From 7fb3f1c62eb984015fcbbcaf09eb54edc8b7031b Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Wed, 18 Mar 2026 22:10:52 -0400
Subject: [PATCH] Add Steam filter if specific example exists

---
 CHANGELIST.md                                  |  1 +
 MPF.Frontend.Test/Tools/ProtectionToolTests.cs | 13 +++++++++++++
 MPF.Frontend/Tools/PhysicalTool.cs             |  6 ++----
 MPF.Frontend/Tools/ProtectionTool.cs           |  8 ++++++++
 4 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/CHANGELIST.md b/CHANGELIST.md
index 0ef1f8c9..e22e6753 100644
--- a/CHANGELIST.md
+++ b/CHANGELIST.md
@@ -76,6 +76,7 @@
 - Attempt to fix image scanning issues
 - Parse and process Steam AppIDs and DepotIDs (Bestest)
 - Minor cleanup from missed recommendations
+- Add Steam filter if specific example exists
 
 ### 3.6.0 (2025-11-28)
 
diff --git a/MPF.Frontend.Test/Tools/ProtectionToolTests.cs b/MPF.Frontend.Test/Tools/ProtectionToolTests.cs
index 28be2fe4..4ed85294 100644
--- a/MPF.Frontend.Test/Tools/ProtectionToolTests.cs
+++ b/MPF.Frontend.Test/Tools/ProtectionToolTests.cs
@@ -817,6 +817,19 @@ namespace MPF.Frontend.Test.Tools
             Assert.Equal("StarForce Keyless", sanitized);
         }
 
+        [Fact]
+        public void SanitizeFoundProtections_Steam()
+        {
+            List<string> protections =
+            [
+                "Steam",
+                "Steam (.sis/.csm/.csd)",
+            ];
+
+            string sanitized = ProtectionTool.SanitizeFoundProtections(protections);
+            Assert.Equal("Steam (.sis/.csm/.csd)", sanitized);
+        }
+
         [Fact]
         public void SanitizeFoundProtections_Sysiphus()
         {
diff --git a/MPF.Frontend/Tools/PhysicalTool.cs b/MPF.Frontend/Tools/PhysicalTool.cs
index 30d300bc..31c916c8 100644
--- a/MPF.Frontend/Tools/PhysicalTool.cs
+++ b/MPF.Frontend/Tools/PhysicalTool.cs
@@ -195,9 +195,8 @@ namespace MPF.Frontend.Tools
                     if (!File.Exists(sis))
                         continue;
 
-                    long sisSize = new FileInfo(sis).Length;
-
                     // Arbitrary filesize cap, a disc would need over 100x the normal amount of depots to go over this
+                    long sisSize = new FileInfo(sis).Length;
                     if (sisSize > 10_000)
                         continue;
 
@@ -268,9 +267,8 @@ namespace MPF.Frontend.Tools
                     if (!File.Exists(sis))
                         continue;
 
-                    long sisSize = new FileInfo(sis).Length;
-
                     // Arbitrary filesize cap, a disc would need over 100x the normal amount of depots to go over this.
+                    long sisSize = new FileInfo(sis).Length;
                     if (sisSize > 10_000)
                         continue;
 
diff --git a/MPF.Frontend/Tools/ProtectionTool.cs b/MPF.Frontend/Tools/ProtectionTool.cs
index 7b3009d1..d6cd8d43 100644
--- a/MPF.Frontend/Tools/ProtectionTool.cs
+++ b/MPF.Frontend/Tools/ProtectionTool.cs
@@ -651,6 +651,14 @@ namespace MPF.Frontend.Tools
                 foundProtections.Add("StarForce Keyless");
             }
 
+            // Steam
+            if (foundProtections.Exists(p => p == "Steam")
+                && foundProtections.Exists(p => p.StartsWith("Steam")
+                    && p.Length > "Steam".Length))
+            {
+                foundProtections = foundProtections.FindAll(p => p != "Steam");
+            }
+
             // Sysiphus
             if (foundProtections.Exists(p => p == "Sysiphus")
                 && foundProtections.Exists(p => p.StartsWith("Sysiphus") && p.Length > "Sysiphus".Length))