def __init__(self, request):
'''
Look for the pot document in the database, load is and create pot object and user
'''
#save request for later use
self.request = request
#all the potviews need bootstrap
my_bootstrap.need()
#find the pot
identifier = request.matchdict['identifier']
self.participant = DBSession.query(Participant).filter_by(identifier=identifier).first()
if self.participant is None:
raise NotFound(_(u'No Pot found'))
self.pot = self.participant.pot
if self.pot is None:
raise NotFound(_(u'No Pot found'))
#check for logged in user
self.logged_in = authenticated_userid(self.request)
if self.logged_in:
self.user = DBSession.query(User).filter_by(username=self.logged_in).first()
else:
self.user = None
#redirect to pot-home
self.redirect_to_pot = HTTPFound(location=self.request.route_url('pot', identifier=self.participant.identifier))
def remove_participant(self):
'''
This view removes an participant,
it shows a warning if this participant already added expenses
'''
id_participant_to_remove = self.request.matchdict['id_participant_to_remove']
participant = DBSession.query(Participant).get(id_participant_to_remove)
#check if a participant was found
if None == participant:
self.request.session.flash(_(u"An error occured while searching the participant"))
return self.redirect_to_pot
#check if participant belongs to this pot
# should not occur from ui, but only from "hackish" calls
if participant.pot != self.pot:
self.request.session.flash(_(u"This is not allowed!"))
return self.redirect_to_pot
#now everything should be fine
# if participant has no expenses, delete him right away,
# if he has expenses, wait for "submit" which means that the user confirmed his choice
if not participant.expenses or 'submit' in self.request.POST:
DBSession.delete(participant)
self.request.session.flash(_(u'The participant {0} and all his expenses got deleted').format(participant.name), 'success')
return self.redirect_to_pot
else:
question = {
'title': _(u'Delete {0}?').format(participant.name),
'message': _(u'The participant {0} already entered some expenses. These would be lost. Are you sure you want to proceed?').format(participant.name)
}
log.debug('return a question')
return {'question': question, }
def invite(self):
'''
This view shows an form for inviting someone
'''
fs = invite_form(DBSession, self.request)
if 'submit' in self.request.POST:
log.debug('Try to invite a new participant, called from participant {0} {1}'.format(self.participant, self.participant.identifier))
invited = Participant()
fs = fs.bind(invited)
fs.data = self.request.POST
if fs.validate():
fs.sync()
self.pot.participants.append(invited)
newurl = self.request.route_url('pot', identifier=invited.identifier)
if invited.email:
mails.invite_mail(self.request, self.pot, self.participant, invited, newurl)
user = DBSession.query(User).filter_by(email=invited.email).first()
if user is not None:
user.participations.append(invited)
self.request.session.flash(_(u'''{0} wurde eingeladen. Wenn du eine Mailadresse
angegeben hast, wird ihm der Link per Mail geschickt. Sonst musst du ihm
folgenden Link zukommen lassen: <a href={1}>{1}</a>'''.format(invited.name, newurl)), 'success')
return self.redirect_to_pot
else:
pass
#do nothing and return form with error messages
return {'form': fs, 'participant': self.participant, 'pot': self.pot}
def __init__(self, request):
'''
Look for the user document in the database and load it
'''
self.request = request
self.logged_in = authenticated_userid(request)
if self.logged_in:
self.user = DBSession.query(User).filter_by(username=self.logged_in).first()
def remove_expense(self):
'''
This view removes an expense
'''
id_to_remove = self.request.matchdict['id_to_remove']
expense = DBSession.query(Expense).get(id_to_remove)
DBSession.delete(expense)
self.request.session.flash(_(u'The expense of {0} € got deleted').format(expense.amount), 'success')
return self.redirect_to_pot
def remove_expense(self):
"""
This view removes an expense
"""
id_to_remove = self.request.matchdict["id_to_remove"]
expense = DBSession.query(Expense).get(id_to_remove)
DBSession.delete(expense)
self.request.session.flash(_(u"The expense of {0} € got deleted").format(expense.amount), "success")
return self.redirect_to_pot
def view_register(context, request):
my_bootstrap.need() # we need css
form = register_form(request)
if request.POST and form.validate(): # if submitted and and valid, create user
existing_user = DBSession.query(User).filter_by(username=form.username.value).first() # check for eyisting user with this name, returns existing user or None
if not existing_user:
user = User(form.username.value, form.yourmail.value, form.password.value)
DBSession.add(user)
return HTTPFound(location=request.route_url('home'))
else:
log.debug("Register failed for {0}".format(form.username.value))
request.session.flash(_(u'username already taken. Please choose another username.'), 'error')
return {'form': form, 'logged_in': authenticated_userid(request)}
def pot_view(self):
fs = expense_form(DBSession, self.participant, self.request)
if 'submit' in self.request.POST:
log.debug('Try to save a new expense, called from participant {0} {1}'.format(self.participant, self.participant.identifier))
ex = Expense()
fs = fs.bind(ex)
fs.data = self.request.POST
if fs.validate():
fs.sync()
expensing_participant = DBSession.query(Participant).get(ex.participant_id)
expensing_participant.expenses.append(ex)
self.request.session.flash(_(u'The expense of {0} € was added.').format(ex.amount), 'success')
return self.redirect_to_pot
else:
pass
#do nothing and return form with error messages
return {'form': fs, 'participant': self.participant, 'pot': self.pot}
def login(request):
if authenticated_userid(request):
return HTTPFound(location=request.route_url("overview"))
bootstrap_css.need()
trans = get_localizer(request).translate
form = login_form(request)
if request.POST and form.validate():
login = form.username.value
password = form.password.value
user = DBSession.query(User).filter_by(username=login).first() # returns user or None
if user is not None and user.check_password(password):
headers = remember(request, login)
request.session.flash(trans(_("Succesfully logged in")), "success")
return HTTPFound(location=request.route_url("overview"), headers=headers)
log.debug("Login failed {0}".format(form.username.value))
# clear password as it was wrong
form.data["LoginForm--password"] = ""
request.session.flash(trans(_(u"Login failed<br />Please try again")), "error")
return dict(form=form, logged_in=authenticated_userid(request))
def change_factor(self):
"""
change the share factor of one of the participants
"""
# get values from request
participant_id = self.request.matchdict["participant_to_change_id"]
factor = self.request.matchdict["new_factor"]
# change it to integer:
try:
factor = int(factor)
except ValueError:
# error message
# (should never occur from ui, only from improper http-requests
self.request.session.flash(_(u"Don't do this, not an integer"))
return self.redirect_to_pot
# load participant
changed_participant = DBSession.query(Participant).filter_by(identifier=participant_id).one()
# make sure participant exists and belongs to this pot!
if (not changed_participant) or (not changed_participant.pot == self.pot):
# error message
# (should never occur from ui, only from improper http-requests
self.request.session.flash(_(u"Don't do this"))
return self.redirect_to_pot
# make sure that the new share_factor_sum is != 0 (someone has to pay!)
new_factorsum = self.pot.share_factor_sum - changed_participant.share_factor + factor
if new_factorsum == 0:
# error message:
self.request.session.flash(_(u"The sum of all factors may not be 0"), "error")
return self.redirect_to_pot
# if all checks were successfull, now do the change:
changed_participant.share_factor = factor
self.request.session.flash(
_(u"The share factor for {0} was changed to {1}".format(str(changed_participant), str(factor))), "success"
)
return self.redirect_to_pot