def publish_offering(offering, data):
# Validate data
if not 'marketplaces' in data:
raise ValueError('Publication error: missing required field, marketplaces')
# Validate the state of the offering
if not offering.state == 'uploaded':
raise PermissionDenied('Publication error: The offering ' + offering.name + ' ' + offering.version +' cannot be published')
# Validate the offering has enough content to be published
# Open offerings cannot be published in they do not contain
# digital assets (applications or resources)
if offering.open and not len(offering.resources) and not len(offering.applications):
raise PermissionDenied('Publication error: Open offerings cannot be published if they do not contain at least a digital asset (resource or application)')
# Publish the offering in the selected marketplaces
for market in data['marketplaces']:
try:
m = Marketplace.objects.get(name=market)
except:
raise ValueError('Publication error: The marketplace ' + market + ' does not exist')
market_adaptor = MarketAdaptor(m.host)
info = {
'name': offering.name,
'url': offering.description_url
}
market_adaptor.add_service(settings.STORE_NAME, info)
offering.marketplaces.append(m.pk)
offering.state = 'published'
offering.publication_date = datetime.now()
offering.save()
# Update offering indexes
index_path = os.path.join(settings.BASEDIR, 'wstore')
index_path = os.path.join(index_path, 'search')
index_path = os.path.join(index_path, 'indexes')
se = SearchEngine(index_path)
se.update_index(offering)
