jellyfin-server/MediaBrowser.Api/BaseApiService.cs
2014-06-14 19:13:09 -04:00

343 lines
12 KiB
C#

using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Net;
using MediaBrowser.Controller.Session;
using MediaBrowser.Model.Logging;
using ServiceStack.Web;
using System;
using System.Collections.Generic;
using System.Linq;
namespace MediaBrowser.Api
{
/// <summary>
/// Class BaseApiService
/// </summary>
[AuthorizationRequestFilter]
public class BaseApiService : IHasResultFactory, IRestfulService
{
/// <summary>
/// Gets or sets the logger.
/// </summary>
/// <value>The logger.</value>
public ILogger Logger { get; set; }
/// <summary>
/// Gets or sets the HTTP result factory.
/// </summary>
/// <value>The HTTP result factory.</value>
public IHttpResultFactory ResultFactory { get; set; }
/// <summary>
/// Gets or sets the request context.
/// </summary>
/// <value>The request context.</value>
public IRequest Request { get; set; }
public string GetHeader(string name)
{
return Request.Headers[name];
}
/// <summary>
/// To the optimized result.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="result">The result.</param>
/// <returns>System.Object.</returns>
protected object ToOptimizedResult<T>(T result)
where T : class
{
return ResultFactory.GetOptimizedResult(Request, result);
}
/// <summary>
/// To the optimized result using cache.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="cacheKey">The cache key.</param>
/// <param name="lastDateModified">The last date modified.</param>
/// <param name="cacheDuration">Duration of the cache.</param>
/// <param name="factoryFn">The factory function.</param>
/// <returns>System.Object.</returns>
protected object ToOptimizedResultUsingCache<T>(Guid cacheKey, DateTime? lastDateModified, TimeSpan? cacheDuration, Func<T> factoryFn)
where T : class
{
return ResultFactory.GetOptimizedResultUsingCache(Request, cacheKey, lastDateModified, cacheDuration, factoryFn);
}
/// <summary>
/// To the optimized serialized result using cache.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="result">The result.</param>
/// <returns>System.Object.</returns>
protected object ToOptimizedSerializedResultUsingCache<T>(T result)
where T : class
{
return ToOptimizedResult(result);
}
/// <summary>
/// Gets the session.
/// </summary>
/// <param name="sessionManager">The session manager.</param>
/// <returns>SessionInfo.</returns>
protected SessionInfo GetSession(ISessionManager sessionManager)
{
var auth = AuthorizationRequestFilterAttribute.GetAuthorization(Request);
return sessionManager.Sessions.First(i => string.Equals(i.DeviceId, auth.DeviceId) &&
string.Equals(i.Client, auth.Client) &&
string.Equals(i.ApplicationVersion, auth.Version));
}
/// <summary>
/// To the cached result.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="cacheKey">The cache key.</param>
/// <param name="lastDateModified">The last date modified.</param>
/// <param name="cacheDuration">Duration of the cache.</param>
/// <param name="factoryFn">The factory fn.</param>
/// <param name="contentType">Type of the content.</param>
/// <param name="responseHeaders">The response headers.</param>
/// <returns>System.Object.</returns>
/// <exception cref="System.ArgumentNullException">cacheKey</exception>
protected object ToCachedResult<T>(Guid cacheKey, DateTime? lastDateModified, TimeSpan? cacheDuration, Func<T> factoryFn, string contentType, IDictionary<string,string> responseHeaders = null)
where T : class
{
return ResultFactory.GetCachedResult(Request, cacheKey, lastDateModified, cacheDuration, factoryFn, contentType, responseHeaders);
}
/// <summary>
/// To the static file result.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>System.Object.</returns>
protected object ToStaticFileResult(string path)
{
return ResultFactory.GetStaticFileResult(Request, path);
}
private readonly char[] _dashReplaceChars = new[] { '?', '/' };
private const char SlugChar = '-';
protected MusicArtist GetArtist(string name, ILibraryManager libraryManager)
{
return libraryManager.GetArtist(DeSlugArtistName(name, libraryManager));
}
protected Studio GetStudio(string name, ILibraryManager libraryManager)
{
return libraryManager.GetStudio(DeSlugStudioName(name, libraryManager));
}
protected Genre GetGenre(string name, ILibraryManager libraryManager)
{
return libraryManager.GetGenre(DeSlugGenreName(name, libraryManager));
}
protected MusicGenre GetMusicGenre(string name, ILibraryManager libraryManager)
{
return libraryManager.GetMusicGenre(DeSlugGenreName(name, libraryManager));
}
protected GameGenre GetGameGenre(string name, ILibraryManager libraryManager)
{
return libraryManager.GetGameGenre(DeSlugGameGenreName(name, libraryManager));
}
protected Person GetPerson(string name, ILibraryManager libraryManager)
{
return libraryManager.GetPerson(DeSlugPersonName(name, libraryManager));
}
protected IList<BaseItem> GetAllLibraryItems(Guid? userId, IUserManager userManager, ILibraryManager libraryManager, string parentId = null)
{
if (!string.IsNullOrEmpty(parentId))
{
var folder = (Folder) libraryManager.GetItemById(new Guid(parentId));
if (userId.HasValue)
{
var user = userManager.GetUserById(userId.Value);
return folder.GetRecursiveChildren(user).ToList();
}
return folder.GetRecursiveChildren();
}
if (userId.HasValue)
{
var user = userManager.GetUserById(userId.Value);
return userManager.GetUserById(userId.Value).RootFolder.GetRecursiveChildren(user, null);
}
return libraryManager.RootFolder.GetRecursiveChildren();
}
/// <summary>
/// Deslugs an artist name by finding the correct entry in the library
/// </summary>
/// <param name="name"></param>
/// <param name="libraryManager"></param>
/// <returns></returns>
protected string DeSlugArtistName(string name, ILibraryManager libraryManager)
{
if (name.IndexOf(SlugChar) == -1)
{
return name;
}
return libraryManager.RootFolder.RecursiveChildren
.OfType<Audio>()
.SelectMany(i => i.AllArtists)
.Distinct(StringComparer.OrdinalIgnoreCase)
.FirstOrDefault(i =>
{
i = _dashReplaceChars.Aggregate(i, (current, c) => current.Replace(c, SlugChar));
return string.Equals(i, name, StringComparison.OrdinalIgnoreCase);
}) ?? name;
}
/// <summary>
/// Deslugs a genre name by finding the correct entry in the library
/// </summary>
protected string DeSlugGenreName(string name, ILibraryManager libraryManager)
{
if (name.IndexOf(SlugChar) == -1)
{
return name;
}
return libraryManager.RootFolder.GetRecursiveChildren()
.SelectMany(i => i.Genres)
.Distinct(StringComparer.OrdinalIgnoreCase)
.FirstOrDefault(i =>
{
i = _dashReplaceChars.Aggregate(i, (current, c) => current.Replace(c, SlugChar));
return string.Equals(i, name, StringComparison.OrdinalIgnoreCase);
}) ?? name;
}
protected string DeSlugGameGenreName(string name, ILibraryManager libraryManager)
{
if (name.IndexOf(SlugChar) == -1)
{
return name;
}
return libraryManager.RootFolder.GetRecursiveChildren(i => i is Game)
.SelectMany(i => i.Genres)
.Distinct(StringComparer.OrdinalIgnoreCase)
.FirstOrDefault(i =>
{
i = _dashReplaceChars.Aggregate(i, (current, c) => current.Replace(c, SlugChar));
return string.Equals(i, name, StringComparison.OrdinalIgnoreCase);
}) ?? name;
}
/// <summary>
/// Deslugs a studio name by finding the correct entry in the library
/// </summary>
protected string DeSlugStudioName(string name, ILibraryManager libraryManager)
{
if (name.IndexOf(SlugChar) == -1)
{
return name;
}
return libraryManager.RootFolder.GetRecursiveChildren()
.SelectMany(i => i.Studios)
.Distinct(StringComparer.OrdinalIgnoreCase)
.FirstOrDefault(i =>
{
i = _dashReplaceChars.Aggregate(i, (current, c) => current.Replace(c, SlugChar));
return string.Equals(i, name, StringComparison.OrdinalIgnoreCase);
}) ?? name;
}
/// <summary>
/// Deslugs a person name by finding the correct entry in the library
/// </summary>
protected string DeSlugPersonName(string name, ILibraryManager libraryManager)
{
if (name.IndexOf(SlugChar) == -1)
{
return name;
}
return libraryManager.RootFolder.GetRecursiveChildren()
.SelectMany(i => i.People)
.Select(i => i.Name)
.Distinct(StringComparer.OrdinalIgnoreCase)
.FirstOrDefault(i =>
{
i = _dashReplaceChars.Aggregate(i, (current, c) => current.Replace(c, SlugChar));
return string.Equals(i, name, StringComparison.OrdinalIgnoreCase);
}) ?? name;
}
/// <summary>
/// Gets the name of the item by.
/// </summary>
/// <param name="name">The name.</param>
/// <param name="type">The type.</param>
/// <param name="libraryManager">The library manager.</param>
/// <returns>Task{BaseItem}.</returns>
/// <exception cref="System.ArgumentException"></exception>
protected BaseItem GetItemByName(string name, string type, ILibraryManager libraryManager)
{
BaseItem item;
if (type.IndexOf("Person", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetPerson(name, libraryManager);
}
else if (type.IndexOf("Artist", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetArtist(name, libraryManager);
}
else if (type.IndexOf("Genre", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetGenre(name, libraryManager);
}
else if (type.IndexOf("MusicGenre", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetMusicGenre(name, libraryManager);
}
else if (type.IndexOf("GameGenre", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetGameGenre(name, libraryManager);
}
else if (type.IndexOf("Studio", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetStudio(name, libraryManager);
}
else if (type.IndexOf("Year", StringComparison.OrdinalIgnoreCase) == 0)
{
item = libraryManager.GetYear(int.Parse(name));
}
else
{
throw new ArgumentException();
}
return item;
}
}
}