private bool DiscoverRuntimePlugin(PluginManifest manifest, Assembly assembly)
{
var hasSpecificType = !string.IsNullOrEmpty(manifest.PluginTypeName);
var pluginType = hasSpecificType
? assembly.GetType(manifest.PluginTypeName)
: null;
if (hasSpecificType && pluginType == null)
{
return(false);
}
var activator = pluginType == null ? _pluginActivator : DefaultPluginActivator(pluginType);
var plugin = activator.Invoke(manifest, assembly);
if (plugin != null)
{
manifest.RuntimeInfo.Plugin = plugin;
manifest.RuntimeInfo.PluginAssembly = assembly;
manifest.RuntimeInfo.PluginType = plugin.GetType();
if (!_pluginAssemblies.Contains(assembly))
{
_pluginAssemblies.Add(assembly);
}
}
return(manifest.RuntimeInfo.Plugin != null);
}
private static void ValidateMinVersionCompatibility(PluginDependency dependency, PluginManifest dependencyManifest,
List <string> errorMessages)
{
if (dependency.MinVersion != null && dependency.MinVersion != default(Version) &&
(dependencyManifest.PluginVersion == null ||
dependency.MinVersion > dependencyManifest.PluginVersion))
{
errorMessages.Add(
string.Format(ErrorMessages.PluginDependencyMinVersionConflictFormat,
dependency.PluginId,
dependencyManifest.PluginVersion == null
? ""
: dependencyManifest.PluginVersion.ToString(3),
dependency.MinVersion.ToString(3)));
}
}
private static void ValidateVersionCompatibility(PluginDependency dependency, PluginManifest dependencyManifest,
List <string> errorMessages)
{
ValidateMinVersionCompatibility(dependency, dependencyManifest, errorMessages);
ValidateMaxVersionCompatibility(dependency, dependencyManifest, errorMessages);
}
public abstract Task SavePluginManifestAsync(PluginManifest manifest);