From 090f0c326cfda18c4a255c56acb72beaa5e1e339 Mon Sep 17 00:00:00 2001
From: Sorunome <mail@sorunome.de>
Date: Mon, 19 Oct 2020 17:27:00 +0200
Subject: [PATCH] fix: Do not require unrequired field in supported versions
 response

---
 lib/encryption/encryption.dart               | 3 ++-
 lib/matrix_api/model/supported_versions.dart | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/encryption/encryption.dart b/lib/encryption/encryption.dart
index 9741460..d487db5 100644
--- a/lib/encryption/encryption.dart
+++ b/lib/encryption/encryption.dart
@@ -118,7 +118,8 @@ class Encryption {
           runInRoot(() => keyVerificationManager.handleEventUpdate(update)));
     }
     if (update.content['sender'] == client.userID &&
-        !update.content['unsigned'].containsKey('transaction_id')) {
+        (!update.content.containsKey('unsigned') ||
+            !update.content['unsigned'].containsKey('transaction_id'))) {
       // maybe we need to re-try SSSS secrets
       unawaited(runInRoot(() => ssss.periodicallyRequestMissingCache()));
     }
diff --git a/lib/matrix_api/model/supported_versions.dart b/lib/matrix_api/model/supported_versions.dart
index e5beaf3..33ab8c4 100644
--- a/lib/matrix_api/model/supported_versions.dart
+++ b/lib/matrix_api/model/supported_versions.dart
@@ -22,7 +22,7 @@ class SupportedVersions {
 
   SupportedVersions.fromJson(Map<String, dynamic> json) {
     versions = json['versions'].cast<String>();
-    unstableFeatures = Map<String, bool>.from(json['unstable_features']);
+    unstableFeatures = Map<String, bool>.from(json['unstable_features'] ?? {});
   }
 
   Map<String, dynamic> toJson() {