add up navigation in ViewCertActivity

Fixes #567

1 files changed, 4 insertions, 0 deletions

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainContract.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainContract.java
index 08b4412af..78aa4263e 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainContract.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainContract.java
@@ -127,6 +127,10 @@ public class KeychainContract {
             return CONTENT_URI.buildUpon().appendPath(masterKeyId).build();
         }
 
+        public static Uri buildGenericKeyRingUri(Uri uri) {
+            return CONTENT_URI.buildUpon().appendPath(uri.getPathSegments().get(1)).build();
+        }
+
         public static Uri buildUnifiedKeyRingUri(String masterKeyId) {
             return CONTENT_URI.buildUpon().appendPath(masterKeyId).appendPath(PATH_UNIFIED).build();
         }