def create_new_collection(self, title):
# Create a new Collection
now = str(datetime.now())[0:19]
vcol = VirtualResource(self.app)
vcol.set_id()
header = []
header.append((RDF.type, PIMO['Collection']))
header.append((NIE['title'], Literal(title)))
header.append((NAO['created'], Literal(str(now))))
header.append((NAO['lastModified'], Literal(str(now))))
vcol.set_metadata(header)
self.add_resource(vcol)
icon = self.app.gui.icons.get_icon_by_name('Collection-add.svg', 128, 128)
self.app.gui.actions.notify('%s' % title, "A new collection was added to Vazaar</big>", icon)
def get_virtual_resource(self, id_target):
"""
Return a Virtual Resource from cache if exists. Otherway, a new
Virtual Resource is built and added to cache
"""
try:
#rint "return from cache"
rid = str(id_target[9:])
vres = self.cache[rid]
if vres is not None:
return vres
except Exception:
#rint "get from store"
vres = VirtualResource(self.app, id_target)
propdict = self.ask.get_properties(id_target)
vres.set_properties(propdict)
return vres
