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django-cms-mycmsproject-toporojo / cms / plugins / link / forms.py

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from django.forms.models import ModelForm
from django.utils.translation import ugettext_lazy as _
from cms.plugins.link.models import Link
from django import forms
from cms.models import Page


class LinkForm(ModelForm):
    page_link = forms.ModelChoiceField(label=_("page"), queryset=Page.objects.drafts(), required=False)
    
    def for_site(self, site):    
        # override the page_link fields queryset to containt just pages for
        # current site
        self.fields['page_link'].queryset = Page.objects.drafts().on_site(site)
    
    class Meta:
        model = Link
        exclude = ('page', 'position', 'placeholder', 'language', 'plugin_type')