Changed TIUbiquityMonitor back to doing a full scan of all cloud file…

…s, because when using the more specialized predicate, it sometimes would not fire notifications (particularly if all URLs were up to date so there were 0 results).

TICoreDataSync/06 External Sources/TIUbiquityMonitor.m

@@ -49,7 +49,7 @@ - (id)initWithPredicate:(NSPredicate *)newPredicate
 
 - (id)init
 {
-    NSPredicate *newPredicate = [NSPredicate predicateWithFormat:@"%K = FALSE OR %K = FALSE", NSMetadataUbiquitousItemIsDownloadedKey, NSMetadataUbiquitousItemIsUploadedKey];
+    NSPredicate *newPredicate = [NSPredicate predicateWithFormat:@"%K like '*'", NSMetadataItemFSNameKey];
     return [self initWithPredicate:newPredicate];
 }
 
@@ -114,7 +114,7 @@ - (void)update:(NSNotification *)notif
         NSNumber *uploaded = [metadataQuery valueOfAttribute:NSMetadataUbiquitousItemIsUploadedKey forResultAtIndex:i];
         NSNumber *fileSizeNumber = [metadataQuery valueOfAttribute:NSMetadataItemFSSizeKey forResultAtIndex:i];
 
-        unsigned long long fileSize = fileSizeNumber.unsignedLongLongValue;
+        unsigned long long fileSize = fileSizeNumber ? fileSizeNumber.unsignedLongLongValue : 0;
         if ( downloaded && !downloaded.boolValue ) {
             double percentage = percentDownloaded ? percentDownloaded.doubleValue : 0.0;
             long long fileDownloadSize = (1.0 - percentage / 100.0) * fileSize;