def _get_album_by_invitation(self, u_url):
"""
returns: Save() instance, or None is case of any error.
"""
# sanity check of the given url
if u_url.get_query('uname') is None or u_url.get_query('uname') == '':
return None
if u_url.get_query('id') is None or u_url.get_query('id') == '':
return None
if u_url.get_query('target') != 'ALBUM':
return None
# convert the email url to picasa feed url
authkey = u_url.get_query('authkey')
n_url = PhotosOfAlbum(u_url.get_query('uname'), u_url.get_query('id'))
if authkey is not None:
n_url.set_query(authkey=authkey)
n_url.set_query(max_results='0')
# retrieve the album feed to get album parameters
client = picasaclient.PicasaClient()
client.set_proxy(self.get_network_settings())
try:
feed = client.get_feed(uri=n_url.get_url())
if not isinstance(feed, picasaclient.AlbumFeed):
return None
except picasaclient.RequestError:
return None
# create node from feed parameters instead of entry
album = Album(attrs=dict([['user', feed.user],
['nick', feed.nickname],
['thumbnail', feed.icon],
['title', feed.title],
['gid', feed.gphoto_id],
['numphotos', feed.numphotos],
['authkey', authkey]]))
return Save(album)
def __getattribute__(self, name):
if name == 'label':
return "%s (%s)" %(self.title, self.numphotos)
elif name == 'url':
u = PhotosOfAlbum(self.user, self.gid)
if self.authkey:
u.set_query(authkey=self.authkey)
return u
elif name == 'menus':
m = Content.__getattribute__(self, name)
u = TagsOfAlbum(self.user, self.gid)
if self.authkey:
u.set_query(authkey=self.authkey)
m.append(FolderMenu(self.get_str(30208), u))
if not self.flags:
user = User(attrs=dict([['user',self.user],
['nick',self.nick],
['thumbnail', self.icon]]))
m.append(ActionMenu(self.get_str(30207) % self.nick,
Save(user)))
return m
else:
return super(Album, self).__getattribute__(name)