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1 """Forms for Zinnia admin""" 2 from django import forms 3 from django.db.models import ManyToOneRel 4 from django.db.models import ManyToManyRel 5 from django.contrib.sites.models import Site 6 from django.utils.translation import ugettext_lazy as _ 7 from django.contrib.admin.widgets import RelatedFieldWidgetWrapper 8 9 from zinnia.models import Entry 10 from zinnia.models import Category 11 from zinnia.admin.widgets import TreeNodeChoiceField 12 from zinnia.admin.widgets import MPTTFilteredSelectMultiple 13 from zinnia.admin.widgets import MPTTModelMultipleChoiceField 14 1517 """Form for Category's Admin""" 18 parent = TreeNodeChoiceField(label=_('parent category').capitalize(), 19 required=False, 20 empty_label=_('No parent category'), 21 queryset=Category.tree.all(), 22 level_indicator=u'|--') 2341 4225 super(CategoryAdminForm, self).__init__(*args, **kwargs) 26 rel = ManyToOneRel(Category, 'id') 27 self.fields['parent'].widget = RelatedFieldWidgetWrapper( 28 self.fields['parent'].widget, rel, self.admin_site)2931 """Check if category parent is not selfish""" 32 data = self.cleaned_data['parent'] 33 if data == self.instance: 34 raise forms.ValidationError( 35 _('A category cannot be parent of itself.')) 36 return data3744 """Form for Entry's Admin""" 45 categories = MPTTModelMultipleChoiceField( 46 Category.objects.all(), required=False, label=_('Categories'), 47 widget=MPTTFilteredSelectMultiple(_('categories'), False, 48 attrs={'rows': '10'})) 496051 super(EntryAdminForm, self).__init__(*args, **kwargs) 52 rel = ManyToManyRel(Category, 'id') 53 self.fields['categories'].widget = RelatedFieldWidgetWrapper( 54 self.fields['categories'].widget, rel, self.admin_site) 55 self.fields['sites'].initial = [Site.objects.get_current()]56
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