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Commit 6c8e2a97 authored by Tanner Prestegard's avatar Tanner Prestegard Committed by GraceDB

superevents: update skymap for public alerts page

We now try to get the skymap filename from the latest non-retraction
VOEven and find a related PNG file. If that fails, try to find
bayestar.png. And if that fails, don't show a skymap.
parent cad07f5a
......@@ -130,7 +130,7 @@ class SupereventPublic(DisplayFarMixin, ListView):
log_view_permission = 'superevents.view_log'
noticeurl_template = 'https://gcn.gsfc.nasa.gov/notices_l/{s_id}.lvc'
gcnurl_template = 'https://gcn.gsfc.nasa.gov/other/GW{sd_id}.gcn3'
skymap_filename = 'bayestar.png'
default_skymap_filename = 'bayestar.png'
pe_results_tagname = 'pe_results'
def get_queryset(self, **kwargs):
......@@ -141,6 +141,35 @@ class SupereventPublic(DisplayFarMixin, ListView):
.prefetch_related('voevent_set', 'log_set')
return qs
def get_skymap_image(self, superevent):
skymap_image = None
# Try to get skymap from latest non-retraction VOEvent
voevent = superevent.voevent_set.exclude(voevent_type=
VOEvent.VOEVENT_TYPE_RETRACTION).order_by('-N').first()
voevent_skymap = voevent.skymap_filename
if voevent_skymap is not None:
# Assume filename is the same, with a different suffix.
voevent_skymap_image = voevent_skymap.replace('fits.gz', 'png')
# See if a public log exists with that filename
public_logs = superevent.log_set.filter(tags__name='public')
if public_logs.filter(filename=voevent_skymap_image).exists():
skymap_image = voevent_skymap_image
elif public_logs.filter(filename=self.default_skymap_filename).exists():
skymap_image = self.default_skymap_filename
if skymap_image:
# Add version to image name to be safe
log = public_logs.filter(filename=skymap_image) \
.order_by('-file_version').first()
skymap_image = log.versioned_filename
skymap_image = reverse(
'legacy_apiweb:default:superevents:superevent-file-detail',
args=[superevent.default_superevent_id, skymap_image]
)
return skymap_image
def get_context_data(self, **kwargs):
# Get base context
context = super(SupereventPublic, self).get_context_data(**kwargs)
......@@ -150,12 +179,7 @@ class SupereventPublic(DisplayFarMixin, ListView):
for se in self.object_list:
# Get skymap image (if a public one exists)
se.skymap_image = None
if se.log_set.filter(tags__name='public',
filename=self.skymap_filename).exists():
se.skymap_image = reverse(
'legacy_apiweb:default:superevents:superevent-file-detail',
args=[se.default_superevent_id, self.skymap_filename])
se.skymap_image = self.get_skymap_image(se)
# External links to GCN notice and circular
se.noticeurl = self.noticeurl_template.format(s_id=
......
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