88 lines
3 KiB
Python
88 lines
3 KiB
Python
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from django.contrib import admin
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from django import forms
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from django.utils.translation import ugettext_lazy as _
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from .genericcollection import GenericCollectionTabularInline
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from .settings import RELATION_MODELS, JAVASCRIPT_URL, REGISTER_ADMIN
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from .models import Category
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from .base import CategoryBaseAdminForm, CategoryBaseAdmin
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from .settings import MODEL_REGISTRY
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class NullTreeNodeChoiceField(forms.ModelChoiceField):
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"""A ModelChoiceField for tree nodes."""
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def __init__(self, level_indicator='---', *args, **kwargs):
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self.level_indicator = level_indicator
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super(NullTreeNodeChoiceField, self).__init__(*args, **kwargs)
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def label_from_instance(self, obj):
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"""
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Creates labels which represent the tree level of each node when
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generating option labels.
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"""
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return '%s %s' % (self.level_indicator * getattr(obj, obj._mptt_meta.level_attr), obj)
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if RELATION_MODELS:
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from .models import CategoryRelation
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class InlineCategoryRelation(GenericCollectionTabularInline):
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model = CategoryRelation
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class CategoryAdminForm(CategoryBaseAdminForm):
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class Meta:
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model = Category
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fields = '__all__'
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def clean_alternate_title(self):
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if self.instance is None or not self.cleaned_data['alternate_title']:
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return self.cleaned_data['name']
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else:
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return self.cleaned_data['alternate_title']
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class CategoryAdmin(CategoryBaseAdmin):
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form = CategoryAdminForm
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list_display = ('name', 'alternate_title', 'active')
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fieldsets = (
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(None, {
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'fields': ('parent', 'name', 'thumbnail', 'active')
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}),
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(_('Meta Data'), {
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'fields': ('alternate_title', 'alternate_url', 'description',
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'meta_keywords', 'meta_extra'),
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'classes': ('collapse',),
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}),
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(_('Advanced'), {
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'fields': ('order', 'slug'),
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'classes': ('collapse',),
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}),
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)
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if RELATION_MODELS:
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inlines = [InlineCategoryRelation, ]
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class Media:
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js = (JAVASCRIPT_URL + 'genericcollections.js',)
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if REGISTER_ADMIN:
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admin.site.register(Category, CategoryAdmin)
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for model, modeladmin in list(admin.site._registry.items()):
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if model in list(MODEL_REGISTRY.values()) and modeladmin.fieldsets:
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fieldsets = getattr(modeladmin, 'fieldsets', ())
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fields = [cat.split('.')[2] for cat in MODEL_REGISTRY if MODEL_REGISTRY[cat] == model]
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# check each field to see if already defined
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for cat in fields:
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for k, v in fieldsets:
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if cat in v['fields']:
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fields.remove(cat)
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# if there are any fields left, add them under the categories fieldset
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if len(fields) > 0:
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admin.site.unregister(model)
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admin.site.register(model, type('newadmin', (modeladmin.__class__,), {
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'fieldsets': fieldsets + (('Categories', {
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'fields': fields
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}),)
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}))
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