django-orchestra/orchestra/apps/accounts/forms.py

61 lines
2.2 KiB
Python

from django import forms
from django.db.models.loading import get_model
from django.utils.translation import ugettext_lazy as _
from orchestra.forms import UserCreationForm
from . import settings
from .models import Account
def create_account_creation_form():
fields = {}
for model, key, kwargs, help_text in settings.ACCOUNTS_CREATE_RELATED:
model = get_model(model)
field_name = 'create_%s' % model._meta.model_name
label = _("Create %s") % model._meta.verbose_name
fields[field_name] = forms.BooleanField(initial=True, required=False, label=label,
help_text=help_text)
def clean(self):
""" unique usernames between accounts and system users """
cleaned_data = UserCreationForm.clean(self)
try:
account = Account(
username=cleaned_data['username'],
password=cleaned_data['password1']
)
except KeyError:
# Previous validation error
return
for model, key, related_kwargs, __ in settings.ACCOUNTS_CREATE_RELATED:
model = get_model(model)
kwargs = {
key: eval(related_kwargs[key], {'account': account})
}
if model.objects.filter(**kwargs).exists():
verbose_name = model._meta.verbose_name
raise forms.ValidationError(
_("A %s with this name already exists") % verbose_name
)
def save_related(self, account):
for model, key, related_kwargs, __ in settings.ACCOUNTS_CREATE_RELATED:
model = get_model(model)
field_name = 'create_%s' % model._meta.model_name
if self.cleaned_data[field_name]:
for key, value in related_kwargs.iteritems():
related_kwargs[key] = eval(value, {'account': account})
model.objects.create(account=account, **related_kwargs)
fields.update({
'create_related_fields': fields.keys(),
'clean': clean,
'save_related': save_related,
})
return type('AccountCreationForm', (UserCreationForm,), fields)
AccountCreationForm = create_account_creation_form()