diff --git a/gracedb/templatetags/timeutil.py b/gracedb/templatetags/timeutil.py
index 07f1827cd4a3259796b540092b24d8a91150e334..ed868f86977315539c274b35d3f9f2fef71f165c 100644
--- a/gracedb/templatetags/timeutil.py
+++ b/gracedb/templatetags/timeutil.py
@@ -3,26 +3,110 @@ from django import template
from django.conf import settings
from django.utils import dateformat
+from django.utils.html import conditional_escape
+from django.utils.safestring import mark_safe
+
+
import pytz
+import time
+import datetime
# 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)
+SERVER_TZ = pytz.timezone(settings.TIME_ZONE)
-register = template.Library()
+LLO_TZ = pytz.timezone("America/Chicago")
+LHO_TZ = pytz.timezone("America/Los_Angeles")
+VIRGO_TZ = pytz.timezone("Europe/Rome")
-@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 = template.Library()
-@register.filter(name='gpsdate')
+# OK. What we're trying to do here is,
+# given a time in some time system, gps, posix, datetime, whatever,
+# produce something that will render in a desired manner and will
+# be javascript-convertible to other formats/timezones/what-have-you.
+#
+# So... these filters, which are named after their timekeeping system,
+# will convert from that time system, to ...
+# <time value="POSIX TIME VALUE" [label="LABEL"]>FORMATTED TIME</time>
+
+@register.filter
+def multiTime(t, label, autoescape=None):
+ format = FORMAT
+
+ if autoescape:
+ esc = conditional_escape
+ else:
+ esc = lambda x: x
+
+ if label is not None:
+ label_attr = ' name="time-%s"' % esc(label)
+ else:
+ label_attr = ""
+
+ if isinstance(t, datetime.datetime):
+ dt = t
+ if not dt.tzinfo:
+ dt = SERVER_TZ.localize(dt)
+ dt = dt.astimezone(pytz.utc)
+ posix_time = time.mktime(dt.timetuple())
+ gps_time = int(posixToGpsTime(posix_time))
+ elif isinstance(t, int) or isinstance(t, long):
+ gps_time = t
+ dt = gpsToUtc(t)
+ posix_time = time.mktime(dt.timetuple())
+ else:
+ raise ValueError("time must be type int, long or datetime, not '%s'" % type(t))
+
+ # JavaScript -- parsable by Date() object constructor
+ # "Jan 2, 1985 00:00:00 UTC"
+ js_parsable_time = esc(dateformat.format(dt, "F j, Y h:i:s")+" UTC")
+
+ lho_time = esc(dateformat.format(dt.astimezone(LHO_TZ), format))
+ llo_time = esc(dateformat.format(dt.astimezone(LLO_TZ), format))
+ virgo_time = esc(dateformat.format(dt.astimezone(VIRGO_TZ), format))
+ utc_time = esc(dateformat.format(dt, format))
+
+ if isinstance(t, datetime.datetime):
+ display_time = utc_time
+ else:
+ display_time = gps_time
+
+ rv = '<time utc="%s" gps="%s" llo="%s" lho="%s" virgo="%s" jsparsable="%s"%s>%s</time>' % \
+ (utc_time, gps_time, llo_time, lho_time, virgo_time, js_parsable_time, label_attr, display_time)
+
+ return mark_safe(rv)
+multiTime.needs_autoescape = True
+
+
+@register.filter
+def timeselect(label, default, autoescape=None):
+ if autoescape:
+ esc = conditional_escape
+ else:
+ esc = lambda x: x
+ rv = """<form><select onChange="changeTime(this, '%s')">""" % esc(label)
+ for value, displayname in [
+ ("gps", "GPS Time"),
+ ("llo", "LLO Local"),
+ ("lho", "LHO Local"),
+ ("virgo", "Virgo Time"),
+ ("utc", "UTC"),]:
+ selected = ""
+ if value == default:
+ selected = " SELECTED"
+ rv += '<option value="%s"%s>%s</option>' % (esc(value), selected, esc(displayname))
+ rv += "</select></form>"
+ return mark_safe(rv)
+timeselect.needs_autoescape = True
+
+@register.filter
def gpsdate(gpstime, format=FORMAT):
- return dateformat.format(gpsToUTC(gpstime), format)
+ return dateformat.format(gpsToUtc(gpstime), format)
+
+# TAG that generates stuff that changes time display what-nots.
# GPS time conversion
@@ -30,6 +114,7 @@ def gpsdate(gpstime, format=FORMAT):
# 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.
+# Also, there are almost certainly failing edge cases at leap second adjustment times.
import calendar, datetime
@@ -60,6 +145,15 @@ def gpsToPosixTime(gpsTime):
t = t - 1
return t
-def gpsToUTC(gpsTime):
+def posixToGpsTime(posixTime):
+ change = 0
+ for leap in leapSeconds:
+ if posixTime > leap:
+ change += 1
+ return posixTime + change - gpsEpoch
+
+def gpsToUtc(gpsTime):
t = gpsToPosixTime(gpsTime)
return datetime.datetime.fromtimestamp(t, pytz.utc)
+
+
diff --git a/templates/base.html b/templates/base.html
index e4762cb093cc2ca570595877c7eb194a137ec49c..551c3140478f9089ee4b0af8d680229aa1b199c0 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -4,6 +4,19 @@
<head>
<link rel="stylesheet" href="/gracedb-static/css/style.css" />
<title>GraceDb | {% block title %}{% endblock %}</title>
+<!-- START TESTING -->
+<script type="text/javascript">
+function changeTime(obj, label) {
+ var timetype= obj[obj.selectedIndex].value;
+ if (timetype=="") { return; }
+ var times = document.getElementsByName("time-"+label);
+ for (i=0; i<times.length; i++) {
+ newtime = times[i].getAttribute(timetype);
+ times[i].innerHTML = newtime;
+ }
+}
+</script>
+<!-- END TESTING -->
</head>
<body id="{% block pageid %}{% endblock %}">
diff --git a/templates/gracedb/event_detail.html b/templates/gracedb/event_detail.html
index c6e8983fa8f1e5f9d79f597b4358d702bb0952bb..6ad9d497284499bfa39c98e31e315787b1798b62 100644
--- a/templates/gracedb/event_detail.html
+++ b/templates/gracedb/event_detail.html
@@ -12,8 +12,10 @@
<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>
- <span title="{{ object.gpstime|gpsdate }}">{{ object.gpstime }}</span></td></tr>
+ <tr><th>Event Time {{ "gps"|timeselect:"gps" }}</th>
+ <!-- <td><span title="{{ object.gpstime|gpsdate }}">{{ object.gpstime }}</span></td> -->
+ <td>{{ object.gpstime|multiTime:"gps" }}</td>
+ </tr>
{% endif %}
<tr><th>Data</th><td>
<a href="{{ object.weburl }}">{{ object.weburl }}</a>
@@ -22,7 +24,7 @@
<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|utc }}
+ <tr><th>Created{{ "created"|timeselect:"utc" }}</th><td>{{ object.created|multiTime:"created" }}
</td></tr>
</table>
@@ -30,14 +32,14 @@
<h3>Log Entries:</h3>
<table>
<tr>
- <th>Date</th>
+ <th>Date {{ "logtime"|timeselect:"utc" }}</th>
<th>Submitter</th>
<th>File</th>
<th>Comment</th>
</tr>
{% for log in object.eventlog_set.iterator %}
<tr class={% cycle 'odd' 'even' %}>
- <td>{{ log.created|utc }}</td>
+ <td>{{ log.created|multiTime:"logtime" }}</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 5bdac7bed938cee8e02d1f72c765a517e8e3d3ae..becca4235c4237996e9f225d4f0fc2b3de9e0046 100644
--- a/templates/gracedb/event_list.html
+++ b/templates/gracedb/event_list.html
@@ -19,7 +19,7 @@
<th>Submitter</th>
<th>Group</th>
<th>Type</th>
- <th>GPS Time</th>
+ <th>Event Time {{ "gps"|timeselect:"gps" }}</th>
<th>Web</th>
<th>Wiki</th>
</tr>
@@ -49,7 +49,8 @@
<td>{{ obj.group }} </td>
<td>{{ obj.get_analysisType_display }} </td>
<td>{% if obj.gpstime%}
- <span title="{{ obj.gpstime|gpsdate }}">{{ obj.gpstime }}</span>
+ <!-- <span title="{{ obj.gpstime|gpsdate }}">{{ obj.gpstime }}</span> -->
+ {{ obj.gpstime|multiTime:"gps" }}
{% endif %}</td>
<td><a href="{{ obj.weburl }}">Web: {{ obj.graceid }}</a></td>
<td><a href="{{ obj.wikiurl }}">Wiki: {{ obj.graceid }}</a></td>