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annotate accounts/forms.py @ 623:1555b2c3c7a0

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For issue #22, add a UNIQUE contraint on the pending user table's username field.
author Brian Neal <bgneal@gmail.com>
date Wed, 31 Oct 2012 20:06:01 -0500
parents ee87ea74d46b
children 8e6b8ffe5f34
rev   line source
gremmie@1 1 """forms for the accounts application"""
gremmie@1 2
bgneal@74 3 import logging
bgneal@74 4
gremmie@1 5 from django import forms
gremmie@1 6 from django.contrib.auth.models import User
gremmie@1 7 from django.core.urlresolvers import reverse
gremmie@1 8 from django.template.loader import render_to_string
gremmie@1 9 from django.contrib.sites.models import Site
bgneal@6 10 from django.conf import settings
gremmie@1 11
gremmie@1 12 from core.functions import send_mail
gremmie@1 13 from accounts.models import PendingUser
gremmie@1 14 from accounts.models import IllegalUsername
gremmie@1 15 from accounts.models import IllegalEmail
bgneal@472 16 from antispam.rate_limit import block_ip
gremmie@1 17
gremmie@1 18
gremmie@1 19 class RegisterForm(forms.Form):
bgneal@74 20 """Form used to register with the website"""
bgneal@498 21 username = forms.RegexField(
bgneal@498 22 max_length=30,
bgneal@498 23 regex=r'^\w+$',
bgneal@498 24 error_messages={'invalid': ('Your username must be 30 characters or'
bgneal@498 25 ' less and contain only letters, numbers and underscores.')},
bgneal@498 26 widget=forms.TextInput(attrs={'class': 'text'}),
bgneal@498 27 )
bgneal@498 28 email = forms.EmailField(widget=forms.TextInput(attrs={'class': 'text'}))
bgneal@498 29 password1 = forms.CharField(label="Password",
bgneal@498 30 widget=forms.PasswordInput(attrs={'class': 'text'}))
bgneal@498 31 password2 = forms.CharField(label="Password confirmation",
bgneal@498 32 widget=forms.PasswordInput(attrs={'class': 'text'}))
bgneal@316 33 agree_age = forms.BooleanField(required=True,
bgneal@155 34 label='I certify that I am over the age of 13',
bgneal@155 35 error_messages={
bgneal@347 36 'required': 'Sorry, but you must be over the age of 13 to '
bgneal@155 37 'register at our site.',
bgneal@155 38 })
bgneal@316 39 agree_tos = forms.BooleanField(required=True,
bgneal@155 40 label='I agree to the Terms of Service',
bgneal@155 41 error_messages={
bgneal@155 42 'required': 'You have not agreed to our Terms of Service.',
bgneal@155 43 })
bgneal@155 44 agree_privacy = forms.BooleanField(required=True,
bgneal@155 45 label='I agree to the Privacy Policy',
bgneal@155 46 error_messages={
bgneal@155 47 'required': 'You have not agreed to our Privacy Policy.',
bgneal@155 48 })
bgneal@498 49 question1 = forms.CharField(label="What number appears in the site name?",
bgneal@498 50 widget=forms.TextInput(attrs={'class': 'text'}))
bgneal@347 51 question2 = forms.CharField(label='', required=False,
bgneal@347 52 widget=forms.TextInput(attrs={'style': 'display: none;'}))
gremmie@1 53
bgneal@74 54 def __init__(self, *args, **kwargs):
bgneal@74 55 self.ip = kwargs.pop('ip', '?')
bgneal@74 56 super(RegisterForm, self).__init__(*args, **kwargs)
bgneal@74 57
bgneal@74 58 def clean_username(self):
bgneal@74 59 username = self.cleaned_data['username']
bgneal@74 60 try:
bgneal@565 61 User.objects.get(username=username)
bgneal@74 62 except User.DoesNotExist:
gremmie@1 63 try:
bgneal@565 64 PendingUser.objects.get(username=username)
bgneal@74 65 except PendingUser.DoesNotExist:
bgneal@74 66 try:
bgneal@565 67 IllegalUsername.objects.get(username=username)
bgneal@74 68 except IllegalUsername.DoesNotExist:
bgneal@74 69 return username
bgneal@74 70 self._validation_error("That username is not allowed.", username)
bgneal@74 71 self._validation_error("A pending user with that username already exists.", username)
bgneal@74 72 self._validation_error("A user with that username already exists.", username)
gremmie@1 73
bgneal@74 74 def clean_email(self):
bgneal@74 75 email = self.cleaned_data['email']
bgneal@565 76
bgneal@565 77 if User.objects.filter(email=email).count():
bgneal@565 78 self._validation_error("A user with that email address already exists.", email)
bgneal@565 79 elif PendingUser.objects.filter(email=email).count():
bgneal@74 80 self._validation_error("A pending user with that email address already exists.", email)
bgneal@565 81 elif IllegalEmail.objects.filter(email=email).count():
bgneal@565 82 self._validation_error("That email address is not allowed.", email)
bgneal@565 83
bgneal@565 84 # email is ok
bgneal@565 85 return email
gremmie@1 86
bgneal@74 87 def clean_password2(self):
bgneal@74 88 password1 = self.cleaned_data.get("password1", "")
bgneal@74 89 password2 = self.cleaned_data["password2"]
bgneal@74 90 if password1 != password2:
bgneal@74 91 self._validation_error("The two password fields didn't match.")
bgneal@155 92 if len(password1) < 6:
bgneal@155 93 self._validation_error("Please choose a password of 6 characters or more.")
bgneal@74 94 return password2
gremmie@1 95
bgneal@346 96 def clean_question1(self):
bgneal@346 97 answer = self.cleaned_data.get('question1')
bgneal@346 98 success = False
bgneal@346 99 if answer:
bgneal@346 100 try:
bgneal@346 101 val = int(answer)
bgneal@346 102 except ValueError:
bgneal@346 103 pass
bgneal@346 104 else:
bgneal@346 105 success = val == 101
bgneal@346 106 if not success:
bgneal@346 107 self._validation_error("Incorrect answer to our anti-spam question.", answer)
bgneal@346 108 return answer
bgneal@346 109
bgneal@347 110 def clean_question2(self):
bgneal@347 111 """
bgneal@347 112 Honeypot field should be empty.
bgneal@347 113 """
bgneal@347 114 answer = self.cleaned_data.get('question2')
bgneal@347 115 if answer:
bgneal@472 116 block_ip(self.ip)
bgneal@347 117 self._validation_error('Wrong answer #2: %s' % answer)
bgneal@347 118 return answer
bgneal@347 119
bgneal@74 120 def save(self):
bgneal@74 121 pending_user = PendingUser.objects.create_pending_user(self.cleaned_data['username'],
bgneal@74 122 self.cleaned_data['email'],
bgneal@74 123 self.cleaned_data['password1'])
gremmie@1 124
bgneal@74 125 # Send the confirmation email
gremmie@1 126
bgneal@74 127 site = Site.objects.get_current()
bgneal@74 128 admin_email = settings.ADMINS[0][1]
gremmie@1 129
bgneal@316 130 activation_link = 'http://%s%s' % (site.domain, reverse('accounts.views.register_confirm',
bgneal@74 131 kwargs = {'username' : pending_user.username, 'key' : pending_user.key}))
gremmie@1 132
bgneal@74 133 msg = render_to_string('accounts/registration_email.txt',
bgneal@74 134 {
bgneal@74 135 'site_name' : site.name,
bgneal@74 136 'site_domain' : site.domain,
bgneal@74 137 'user_email' : pending_user.email,
bgneal@74 138 'activation_link' : activation_link,
bgneal@74 139 'username' : pending_user.username,
bgneal@74 140 'admin_email' : admin_email,
bgneal@74 141 })
gremmie@1 142
bgneal@74 143 subject = 'Registration Confirmation for ' + site.name
bgneal@513 144 send_mail(subject, msg, admin_email, [self.cleaned_data['email']])
bgneal@316 145 logging.info('Accounts/registration conf. email sent to %s for user %s; IP = %s',
bgneal@316 146 self.cleaned_data['email'], pending_user.username, self.ip)
gremmie@1 147
bgneal@74 148 return pending_user
gremmie@1 149
bgneal@74 150 def _validation_error(self, msg, param=None):
bgneal@316 151 logging.error('Accounts/registration [%s]: %s (%s)', self.ip, msg, param)
bgneal@74 152 raise forms.ValidationError(msg)