+ def get_master(self):
+ master_tags = [
+ 'opowiadanie',
+ 'powiesc',
+ 'dramat_wierszowany_l',
+ 'dramat_wierszowany_lp',
+ 'dramat_wspolczesny', 'liryka_l', 'liryka_lp',
+ 'wywiad',
+ ]
+ from librarian.parser import WLDocument
+ wld = WLDocument.from_file(self.xml_file.path, parse_dublincore=False)
+ root = wld.edoc.getroot()
+ for master in root.iter():
+ if master.tag in master_tags:
+ return master
+
+ def update_references(self):
+ from references.models import Entity, Reference
+ master = self.get_master()
+ found = set()
+ for i, sec in enumerate(master):
+ for ref in sec.findall('.//ref'):
+ href = ref.attrib.get('href', '')
+ if not href or href in found:
+ continue
+ found.add(href)
+ entity, created = Entity.objects.get_or_create(
+ uri=href
+ )
+ ref, created = Reference.objects.get_or_create(
+ book=self,
+ entity=entity
+ )
+ ref.first_section = 'sec%d' % (i + 1)
+ entity.populate()
+ entity.save()
+ Reference.objects.filter(book=self).exclude(entity__uri__in=found).delete()
+
+ @property
+ def references(self):
+ return self.reference_set.all().select_related('entity')
+