public Task <IPluginDependencyContext> FromPluginLoadContext(IPluginLoadContext pluginLoadContext)
{
var hostDependencies = new List <HostDependency>();
var remoteDependencies = new List <RemoteDependency>();
// var runtimePlatformContext = pluginLoadContext.RuntimePlatformContext.ThrowIfNull(nameof(pluginLoadContext.RuntimePlatformContext));
foreach (var type in pluginLoadContext.HostTypes)
{
// Load host types from current app domain
LoadAssemblyAndReferencesFromCurrentAppDomain(type.Assembly.GetName(), hostDependencies, pluginLoadContext.DowngradableHostTypes, pluginLoadContext.DowngradableHostAssemblies);
}
foreach (var assemblyFileName in pluginLoadContext.HostAssemblies)
{
// Load host types from current app domain
LoadAssemblyAndReferencesFromCurrentAppDomain(assemblyFileName, hostDependencies, pluginLoadContext.DowngradableHostTypes, pluginLoadContext.DowngradableHostAssemblies);
}
foreach (var type in pluginLoadContext.RemoteTypes)
{
remoteDependencies.Add(new RemoteDependency
{
DependencyName = type.Assembly.GetName()
});
}
var dependencyContext = GetDependencyContext(pluginLoadContext.FullPathToPluginAssembly);
var pluginFramework = dependencyContext.Target.Framework;
CheckFrameworkCompatibility(pluginLoadContext.HostFramework, pluginFramework, pluginLoadContext.IgnorePlatformInconsistencies);
var pluginDependencies = GetPluginDependencies(dependencyContext);
var resourceDependencies = GetResourceDependencies(dependencyContext);
var platformDependencies = GetPlatformDependencies(dependencyContext, this.runtimePlatformContext.GetPlatformExtensions());
var pluginDependencyContext = new DefaultPluginDependencyContext(
pluginLoadContext.FullPathToPluginAssembly,
hostDependencies,
remoteDependencies,
pluginDependencies,
resourceDependencies,
platformDependencies,
pluginLoadContext.AdditionalProbingPaths
);
Validate(pluginDependencyContext);
return(Task.FromResult <IPluginDependencyContext>(pluginDependencyContext));
}
private static void Validate(DefaultPluginDependencyContext dependencyContext)
{
var hostDependenciesThatExistInPlugin = dependencyContext.HostDependencies
.Join(dependencyContext.PluginDependencies, h => h.DependencyName.Name, p => p.DependencyNameWithoutExtension, (h, p) => new
{
Host = h,
Plugin = p
});
foreach (var duplicateDependency in hostDependenciesThatExistInPlugin)
{
Debug.WriteLine($"Plugin dependency {duplicateDependency.Plugin.DependencyNameWithoutExtension} {duplicateDependency.Plugin.SemVer} exists in the host");
if (duplicateDependency.Host.SemVer > duplicateDependency.Plugin.SemVer)
{
Debug.WriteLine($"Host dependency {duplicateDependency.Host.DependencyName.Name} version {duplicateDependency.Host.SemVer} is newer than the Plugin {duplicateDependency.Plugin.SemVer}");
}
if (duplicateDependency.Host.SemVer < duplicateDependency.Plugin.SemVer)
{
Debug.WriteLine($"Plugin dependency {duplicateDependency.Plugin.DependencyNameWithoutExtension} version {duplicateDependency.Plugin.SemVer} is newer than the Host {duplicateDependency.Host.SemVer}");
}
}
}