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* badge endpoint * unit test badge * update package description
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| using AspNetCore.VersionInfo.Services; | ||
| using Microsoft.AspNetCore.Http; | ||
| using Microsoft.Extensions.DependencyInjection; | ||
| using Microsoft.Extensions.Logging; | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
|
|
||
| namespace AspNetCore.VersionInfo.Middleware | ||
| { | ||
| class BadgeEndpoint | ||
| { | ||
| private readonly IServiceScopeFactory _serviceScopeFactory; | ||
| private readonly ILogger<BadgeEndpoint> Logger; | ||
|
|
||
| public BadgeEndpoint(RequestDelegate next, IServiceScopeFactory serviceScopeFactory, ILogger<BadgeEndpoint> logger) | ||
| { | ||
| this._serviceScopeFactory = serviceScopeFactory; | ||
| this.Logger = logger; | ||
| } | ||
|
|
||
| public async Task InvokeAsync(HttpContext context) | ||
| { | ||
| Dictionary<string, string> versionInfo; | ||
| string responseContent; | ||
|
|
||
| // Read VersionInfoId to use as key in providers dictionary | ||
| // (it's never empty because of route configuration) | ||
| var id = context.Request.RouteValues[Constants.BADGE_PARAM_VERSIONINFOID] as string; | ||
|
|
||
| using (var scope = _serviceScopeFactory.CreateScope()) | ||
| { | ||
| var infoHandler = scope.ServiceProvider.GetService<IInfoCollector>(); | ||
| var badgePainter = scope.ServiceProvider.GetService<IBadgePainter>(); | ||
|
|
||
| // Collect all data | ||
| versionInfo = infoHandler.AggregateData(); | ||
|
|
||
| // Retrieve versionInfo data by QueryString key | ||
| var found = versionInfo.TryGetValue(id, out string versionInfoValue); | ||
| if (!found) | ||
| { | ||
| Logger.LogWarning($"Badge Endpoint Error: {Messages.BADGE_KEY_NOT_FOUND} - {id}"); | ||
| context.Response.StatusCode = StatusCodes.Status404NotFound; | ||
| return; | ||
| } | ||
|
|
||
| // Set color found in QueryString, otherwise set BADGE_DEFAULT_COLOR | ||
| var color = context.Request.Query[Constants.BADGE_PARAM_COLOR]; | ||
| if (string.IsNullOrEmpty(color)) | ||
| { | ||
| color = Constants.BADGE_DEFAULT_COLOR; | ||
| } | ||
|
|
||
| // Set label found in QueryString, otherwise set as Key | ||
| var label = context.Request.Query[Constants.BADGE_PARAM_LABEL]; | ||
| if(string.IsNullOrEmpty(label)) | ||
| { | ||
| label = id; | ||
| } | ||
|
|
||
| // Draw badge | ||
| responseContent = badgePainter.Draw(label, versionInfoValue, color, Style.Flat); | ||
| } | ||
|
|
||
| // Set ContentType as image/svg+xml | ||
| context.Response.ContentType = Constants.DEFAULT_BADGE_RESPONSE_CONTENT_TYPE; | ||
|
|
||
| await context.Response.WriteAsync(responseContent); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Drawing; | ||
| using System.Globalization; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
|
|
||
|
|
||
| // Based on https://github.com/rebornix/DotBadge | ||
|
|
||
| namespace AspNetCore.VersionInfo.Services | ||
| { | ||
| public interface IBadgePainter | ||
| { | ||
| string Draw(string subject, string status, string statusColor, Style style); | ||
| } | ||
|
|
||
|
|
||
| public enum Style | ||
| { | ||
| Flat, | ||
| FlatSquare, | ||
| Plastic | ||
| } | ||
|
|
||
| public static class ColorScheme | ||
| { | ||
| public const string BrightGreen = "#4c1"; | ||
| public const string Green = "#97CA00"; | ||
| public const string Yellow = "#dfb317"; | ||
| public const string YellowGreen = "#a4a61d"; | ||
| public const string Orange = "#fe7d37"; | ||
| public const string Red = "#e05d44"; | ||
| public const string Blue = "#007ec6"; | ||
| public const string Gray = "#555"; | ||
| public const string LightGray = "#9f9f9f"; | ||
| } | ||
|
|
||
| public static class Resources | ||
| { | ||
| /// <summary> | ||
| /// The flat 2. | ||
| /// </summary> | ||
| public const string Flat = @"<svg xmlns=""http://www.w3.org/2000/svg"" width=""{0}"" height=""20""><linearGradient id=""b"" x2=""0"" y2=""100%""><stop offset=""0"" stop-color=""#bbb"" stop-opacity="".1""/><stop offset=""1"" stop-opacity="".1""/></linearGradient><mask id=""a""><rect width=""{0}"" height=""20"" rx=""3"" fill=""#fff""/></mask><g mask=""url(#a)""><path fill=""#555"" d=""M0 0h{1}v20H0z""/><path fill=""{7}"" d=""M{1} 0h{2}v20H{1}z""/><path fill=""url(#b)"" d=""M0 0h{0}v20H0z""/></g><g fill=""#fff"" text-anchor=""middle"" font-family=""DejaVu Sans,Verdana,Geneva,sans-serif"" font-size=""11""><text x=""{3}"" y=""15"" fill=""#010101"" fill-opacity="".3"">{5}</text><text x=""{3}"" y=""14"">{5}</text><text x=""{4}"" y=""15"" fill=""#010101"" fill-opacity="".3"">{6}</text><text x=""{4}"" y=""14"">{6}</text></g></svg>"; | ||
|
|
||
| public const string FlatSquare = @"<svg xmlns=""http://www.w3.org/2000/svg"" width=""{0}"" height=""20""><g shape-rendering=""crispEdges""><path fill=""#555"" d=""M0 0h{1}v20H0z""/><path fill=""{7}"" d=""M{1} 0h{2}v20H{1}z""/></g><g fill=""#fff"" text-anchor=""middle"" font-family=""DejaVu Sans,Verdana,Geneva,sans-serif"" font-size=""11""><text x=""{3}"" y=""14"">{5}</text><text x=""{4}"" y=""14"">{6}</text></g></svg>"; | ||
|
|
||
| public const string Plastic = @"<svg xmlns=""http://www.w3.org/2000/svg"" width=""{0}"" height=""18""><linearGradient id=""b"" x2=""0"" y2=""100%""><stop offset=""0"" stop-color=""#fff"" stop-opacity="".7""/><stop offset="".1"" stop-color=""#aaa"" stop-opacity="".1""/><stop offset="".9"" stop-opacity="".3""/><stop offset=""1"" stop-opacity="".5""/></linearGradient><mask id=""a""><rect width=""{0}"" height=""18"" rx=""4"" fill=""#fff""/></mask><g mask=""url(#a)""><path fill=""#555"" d=""M0 0h{1}v18H0z""/><path fill=""{7}"" d=""M{1} 0h{2}v18H{1}z""/><path fill=""url(#b)"" d=""M0 0h{0}v18H0z""/></g><g fill=""#fff"" text-anchor=""middle"" font-family=""DejaVu Sans,Verdana,Geneva,sans-serif"" font-size=""11""><text x=""{3}"" y=""14"" fill=""#010101"" fill-opacity="".3"">{5}</text><text x=""{3}"" y=""13"">{5}</text><text x=""{4}"" y=""14"" fill=""#010101"" fill-opacity="".3"">{6}</text><text x=""{4}"" y=""13"">{6}</text></g></svg>"; | ||
| } | ||
|
|
||
| public class BadgePainter : IBadgePainter | ||
| { | ||
| public string Draw(string subject, string status, string statusColor, Style style) | ||
| { | ||
| string template; | ||
| string color; | ||
| switch (style) | ||
| { | ||
| case Style.Flat: | ||
| template = Resources.Flat; | ||
| break; | ||
| case Style.FlatSquare: | ||
| template = Resources.FlatSquare; | ||
| break; | ||
| case Style.Plastic: | ||
| template = Resources.Plastic; | ||
| break; | ||
| default: | ||
| throw new ArgumentException("Style not supported", nameof(style)); | ||
| } | ||
|
|
||
| Font font = new Font("DejaVu Sans,Verdana,Geneva,sans-serif", 11, FontStyle.Regular); | ||
| Graphics g = Graphics.FromImage(new Bitmap(1, 1)); | ||
| var subjectWidth = g.MeasureString(subject, font).Width; | ||
| var statusWidth = g.MeasureString(status, font).Width; | ||
|
|
||
| color = ParseColor(statusColor); | ||
|
|
||
| var result = string.Format( | ||
| CultureInfo.InvariantCulture, | ||
| template, | ||
| subjectWidth + statusWidth, | ||
| subjectWidth, | ||
| statusWidth, | ||
| subjectWidth / 2 + 1, | ||
| subjectWidth + statusWidth / 2 - 1, | ||
| subject, | ||
| status, | ||
| color); | ||
| return result; | ||
| } | ||
|
|
||
| private static string ParseColor(string input) | ||
| { | ||
| var type = typeof(ColorScheme); | ||
| var fieldInfo = type.GetField(input); | ||
| if (fieldInfo == null) | ||
| { | ||
| return String.Empty; | ||
| } | ||
| return (string)fieldInfo.GetValue(type); | ||
| } | ||
| } | ||
| } |
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