public void Initialize()
{
var extensionTypes = ExtensionList.GetExtensionInterfaces();
IDbSet <SarUnit> units = this.db.Units;
int unitCount = 0;
try
{
unitCount = units.Local.Count;
}
catch (InvalidOperationException)
{
this.log.Error("Can't initialize database, does it need to be set up?");
}
if (unitCount == 0)
{
return;
}
foreach (var unit in units)
{
string assemblyName = string.Format("{0}.Extensions", unit.DisplayName);
if (!File.Exists(Path.Combine(Path.GetDirectoryName(new Uri(Assembly.GetExecutingAssembly().CodeBase).LocalPath), assemblyName + ".dll")))
{
log.InfoFormat("Unit {0} has no extension DLL", unit.DisplayName);
continue;
}
var assembly = Assembly.Load(assemblyName);
extensions.Add(unit.Id, new Dictionary <Type, Type>());
foreach (var type in extensionTypes)
{
Type implementation = assembly.ExportedTypes.SingleOrDefault(f => type.IsAssignableFrom(f));
if (implementation == null)
{
continue;
}
extensions[unit.Id].Add(type, implementation);
log.InfoFormat("{0} added extension {1} for interface {2}", unit.DisplayName, implementation.Name, type.Name);
}
}
}
