201 lines
7.1 KiB
Python
201 lines
7.1 KiB
Python
from datetime import datetime
|
|
|
|
from allauthdemo.polls.models import Event
|
|
from allauthdemo.polls.models import Poll
|
|
from allauthdemo.polls.models import PollOption
|
|
from allauthdemo.polls.models import EmailUser
|
|
from allauthdemo.auth.models import DemoUser
|
|
|
|
'''
|
|
Goal: Convert the new form data (from the updated DEMOS2 UI) returned to '/event/create' into
|
|
an Event object that can be persisted via a Model to the DB
|
|
|
|
Author: Vincent de Almeida
|
|
|
|
Created: 11/07/2018
|
|
'''
|
|
|
|
# TODO: Define a validation function that can do back-end verification on top of the front end validation
|
|
# TODO: Validation can make use of __contains__ from QueryDict:
|
|
# TODO: https://docs.djangoproject.com/en/2.0/ref/request-response/#django.http.QueryDict
|
|
|
|
class CreateNewEventModelAdaptor:
|
|
# Raw data from form and django
|
|
form_data = None
|
|
user = None
|
|
|
|
# Extracted form data
|
|
event_name = None
|
|
identifier = None
|
|
starts_at = None
|
|
ends_at = None
|
|
min_num_selections = 0
|
|
max_num_selections = 0
|
|
organisers = []
|
|
trustees = []
|
|
voters = []
|
|
|
|
# Each element of the map has a sub array with 2 elements - poll and associated options
|
|
polls_options_map = []
|
|
|
|
# Event Model Object containing all the extracted data
|
|
event = None
|
|
|
|
def __init__(self, form_data, user):
|
|
self.form_data = form_data.copy()
|
|
self.user = user
|
|
# TODO: Call validation func here (incl functionality for verifying CSRF + reCAPTCHA)
|
|
self.__extractData()
|
|
|
|
|
|
def __extractData(self):
|
|
# Extract name and identifier first
|
|
self.event_name = self.form_data.pop('name-input')[0]
|
|
self.identifier = self.form_data.pop('identifier-input')[0]
|
|
|
|
# Extract start and end times as string and convert to datetime
|
|
starts_at = self.form_data.pop('vote-start-input')[0]
|
|
self.starts_at = datetime.strptime(starts_at, '%Y-%m-%d %H:%M')
|
|
|
|
ends_at = self.form_data.pop('vote-end-input')[0]
|
|
self.ends_at = datetime.strptime(ends_at, '%Y-%m-%d %H:%M')
|
|
|
|
# Extract the list of organisers
|
|
organisers_list = self.form_data.pop('organiser-email-input')
|
|
|
|
for organiser in organisers_list:
|
|
if organiser != '' and DemoUser.objects.filter(email=organiser).count() == 1:
|
|
self.organisers.append(DemoUser.objects.filter(email=organiser).get())
|
|
|
|
# Extract the list of trustees
|
|
trustees_list = self.form_data.pop('trustee-email-input')
|
|
|
|
for trustee in trustees_list:
|
|
if trustee != '':
|
|
if EmailUser.objects.filter(email=trustee).count() == 1:
|
|
self.trustees.append(EmailUser.objects.filter(email=trustee).get())
|
|
else:
|
|
self.trustees.append(EmailUser(email=trustee))
|
|
|
|
# Extract the email list of voters
|
|
voters_csv_string = self.form_data.pop('voters-list-input')[0].replace(' ', '')
|
|
voters_email_list = voters_csv_string.split(',')
|
|
|
|
for voter_email in voters_email_list:
|
|
if voter_email != '':
|
|
if EmailUser.objects.filter(email=voter_email).count() == 1:
|
|
self.voters.append(EmailUser.objects.filter(email=voter_email).get())
|
|
else:
|
|
self.voters.append(EmailUser(email=voter_email))
|
|
|
|
|
|
# Extract the min and max number of selections
|
|
self.min_num_selections = int(self.form_data.pop('minimum-input')[0])
|
|
self.max_num_selections = int(self.form_data.pop('maximum-input')[0])
|
|
|
|
# Create the Event model object - this does not persist it to the DB
|
|
self.event = Event(start_time=self.starts_at,
|
|
end_time=self.ends_at,
|
|
title=self.event_name,
|
|
EID=self.identifier,
|
|
creator=self.user.first_name + ' ' + self.user.last_name,
|
|
c_email=self.user.email,
|
|
trustees=voters_csv_string)
|
|
|
|
|
|
def __gen_polls_options_map(self):
|
|
# At the time of writing, you can only define one poll at event-creation time
|
|
|
|
# Generate PollOption objects from the option data defined in form_data
|
|
options = self.form_data.pop('option-name-input')
|
|
poll_options_list = []
|
|
|
|
for option in options:
|
|
if option != '':
|
|
poll_options_list.append(PollOption(choice_text=option, votes=0))
|
|
|
|
# Extract required Poll object data and create a poll with its PollOption objects
|
|
text = self.form_data.pop('question-input')[0]
|
|
votes = 0
|
|
|
|
poll = Poll(question_text=text,
|
|
total_votes=votes,
|
|
min_num_selections=self.min_num_selections,
|
|
max_num_selections=self.max_num_selections,
|
|
event=self.event)
|
|
|
|
self.polls_options_map.append([poll, poll_options_list])
|
|
|
|
# Instantiate all the polls and their associated poll options
|
|
def __get_instantiated_polls(self):
|
|
polls = []
|
|
for poll_option_map in self.polls_options_map:
|
|
poll = poll_option_map[0]
|
|
poll_options = poll_option_map[1]
|
|
|
|
# Save the poll to the db
|
|
poll.save()
|
|
|
|
# Instantiate poll options
|
|
for option in poll_options:
|
|
option.question = poll
|
|
option.save()
|
|
|
|
poll.options = poll_options
|
|
poll.save()
|
|
|
|
polls.append(poll)
|
|
|
|
return polls
|
|
|
|
def updateModel(self):
|
|
# First thing to do is persist the event object to the db
|
|
# with basic data before adding things like poll data
|
|
self.event.save()
|
|
|
|
# List of organisers should already be instantiated and present in the db
|
|
# so it can just be added
|
|
self.event.users_organisers = self.organisers
|
|
|
|
# Add the list of trustees to the event, making sure they're instantiated
|
|
for trustee in self.trustees:
|
|
if EmailUser.objects.filter(email=trustee.email).count() == 0:
|
|
trustee.save()
|
|
|
|
self.event.users_trustees = self.trustees
|
|
|
|
# Add the list of voters to the event, making sure they're instantiated
|
|
for voter in self.voters:
|
|
if EmailUser.objects.filter(email=voter.email).count() == 0:
|
|
voter.save()
|
|
|
|
self.event.voters = self.voters
|
|
|
|
# Extract all the poll data for the event and associated poll option data
|
|
# This can only be done at this point as the event has been persisted
|
|
self.__gen_polls_options_map()
|
|
|
|
# Get the instantiated list of polls which have already instantiated options
|
|
self.event.polls = self.__get_instantiated_polls()
|
|
|
|
self.event.save()
|
|
|
|
# Finally perform a data clean up
|
|
self.__clear_data()
|
|
|
|
def __clear_data(self):
|
|
self.form_data = None
|
|
self.user = None
|
|
self.event_name = None
|
|
self.identifier = None
|
|
self.starts_at = None
|
|
self.ends_at = None
|
|
self.min_num_selections = 0
|
|
self.max_num_selections = 0
|
|
self.organisers[:] = []
|
|
self.trustees[:] = []
|
|
self.voters[:] = []
|
|
self.polls_options_map[:] = []
|
|
self.event = None
|
|
|