def delete_invitation(self, club):
try:
database.delete_rows('invitation', {
'invitation_club': club.id,
'invitation_user': self.id
})
except NoRow:
pass
def signup_undo(self, user):
database.delete_rows('signup', {
'signup_act': self.id,
'signup_user': user.id
})
def remove_picture(self, upload):
database.delete_rows('act_pic', {
'actpic_act': self.id,
'actpic_upload': upload.id
})
del self.pictures
def attend_undo(self, user):
database.delete_rows('attendance', {
'att_act': self.id,
'att_user': user.id
})
del self.attendance
def remove_member(self, user):
database.delete_rows('club_member', {
'cm_club': self.id,
'cm_user': user.id
})
del self.members