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Assets/Oculus/VR/Editor/OVRPluginInfoOpenXR.cs

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * Licensed under the Oculus SDK License Agreement (the "License");
+ * you may not use the Oculus SDK except in compliance with the License,
+ * which is provided at the time of installation or download, or which
+ * otherwise accompanies this software in either electronic or hard copy form.
+ *
+ * You may obtain a copy of the License at
+ *
+ * https://developer.oculus.com/licenses/oculussdk/
+ *
+ * Unless required by applicable law or agreed to in writing, the Oculus SDK
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#if OVR_UNITY_PACKAGE_MANAGER
+using System;
+using System.IO;
+using System.Linq;
+using System.Security.Cryptography;
+using UnityEditor;
+using UnityEngine;
+
+namespace Oculus.VR.Editor
+{
+    [InitializeOnLoad]
+    public class OVRPluginInfoOpenXR : IOVRPluginInfoSupplier
+    {
+        private const string PackageName = "com.meta.xr.sdk.utilities";
+
+        private static readonly string PluginsRelPath =
+            Path.Combine("Packages", PackageName, "Plugins");
+
+        private static readonly string PluginRelPathWin64 =
+            Path.Combine(PluginsRelPath, "Win64OpenXR", "OVRPlugin.dll");
+
+        private static readonly string PluginRelPathAndroid =
+            Path.Combine(PluginsRelPath, "AndroidOpenXR", "OVRPlugin.aar");
+
+        private static bool _unityRunningInBatchMode;
+        private static bool _restartPending;
+
+        public bool IsOVRPluginOpenXRActivated() => true;
+
+        public bool IsOVRPluginUnityProvidedActivated() => false;
+
+        static OVRPluginInfoOpenXR()
+        {
+            EditorApplication.delayCall += DelayCall;
+        }
+
+        private static void DelayCall()
+        {
+            if (Environment.CommandLine.Contains("-batchmode"))
+            {
+                _unityRunningInBatchMode = true;
+            }
+
+            if (_restartPending)
+            {
+                return;
+            }
+
+            CheckHasPluginChanged();
+        }
+
+        private static void CheckHasPluginChanged()
+        {
+            var projectConfig = OVRProjectConfig.GetProjectConfig();
+            string md5Win64Actual = GetFileChecksum(Path.GetFullPath(PluginRelPathWin64));
+            string md5AndroidActual = GetFileChecksum(Path.GetFullPath(PluginRelPathAndroid));
+            if (projectConfig.ovrPluginMd5Win64 == md5Win64Actual &&
+                projectConfig.ovrPluginMd5Android == md5AndroidActual)
+            {
+                return;
+            }
+            bool userAgreedToRestart = EditorUtility.DisplayDialog(
+                "Restart Unity",
+                "Changes to OVRPlugin detected. Plugin updates require a restart. Please restart Unity to complete the update.",
+                "Restart Editor",
+                "Not Now");
+            projectConfig.ovrPluginMd5Win64 = md5Win64Actual;
+            projectConfig.ovrPluginMd5Android = md5AndroidActual;
+            OVRProjectConfig.CommitProjectConfig(projectConfig);
+            if (userAgreedToRestart)
+            {
+                RestartUnityEditor();
+            }
+            else
+            {
+                Debug.LogWarning("OVRPlugin not updated. Restart the editor to update.");
+            }
+        }
+
+        private static string GetFileChecksum(string filePath)
+        {
+            using var md5 = new MD5CryptoServiceProvider();
+            byte[] buffer = md5.ComputeHash(File.ReadAllBytes(filePath));
+            return string.Join(null, buffer.Select(b => b.ToString("x2")));
+        }
+
+        private static void RestartUnityEditor()
+        {
+            if (_unityRunningInBatchMode)
+            {
+                Debug.LogWarning("Restarting editor is not supported in batch mode");
+                return;
+            }
+
+            _restartPending = true;
+            EditorApplication.OpenProject(GetCurrentProjectPath());
+        }
+
+        private static string GetCurrentProjectPath()
+        {
+            DirectoryInfo projectPath = Directory.GetParent(Application.dataPath);
+            if (projectPath == null)
+            {
+                throw new DirectoryNotFoundException("Unable to find project path.");
+            }
+            return projectPath.FullName;
+        }
+    }
+}
+
+#endif