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Refactor AaxDecrypter

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This commit is contained in:
Michael Bucari-Tovo 2023-01-24 22:25:19 -07:00
parent 4d6c742ae9
commit 25b37c6266
19 changed files with 363 additions and 932 deletions
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41
Source/FileLiberator/DownloadOptions.cs
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@ -3,7 +3,6 @@ using AAXClean;
using Dinah.Core;
using DataLayer;
using LibationFileManager;
using FileManager;
using System.Threading.Tasks;
using System;
using System.IO;
@ -17,36 +16,35 @@ namespace FileLiberator
public LibraryBook LibraryBook { get; }
public LibraryBookDto LibraryBookDto { get; }
public string DownloadUrl { get; }
public string UserAgent { get; }
public string AudibleKey { get; init; }
public string AudibleIV { get; init; }
public AaxDecrypter.OutputFormat OutputFormat { get; init; }
public bool TrimOutputToChapterLength { get; init; }
public bool RetainEncryptedFile { get; init; }
public bool StripUnabridged { get; init; }
public bool CreateCueSheet { get; init; }
public bool DownloadClipsBookmarks { get; init; }
public long DownloadSpeedBps { get; init; }
public TimeSpan RuntimeLength { get; init; }
public OutputFormat OutputFormat { get; init; }
public ChapterInfo ChapterInfo { get; init; }
public bool FixupFile { get; init; }
public NAudio.Lame.LameConfig LameConfig { get; init; }
public bool Downsample { get; init; }
public bool MatchSourceBitrate { get; init; }
public ReplacementCharacters ReplacementCharacters => Configuration.Instance.ReplacementCharacters;
public bool MoveMoovToBeginning { get; init; }
public string UserAgent => AudibleApi.Resources.USER_AGENT;
public bool TrimOutputToChapterLength => config.AllowLibationFixup && config.StripAudibleBrandAudio;
public bool StripUnabridged => config.AllowLibationFixup && config.StripUnabridged;
public bool CreateCueSheet => config.CreateCueSheet;
public bool DownloadClipsBookmarks => config.DownloadClipsBookmarks;
public long DownloadSpeedBps => config.DownloadSpeedLimit;
public bool RetainEncryptedFile => config.RetainAaxFile;
public bool FixupFile => config.AllowLibationFixup;
public bool Downsample => config.AllowLibationFixup && config.LameDownsampleMono;
public bool MatchSourceBitrate => config.AllowLibationFixup && config.LameMatchSourceBR && config.LameTargetBitrate;
public bool MoveMoovToBeginning => config.MoveMoovToBeginning;
public string GetMultipartFileName(MultiConvertFileProperties props)
=> Templates.ChapterFile.GetFilename(LibraryBookDto, props);
public string GetMultipartTitleName(MultiConvertFileProperties props)
public string GetMultipartTitle(MultiConvertFileProperties props)
=> Templates.ChapterTitle.GetTitle(LibraryBookDto, props);
public async Task<string> SaveClipsAndBookmarks(string fileName)
public async Task<string> SaveClipsAndBookmarksAsync(string fileName)
{
if (DownloadClipsBookmarks)
{
var format = Configuration.Instance.ClipsBookmarksFileFormat;
var format = config.ClipsBookmarksFileFormat;
var formatExtension = format.ToString().ToLowerInvariant();
var filePath = Path.ChangeExtension(fileName, formatExtension);
@ -71,20 +69,21 @@ namespace FileLiberator
return string.Empty;
}
private readonly Configuration config;
private readonly IDisposable cancellation;
public void Dispose() => cancellation?.Dispose();
public DownloadOptions(LibraryBook libraryBook, string downloadUrl, string userAgent)
public DownloadOptions(Configuration config, LibraryBook libraryBook, string downloadUrl)
{
this.config = ArgumentValidator.EnsureNotNull(config, nameof(config));
LibraryBook = ArgumentValidator.EnsureNotNull(libraryBook, nameof(libraryBook));
DownloadUrl = ArgumentValidator.EnsureNotNullOrEmpty(downloadUrl, nameof(downloadUrl));
UserAgent = ArgumentValidator.EnsureNotNullOrEmpty(userAgent, nameof(userAgent));
// no null/empty check for key/iv. unencrypted files do not have them
LibraryBookDto = LibraryBook.ToDto();
cancellation =
Configuration.Instance
config
.ObservePropertyChanged<long>(
nameof(Configuration.DownloadSpeedLimit),
newVal => DownloadSpeedChanged?.Invoke(this, newVal));