/// <summary>
/// Uninstalls a package.
/// </summary>
/// <param name="fileName"></param>
public List <PackageImportEventArgs> UninstallPackage(string fileName)
{
// Validate that the package is still valid, just in case somebody else deleted it
string packagePath = Path.Combine(ProgramDataFolder.MapPath("Packages"),
fileName);
FileInfo packageDetails = new FileInfo(packagePath);
List <PackageImportEventArgs> events = null;
if (packageDetails.Exists)
{
// Load the package and uninstall it
events = new List <PackageImportEventArgs>();
using (Stream packageStream = File.OpenRead(packagePath))
{
using (Package package = new Package(packageStream))
{
package.Message += delegate(object source, PackageImportEventArgs args)
{
events.Add(args);
};
package.Uninstall();
// Update the list
XmlDocument packageList = LoadPackageList();
package.Manifest.IsInstalled = false;
UpdatePackagesList(package.Manifest, packageList, true);
SavePackageList(packageList);
}
}
}
return(events);
}
/// <summary>
/// Copies files to the install location.
/// </summary>
/// <param name="folder">The details of the files to copy.</param>
private void CopyFiles(FileLocation folder)
{
// Make sure the target folder exists
FireMessage(TraceLevel.Verbose, "Copying files to target '{0}'", folder.Location);
string target = ProgramDataFolder.MapPath(folder.Location);
if (!Directory.Exists(target))
{
FireMessage(TraceLevel.Info, "Adding target folder '{0}'", folder.Location);
Directory.CreateDirectory(target);
}
foreach (string file in folder.Files)
{
// Make sure the source file exists
string source = Path.Combine(tempFolder, file);
if (File.Exists(source))
{
// Set to overwrite in case there is an older version of the file
FireMessage(TraceLevel.Info, "Deploying file '{0}' to target '{1}'", file, folder.Location);
File.Copy(source, Path.Combine(target, file), true);
}
else
{
FireMessage(TraceLevel.Warning, "Source file '{0}' does not exist in package", file);
}
}
}
/// <summary>
/// Stores a package locally on the server
/// </summary>
/// <param name="fileName">The file name of the package.</param>
/// <param name="stream">The stream containing the package.</param>
public PackageManifest StorePackage(string fileName, Stream stream)
{
// Initialise the path and make sure the folder is there
FileInfo packageDetails = new FileInfo(fileName);
string packagePath = Path.Combine(ProgramDataFolder.MapPath("Packages"),
packageDetails.Name);
packageDetails = new FileInfo(packagePath);
if (!packageDetails.Directory.Exists)
{
packageDetails.Directory.Create();
}
// We will always overwrite an existing packages, maybe we should do a back-up first?
if (packageDetails.Exists)
{
packageDetails.Delete();
}
SaveToFile(stream, packageDetails.FullName);
bool delete = false;
// Load the package and extract the manifest details
PackageManifest manifest = null;
using (Stream inputStream = File.OpenRead(packagePath))
{
using (Package newPackage = new Package(inputStream))
{
if (!newPackage.IsValid)
{
delete = true;
}
else
{
manifest = newPackage.Manifest;
manifest.FileName = packageDetails.Name;
}
}
}
if (manifest != null)
{
// Update the package list
XmlDocument packageList = LoadPackageList();
UpdatePackagesList(manifest, packageList, true);
SavePackageList(packageList);
}
// Don't forget to clean-up, otherwise the packages directory will have invalid packages
if (delete && packageDetails.Exists)
{
packageDetails.Delete();
}
return(manifest);
}
public static string CalculateDashboardConfigPath()
{
string path = ConfigurationManager.AppSettings[DashboardConfigAppSettingKey];
if (path == null || path == string.Empty)
{
path = DefaultDashboardConfigLocation;
}
if (!Path.IsPathRooted(path))
{
path = ProgramDataFolder.MapPath(path);
}
return(path);
}
/// <summary>
/// Load the package list.
/// </summary>
/// <returns></returns>
private XmlDocument LoadPackageList()
{
string packagePath = Path.Combine(ProgramDataFolder.MapPath("Packages"),
"packages.xml");
FileInfo listDetails = new FileInfo(packagePath);
XmlDocument document = new XmlDocument();
if (listDetails.Exists)
{
document.Load(listDetails.FullName);
}
else
{
document.AppendChild(
document.CreateElement("packages"));
}
return(document);
}
/// <summary>
/// Save the package list.
/// </summary>
private void SavePackageList(XmlDocument packageList)
{
string packagePath = Path.Combine(ProgramDataFolder.MapPath("Packages"),
"packages.xml");
// Configure the document options
XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
settings.OmitXmlDeclaration = true;
// Save the document
using (XmlWriter writer = XmlWriter.Create(packagePath, settings))
{
packageList.Save(writer);
writer.Close();
writer.Close();
}
}
/// <summary>
/// Removes a package stored locally on the server
/// </summary>
/// <param name="fileName">The file name of the package.</param>
/// <returns>The name of the package.</returns>
public string RemovePackage(string fileName)
{
// Initialise the path and make sure the folder is there
FileInfo packageDetails = new FileInfo(fileName);
string packagePath = Path.Combine(ProgramDataFolder.MapPath("Packages"),
packageDetails.Name);
packageDetails = new FileInfo(packagePath);
string packageName = null;
if (packageDetails.Directory.Exists)
{
// Load the package and extract the manifest details
PackageManifest manifest = null;
using (Stream inputStream = File.OpenRead(packagePath))
{
using (Package newPackage = new Package(inputStream))
{
if (newPackage.IsValid)
{
manifest = newPackage.Manifest;
manifest.FileName = packageDetails.Name;
}
}
}
if (manifest != null)
{
// Update the package list
XmlDocument packageList = LoadPackageList();
UpdatePackagesList(manifest, packageList, false);
SavePackageList(packageList);
packageName = manifest.Name;
}
// Finally, remove the package
packageDetails.Delete();
}
return(packageName);
}
/// <summary>
/// Removes files to the install location.
/// </summary>
/// <param name="folder">The details of the files to remove.</param>
private void RemoveFiles(FileLocation folder)
{
// Make sure the target folder exists
FireMessage(TraceLevel.Verbose, "Removing files from target '{0}'", folder.Location);
string target = ProgramDataFolder.MapPath(folder.Location);
if (Directory.Exists(target))
{
foreach (string file in folder.Files)
{
// Make sure the file exists
string targetFile = Path.Combine(target, file);
if (File.Exists(targetFile))
{
// Set to overwrite in case there is an older version of the file
FireMessage(TraceLevel.Info, "Removing file '{0}' from target '{1}'", file, folder.Location);
File.Delete(targetFile);
}
}
}
}
