public DiscoveredAssembly(string path, MetadataReader reader)
{
var definition = reader.GetAssemblyDefinition();
this.Path = path;
this.Name = reader.GetString(definition.Name);
this.ReferencedAssemblies = reader.AssemblyReferences
.Select(r => new { Token = reader.GetToken(r), AssemblyReference = reader.GetAssemblyReference(r) })
.Select(tr => DiscoveredAssembly.FromReference(tr.Token, reader.GetString(tr.AssemblyReference.Name)));
this.DefinedTypes = reader.TypeDefinitions
.Select(t => DiscoveredType.FromDefinedType(reader, t));
this.ReferencedTypes = reader.TypeReferences
.Select(r => new { Token = reader.GetToken(r), TypeReference = reader.GetTypeReference(r) })
.Select(tr =>
DiscoveredType.FromReferenceType(
tr.Token,
reader.GetString(tr.TypeReference.Name),
reader.GetString(tr.TypeReference.Namespace)));
var allTypes = this.DefinedTypes.Union(this.ReferencedTypes);
var resolvedTypes = new List <DiscoveredType>();
foreach (var type in allTypes)
{
resolvedTypes.Add(type.Resolve(allTypes));
}
this.ResolvedTypes = resolvedTypes;
}
private DiscoveredType(MetadataReader reader, TypeDefinitionHandle handle)
{
var definition = reader.GetTypeDefinition(handle);
this.Token = reader.GetToken(handle);
this.Name = reader.GetString(definition.Name);
this.Namespace = reader.GetString(definition.Namespace);
this.Interfaces = definition.GetInterfaceImplementations()
.Select(i => reader.GetInterfaceImplementation(i).Interface)
.Select(i => DiscoveredType.FromInterface(reader.GetToken(i)));
this.isLocal = true;
}
private IEnumerable <AssemblyScanResult <T> > DiscoverAssemblies(string startingPath, IEnumerable <string> searchPatterns, string typeToFind, string namespaceToFind)
{
var results = new List <AssemblyScanResult <T> >();
var assemblies = new List <DiscoveredAssembly>();
foreach (var directoryPath in Directory.GetDirectories(startingPath))
{
var files = searchPatterns.SelectMany(p => ExcludeRuntimesFolder(Directory.GetFiles(directoryPath, p, SearchOption.AllDirectories)));
foreach (var assemblyFilePath in files)
{
assemblies.Add(DiscoverAssembly(assemblyFilePath));
}
}
DiscoveredType foundType = null;
var resolvedTypes = new List <DiscoveredType>();
foreach (var assembly in assemblies)
{
assembly.Resolve(assemblies);
resolvedTypes.AddRange(assembly.DefinedTypes);
var type = assembly.DefinedTypes.FirstOrDefault(t => t.Name == typeToFind && t.Namespace == namespaceToFind);
if (type != null && foundType == null)
{
foundType = type;
}
}
if (foundType == null)
{
throw new AssemblyScanningException($"{typeToFind} was not found using DiscoveryAssemblyScanner");
}
foreach (var assembly in assemblies)
{
// Iterate all found plugin types
foreach (var type in assembly.ResolvedTypes.Where(t => t.Interfaces != null && t.Interfaces.Any(i => i?.Name == foundType.Name)))
{
results.Add(new AssemblyScanResult <T>
{
AssemblyName = Path.GetFileName(assembly.Path),
AssemblyPath = Path.GetDirectoryName(assembly.Path),
PluginTypeName = type.Name,
PluginTypeNamespace = type.Namespace
});
}
}
return(results);
}
