New version of Boolean Binder Provider (#8413)

* New version of Boolean Binder Provider
* Use Convert.ToBoolean(string) rather than ValueProviderResult.ConvertTo(bool)

src/Orchard/Mvc/ModelBinders/BooleanBinderProvider.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Web.Mvc;
+
+namespace Orchard.Mvc.ModelBinders {
+    public class BooleanBinderProvider : IModelBinderProvider, IModelBinder {
+
+        public IEnumerable<ModelBinderDescriptor> GetModelBinders() {
+            return new[] {
+                             new ModelBinderDescriptor {
+                                                           ModelBinder = this,
+                                                           Type = typeof(bool)
+                                                       }
+                         };
+        }
+
+        public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext) {
+            var value = false;
+            try {
+                value = Convert.ToBoolean(bindingContext.ValueProvider.GetValue(bindingContext.ModelName).AttemptedValue);
+            } catch {
+                bindingContext.ModelState.AddModelError(bindingContext.ModelName, new FormatException());
+            }
+            return value;
+        }
+    }
+}

src/Orchard/Orchard.Framework.csproj

@@ -182,6 +182,7 @@
     <Compile Include="Data\Migration\Schema\DropUniqueConstraintCommand.cs" />
     <Compile Include="Environment\Extensions\Models\LifecycleStatus.cs" />
     <Compile Include="Environment\ShellBuilders\ICompositionStrategy.cs" />
+    <Compile Include="Mvc\ModelBinders\BooleanBinderProvider.cs" />
     <Compile Include="Mvc\Updater.cs" />
     <Compile Include="Recipes\Models\ConfigurationContext.cs" />
     <Compile Include="Recipes\Models\RecipeBuilderStepConfigurationContext.cs" />