public static TExtConfig InitExtConfig <TExtConfig>() where TExtConfig : new()
{
var aggCat = new AggregateCatalog();
// Add the assembly that contains the current Component/Provider Scaffold
var thisAsm = Assembly.GetExecutingAssembly();
aggCat.Catalogs.Add(new AssemblyCatalog(thisAsm));
// Add assemblies in the current apps path and runtime
aggCat.Catalogs.Add(new AppCatalog(BaseDirectoryOverride, RelativeSearchPathOverride));
// Add the local extension folder if it exists
var thisExt = ExtCommon.GetExtPath();
if (Directory.Exists(thisExt))
{
aggCat.Catalogs.Add(new DirectoryCatalog(thisExt));
}
// Other possible folders to include:
// * Application CWD
// * PATH
// * User-specific ext folder
// * System-wide ext folder
var config = new TExtConfig();
// Guard this with a try-catch if we want to do something
// in an error situation other than let it throw up
var cc = new CompositionContainer(aggCat);
cc.ComposeParts(config);
if (config is IExtDetail)
{
((IExtDetail)config).CompositionContainer = cc;
}
else
{
cc.Dispose();
}
return(config);
}
public static TExtConfig InitExtConfig <TExtConfig>() where TExtConfig : new()
{
var aggCat = new AggregateCatalog();
// Add the assembly that contains the current Component/Provider Scaffold
var thisAsm = Assembly.GetExecutingAssembly();
aggCat.Catalogs.Add(new AssemblyCatalog(thisAsm));
// Add assemblies in the current apps path and runtime
aggCat.Catalogs.Add(new AppCatalog(BaseDirectoryOverride, RelativeSearchPathOverride));
// Add the local extension folder if it exists
var thisExt = ExtCommon.GetExtPath();
if (Directory.Exists(thisExt))
{
aggCat.Catalogs.Add(new DirectoryCatalog(thisExt));
if (IncludeExtPathFolders)
{
// Add each immediate child directory as well
foreach (var d in Directory.GetDirectories(thisExt))
{
aggCat.Catalogs.Add(new DirectoryCatalog(d));
}
}
if (IncludeExtPathLinks)
{
// Add each folder that's defined in ExtPathLink definition file
foreach (var f in Directory.GetFiles(thisExt, "*.extlnk"))
{
try
{
var epl = JsonHelper.Load <ExtPathLink>(File.ReadAllText(f));
aggCat.Catalogs.Add(new DirectoryCatalog(epl.Path));
}
catch (Exception ex)
{
throw new Exception("failed to resolve extension link", ex)
.With(nameof(ExtPathLink), f);
}
}
}
}
// Other possible folders to include:
// * Application CWD
// * PATH
// * User-specific ext folder
// * System-wide ext folder
var config = new TExtConfig();
// Guard this with a try-catch if we want to do something
// in an error situation other than let it throw up
var cc = new CompositionContainer(aggCat);
cc.ComposeParts(config);
if (config is IExtDetail)
{
((IExtDetail)config).CompositionContainer = cc;
}
else
{
cc.Dispose();
}
return(config);
}
