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Assets/Photon/PhotonRealtime/Code/Unity/PhotonAppSettings.cs

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+// -----------------------------------------------------------------------
+// <copyright file="PhotonAppSettings.cs" company="Exit Games GmbH">
+// </copyright>
+// <author>developer@photonengine.com</author>
+// ----------------------------------------------------------------------------
+
+#if UNITY_2017_4_OR_NEWER
+#define SUPPORTED_UNITY
+#endif
+
+
+#if !PHOTON_UNITY_NETWORKING
+
+namespace Photon.Realtime
+{
+    using System;
+    using System.IO;
+    using UnityEditor;
+    using UnityEngine;
+    /// <summary>
+    /// Collection of connection-relevant settings, used internally by PhotonNetwork.ConnectUsingSettings.
+    /// </summary>
+    /// <remarks>
+    /// Includes the AppSettings class from the Realtime APIs plus some other, PUN-relevant, settings.</remarks>
+    [Serializable]
+    [HelpURL("https://doc.photonengine.com/en-us/pun/v2/getting-started/initial-setup")]
+    public class PhotonAppSettings : ScriptableObject
+    {
+        [Tooltip("Core Photon Server/Cloud settings.")]
+        public AppSettings AppSettings;
+
+        #if UNITY_EDITOR
+        [HideInInspector]
+        public bool DisableAutoOpenWizard;
+        //public bool ShowSettings;
+        //public bool DevRegionSetOnce;
+        #endif
+
+        private static PhotonAppSettings instance;
+
+        /// <summary>Serialized server settings, written by the Setup Wizard for use in ConnectUsingSettings.</summary>
+        public static PhotonAppSettings Instance
+        {
+            get
+            {
+                if (instance == null)
+                {
+                    LoadOrCreateSettings();
+                }
+
+                return instance;
+            }
+
+            private set { instance = value; }
+        }
+
+
+
+        public static void LoadOrCreateSettings()
+        {
+            if (instance != null)
+            {
+                Debug.LogWarning("Instance is not null. Will not LoadOrCreateSettings().");
+                return;
+            }
+
+
+            #if UNITY_EDITOR
+            // let's check if the AssetDatabase finds the file; aimed to avoid multiple files being created, potentially a futile step
+            AssetDatabase.Refresh();
+            #endif
+
+            // try to load the resource / asset (ServerSettings a.k.a. PhotonServerSettings)
+            instance = (PhotonAppSettings)Resources.Load(typeof(PhotonAppSettings).Name, typeof(PhotonAppSettings));
+            if (instance != null)
+            {
+                //Debug.LogWarning("Settings from Resources."); // DEBUG
+                return;
+            }
+
+
+            // create it if not loaded
+            if (instance == null)
+            {
+                instance = (PhotonAppSettings)CreateInstance(typeof(PhotonAppSettings));
+                if (instance == null)
+                {
+                    Debug.LogError("Failed to create ServerSettings. PUN is unable to run this way. If you deleted it from the project, reload the Editor.");
+                    return;
+                }
+
+                //Debug.LogWarning("Settings created!"); // DEBUG
+            }
+
+            // in the editor, store the settings file as it's not loaded
+            #if UNITY_EDITOR
+            string punResourcesDirectory = "Assets/Photon/Resources/";
+            string serverSettingsAssetPath = punResourcesDirectory + typeof(PhotonAppSettings).Name + ".asset";
+            string serverSettingsDirectory = Path.GetDirectoryName(serverSettingsAssetPath);
+
+            if (!Directory.Exists(serverSettingsDirectory))
+            {
+                Directory.CreateDirectory(serverSettingsDirectory);
+                AssetDatabase.ImportAsset(serverSettingsDirectory);
+            }
+
+            AssetDatabase.CreateAsset(instance, serverSettingsAssetPath);
+            AssetDatabase.SaveAssets();
+
+
+            //Debug.Log("Settings stored to DB."); // DEBUG
+            #endif
+        }
+    }
+}
+#endif