Resolve merge conflicts

ProjectLighthouse.Tests/DatabaseFact.cs

@@ -0,0 +1,11 @@
+using ProjectLighthouse.Types;
+using Xunit;
+
+namespace ProjectLighthouse.Tests {
+    public sealed class DatabaseFact : FactAttribute {
+        public DatabaseFact() {
+            ServerSettings.DbConnectionString = "server=127.0.0.1;uid=root;pwd=lighthouse;database=lighthouse";
+            if(!ServerSettings.DbConnected) Skip = "Database not available";
+        }
+    }
+}

ProjectLighthouse.Tests/LighthouseTest.cs

@@ -0,0 +1,51 @@
+using System.IO;
+using System.Net.Http;
+using System.Threading.Tasks;
+using System.Xml.Serialization;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.TestHost;
+using ProjectLighthouse.Serialization;
+using ProjectLighthouse.Types;
+
+namespace ProjectLighthouse.Tests {
+    public class LighthouseTest {
+        public readonly TestServer Server;
+        public readonly HttpClient Client;
+
+        public LighthouseTest() {
+            this.Server = new TestServer(new WebHostBuilder()
+                .UseStartup<Startup>());
+            
+            this.Client = this.Server.CreateClient();
+        }
+
+        public async Task<HttpResponseMessage> AuthenticateResponse(int number = 0) {
+            const char nullChar = (char)0x00;
+            const char sepChar = (char)0x20;
+            const string username = "unitTestUser";
+
+            string stringContent = $"{nullChar}{sepChar}{username}{number}{nullChar}";
+            
+            HttpResponseMessage response = await this.Client.PostAsync("/LITTLEBIGPLANETPS3_XML/login", new StringContent(stringContent));
+            return response;
+        }
+        
+        public async Task<LoginResult> Authenticate(int number = 0) {
+            HttpResponseMessage response = await this.AuthenticateResponse(number);
+
+            string responseContent = LbpSerializer.StringElement("loginResult", await response.Content.ReadAsStringAsync());
+
+            XmlSerializer serializer = new(typeof(LoginResult));
+            return (LoginResult)serializer.Deserialize(new StringReader(responseContent))!;
+        }
+
+        public Task<HttpResponseMessage> AuthenticatedRequest(string endpoint, string mmAuth) => AuthenticatedRequest(endpoint, mmAuth, HttpMethod.Get);
+
+        public Task<HttpResponseMessage> AuthenticatedRequest(string endpoint, string mmAuth, HttpMethod method) {
+            using var requestMessage = new HttpRequestMessage(method, endpoint);
+            requestMessage.Headers.Add("Cookie", mmAuth);
+
+            return this.Client.SendAsync(requestMessage);
+        }
+    }
+}

ProjectLighthouse.Tests/ProjectLighthouse.Tests.csproj

@@ -0,0 +1,29 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <Nullable>enable</Nullable>
+
+        <IsPackable>false</IsPackable>
+
+        <TargetFrameworks>net5.0;net6.0</TargetFrameworks>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.11" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+        <PackageReference Include="xunit" Version="2.4.1" />
+        <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+            <PrivateAssets>all</PrivateAssets>
+        </PackageReference>
+        <PackageReference Include="coverlet.collector" Version="3.0.2">
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+            <PrivateAssets>all</PrivateAssets>
+        </PackageReference>
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\ProjectLighthouse\ProjectLighthouse.csproj" />
+    </ItemGroup>
+
+</Project>

ProjectLighthouse.Tests/ProjectLighthouse.Tests.csproj.DotSettings

@@ -0,0 +1,2 @@
+<wpf:ResourceDictionary xml:space="preserve" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:s="clr-namespace:System;assembly=mscorlib" xmlns:ss="urn:shemas-jetbrains-com:settings-storage-xaml" xmlns:wpf="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
+	<s:Boolean x:Key="/Default/CodeInspection/NamespaceProvider/NamespaceFoldersToSkip/=tests/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>

ProjectLighthouse.Tests/Tests/AuthenticationTests.cs

@@ -0,0 +1,59 @@
+using System.Net;
+using System.Net.Http;
+using System.Threading.Tasks;
+using ProjectLighthouse.Types;
+using Xunit;
+
+namespace ProjectLighthouse.Tests {
+    public class AuthenticationTests : LighthouseTest {
+        [Fact]
+        public async Task ShouldReturnErrorOnNoPostData() {
+            HttpResponseMessage response = await this.Client.PostAsync("/LITTLEBIGPLANETPS3_XML/login", null!);
+            Assert.False(response.IsSuccessStatusCode);
+            #if NET6_0_OR_GREATER
+            Assert.True(response.StatusCode == HttpStatusCode.BadRequest);
+            #else
+            Assert.True(response.StatusCode == HttpStatusCode.NotAcceptable);
+            #endif
+        }
+
+        [DatabaseFact]
+        public async Task ShouldReturnWithValidData() {
+            HttpResponseMessage response = await this.AuthenticateResponse();
+            Assert.True(response.IsSuccessStatusCode);
+            string responseContent = await response.Content.ReadAsStringAsync();
+            Assert.Contains("MM_AUTH=", responseContent);
+            Assert.Contains(ServerSettings.ServerName, responseContent);
+        }
+
+        [DatabaseFact]
+        public async Task CanSerializeBack() {
+            LoginResult loginResult = await this.Authenticate();
+            
+            Assert.NotNull(loginResult);
+            Assert.NotNull(loginResult.AuthTicket);
+            Assert.NotNull(loginResult.LbpEnvVer);
+
+            Assert.Contains("MM_AUTH=", loginResult.AuthTicket);
+            Assert.Equal(ServerSettings.ServerName, loginResult.LbpEnvVer);
+        }
+
+        [DatabaseFact]
+        public async Task CanUseToken() {
+            LoginResult loginResult = await this.Authenticate();
+
+            HttpResponseMessage response = await AuthenticatedRequest("/LITTLEBIGPLANETPS3_XML/eula", loginResult.AuthTicket);
+            string responseContent = await response.Content.ReadAsStringAsync();
+            
+            Assert.True(response.IsSuccessStatusCode);
+            Assert.Contains("You are logged in", responseContent);
+        }
+
+        [DatabaseFact]
+        public async Task ShouldReturnForbiddenWhenNotAuthenticated() {
+            HttpResponseMessage response = await this.Client.GetAsync("/LITTLEBIGPLANETPS3_XML/eula");
+            Assert.False(response.IsSuccessStatusCode);
+            Assert.True(response.StatusCode == HttpStatusCode.Forbidden);
+        }
+    }
+}

ProjectLighthouse.Tests/Tests/SerializerTests.cs

@@ -0,0 +1,31 @@
+using System.Collections.Generic;
+using ProjectLighthouse.Serialization;
+using Xunit;
+
+namespace ProjectLighthouse.Tests {
+    public class SerializerTests : LighthouseTest {
+        [Fact]
+        public void BlankElementWorks() {
+            Assert.Equal("<test></test>", LbpSerializer.BlankElement("test"));
+        }
+
+        [Fact]
+        public void StringElementWorks() {
+            Assert.Equal("<test>asd</test>", LbpSerializer.StringElement("test", "asd"));
+            Assert.Equal("<test>asd</test>", LbpSerializer.StringElement(new KeyValuePair<string, object>("test", "asd")));
+        }
+
+        [Fact]
+        public void TaggedStringElementWorks() {
+            Assert.Equal("<test foo=\"bar\">asd</test>", LbpSerializer.TaggedStringElement("test", "asd", "foo", "bar"));
+            Assert.Equal("<test foo=\"bar\">asd</test>", LbpSerializer.TaggedStringElement(new KeyValuePair<string, object>("test", "asd"),
+                new KeyValuePair<string, object>("foo", "bar")));
+        }
+
+        [Fact]
+        public void ElementsWorks() {
+            Assert.Equal("<test>asd</test><foo>bar</foo>", LbpSerializer.Elements(new KeyValuePair<string, object>("test", "asd"),
+                new KeyValuePair<string, object>("foo", "bar")));
+        }
+    }
+}

ProjectLighthouse.sln

@@ -2,6 +2,8 @@
 Microsoft Visual Studio Solution File, Format Version 12.00
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ProjectLighthouse", "ProjectLighthouse\ProjectLighthouse.csproj", "{C6CFD4AD-47ED-4C86-B0C4-A4216D82E0DC}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ProjectLighthouse.Tests", "ProjectLighthouse.Tests\ProjectLighthouse.Tests.csproj", "{AFC74569-B289-4ACC-B21C-313A3A62C017}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -12,5 +14,9 @@ Global
 		{C6CFD4AD-47ED-4C86-B0C4-A4216D82E0DC}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C6CFD4AD-47ED-4C86-B0C4-A4216D82E0DC}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{C6CFD4AD-47ED-4C86-B0C4-A4216D82E0DC}.Release|Any CPU.Build.0 = Release|Any CPU
+		{AFC74569-B289-4ACC-B21C-313A3A62C017}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{AFC74569-B289-4ACC-B21C-313A3A62C017}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{AFC74569-B289-4ACC-B21C-313A3A62C017}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{AFC74569-B289-4ACC-B21C-313A3A62C017}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal

ProjectLighthouse/Controllers/CommentController.cs

@@ -13,11 +13,17 @@ namespace ProjectLighthouse.Controllers {
     [Route("LITTLEBIGPLANETPS3_XML/")]
     [Produces("text/xml")]
     public class CommentController : ControllerBase {
+        private readonly Database database;
+        public CommentController(Database database) {
+            this.database = database;
+        }
+
         [HttpGet("userComments/{username}")]
         public async Task<IActionResult> GetComments(string username) {
-            // the following is downright retarded, but its 12:48am and i do not give a shit
-            //                                                      ↓ ok...      ↓ why does this need to be wrapped                  ↓ again???? whyyyy
-            List<Comment> comments = (await new Database().Comments.ToListAsync()).Where(c => c.TargetUsername == username).ToList(); 
+            List<Comment> comments = await database.Comments
+                .Include(c => c.Target)
+                .Where(c => c.Target.Username == username)
+                .ToListAsync();
 
             string outputXml = comments.Aggregate(string.Empty, (current, comment) => current + comment.Serialize());
             return this.Ok(LbpSerializer.StringElement("comments", outputXml));
@@ -31,7 +37,6 @@ namespace ProjectLighthouse.Controllers {
             XmlSerializer serializer = new(typeof(Comment));
             Comment comment = (Comment)serializer.Deserialize(new StringReader(bodyString));
 
-            await using Database database = new();
             User poster = await database.UserFromRequest(Request);
 
             if(poster == null) return this.StatusCode(403, "");

ProjectLighthouse/Controllers/LoginController.cs

@@ -2,7 +2,6 @@
 using System.IO;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Primitives;
 using ProjectLighthouse.Types;
 
 namespace ProjectLighthouse.Controllers {
@@ -10,11 +9,14 @@ namespace ProjectLighthouse.Controllers {
     [Route("LITTLEBIGPLANETPS3_XML/login")]
     [Produces("text/xml")]
     public class LoginController : ControllerBase {
+        private readonly Database database;
+
+        public LoginController(Database database) {
+            this.database = database;
+        }
+        
         [HttpPost]
         public async Task<IActionResult> Login() {
-            if(!this.Request.Query.TryGetValue("titleID", out StringValues _))
-                return this.BadRequest("");
-
             string body = await new StreamReader(Request.Body).ReadToEndAsync();
 
             LoginData loginData;
@@ -25,8 +27,6 @@ namespace ProjectLighthouse.Controllers {
                 return this.BadRequest();
             }
 
-            await using Database database = new();
-
             Token? token = await database.AuthenticateUser(loginData);
 
             if(token == null) return this.StatusCode(403, "");

ProjectLighthouse/Controllers/MessageController.cs

@@ -7,9 +7,14 @@ namespace ProjectLighthouse.Controllers {
     [Route("LITTLEBIGPLANETPS3_XML/")]
     [Produces("text/plain")]
     public class MessageController : ControllerBase {
+        private readonly Database database;
+        public MessageController(Database database) {
+            this.database = database;
+        }
+
         [HttpGet("eula")]
         public async Task<IActionResult> Eula() {
-            User user = await new Database().UserFromRequest(Request);
+            User user = await this.database.UserFromRequest(Request);
             return user == null ? this.StatusCode(403, "") : this.Ok($"You are logged in as user {user.Username} (id {user.UserId})");
         }
 

ProjectLighthouse/Controllers/PublishController.cs

@@ -11,6 +11,12 @@ namespace ProjectLighthouse.Controllers {
     [Route("LITTLEBIGPLANETPS3_XML/")]
     [Produces("text/xml")]
     public class PublishController : ControllerBase {
+        private readonly Database database;
+        
+        public PublishController(Database database) {
+            this.database = database;
+        }
+
         /// <summary>
         /// Endpoint the game uses to verify that the level is compatible (?)
         /// </summary>
@@ -27,8 +33,6 @@ namespace ProjectLighthouse.Controllers {
         /// </summary>
         [HttpPost("publish")]
         public async Task<IActionResult> Publish() {
-            await using Database database = new();
-
             User user = await database.UserFromRequest(Request);
             if(user == null) return this.StatusCode(403, "");
             
@@ -52,8 +56,6 @@ namespace ProjectLighthouse.Controllers {
 
         [HttpPost("unpublish/{id:int}")]
         public async Task<IActionResult> Unpublish(int id) {
-            await using Database database = new();
-
             Slot slot = await database.Slots.FirstOrDefaultAsync(s => s.SlotId == id);
 
             database.Locations.Remove(slot.Location);

ProjectLighthouse/Controllers/SlotsController.cs

@@ -1,6 +1,7 @@
-using System.Collections.Generic;
 using System.Linq;
+using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
 using ProjectLighthouse.Serialization;
 using ProjectLighthouse.Types;
 
@@ -9,22 +10,29 @@ namespace ProjectLighthouse.Controllers {
     [Route("LITTLEBIGPLANETPS3_XML/")]
     [Produces("text/xml")]
     public class SlotsController : ControllerBase {
+        private readonly Database database;
+        public SlotsController(Database database) {
+            this.database = database;
+        }
+
         [HttpGet("slots/by")]
         public IActionResult SlotsBy() {
-            string response = Enumerable.Aggregate(new Database().Slots, string.Empty, (current, slot) => current + slot.Serialize());
+            string response = Enumerable.Aggregate(
+                database.Slots
+                    .Include(s => s.Creator)
+                    .Include(s => s.Location)
+                , string.Empty, (current, slot) => current + slot.Serialize());
 
             return this.Ok(LbpSerializer.TaggedStringElement("slots", response, "total", 1));
         }
         
-        [HttpGet("s/user/{id:int}")]
-        public IActionResult SUser(int id) {
-            IEnumerable<Slot> slots = new Database().Slots
-                .Where(s => s.CreatorId == id)
-                .AsEnumerable();
+        public async Task<IActionResult> SUser(int id) {
+            Slot slot = await this.database.Slots
+                .Include(s => s.Creator)
+                .Include(s => s.Location)
+                .FirstOrDefaultAsync(s => s.SlotId == id);
 
-            string response = slots.Aggregate(string.Empty, (current, s) => current + s.Serialize());
-
-            return this.Ok(LbpSerializer.TaggedStringElement("slots", response, "total", 1));
+            return this.Ok(slot.Serialize());
         }
     }
 }

ProjectLighthouse/Controllers/UserController.cs

@@ -12,11 +12,16 @@ namespace ProjectLighthouse.Controllers {
     [Route("LITTLEBIGPLANETPS3_XML/")]
     [Produces("text/xml")]
     public class UserController : ControllerBase {
+        private readonly Database database;
+        public UserController(Database database) {
+            this.database = database;
+        }
+
         [HttpGet("user/{username}")]
         public async Task<IActionResult> GetUser(string username) {
-            await using Database database = new();
-            
-            User user = await database.Users.FirstOrDefaultAsync(u => u.Username == username);
+            User user = await database.Users
+                .Include(u => u.Location)
+                .FirstOrDefaultAsync(u => u.Username == username);
 
             if(user == null) return this.NotFound();
             return this.Ok(user.Serialize());
@@ -30,7 +35,6 @@ namespace ProjectLighthouse.Controllers {
 
         [HttpPost("updateUser")]
         public async Task<IActionResult> UpdateUser() {
-            await using Database database = new();
             User user = await database.UserFromRequest(Request);
 
             if(user == null) return this.StatusCode(403, "");

ProjectLighthouse/Database.cs

@@ -1,5 +1,3 @@
-//#nullable enable
-
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
 using Microsoft.EntityFrameworkCore;
@@ -11,7 +9,6 @@ namespace ProjectLighthouse {
         public DbSet<User> Users { get; set; }
         public DbSet<Location> Locations { get; set; }
         public DbSet<Slot> Slots { get; set; }
-        
         public DbSet<QueuedLevel> QueuedLevels { get; set; }
         public DbSet<Comment> Comments { get; set; }
         public DbSet<Token> Tokens { get; set; }
@@ -29,7 +26,7 @@ namespace ProjectLighthouse {
             User user = new() {
                 Username = username,
                 LocationId = l.Id,
-                Biography = "No biography provided",
+                Biography = username + " hasn't introduced themselves yet.",
                 Pins = "",
                 PlanetHash = "",
             };
@@ -63,7 +60,9 @@ namespace ProjectLighthouse {
         public async Task<User?> UserFromAuthToken(string authToken) {
             Token? token = await Tokens.FirstOrDefaultAsync(t => t.UserToken == authToken);
             if(token == null) return null;
-            return await Users.FirstOrDefaultAsync(u => u.UserId == token.UserId);
+            return await Users
+                .Include(u => u.Location)
+                .FirstOrDefaultAsync(u => u.UserId == token.UserId);
         }
 
         public async Task<User?> UserFromRequest(HttpRequest request) {

ProjectLighthouse/Program.cs

@@ -1,5 +1,7 @@
 using System;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using ProjectLighthouse.Types;
 
@@ -9,13 +11,13 @@ namespace ProjectLighthouse {
             Console.WriteLine("Welcome to Project Lighthouse!");
             Console.WriteLine(ServerSettings.DbConnected ? "Connected to the database." : "Database unavailable. Starting in stateless mode.");
 
-            CreateHostBuilder(args).Build().Run();
-        }
+            IHostBuilder builder = Host.CreateDefaultBuilder(args);
             
-        public static IHostBuilder CreateHostBuilder(string[] args) =>
-            Host.CreateDefaultBuilder(args)
-                .ConfigureWebHostDefaults(webBuilder => {
+            builder.ConfigureWebHostDefaults(webBuilder => {
                 webBuilder.UseStartup<Startup>();
             });
+
+            builder.Build().Run();
+        }
     }
 }

ProjectLighthouse/ProjectLighthouse.csproj

@@ -7,7 +7,8 @@
 
     <ItemGroup>
         <PackageReference Include="BCrypt.Net-Next" Version="4.0.2" />
-        <PackageReference Include="Microsoft.EntityFrameworkCore" Version="5.0.10" />
+        <PackageReference Include="Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore" Version="5.0.11" />
+        <PackageReference Include="Microsoft.EntityFrameworkCore" Version="5.0.11" />
         <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="5.0.2" />
         <PackageReference Include="Swashbuckle.AspNetCore" Version="5.6.3" />
     </ItemGroup>

ProjectLighthouse/Startup.cs

@@ -3,10 +3,12 @@ using System.IO;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
+using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using ProjectLighthouse.Serialization;
+using ProjectLighthouse.Types;
 
 namespace ProjectLighthouse {
     public class Startup {
@@ -18,10 +20,11 @@ namespace ProjectLighthouse {
 
         // This method gets called by the runtime. Use this method to add services to the container.
         public void ConfigureServices(IServiceCollection services) {
-
             services.AddControllers();
             services.AddMvc(options =>
                 options.OutputFormatters.Add(new XmlOutputFormatter()));
+            
+            services.AddDbContext<Database>();
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.

ProjectLighthouse/Types/Comment.cs

@@ -1,4 +1,5 @@
 using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
 using System.Xml.Serialization;
 using ProjectLighthouse.Serialization;
@@ -14,25 +15,11 @@ namespace ProjectLighthouse.Types {
         
         public int TargetUserId { get; set; }
 
-        private string posterUsername;
+        [ForeignKey(nameof(PosterUserId))]
+        public User Poster { get; set; }
         
-//        [XmlAttribute("username")]
-        public string PosterUsername {
-            get {
-                if(this.posterUsername != null) return this.posterUsername;
-                return this.posterUsername = new Database().Users.First(u => u.UserId == PosterUserId).Username;
-            }
-        }
-
-        private string targetUsername;
-
-        public string TargetUsername {
-            get {
-                if(this.targetUsername != null) return this.targetUsername;
-
-                return this.targetUsername = new Database().Users.First(u => u.UserId == TargetUserId).Username;
-            }
-        }
+        [ForeignKey(nameof(TargetUserId))]
+        public User Target { get; set; }
 
         public long Timestamp { get; set; }
 
@@ -43,7 +30,7 @@ namespace ProjectLighthouse.Types {
 
         private string serialize() {
             return LbpSerializer.StringElement("id", CommentId) +
-                   LbpSerializer.StringElement("npHandle", this.PosterUsername) +
+                   LbpSerializer.StringElement("npHandle", this.Poster.Username) +
                    LbpSerializer.StringElement("timestamp", Timestamp) +
                    LbpSerializer.StringElement("message", Message) +
                    LbpSerializer.StringElement("thumbsup", ThumbsUp) +

ProjectLighthouse/Types/LoginResult.cs

@@ -1,12 +1,17 @@
 using System.Collections.Generic;
+using System.Xml.Serialization;
 using ProjectLighthouse.Serialization;
 
 namespace ProjectLighthouse.Types {
     /// <summary>
     /// Response to POST /login
     /// </summary>
+    [XmlRoot("loginResult"), XmlType("loginResult")]
     public class LoginResult {
+        [XmlElement("authTicket")]
         public string AuthTicket { get; set; }
+
+        [XmlElement("lbpEnvVer")]
         public string LbpEnvVer { get; set; }
 
         public string Serialize() {

ProjectLighthouse/Types/ServerSettings.cs

@@ -16,10 +16,11 @@ namespace ProjectLighthouse.Types {
         public static string DbConnectionString {
             get {
                 if(dbConnectionString == null) {
-                    return dbConnectionString = Environment.GetEnvironmentVariable("LIGHTHOUSE_DB_CONNECTION_STRING") ?? "";
+                    return dbConnectionString = Environment.GetEnvironmentVariable("") ?? "";
                 }
                 return dbConnectionString;
             }
+            set => dbConnectionString = value;
         }
 
         public static bool DbConnected {

ProjectLighthouse/Types/Slot.cs

@@ -2,6 +2,7 @@ using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
 using System.Xml.Serialization;
+using Microsoft.EntityFrameworkCore.Metadata.Internal;
 using ProjectLighthouse.Serialization;
 
 namespace ProjectLighthouse.Types {
@@ -40,29 +41,15 @@ namespace ProjectLighthouse.Types {
         [XmlIgnore] 
         public int CreatorId { get; set; }
 
-        private User creator;
-
-        public User Creator {
-            get {
-                if(this.creator != null) return this.creator;
-
-                return creator = new Database().Users.First(u => u.UserId == CreatorId);
-            }
-        }
-
-        private Location location;
+        [ForeignKey(nameof(CreatorId))]
+        public User Creator { get; set; }
 
         /// <summary>
         /// The location of the level on the creator's earth
         /// </summary>
         [XmlElement("location")]
-        public Location Location {
-            get {
-                if(location != null) return this.location;
-
-                return location = new Database().Locations.First(l => l.Id == LocationId);
-            }
-        }
+        [ForeignKey(nameof(LocationId))]
+        public Location Location { get; set; }
         
         [XmlElement("initiallyLocked")]
         public bool InitiallyLocked { get; set; }

ProjectLighthouse/Types/User.cs

@@ -1,3 +1,4 @@
+using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
 using ProjectLighthouse.Serialization;
 
@@ -24,16 +25,11 @@ namespace ProjectLighthouse.Types {
         
         public int LocationId { get; set; }
 
-        private Location location;
         /// <summary>
         /// The location of the profile card on the user's earth
         /// </summary>
-        public Location Location {
-            get {
-                if(location != null) return this.location;
-                return location = new Database().Locations.First(l => l.Id == LocationId);
-            }
-        }
+        [ForeignKey("LocationId")]
+        public Location Location { get; set; }
 
         public int FavouriteSlotCount { get; set; }
         public int FavouriteUserCount { get; set; }