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Merge pull request #4253 from BaronGreenback/fordiscussion

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DI in plugins
This commit is contained in:
Bond-009
2020-11-15 13:29:04 +01:00
committed by GitHub
parent ce4787c7eb 51996cd34d
commit 331c7f8481
6 changed files with 93 additions and 54 deletions
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27
Emby.Server.Implementations/AppBase/BaseConfigurationManager.cs
View File

@@ -133,6 +133,33 @@ namespace Emby.Server.Implementations.AppBase
}
}
/// <summary>
/// Manually pre-loads a factory so that it is available pre system initialisation.
/// </summary>
/// <typeparam name="T">Class to register.</typeparam>
public virtual void RegisterConfiguration<T>()
where T : IConfigurationFactory
{
IConfigurationFactory factory = Activator.CreateInstance<T>();
if (_configurationFactories == null)
{
_configurationFactories = new[] { factory };
}
else
{
var oldLen = _configurationFactories.Length;
var arr = new IConfigurationFactory[oldLen + 1];
_configurationFactories.CopyTo(arr, 0);
arr[oldLen] = factory;
_configurationFactories = arr;
}
_configurationStores = _configurationFactories
.SelectMany(i => i.GetConfigurations())
.ToArray();
}
/// <summary>
/// Adds parts.
/// </summary>

65
Emby.Server.Implementations/ApplicationHost.cs
View File

@@ -126,7 +126,6 @@ namespace Emby.Server.Implementations
private IMediaEncoder _mediaEncoder;
private ISessionManager _sessionManager;
private IHttpClientFactory _httpClientFactory;
private string[] _urlPrefixes;
/// <summary>
@@ -497,24 +496,11 @@ namespace Emby.Server.Implementations
HttpsPort = ServerConfiguration.DefaultHttpsPort;
}
if (Plugins != null)
{
var pluginBuilder = new StringBuilder();
foreach (var plugin in Plugins)
{
pluginBuilder.Append(plugin.Name)
.Append(' ')
.Append(plugin.Version)
.AppendLine();
}
Logger.LogInformation("Plugins: {Plugins}", pluginBuilder.ToString());
}
DiscoverTypes();
RegisterServices();
RegisterPluginServices();
}
/// <summary>
@@ -779,10 +765,24 @@ namespace Emby.Server.Implementations
ConfigurationManager.AddParts(GetExports<IConfigurationFactory>());
_plugins = GetExports<IPlugin>()
.Select(LoadPlugin)
.Where(i => i != null)
.ToArray();
if (Plugins != null)
{
var pluginBuilder = new StringBuilder();
foreach (var plugin in Plugins)
{
pluginBuilder.Append(plugin.Name)
.Append(' ')
.Append(plugin.Version)
.AppendLine();
}
Logger.LogInformation("Plugins: {Plugins}", pluginBuilder.ToString());
}
_urlPrefixes = GetUrlPrefixes().ToArray();
Resolve<ILibraryManager>().AddParts(
@@ -812,21 +812,6 @@ namespace Emby.Server.Implementations
Resolve<IIsoManager>().AddParts(GetExports<IIsoMounter>());
}
private IPlugin LoadPlugin(IPlugin plugin)
{
try
{
plugin.RegisterServices(ServiceCollection);
}
catch (Exception ex)
{
Logger.LogError(ex, "Error loading plugin {PluginName}", plugin.GetType().FullName);
return null;
}
return plugin;
}
/// <summary>
/// Discovers the types.
/// </summary>
@@ -837,6 +822,22 @@ namespace Emby.Server.Implementations
_allConcreteTypes = GetTypes(GetComposablePartAssemblies()).ToArray();
}
private void RegisterPluginServices()
{
foreach (var pluginServiceRegistrator in GetExportTypes<IPluginServiceRegistrator>())
{
try
{
var instance = (IPluginServiceRegistrator)Activator.CreateInstance(pluginServiceRegistrator);
instance.RegisterServices(ServiceCollection);
}
catch (Exception ex)
{
Logger.LogError(ex, "Error registering plugin services from {Assembly}.", pluginServiceRegistrator.Assembly);
}
}
}
private IEnumerable<Type> GetTypes(IEnumerable<Assembly> assemblies)
{
foreach (var ass in assemblies)