mygpo/web/forms.py

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