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41 lines
1.6 KiB
C#
41 lines
1.6 KiB
C#
using Ganss.XSS;
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using Microsoft.AspNetCore.Html;
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using Microsoft.AspNetCore.Mvc.Rendering;
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace Teknik.Utilities
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{
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public static class HtmlHelper
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{
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/// <summary>
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/// Transforms a string of Markdown into HTML.
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/// </summary>
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/// <param name="helper">HtmlHelper - Not used, but required to make this an extension method.</param>
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/// <param name="text">The Markdown that should be transformed.</param>
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/// <returns>The HTML representation of the supplied Markdown.</returns>
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public static HtmlString Markdown(this IHtmlHelper helper, string text)
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{
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// Just call the other one, to avoid having two copies (we don't use the HtmlHelper).
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return MarkdownHelper.Markdown(text);
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}
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/// <summary>
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/// Sanitizes a string from HTML.
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/// </summary>
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/// <param name="helper">HtmlHelper - Not used, but required to make this an extension method.</param>
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/// <param name="text">The Markdown that should be transformed.</param>
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/// <returns>The HTML representation of the supplied Markdown.</returns>
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public static HtmlString Sanitize(this IHtmlHelper helper, string text)
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{
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// Sanitize Text
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var sanitizer = new HtmlSanitizer();
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var sanText = sanitizer.Sanitize(text);
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// Wrap the html in an MvcHtmlString otherwise it'll be HtmlEncoded and displayed to the user as HTML :(
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return new HtmlString(sanText);
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}
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}
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}
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