Changeset 9afeb6 in indico

Timestamp:

03/24/11 17:35:04 (2 years ago)

Author:

Pedro Ferreira <jose.pedro.ferreira@…>

Branches:

master, burotel, hello-world-walkthrough, ipv6, v0.98-series, v0.98.2, v0.98.3, v0.98b1, v0.98b2, v0.99, 051b2622c51afb171a1dedb46a0df4fbb0cbd02e, 0da0c1403bae8e51d8229f460181c71b9e6dda72

Children:

bd2819

Parents:

d3adf1

Message:

[IMP] UTC vs local timestamp issue

• Made it clear that we have been doing it wrong;
• Changed livesync interface so that it shows the right date/time;

Location:

indico

Files:

• ext/livesync/chrome.py (modified) (1 diff)
• util/date_time.py (modified) (1 diff)

indico/ext/livesync/chrome.py

@@ -173 +173 @@
 
     def _tsToDate(self, ts, granularity):
-        return datetime.datetime.utcfromtimestamp(ts * granularity)
+        return datetime.datetime.fromtimestamp(ts * granularity)
 
     def _calculateTrackData(self, smanager):

indico/util/date_time.py

@@ -19 +19 @@
 ## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 
-import time, pytz
+import time, pytz, calendar
 
 from MaKaC.common.timezoneUtils import nowutc
 
+
+def utc_timestamp(datetimeVal):
+    return int(calendar.timegm(datetimeVal.utctimetuple()))
+
+
+## ATTENTION: Do not use this one for new developments ##
+# It is flawed, as even though the returned value is DST-safe,
+# it is in the _local timezone_, meaning that the number of seconds
+# returned is the one for the hour with the same "value" for the
+# local timezone.
+
 def int_timestamp(datetimeVal, tz = pytz.timezone('UTC')):
+    """
+    Returns the number of seconds from the local epoch to the UTC time
+    """
     return int(time.mktime(datetimeVal.astimezone(tz).timetuple()))
+
+##