django-orchestra-test/orchestra/apps/databases/forms.py

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2014-05-08 16:59:35 +00:00
from django import forms
from django.contrib.auth.forms import UserCreationForm, ReadOnlyPasswordHashField
from django.utils.html import format_html
from django.utils.safestring import mark_safe
from django.utils.translation import ugettext_lazy as _
from orchestra.core.validators import validate_password
from .models import DatabaseUser, Database, Role
class DatabaseUserCreationForm(forms.ModelForm):
password1 = forms.CharField(label=_("Password"), required=False,
widget=forms.PasswordInput, validators=[validate_password])
password2 = forms.CharField(label=_("Password confirmation"), required=False,
widget=forms.PasswordInput,
help_text=_("Enter the same password as above, for verification."))
class Meta:
model = DatabaseUser
fields = ('username', 'account', 'type')
def clean_password2(self):
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
msg = _("The two password fields didn't match.")
raise forms.ValidationError(msg)
return password2
def save(self, commit=True):
user = super(DatabaseUserCreationForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
if commit:
user.save()
return user
class DatabaseCreationForm(DatabaseUserCreationForm):
username = forms.RegexField(label=_("Username"), max_length=30,
required=False, regex=r'^[\w.@+-]+$',
help_text=_("Required. 30 characters or fewer. Letters, digits and "
"@/./+/-/_ only."),
error_messages={
'invalid': _("This value may contain only letters, numbers and "
"@/./+/-/_ characters.")})
user = forms.ModelChoiceField(required=False, queryset=DatabaseUser.objects)
class Meta:
model = Database
fields = ('username', 'account', 'type')
def __init__(self, *args, **kwargs):
super(DatabaseCreationForm, self).__init__(*args, **kwargs)
account_id = self.initial.get('account', None)
if account_id:
qs = self.fields['user'].queryset.filter(account=account_id)
choices = [ (u.pk, "%s (%s)" % (u, u.get_type_display())) for u in qs ]
self.fields['user'].queryset = qs
self.fields['user'].choices = [(None, '--------'),] + choices
def clean_password2(self):
username = self.cleaned_data.get('username')
password1 = self.cleaned_data.get('password1')
password2 = self.cleaned_data.get('password2')
if username and not (password1 and password2):
raise forms.ValidationError(_("Missing password"))
if password1 and password2 and password1 != password2:
msg = _("The two password fields didn't match.")
raise forms.ValidationError(msg)
return password2
def clean_user(self):
user = self.cleaned_data.get('user')
if user and user.type != self.cleaned_data.get('type'):
msg = _("Database type and user type doesn't match")
raise forms.ValidationError(msg)
return user
def clean(self):
cleaned_data = super(DatabaseCreationForm, self).clean()
if 'user' in cleaned_data and 'username' in cleaned_data:
msg = _("Use existing user or create a new one?")
if cleaned_data['user'] and self.cleaned_data['username']:
raise forms.ValidationError(msg)
elif not (cleaned_data['username'] or cleaned_data['user']):
raise forms.ValidationError(msg)
return cleaned_data
def save(self, commit=True):
db = super(DatabaseUserCreationForm, self).save(commit=False)
user = self.cleaned_data['user']
if commit:
if not user:
user = DatabaseUser(
username=self.cleaned_data['username'],
type=self.cleaned_data['type'],
)
user.set_password(self.cleaned_data["password1"])
user.save()
role, __ = Role.objects.get_or_create(database=db, user=user)
return db
class ReadOnlySQLPasswordHashField(ReadOnlyPasswordHashField):
class ReadOnlyPasswordHashWidget(forms.Widget):
def render(self, name, value, attrs):
original = ReadOnlyPasswordHashField.widget().render(name, value, attrs)
if 'Invalid' not in original:
return original
encoded = value
final_attrs = self.build_attrs(attrs)
if not encoded:
summary = mark_safe("<strong>%s</strong>" % _("No password set."))
else:
size = len(value)
summary = value[:size/2] + '*'*(size-size/2)
summary = "<strong>hash</strong>: %s" % summary
if value.startswith('*'):
summary = "<strong>algorithm</strong>: sha1_bin_hex %s" % summary
return format_html("<div>%s</div>" % summary)
widget = ReadOnlyPasswordHashWidget
class DatabaseUserChangeForm(forms.ModelForm):
password = ReadOnlySQLPasswordHashField(label=_("Password"),
help_text=_("Raw passwords are not stored, so there is no way to see "
"this user's password, but you can change the password "
"using <a href=\"password/\">this form</a>."))
class Meta:
model = DatabaseUser
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fields = ('username', 'password', 'type', 'account')
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def clean_password(self):
return self.initial["password"]