#nullable disable
#pragma warning disable CS1591
using System ;
using System.Collections.Generic ;
using System.IO ;
using System.Net.Http ;
using System.Threading ;
using System.Threading.Tasks ;
using Jellyfin.Data.Events ;
using MediaBrowser.Controller.Entities ;
using MediaBrowser.Controller.Library ;
using MediaBrowser.Model.Configuration ;
using MediaBrowser.Model.Entities ;
using MediaBrowser.Model.Providers ;
namespace MediaBrowser.Controller.Providers
{
/// <summary>
/// Interface IProviderManager.
/// </summary>
public interface IProviderManager
{
event EventHandler < GenericEventArgs < BaseItem > > RefreshStarted ;
event EventHandler < GenericEventArgs < BaseItem > > RefreshCompleted ;
event EventHandler < GenericEventArgs < Tuple < BaseItem , double > > > RefreshProgress ;
/// <summary>
/// Queues the refresh.
/// </summary>
/// <param name="itemId">Item ID.</param>
/// <param name="options">MetadataRefreshOptions for operation.</param>
/// <param name="priority">RefreshPriority for operation.</param>
void QueueRefresh ( Guid itemId , MetadataRefreshOptions options , RefreshPriority priority ) ;
/// <summary>
/// Refreshes the full item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="options">The options.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
Task RefreshFullItem ( BaseItem item , MetadataRefreshOptions options , CancellationToken cancellationToken ) ;
/// <summary>
/// Refreshes the metadata.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="options">The options.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
Task < ItemUpdateType > RefreshSingleItem ( BaseItem item , MetadataRefreshOptions options , CancellationToken cancellationToken ) ;
/// <summary>
/// Saves the image.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="url">The URL.</param>
/// <param name="type">The type.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
Task SaveImage ( BaseItem item , string url , ImageType type , int? imageIndex , CancellationToken cancellationToken ) ;
/// <summary>
/// Saves the image.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="source">The source.</param>
/// <param name="mimeType">Type of the MIME.</param>
/// <param name="type">The type.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
Task SaveImage ( BaseItem item , Stream source , string mimeType , ImageType type , int? imageIndex , CancellationToken cancellationToken ) ;
/// <summary>
/// Saves the image.
/// </summary>
/// <param name="item">Image to save.</param>
/// <param name="source">Source of image.</param>
/// <param name="mimeType">Mime type image.</param>
/// <param name="type">Type of image.</param>
/// <param name="imageIndex">Index of image.</param>
/// <param name="saveLocallyWithMedia">Option to save locally.</param>
/// <param name="cancellationToken">CancellationToken to use with operation.</param>
/// <returns>Task.</returns>
Task SaveImage ( BaseItem item , string source , string mimeType , ImageType type , int? imageIndex , bool? saveLocallyWithMedia , CancellationToken cancellationToken ) ;
Task SaveImage ( Stream source , string mimeType , string path ) ;
/// <summary>
/// Adds the metadata providers.
/// </summary>
/// <param name="imageProviders">Image providers to use.</param>
/// <param name="metadataServices">Metadata services to use.</param>
/// <param name="metadataProviders">Metadata providers to use.</param>
/// <param name="metadataSavers">Metadata savers to use.</param>
/// <param name="externalIds">External IDs to use.</param>
Fix possible nullref
when `ProviderManager.SaveMetadata` gets called before
`ProviderManager.AddParts`
```
Error Message:
System.ArgumentNullException : Value cannot be null. (Parameter 'source')
Stack Trace:
at System.Linq.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument)
at System.Linq.Enumerable.Where[TSource](IEnumerable`1 source, Func`2 predicate)
at MediaBrowser.Providers.Manager.ProviderManager.SaveMetadata(BaseItem item, ItemUpdateType updateType, IEnumerable`1 savers) in D:\a\1\s\MediaBrowser.Providers\Manager\ProviderManager.cs:line 674
at MediaBrowser.Providers.Manager.ProviderManager.SaveMetadata(BaseItem item, ItemUpdateType updateType) in D:\a\1\s\MediaBrowser.Providers\Manager\ProviderManager.cs:line 655
at Emby.Server.Implementations.Library.LibraryManager.RunMetadataSavers(BaseItem item, ItemUpdateType updateReason) in D:\a\1\s\Emby.Server.Implementations\Library\LibraryManager.cs:line 2012
at Emby.Server.Implementations.Library.LibraryManager.UpdateItemsAsync(IReadOnlyList`1 items, BaseItem parent, ItemUpdateType updateReason, CancellationToken cancellationToken) in D:\a\1\s\Emby.Server.Implementations\Library\LibraryManager.cs:line 1970
at Emby.Server.Implementations.Library.LibraryManager.CreateRootFolder() in D:\a\1\s\Emby.Server.Implementations\Library\LibraryManager.cs:line 775
at Emby.Server.Implementations.Library.LibraryManager.get_RootFolder() in D:\a\1\s\Emby.Server.Implementations\Library\LibraryManager.cs:line 180
at Emby.Server.Implementations.IO.LibraryMonitor.Start() in D:\a\1\s\Emby.Server.Implementations\IO\LibraryMonitor.cs:line 135
at Emby.Server.Implementations.IO.LibraryMonitorStartup.RunAsync() in D:\a\1\s\Emby.Server.Implementations\IO\LibraryMonitorStartup.cs:line 26
at Emby.Server.Implementations.ApplicationHost.StartEntryPoints(IEnumerable`1 entryPoints, Boolean isBeforeStartup)+MoveNext() in D:\a\1\s\Emby.Server.Implementations\ApplicationHost.cs:line 541
at System.Threading.Tasks.Task.WhenAll(IEnumerable`1 tasks)
at Emby.Server.Implementations.ApplicationHost.RunStartupTasksAsync(CancellationToken cancellationToken) in D:\a\1\s\Emby.Server.Implementations\ApplicationHost.cs:line 525
at Jellyfin.Server.Integration.Tests.JellyfinApplicationFactory.CreateServer(IWebHostBuilder builder) in D:\a\1\s\tests\Jellyfin.Server.Integration.Tests\JellyfinApplicationFactory.cs:line 101
at Microsoft.AspNetCore.Mvc.Testing.WebApplicationFactory`1.EnsureServer()
at Microsoft.AspNetCore.Mvc.Testing.WebApplicationFactory`1.CreateDefaultClient(DelegatingHandler[] handlers)
at Microsoft.AspNetCore.Mvc.Testing.WebApplicationFactory`1.CreateDefaultClient(Uri baseAddress, DelegatingHandler[] handlers)
at Microsoft.AspNetCore.Mvc.Testing.WebApplicationFactory`1.CreateClient(WebApplicationFactoryClientOptions options)
at Microsoft.AspNetCore.Mvc.Testing.WebApplicationFactory`1.CreateClient()
at Jellyfin.Server.Integration.Tests.OpenApiSpecTests.GetSpec_ReturnsCorrectResponse() in D:\a\1\s\tests\Jellyfin.Server.Integration.Tests\OpenApiSpecTests.cs:line 26
--- End of stack trace from previous location ---
```
4 years ago
void AddParts (
IEnumerable < IImageProvider > imageProviders ,
IEnumerable < IMetadataService > metadataServices ,
IEnumerable < IMetadataProvider > metadataProviders ,
IEnumerable < IMetadataSaver > metadataSavers ,
IEnumerable < IExternalId > externalIds ) ;
/// <summary>
/// Gets the available remote images.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="query">The query.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{IEnumerable{RemoteImageInfo}}.</returns>
Task < IEnumerable < RemoteImageInfo > > GetAvailableRemoteImages ( BaseItem item , RemoteImageQuery query , CancellationToken cancellationToken ) ;
/// <summary>
/// Gets the image providers.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>IEnumerable{ImageProviderInfo}.</returns>
IEnumerable < ImageProviderInfo > GetRemoteImageProviderInfo ( BaseItem item ) ;
/// <summary>
/// Gets the image providers for the provided item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="refreshOptions">The image refresh options.</param>
/// <returns>The image providers for the item.</returns>
IEnumerable < IImageProvider > GetImageProviders ( BaseItem item , ImageRefreshOptions refreshOptions ) ;
/// <summary>
/// Gets the metadata providers for the provided item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="libraryOptions">The library options.</param>
/// <typeparam name="T">The type of metadata provider.</typeparam>
/// <returns>The metadata providers.</returns>
IEnumerable < IMetadataProvider < T > > GetMetadataProviders < T > ( BaseItem item , LibraryOptions libraryOptions )
where T : BaseItem ;
/// <summary>
/// Gets all metadata plugins.
/// </summary>
/// <returns>IEnumerable{MetadataPlugin}.</returns>
MetadataPluginSummary [ ] GetAllMetadataPlugins ( ) ;
/// <summary>
/// Gets the external urls.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>IEnumerable{ExternalUrl}.</returns>
IEnumerable < ExternalUrl > GetExternalUrls ( BaseItem item ) ;
/// <summary>
/// Gets the external identifier infos.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>IEnumerable{ExternalIdInfo}.</returns>
IEnumerable < ExternalIdInfo > GetExternalIdInfos ( IHasProviderIds item ) ;
/// <summary>
/// Saves the metadata.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="updateType">Type of the update.</param>
/// <returns>The task object representing the asynchronous operation.</returns>
Task SaveMetadataAsync ( BaseItem item , ItemUpdateType updateType ) ;
/// <summary>
/// Saves the metadata.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="updateType">Type of the update.</param>
/// <param name="savers">The metadata savers.</param>
/// <returns>The task object representing the asynchronous operation.</returns>
Task SaveMetadataAsync ( BaseItem item , ItemUpdateType updateType , IEnumerable < string > savers ) ;
/// <summary>
/// Gets the metadata options.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>MetadataOptions.</returns>
MetadataOptions GetMetadataOptions ( BaseItem item ) ;
/// <summary>
/// Gets the remote search results.
/// </summary>
/// <typeparam name="TItemType">The type of the t item type.</typeparam>
/// <typeparam name="TLookupType">The type of the t lookup type.</typeparam>
/// <param name="searchInfo">The search information.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{IEnumerable{SearchResult{``1}}}.</returns>
Task < IEnumerable < RemoteSearchResult > > GetRemoteSearchResults < TItemType , TLookupType > (
RemoteSearchQuery < TLookupType > searchInfo ,
CancellationToken cancellationToken )
where TItemType : BaseItem , new ( )
where TLookupType : ItemLookupInfo ;
HashSet < Guid > GetRefreshQueue ( ) ;
void OnRefreshStart ( BaseItem item ) ;
void OnRefreshProgress ( BaseItem item , double progress ) ;
void OnRefreshComplete ( BaseItem item ) ;
double? GetRefreshProgress ( Guid id ) ;
}
}