+++ /dev/null
-# -*- coding: utf-8 -*-
-from django.contrib import admin
-from django import forms
-from django.utils.safestring import mark_safe
-from django.utils.translation import ugettext_lazy as _
-
-
-class FilteredSelectMultiple(forms.SelectMultiple):
- """
- A SelectMultiple with a JavaScript filter interface.
-
- Note that the resulting JavaScript assumes that the SelectFilter2.js
- library and its dependencies have been loaded in the HTML page.
- """
- def _media(self):
- from django.conf import settings
- js = ['js/SelectBox.js' , 'js/SelectFilter2.js']
- return forms.Media(js=['%s%s' % (settings.ADMIN_MEDIA_PREFIX, url) for url in js])
- media = property(_media)
-
- def __init__(self, verbose_name, is_stacked, attrs=None, choices=()):
- self.verbose_name = verbose_name
- self.is_stacked = is_stacked
- super(FilteredSelectMultiple, self).__init__(attrs, choices)
-
- def render(self, name, value, attrs=None, choices=()):
- from django.conf import settings
- output = [super(FilteredSelectMultiple, self).render(name, value, attrs, choices)]
- output.append(u'<script type="text/javascript">addEvent(window, "load", function(e) {')
- # TODO: "id_" is hard-coded here. This should instead use the correct
- # API to determine the ID dynamically.
- output.append(u'SelectFilter.init("id_%s", "%s", %s, "%s"); });</script>\n' % \
- (name, self.verbose_name.replace('"', '\\"'), int(self.is_stacked), settings.ADMIN_MEDIA_PREFIX))
- return mark_safe(u''.join(output))
-
-
-class TaggableModelForm(forms.ModelForm):
- tags = forms.MultipleChoiceField(label=_('tags').capitalize(), required=True, widget=FilteredSelectMultiple(_('tags'), False))
-
- def __init__(self, *args, **kwargs):
- if 'instance' in kwargs:
- if 'initial' not in kwargs:
- kwargs['initial'] = {}
- kwargs['initial']['tags'] = [tag.id for tag in self.tag_model.objects.get_for_object(kwargs['instance'])]
- super(TaggableModelForm, self).__init__(*args, **kwargs)
- self.fields['tags'].choices = [(tag.id, tag.name) for tag in self.tag_model.objects.all()]
-
- def save(self, commit):
- obj = super(TaggableModelForm, self).save()
- tag_ids = self.cleaned_data['tags']
- tags = self.tag_model.objects.filter(pk__in=tag_ids)
- self.tag_model.objects.update_tags(obj, tags)
- return obj
-
- def save_m2m(self):
- # TODO: Shouldn't be needed
- pass
-
-
-class TaggableModelAdmin(admin.ModelAdmin):
- form = TaggableModelForm
-
- def get_form(self, request, obj=None):
- form = super(TaggableModelAdmin, self).get_form(request, obj)
- form.tag_model = self.tag_model
- return form
-