[CalendarServer-changes] [13740] CalendarServer/trunk

source_changes at macosforge.org source_changes at macosforge.org
Wed Jul 9 12:36:55 PDT 2014


Revision: 13740
          http://trac.calendarserver.org//changeset/13740
Author:   cdaboo at apple.com
Date:     2014-07-09 12:36:55 -0700 (Wed, 09 Jul 2014)
Log Message:
-----------
Shared all-day events default to transparent.

Modified Paths:
--------------
    CalendarServer/trunk/calendarserver/tools/dbinspect.py
    CalendarServer/trunk/twistedcaldav/datafilters/peruserdata.py
    CalendarServer/trunk/twistedcaldav/datafilters/test/test_peruserdata.py
    CalendarServer/trunk/twistedcaldav/ical.py
    CalendarServer/trunk/twistedcaldav/method/get.py
    CalendarServer/trunk/twistedcaldav/method/report_calendar_query.py
    CalendarServer/trunk/twistedcaldav/method/report_common.py
    CalendarServer/trunk/twistedcaldav/resource.py
    CalendarServer/trunk/twistedcaldav/storebridge.py
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184A66-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184D26-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185326-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31854DA-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31856AC-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318585A-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185A14-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185BBD-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185D63-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185F20-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31860C8-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318627C-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186426-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31865E4-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186792-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186938-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186ADE-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186C96-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186E3A-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186FE7-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318719A-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3187343-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188906-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188B3A-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188CFF-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188EAA-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189058-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189203-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31893C2-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189572-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189716-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31898D4-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189A88-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189C32-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189DEC-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189F94-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A148-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A2F3-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A4BA-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A6E1-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A898-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AA54-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ABFE-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ADAA-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AF53-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B108-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B2D2-1ED0-11D9-A5E0-000A958A3252.ics
    CalendarServer/trunk/twistedcaldav/test/test_icalendar.py
    CalendarServer/trunk/twistedcaldav/test/test_multiget.py
    CalendarServer/trunk/txdav/caldav/datastore/scheduling/freebusy.py
    CalendarServer/trunk/txdav/caldav/datastore/scheduling/processing.py
    CalendarServer/trunk/txdav/caldav/datastore/sql.py

Modified: CalendarServer/trunk/calendarserver/tools/dbinspect.py
===================================================================
--- CalendarServer/trunk/calendarserver/tools/dbinspect.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/calendarserver/tools/dbinspect.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -37,7 +37,6 @@
 
 from twistedcaldav import caldavxml
 from twistedcaldav.config import config
-from twistedcaldav.datafilters.peruserdata import PerUserDataFilter
 from twistedcaldav.directory import calendaruserproxy
 from twistedcaldav.stdconfig import DEFAULT_CONFIG_FILE
 
@@ -98,7 +97,7 @@
 
 @inlineCallbacks
 def UserNameFromUID(txn, uid):
-    record = yield txn.directoryService().recordWithGUID(uid)
+    record = yield txn.directoryService().recordWithUID(uid)
     returnValue(record.shortNames[0] if record else "(%s)" % (uid,))
 
 
@@ -116,7 +115,7 @@
         record = yield txn.directoryService().recordWithShortName(CalRecordType.resource, value)
     if record is None:
         record = yield txn.directoryService().recordWithShortName(RecordType.group, value)
-    returnValue(record.guid if record else None)
+    returnValue(record.uid if record else None)
 
 
 
@@ -772,8 +771,7 @@
             returnValue(None)
         for name, _ignore_uid, _ignore_type in matches:
             event = yield calendar.calendarObjectWithName(name)
-            ical_data = yield event.component()
-            ical_data = PerUserDataFilter(uid).filter(ical_data)
+            ical_data = yield event.componentForUser()
             ical_data.stripStandardTimezones()
 
             table = tables.Table()

Modified: CalendarServer/trunk/twistedcaldav/datafilters/peruserdata.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/datafilters/peruserdata.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/datafilters/peruserdata.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -109,45 +109,15 @@
 
         # Now transfer any components over
         if peruser_component:
-            self._mergeBack(ical, peruser_component)
+            self._filterBack(ical, peruser_component)
+        else:
+            self._defaultFilter(ical)
 
         return ical
 
 
-    def merge(self, icalnew, icalold):
+    def _filterBack(self, ical, peruser):
         """
-        Merge the new data with the old taking per-user information into account.
-
-        @param icalnew: new calendar data
-        @type icalnew: L{Component} or C{str}
-        @param icalold: existing calendar data
-        @type icalold: L{Component} or C{str}
-
-        @return: L{Component} for the merged calendar data
-        """
-
-        # Make sure input is valid
-        icalnew = self.validCalendar(icalnew)
-
-        # There cannot be any X-CALENDARSERVER-PERUSER components in the new data
-        for component in tuple(icalnew.subcomponents()):
-            if component.name() == PERUSER_COMPONENT:
-                raise ValueError("Cannot merge calendar data with X-CALENDARSERVER-PERUSER components in it")
-
-        # First split the new data into common and per-user pieces
-        self._splitPerUserData(icalnew)
-        if icalold is None:
-            return icalnew
-
-        # Make sure input is valid
-        icalold = self.validCalendar(icalold)
-
-        self._mergeRepresentations(icalnew, icalold)
-        return icalnew
-
-
-    def _mergeBack(self, ical, peruser):
-        """
         Merge the per-user data back into the main calendar data.
 
         @param ical: main calendar data to merge into
@@ -179,7 +149,7 @@
                 if ical_component is None:
                     continue
                 peruser_component = peruser_recurrence_map[rid]
-                self._mergeBackComponent(ical_component, peruser_component)
+                self._filterBackComponent(ical_component, peruser_component)
                 ical.addComponent(ical_component)
         elif peruser_only_set:
             # We used to error out here, but instead we should silently ignore this error and keep going
@@ -189,7 +159,7 @@
         for rid in union_set:
             ical_component = ical.overriddenComponent(rid)
             peruser_component = peruser_recurrence_map[rid]
-            self._mergeBackComponent(ical_component, peruser_component)
+            self._filterBackComponent(ical_component, peruser_component)
 
         # For ones in main data but no per-user data, we try and copy over the master per-user data
         if ical_only_set:
@@ -197,16 +167,17 @@
             if peruser_master:
                 for rid in ical_only_set:
                     ical_component = ical.overriddenComponent(rid)
-                    self._mergeBackComponent(ical_component, peruser_master)
+                    self._filterBackComponent(ical_component, peruser_master)
 
 
-    def _mergeBackComponent(self, ical, peruser):
+    def _filterBackComponent(self, ical, peruser):
         """
         Copy all properties and sub-components from per-user data into the main component
-        @param ical:
-        @type ical:
-        @param peruser:
-        @type peruser:
+
+        @param ical: main calendar component data to merge into
+        @type ical: L{Component}
+        @param peruser: the per-user data to merge in
+        @type peruser: L{Component}
         """
 
         # Each sub-component
@@ -220,6 +191,52 @@
             ical.addProperty(property)
 
 
+    def _defaultFilter(self, ical):
+        """
+        There is no per-user component. Instead apply default properties to the data for this user.
+    
+        @param ical: the iCalendar object to process
+        @type ical: L{Component}
+        """
+
+        # TRANSP property behavior: if the event is all-day add TRANSP:TRANSPARENT, otherwise do nothing
+        comp = ical.mainComponent()
+        if comp.name() == "VEVENT" and comp.propertyValue("DTSTART").isDateOnly() and not comp.hasProperty("TRANSP"):
+            ical.addPropertyToAllComponents(Property("TRANSP", "TRANSPARENT"))
+
+
+    def merge(self, icalnew, icalold):
+        """
+        Merge the new data with the old taking per-user information into account.
+
+        @param icalnew: new calendar data
+        @type icalnew: L{Component} or C{str}
+        @param icalold: existing calendar data
+        @type icalold: L{Component} or C{str}
+
+        @return: L{Component} for the merged calendar data
+        """
+
+        # Make sure input is valid
+        icalnew = self.validCalendar(icalnew)
+
+        # There cannot be any X-CALENDARSERVER-PERUSER components in the new data
+        for component in tuple(icalnew.subcomponents()):
+            if component.name() == PERUSER_COMPONENT:
+                raise ValueError("Cannot merge calendar data with X-CALENDARSERVER-PERUSER components in it")
+
+        # First split the new data into common and per-user pieces
+        self._splitPerUserData(icalnew)
+        if icalold is None:
+            return icalnew
+
+        # Make sure input is valid
+        icalold = self.validCalendar(icalold)
+
+        self._mergeRepresentations(icalnew, icalold)
+        return icalnew
+
+
     def _splitPerUserData(self, ical):
         """
         Split the per-user data out of the "normal" iCalendar components into separate per-user
@@ -249,6 +266,9 @@
             perinstance_component = Component(PERINSTANCE_COMPONENT) if self.uid else None
             perinstance_id_different = False
 
+            # Special case certain default property values
+            self._defaultMerge(component)
+
             # Transfer per-user properties from main component to per-instance component
             for property in tuple(component.properties()):
                 if property.name() in PerUserDataFilter.PERUSER_PROPERTIES or property.name().startswith("X-") and property.name() not in PerUserDataFilter.IGNORE_X_PROPERTIES:
@@ -316,6 +336,21 @@
                 ical.removeComponent(subcomponent)
 
 
+    def _defaultMerge(self, component):
+        """
+        Handle default property values during a merge.
+
+        @param component: the iCalendar component to process
+        @type component: L{Component}
+        """
+
+        # Special handling for TRANSP: if it is not present on an all-day event,
+        # add TRANSP:OPAQUE so that the default is explicitly included, since otherwise
+        # L_defaultFilter) will add TRANSP:TRANSPARENT
+        if component.name() == "VEVENT" and component.propertyValue("DTSTART").isDateOnly() and not component.hasProperty("TRANSP"):
+            component.addProperty(Property("TRANSP", "OPAQUE"))
+
+
     def _mergeRepresentations(self, icalnew, icalold):
 
         # Test for simple case first

Modified: CalendarServer/trunk/twistedcaldav/datafilters/test/test_peruserdata.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/datafilters/test/test_peruserdata.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/datafilters/test/test_peruserdata.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -6707,3 +6707,582 @@
         result02 = PerUserDataFilter("user02").filter(peruser.duplicate())
         self.assertEqual(str(result02), data02)
         TimezoneCache.clear()
+
+
+
+class PerUserDataFilterTestTransp (twistedcaldav.test.util.TestCase):
+
+    def test_filter(self):
+
+        data = (
+            (
+                "Event timed, no per-user",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:VEVENT
+UID:12345-67890
+RECURRENCE-ID:20080602T120000Z
+DTSTART:20080602T130000Z
+DTEND:20080602T140000Z
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+END:VEVENT
+END:VCALENDAR
+""",
+                None,
+                None,
+            ),
+            (
+                "Event all-day, no per-user",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:VEVENT
+UID:12345-67890
+RECURRENCE-ID:20080602
+DTSTART;VALUE=DATE:20080602
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+END:VEVENT
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+TRANSP:TRANSPARENT
+END:VEVENT
+BEGIN:VEVENT
+UID:12345-67890
+RECURRENCE-ID;VALUE=DATE:20080602
+DTSTART;VALUE=DATE:20080602
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+TRANSP:TRANSPARENT
+END:VEVENT
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+TRANSP:TRANSPARENT
+END:VEVENT
+BEGIN:VEVENT
+UID:12345-67890
+RECURRENCE-ID;VALUE=DATE:20080602
+DTSTART;VALUE=DATE:20080602
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+TRANSP:TRANSPARENT
+END:VEVENT
+END:VCALENDAR
+""",
+            ),
+            (
+                "Event timed, per-user user01 no transp",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+X-FOO:BAR
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+X-FOO:BAR
+END:VEVENT
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+END:VCALENDAR
+""",
+            ),
+            (
+                "Event all-day, per-user user01 no transp",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+X-FOO:BAR
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+X-FOO:BAR
+END:VEVENT
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+TRANSP:TRANSPARENT
+END:VEVENT
+END:VCALENDAR
+""",
+            ),
+            (
+                "Event timed, per-user user01 with transp",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+X-FOO:BAR
+TRANSP:TRANSPARENT
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+TRANSP:TRANSPARENT
+X-FOO:BAR
+END:VEVENT
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+END:VCALENDAR
+""",
+            ),
+            (
+                "Event all-day, per-user user01 with transp",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+X-FOO:BAR
+TRANSP:OPAQUE
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+TRANSP:OPAQUE
+X-FOO:BAR
+END:VEVENT
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+TRANSP:TRANSPARENT
+END:VEVENT
+END:VCALENDAR
+""",
+            ),
+        )
+
+        for title, txt, result1, result2 in data:
+            txt = txt.replace("\n", "\r\n")
+            self.assertEqual(str(PerUserDataFilter("user01").filter(txt)), result1.replace("\n", "\r\n") if result1 is not None else txt, msg=title)
+            self.assertEqual(str(PerUserDataFilter("user02").filter(txt)), result2.replace("\n", "\r\n") if result2 is not None else txt, msg=title)
+
+
+    def test_merge(self):
+
+        data = (
+            (
+                "Event timed, no-existing per-user",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+END:VCALENDAR
+""",
+                "user01",
+                None,
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+END:VCALENDAR
+""",
+
+            ),
+            (
+                "Event all-day, no existing per-user",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+END:VCALENDAR
+""",
+                "user01",
+                None,
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+TRANSP:OPAQUE
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+
+            ),
+            (
+                "Event timed, existing per-user",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+END:VCALENDAR
+""",
+                "user02",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+TRANSP:TRANSPARENT
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+TRANSP:TRANSPARENT
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+            ),
+            (
+                "Event all-day, existing per-user",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+END:VCALENDAR
+""",
+                "user02",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+TRANSP:OPAQUE
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+ATTENDEE:mailto:user1 at example.com
+ATTENDEE:mailto:user2 at example.com
+DTSTAMP:20080601T120000Z
+ORGANIZER;CN=User 01:mailto:user1 at example.com
+RRULE:FREQ=DAILY
+END:VEVENT
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user02
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+TRANSP:OPAQUE
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+BEGIN:X-CALENDARSERVER-PERUSER
+UID:12345-67890
+X-CALENDARSERVER-PERUSER-UID:user01
+BEGIN:X-CALENDARSERVER-PERINSTANCE
+TRANSP:OPAQUE
+END:X-CALENDARSERVER-PERINSTANCE
+END:X-CALENDARSERVER-PERUSER
+END:VCALENDAR
+""",
+
+            ),
+        )
+
+        for title, txt, user, before, after in data:
+            txt = txt.replace("\n", "\r\n")
+            self.assertEqual(str(PerUserDataFilter(user).merge(txt, before)), after.replace("\n", "\r\n"), msg=title)

Modified: CalendarServer/trunk/twistedcaldav/ical.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/ical.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/ical.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -3525,6 +3525,18 @@
         return changed
 
 
+    def adjustedTransp(self):
+        """
+        Determine the TRANSP value for this component. Note that for all-day VEVENTs
+        we are going to treat the default as TRANSPARENT and not OPAQUE
+        """
+        transp = self.propertyValue("TRANSP")
+        if transp is None and self.name() == "VEVENT" and self.propertyValue("DTSTART").isDateOnly():
+            return "TRANSPARENT"
+        else:
+            return "OPAQUE" if transp is None else transp
+
+
     def allPerUserUIDs(self):
 
         results = set()

Modified: CalendarServer/trunk/twistedcaldav/method/get.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/method/get.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/method/get.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -87,7 +87,7 @@
                 if accepted_type is None:
                     raise HTTPError(StatusResponse(responsecode.NOT_ACCEPTABLE, "Cannot generate requested data type"))
 
-                caldata = (yield self.iCalendarForUser(request))
+                caldata = (yield self.iCalendarForUser())
 
                 # Filter any attendee hidden instances
                 caldata = HiddenInstanceFilter().filter(caldata)

Modified: CalendarServer/trunk/twistedcaldav/method/report_calendar_query.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/method/report_calendar_query.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/method/report_calendar_query.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -216,7 +216,7 @@
                     child_uri_name = child_uri[child_uri.rfind("/") + 1:]
 
                     if generate_calendar_data or not index_query_ok:
-                        calendar = (yield child.iCalendarForUser(request))
+                        calendar = (yield child.iCalendarForUser())
                         assert calendar is not None, "Calendar %s is missing from calendar collection %r" % (child_uri_name, self)
                     else:
                         calendar = None
@@ -240,7 +240,7 @@
             # Check private events access status
             isowner = (yield calresource.isOwner(request))
 
-            calendar = (yield calresource.iCalendarForUser(request))
+            calendar = (yield calresource.iCalendarForUser())
             yield queryCalendarObjectResource(calresource, uri, None, calendar, timezone)
 
         returnValue(True)

Modified: CalendarServer/trunk/twistedcaldav/method/report_common.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/method/report_common.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/method/report_common.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -366,7 +366,7 @@
         if isinstance(property, caldavxml.CalendarData):
             # Handle private events access restrictions
             if calendar is None:
-                calendar = (yield resource.iCalendarForUser(request))
+                calendar = (yield resource.iCalendarForUser())
             filtered = HiddenInstanceFilter().filter(calendar)
             filtered = PrivateEventFilter(resource.accessMode, isowner).filter(filtered)
             filtered = CalendarDataFilter(property, timezone).filter(filtered)
@@ -669,12 +669,12 @@
                 # Add extended details
                 if do_event_details:
                     child = (yield request.locateChildResource(calresource, name))
-                    calendar = (yield child.iCalendarForUser(request))
+                    calendar = (yield child.iCalendarForUser())
                     _addEventDetails(calendar, event_details, rich_options, timerange, tzinfo)
 
         else:
             child = (yield request.locateChildResource(calresource, name))
-            calendar = (yield child.iCalendarForUser(request))
+            calendar = (yield child.iCalendarForUser())
 
             # The calendar may come back as None if the resource is being changed, or was deleted
             # between our initial index query and getting here. For now we will ignore this error, but in
@@ -716,7 +716,7 @@
                 # Add extended details
                 if calendar.mainType() == "VEVENT" and do_event_details:
                     child = (yield request.locateChildResource(calresource, name))
-                    calendar = (yield child.iCalendarForUser(request))
+                    calendar = (yield child.iCalendarForUser())
                     _addEventDetails(calendar, event_details, rich_options, timerange, tzinfo)
 
     returnValue(matchtotal)

Modified: CalendarServer/trunk/twistedcaldav/resource.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/resource.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/resource.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -66,7 +66,6 @@
 from twistedcaldav.config import config
 from twistedcaldav.customxml import calendarserver_namespace
 from twistedcaldav.datafilters.hiddeninstance import HiddenInstanceFilter
-from twistedcaldav.datafilters.peruserdata import PerUserDataFilter
 from twistedcaldav.datafilters.privateevents import PrivateEventFilter
 from twistedcaldav.extensions import DAVResource, DAVPrincipalResource, \
     DAVResourceWithChildrenMixin
@@ -1059,20 +1058,6 @@
         return self._newStoreParentHome.isDefaultCalendar(self._newStoreObject)
 
 
-    @inlineCallbacks
-    def iCalendarForUser(self, request):
-
-        caldata = yield self.iCalendar()
-
-        accessUID = (yield self.resourceOwnerPrincipal(request))
-        if accessUID is None:
-            accessUID = ""
-        else:
-            accessUID = accessUID.principalUID()
-
-        returnValue(PerUserDataFilter(accessUID).filter(caldata))
-
-
     def iCalendarAddressDoNormalization(self, ical):
         """
         Normalize calendar user addresses in the supplied iCalendar object into their
@@ -1476,12 +1461,10 @@
 
 
     @inlineCallbacks
-    def iCalendarFiltered(self, isowner, accessUID=None):
+    def iCalendarFiltered(self, isowner):
 
         # Now "filter" the resource calendar data
-        caldata = (yield self.iCalendar())
-        if accessUID:
-            caldata = PerUserDataFilter(accessUID).filter(caldata)
+        caldata = (yield self.iCalendarForUser())
         caldata = HiddenInstanceFilter().filter(caldata)
         caldata = PrivateEventFilter(self.accessMode, isowner).filter(caldata)
         returnValue(caldata)

Modified: CalendarServer/trunk/twistedcaldav/storebridge.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/storebridge.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/storebridge.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -1136,7 +1136,6 @@
 
         tzids = set()
         isowner = (yield self.isOwner(request))
-        accessPrincipal = (yield self.resourceOwnerPrincipal(request))
 
         for name in (yield self._newStoreObject.listObjectResources()):
             try:
@@ -1153,7 +1152,7 @@
 
                 # Get the access filtered view of the data
                 try:
-                    subcalendar = yield child.iCalendarFiltered(isowner, accessPrincipal.principalUID() if accessPrincipal else "")
+                    subcalendar = yield child.iCalendarFiltered(isowner)
                 except ValueError:
                     continue
                 assert subcalendar.name() == "VCALENDAR"
@@ -2675,6 +2674,7 @@
     def componentForUser(self):
         return self._newStoreObject.componentForUser()
 
+    iCalendarForUser = componentForUser
 
     def validIfScheduleMatch(self, request):
         """

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184A66-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184A66-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184A66-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020102
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20031231;BYMONTH=1
 SUMMARY:New Year's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184D26-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184D26-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3184D26-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020122
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20040118;BYMONTH=1;BYDAY=3MO
 SUMMARY:Martin Luther King's Birthday (observed)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185326-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185326-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185326-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020213
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=2
 SUMMARY:Lincoln's Birthday
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31854DA-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31854DA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31854DA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020215
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=2
 SUMMARY:Valentine's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31856AC-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31856AC-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31856AC-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020219
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20040215;BYMONTH=2;BYDAY=3MO
 SUMMARY:President's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318585A-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318585A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318585A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020223
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20040221;BYMONTH=2
 SUMMARY:Washington's Birthday
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185A14-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185A14-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185A14-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020318
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=3
 SUMMARY:St. Patrick's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185BBD-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185BBD-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185BBD-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -8,5 +8,6 @@
 DTSTART;VALUE=DATE:20020331
 DTEND;VALUE=DATE:20020401
 SUMMARY:Easter
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185D63-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185D63-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185D63-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020416
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=4
 SUMMARY:Tax Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185F20-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185F20-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3185F20-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020513
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=5;BYDAY=2SU
 SUMMARY:Mother's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31860C8-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31860C8-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31860C8-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020528
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20040530;BYMONTH=5;BYDAY=-1MO
 SUMMARY:Memorial Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318627C-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318627C-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318627C-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020530
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=5
 SUMMARY:John F. Kennedy's Birthday
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186426-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186426-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186426-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020617
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=6;BYDAY=3SU
 SUMMARY:Father's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31865E4-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31865E4-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31865E4-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020705
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20040703;BYMONTH=7
 SUMMARY:Independence Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186792-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186792-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186792-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020903
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20040905;BYMONTH=9;BYDAY=1MO
 SUMMARY:Labor Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186938-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186938-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186938-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20021015
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20041010;BYMONTH=10;BYDAY=2MO
 SUMMARY:Columbus Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186ADE-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186ADE-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186ADE-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20021028
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=10;BYDAY=-1SU
 SUMMARY:Daylight Saving Time Ends
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186C96-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186C96-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186C96-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20021101
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=10
 SUMMARY:Halloween
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186E3A-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186E3A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186E3A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20021112
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20041110;BYMONTH=11
 SUMMARY:Veteran's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186FE7-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186FE7-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3186FE7-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20021129
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20041124;BYMONTH=11;BYDAY=4TH
 SUMMARY:Thanksgiving
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318719A-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318719A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318719A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20021226
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20041224;BYMONTH=12
 SUMMARY:Christmas Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3187343-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3187343-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3187343-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -8,5 +8,6 @@
 DTSTART;VALUE=DATE:20030420
 DTEND;VALUE=DATE:20030421
 SUMMARY:Easter
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188906-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188906-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188906-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20020408
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=4;BYDAY=1SU
 SUMMARY:Daylight Saving Time Begins
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188B3A-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188B3A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188B3A-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=2
 SEQUENCE:3
 SUMMARY:Groundhog Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188CFF-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188CFF-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188CFF-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DURATION:P1D
 SEQUENCE:2
 SUMMARY:April Fool's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188EAA-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188EAA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3188EAA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20040502;BYMONTH=5;BYDAY=1MO
 SEQUENCE:5
 SUMMARY:May Day Bank Holiday
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189058-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189058-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189058-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=5
 SEQUENCE:3
 SUMMARY:Cinco de Mayo
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189203-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189203-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189203-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=6
 SEQUENCE:3
 SUMMARY:Flag Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31893C2-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31893C2-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31893C2-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20050328
 SEQUENCE:3
 SUMMARY:Easter
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189572-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189572-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189572-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1
 SEQUENCE:3
 SUMMARY:April Fool's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189716-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189716-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189716-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040102
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=1
 SUMMARY:New Year's Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31898D4-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31898D4-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C31898D4-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040120
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=1;BYDAY=3MO
 SUMMARY:Martin Luther King's Birthday observed\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189A88-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189A88-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189A88-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040217
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=2;BYDAY=3MO
 SUMMARY:President's Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189C32-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189C32-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189C32-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040223
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=2
 SUMMARY:Washington's Birthday (actual)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189DEC-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189DEC-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189DEC-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040412
 SEQUENCE:2
 SUMMARY:Easter
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189F94-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189F94-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C3189F94-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20060417
 SEQUENCE:2
 SUMMARY:Easter
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A148-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A148-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A148-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040601
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=5;BYDAY=-1MO
 SUMMARY:Memorial Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A2F3-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A2F3-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A2F3-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=5;BYDAY=1MO
 SEQUENCE:5
 SUMMARY:May Day (bank holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A4BA-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A4BA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A4BA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040705
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=7
 SUMMARY:Independence Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A6E1-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A6E1-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A6E1-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20040907
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=9;BYDAY=1MO
 SUMMARY:Labor Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A898-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A898-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318A898-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20041012
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=10;BYDAY=2MO
 SUMMARY:Columbus Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AA54-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AA54-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AA54-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20041112
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=11
 SUMMARY:Veteran's Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ABFE-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ABFE-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ABFE-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=11;BYDAY=4TH
 SEQUENCE:1
 SUMMARY:Thanksgiving\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ADAA-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ADAA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318ADAA-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -9,5 +9,6 @@
 DTEND;VALUE=DATE:20041226
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=12
 SUMMARY:Christmas Day\n(fed holiday)
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AF53-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AF53-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318AF53-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1
 SEQUENCE:3
 SUMMARY:New Year's Eve
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B108-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B108-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B108-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10,5 +10,6 @@
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=9;BYDAY=2SU
 SEQUENCE:3
 SUMMARY:Grandparent's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B2D2-1ED0-11D9-A5E0-000A958A3252.ics
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B2D2-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/data/Holidays/C318B2D2-1ED0-11D9-A5E0-000A958A3252.ics	2014-07-09 19:36:55 UTC (rev 13740)
@@ -11,5 +11,6 @@
   November
 SEQUENCE:2
 SUMMARY:Election Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR

Modified: CalendarServer/trunk/twistedcaldav/test/test_icalendar.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/test_icalendar.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/test_icalendar.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -10886,3 +10886,181 @@
             changed = component.cleanOrganizerScheduleAgent()
             self.assertEqual(sorted(normalize_iCalStr(component).splitlines()), sorted(normalize_iCalStr(result).splitlines()), msg=title)
             self.assertEqual(changed, result_changed, msg=title)
+
+
+    def test_adjustedTransp(self):
+        """
+        Test that L{Component.adjustedTransp} returns the correct TRANSP value.
+        """
+
+        data = (
+            (
+                "Event timed, no TRANSP",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+END:VEVENT
+END:VCALENDAR
+""",
+                "OPAQUE",
+            ),
+            (
+                "Event timed, TRANSP:OPAQUE",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+TRANSP:OPAQUE
+END:VEVENT
+END:VCALENDAR
+""",
+                "OPAQUE",
+            ),
+            (
+                "Event timed, TRANSP:TRANSPARENT",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+TRANSP:TRANSPARENT
+END:VEVENT
+END:VCALENDAR
+""",
+                "TRANSPARENT",
+            ),
+            (
+                "Event all-day, no TRANSP",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+END:VEVENT
+END:VCALENDAR
+""",
+                "TRANSPARENT",
+            ),
+            (
+                "Event all-day, TRANSP:OPAQUE",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+TRANSP:OPAQUE
+END:VEVENT
+END:VCALENDAR
+""",
+                "OPAQUE",
+            ),
+            (
+                "Event all-day, TRANSP:TRANSPARENT",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART;VALUE=DATE:20080601
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+TRANSP:TRANSPARENT
+END:VEVENT
+END:VCALENDAR
+""",
+                "TRANSPARENT",
+            ),
+            (
+                "Todo timed, no TRANSP",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VTODO
+UID:12345-67890
+DUE:20080601T120000Z
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+END:VTODO
+END:VCALENDAR
+""",
+                "OPAQUE",
+            ),
+            (
+                "Todo all-day, no TRANSP",
+                """BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VTODO
+UID:12345-67890
+DUE;VALUE=DATE:20080601
+DURATION:PT1H
+DTSTAMP:20080601T120000Z
+ORGANIZER:mailto:user01 at example.com
+ATTENDEE:mailto:user01 at example.com
+ATTENDEE:mailto:user02 at example.com
+RRULE:FREQ=DAILY
+SUMMARY:Test
+END:VTODO
+END:VCALENDAR
+""",
+                "OPAQUE",
+            ),
+        )
+
+        for title, txt, result in data:
+            component = Component.fromString(txt).mainComponent()
+            transp = component.adjustedTransp()
+            self.assertEqual(transp, result, msg=title)

Modified: CalendarServer/trunk/twistedcaldav/test/test_multiget.py
===================================================================
--- CalendarServer/trunk/twistedcaldav/test/test_multiget.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/twistedcaldav/test/test_multiget.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -136,6 +136,7 @@
 DTSTAMP:20020101T121212Z
 RRULE:FREQ=YEARLY;INTERVAL=1;UNTIL=20031231;BYMONTH=1
 SUMMARY:New Year's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR
 """.replace("\n", "\r\n"),
@@ -150,6 +151,7 @@
 DTSTAMP:20020101T121212Z
 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=2
 SUMMARY:Valentine's Day
+TRANSP:TRANSPARENT
 END:VEVENT
 END:VCALENDAR
 """.replace("\n", "\r\n")

Modified: CalendarServer/trunk/txdav/caldav/datastore/scheduling/freebusy.py
===================================================================
--- CalendarServer/trunk/txdav/caldav/datastore/scheduling/freebusy.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/txdav/caldav/datastore/scheduling/freebusy.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -356,6 +356,9 @@
                     fbtype,
                 ))
 
+    # Cache directory record lookup outside this loop as it is expensive and will likely
+    # always end up being called with the same organizer address.
+    recordUIDCache = {}
     for key in aggregated_resources.iterkeys():
 
         name, uid, type, test_organizer = key
@@ -375,8 +378,14 @@
                 if excludeuid:
                     # See if we have a UID match
                     if (excludeuid == uid):
-                        test_record = (yield calresource.directoryService().recordWithCalendarUserAddress(test_organizer)) if test_organizer else None
-                        test_uid = test_record.uid if test_record else ""
+                        if test_organizer:
+                            test_uid = recordUIDCache.get(test_organizer)
+                            if test_uid is None:
+                                test_record = (yield calresource.directoryService().recordWithCalendarUserAddress(test_organizer))
+                                test_uid = test_record.uid if test_record else ""
+                                recordUIDCache[test_organizer] = test_uid
+                        else:
+                            test_uid = ""
 
                         # Check that ORGANIZER's match (security requirement)
                         if (organizer is None) or (organizer_uid == test_uid):
@@ -435,8 +444,14 @@
                 # See if we have a UID match
                 if (excludeuid == uid):
                     test_organizer = calendar.getOrganizer()
-                    test_record = (yield calresource.principalForCalendarUserAddress(test_organizer)) if test_organizer else None
-                    test_uid = test_record.principalUID() if test_record else ""
+                    if test_organizer:
+                        test_uid = recordUIDCache.get(test_organizer)
+                        if test_uid is None:
+                            test_record = (yield calresource.directoryService().recordWithCalendarUserAddress(test_organizer))
+                            test_uid = test_record.uid if test_record else ""
+                            recordUIDCache[test_organizer] = test_uid
+                    else:
+                        test_uid = ""
 
                     # Check that ORGANIZER's match (security requirement)
                     if (organizer is None) or (organizer_uid == test_uid):

Modified: CalendarServer/trunk/txdav/caldav/datastore/scheduling/processing.py
===================================================================
--- CalendarServer/trunk/txdav/caldav/datastore/scheduling/processing.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/txdav/caldav/datastore/scheduling/processing.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -43,6 +43,7 @@
 import hashlib
 import json
 import uuid
+import time
 
 """
 CalDAV implicit processing.
@@ -754,7 +755,9 @@
                             end=str(makeTimedUTC(instance.end)),
                         )
 
+                        t = time.time()
                         yield generateFreeBusyInfo(testcal, fbinfo, tr, 0, uid, servertoserver=True, accountingItems=accounting if len(instances) == 1 else None)
+                        print time.time() - t
 
                         # If any fbinfo entries exist we have an overlap
                         if len(fbinfo[0]) or len(fbinfo[1]) or len(fbinfo[2]):

Modified: CalendarServer/trunk/txdav/caldav/datastore/sql.py
===================================================================
--- CalendarServer/trunk/txdav/caldav/datastore/sql.py	2014-07-09 19:33:24 UTC (rev 13739)
+++ CalendarServer/trunk/txdav/caldav/datastore/sql.py	2014-07-09 19:36:55 UTC (rev 13740)
@@ -3065,7 +3065,7 @@
             start = instance.start
             end = instance.end
             floating = instance.start.floating()
-            transp = instance.component.propertyValue("TRANSP") == "TRANSPARENT"
+            transp = instance.component.adjustedTransp() == "TRANSPARENT"
             fbtype = instance.component.getFBType()
             start.setTimezoneUTC(True)
             end.setTimezoneUTC(True)
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