Fix for exception on export (#1968)

This fixes an exception that would happen if three conditions were met:
  1) No database was selected or it was empty
  2) A custom export filename was set
  3) You tried to export the result of a custom query

1 files changed, 7 insertions, 0 deletions

diff --git a/Source/SPArrayAdditions.m b/Source/SPArrayAdditions.m
index 91af56e4..0fe75483 100644
--- a/Source/SPArrayAdditions.m
+++ b/Source/SPArrayAdditions.m
@@ -145,4 +145,11 @@
 	return subArray;
 }
 
+- (id)objectOrNilAtIndex:(NSUInteger)index
+{
+	if([self count] <= index)
+		return nil;
+	return [self objectAtIndex:index];
+}
+
 @end