def _createConferenceObject(self, request):
"""Create or update Conference object, returning ConferenceForm/request."""
# preload necessary data items
user = endpoints.get_current_user()
if not user:
raise endpoints.UnauthorizedException('Authorization required')
user_id = getUserId(user)
if not request.name:
raise endpoints.BadRequestException(
"Conference 'name' field required")
# copy ConferenceForm/ProtoRPC Message into dict
data = {
field.name: getattr(request, field.name)
for field in request.all_fields()
}
del data['websafeKey']
del data['organizerDisplayName']
# add default values for those missing (both data model & outbound Message)
for df in DEFAULTS:
if data[df] in (None, []):
data[df] = DEFAULTS[df]
setattr(request, df, DEFAULTS[df])
# convert dates from strings to Date objects; set month based on start_date
if data['startDate']:
data['startDate'] = datetime.strptime(data['startDate'][:10],
"%Y-%m-%d").date()
data['month'] = data['startDate'].month
else:
data['month'] = 0
if data['endDate']:
data['endDate'] = datetime.strptime(data['endDate'][:10],
"%Y-%m-%d").date()
# set seatsAvailable to be same as maxAttendees on creation
if data["maxAttendees"] > 0:
data["seatsAvailable"] = data["maxAttendees"]
# generate Profile Key based on user ID and Conference
# ID based on Profile key get Conference key from ID
p_key = ndb.Key(Profile, user_id)
c_id = Conference.allocate_ids(size=1, parent=p_key)[0]
c_key = ndb.Key(Conference, c_id, parent=p_key)
data['key'] = c_key
data['organizerUserId'] = request.organizerUserId = user_id
# create Conference, send email to organizer confirming
# creation of Conference & return (modified) ConferenceForm
Conference(**data).put()
taskqueue.add(params={
'email': user.email(),
'conferenceInfo': repr(request)
},
url='/tasks/send_confirmation_email')
return request
def make_conference(self, conf_name, email):
p_key = ndb.Key(Profile, email)
profile = Profile(mainEmail=email, key=p_key).put()
conf_id = Conference(name=conf_name,
organizerUserId=email,
parent=p_key).put().urlsafe()
return conf_id, profile
def _createConferenceObject(self, request):
"""Create or update Conference object, returning ConferenceForm/request."""
# preload necessary data items
user = endpoints.get_current_user()
if not user:
raise endpoints.UnauthorizedException('Authorization required')
user_id = getUserId(user)
if not request.name:
raise endpoints.BadRequestException("Conference 'name' field required")
# copy ConferenceForm/ProtoRPC Message into dict
data = {field.name: getattr(request, field.name) for field in request.all_fields()}
del data['websafeKey']
del data['organizerDisplayName']
# add default values for those missing (both data model & outbound Message)
for df in DEFAULTS:
if data[df] in (None, []):
data[df] = DEFAULTS[df]
setattr(request, df, DEFAULTS[df])
# convert dates from strings to Date objects; set month based on start_date
if data['startDate']:
data['startDate'] = datetime.strptime(data['startDate'][:10], "%Y-%m-%d").date()
data['month'] = data['startDate'].month
else:
data['month'] = 0
if data['endDate']:
data['endDate'] = datetime.strptime(data['endDate'][:10], "%Y-%m-%d").date()
# set seatsAvailable to be same as maxAttendees on creation
if data["maxAttendees"] > 0:
data["seatsAvailable"] = data["maxAttendees"]
# generate Profile Key based on user ID and Conference
# ID based on Profile key get Conference key from ID
p_key = ndb.Key(Profile, user_id)
c_id = Conference.allocate_ids(size=1, parent=p_key)[0]
c_key = ndb.Key(Conference, c_id, parent=p_key)
data['key'] = c_key
data['organizerUserId'] = request.organizerUserId = user_id
# create Conference, send email to organizer confirming
# creation of Conference & return (modified) ConferenceForm
Conference(**data).put()
taskqueue.add(params={'email': user.email(),
'conferenceInfo': repr(request)},
url='/tasks/send_confirmation_email'
)
return request
def filterPlayground(self, request):
"""Filter Playground"""
q = Conference.query()
# field = "city"
# operator = "="
# value = "London"
# f = ndb.query.FilterNode(field, operator, value)
# q = q.filter(f)
q = q.filter(Conference.city == "London")
q = q.filter(Conference.topics == "Medical Innovations")
q = q.filter(Conference.month == 6)
return ConferenceForms(
items=[self._copyConferenceToForm(conf, "") for conf in q])
def test_it_can_find_speaker_sessions(self):
# Make two sessions by the same speaker at 2 separate conferences.
websafe_speaker_key = SpeakerService.find_or_create('*****@*****.**')
websafe_speaker_key_2 = SpeakerService.find_or_create(
'*****@*****.**')
conf_id = Conference(name="a conference").put().urlsafe()
ConferenceSession(
title='This is the title',
dateTime=datetime.datetime(2016, 12, 12, 13, 15),
websafeConferenceKey=conf_id,
speakerKeys=[websafe_speaker_key,
websafe_speaker_key_2]).put().urlsafe()
conf_id_2 = Conference(name="another conference").put().urlsafe()
ConferenceSession(title='This is another title',
dateTime=datetime.datetime(2016, 12, 12, 13, 15),
websafeConferenceKey=conf_id_2,
speakerKeys=[websafe_speaker_key]).put().urlsafe()
session_service = SessionService()
sessions = session_service.get_speaker_sessions(websafe_speaker_key)
self.assertEqual(2, len(sessions.items))
sessions = session_service.get_speaker_sessions(websafe_speaker_key_2)
self.assertEqual(1, len(sessions.items))
def build_all(cls, football=False):
conferences = Conference.build_all()
teams = build_set_from_file(
cls,
cls.TEAM_SOURCE,
football=football,
fb_filter_idx=cls.SOURCE_COLUMNS.index(FB_LEVEL))
for team in teams.values():
if football:
if team.fb_conference_id is None:
print(team.name)
team.conference = conferences[team.fb_conference_id]
else:
team.conference = conferences[team.bb_conference_id]
return teams
def filterPlayground(self, request):
"""Filter Playground"""
q = Conference.query()
# field = "city"
# operator = "="
# value = "London"
# f = ndb.query.FilterNode(field, operator, value)
# q = q.filter(f)
q = q.filter(Conference.city=="London")
q = q.filter(Conference.topics=="Medical Innovations")
q = q.filter(Conference.month==6)
return ConferenceForms(
items=[self._copyConferenceToForm(conf, "") for conf in q]
)
def getConferencesCreated(self, request):
"""Return conferences created by user."""
# make sure user is authed
user = endpoints.get_current_user()
if not user:
raise endpoints.UnauthorizedException('Authorization required')
user_id = getUserId(user)
# create ancestor query for all key matches for this user
confs = Conference.query(ancestor=ndb.Key(Profile, user_id))
prof = ndb.Key(Profile, user_id).get()
# return set of ConferenceForm objects per Conference
return ConferenceForms(
items=[self._copyConferenceToForm(conf, getattr(prof, 'displayName')) for conf in confs]
)
def getConferencesCreated(self, request):
"""Return conferences created by user."""
# make sure user is authed
user = endpoints.get_current_user()
if not user:
raise endpoints.UnauthorizedException('Authorization required')
user_id = getUserId(user)
# create ancestor query for all key matches for this user
confs = Conference.query(ancestor=ndb.Key(Profile, user_id))
prof = ndb.Key(Profile, user_id).get()
# return set of ConferenceForm objects per Conference
return ConferenceForms(items=[
self._copyConferenceToForm(conf, getattr(prof, 'displayName'))
for conf in confs
])
def get_conferences_created(self, request):
"""Return conferences created by user."""
# make sure user is authed
user = endpoints.get_current_user()
if not user:
raise endpoints.UnauthorizedException('Authorization required')
user_id = self.auth.get_user_id(user)
# create ancestor query for all key matches for this user
confs = Conference.query(ancestor=ndb.Key(Profile, user_id))
prof = ndb.Key(Profile, user_id).get()
# return set of ConferenceForm objects per Conference
return ConferenceForms(items=[
self.conference_service.copy_conference_to_form(
ConferenceForm(), conf, prof.displayName) for conf in confs
])
def _getQuery(self, request):
"""Return formatted query from the submitted filters."""
q = Conference.query()
inequality_filter, filters = self._formatFilters(request.filters)
# If exists, sort on inequality filter first
if not inequality_filter:
q = q.order(Conference.name)
else:
q = q.order(ndb.GenericProperty(inequality_filter))
q = q.order(Conference.name)
for filtr in filters:
if filtr["field"] in ["month", "maxAttendees"]:
filtr["value"] = int(filtr["value"])
formatted_query = ndb.query.FilterNode(filtr["field"], filtr["operator"], filtr["value"])
q = q.filter(formatted_query)
return q
def test_it_can_get_conference_sessions_by_conference_id(self):
session_service = SessionService()
conf_id = Conference(name="a conference").put().urlsafe()
ConferenceSession(title='This is the title',
dateTime=datetime.datetime(2016, 12, 12, 13, 15),
highlights="blah blah ha",
websafeConferenceKey=conf_id,
duration=12,
typeOfSession='snails').put().urlsafe()
ConferenceSession(title='This is the other title',
dateTime=datetime.datetime(2017, 12, 12, 23, 32),
highlights="blah hahahaha blah ha",
websafeConferenceKey=conf_id,
duration=1,
typeOfSession='snails').put().urlsafe()
sessions = session_service.get_conference_sessions(conf_id)
self.assertEqual(2, len(sessions.items))
def create_session(self, websafe_conference_key, request):
"""Create new session. Open only to the organizer of the conference.
Args:
websafe_conference_key (string)
request (SessionForm)
Returns:
SessionForm updated with the new object's key
Raises:
endpoints.ForbiddenException if the user is not the conference owner
"""
# Get Conference object
conference = self.get_conference(websafe_conference_key)
# Verify that the user is the conference organizer
user_id = self.get_user_id()
if user_id != conference.organizerUserId:
raise endpoints.ForbiddenException(
'Only the owner can update the conference.')
# Allocate session ID and generate session key
p_key = conference.key
s_id = Conference.allocate_ids(size = 1, parent = p_key)[0]
s_key = ndb.Key(Session, s_id, parent = p_key)
# Create and store new session object
session = Session.to_object(request)
session.key = s_key # set the key since this is a new object
session.put()
# Check for featured speakers - delegate to a task
if session.speakerKey:
taskqueue.add(
params={'websafeSpeakerKey': session.speakerKey.urlsafe(),
'websafeConferenceKey': conference.key.urlsafe()},
url='/tasks/set_feature_speaker'
)
# Return form back
return session.to_form()
def _getQuery(self, request):
"""Return formatted query from the submitted filters."""
q = Conference.query()
inequality_filter, filters = self._formatFilters(request.filters)
# If exists, sort on inequality filter first
if not inequality_filter:
q = q.order(Conference.name)
else:
q = q.order(ndb.GenericProperty(inequality_filter))
q = q.order(Conference.name)
for filtr in filters:
if filtr["field"] in ["month", "maxAttendees"]:
filtr["value"] = int(filtr["value"])
formatted_query = ndb.query.FilterNode(filtr["field"],
filtr["operator"],
filtr["value"])
q = q.filter(formatted_query)
return q
def get_user_id(self, user, id_type="email"):
"""Get a user id from an endpoints user."""
if id_type == "email":
return user.email()
if id_type == "oauth":
# A workaround implementation for getting userid.
auth = os.getenv('HTTP_AUTHORIZATION')
_, token = auth.split()
token_type = 'id_token'
if 'OAUTH_USER_ID' in os.environ:
token_type = 'access_token'
url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s' %
(token_type, token))
user = {}
wait = 1
for i in range(3):
resp = urlfetch.fetch(url)
if resp.status_code == 200:
user = json.loads(resp.content)
break
elif resp.status_code == 400 and 'invalid_token' in \
resp.content:
url = (
'https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
% ('access_token', token))
else:
time.sleep(wait)
wait = wait + i
return user.get('user_id', '')
if id_type == "custom":
# implement your own user_id creation and getting algorythm
# this is just a sample that queries datastore for an existing
# profile
# and generates an id if profile does not exist for an email
profile = Conference.query(Conference.mainEmail == user.email())
if profile:
return profile.id()
else:
return str(uuid.uuid1().get_hex())
def _cacheAnnouncement():
"""Create Announcement & assign to memcache; used by
memcache cron job & putAnnouncement().
"""
confs = Conference.query(
ndb.AND(Conference.seatsAvailable <= 5,
Conference.seatsAvailable > 0)).fetch(
projection=[Conference.name])
if confs:
# If there are almost sold out conferences,
# format announcement and set it in memcache
announcement = ANNOUNCEMENT_TPL % (', '.join(conf.name
for conf in confs))
memcache.set(MEMCACHE_ANNOUNCEMENTS_KEY, announcement)
else:
# If there are no sold out conferences,
# delete the memcache announcements entry
announcement = ""
memcache.delete(MEMCACHE_ANNOUNCEMENTS_KEY)
return announcement
def _cacheAnnouncement():
"""Create Announcement & assign to memcache; used by
memcache cron job & putAnnouncement().
"""
confs = Conference.query(ndb.AND(
Conference.seatsAvailable <= 5,
Conference.seatsAvailable > 0)
).fetch(projection=[Conference.name])
if confs:
# If there are almost sold out conferences,
# format announcement and set it in memcache
announcement = ANNOUNCEMENT_TPL % (
', '.join(conf.name for conf in confs))
memcache.set(MEMCACHE_ANNOUNCEMENTS_KEY, announcement)
else:
# If there are no sold out conferences,
# delete the memcache announcements entry
announcement = ""
memcache.delete(MEMCACHE_ANNOUNCEMENTS_KEY)
return announcement
def test_it_can_create_sessions(self):
p_key = ndb.Key(Profile, '*****@*****.**')
profile = Profile(mainEmail='*****@*****.**', key=p_key).put()
conf_id = Conference(name="a conference",
organizerUserId='*****@*****.**',
parent=p_key).put().urlsafe()
request = ConferenceSessionForm(title='This is the title',
date="2016-12-12",
highlights="blah blah ha",
startTime="13:15",
websafeConferenceKey=conf_id,
speakerEmails=['*****@*****.**'],
duration=12,
typeOfSession='snails')
data = {
field.name: getattr(request, field.name)
for field in request.all_fields()
}
auth = self.mock_auth('*****@*****.**')
session_service = SessionService(auth=auth)
session_service.create_conference_session(request, profile)
self.assertEqual(1, len(ConferenceSession.query().fetch(2)))
session = ConferenceSession.query(
ConferenceSession.websafeConferenceKey == conf_id).fetch()
self.assertEquals(data['title'], session[0].title)
self.assertEquals(data['highlights'], session[0].highlights)
self.assertEquals(data['typeOfSession'], session[0].typeOfSession)
self.assertEquals(data['duration'], session[0].duration)
self.assertEquals(datetime.datetime(2016, 12, 12, 13, 15),
session[0].dateTime)
speaker = ndb.Key(urlsafe=session[0].speakerKeys[0]).get()
self.assertEquals(speaker.email, '*****@*****.**')
def home():
return render_template('index.html', title="Home", conferences=Conference.fetch_all_conferences())
