jellyfin/MediaBrowser.Server.Implementations/HttpServer/Security/AuthorizationContext.cs

97 lines
3.1 KiB
C#

using System;
using System.Collections.Generic;
using MediaBrowser.Controller.Net;
using ServiceStack.Web;
namespace MediaBrowser.Server.Implementations.HttpServer.Security
{
public class AuthorizationContext : IAuthorizationContext
{
public AuthorizationInfo GetAuthorizationInfo(IRequest requestContext)
{
return GetAuthorization(requestContext);
}
/// <summary>
/// Gets the authorization.
/// </summary>
/// <param name="httpReq">The HTTP req.</param>
/// <returns>Dictionary{System.StringSystem.String}.</returns>
private static AuthorizationInfo GetAuthorization(IRequest httpReq)
{
var auth = GetAuthorizationDictionary(httpReq);
string userId = null;
string deviceId = null;
string device = null;
string client = null;
string version = null;
if (auth != null)
{
auth.TryGetValue("UserId", out userId);
auth.TryGetValue("DeviceId", out deviceId);
auth.TryGetValue("Device", out device);
auth.TryGetValue("Client", out client);
auth.TryGetValue("Version", out version);
}
return new AuthorizationInfo
{
Client = client,
Device = device,
DeviceId = deviceId,
UserId = userId,
Version = version
};
}
/// <summary>
/// Gets the auth.
/// </summary>
/// <param name="httpReq">The HTTP req.</param>
/// <returns>Dictionary{System.StringSystem.String}.</returns>
private static Dictionary<string, string> GetAuthorizationDictionary(IRequest httpReq)
{
var auth = httpReq.Headers["Authorization"];
return GetAuthorization(auth);
}
/// <summary>
/// Gets the authorization.
/// </summary>
/// <param name="authorizationHeader">The authorization header.</param>
/// <returns>Dictionary{System.StringSystem.String}.</returns>
private static Dictionary<string, string> GetAuthorization(string authorizationHeader)
{
if (authorizationHeader == null) return null;
var parts = authorizationHeader.Split(' ');
// There should be at least to parts
if (parts.Length < 2) return null;
// It has to be a digest request
if (!string.Equals(parts[0], "MediaBrowser", StringComparison.OrdinalIgnoreCase))
{
return null;
}
// Remove uptil the first space
authorizationHeader = authorizationHeader.Substring(authorizationHeader.IndexOf(' '));
parts = authorizationHeader.Split(',');
var result = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
foreach (var item in parts)
{
var param = item.Trim().Split(new[] { '=' }, 2);
result.Add(param[0], param[1].Trim(new[] { '"' }));
}
return result;
}
}
}