58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
from selectable.base import ModelLookup
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from selectable.registry import registry
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from django.contrib.auth.models import User
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from django.db.models import Count
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from regluit.core.models import Work, PublisherName, Edition, Subject
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class OwnerLookup(ModelLookup):
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model = User
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search_fields = ('username__icontains',)
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class WorkLookup(ModelLookup):
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model = Work
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search_fields = ('title__istartswith',)
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def get_item_label(self,item):
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return "%s (%s, %s)"%(item.title,item.id,item.language)
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def get_query(self, request, term):
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results = super(WorkLookup, self).get_query(request, term)
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return results
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class PublisherNameLookup(ModelLookup):
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model = PublisherName
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search_fields = ('name__icontains',)
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def create_item(self, value):
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publisher_name, created = PublisherName.objects.get_or_create(name=value)
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publisher_name.save()
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return publisher_name
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class EditionLookup(ModelLookup):
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model = Edition
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search_fields = ('title__icontains',)
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filters = {'ebooks__isnull': False, }
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def get_query(self, request, term):
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return super(EditionLookup, self).get_query(request, term).distinct()
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def get_item(self, value):
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item = None
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if value:
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try:
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item = Edition.objects.get(pk=value)
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except (ValueError, Edition.DoesNotExist):
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item = None
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return item
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class SubjectLookup(ModelLookup):
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model = Subject
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search_fields = ('name__icontains',)
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def get_query(self, request, term):
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return super(SubjectLookup, self).get_query( request, term).annotate(Count('works')).order_by('-works__count')
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registry.register(OwnerLookup)
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registry.register(WorkLookup)
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registry.register(PublisherNameLookup)
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registry.register(EditionLookup)
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registry.register(SubjectLookup) |