#103: Remove WAV support (#105)

* #103: Adding checks to prevent .wav files from being uploaded:

* #103: Added method to create song and moving some code around

* #103: Fixed build issue

* tsk-103: Cleanup of temporary files

* tsk-103: Formatting changes

* tsk-103: Minor changes

* tsk-103: Fixing build issue

* tsk-103: Refactored enum

* CORE-23734: Refactoring

* tsk-103: Confirmed functionality is working

* Removed commented code

* Removed commented code

.gitignore

@@ -18,3 +18,7 @@ Icarus/bin
 Icarus/obj
 Models/bin
 Models/obj
+Migrations
+Icarus.txt
+Storage
+.DS_Store

Icarus/Controllers/Managers/DirectoryManager.cs

@@ -116,6 +116,38 @@ public class DirectoryManager : BaseManager
         }
     }
 
+    public int DeleteEmptyDirectories(string? directory, int level)
+    {
+        var deleted = 0;
+
+        try
+        {
+            var curDir = directory;
+            for (var i = 0; i < level; i++)
+            {
+                if (!System.IO.Directory.Exists(curDir))
+                {
+                    continue;
+                }
+
+                if (this.IsDirectoryEmpty(curDir))
+                {
+                    System.IO.Directory.Delete(curDir);
+                    deleted++;
+                }
+
+                curDir = System.IO.Directory.GetParent(curDir).ToString();
+            }
+        }
+        catch (Exception ex)
+        {
+            var exMsg = ex.Message;
+            Console.WriteLine($"An error occurred {exMsg}");
+        }
+
+        return deleted;
+    }
+
     public void DeleteEmptyDirectories(Song song)
     {
         try
@@ -187,7 +219,7 @@ public class DirectoryManager : BaseManager
 
     private class DirEnt
     {
-        public string? Pre { get; set;}
+        public string? Pre { get; set; }
         public string? Path { get; set; }
         public string? Post { get; set; }
     }

Icarus/Controllers/Managers/SongManager.cs

@@ -3,9 +3,11 @@ using NLog;
 using Icarus.Controllers.Utilities;
 using Icarus.Models;
 using Icarus.Database.Contexts;
+using TagLib.Mpeg4;
 
 namespace Icarus.Controllers.Managers;
 
+
 public class SongManager : BaseManager
 {
     #region Fields
@@ -107,12 +109,19 @@ public class SongManager : BaseManager
         try
         {
             var songPath = songMetaData.SongPath();
-            File.Delete(songPath);
+            System.IO.File.Delete(songPath);
-            successful = true;
+            successful = !System.IO.File.Exists(songPath);
-            DirectoryManager dirMgr = new DirectoryManager(_config!, songMetaData);
+            if (successful)
-            dirMgr.DeleteEmptyDirectories();
+            {
                 Console.WriteLine("Song successfully deleted");
             }
+            DirectoryManager dirMgr = new DirectoryManager(_config!, songMetaData);
+            var deletedAmount = dirMgr.DeleteEmptyDirectories(songMetaData.SongDirectory, 1);
+            if (deletedAmount > 0)
+            {
+                Console.WriteLine($"{deletedAmount} directories deleted");
+            }
+        }
         catch (Exception ex)
         {
             var exMsg = ex.Message;
@@ -196,6 +205,7 @@ public class SongManager : BaseManager
     }
 
     // Change the name of this method to only focus on wav files
+    [Obsolete("Support for uplodaing wav files will end. Use the flac alternative instead - SaveFlacSongToFileSystem(..)")]
     public Song SaveSongToFileSystem(IFormFile songFile, IFormFile coverArtData, Song song)
     {
         if (string.IsNullOrEmpty(song.SongDirectory))
@@ -366,6 +376,28 @@ public class SongManager : BaseManager
     }
 
 
+    public Icarus.Models.CreateFileResult Create(IFormFile file, string filePath, string prompt)
+    {
+        if (System.IO.File.Exists(filePath))
+        {
+            return CreateFileResult.AlreadyExists;
+        }
+
+        using (var filestream = new FileStream(filePath, FileMode.Create))
+        {
+            Console.WriteLine(prompt);
+            file.CopyTo(filestream);
+
+            if (System.IO.File.Exists(filePath))
+            {
+                return CreateFileResult.FileCreatedAndExists;
+            }
+        }
+
+        return 0;
+    }
+
+
     private bool SongRecordChanged(Song currentSong, Song songUpdates)
     {
         var currentTitle = currentSong.Title;
@@ -439,7 +471,7 @@ public class SongManager : BaseManager
 
             DeleteEmptyDirectories(ref song, ref song);
         }
-        catch(Exception ex)
+        catch (Exception ex)
         {
             var msg = ex.Message;
             _logger.Error(msg, "An error occurred when attempting to delete the song from the filesystem");

Icarus/Controllers/Managers/TokenManager.cs

@@ -74,7 +74,7 @@ public class TokenManager : BaseManager
 
     public LoginResult LoginSymmetric(User user)
     {
-        var tokenResult = new TokenTierOne{ TokenType = "JWT" };
+        var tokenResult = new TokenTierOne { TokenType = "JWT" };
 
         var payload = Payload();
         payload.Add(new Claim("user_id", user.Id.ToString(), ClaimValueTypes.Integer));
@@ -112,8 +112,11 @@ public class TokenManager : BaseManager
     {
         return new LoginResult
         {
-            UserId = user.Id, Username = user.Username, Token = token.AccessToken,
+            UserId = user.Id,
-            TokenType = token.TokenType, Expiration = token.Expiration,
+            Username = user.Username,
+            Token = token.AccessToken,
+            TokenType = token.TokenType,
+            Expiration = token.Expiration,
             Message = SUCCESSFUL_TOKEN_MESSAGE
         };
     }
@@ -224,8 +227,10 @@ public class TokenManager : BaseManager
 
         return new TokenRequest
         {
-            ClientId = _clientId, ClientSecret = _clientSecret,
+            ClientId = _clientId,
-            Audience = _audience, GrantType = _grantType
+            ClientSecret = _clientSecret,
+            Audience = _audience,
+            GrantType = _grantType
         };
     }
 

Icarus/Controllers/Utilities/MetadataRetriever.cs

@@ -9,8 +9,8 @@ public class MetadataRetriever
 {
     #region Fields
     private static NLog.Logger? _logger = NLog.Web.NLogBuilder.ConfigureNLog("nlog.config").GetCurrentClassLogger();
-    private List<string>? _supportedAudioFileTypes = new List<string> {"wav", "flac"};
+    private List<string>? _supportedAudioFileTypes = new List<string> { "wav", "flac" };
-    private List<string>? _supportedImageFileTypes = new List<string> {"jpeg", "jpg", "png"};
+    private List<string>? _supportedImageFileTypes = new List<string> { "jpeg", "jpg", "png" };
     private Song? _updatedSong;
     private string? _message;
     private string? _title;
@@ -267,7 +267,7 @@ public class MetadataRetriever
                             break;
                         case "artists":
                             _updatedSong!.Artist = artist;
-                            fileTag.Tag.Performers = new []{artist};
+                            fileTag.Tag.Performers = new[] { artist };
                             break;
                         case "album":
                             _updatedSong!.AlbumTitle = album;
@@ -275,7 +275,7 @@ public class MetadataRetriever
                             break;
                         case "genre":
                             _updatedSong!.Genre = genre;
-                            fileTag.Tag.Genres = new []{genre};
+                            fileTag.Tag.Genres = new[] { genre };
                             break;
                         case "year":
                             _updatedSong!.Year = year;
@@ -283,7 +283,7 @@ public class MetadataRetriever
                             break;
                         case "albumartist":
                             _updatedSong!.AlbumArtist = albumArtist;
-                            fileTag.Tag.AlbumArtists = new []{albumArtist};
+                            fileTag.Tag.AlbumArtists = new[] { albumArtist };
                             break;
                         case "track":
                             _updatedSong!.Track = track;

Icarus/Controllers/Utilities/PasswordEncryption.cs

@@ -70,14 +70,14 @@ public class PasswordEncryption
             password: password, salt: salt,
             prf: KeyDerivationPrf.HMACSHA1,
             iterationCount: 10000,
-            numBytesRequested: 256/8));
+            numBytesRequested: 256 / 8));
 
         return hashed;
     }
 
     byte[] GenerateSalt()
     {
-        byte[] salt = new byte[128/8];
+        byte[] salt = new byte[128 / 8];
 
         using (var rng = RandomNumberGenerator.Create())
             rng.GetBytes(salt);

Icarus/Controllers/Utilities/SongCompression.cs

@@ -46,7 +46,7 @@ public class SongCompression
 
             songData.Data = await System.IO.File.ReadAllBytesAsync(archivePath);
         }
-        catch(Exception ex)
+        catch (Exception ex)
         {
             var exMsg = ex.Message;
             Console.WriteLine($"An error ocurred: \n{exMsg}");

Icarus/Controllers/v1/AlbumController.cs

@@ -48,7 +48,7 @@ public class AlbumController : BaseController
     [HttpGet("{id}")]
     public IActionResult GetAlbum(int id)
     {
-        Album album = new Album{ Id = id };
+        Album album = new Album { Id = id };
 
         var albumContext = new AlbumContext(_connectionString!);
 

Icarus/Controllers/v1/CoverArtController.cs

@@ -79,7 +79,7 @@ public class CoverArtController : BaseController
         var songContext = new SongContext(_connectionString!);
         var covMgr = new CoverArtManager(this._config!);
 
-        var songMetaData = songContext.RetrieveRecord(new Song { Id = id});
+        var songMetaData = songContext.RetrieveRecord(new Song { Id = id });
         var c = covMgr.GetCoverArt(songMetaData);
 
         var filename = DirectoryManager.GenerateDownloadFilename(10, Constants.FileExtensions.JPG_EXTENSION, songMetaData.Title!, randomizeFilename);

Icarus/Controllers/v1/SongCompressedDataControllers.cs

@@ -46,7 +46,7 @@ public class SongCompressedDataController : BaseController
         Console.WriteLine($"Archive directory root: {_archiveDir}");
 
         Console.WriteLine("Starting process of retrieving comrpessed song");
-        var sng = context.RetrieveRecord(new Song{ Id = id });
+        var sng = context.RetrieveRecord(new Song { Id = id });
         SongData song = await cmp.RetrieveCompressedSong(sng);
 
         var filename = DirectoryManager.GenerateDownloadFilename(10, Constants.FileExtensions.ZIP_EXTENSION, sng.Title!, randomizeFilename);

Icarus/Controllers/v1/SongController.cs

@@ -61,7 +61,7 @@ public class SongController : BaseController
     {
         var context = new SongContext(_connectionString!);
 
-        var song = context.RetrieveRecord(new Song{ Id = id });
+        var song = context.RetrieveRecord(new Song { Id = id });
 
         Console.WriteLine("Here");
 

Icarus/Controllers/v1/SongDataController.cs

@@ -7,6 +7,8 @@ using Icarus.Database.Contexts;
 
 namespace Icarus.Controllers.V1;
 
+
+
 [Route("api/v1/song/data")]
 [ApiController]
 [Authorize]
@@ -40,7 +42,7 @@ public class SongDataController : BaseController
     public IActionResult Download(int id, [FromQuery] bool? randomizeFilename)
     {
         var songContext = new SongContext(_connectionString!);
-        var songMetaData = songContext.RetrieveRecord(new Song { Id = id});
+        var songMetaData = songContext.RetrieveRecord(new Song { Id = id });
 
         var song = _songMgr!.RetrieveSong(songMetaData).Result;
         string filename;
@@ -151,8 +153,13 @@ public class SongDataController : BaseController
                 switch (song.AudioType)
                 {
                     case "wav":
-                        song = _songMgr.SaveSongToFileSystem(up.SongData, up.CoverArtData, song);
+                        var _ = _songMgr.DeleteSongFromFileSystem(tmpSong);
-                        break;
+                        return BadRequest(new UploadSongWithDataResponse
+                        {
+                            Subject = "No longer supported",
+                            Message = "No support for .wav files",
+                            Songs = new List<Song>()
+                        });
                     case "flac":
                         song = _songMgr.SaveFlacSongToFileSystem(up.SongData, up.CoverArtData, song);
                         break;
@@ -176,7 +183,7 @@ public class SongDataController : BaseController
     {
         var songContext = new SongContext(_connectionString!);
 
-        var songMetaData = new Song{ Id = id };
+        var songMetaData = new Song { Id = id };
         Console.WriteLine($"Id {songMetaData.Id}");
 
         songMetaData = songContext.RetrieveRecord(songMetaData);
@@ -207,4 +214,16 @@ public class SongDataController : BaseController
         [FromForm(Name = "metadata")]
         public string? SongFile { get; set; }
     }
+
+    public class UploadSongWithDataResponse
+    {
+        #region Properties
+        [Newtonsoft.Json.JsonProperty("message")]
+        public string Message { get; set; }
+        [Newtonsoft.Json.JsonProperty("subject")]
+        public string Subject { get; set; }
+        [Newtonsoft.Json.JsonProperty("data")]
+        public List<Song> Songs { get; set; }
+        #endregion
+    }
 }

Icarus/Controllers/v1/SongStreamController.cs

@@ -48,7 +48,8 @@ public class SongStreamController : BaseController
         _logger!.LogInformation("Starting to stream song...>");
         Console.WriteLine("Starting to streamsong...");
 
-        return await Task.Run(() => {
+        return await Task.Run(() =>
+        {
             return File(stream, "application/octet-stream", filename);
         });
     }

Icarus/Database/Contexts/ArtistContext.cs

@@ -8,7 +8,7 @@ public class ArtistContext : DbContext
 {
     public DbSet<Artist> Artists { get; set; }
 
-    public ArtistContext(DbContextOptions<ArtistContext> options) : base (options) { }
+    public ArtistContext(DbContextOptions<ArtistContext> options) : base(options) { }
     public ArtistContext(string connString) : base(new DbContextOptionsBuilder<ArtistContext>()
                         .UseMySQL(connString).Options)
     {

Icarus/Icarus.csproj

@@ -37,6 +37,7 @@
     <ProjectReference Include="..\Models\Models.csproj" />
   </ItemGroup>
 
+
   <ItemGroup>
     <Content Update="nlog.config" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="Images/Stock/*.*" CopyToOutputDirectory="PreserveNewest" />

Icarus/Program.cs

@@ -56,14 +56,16 @@ builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme).AddJw
 {
     options.RequireHttpsMetadata = false;
     options.SaveToken = true;
+    var audience = Configuration["JWT:Audience"];
+    var issuer = Configuration["JWT:Issuer"];
     options.TokenValidationParameters = new TokenValidationParameters()
     {
         ValidateIssuer = true,
         ValidateAudience = true,
         ValidateIssuerSigningKey = true,
         ValidateLifetime = true,
-        ValidAudience = Configuration["JWT:Audience"],
+        ValidAudience = audience,
-        ValidIssuer = Configuration["JWT:Issuer"],
+        ValidIssuer = issuer,
         IssuerSigningKey = new SymmetricSecurityKey(System.Text.Encoding.UTF8.GetBytes(Configuration["JWT:Secret"]!))
     };
 });

Models/CoverArt.cs

@@ -23,7 +23,7 @@ public class CoverArt
     {
         var fullPath = this.Directory;
 
-        if (fullPath![fullPath.Length -1] != '/')
+        if (fullPath![fullPath.Length - 1] != '/')
         {
             fullPath += "/";
         }

Models/CreateFile.cs

@@ -0,0 +1,11 @@
+
+
+
+namespace Icarus.Models;
+
+public enum CreateFileResult
+{
+    Unknwon = 0,
+    AlreadyExists = 1,
+    FileCreatedAndExists = 2
+}

Models/Models.csproj

@@ -12,4 +12,8 @@
     <PackageReference Include="newtonsoft.json" Version="13.0.3" />
   </ItemGroup>
 
+  <ItemGroup>
+    <FrameworkReference Include="Microsoft.AspNetCore.App" />
+  </ItemGroup>
+
 </Project>

Models/Song.cs

@@ -80,7 +80,7 @@ public class Song
     {
         var fullPath = SongDirectory;
 
-        if (fullPath![fullPath.Length -1] != '/')
+        if (fullPath![fullPath.Length - 1] != '/')
         {
             fullPath += "/";
         }
@@ -112,6 +112,27 @@ public class Song
         return includeExtension ? $"{filename}{extension}" : filename;
     }
 
+    public CreateSongResult Create(Microsoft.AspNetCore.Http.IFormFile file, string filePath, string prompt)
+    {
+        if (System.IO.File.Exists(filePath))
+        {
+            return CreateSongResult.AlreadyExists;
+        }
+
+        using (var filestream = new FileStream(filePath, FileMode.Create))
+        {
+            Console.WriteLine(prompt);
+            file.CopyTo(filestream);
+
+            if (System.IO.File.Exists(filePath))
+            {
+                return CreateSongResult.Created;
+            }
+        }
+
+        return CreateSongResult.NotCreated;
+    }
+
     private string DetermineFileExtension(AudioFileExtensionsType flag)
     {
         switch (flag)
@@ -135,11 +156,22 @@ public class Song
         return filename;
     }
     #endregion
+
 }
 
+#region Enums
 public enum AudioFileExtensionsType
 {
     Default = 0,
     WAV = 1,
     FLAC = 2
 }
+
+public enum CreateSongResult
+{
+    NotCreated = 0,
+    AlreadyExists = 1,
+    Created = 2
+}
+#endregion
+