From 713867bbda8322a0938d6b8f0c850752622fdd42 Mon Sep 17 00:00:00 2001
From: Jake Mannens <jake@asger.xyz>
Date: Sun, 21 Jun 2026 21:02:44 +1000
Subject: v0.20a

---
 Services/MediaService.cs | 33 +++++++++++++++++++++++----------
 1 file changed, 23 insertions(+), 10 deletions(-)

(limited to 'Services/MediaService.cs')

diff --git a/Services/MediaService.cs b/Services/MediaService.cs
index a0521db..9974802 100644
--- a/Services/MediaService.cs
+++ b/Services/MediaService.cs
@@ -4,7 +4,6 @@ using ImageMagick;
 using Microsoft.EntityFrameworkCore;
 using MimeDetective;
 using MimeDetective.Definitions;
-using System.Diagnostics.CodeAnalysis;
 using System.Security.Cryptography;
 using System.Text.RegularExpressions;
 
@@ -78,13 +77,13 @@ public class MediaService : IMediaService {
             .ThenInclude(t => t.TagDefinition)
             .First(m => m.Guid == media.Guid);
         var ingestTag = db.TagDefinitions
-            .First(td => td.Guid == HBContext.IngestTag);
+            .First(td => td.Guid == InternalTag.IngestTag);
 
         if(ingest) {
-            if(!media.Tags.Select(t => t.TagDefinition.Guid).Contains(HBContext.IngestTag))
+            if(!media.Tags.Select(t => t.TagDefinition.Guid).Contains(InternalTag.IngestTag))
                 media.Tags.Add(new(ingestTag));
         } else {
-            media.Tags.RemoveAll(t => t.TagDefinition.Guid == HBContext.IngestTag);
+            media.Tags.RemoveAll(t => t.TagDefinition.Guid == InternalTag.IngestTag);
         }
 
         db.SaveChanges();
@@ -190,7 +189,7 @@ public class MediaService : IMediaService {
 
         if(media is null) {
             var ingestTagDef = db.TagDefinitions
-                .First(td => td.Guid == HBContext.IngestTag);
+                .First(td => td.Guid == InternalTag.IngestTag);
 
             media = new() {
                 UploadedFiles = new() {
@@ -299,23 +298,37 @@ public class MediaService : IMediaService {
 
     public Stream GetThumbnail(Guid mediaId, int? width, int? height) {
         if(width is null && height is null)
-            throw new ThumbnailException(
-                "Both width and height cannot be null!",
-                mediaId);
+            throw new ApiModels.ArgumentException("Both width and height cannot be null!");
 
         var thumbPath = GetThumbnailPath(mediaId, width, height);
 
         if(File.Exists(thumbPath))
-            return System.IO.File.OpenRead(thumbPath);
+            return File.OpenRead(thumbPath);
 
         if(!File.Exists(GetPath(mediaId)))
             throw new ObjectNotFoundException([ mediaId ]);
 
         using var image = new MagickImage(GetPath(mediaId));
 
-        if(width > image.Width || height > image.Height) {
+        if(width > image.Width)
             width  = (int) image.Width;
+        if(height > image.Height)
             height = (int) image.Height;
+
+        // Crop the image if a different aspect ratio is specified
+        if(width is not null && height is not null) {
+            double requestedRatio = (double) width / (double) height;
+            double currentRatio   = (double) image.Width / (double) image.Height;
+
+            double w = image.Width;
+            double h = image.Height;
+
+            if(requestedRatio < currentRatio)
+                w = w / currentRatio * requestedRatio;
+            if(requestedRatio > currentRatio)
+                h = h / requestedRatio * currentRatio;
+
+            image.Extent((uint) w, (uint) h, Gravity.Center);
         }
 
         image.Thumbnail((uint) (width ?? -1), (uint) (height ?? -1));
-- 
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