MESSENGER-3344 undecrypted contactsv2

Riot/Modules/MatrixKit/Models/Contact/MXKContactManager.h

@@ -240,4 +240,7 @@ typedef void(^MXKContactManagerDiscoverUsersBoundTo3PIDs)(NSArray<NSArray<NSStri
 + (void)requestUserConfirmationForLocalContactsSyncInViewController:(UIViewController* _Nonnull)viewController
                                                   completionHandler:(void (^_Nonnull)(BOOL granted))handler;
 
+// bwi: we need this public
+- (void)refreshMatrixContacts;
+
 @end

Riot/Modules/MatrixKit/Models/Contact/MXKContactManager.m

@@ -1269,6 +1269,11 @@ NSString *const MXKContactManagerDataType = @"org.matrix.kit.MXKContactManagerDa
 
 - (void)refreshMatrixContacts
 {
+    // bwi: only refresh contacts when file can be encrypted (SecureFileStore is only unlocked after Pin/pasphrase
+    if ( BwiBuildSettings.forcedPinProtection && !EncryptionKeyManager.shared.isInitFinished ) {
+        return;
+    };
+    
     NSArray *mxSessions = self.mxSessions;
 
     // Check whether at least one session is available