# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1438519569 -7200
# Node ID ad99cd241c8f90d0f002adb0d7f67885f79dff1d
# Parent  5871195dd9f83381e4c4643f8d086633502e7495
Fixed period retrieval where no limit is specified.

diff -r 5871195dd9f8 -r ad99cd241c8f imiptools/data.py
--- a/imiptools/data.py	Sun Aug 02 14:23:40 2015 +0200
+++ b/imiptools/data.py	Sun Aug 02 14:46:09 2015 +0200
@@ -595,6 +595,7 @@
     """
 
     rrule = obj.get_value("RRULE")
+    parameters = get_parameters(rrule)
 
     # Use localised datetimes.
 
@@ -626,7 +627,6 @@
         # unchecked.
 
         selector = get_rule(dtstart, rrule)
-        parameters = get_parameters(rrule)
         periods = []
 
         until = parameters.get("UNTIL")
@@ -640,6 +640,9 @@
             recurrence_end = recurrence_start + duration
             periods.append(RecurringPeriod(recurrence_start, recurrence_end, tzid, "RRULE"))
 
+    else:
+        periods = []
+
     # Add recurrence dates.
 
     rdates = obj.get_date_value_items("RDATE", tzid)