Add project files.

SaOperationsMgrWeb/Web/System/OpnModelBinder.cs

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+using Microsoft.AspNetCore.Mvc.ModelBinding;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Sarand.Core.Base;
+
+namespace Sarand.OperationsMgr.Web.System
+{
+	//=======================================================================
+	/// <summary>
+	/// Maps a browser request to a data object. Default class provides a base implementation of a model binder.
+	/// <para>Overridden to trim whitespace from input values.</para>
+	/// </summary>
+	public class OpnModelBinder : IModelBinder
+	{
+		//-------------------------------------------------------------------
+		// Construction.
+		public OpnModelBinder ()
+		{
+		}
+
+		//-------------------------------------------------------------------
+		public Task BindModelAsync (ModelBindingContext bindingContext)
+		{
+			// Ignore selected properties by name.
+			var modelName = bindingContext.ModelName;
+			if (modelName == "RetainAllWhiteSpace")
+				return Task.CompletedTask;
+
+			ValueProviderResult valueProviderResult = bindingContext.ValueProvider.GetValue(modelName);
+			if (valueProviderResult == ValueProviderResult.None)
+				return Task.CompletedTask;
+
+			// Trim text values.
+			bindingContext.Result = ModelBindingResult.Success(valueProviderResult.FirstValue.TrimAll());
+
+			return Task.CompletedTask;
+		}
+
+		//-------------------------------------------------------------------
+	}
+	//=======================================================================
+}