dynamicweb/hosting/forms.py

238 lines
8.8 KiB
Python

import datetime
import logging
import subprocess
import tempfile
import xml
from django import forms
from django.conf import settings
from django.contrib.auth import authenticate
from django.utils.translation import ugettext_lazy as _
from membership.models import CustomUser
from .models import UserHostingKey, GenericProduct
logger = logging.getLogger(__name__)
def generate_ssh_key_name():
return '{prefix}{date_time_str}'.format(
prefix=settings.DCL_SSH_KEY_NAME_PREFIX,
date_time_str=datetime.datetime.now().strftime('%m%d%y%H%M%S')
)
class HostingUserLoginForm(forms.Form):
email = forms.CharField(widget=forms.EmailInput())
password = forms.CharField(widget=forms.PasswordInput())
class Meta:
fields = ['email', 'password']
def clean(self):
email = self.cleaned_data.get('email')
password = self.cleaned_data.get('password')
if self.errors:
return self.cleaned_data
is_auth = authenticate(email=email, password=password)
if not is_auth:
raise forms.ValidationError(
_("Your username and/or password were incorrect."))
elif is_auth.validated == 0:
raise forms.ValidationError(
_("Your account is not activated yet."))
return self.cleaned_data
def clean_email(self):
email = self.cleaned_data.get('email')
try:
CustomUser.objects.get(email=email)
return email
except CustomUser.DoesNotExist:
raise forms.ValidationError(_("User does not exist"))
class ProductModelChoiceField(forms.ModelChoiceField):
def label_from_instance(self, obj):
return obj.product_name
class GenericPaymentForm(forms.Form):
product_name = ProductModelChoiceField(
queryset=GenericProduct.objects.all().order_by('product_name'),
empty_label=_("Choose a product"),
)
amount = forms.FloatField(
widget=forms.TextInput(
attrs={'placeholder': _('Amount in CHF'),
'readonly': 'readonly', }
),
max_value=999999,
min_value=1,
label=_('Amount in CHF')
)
recurring = forms.BooleanField(required=False,
label=_("Recurring monthly"), )
description = forms.CharField(
widget=forms.Textarea(attrs={'style': "height: 60px;"}),
required=False
)
class Meta:
model = GenericProduct
fields = ['product_name', 'amount', 'recurring', 'description']
def clean_amount(self):
amount = self.cleaned_data.get('amount')
if (float(self.cleaned_data.get('product_name').get_actual_price()) !=
amount):
raise forms.ValidationError(_("Amount field does not match"))
return amount
def clean_recurring(self):
recurring = self.cleaned_data.get('recurring')
if (self.cleaned_data.get('product_name').product_is_subscription !=
(True if recurring else False)):
raise forms.ValidationError(_("Recurring field does not match"))
return recurring
class ProductPaymentForm(GenericPaymentForm):
def __init__(self, *args, **kwargs):
product_id = kwargs.pop('product_id', None)
if product_id is not None:
self.product = GenericProduct.objects.get(id=product_id)
super(ProductPaymentForm, self).__init__(*args, **kwargs)
self.fields['product_name'] = forms.CharField(
widget=forms.TextInput(
attrs={'placeholder': _('Product name'),
'readonly': 'readonly'}
)
)
if self.product.product_is_subscription:
payment_type = "month"
if self.product.product_subscription_interval == "month":
payment_type = _('Monthly subscription')
elif self.product.product_subscription_interval == "year":
payment_type = _('Yearly subscription')
self.fields['amount'].label = "{amt} ({payment_type})".format(
amt=_('Amount in CHF'),
payment_type=payment_type
)
else:
self.fields['amount'].label = "{amt} ({payment_type})".format(
amt=_('Amount in CHF'),
payment_type=_('One time payment')
)
self.fields['recurring'].widget = forms.HiddenInput()
self.fields['product_name'].widget.attrs['class'] = 'input-no-border'
self.fields['amount'].widget.attrs['class'] = 'input-no-border'
self.fields['description'].widget.attrs['class'] = 'input-no-border'
def clean_amount(self):
amount = self.cleaned_data.get('amount')
if (self.product is None or
float(self.product.get_actual_price()) != amount):
raise forms.ValidationError(_("Amount field does not match"))
return amount
def clean_recurring(self):
recurring = self.cleaned_data.get('recurring')
if (self.product.product_is_subscription !=
(True if recurring else False)):
raise forms.ValidationError(_("Recurring field does not match"))
return recurring
class HostingUserSignupForm(forms.ModelForm):
confirm_password = forms.CharField(label=_("Confirm Password"),
widget=forms.PasswordInput())
password = forms.CharField(label=_("Password"),
widget=forms.PasswordInput())
class Meta:
model = CustomUser
fields = ['name', 'email', 'password']
widgets = {
'name': forms.TextInput(
attrs={'placeholder': _('Enter your name or company name')}),
}
def clean_confirm_password(self):
password = self.cleaned_data.get('password')
confirm_password = self.cleaned_data.get('confirm_password')
if not confirm_password == password:
raise forms.ValidationError("Passwords don't match")
return confirm_password
class UserHostingKeyForm(forms.ModelForm):
private_key = forms.CharField(widget=forms.HiddenInput(), required=False)
public_key = forms.CharField(widget=forms.Textarea(
attrs={'class': 'form_public_key',
'placeholder': _('Paste here your public key')}),
required=False,
)
user = forms.models.ModelChoiceField(queryset=CustomUser.objects.all(),
required=False,
widget=forms.HiddenInput())
name = forms.CharField(required=False, widget=forms.TextInput(
attrs={'class': 'form_key_name',
'placeholder': _('Give a name to your key')}))
def __init__(self, *args, **kwargs):
self.request = kwargs.pop("request")
super(UserHostingKeyForm, self).__init__(*args, **kwargs)
self.fields['name'].label = _('Key name')
def clean_public_key(self):
"""
Validates a public ssh key using `ssh-keygen -lf key.pub`
Also checks if a given key already exists in the database and
alerts the user of it.
:return:
"""
if ('generate' in self.request.POST
or not self.fields['public_key'].required):
return self.data.get('public_key')
KEY_ERROR_MESSAGE = _("Please input a proper SSH key")
openssh_pubkey_str = self.data.get('public_key').strip()
with tempfile.NamedTemporaryFile(delete=True) as tmp_public_key_file:
tmp_public_key_file.write(openssh_pubkey_str.encode('utf-8'))
tmp_public_key_file.flush()
try:
subprocess.check_output(
['ssh-keygen', '-lf', tmp_public_key_file.name])
except subprocess.CalledProcessError as cpe:
logger.debug(
"Not a correct ssh format {error}".format(error=str(cpe)))
raise forms.ValidationError(KEY_ERROR_MESSAGE)
return xml.sax.saxutils.escape(openssh_pubkey_str)
def clean_name(self):
INVALID_NAME_MESSAGE = _("Comma not accepted in the name of the key")
if "," in self.data.get('name'):
logger.debug(INVALID_NAME_MESSAGE)
raise forms.ValidationError(INVALID_NAME_MESSAGE)
return self.data.get('name')
def clean_user(self):
return self.request.user if self.request.user.is_authenticated() else None
def clean(self):
cleaned_data = self.cleaned_data
if 'generate' in self.request.POST:
self.cleaned_data['name'] = generate_ssh_key_name()
private_key, public_key = UserHostingKey.generate_keys()
cleaned_data.update({
'private_key': private_key,
'public_key': public_key
})
return cleaned_data
class Meta:
model = UserHostingKey
fields = ['user', 'name', 'public_key']