def atom_feed(request, encoding='utf-8', mimetype='application/atom+xml'):
feed_attrs = {u"xmlns": u"http://www.w3.org/2005/Atom",
u"xmlns:fh": u"http://purl.org/syndication/history/1.0"}
collections = Collection.objects.filter(is_public=True)
site = Site.objects.get(id=1)
updated = collections.order_by('-updated')[0].updated
feed_id = get_site_url(site, reverse('atom_feed'))
output = StringIO.StringIO()
handler = SimplerXMLGenerator(output, encoding)
handler.startDocument()
handler.startElement(u"feed", feed_attrs)
# Required Attributes
handler.addQuickElement(u"id", feed_id)
handler.addQuickElement(u"title", u"UQ Anthropology Museum Sub-collections")
handler.addQuickElement(u"updated", rfc3339_date(updated).decode('utf-8'))
# A complete feed, so remote client will monitor for deletes/updates
handler.addQuickElement(u"fh:complete")
# Optional
handler.addQuickElement(u"link", attrs={
u'rel': u'alternate',
u'href': get_site_url(site, reverse('collections_home')),
u'type': u'html'
})
for collection in collections:
entry_id = get_site_url(site, collection.get_absolute_url())
entry_updated = rfc3339_date(collection.updated).decode('utf-8')
handler.startElement(u"entry", {})
handler.addQuickElement(u"id", entry_id)
handler.addQuickElement(u"title", collection.title)
handler.addQuickElement(u'updated', entry_updated)
handler.addQuickElement(u'link', attrs={
u'rel': u'alternate',
u'href': get_site_url(site, collection.get_atom_url()),
u'type': u'application/atom+xml'
})
handler.endElement(u'entry')
handler.endElement(u'feed')
atom = output.getvalue()
response = HttpResponse(atom, mimetype=mimetype)
return response
def _add_spatial(self, handler, site):
for place in self.get_places():
place_url = get_site_url(site, place.get_absolute_url())
handler.addQuickElement(u'link', attrs={
u'rel': u'http://purl.org/dc/terms/spatial',
u'href': place_url,
u'title': unicode(place)
})
if place.latitude is not None:
handler.addQuickElement(u'georss:point',
unicode(place.latitude) + u" " + unicode(place.longitude)
)
def as_atom(self, encoding='utf-8'):
"""
Serialise to an Atom format
Uses the profile from http://dataspace.metadata.net/doc/atom
"""
syndication = Syndication.objects.get(id=1)
output = StringIO.StringIO()
site = Site.objects.get(id=1)
link = get_site_url(site, self.get_absolute_url())
site_id = get_site_url(site, "/")
handler = SimplerXMLGenerator(output, encoding)
handler.startDocument()
handler.startElement(u"entry", self.entry_attributes())
handler.addQuickElement(u"id", link)
handler.addQuickElement(u"title", self.title)
handler.addQuickElement(u'content', self.description, {'type': 'html'})
if self.date_published:
handler.addQuickElement(u"published", rfc3339_date(self.date_published).decode('utf-8'))
if self.last_published:
handler.addQuickElement(u"updated", rfc3339_date(self.last_published).decode('utf-8'))
handler.addQuickElement(u"link", attrs={
u'href': 'http://purl.org/dc/dcmitype/Collection',
u'rel': 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type',
u'title': 'Collection'})
handler.addQuickElement(u"rights", self.rights)
handler.startElement(u"rdfa:meta",
{u'property': u'http://purl.org/dc/terms/accessRights',
u'content': self.access_rights})
handler.endElement(u"rdfa:meta")
handler.addQuickElement(u'link', attrs={
u'rel': u'http://purl.org/dc/terms/publisher',
u'href': syndication.curator_href,
u'title': syndication.curator_name
})
handler.startElement(u"source", {})
handler.addQuickElement(u"id", site_id)
handler.addQuickElement(u"title", site.name)
handler.startElement(u"author", {})
handler.addQuickElement(u"name", self.author.get_full_name())
handler.addQuickElement(u"email", self.author.email)
handler.endElement(u"author")
handler.endElement(u"source")
handler.startElement(u"link",
{u"rel": "http://xmlns.com/foaf/0.1/page",
u"href": link})
handler.endElement(u"link")
handler.addQuickElement(u'category', attrs={
u'term': u'http://purl.org/asc/1297.0/2008/for/1601',
u'scheme': u'http://purl.org/asc/1297.0/2008/for/',
u'label': u'1601 Anthropology'
})
# Published control
draft = u'no' if self.is_public else u'yes'
handler.startElement(u'app:control',
{u'xmlns:app': u'http://www.w3.org/2007/app'})
handler.addQuickElement(u'app:draft', draft)
handler.endElement(u'app:control')
self._add_categories(handler, site)
self._add_spatial(handler, site)
handler.endElement(u"entry")
return output.getvalue()
