1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
using ArcaneLibs.Extensions.Streams;
using Microsoft.AspNetCore.Mvc;
using Spacebar.AdminApi.TestClient.Services.Services;
using Spacebar.Cdn.Extensions;
using Spacebar.Interop.Cdn.Abstractions;
namespace Spacebar.Cdn.Controllers;
[ApiController]
public class UserController(LruFileCache lfc, IFileSource fs, DiscordImageResizeService dirs) : ImageController {
[HttpGet("/avatars/{userId}/{hash}.{ext}")]
public async Task<IActionResult> GetUserAvatar(string userId, string hash, string ext) {
var originalKey = fs.BaseUrl + Request.Path;
var cacheKey = Request.Path + Request.QueryString;
DiscordImageResizeParams resizeParams = GetResizeParams();
var entry = await lfc.GetOrAdd(cacheKey, async () => {
var original = await fs.GetFile(Request.Path);
if (Request.Query.Any()) {
using var img = await original.ToMagickImageCollectionAsync();
dirs.Apply(img, resizeParams);
var outStream = new MemoryStream();
await img.WriteAsync(outStream, img.First().Format);
outStream.Position = 0;
return new LruFileCache.Entry() {
Data = outStream.ReadToEnd().ToArray(),
MimeType = original.MimeType
};
}
return new LruFileCache.Entry() {
Data = original.Stream.ReadToEnd().ToArray(),
MimeType = original.MimeType
};
});
// byte array with mime type result
return new FileContentResult(entry.Data, entry.MimeType);
}
[HttpGet("/banners/{userId}/{hash}.{ext}")]
public async Task<IActionResult> GetUserBanner(string userId, string hash, string ext) {
var originalKey = fs.BaseUrl + Request.Path;
var cacheKey = Request.Path + Request.QueryString;
DiscordImageResizeParams resizeParams = GetResizeParams();
var entry = await lfc.GetOrAdd(cacheKey, async () => {
var original = await fs.GetFile(Request.Path);
if (Request.Query.Any()) {
using var img = await original.ToMagickImageCollectionAsync();
dirs.Apply(img, resizeParams);
var outStream = new MemoryStream();
await img.WriteAsync(outStream, img.First().Format);
outStream.Position = 0;
return new LruFileCache.Entry() {
Data = outStream.ReadToEnd().ToArray(),
MimeType = original.MimeType
};
}
return new LruFileCache.Entry() {
Data = original.Stream.ReadToEnd().ToArray(),
MimeType = original.MimeType
};
});
// byte array with mime type result
return new FileContentResult(entry.Data, entry.MimeType);
}
}
|
