mygpo/web/forms.py

   1 from django import forms
   2 from django.utils.translation import ugettext as _
   3 from django.forms.util import ValidationError
   4 from mygpo.api.models import Device, DEVICE_TYPES, SyncGroup
   5 from mygpo.log import log
   6 import re
   7
   8 class UserAccountForm(forms.Form):
   9     """
  10     the form that is used in the account settings.
  11
  12     if one of the three password fields is set, a password change is assumed
  13     and the current and new passwords are checked.
  14     """
  15     email = forms.EmailField(label=_('E-Mail address'))
  16     password_current = forms.CharField(label=_(u'Current password'),widget=forms.PasswordInput(render_value=False), required=False)
  17     password1 = forms.CharField(label=_(u'New password'),widget=forms.PasswordInput(render_value=False), required=False)
  18     password2 = forms.CharField(label=_(u'Confirm password'),widget=forms.PasswordInput(render_value=False), required=False)
  19
  20     def is_valid(self):
  21         if not super(UserAccountForm, self).is_valid(): return False
  22
  23         if self.cleaned_data['password_current'] or self.cleaned_data['password1'] or self.cleaned_data['password2']:
  24             if self.cleaned_data['password_current'] == '':
  25                 return False #must give current password
  26
  27             if self.cleaned_data['password1'] == '':
  28                 return False #cant set empty password
  29
  30             if self.cleaned_data['password1'] != self.cleaned_data['password2']:
  31                 return False #must confirm password
  32
  33         return True
  34
  35 class DeviceForm(forms.Form):
  36     """
  37     form for editing device information by a user.
  38     """
  39     name = forms.CharField(max_length=100, label=_('Name'))
  40     type = forms.ChoiceField(choices=DEVICE_TYPES, label=_('Type'))
  41     uid = forms.CharField(max_length=50, label=_('Device ID'))
  42
  43 class PrivacyForm(forms.Form):
  44     """
  45     Form for editing the privacy settings for a subscription. It is shown on a
  46     podcast page if the current user is subscribed to the podcast.
  47     """
  48     public = forms.BooleanField(required=False, label=_('Share this subscription with other users (public)'))
  49
  50 class SyncForm(forms.Form):
  51     """
  52     Form that is used to select either a single devices or a device group.
  53     """
  54
  55     targets = forms.CharField()
  56
  57     def set_targets(self, sync_targets, label=''):
  58         targets = self.sync_target_choices(sync_targets)
  59         self.fields['targets'] = forms.ChoiceField(choices=targets, label=label)
  60
  61     def sync_target_choices(self, targets):
  62         """
  63         returns a list of tuples that can be used as choices for a ChoiceField.
  64         the first item in each tuple is a letter identifying the type of the
  65         sync-target - either d for a Device, or g for a SyncGroup. This letter
  66         is followed by the id of the target.
  67         The second item in each tuple is the string-representation of the #
  68         target.
  69         """
  70         return [('%s%s' % ('d' if isinstance(t, Device) else 'g', t.id), t) for t in targets]
  71
  72
  73     def get_target(self):
  74         """
  75         returns the target (device or device group) that has been selected
  76         in the form.
  77         """
  78         if not self.is_valid():
  79             log('no target given in SyncForm')
  80             raise ValueError(_('No device selected'))
  81
  82         target = self.cleaned_data['targets']
  83         m = re.match('^([dg])(\d+)$', target)
  84         if m == None:
  85             log('invalid target %s given in SyncForm' % target)
  86             raise ValueError(_('Invalid device selected: %s') % target)
  87
  88         if m.group(1) == 'd':
  89             return Device.objects.get(pk=m.group(2))
  90         else:
  91             return SyncGroup.objects.get(pk=m.group(2))
  92
  93 class ResendActivationForm(forms.Form):
  94     username = forms.CharField(max_length=100, label=_('Please enter your username'), required=False)
  95     email = forms.CharField(max_length=100, label=_('or the email address used while registering'), required=False)
  96
  97
  98 class RestorePasswordForm(forms.Form):
  99     username = forms.CharField(max_length=100, label=_('Username'), required=False)
 100     email = forms.CharField(max_length=100, label=_('E-Mail address'), required=False)
 101