django-orchestra/orchestra/contrib/databases/forms.py

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from django import forms
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from django.contrib.auth.forms import ReadOnlyPasswordHashField
from django.core.exceptions import ValidationError
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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 import validators
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from .models import DatabaseUser, Database
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class DatabaseUserCreationForm(forms.ModelForm):
password1 = forms.CharField(label=_("Password"), required=False,
widget=forms.PasswordInput(attrs={'autocomplete': 'off'}),
validators=[validators.validate_password])
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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 ValidationError(msg)
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return password2
class DatabaseCreationForm(DatabaseUserCreationForm):
username = forms.CharField(label=_("Username"), max_length=16,
required=False, validators=[validators.validate_name],
help_text=_("Required. 16 characters or fewer. Letters, digits and "
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"@/./+/-/_ only."),
error_messages={
'invalid': _("This value may contain 16 characters or fewer, only letters, numbers and "
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"@/./+/-/_ 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', self.initial_account)
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if account_id:
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qs = self.fields['user'].queryset.filter(account=account_id).order_by('username')
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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_username(self):
username = self.cleaned_data.get('username')
if DatabaseUser.objects.filter(username=username).exists():
raise ValidationError("Provided username already exists.")
return username
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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 ValidationError(_("Missing password"))
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if password1 and password2 and password1 != password2:
msg = _("The two password fields didn't match.")
raise ValidationError(msg)
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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 ValidationError(msg)
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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? you have provided both.")
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if cleaned_data['user'] and self.cleaned_data['username']:
raise ValidationError(msg)
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elif not (cleaned_data['username'] or cleaned_data['user']):
raise ValidationError(msg)
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return cleaned_data
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
if not encoded:
summary = mark_safe("<strong>%s</strong>" % _("No password set."))
else:
size = len(value)
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summary = value[:int(size/2)] + '*'*int(size-size/2)
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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>. "
"<a onclick='return showAddAnotherPopup(this);' href='../hash/'>Show hash</a>."))
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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"]