From aeed317fcab085cdbfb8e10292233c7eee965271 Mon Sep 17 00:00:00 2001
From: Jonathan Magnan <info@zzzprojects.com>
Date: Wed, 26 Jan 2022 09:02:00 -0500
Subject: [PATCH] Add ShouldIgnoreDynamicFilterInterceptor

---
 .../DynamicFilterInterceptor.cs                   |  6 +++---
 .../DynamicFilterManager.cs                       | 15 +++++++++++++++
 ...ntityFramework.DynamicFilters.Shared.projitems |  1 +
 3 files changed, 19 insertions(+), 3 deletions(-)
 create mode 100644 src/EntityFramework.DynamicFilters.Shared/DynamicFilterManager.cs

diff --git a/src/EntityFramework.DynamicFilters.Shared/DynamicFilterInterceptor.cs b/src/EntityFramework.DynamicFilters.Shared/DynamicFilterInterceptor.cs
index dc7d1c1..7de4dba 100644
--- a/src/EntityFramework.DynamicFilters.Shared/DynamicFilterInterceptor.cs
+++ b/src/EntityFramework.DynamicFilters.Shared/DynamicFilterInterceptor.cs
@@ -11,15 +11,15 @@ public class DynamicFilterInterceptor : IDbCommandTreeInterceptor
     {
         public void TreeCreated(DbCommandTreeInterceptionContext interceptionContext)
         {
+            // https://github.com/zzzprojects/EntityFramework.DynamicFilters/issues/153
+            if (DynamicFilterManager.ShouldIgnoreDynamicFilterInterceptor != null && DynamicFilterManager.ShouldIgnoreDynamicFilterInterceptor(interceptionContext)) return;
+
             var queryCommand = interceptionContext.Result as DbQueryCommandTree;
             if (queryCommand != null)
             {
                 var context = interceptionContext.DbContexts.FirstOrDefault();
                 if (context != null)
                 {
-                    // https://github.com/zzzprojects/EntityFramework.DynamicFilters/issues/153
-                    if (context is HistoryContext) return;
-
                     DbExpressionVisitor<DbExpression> visitor;
 #if (USE_CSPACE)
                     //  Intercepting CSpace instead of SSpace gives us access to all of the navigation properties
diff --git a/src/EntityFramework.DynamicFilters.Shared/DynamicFilterManager.cs b/src/EntityFramework.DynamicFilters.Shared/DynamicFilterManager.cs
new file mode 100644
index 0000000..e54ec8e
--- /dev/null
+++ b/src/EntityFramework.DynamicFilters.Shared/DynamicFilterManager.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Data.Entity.Infrastructure.Interception;
+
+namespace EntityFramework.DynamicFilters
+{
+    /// <summary>Manager for dynamic filters.</summary>
+    public static class DynamicFilterManager
+    {
+        /// <summary>
+        /// Gets or sets if the DynamicFilterInterceptor should be ignored.
+        /// </summary>
+        /// <value>True if the DynamicFilterInterceptor should be ignored.</value>
+        public static Func<DbCommandTreeInterceptionContext, bool> ShouldIgnoreDynamicFilterInterceptor { get; set; }
+    }
+}
diff --git a/src/EntityFramework.DynamicFilters.Shared/EntityFramework.DynamicFilters.Shared.projitems b/src/EntityFramework.DynamicFilters.Shared/EntityFramework.DynamicFilters.Shared.projitems
index d72bf1b..203213d 100644
--- a/src/EntityFramework.DynamicFilters.Shared/EntityFramework.DynamicFilters.Shared.projitems
+++ b/src/EntityFramework.DynamicFilters.Shared/EntityFramework.DynamicFilters.Shared.projitems
@@ -15,6 +15,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)DynamicFilterDefinition.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)DynamicFilterExtensions.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)DynamicFilterInterceptor.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)DynamicFilterManager.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)DynamicFilterOptions.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)DynamicFilterParameters.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)DynamicFilterQueryVisitorCSpace.cs" />