You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
206 lines
8.2 KiB
206 lines
8.2 KiB
from django.contrib.auth.models import User |
|
from django.contrib.auth import authenticate |
|
from django.contrib.auth.tokens import default_token_generator |
|
from django.contrib.sites.models import Site |
|
from django.template import Context, loader |
|
from django import forms |
|
from django.utils.translation import ugettext_lazy as _ |
|
from django.utils.http import int_to_base36 |
|
|
|
class UserCreationForm(forms.ModelForm): |
|
""" |
|
A form that creates a user, with no privileges, from the given username and password. |
|
""" |
|
username = forms.RegexField(label=_("Username"), max_length=30, regex=r'^\w+$', |
|
help_text = _("Required. 30 characters or fewer. Alphanumeric characters only (letters, digits and underscores)."), |
|
error_message = _("This value must contain only letters, numbers and underscores.")) |
|
password1 = forms.CharField(label=_("Password"), widget=forms.PasswordInput) |
|
password2 = forms.CharField(label=_("Password confirmation"), widget=forms.PasswordInput) |
|
|
|
class Meta: |
|
model = User |
|
fields = ("username",) |
|
|
|
def clean_username(self): |
|
username = self.cleaned_data["username"] |
|
try: |
|
User.objects.get(username=username) |
|
except User.DoesNotExist: |
|
return username |
|
raise forms.ValidationError(_("A user with that username already exists.")) |
|
|
|
def clean_password2(self): |
|
password1 = self.cleaned_data.get("password1", "") |
|
password2 = self.cleaned_data["password2"] |
|
if password1 != password2: |
|
raise forms.ValidationError(_("The two password fields didn't match.")) |
|
return password2 |
|
|
|
def save(self, commit=True): |
|
user = super(UserCreationForm, self).save(commit=False) |
|
user.set_password(self.cleaned_data["password1"]) |
|
if commit: |
|
user.save() |
|
return user |
|
|
|
class UserChangeForm(forms.ModelForm): |
|
username = forms.RegexField(label=_("Username"), max_length=30, regex=r'^\w+$', |
|
help_text = _("Required. 30 characters or fewer. Alphanumeric characters only (letters, digits and underscores)."), |
|
error_message = _("This value must contain only letters, numbers and underscores.")) |
|
|
|
class Meta: |
|
model = User |
|
|
|
class AuthenticationForm(forms.Form): |
|
""" |
|
Base class for authenticating users. Extend this to get a form that accepts |
|
username/password logins. |
|
""" |
|
username = forms.CharField(label=_("Username"), max_length=30) |
|
password = forms.CharField(label=_("Password"), widget=forms.PasswordInput) |
|
|
|
def __init__(self, request=None, *args, **kwargs): |
|
""" |
|
If request is passed in, the form will validate that cookies are |
|
enabled. Note that the request (a HttpRequest object) must have set a |
|
cookie with the key TEST_COOKIE_NAME and value TEST_COOKIE_VALUE before |
|
running this validation. |
|
""" |
|
self.request = request |
|
self.user_cache = None |
|
super(AuthenticationForm, self).__init__(*args, **kwargs) |
|
|
|
def clean(self): |
|
username = self.cleaned_data.get('username') |
|
password = self.cleaned_data.get('password') |
|
|
|
if username and password: |
|
self.user_cache = authenticate(username=username, password=password) |
|
if self.user_cache is None: |
|
raise forms.ValidationError(_("Please enter a correct username and password. Note that both fields are case-sensitive.")) |
|
elif not self.user_cache.is_active: |
|
raise forms.ValidationError(_("This account is inactive.")) |
|
|
|
# TODO: determine whether this should move to its own method. |
|
if self.request: |
|
if not self.request.session.test_cookie_worked(): |
|
raise forms.ValidationError(_("Your Web browser doesn't appear to have cookies enabled. Cookies are required for logging in.")) |
|
|
|
return self.cleaned_data |
|
|
|
def get_user_id(self): |
|
if self.user_cache: |
|
return self.user_cache.id |
|
return None |
|
|
|
def get_user(self): |
|
return self.user_cache |
|
|
|
class PasswordResetForm(forms.Form): |
|
email = forms.EmailField(label=_("E-mail"), max_length=75) |
|
|
|
def clean_email(self): |
|
""" |
|
Validates that a user exists with the given e-mail address. |
|
""" |
|
email = self.cleaned_data["email"] |
|
self.users_cache = User.objects.filter(email__iexact=email) |
|
if len(self.users_cache) == 0: |
|
raise forms.ValidationError(_("That e-mail address doesn't have an associated user account. Are you sure you've registered?")) |
|
|
|
def save(self, domain_override=None, email_template_name='registration/password_reset_email.html', |
|
use_https=False, token_generator=default_token_generator): |
|
""" |
|
Generates a one-use only link for resetting password and sends to the user |
|
""" |
|
from django.core.mail import send_mail |
|
for user in self.users_cache: |
|
if not domain_override: |
|
current_site = Site.objects.get_current() |
|
site_name = current_site.name |
|
domain = current_site.domain |
|
else: |
|
site_name = domain = domain_override |
|
t = loader.get_template(email_template_name) |
|
c = { |
|
'email': user.email, |
|
'domain': domain, |
|
'site_name': site_name, |
|
'uid': int_to_base36(user.id), |
|
'user': user, |
|
'token': token_generator.make_token(user), |
|
'protocol': use_https and 'https' or 'http', |
|
} |
|
send_mail(_("Password reset on %s") % site_name, |
|
t.render(Context(c)), None, [user.email]) |
|
|
|
class SetPasswordForm(forms.Form): |
|
""" |
|
A form that lets a user change set his/her password without |
|
entering the old password |
|
""" |
|
new_password1 = forms.CharField(label=_("New password"), widget=forms.PasswordInput) |
|
new_password2 = forms.CharField(label=_("New password confirmation"), widget=forms.PasswordInput) |
|
|
|
def __init__(self, user, *args, **kwargs): |
|
self.user = user |
|
super(SetPasswordForm, self).__init__(*args, **kwargs) |
|
|
|
def clean_new_password2(self): |
|
password1 = self.cleaned_data.get('new_password1') |
|
password2 = self.cleaned_data.get('new_password2') |
|
if password1 and password2: |
|
if password1 != password2: |
|
raise forms.ValidationError(_("The two password fields didn't match.")) |
|
return password2 |
|
|
|
def save(self, commit=True): |
|
self.user.set_password(self.cleaned_data['new_password1']) |
|
if commit: |
|
self.user.save() |
|
return self.user |
|
|
|
class PasswordChangeForm(SetPasswordForm): |
|
""" |
|
A form that lets a user change his/her password by entering |
|
their old password. |
|
""" |
|
old_password = forms.CharField(label=_("Old password"), widget=forms.PasswordInput) |
|
|
|
def clean_old_password(self): |
|
""" |
|
Validates that the old_password field is correct. |
|
""" |
|
old_password = self.cleaned_data["old_password"] |
|
if not self.user.check_password(old_password): |
|
raise forms.ValidationError(_("Your old password was entered incorrectly. Please enter it again.")) |
|
return old_password |
|
PasswordChangeForm.base_fields.keyOrder = ['old_password', 'new_password1', 'new_password2'] |
|
|
|
class AdminPasswordChangeForm(forms.Form): |
|
""" |
|
A form used to change the password of a user in the admin interface. |
|
""" |
|
password1 = forms.CharField(label=_("Password"), widget=forms.PasswordInput) |
|
password2 = forms.CharField(label=_("Password (again)"), widget=forms.PasswordInput) |
|
|
|
def __init__(self, user, *args, **kwargs): |
|
self.user = user |
|
super(AdminPasswordChangeForm, self).__init__(*args, **kwargs) |
|
|
|
def clean_password2(self): |
|
password1 = self.cleaned_data.get('password1') |
|
password2 = self.cleaned_data.get('password2') |
|
if password1 and password2: |
|
if password1 != password2: |
|
raise forms.ValidationError(_("The two password fields didn't match.")) |
|
return password2 |
|
|
|
def save(self, commit=True): |
|
""" |
|
Saves the new password. |
|
""" |
|
self.user.set_password(self.cleaned_data["password1"]) |
|
if commit: |
|
self.user.save() |
|
return self.user
|
|
|