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👔 File analyzer no longer remove GPS EXIF

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This commit is contained in:
LittleSheep 2025-04-15 00:39:22 +08:00
parent 15cb1cbbf3
commit fa42ea67ac
2 changed files with 10 additions and 59 deletions
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7
DysonNetwork.Sphere/Program.cs
View File

@ -204,12 +204,7 @@ app.MapTus("/files/tus", (_) => Task.FromResult<DefaultTusConfiguration>(new()
var fileService = eventContext.HttpContext.RequestServices.GetRequiredService<FileService>();
var (info, processedStream) = await fileService.AnalyzeFileAsync(account, file.Id, fileStream, fileName, contentType);
// Write the processed stream to the disk
var tusPath = builder.Configuration.GetSection("Tus").GetValue<string>("StorePath")!;
var tusFilePath = Path.Combine(tusPath, file.Id);
await using var fileStreamWriter = new FileStream(tusFilePath, FileMode.Create, FileAccess.Write);
await processedStream.CopyToAsync(fileStreamWriter);
var info = await fileService.AnalyzeFileAsync(account, file.Id, fileStream, fileName, contentType);
var jsonOptions = httpContext.RequestServices.GetRequiredService<IOptions<JsonOptions>>().Value
.JsonSerializerOptions;

62
DysonNetwork.Sphere/Storage/FileService.cs
View File

@ -14,46 +14,14 @@ namespace DysonNetwork.Sphere.Storage;
public class FileService(AppDatabase db, IConfiguration configuration)
{
private static readonly List<ExifTag> BlacklistExifTags =
[
ExifTag.GPSLatitudeRef,
ExifTag.GPSLatitude,
ExifTag.GPSLongitudeRef,
ExifTag.GPSLongitude,
ExifTag.GPSAltitudeRef,
ExifTag.GPSAltitude,
ExifTag.GPSSatellites,
ExifTag.GPSStatus,
ExifTag.GPSMeasureMode,
ExifTag.GPSDOP,
ExifTag.GPSSpeedRef,
ExifTag.GPSSpeed,
ExifTag.GPSTrackRef,
ExifTag.GPSTrack,
ExifTag.GPSImgDirectionRef,
ExifTag.GPSImgDirection,
ExifTag.GPSMapDatum,
ExifTag.GPSDestLatitudeRef,
ExifTag.GPSDestLatitude,
ExifTag.GPSDestLongitudeRef,
ExifTag.GPSDestLongitude,
ExifTag.GPSDestBearingRef,
ExifTag.GPSDestBearing,
ExifTag.GPSDestDistanceRef,
ExifTag.GPSDestDistance,
ExifTag.GPSProcessingMethod,
ExifTag.GPSAreaInformation,
ExifTag.GPSDateStamp,
ExifTag.GPSDifferential
];
public async Task<(CloudFile, Stream)> AnalyzeFileAsync(
// The analysis file method no longer will remove the GPS EXIF data
// It should be handled on the client side, and for some specific cases it should be keep
public async Task<CloudFile> AnalyzeFileAsync(
Account.Account account,
string fileId,
Stream stream,
string fileName,
string? contentType,
string? filePath = null
string? contentType
)
{
var fileSize = stream.Length;
@ -61,7 +29,7 @@ public class FileService(AppDatabase db, IConfiguration configuration)
contentType ??= !fileName.Contains('.') ? "application/octet-stream" : MimeTypes.GetMimeType(fileName);
var existingFile = await db.Files.Where(f => f.Hash == hash).FirstOrDefaultAsync();
if (existingFile is not null) return (existingFile, stream);
if (existingFile is not null) return existingFile;
var file = new CloudFile
{
@ -88,16 +56,9 @@ public class FileService(AppDatabase db, IConfiguration configuration)
ushort orientation = 1;
List<IExifValue> exif = [];
if (exifProfile is not null)
{
exif = exifProfile.Values
.Where(v => !BlacklistExifTags.Contains((ExifTag)v.Tag))
.ToList<IExifValue>();
if (exifProfile.Values.FirstOrDefault(e => e.Tag == ExifTag.Orientation)
?.GetValue() is ushort o)
orientation = o;
}
if (exifProfile?.Values.FirstOrDefault(e => e.Tag == ExifTag.Orientation)
?.GetValue() is ushort o)
orientation = o;
if (orientation is 6 or 8)
(width, height) = (height, width);
@ -114,11 +75,6 @@ public class FileService(AppDatabase db, IConfiguration configuration)
["ratio"] = aspectRatio,
["exif"] = exif
};
var newStream = new MemoryStream();
await imageSharp.SaveAsWebpAsync(newStream);
file.MimeType = "image/webp";
stream = newStream;
}
break;
@ -140,7 +96,7 @@ public class FileService(AppDatabase db, IConfiguration configuration)
db.Files.Add(file);
await db.SaveChangesAsync();
return (file, stream);
return file;
}
private static async Task<string> HashFileAsync(Stream stream, int chunkSize = 1024 * 1024, long? fileSize = null)