Ignore token if dev, pass through request cancellation token, tweak word wrapping

src/Attributes/RequireTokenAttribute.cs

@@ -20,7 +20,7 @@ public class RequireTokenAttribute : ActionFilterAttribute
 		context.HttpContext.Response.StatusCode = (int)HttpStatusCode.Unauthorized;
 
 		var invalidRequest = EventResult.FromFailure("Unauthorized request");
-		await context.HttpContext.Response.WriteAsync(invalidRequest.ToJson());
+		await context.HttpContext.Response.WriteAsync(invalidRequest.ToJson(), context.HttpContext.RequestAborted);
 		return;
 	}
 }

src/Controllers/ImageGenerationController.cs

@@ -34,7 +34,7 @@ public class ImageGenerationController : BaseController<ImageGenerationControlle
 	{
 		try
 		{
-			var result = await ImageManager.GenerateImageAsync(template, variant, sources);
+			var result = await ImageManager.GenerateImageAsync(template, variant, sources, Request.HttpContext.RequestAborted);
 
 			if (result is byte[] data)
 			{

src/Controllers/ImageManipulationController.cs

@@ -28,7 +28,7 @@ public class ImageManipulationController : BaseController<ImageManipulationContr
 		{
 			if (!string.IsNullOrWhiteSpace(image))
 			{
-				var (data, contentType) = await ImageManager.GetLiquidRescaledImageAsync(image);
+				var (data, contentType) = await ImageManager.GetLiquidRescaledImageAsync(image, HttpContext.RequestAborted);
 				
 				return HttpContext.SendStream(data, contentType);
 			}
@@ -68,7 +68,7 @@ public class ImageManipulationController : BaseController<ImageManipulationContr
 		{
 			if (!string.IsNullOrWhiteSpace(template))
 			{
-				var result = await ImageManager.GenerateMemeImageAsync(template, text);
+				var result = await ImageManager.GenerateMemeImageAsync(template, text, HttpContext.RequestAborted);
 
 				if (result is byte[] data)
 				{

src/Helpers/RequestHelper.cs

@@ -6,6 +6,13 @@ namespace Kynareth.Helpers;
 
 public static class RequestHelper
 {
+	private static WebApplication _webApplication;
+
+	public static void Configure(WebApplication webApp)
+	{
+		_webApplication = webApp;
+	}
+	
 	public static string GetUrlHostname(this HttpContext context)
 	{
 		var origin = context.Request.Headers["X-Original-Host"];
@@ -15,6 +22,15 @@ public static class RequestHelper
 
 	public static async Task<bool> IsRequestAuthenticatedAsync(this HttpRequest request)
 	{
+		if (_webApplication.Environment.IsDevelopment()) return true;
+
+		while (true)
+		{
+			if(request.HttpContext.RequestAborted.IsCancellationRequested)
+			{
+				return false;
+			}
+			
 			string key = request.GetToken();
 
 			if (string.IsNullOrWhiteSpace(key)) return false;
@@ -27,6 +43,7 @@ public static class RequestHelper
 
 			return true;
 		}
+	}
 
 	public static string GetToken(this HttpRequest request)
 	{

src/Helpers/StreamResult.cs

@@ -24,6 +24,8 @@ public class StreamResult : ActionResult, IStatusCodeActionResult, IActionResult
 			throw new ArgumentNullException(nameof(context));
 		}
 
+		try
+		{
 			var response = context.HttpContext.Response;
 
 			response.StatusCode = StatusCode ?? 200;
@@ -34,9 +36,9 @@ public class StreamResult : ActionResult, IStatusCodeActionResult, IActionResult
 
 			Value.Position = 0;
 
-		await Value.CopyToAsync(response.Body);
+			await Value.CopyToAsync(response.Body, context.HttpContext.RequestAborted);
 
-		await Value.FlushAsync();
+			await Value.FlushAsync(context.HttpContext.RequestAborted);
 
 			await Value.DisposeAsync();
 
@@ -44,4 +46,9 @@ public class StreamResult : ActionResult, IStatusCodeActionResult, IActionResult
 
 			GC.Collect();
 		}
+		catch (TaskCanceledException)
+		{
+			//assume that request was cancelled if this is invoked
+		}
+	}
 }

src/Kynareth.csproj

@@ -8,6 +8,7 @@
 
     <ItemGroup>
         <PackageReference Include="Exsersewo.Common" Version="2023.1.14" />
+        <PackageReference Include="ICU4N" Version="60.1.0-alpha.356" />
         <PackageReference Include="JwtSharp" Version="1.1.0" />
         <PackageReference Include="Magick.NET-Q8-AnyCPU" Version="12.2.2" />
         <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="7.0.2" />

src/Managers/ImageManager.Generation.cs

@@ -16,8 +16,15 @@ public static partial class ImageManager
 		GenerationEndpoints = configuration.GetSection("ShitpostBot:Templates").Get<List<ImageGenerationEndpoint>>();
 	}
 	
-	public static async Task<object> GenerateImageAsync(string template, string variant, string[] sources)
+	public static async Task<object> GenerateImageAsync(string template, string variant, string[] sources, CancellationToken cancellationToken)
 	{
+		while (true)
+		{
+			if(cancellationToken.IsCancellationRequested)
+			{
+				return null;
+			}
+
 			ImageGenerationImage imageTemplate = null;
 
 			var endpoint = GenerationEndpoints.FirstOrDefault(e => e.Name.ToLowerInvariant().Equals(template.ToLowerInvariant()));
@@ -65,21 +72,31 @@ public static partial class ImageManager
 
 			if (imageTemplate.PlaceUnder)
 			{
-			await AddSourcesToImage(baseImage, imageTemplate, sources);
+				await AddSourcesToImage(baseImage, imageTemplate, sources, cancellationToken);
 			}
 
 			baseImage.Composite(templateImage, Gravity.Northwest, CompositeOperator.Over);
 
 			if (!imageTemplate.PlaceUnder)
 			{
-			await AddSourcesToImage(baseImage, imageTemplate, sources);
+				await AddSourcesToImage(baseImage, imageTemplate, sources, cancellationToken);
 			}
 
 			return baseImage.ToByteArray();
 		}
 
-	static async Task AddSourcesToImage(MagickImage image, ImageGenerationImage template, IEnumerable<string> sources)
+		return null;
+	}
+
+	static async Task AddSourcesToImage(MagickImage image, ImageGenerationImage template, IEnumerable<string> sources, CancellationToken cancellationToken)
 	{
+		while (true)
+		{
+			if(cancellationToken.IsCancellationRequested)
+			{
+				return;
+			}
+			
 			int img = 0;
 			foreach (var src in sources)
 			{
@@ -105,6 +122,7 @@ public static partial class ImageManager
 				img++;
 			}
 		}
+	}
 
 	public static IEnumerable<ImageGenerationEndpointRead> GetGenerationEndpoints()
 	{

src/Managers/ImageManager.Magik.cs

@@ -9,8 +9,15 @@ public static partial class ImageManager
 	readonly static Encoding s_defaultEncoding = Encoding.Unicode;
 	const double c_defaultFontSize = 20;
 
-	public static async Task<(MemoryStream data, string contentType)> GetLiquidRescaledImageAsync(string image)
+	public static async Task<(MemoryStream data, string contentType)> GetLiquidRescaledImageAsync(string image, CancellationToken cancellationToken)
 	{
+		while (true)
+		{
+			if (cancellationToken.IsCancellationRequested)
+			{
+				return (null, null);
+			}
+			
 			var imageStream = await HttpWebClient.GetStreamAsync(new Uri(image)).ConfigureAwait(false);
 		
 			using var magikImage = new MagickImageCollection(imageStream);
@@ -31,6 +38,7 @@ public static partial class ImageManager
 
 			return (stream, cType);
 		}
+	}
 
 	static void LiquidResizeFrame(IMagickImage<byte> frame)
 	{

src/Managers/ImageManager.Manipulation.cs

@@ -26,8 +26,15 @@ public static partial class ImageManager
 		});
 	}
 
-	public static async Task<object> GenerateMemeImageAsync(string template, string[] texts)
+	public static async Task<object> GenerateMemeImageAsync(string template, string[] texts, CancellationToken cancellationToken)
 	{
+		while (true)
+		{
+			if (cancellationToken.IsCancellationRequested)
+			{
+				return null;
+			}
+			
 			ImageManipulationImage imageTemplate = ManipulationEndpoints.FirstOrDefault(e => e.Name.ToLowerInvariant().Equals(template.ToLowerInvariant()));
 				
 			if (imageTemplate is null)
@@ -62,4 +69,5 @@ public static partial class ImageManager
 
 			return baseImage.ToByteArray();
 		}
+	}
 }

src/Managers/ImageManager.cs

@@ -1,5 +1,7 @@
+using System.Globalization;
 using System.Numerics;
 using System.Text;
+using ICU4N.Text;
 using ImageMagick;
 using Kynareth.Models;
 using Microsoft.AspNetCore.Mvc;
@@ -14,22 +16,47 @@ public static partial class ImageManager
 		ConfigureManipulation(configuration, appEnvironment);
 	}
 	
-	private static ObjectResult GetResult(int statusCode, object data)
-		=> new(data) { StatusCode = statusCode };
+	static BreakIterator lineBreakIterator = BreakIterator.GetLineInstance(CultureInfo.InvariantCulture);
 	
-	public static MagickImage WriteText(this MagickImage image, string text, PositionRect rect, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	private static ObjectResult GetResult(int statusCode, object data) => new(data) { StatusCode = statusCode };
+
+	private static string GetText(string text)
+	{
+		StringBuilder newText = new();
+		
+		// set the text to be broken
+		lineBreakIterator.SetText(text);
+
+		// get the first boundary
+		int start = lineBreakIterator.First();
+
+		// iterate over all boundaries
+		for (int end = lineBreakIterator.Next(); end != BreakIterator.Done; start = end, end = lineBreakIterator.Next())
+		{
+			// get the current line
+			string line = text.Substring(start, end - start);
+
+			// do something with the line
+			newText.AppendLine(line);
+			Console.WriteLine(line);
+		}
+
+		return newText.ToString();
+	}
+
+	public static MagickImage WriteText(this MagickImage image, string text, PositionRect rect, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"label:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = rect.Width,
 			Height = rect.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			Font = font,
 			TextEncoding = encoding,
 			StrokeColor = new MagickColor(strokeColor ?? MagickColors.Black),
-			StrokeWidth = strokeWidth
+			StrokeWidth = strokeWidth,
 		});
 		
 		image.Composite(label, rect.X, rect.Y, CompositeOperator.Over);
@@ -37,15 +64,15 @@ public static partial class ImageManager
 		return image;
 	}
 
-	public static MagickImage WriteText(this MagickImage image, string text, PositionRect rect, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	public static MagickImage WriteText(this MagickImage image, string text, PositionRect rect, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"caption:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = rect.Width,
 			Height = rect.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			FontPointsize = fontSize,
 			Font = font,
 			TextEncoding = encoding,
@@ -58,15 +85,15 @@ public static partial class ImageManager
 		return image;
 	}
 	
-	public static MagickImage WriteText(this MagickImage image, string text, Vector2 position, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	public static MagickImage WriteText(this MagickImage image, string text, Vector2 position, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"caption:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = image.Width,
 			Height = image.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			Font = font,
 			TextEncoding = encoding,
 			StrokeColor = new MagickColor(strokeColor ?? MagickColors.Black),
@@ -78,15 +105,15 @@ public static partial class ImageManager
 		return image;
 	}
 	
-	public static MagickImage WriteText(this MagickImage image, string text, Vector2 position, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	public static MagickImage WriteText(this MagickImage image, string text, Vector2 position, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"caption:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = image.Width,
 			Height = image.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			FontPointsize = fontSize,
 			Font = font,
 			TextEncoding = encoding,
@@ -99,15 +126,15 @@ public static partial class ImageManager
 		return image;
 	}
 	
-	public static MagickImage WriteText(this MagickImage image, string text, PointD position, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	public static MagickImage WriteText(this MagickImage image, string text, PointD position, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"caption:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = image.Width,
 			Height = image.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			Font = font,
 			TextEncoding = encoding,
 			StrokeColor = new MagickColor(strokeColor ?? MagickColors.Black),
@@ -119,15 +146,15 @@ public static partial class ImageManager
 		return image;
 	}
 	
-	public static MagickImage WriteText(this MagickImage image, string text, PointD position, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	public static MagickImage WriteText(this MagickImage image, string text, PointD position, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"caption:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = image.Width,
 			Height = image.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			FontPointsize = fontSize,
 			Font = font,
 			TextEncoding = encoding,
@@ -140,15 +167,15 @@ public static partial class ImageManager
 		return image;
 	}
 	
-	public static MagickImage WriteText(this MagickImage image, string text, int x, int y, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	public static MagickImage WriteText(this MagickImage image, string text, int x, int y, MagickColor fontColor, Encoding encoding, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"caption:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = image.Width,
 			Height = image.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			Font = font,
 			TextEncoding = encoding,
 			StrokeColor = new MagickColor(strokeColor ?? MagickColors.Black),
@@ -160,15 +187,15 @@ public static partial class ImageManager
 		return image;
 	}
 	
-	public static MagickImage WriteText(this MagickImage image, string text, int x, int y, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null)
+	public static MagickImage WriteText(this MagickImage image, string text, int x, int y, MagickColor fontColor, Encoding encoding, double fontSize, string font = "Impact", int strokeWidth = 2, MagickColor? strokeColor = null, bool wrapText = true, Gravity textGravity = Gravity.Northwest)
 	{
-		using var label = new MagickImage($"caption:{text}", new MagickReadSettings()
+		using var label = new MagickImage($"{(wrapText ? "caption" : "label")}:{text}", new MagickReadSettings()
 		{
 			Width = image.Width,
 			Height = image.Height,
 			BackgroundColor = MagickColors.Transparent,
 			FillColor = fontColor,
-			TextGravity = Gravity.Center,
+			TextGravity = textGravity,
 			FontPointsize = fontSize,
 			Font = font,
 			TextEncoding = encoding,

src/Program.cs

@@ -32,6 +32,7 @@ builder.Services.AddDbContext<KynarethDbContext>(options =>
 
 var app = builder.Build();
 
+RequestHelper.Configure(app);
 ImageManager.Configure(app.Configuration, app.Environment);
 AmogusHelper.Configure(app.Environment);
 

src/appsettings.json

@@ -1702,7 +1702,7 @@
             "x": 593,
             "y": 411,
             "w": 169,
-            "h": 75
+            "h": 300
           }
         ]
       },