/// <summary>
/// Given a particular application name, cycles through each downloaded file and verifies using IValidator object;
/// also first validates Manifest;
/// if even one file fails, it deletes them all;
/// when complete and if successful, it updates the clienConfig.xml file with new version info based on download.
/// </summary>
private void ValidateFilesAndCleanup()
{
bool isFileValid = false;
// set job status to Validating. This is its default state until it cycles back through main Run loop.
_dnldJob.Status = JobStatus.Validating;
#region File Validation
// **
// ** VALIDATE ALL FILES **
// **
isFileValid = ValidateFiles();
// NOW that we've validated each file, check if they all passed...loop above BREAK's if one invalid found
if (isFileValid)
{
// Copy new files from temp dir to version-named dir
FileUtility.CopyDirectory(
_application.Client.TempDir,
Path.Combine(_application.Client.BaseDir, _server.AvailableVersion)
);
// delete manifest + temp files
RemoveManifestAndTempFiles();
// **
// ** UPDATE CLIENT FILE **
// **
ApplicationUpdateManager.TraceWrite("[DownloaderManager.ValidateFilesAndCleanup]", "RES_MESSAGE_UpdatingLocalConfigFile", _application.Client.XmlFile);
// serialize Clientappinfo to xml file
ClientApplicationInfo.Save(
_application.Client.XmlFile,
Path.Combine(_application.Client.BaseDir, _server.AvailableVersion),
_server.AvailableVersion);
// **
// **
// ** RUN POST-PROCESSOR **
// **
RunPostProcessor();
// **
// **
// all files valid, RAISE EVENT to notify clients (if using validation)
// **
if (_application.UseValidation)
{
this.OnFilesValidated( );
}
}
#endregion
}
/// <summary>
/// This method compares the recently downloaded file with the client version.
/// If the server version is greater compared with the client version, the
/// return value is <c>true</c>.
/// </summary>
/// <returns>true if client version older than server</returns>
private bool IsClientUpdateNeeded()
{
ClientApplicationInfo clientInfo = null;
// get client info from its config file
clientInfo = ClientApplicationInfo.Deserialize(_application.Client.XmlFile);
ApplicationUpdateManager.TraceWrite("[DownloaderManager.ClientMustBeUpdated]", "RES_MESSAGE_ClientServerVersionCheck", _application.Name, clientInfo.InstalledVersion, _server.AvailableVersion);
// get both versions, return comparison
Version clientVersion = null;
clientVersion = new Version(clientInfo.InstalledVersion);
Version serverVersion = null;
serverVersion = new Version(_server.AvailableVersion);
return(serverVersion > clientVersion);
}
/// <summary>
/// Uses an XML file as source of data. Populate a ClientApplicationInfo object and return it.
/// </summary>
/// <param name="filePath">The XML file path</param>
/// <returns></returns>
public static ClientApplicationInfo Deserialize(string filePath)
{
// Cannot use xml-deserialization here
ApplicationUpdateManager.TraceWrite("[ClientApplicationInfo.Deserialize]", "RES_MESSAGE_DeserializingClientApplicationInfo", filePath);
// create xml doc
XmlDocument doc = new XmlDocument();
XmlNode node = null;
ClientApplicationInfo clientAppInfo = new ClientApplicationInfo();
try
{
// load it
doc.Load(filePath);
// select the sub-node we want:
// NOTE that we are using a regular app.config, specifically AppStart.exe.config;
// SO we can't just treat it like a regular xml-deserialization because the serializer doesn't like the extra
// nodes. Therefore just walk the XML to get values for class
node = doc.SelectSingleNode("configuration/appStart/ClientApplicationInfo");
// set values
clientAppInfo.AppFolderName = node.SelectSingleNode("appFolderName").InnerText;
clientAppInfo.AppExeName = node.SelectSingleNode("appExeName").InnerText;
clientAppInfo.InstalledVersion = node.SelectSingleNode("installedVersion").InnerText;
}
catch (Exception e)
{
string error = ApplicationUpdateManager.TraceWrite(e, "[ClientApplicationInfo.Deserialize]", "RES_EXCEPTION_CouldNotDeserializeClientApplicationInfo", e.Message, filePath);
ExceptionManager.Publish(e);
throw e;
}
// return it
return(clientAppInfo);
}
/// <summary>
/// Uses an XML file as source of data. Populate a ClientApplicationInfo object and return it.
/// </summary>
/// <param name="filePath">The XML file path</param>
/// <returns></returns>
public static ClientApplicationInfo Deserialize( string filePath )
{
// Cannot use xml-deserialization here
ApplicationUpdateManager.TraceWrite( "[ClientApplicationInfo.Deserialize]", "RES_MESSAGE_DeserializingClientApplicationInfo", filePath );
// create xml doc
XmlDocument doc = new XmlDocument();
XmlNode node = null;
ClientApplicationInfo clientAppInfo = new ClientApplicationInfo();
try
{
// load it
doc.Load( filePath );
// select the sub-node we want:
// NOTE that we are using a regular app.config, specifically AppStart.exe.config;
// SO we can't just treat it like a regular xml-deserialization because the serializer doesn't like the extra
// nodes. Therefore just walk the XML to get values for class
node = doc.SelectSingleNode( "configuration/appStart/ClientApplicationInfo" );
// set values
clientAppInfo.AppFolderName = node.SelectSingleNode( "appFolderName" ).InnerText ;
clientAppInfo.AppExeName = node.SelectSingleNode( "appExeName" ).InnerText ;
clientAppInfo.InstalledVersion = node.SelectSingleNode( "installedVersion" ).InnerText ;
}
catch( Exception e )
{
string error = ApplicationUpdateManager.TraceWrite( e, "[ClientApplicationInfo.Deserialize]", "RES_EXCEPTION_CouldNotDeserializeClientApplicationInfo", e.Message, filePath );
ExceptionManager.Publish( e );
throw e;
}
// return it
return clientAppInfo;
}
