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Hooked up the API layer to be able to extract images from PDF again for Tachiyomi explicitly (#1686)

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Joe Milazzo 2022-12-10 08:00:36 -06:00 • committed by GitHub
parent d2f5651cfa
commit 018c0ab15c
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5 changed files with 45 additions and 16 deletions
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19
API/Services/CacheService.cs
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@ -20,8 +20,9 @@ public interface ICacheService
/// cache operations (except cleanup).
/// </summary>
/// <param name="chapterId"></param>
/// <param name="extractPdfToImages">Extracts a PDF into images for a different reading experience</param>
/// <returns>Chapter for the passed chapterId. Side-effect from ensuring cache.</returns>
Task<Chapter> Ensure(int chapterId);
Task<Chapter> Ensure(int chapterId, bool extractPdfToImages = false);
/// <summary>
/// Clears cache directory of all volumes. This can be invoked from deleting a library or a series.
/// </summary>
@ -31,7 +32,7 @@ public interface ICacheService
string GetCachedPagePath(Chapter chapter, int page);
string GetCachedBookmarkPagePath(int seriesId, int page);
string GetCachedFile(Chapter chapter);
public void ExtractChapterFiles(string extractPath, IReadOnlyList<MangaFile> files);
public void ExtractChapterFiles(string extractPath, IReadOnlyList<MangaFile> files, bool extractPdfImages = false);
Task<int> CacheBookmarkForSeries(int userId, int seriesId);
void CleanupBookmarkCache(int seriesId);
}
@ -95,7 +96,7 @@ public class CacheService : ICacheService
/// </summary>
/// <param name="chapterId"></param>
/// <returns>This will always return the Chapter for the chapterId</returns>
public async Task<Chapter> Ensure(int chapterId)
public async Task<Chapter> Ensure(int chapterId, bool extractPdfToImages = false)
{
_directoryService.ExistOrCreate(_directoryService.CacheDirectory);
var chapter = await _unitOfWork.ChapterRepository.GetChapterAsync(chapterId);
@ -103,7 +104,7 @@ public class CacheService : ICacheService
if (_directoryService.Exists(extractPath)) return chapter;
var files = chapter?.Files.ToList();
ExtractChapterFiles(extractPath, files);
ExtractChapterFiles(extractPath, files, extractPdfToImages);
return chapter;
}
@ -114,8 +115,9 @@ public class CacheService : ICacheService
/// </summary>
/// <param name="extractPath"></param>
/// <param name="files"></param>
/// <param name="extractPdfImages">Defaults to false, if true, will extract the images from the PDF renderer and not move the pdf file</param>
/// <returns></returns>
public void ExtractChapterFiles(string extractPath, IReadOnlyList<MangaFile> files)
public void ExtractChapterFiles(string extractPath, IReadOnlyList<MangaFile> files, bool extractPdfImages = false)
{
var removeNonImages = true;
var fileCount = files.Count;
@ -143,12 +145,17 @@ public class CacheService : ICacheService
case MangaFormat.Epub:
case MangaFormat.Pdf:
{
removeNonImages = false;
if (!_directoryService.FileSystem.File.Exists(files[0].FilePath))
{
_logger.LogError("{File} does not exist on disk", files[0].FilePath);
throw new KavitaException($"{files[0].FilePath} does not exist on disk");
}
if (extractPdfImages)
{
_readingItemService.Extract(file.FilePath, Path.Join(extractPath, extraPath), file.Format);
break;
}
removeNonImages = false;
_directoryService.ExistOrCreate(extractPath);
_directoryService.CopyFileToDirectory(files[0].FilePath, extractPath);