author | Sverre Rabbelier <srabbelier@gmail.com> |
Sun, 07 Dec 2008 17:02:10 +0000 | |
changeset 705 | 0ab17e14df95 |
parent 323 | ff1a9aa48cfd |
permissions | -rw-r--r-- |
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from django.contrib.auth.models import User |
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from django.contrib.auth import authenticate |
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from django.contrib.auth.tokens import default_token_generator |
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from django.contrib.sites.models import Site |
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from django.template import Context, loader |
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from django import forms |
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from django.utils.translation import ugettext_lazy as _ |
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from django.utils.http import int_to_base36 |
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class UserCreationForm(forms.ModelForm): |
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""" |
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A form that creates a user, with no privileges, from the given username and password. |
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""" |
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username = forms.RegexField(label=_("Username"), max_length=30, regex=r'^\w+$', |
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help_text = _("Required. 30 characters or fewer. Alphanumeric characters only (letters, digits and underscores)."), |
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error_message = _("This value must contain only letters, numbers and underscores.")) |
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password1 = forms.CharField(label=_("Password"), widget=forms.PasswordInput) |
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password2 = forms.CharField(label=_("Password confirmation"), widget=forms.PasswordInput) |
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class Meta: |
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model = User |
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fields = ("username",) |
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def clean_username(self): |
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username = self.cleaned_data["username"] |
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try: |
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User.objects.get(username=username) |
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except User.DoesNotExist: |
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return username |
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raise forms.ValidationError(_("A user with that username already exists.")) |
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def clean_password2(self): |
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password1 = self.cleaned_data.get("password1", "") |
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password2 = self.cleaned_data["password2"] |
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if password1 != password2: |
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raise forms.ValidationError(_("The two password fields didn't match.")) |
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return password2 |
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def save(self, commit=True): |
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user = super(UserCreationForm, self).save(commit=False) |
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user.set_password(self.cleaned_data["password1"]) |
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if commit: |
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user.save() |
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return user |
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class UserChangeForm(forms.ModelForm): |
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username = forms.RegexField(label=_("Username"), max_length=30, regex=r'^\w+$', |
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help_text = _("Required. 30 characters or fewer. Alphanumeric characters only (letters, digits and underscores)."), |
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error_message = _("This value must contain only letters, numbers and underscores.")) |
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class Meta: |
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model = User |
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class AuthenticationForm(forms.Form): |
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""" |
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Base class for authenticating users. Extend this to get a form that accepts |
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username/password logins. |
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""" |
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username = forms.CharField(label=_("Username"), max_length=30) |
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password = forms.CharField(label=_("Password"), widget=forms.PasswordInput) |
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def __init__(self, request=None, *args, **kwargs): |
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""" |
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If request is passed in, the form will validate that cookies are |
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enabled. Note that the request (a HttpRequest object) must have set a |
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cookie with the key TEST_COOKIE_NAME and value TEST_COOKIE_VALUE before |
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running this validation. |
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""" |
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self.request = request |
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self.user_cache = None |
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super(AuthenticationForm, self).__init__(*args, **kwargs) |
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def clean(self): |
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username = self.cleaned_data.get('username') |
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password = self.cleaned_data.get('password') |
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if username and password: |
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self.user_cache = authenticate(username=username, password=password) |
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if self.user_cache is None: |
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raise forms.ValidationError(_("Please enter a correct username and password. Note that both fields are case-sensitive.")) |
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elif not self.user_cache.is_active: |
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raise forms.ValidationError(_("This account is inactive.")) |
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# TODO: determine whether this should move to its own method. |
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if self.request: |
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if not self.request.session.test_cookie_worked(): |
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raise forms.ValidationError(_("Your Web browser doesn't appear to have cookies enabled. Cookies are required for logging in.")) |
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return self.cleaned_data |
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def get_user_id(self): |
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if self.user_cache: |
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return self.user_cache.id |
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return None |
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def get_user(self): |
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return self.user_cache |
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class PasswordResetForm(forms.Form): |
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email = forms.EmailField(label=_("E-mail"), max_length=75) |
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def clean_email(self): |
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""" |
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Validates that a user exists with the given e-mail address. |
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""" |
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|
106 |
email = self.cleaned_data["email"] |
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|
107 |
self.users_cache = User.objects.filter(email__iexact=email) |
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|
108 |
if len(self.users_cache) == 0: |
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|
109 |
raise forms.ValidationError(_("That e-mail address doesn't have an associated user account. Are you sure you've registered?")) |
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|
110 |
|
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|
111 |
def save(self, domain_override=None, email_template_name='registration/password_reset_email.html', |
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|
112 |
use_https=False, token_generator=default_token_generator): |
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113 |
""" |
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114 |
Generates a one-use only link for resetting password and sends to the user |
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|
115 |
""" |
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116 |
from django.core.mail import send_mail |
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|
117 |
for user in self.users_cache: |
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|
118 |
if not domain_override: |
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|
119 |
current_site = Site.objects.get_current() |
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120 |
site_name = current_site.name |
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121 |
domain = current_site.domain |
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|
122 |
else: |
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123 |
site_name = domain = domain_override |
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124 |
t = loader.get_template(email_template_name) |
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125 |
c = { |
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126 |
'email': user.email, |
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127 |
'domain': domain, |
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128 |
'site_name': site_name, |
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129 |
'uid': int_to_base36(user.id), |
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130 |
'user': user, |
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|
131 |
'token': token_generator.make_token(user), |
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|
132 |
'protocol': use_https and 'https' or 'http', |
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133 |
} |
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|
134 |
send_mail(_("Password reset on %s") % site_name, |
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|
135 |
t.render(Context(c)), None, [user.email]) |
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136 |
|
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|
137 |
class SetPasswordForm(forms.Form): |
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138 |
""" |
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|
139 |
A form that lets a user change set his/her password without |
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|
140 |
entering the old password |
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|
141 |
""" |
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|
142 |
new_password1 = forms.CharField(label=_("New password"), widget=forms.PasswordInput) |
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143 |
new_password2 = forms.CharField(label=_("New password confirmation"), widget=forms.PasswordInput) |
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|
144 |
|
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|
145 |
def __init__(self, user, *args, **kwargs): |
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self.user = user |
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147 |
super(SetPasswordForm, self).__init__(*args, **kwargs) |
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148 |
|
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|
149 |
def clean_new_password2(self): |
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150 |
password1 = self.cleaned_data.get('new_password1') |
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151 |
password2 = self.cleaned_data.get('new_password2') |
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|
152 |
if password1 and password2: |
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|
153 |
if password1 != password2: |
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154 |
raise forms.ValidationError(_("The two password fields didn't match.")) |
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|
155 |
return password2 |
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|
156 |
|
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|
157 |
def save(self, commit=True): |
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|
158 |
self.user.set_password(self.cleaned_data['new_password1']) |
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|
159 |
if commit: |
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|
160 |
self.user.save() |
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|
161 |
return self.user |
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162 |
|
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|
163 |
class PasswordChangeForm(SetPasswordForm): |
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164 |
""" |
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|
165 |
A form that lets a user change his/her password by entering |
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|
166 |
their old password. |
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|
167 |
""" |
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|
168 |
old_password = forms.CharField(label=_("Old password"), widget=forms.PasswordInput) |
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|
169 |
|
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|
170 |
def clean_old_password(self): |
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|
171 |
""" |
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|
172 |
Validates that the old_password field is correct. |
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|
173 |
""" |
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|
174 |
old_password = self.cleaned_data["old_password"] |
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|
175 |
if not self.user.check_password(old_password): |
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|
176 |
raise forms.ValidationError(_("Your old password was entered incorrectly. Please enter it again.")) |
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|
177 |
return old_password |
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|
178 |
PasswordChangeForm.base_fields.keyOrder = ['old_password', 'new_password1', 'new_password2'] |
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|
179 |
|
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|
180 |
class AdminPasswordChangeForm(forms.Form): |
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|
181 |
""" |
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|
182 |
A form used to change the password of a user in the admin interface. |
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|
183 |
""" |
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|
184 |
password1 = forms.CharField(label=_("Password"), widget=forms.PasswordInput) |
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|
185 |
password2 = forms.CharField(label=_("Password (again)"), widget=forms.PasswordInput) |
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|
186 |
|
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|
187 |
def __init__(self, user, *args, **kwargs): |
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|
188 |
self.user = user |
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|
189 |
super(AdminPasswordChangeForm, self).__init__(*args, **kwargs) |
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|
190 |
|
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|
191 |
def clean_password2(self): |
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|
192 |
password1 = self.cleaned_data.get('password1') |
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|
193 |
password2 = self.cleaned_data.get('password2') |
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|
194 |
if password1 and password2: |
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|
195 |
if password1 != password2: |
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|
196 |
raise forms.ValidationError(_("The two password fields didn't match.")) |
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|
197 |
return password2 |
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|
198 |
|
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|
199 |
def save(self, commit=True): |
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|
200 |
""" |
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|
201 |
Saves the new password. |
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|
202 |
""" |
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|
203 |
self.user.set_password(self.cleaned_data["password1"]) |
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|
204 |
if commit: |
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|
205 |
self.user.save() |
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|
206 |
return self.user |