feat: allow markdown in callout titles
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01031057e0
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35a82a9663
@ -26,7 +26,7 @@ internal sealed class CalloutExtension : IMarkdownExtension
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var blockRenderer = renderer.ObjectRenderers.FindExact<CalloutRenderer>();
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if (blockRenderer is null)
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{
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renderer.ObjectRenderers.InsertBefore<QuoteBlockRenderer>(new CalloutRenderer());
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renderer.ObjectRenderers.InsertBefore<QuoteBlockRenderer>(new CalloutRenderer(pipeline));
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}
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}
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}
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@ -1,4 +1,6 @@
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using HtmlAgilityPack;
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using Humanizer;
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using Markdig;
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using Markdig.Renderers;
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using Markdig.Renderers.Html;
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@ -9,6 +11,8 @@ namespace OliverBooth.Markdown.Callout;
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/// </summary>
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internal sealed class CalloutRenderer : HtmlObjectRenderer<CalloutBlock>
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{
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private readonly MarkdownPipeline _pipeline;
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private static readonly Dictionary<string, string> CalloutTypes = new()
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{
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["NOTE"] = "pencil",
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@ -27,13 +31,18 @@ internal sealed class CalloutRenderer : HtmlObjectRenderer<CalloutBlock>
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["UPDATE"] = "calendar-check",
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};
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public CalloutRenderer(MarkdownPipeline pipeline)
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{
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_pipeline = pipeline;
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}
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/// <inheritdoc />
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protected override void Write(HtmlRenderer renderer, CalloutBlock block)
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{
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renderer.EnsureLine();
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if (renderer.EnableHtmlForBlock)
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{
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RenderAsHtml(renderer, block);
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RenderAsHtml(renderer, block, _pipeline);
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}
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else
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{
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@ -43,7 +52,7 @@ internal sealed class CalloutRenderer : HtmlObjectRenderer<CalloutBlock>
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renderer.EnsureLine();
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}
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private static void RenderAsHtml(HtmlRenderer renderer, CalloutBlock block)
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private static void RenderAsHtml(HtmlRenderer renderer, CalloutBlock block, MarkdownPipeline pipeline)
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{
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string title = block.Title.Text;
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ReadOnlySpan<char> type = block.Type.AsSpan();
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@ -62,15 +71,29 @@ internal sealed class CalloutRenderer : HtmlObjectRenderer<CalloutBlock>
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renderer.Write(lucideClass);
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renderer.Write("\"></i> ");
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renderer.Write(title.Length == 0 ? typeString.Humanize(LetterCasing.Sentence) : title);
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string calloutTitle = title.Length == 0 ? typeString.Humanize(LetterCasing.Sentence) : title;
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WriteTitle(renderer, pipeline, calloutTitle);
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renderer.WriteLine("</div>");
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renderer.WriteChildren(block);
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renderer.WriteLine("</div>");
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renderer.EnsureLine();
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}
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private static void WriteTitle(TextRendererBase renderer, MarkdownPipeline pipeline, string calloutTitle)
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{
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string html = Markdig.Markdown.ToHtml(calloutTitle, pipeline);
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var document = new HtmlDocument();
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document.LoadHtml(html);
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if (document.DocumentNode.FirstChild is { Name: "p" } child)
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{
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// ugly hack to remove <p> tag generated by Markdig
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document.DocumentNode.InnerHtml = child.InnerHtml;
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}
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document.Save(renderer.Writer);
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}
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private static void RenderAsText(HtmlRenderer renderer, CalloutBlock block)
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{
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string title = block.Title.Text;
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