/// <summary>
/// full constructor takes both items of information passed by this EventArgs derivative.
/// </summary>
/// <param name="serverInformation">server information</param>
/// <param name="appName">name of the application being Updated</param>
public UpdaterActionEventArgs( ServerApplicationInfo serverInformation , string appName )
{
// node may be null depending on raiser.
_serverInformation = serverInformation;
// string app name
_appName = appName;
}
/// <summary>
/// full constructor takes both items of information passed by this EventArgs derivative.
/// </summary>
/// <param name="serverInformation">server information</param>
/// <param name="appName">name of the application being Updated</param>
public UpdaterActionEventArgs(ServerApplicationInfo serverInformation, string appName)
{
// node may be null depending on raiser.
_serverInformation = serverInformation;
// string app name
_appName = appName;
}
/// <summary>
/// Deserializes the configuration in an XML file
/// </summary>
/// <param name="filePath">The XML file path</param>
/// <returns>ServerApplicationInfo object</returns>
public static ServerApplicationInfo Deserialize(string filePath)
{
ServerApplicationInfo serverInfo = null;
XmlSerializer _serializer = new XmlSerializer(typeof(ServerApplicationInfo));
ApplicationUpdateManager.TraceWrite("[ServerApplicationInfo.Deserialize]", "RES_MESSAGE_DeserializeServerApplicationInfo", filePath);
try
{
using (FileStream fs = new FileStream(filePath, FileMode.Open))
{
serverInfo = (ServerApplicationInfo)_serializer.Deserialize(new XmlTextReader(fs));
}
// return it
return(serverInfo);
}
catch (Exception e)
{
ApplicationUpdateManager.TraceWrite(e, "[ServerApplicationInfo.Deserialize]", "RES_EXCEPTION_CouldNotDeserializeServerApplicationInfo", e.Message, filePath);
ExceptionManager.Publish(e);
throw e;
}
}
/// <summary>
/// constructor accepting just ServerApplicationInfo
/// </summary>
/// <param name="serverInformation">server information</param>
public UpdaterActionEventArgs(ServerApplicationInfo serverInformation) : this(serverInformation, "")
{
}
/// <summary>
/// Download the metadata from the server using the synchronous method
/// from the IDownloader interface.
/// </summary>
/// <returns>true if the manifest downloaded and exists as a file at the correct path</returns>
private bool IsServerManifestDownloaded()
{
bool isManifestValid = false;
bool isManifestPresent = false;
ApplicationUpdateManager.TraceWrite(
"[DownloaderManager.IsServerManifestDownloaded]",
"RES_MESSAGE_DownloadManifestStarted",
_application.Name,
DateTime.Now.ToString(Resource.ResourceManager["RESX_DateTimeToStringFormat"], CultureInfo.CurrentCulture));
ApplicationUpdateManager.TraceWrite(
"[DownloaderManager.IsServerManifestDownloaded]",
"RES_MESSAGE_SourceFileName",
_application.Server.ServerManifestFile);
ApplicationUpdateManager.TraceWrite(
"[DownloaderManager.IsServerManifestDownloaded]",
"RES_MESSAGE_DestFileName",
_application.Server.ServerManifestFileDestination);
// wrap; we don't want to fall through if synch download of manifest fails, we want to wait for next poll time
try
{
//Get the server metadata file (server manifest, commonly called "ServerConfig.xml")
_downloader.Download(
_application.Server.ServerManifestFile,
_application.Server.ServerManifestFileDestination,
TimeSpan.FromMilliseconds(_application.Server.MaxWaitXmlFile));
// **
// *** HERE WE POPULATE OUR _server OBJECT TO ENCAPSULATE MANIFEST INFO ***
// **
// load the _server (ServerApplicationInfo) object w/ manifest data--THIS IS THE ONLY PLACE WE NEED POPULATE THIS
_server = ServerApplicationInfo.Deserialize(_application.Server.ServerManifestFileDestination);
}
catch (Exception e)
{
// if exception during manifest download, log it but swallow here;
// we don't want to drop out of main loop and end up restarting, we want to wait full interval
string message = ApplicationUpdateManager.TraceWrite(e, "[DownloaderManager.IsServerManifestDownloaded]", "RES_EXCEPTION_MetadataCantBeDownloadedOrNotValid", _application.Name);
Exception ex = new Exception(message, e);
ExceptionManager.Publish(ex);
// return false to alert that manifest download NOT successful
return(false);
}
// ** FIRE MANIFEST DOWNLOADED EVENT **
ApplicationUpdateManager.TraceWrite("[DownloaderManager.IsServerManifestDownloaded]", "RES_MESSAGE_DownloadManifestCompleted", _application.Server.ServerManifestFileDestination);
this.OnServerManifestDownloaded( );
// **
// ** VALIDATE MANIFEST FILE **
// **
isManifestValid = ValidateManifestFile();
// check if it's still present
isManifestPresent = File.Exists(_application.Server.ServerManifestFileDestination);
return(isManifestPresent && isManifestValid);
}
/// <summary>
/// Download the metadata from the server using the synchronous method
/// from the IDownloader interface.
/// </summary>
/// <returns>true if the manifest downloaded and exists as a file at the correct path</returns>
private bool IsServerManifestDownloaded()
{
bool isManifestValid = false;
bool isManifestPresent = false;
ApplicationUpdateManager.TraceWrite(
"[DownloaderManager.IsServerManifestDownloaded]",
"RES_MESSAGE_DownloadManifestStarted",
_application.Name,
DateTime.Now.ToString( Resource.ResourceManager[ "RESX_DateTimeToStringFormat" ], CultureInfo.CurrentCulture ) );
ApplicationUpdateManager.TraceWrite(
"[DownloaderManager.IsServerManifestDownloaded]",
"RES_MESSAGE_SourceFileName",
_application.Server.ServerManifestFile );
ApplicationUpdateManager.TraceWrite(
"[DownloaderManager.IsServerManifestDownloaded]",
"RES_MESSAGE_DestFileName",
_application.Server.ServerManifestFileDestination );
// wrap; we don't want to fall through if synch download of manifest fails, we want to wait for next poll time
try
{
//Get the server metadata file (server manifest, commonly called "ServerConfig.xml")
_downloader.Download(
_application.Server.ServerManifestFile,
_application.Server.ServerManifestFileDestination,
TimeSpan.FromMilliseconds( _application.Server.MaxWaitXmlFile ) );
// **
// *** HERE WE POPULATE OUR _server OBJECT TO ENCAPSULATE MANIFEST INFO ***
// **
// load the _server (ServerApplicationInfo) object w/ manifest data--THIS IS THE ONLY PLACE WE NEED POPULATE THIS
_server = ServerApplicationInfo.Deserialize( _application.Server.ServerManifestFileDestination );
}
catch( Exception e )
{
// if exception during manifest download, log it but swallow here;
// we don't want to drop out of main loop and end up restarting, we want to wait full interval
string message = ApplicationUpdateManager.TraceWrite( e, "[DownloaderManager.IsServerManifestDownloaded]", "RES_EXCEPTION_MetadataCantBeDownloadedOrNotValid", _application.Name );
Exception ex = new Exception( message, e );
ExceptionManager.Publish( ex );
// return false to alert that manifest download NOT successful
return false;
}
// ** FIRE MANIFEST DOWNLOADED EVENT **
ApplicationUpdateManager.TraceWrite( "[DownloaderManager.IsServerManifestDownloaded]", "RES_MESSAGE_DownloadManifestCompleted", _application.Server.ServerManifestFileDestination );
this.OnServerManifestDownloaded( );
// **
// ** VALIDATE MANIFEST FILE **
// **
isManifestValid = ValidateManifestFile();
// check if it's still present
isManifestPresent = File.Exists( _application.Server.ServerManifestFileDestination );
return ( isManifestPresent && isManifestValid );
}
/// <summary>
/// constructor accepting just ServerApplicationInfo
/// </summary>
/// <param name="serverInformation">server information</param>
public UpdaterActionEventArgs( ServerApplicationInfo serverInformation )
: this(serverInformation, "")
{
}