1 files changed, 72 insertions, 0 deletions
diff --git a/Jellyfin.Api/Extensions/ApiServiceCollectionExtensions.cs b/Jellyfin.Api/Extensions/ApiServiceCollectionExtensions.cs
new file mode 100644
index 000000000..1c682f8e4
--- /dev/null
+++ b/Jellyfin.Api/Extensions/ApiServiceCollectionExtensions.cs
@@ -0,0 +1,72 @@
+using Emby.Server.Implementations;
+using Jellyfin.Api.Auth;
+using Jellyfin.Api.Auth.FirstTimeSetupOrElevatedPolicy;
+using Jellyfin.Api.Auth.RequiresElevationPolicy;
+using Jellyfin.Api.Controllers;
+using Microsoft.AspNetCore.Authentication;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.Authorization;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.OpenApi.Models;
+
+namespace Jellyfin.Api.Extensions
+{
+    public static class ApiServiceCollectionExtensions
+    {
+        public static IServiceCollection AddJellyfinApiAuthorization(this IServiceCollection serviceCollection)
+        {
+            serviceCollection.AddSingleton<IAuthorizationHandler, FirstTimeSetupOrElevatedHandler>();
+            serviceCollection.AddSingleton<IAuthorizationHandler, RequiresElevationHandler>();
+            return serviceCollection.AddAuthorizationCore(options =>
+            {
+                options.AddPolicy(
+                    "RequiresElevation",
+                    policy =>
+                    {
+                        policy.AddAuthenticationSchemes("CustomAuthentication");
+                        policy.AddRequirements(new RequiresElevationRequirement());
+                    });
+                options.AddPolicy(
+                    "FirstTimeSetupOrElevated",
+                    policy =>
+                    {
+                        policy.AddAuthenticationSchemes("CustomAuthentication");
+                        policy.AddRequirements(new FirstTimeSetupOrElevatedRequirement());
+                    });
+            });
+        }
+
+        public static AuthenticationBuilder AddCustomAuthentication(this IServiceCollection serviceCollection)
+        {
+            return serviceCollection.AddAuthentication("CustomAuthentication")
+                .AddScheme<AuthenticationSchemeOptions, CustomAuthenticationHandler>("CustomAuthentication", null);
+        }
+
+        public static IMvcBuilder AddJellyfinApi(this IServiceCollection serviceCollection, string baseUrl)
+        {
+            return serviceCollection.AddMvc(opts =>
+                {
+                    var policy = new AuthorizationPolicyBuilder()
+                        .RequireAuthenticatedUser()
+                        .Build();
+                    opts.Filters.Add(new AuthorizeFilter(policy));
+                    opts.EnableEndpointRouting = false;
+                    opts.UseGeneralRoutePrefix(baseUrl);
+                })
+                .SetCompatibilityVersion(CompatibilityVersion.Version_2_2)
+                // Clear app parts to avoid other assemblies being picked up
+                .ConfigureApplicationPartManager(a => a.ApplicationParts.Clear())
+                .AddApplicationPart(typeof(StartupController).Assembly)
+                .AddControllersAsServices();
+        }
+
+        public static IServiceCollection AddJellyfinApiSwagger(this IServiceCollection serviceCollection)
+        {
+            return serviceCollection.AddSwaggerGen(c =>
+            {
+                c.SwaggerDoc("v1", new OpenApiInfo { Title = "Jellyfin API", Version = "v1" });
+            });
+        }
+    }
+}