// <param name="xmlScout">the xml subtree of the app</param>
/// <returns>The relevant HomeStoreScout structure</returns>
private HomeStoreScout ReadHomeStoreScoutFromXml(Uri baseUri, XmlElement xmlScout)
{
if (!xmlScout.Name.Equals("Scout"))
{
throw new Exception("child is not a Scout in " + xmlScout);
}
HomeStoreScout homeStoreScout = new HomeStoreScout();
homeStoreScout.Name = xmlScout.GetAttribute("Name");
homeStoreScout.DllName = xmlScout.GetAttribute("DllName").Replace(".dll", "");
homeStoreScout.Description = xmlScout.GetAttribute("Description");
homeStoreScout.Rating = int.Parse(xmlScout.GetAttribute("Rating"));
homeStoreScout.IconUrl = null;
try
{
string iconUrlString = xmlScout.GetAttribute("IconUrl");
if (!String.IsNullOrWhiteSpace(iconUrlString))
{
//this function does the right thing if iconUrlString is already absolute
homeStoreScout.IconUrl = new Uri(baseUri, iconUrlString).ToString();
}
}
catch (Exception ex)
{
logger.Log("exception in parsing IconUrl for {0}: {1}", homeStoreScout.Name, ex.ToString());
}
homeStoreScout.Version = Constants.UnknownHomeOSUpdateVersionValue;
try
{
string versionString = xmlScout.GetAttribute("Version");
if (!String.IsNullOrWhiteSpace(versionString))
{
homeStoreScout.Version = versionString;
}
}
catch (Exception ex)
{
logger.Log("exception in parsing Version for {0}: {1}", homeStoreScout.Name, ex.ToString());
}
return(homeStoreScout);
}
public void ReadHomeStoreScouts(Uri fileName)
{
System.Net.WebRequest req = System.Net.WebRequest.Create(fileName);
System.Net.WebResponse resp;
try
{
resp = req.GetResponse();
}
catch (System.Net.WebException)
{
logger.Log("error reading HomeStoreApps from {0}", fileName.ToString());
return;
}
XmlDocument xmlDoc = new XmlDocument();
XmlReader xmlReader = XmlReader.Create(resp.GetResponseStream(), xmlReaderSettings);
xmlDoc.Load(xmlReader);
XmlElement root = xmlDoc.FirstChild as XmlElement;
if (!root.Name.Equals("Scouts"))
{
throw new Exception(fileName + " doesn't start with Scouts");
}
foreach (XmlElement xmlModule in root.ChildNodes)
{
try
{
HomeStoreScout homeStoreScout = ReadHomeStoreScoutFromXml(fileName, xmlModule);
AddScoutToDB(homeStoreScout);
}
catch (Exception ex)
{
logger.Log("Error reading/adding a home store app: " + ex.ToString());
}
}
xmlReader.Close();
}
private void AddScoutToDB(HomeStoreScout scout)
{
scoutDb.Add(scout.Name, scout);
}