plateforme-tfjm2/participation/forms.py

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# Copyright (C) 2020 by Animath
# SPDX-License-Identifier: GPL-3.0-or-later
import csv
from io import StringIO
import re
from typing import Iterable
from crispy_forms.helper import FormHelper
from crispy_forms.layout import Div, Submit, Field
from django import forms
from django.contrib.auth.models import User
from django.core.exceptions import ValidationError
from django.core.validators import FileExtensionValidator
from django.db.models import CharField, Value
from django.db.models.functions import Concat
from django.utils.translation import gettext_lazy as _
from pypdf import PdfReader
from .models import Note, Participation, Passage, Pool, Solution, Synthesis, Team, Tournament
class TeamForm(forms.ModelForm):
"""
Form to create a team, with the name and the trigram,...
"""
def clean_name(self):
if "name" in self.cleaned_data:
name = self.cleaned_data["name"]
if Team.objects.filter(name=name).exclude(pk=self.instance.pk).exists():
raise ValidationError(_("This name is already used."))
return name
def clean_trigram(self):
if "trigram" in self.cleaned_data:
trigram = self.cleaned_data["trigram"].upper()
if not re.match("[A-Z]{3}", trigram):
raise ValidationError(_("The trigram must be composed of three uppercase letters."))
if Team.objects.filter(trigram=trigram).exclude(pk=self.instance.pk).exists():
raise ValidationError(_("This trigram is already used."))
return trigram
class Meta:
model = Team
fields = ('name', 'trigram',)
class JoinTeamForm(forms.ModelForm):
"""
Form to join a team by the access code.
"""
def clean_access_code(self):
access_code = self.cleaned_data["access_code"]
if not Team.objects.filter(access_code=access_code).exists():
raise ValidationError(_("No team was found with this access code."))
else:
team = Team.objects.get(access_code=access_code)
if team.participation.valid is not None:
raise ValidationError(_("The team is already validated or the validation is pending."))
return access_code
def clean(self):
cleaned_data = super().clean()
if "access_code" in cleaned_data:
team = Team.objects.get(access_code=cleaned_data["access_code"])
self.instance = team
return cleaned_data
class Meta:
model = Team
fields = ('access_code',)
class ParticipationForm(forms.ModelForm):
"""
Form to update the problem of a team participation.
"""
class Meta:
model = Participation
fields = ('tournament', 'final',)
class MotivationLetterForm(forms.ModelForm):
def clean_motivation_letter(self):
if "motivation_letter" in self.files:
file = self.files["motivation_letter"]
if file.size > 2e6:
raise ValidationError(_("The uploaded file size must be under 2 Mo."))
if file.content_type not in ["application/pdf", "image/png", "image/jpeg"]:
raise ValidationError(_("The uploaded file must be a PDF, PNG of JPEG file."))
return self.cleaned_data["motivation_letter"]
class Meta:
model = Team
fields = ('motivation_letter',)
class RequestValidationForm(forms.Form):
"""
Form to ask about validation.
"""
_form_type = forms.CharField(
initial="RequestValidationForm",
widget=forms.HiddenInput(),
)
engagement = forms.BooleanField(
label=_("I engage myself to participate to the whole TFJM²."),
required=True,
)
class ValidateParticipationForm(forms.Form):
"""
Form to let administrators to accept or refuse a team.
"""
_form_type = forms.CharField(
initial="ValidateParticipationForm",
widget=forms.HiddenInput(),
)
message = forms.CharField(
label=_("Message to address to the team:"),
widget=forms.Textarea(),
)
class TournamentForm(forms.ModelForm):
class Meta:
model = Tournament
fields = '__all__'
widgets = {
'date_start': forms.DateInput(attrs={'type': 'date'}, format='%Y-%m-%d'),
'date_end': forms.DateInput(attrs={'type': 'date'}, format='%Y-%m-%d'),
'inscription_limit': forms.DateTimeInput(attrs={'type': 'datetime-local'}, format='%Y-%m-%d %H:%M'),
'solution_limit': forms.DateTimeInput(attrs={'type': 'datetime-local'}, format='%Y-%m-%d %H:%M'),
'solutions_draw': forms.DateTimeInput(attrs={'type': 'datetime-local'}, format='%Y-%m-%d %H:%M'),
'syntheses_first_phase_limit': forms.DateTimeInput(attrs={'type': 'datetime-local'},
format='%Y-%m-%d %H:%M'),
'solutions_available_second_phase': forms.DateTimeInput(attrs={'type': 'datetime-local'},
format='%Y-%m-%d %H:%M'),
'syntheses_second_phase_limit': forms.DateTimeInput(attrs={'type': 'datetime-local'},
format='%Y-%m-%d %H:%M'),
'organizers': forms.SelectMultiple(attrs={
'class': 'selectpicker',
'data-live-search': 'true',
'data-live-search-normalize': 'true',
'data-width': 'fit',
})
}
class SolutionForm(forms.ModelForm):
def clean_file(self):
if "file" in self.files:
file = self.files["file"]
if file.size > 5e6:
raise ValidationError(_("The uploaded file size must be under 5 Mo."))
if file.content_type != "application/pdf":
raise ValidationError(_("The uploaded file must be a PDF file."))
pdf_reader = PdfReader(file)
pages = len(pdf_reader.pages)
if pages > 30:
raise ValidationError(_("The PDF file must not have more than 30 pages."))
return self.cleaned_data["file"]
def save(self, commit=True):
"""
Don't save a solution with this way. Use a view instead
"""
class Meta:
model = Solution
fields = ('problem', 'file',)
class PoolForm(forms.ModelForm):
class Meta:
model = Pool
fields = ('tournament', 'round', 'letter', 'bbb_url', 'results_available', 'juries',)
widgets = {
"juries": forms.SelectMultiple(attrs={
'class': 'selectpicker',
'data-live-search': 'true',
'data-live-search-normalize': 'true',
}),
}
class PoolTeamsForm(forms.ModelForm):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields["participations"].queryset = self.instance.tournament.participations.all()
class Meta:
model = Pool
fields = ('participations',)
widgets = {
"participations": forms.SelectMultiple(attrs={
'class': 'selectpicker',
'data-live-search': 'true',
'data-live-search-normalize': 'true',
'data-width': 'fit',
}),
}
class AddJuryForm(forms.ModelForm):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields['first_name'].required = True
self.fields['last_name'].required = True
self.fields['email'].required = True
self.helper = FormHelper()
self.helper.form_class = 'form-inline'
self.helper.layout = Div(
Div(
Div(
Field('email', autofocus="autofocus", list="juries-email"),
css_class='col-md-5',
),
Div(
Field('first_name', list="juries-first-name"),
css_class='col-md-3',
),
Div(
Field('last_name', list="juries-last-name"),
css_class='col-md-3',
),
Div(
Submit('submit', _("Add")),
css_class='col-md-1 py-md-4',
),
css_class='row',
)
)
def clean_email(self):
"""
Ensure that the email address is unique.
"""
email = self.data["email"]
if User.objects.filter(email=email).exists():
self.instance = User.objects.get(email=email)
if self.instance.registration.participates:
self.add_error(None, _("This user already exists, but is a participant."))
return
return email
class Meta:
model = User
fields = ('first_name', 'last_name', 'email',)
class UploadNotesForm(forms.Form):
file = forms.FileField(
label=_("CSV file:"),
validators=[FileExtensionValidator(allowed_extensions=["csv"])],
)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields['file'].widget.attrs['accept'] = 'text/csv'
def clean(self):
cleaned_data = super().clean()
if 'file' in cleaned_data:
file = cleaned_data['file']
with file:
try:
data: bytes = file.read()
try:
content = data.decode()
except UnicodeDecodeError:
# This is not UTF-8, grrrr
content = data.decode('latin1')
csvfile = csv.reader(StringIO(content))
self.process(csvfile, cleaned_data)
except UnicodeDecodeError:
self.add_error('file', _("This file contains non-UTF-8 and non-ISO-8859-1 content. "
"Please send your sheet as a CSV file."))
return cleaned_data
def process(self, csvfile: Iterable[str], cleaned_data: dict):
parsed_notes = {}
valid_lengths = [1 + 6 * 3, 1 + 7 * 4, 1 + 6 * 5] # Per pool sizes
pool_size = 0
line_length = 0
for line in csvfile:
line = [s.strip() for s in line if s]
if line and line[0] == 'Problème':
pool_size = len(line) - 1
if pool_size < 3 or pool_size > 5:
self.add_error('file', _("Can't determine the pool size. Are you sure your file is correct?"))
return
line_length = valid_lengths[pool_size - 3]
continue
if pool_size == 0 or len(line) < line_length:
continue
name = line[0]
if name.lower() in ["rôle", "juré", "moyenne", "coefficient", "sous-total", "équipe", "equipe"]:
continue
notes = line[1:line_length]
if not all(s.isnumeric() or s[0] == '-' and s[1:].isnumeric() for s in notes):
continue
notes = list(map(int, notes))
max_notes = pool_size * ([20, 16, 9, 10, 9, 10] + ([4] if pool_size == 4 else []))
for n, max_n in zip(notes, max_notes):
if n > max_n:
self.add_error('file',
_("The following note is higher of the maximum expected value:")
+ str(n) + " > " + str(max_n))
# Search by "{first_name} {last_name}"
jury = User.objects.annotate(full_name=Concat('first_name', Value(' '), 'last_name',
output_field=CharField())) \
.filter(full_name=name.replace('', '\''), registration__volunteerregistration__isnull=False)
if jury.count() != 1:
self.add_error('file', _("The following user was not found:") + " " + name)
continue
jury = jury.get()
vr = jury.registration
parsed_notes[vr] = notes
cleaned_data['parsed_notes'] = parsed_notes
return cleaned_data
class PassageForm(forms.ModelForm):
def clean(self):
cleaned_data = super().clean()
if "defender" in cleaned_data and "opponent" in cleaned_data and "reporter" in cleaned_data \
and len({cleaned_data["defender"], cleaned_data["opponent"], cleaned_data["reporter"]}) < 3:
self.add_error(None, _("The defender, the opponent and the reporter must be different."))
if "defender" in self.cleaned_data and "solution_number" in self.cleaned_data \
and not Solution.objects.filter(participation=cleaned_data["defender"],
problem=cleaned_data["solution_number"]).exists():
self.add_error("solution_number", _("This defender did not work on this problem."))
return cleaned_data
class Meta:
model = Passage
fields = ('position', 'solution_number', 'defender', 'opponent', 'reporter', 'observer', 'defender_penalties',)
class SynthesisForm(forms.ModelForm):
def clean_file(self):
if "file" in self.files:
file = self.files["file"]
if file.size > 2e6:
raise ValidationError(_("The uploaded file size must be under 2 Mo."))
if file.content_type != "application/pdf":
raise ValidationError(_("The uploaded file must be a PDF file."))
pdf_reader = PdfReader(file)
pages = len(pdf_reader.pages)
if pages > 2:
raise ValidationError(_("The PDF file must not have more than 2 pages."))
return self.cleaned_data["file"]
def save(self, commit=True):
"""
Don't save a synthesis with this way. Use a view instead
"""
class Meta:
model = Synthesis
fields = ('file',)
class NoteForm(forms.ModelForm):
class Meta:
model = Note
fields = ('defender_writing', 'defender_oral', 'opponent_writing',
'opponent_oral', 'reporter_writing', 'reporter_oral', 'observer_oral', )