From cf9cbf4e855db2a11ab3b0458921beb19f4c166f Mon Sep 17 00:00:00 2001
From: Brian Moe <brian.moe@ligo.org>
Date: Wed, 22 Jul 2009 16:59:19 -0500
Subject: [PATCH] Time display modifications. Changed display of all date/time
data to be UTC. GPS times display UTC times when cursor hovers over them.
---
gracedb/templatetags/__init__.py | 0
gracedb/templatetags/timeutil.py | 65 +++++++++++++++++++++++++
settings.py | 4 +-
settings_dev.py | 2 +
templates/feeds/latest_description.html | 3 +-
templates/gracedb/event_detail.html | 9 ++--
templates/gracedb/event_list.html | 5 +-
7 files changed, 82 insertions(+), 6 deletions(-)
create mode 100644 gracedb/templatetags/__init__.py
create mode 100644 gracedb/templatetags/timeutil.py
diff --git a/gracedb/templatetags/__init__.py b/gracedb/templatetags/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/gracedb/templatetags/timeutil.py b/gracedb/templatetags/timeutil.py
new file mode 100644
index 000000000..07f1827cd
--- /dev/null
+++ b/gracedb/templatetags/timeutil.py
@@ -0,0 +1,65 @@
+
+from django import template
+from django.conf import settings
+from django.utils import dateformat
+
+import pytz
+
+# DATETIME_SETTINGS is guaranteed to be set. GRACE_DATETIME_FORMAT is not.
+FORMAT = getattr(settings, 'GRACE_DATETIME_FORMAT', settings.DATETIME_FORMAT)
+
+LOCAL_TZ = pytz.timezone(settings.TIME_ZONE)
+
+register = template.Library()
+
+@register.filter(name='utc')
+def utc(dt, format=FORMAT):
+ if not dt.tzinfo:
+ dt = LOCAL_TZ.localize(dt)
+ dt = dt.astimezone(pytz.utc)
+ return dateformat.format(dt, format)
+
+@register.filter(name='gpsdate')
+def gpsdate(gpstime, format=FORMAT):
+ return dateformat.format(gpsToUTC(gpstime), format)
+
+
+
+# GPS time conversion
+
+# This is kind of awful in that leapSeconds
+# are hard coded and needs to be kept up to date.
+# Also, this should be somewhere else.
+
+import calendar, datetime
+
+gpsEpoch = calendar.timegm((1980, 1, 6, 0, 0, 0, 0, 0, 0))
+
+leapSeconds = map(calendar.timegm, [
+ (1981, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1982, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1983, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1985, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1988, 1, 0, 0, 0, 0, 0, 0, 0),
+ (1990, 1, 0, 0, 0, 0, 0, 0, 0),
+ (1991, 1, 0, 0, 0, 0, 0, 0, 0),
+ (1992, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1993, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1994, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1996, 1, 0, 0, 0, 0, 0, 0, 0),
+ (1997, 7, 0, 0, 0, 0, 0, 0, 0),
+ (1999, 1, 0, 0, 0, 0, 0, 0, 0),
+ (2006, 1, 0, 0, 0, 0, 0, 0, 0),
+ (2009, 1, 0, 0, 0, 0, 0, 0, 0),
+])
+
+def gpsToPosixTime(gpsTime):
+ t = gpsEpoch + gpsTime
+ for leap in leapSeconds:
+ if t >= leap:
+ t = t - 1
+ return t
+
+def gpsToUTC(gpsTime):
+ t = gpsToPosixTime(gpsTime)
+ return datetime.datetime.fromtimestamp(t, pytz.utc)
diff --git a/settings.py b/settings.py
index 52f5f0d08..67740dd45 100644
--- a/settings.py
+++ b/settings.py
@@ -39,7 +39,9 @@ DATABASE_PORT = '' # Set to empty string for default.
# although not all choices may be available on all operating systems.
# If running in a Windows environment this must be set to the same as your
# system time zone.
+
TIME_ZONE = 'America/Chicago'
+GRACE_DATETIME_FORMAT = 'Y-m-d H:i:s T'
# Language code for this installation. All choices can be found here:
# http://www.i18nguy.com/unicode/language-identifiers.html
@@ -104,9 +106,9 @@ TEMPLATE_DIRS = (
INSTALLED_APPS = (
'django.contrib.auth',
+ 'django.contrib.admin',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.sites',
- 'django.contrib.admin',
'gracedb.gracedb',
)
diff --git a/settings_dev.py b/settings_dev.py
index 2f764cc87..8baa7da37 100644
--- a/settings_dev.py
+++ b/settings_dev.py
@@ -32,7 +32,9 @@ DATABASE_PORT = '' # Set to empty string for default.
# although not all choices may be available on all operating systems.
# If running in a Windows environment this must be set to the same as your
# system time zone.
+
TIME_ZONE = 'America/Chicago'
+GRACE_DATETIME_FORMAT = 'Y-m-d H:i:s T'
# Language code for this installation. All choices can be found here:
# http://www.i18nguy.com/unicode/language-identifiers.html
diff --git a/templates/feeds/latest_description.html b/templates/feeds/latest_description.html
index 61dd23569..db8d88f78 100644
--- a/templates/feeds/latest_description.html
+++ b/templates/feeds/latest_description.html
@@ -1,6 +1,7 @@
+{% load timeutil %}
<ul>
<li><a href="{{ obj.weburl }}">Data</a></li>
<li><a href="{{ obj.wikiurl }}">TWiki</a></li>
</ul>
Sumbmitter: {{ obj.submitter.name }}<br/>
-Created: {{ obj.created }}
+Created: {{ obj.created|utc }}
diff --git a/templates/gracedb/event_detail.html b/templates/gracedb/event_detail.html
index 948220112..c6e8983fa 100644
--- a/templates/gracedb/event_detail.html
+++ b/templates/gracedb/event_detail.html
@@ -1,4 +1,5 @@
{% extends "base.html" %}
+{% load timeutil %}
{% block title %}View {{ object.graceid }}{% endblock %}
{% block heading %}View {{ object.graceid }}{% endblock %}
@@ -11,7 +12,8 @@
<tr><th>Group</th><td>{{ object.group.name }}</td></tr>
<tr><th>Type</th><td>{{ object.get_analysisType_display }}</td></tr>
{% if object.gpstime %}
- <tr><th>GPS Time</th><td>{{ object.gpstime }}</td></tr>
+ <tr><th>GPS Time</th><td>
+ <span title="{{ object.gpstime|gpsdate }}">{{ object.gpstime }}</span></td></tr>
{% endif %}
<tr><th>Data</th><td>
<a href="{{ object.weburl }}">{{ object.weburl }}</a>
@@ -20,7 +22,8 @@
<a href="{{ object.wikiurl }}">{{ object.wikiurl }}</a>
</td></tr>
<tr><th>Sumitter</th><td>{{ object.submitter.name }}</td></tr>
- <tr><th>Created</th><td>{{ object.created }}</td></tr>
+ <tr><th>Created</th><td>{{ object.created|utc }}
+ </td></tr>
</table>
{% if object.eventlog_set.count %}
@@ -34,7 +37,7 @@
</tr>
{% for log in object.eventlog_set.iterator %}
<tr class={% cycle 'odd' 'even' %}>
- <td>{{ log.created }}</td>
+ <td>{{ log.created|utc }}</td>
<td>{{ log.issuer }}</td>
<td><a href="{{ log.fileurl }}">{{ log.filename }}</a></td>
<td>{{ log.comment }}</td>
diff --git a/templates/gracedb/event_list.html b/templates/gracedb/event_list.html
index f8792f127..5bdac7bed 100644
--- a/templates/gracedb/event_list.html
+++ b/templates/gracedb/event_list.html
@@ -1,4 +1,5 @@
{% extends "base.html" %}
+{% load timeutil %}
{% block title %}{{ title }}{% endblock %}
{% block heading %}{{ title }}{% endblock %}
@@ -47,7 +48,9 @@
<td>{{ obj.submitter }} </td>
<td>{{ obj.group }} </td>
<td>{{ obj.get_analysisType_display }} </td>
- <td>{% if obj.gpstime%}{{ obj.gpstime }}{% endif %}</td>
+ <td>{% if obj.gpstime%}
+ <span title="{{ obj.gpstime|gpsdate }}">{{ obj.gpstime }}</span>
+ {% endif %}</td>
<td><a href="{{ obj.weburl }}">Web: {{ obj.graceid }}</a></td>
<td><a href="{{ obj.wikiurl }}">Wiki: {{ obj.graceid }}</a></td>
</tr>
--
GitLab