From 94a1af7caa6c1b07eb5406f524507c3a8850d623 Mon Sep 17 00:00:00 2001
From: Salih <salihozkara00@gmail.com>
Date: Thu, 4 May 2023 16:51:37 +0300
Subject: [PATCH] Create NonceHtmlHelper.cs

---
 .../AspNetCore/Security/NonceHtmlHelper.cs    | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 framework/src/Volo.Abp.AspNetCore/Volo/Abp/AspNetCore/Security/NonceHtmlHelper.cs

diff --git a/framework/src/Volo.Abp.AspNetCore/Volo/Abp/AspNetCore/Security/NonceHtmlHelper.cs b/framework/src/Volo.Abp.AspNetCore/Volo/Abp/AspNetCore/Security/NonceHtmlHelper.cs
new file mode 100644
index 0000000000..42ce396386
--- /dev/null
+++ b/framework/src/Volo.Abp.AspNetCore/Volo/Abp/AspNetCore/Security/NonceHtmlHelper.cs
@@ -0,0 +1,20 @@
+using Microsoft.AspNetCore.Html;
+using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.AspNetCore.Mvc.ViewFeatures;
+
+namespace Volo.Abp.AspNetCore.Security;
+
+public static class NonceHtmlHelper
+{
+    public static IHtmlContent ScriptWithNonce(this HtmlHelper htmlHelper, string scriptUrl)
+    {
+        var tagBuilder = new TagBuilder("script");
+        tagBuilder.Attributes.Add("src", scriptUrl);
+        if(htmlHelper.ViewContext.HttpContext.Items.TryGetValue(AbpAspNetCoreConsts.ScriptNonceKey, out var nonce) && nonce is string nonceString && !string.IsNullOrEmpty(nonceString))
+        {
+            tagBuilder.Attributes.Add("nonce", nonceString);
+        }
+
+        return tagBuilder;
+    }
+}
\ No newline at end of file