From 05ccb4d8f1bbe3fb64e117136b4a89bcfb0b0b33 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 27 Oct 2020 19:21:35 +0800
Subject: Split front and back end.

---
 Timeline/Services/ImageValidator.cs | 54 -------------------------------------
 1 file changed, 54 deletions(-)
 delete mode 100644 Timeline/Services/ImageValidator.cs

(limited to 'Timeline/Services/ImageValidator.cs')

diff --git a/Timeline/Services/ImageValidator.cs b/Timeline/Services/ImageValidator.cs
deleted file mode 100644
index 59424a7c..00000000
--- a/Timeline/Services/ImageValidator.cs
+++ /dev/null
@@ -1,54 +0,0 @@
-using SixLabors.ImageSharp;
-using SixLabors.ImageSharp.Formats;
-using System;
-using System.Linq;
-using System.Threading.Tasks;
-using Timeline.Services.Exceptions;
-
-namespace Timeline.Services
-{
-    public interface IImageValidator
-    {
-        /// <summary>
-        /// Validate a image data.
-        /// </summary>
-        /// <param name="data">The data of the image. Can't be null.</param>
-        /// <param name="requestType">If not null, the real image format will be check against the requested format and throw if not match. If null, then do not check.</param>
-        /// <param name="square">If true, image must be square.</param>
-        /// <returns>The format.</returns>
-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="data"/> is null.</exception>
-        /// <exception cref="ImageException">Thrown when image data can't be decoded or real type does not match request type or image is not square when required.</exception>
-        Task<IImageFormat> Validate(byte[] data, string? requestType = null, bool square = false);
-    }
-
-    public class ImageValidator : IImageValidator
-    {
-        public ImageValidator()
-        {
-        }
-
-        public async Task<IImageFormat> Validate(byte[] data, string? requestType = null, bool square = false)
-        {
-            if (data == null)
-                throw new ArgumentNullException(nameof(data));
-
-            var format = await Task.Run(() =>
-            {
-                try
-                {
-                    using var image = Image.Load(data, out IImageFormat format);
-                    if (requestType != null && !format.MimeTypes.Contains(requestType))
-                        throw new ImageException(ImageException.ErrorReason.UnmatchedFormat, data, requestType, format.DefaultMimeType);
-                    if (square && image.Width != image.Height)
-                        throw new ImageException(ImageException.ErrorReason.NotSquare, data, requestType, format.DefaultMimeType);
-                    return format;
-                }
-                catch (UnknownImageFormatException e)
-                {
-                    throw new ImageException(ImageException.ErrorReason.CantDecode, data, requestType, null, null, e);
-                }
-            });
-            return format;
-        }
-    }
-}
-- 
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