From 3c7389f582ba3167a95ab3d7ae63ced2aeac48ca Mon Sep 17 00:00:00 2001
From: Paul Chote <pchote@users.noreply.github.com>
Date: Thu, 4 Dec 2025 23:40:08 +0000
Subject: [PATCH] Implement InstallShieldPackage.OpenPackage.

---
 OpenRA.Mods.Common/FileSystem/InstallShieldPackage.cs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/OpenRA.Mods.Common/FileSystem/InstallShieldPackage.cs b/OpenRA.Mods.Common/FileSystem/InstallShieldPackage.cs
index 6d74b14b04..7b2c65e45d 100644
--- a/OpenRA.Mods.Common/FileSystem/InstallShieldPackage.cs
+++ b/OpenRA.Mods.Common/FileSystem/InstallShieldPackage.cs
@@ -119,7 +119,14 @@ namespace OpenRA.Mods.Common.FileSystem
 
 			public IReadOnlyPackage OpenPackage(string filename, FS context)
 			{
-				// Not implemented
+				var childStream = GetStream(filename);
+				if (childStream == null)
+					return null;
+
+				if (context.TryParsePackage(childStream, filename, out var package))
+					return package;
+
+				childStream.Dispose();
 				return null;
 			}