Bugfix: decrypt file conflict

AaxDecrypter/UNTESTED/AaxToM4bConverter.cs

@@ -105,6 +105,8 @@ namespace AaxDecrypter
                 getASCIITag(tags.author),
                 getASCIITag(tags.title) + ".m4b"
                 );
+
+			// set default name
 			SetOutputFilename(defaultFilename);
 
             await Task.Run(() => saveCover(inputFileName));
@@ -162,6 +164,9 @@ namespace AaxDecrypter
             if (Path.GetExtension(outputFileName) != ".m4b")
                 outputFileName = outputFileWithNewExt(".m4b");
 
+			if (File.Exists(outputFileName))
+				File.Delete(outputFileName);
+
             outDir = Path.GetDirectoryName(outputFileName);
         }
 
@@ -281,7 +286,8 @@ namespace AaxDecrypter
         }
 
 		// temp file names for steps 3, 4, 5
-        string tempChapsPath => Path.Combine(outDir, "tempChaps.mp4");
+        string tempChapsGuid { get; } = Guid.NewGuid().ToString().ToUpper().Replace("-", "");
+        string tempChapsPath => Path.Combine(outDir, $"tempChaps_{tempChapsGuid}.mp4");
         string mp4_file => outputFileWithNewExt(".mp4");
         string ff_txt_file => mp4_file + ".ff.txt";
 

FileLiberator/UNTESTED/DecryptBook.cs

@@ -94,6 +94,7 @@ namespace FileLiberator
                 NarratorsDiscovered?.Invoke(this, converter.tags.narrator);
                 CoverImageFilepathDiscovered?.Invoke(this, converter.coverBytes);
 
+				// override default which was set in CreateAsync
                 converter.SetOutputFilename(proposedOutputFile);
                 converter.DecryptProgressUpdate += (s, progress) => UpdateProgress?.Invoke(this, progress);
 
@@ -117,6 +118,42 @@ namespace FileLiberator
         }
 
         private static void moveFilesToBooksDir(Book product, string outputAudioFilename)
+		{
+			// create final directory. move each file into it. MOVE AUDIO FILE LAST
+			// new dir: safetitle_limit50char + " [" + productId + "]"
+
+			var destinationDir = getDestDir(product);
+			Directory.CreateDirectory(destinationDir);
+
+			var sortedFiles = getProductFilesSorted(product, outputAudioFilename);
+
+			var musicFileExt = Path.GetExtension(outputAudioFilename).Trim('.');
+
+			foreach (var f in sortedFiles)
+			{
+				var dest = AudibleFileStorage.Audio.IsFileTypeMatch(f)
+					// audio filename: safetitle_limit50char + " [" + productId + "]." + audio_ext
+					? FileUtility.GetValidFilename(destinationDir, product.Title, musicFileExt, product.AudibleProductId)
+					// non-audio filename: safetitle_limit50char + " [" + productId + "][" + audio_ext +"]." + non_audio_ext
+					: FileUtility.GetValidFilename(destinationDir, product.Title, f.Extension, product.AudibleProductId, musicFileExt);
+
+				File.Move(f.FullName, dest);
+			}
+		}
+
+		private static string getDestDir(Book product)
+		{
+			// to prevent the paths from getting too long, we don't need after the 1st ":" for the folder
+			var underscoreIndex = product.Title.IndexOf(':');
+			var titleDir
+				= underscoreIndex < 4
+				? product.Title
+				: product.Title.Substring(0, underscoreIndex);
+			var finalDir = FileUtility.GetValidFilename(AudibleFileStorage.BooksDirectory, titleDir, null, product.AudibleProductId);
+			return finalDir;
+		}
+
+		private static List<FileInfo> getProductFilesSorted(Book product, string outputAudioFilename)
 		{
 			// files are: temp path\author\[asin].ext
 			var m4bDir = new FileInfo(outputAudioFilename).Directory;
@@ -125,38 +162,14 @@ namespace FileLiberator
 				.Where(f => f.Name.ContainsInsensitive(product.AudibleProductId))
 				.ToList();
 
-            // create final directory. move each file into it. MOVE AUDIO FILE LAST
-            // new dir: safetitle_limit50char + " [" + productId + "]"
-
-            // to prevent the paths from getting too long, we don't need after the 1st ":" for the folder
-            var underscoreIndex = product.Title.IndexOf(':');
-            var titleDir = (underscoreIndex < 4) ? product.Title : product.Title.Substring(0, underscoreIndex);
-            var finalDir = FileUtility.GetValidFilename(AudibleFileStorage.BooksDirectory, titleDir, null, product.AudibleProductId);
-            Directory.CreateDirectory(finalDir);
-
 			// move audio files to the end of the collection so these files are moved last
 			var musicFiles = files.Where(f => AudibleFileStorage.Audio.IsFileTypeMatch(f));
-            files = files
+			var sortedFiles = files
 				.Except(musicFiles)
 				.Concat(musicFiles)
 				.ToList();
 
-            var musicFileExt = musicFiles
+			return sortedFiles;
-                .Select(f => f.Extension)
-                .Distinct()
-                .Single()
-                .Trim('.');
-
-            foreach (var f in files)
-            {
-                var dest = AudibleFileStorage.Audio.IsFileTypeMatch(f)
-                    // audio filename: safetitle_limit50char + " [" + productId + "]." + audio_ext
-                    ? FileUtility.GetValidFilename(finalDir, product.Title, musicFileExt, product.AudibleProductId)
-                    // non-audio filename: safetitle_limit50char + " [" + productId + "][" + audio_ext +"]." + non_audio_ext
-                    : FileUtility.GetValidFilename(finalDir, product.Title, f.Extension, product.AudibleProductId, musicFileExt);
-
-                File.Move(f.FullName, dest);
-            }
 		}
 	}
 }

FileLiberator/UNTESTED/DownloadBook.cs

@@ -44,6 +44,14 @@ namespace FileLiberator
 				tempAaxFilename,
 				(p) => api.DownloadAaxWorkaroundAsync(libraryBook.Book.AudibleProductId, tempAaxFilename, p));
 
+			// if bad file download, a 0-33 byte file will be created
+			System.Threading.Thread.Sleep(100);
+			if (new FileInfo(actualFilePath).Length < 100)
+			{
+				File.Delete(actualFilePath);
+				throw new Exception("Error downloading file");
+			}
+
 			return actualFilePath;
 		}
 

REFERENCE.txt

@@ -1,6 +1,7 @@
 -- begin VERSIONING ---------------------------------------------------------------------------------------------------------------------
 https://github.com/rmcrackan/Libation/releases
 
+v3.1-beta.8 : Bugfix: decrypt file conflict
 v3.1-beta.7 : Bugfix: decrypt book with no author
 v3.1-beta.6 : Improved logging
 v3.1-beta.5 : Improved importing