public GalleryWebAppStatus DownloadGalleryApplication(string id)
{
WebApplicationGallery module = new WebApplicationGallery(GalleryXmlFeedUrl);
//
GalleryApplication appObject = module.GetApplicationByProductId(id);
if (appObject == null)
return GalleryWebAppStatus.Failed;
//
string localAppDistr = module.GetApplicationPackagePath(appObject);
//
InstallerFile installerFile = null;
#region Atom Feed Version 0.2
//
if (appObject.InstallerItems.Count > 0)
{
InstallerItem installerItem_0 = appObject.InstallerItems[0];
//
if (installerItem_0 == null)
{
Log.WriteWarning(WEB_PI_APP_PACK_ROOT_INSTALLER_ITEM_MISSING, appObject.Title);
return GalleryWebAppStatus.Failed;
}
//
installerFile = installerItem_0.InstallerFile;
}
#endregion
#region Atom Feed Version 2.0.1.0
//
if (appObject.Installers.Count > 0)
{
Installer installerItem_0 = appObject.Installers[0];
//
if (installerItem_0 == null)
{
Log.WriteWarning(WEB_PI_APP_PACK_ROOT_INSTALLER_ITEM_MISSING, appObject.Title);
return GalleryWebAppStatus.Failed;
}
//
installerFile = installerItem_0.InstallerFile;
}
#endregion
//
if (installerFile == null || String.IsNullOrEmpty(installerFile.InstallerUrl))
{
Log.WriteWarning(WEB_PI_APP_PACK_DISPLAY_URL_MISSING, appObject.Title);
return GalleryWebAppStatus.Failed;
}
//
try
{
string appCacheRoot = Path.GetDirectoryName(localAppDistr);
//
if (!Directory.Exists(appCacheRoot))
Directory.CreateDirectory(appCacheRoot);
//
Log.WriteInfo("Local distributive path: {0}", localAppDistr);
AppPackagesDownloader.StartApplicationDownload(id, installerFile.InstallerUrl, localAppDistr);
}
catch (Exception ex)
{
Log.WriteError(ex);
//
return GalleryWebAppStatus.Failed;
}
//
return GalleryWebAppStatus.Downloading;
}
public GalleryWebAppStatus GetGalleryApplicationStatus(string id)
{
GalleryWebAppStatus status = GalleryWebAppStatus.NotDownloaded;
//
try
{
WebApplicationGallery module = new WebApplicationGallery(GalleryXmlFeedUrl);
//
GalleryApplication appObject = module.GetApplicationByProductId(id);
//
if (appObject == null)
return GalleryWebAppStatus.Failed;
//
string appPackageDistr = module.GetApplicationPackagePath(appObject);
// Check whether distributive exists locally
if (!File.Exists(appPackageDistr))
return GalleryWebAppStatus.NotDownloaded;
// Check whether distributive is in download queue
if (AppPackagesDownloader.IsApplicationInDownloadQueue(id))
return GalleryWebAppStatus.Downloading;
// From this point distibutive is considered as existed locally and it's not in download queue,
// so lets ensure the downloaded file either is not corrupted during the download process
#region Atom Feed Version 0.2
if (appObject.InstallerItems.Count > 0)
{
string md5CheckSum = appObject.InstallerItems[0].InstallerFile.MD5;
// Check MD5 check sum of the distributive
if (AppPackagesDownloader.CheckApplicationPackageHashSum_MD5(appPackageDistr, md5CheckSum))
status = GalleryWebAppStatus.Downloaded;
}
#endregion
#region Atom Feed Version 2.0.1.0
else if (appObject.Installers.Count > 0)
{
string sha1CheckSum = appObject.Installers[0].InstallerFile.SHA1;
// Check SHA1 check sum of the distributive
if (AppPackagesDownloader.CheckApplicationPackageHashSum_SHA1(appPackageDistr, sha1CheckSum))
status = GalleryWebAppStatus.Downloaded;
}
#endregion
// If MD5 check sum is failed then we have to resume distibutive download
else
status = GalleryWebAppStatus.NotDownloaded;
}
catch (Exception ex)
{
Log.WriteError(ex);
//
return GalleryWebAppStatus.Failed;
}
//
return status;
}