Copy UpdateModelExtensions from OCC.

Lombiq · Nov 9, 2023 · d651eb4 · d651eb4
1 parent b380135
commit d651eb4
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/Lombiq.HelpfulLibraries.OrchardCore/Mvc/UpdateModelExtensions.cs b/Lombiq.HelpfulLibraries.OrchardCore/Mvc/UpdateModelExtensions.cs
@@ -0,0 +1,18 @@
+using Microsoft.AspNetCore.Mvc.ModelBinding;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace OrchardCore.DisplayManagement.ModelBinding;
+
+public static class UpdateModelExtensions
+{
+    public static IEnumerable<ModelError> GetModelErrors(this IUpdateModel updateModel) =>
+        updateModel
+            .ModelState
+            .Values
+            .SelectMany(entry => entry.Errors)
+            .Where(error => !string.IsNullOrWhiteSpace(error.ErrorMessage));
+
+    public static IEnumerable<string> GetModelErrorMessages(this IUpdateModel updateModel) =>
+        updateModel.GetModelErrors().Select(error => error.ErrorMessage);
+}