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Fixed: [OPDS] Recreate a pdf chapter's cache if images are missing (This happens when the pdf chapter is accessed first using the web reader) #3477

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Fixed: [OPDS] Recreate a pdf chapter's cache if images are missing (This happens when the pdf chapter is accessed first using the web reader) #3477

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14 changes: 13 additions & 1 deletion API/Controllers/OPDSController.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -1237,7 +1237,7 @@ public async Task<ActionResult> GetPageStreamedImage(string apiKey, [FromQuery]

try
{
var path = _cacheService.GetCachedPagePath(chapter.Id, pageNumber);
var path = await GetPage(chapterId, pageNumber);
if (string.IsNullOrEmpty(path) || !System.IO.File.Exists(path))
return BadRequest(await _localizationService.Translate(userId, "no-image-for-page", pageNumber));

Expand Down Expand Up @@ -1360,4 +1360,16 @@ private string SerializeXml(Feed? feed)

return sm.ToString().Replace("utf-16", "utf-8"); // Chunky cannot accept UTF-16 feeds
}

private async Task<String> GetPage(int chapterId, int pageNumber)
{
var path = _cacheService.GetCachedPagePath(chapterId, pageNumber);
if (string.IsNullOrEmpty(path) || !System.IO.File.Exists(path))
{
_cacheService.CleanupChapters([chapterId]);
await _cacheService.Ensure(chapterId, true);
}

return _cacheService.GetCachedPagePath(chapterId, pageNumber);
}
}