X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/4bb5959d246fa0528b83fc3e21f9e5782ec34236..24ae804e7a88a17dcefd0e671eb08e548de14ae8:/src/catalogue/wikidata.py diff --git a/src/catalogue/wikidata.py b/src/catalogue/wikidata.py index 4e63c095..b5f3e94f 100644 --- a/src/catalogue/wikidata.py +++ b/src/catalogue/wikidata.py @@ -1,75 +1,121 @@ +# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later. +# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. +# from datetime import date +from django.conf import settings from django.db import models from django.db.models.signals import m2m_changed +from django.utils.html import format_html from django.utils.translation import gettext_lazy as _ from django.dispatch import receiver from wikidata.client import Client from wikidata.datavalue import DatavalueError +from modeltranslation.translator import translator +from modeltranslation.settings import AVAILABLE_LANGUAGES -class WikidataMixin(models.Model): +class WikidataModel(models.Model): wikidata = models.CharField( max_length=255, - null=True, blank=True, - unique=True, help_text=_('If you have a Wikidata ID, like "Q1337", enter it and save.'), ) class Meta: abstract = True + + def wikidata_populate_field(self, client, entity, attname, wd, save, lang): + model_field = self._meta.get_field(attname) + if isinstance(model_field, models.ManyToManyField): + if getattr(self, attname).all().exists(): + return + else: + if getattr(self, attname): + return + + wdvalue = None + if wd == "description": + wdvalue = entity.description.get(lang, str(entity.description)) + elif wd == "label": + wdvalue = entity.label.get(lang, str(entity.label)) + else: + try: + # TODO: lang? + wdvalue = entity.get(client.get(wd)) + except DatavalueError: + pass + + self.set_field_from_wikidata(attname, wdvalue, save=save) + + def wikidata_populate(self, save=True): + Wikidata = type(self).Wikidata + client = Client() + # Probably should getlist + entity = client.get(self.wikidata) + for attname in dir(Wikidata): + if attname.startswith("_"): + continue + wd = getattr(Wikidata, attname) + + self.wikidata_populate_attribute(client, entity, attname, wd, save=save) + if hasattr(Wikidata, '_supplement'): + for attname, wd in Wikidata._supplement(self): + self.wikidata_populate_attribute(client, entity, attname, wd, save=save) + def wikidata_fields_for_attribute(self, attname): + field = getattr(type(self), attname) + if type(self) in translator._registry: + opts = translator.get_options_for_model(type(self)) + if attname in opts.fields: + tfields = opts.fields[attname] + for tf in tfields: + yield tf.name, tf.language + return + + yield attname, settings.LANGUAGE_CODE + + def wikidata_populate_attribute(self, client, entity, attname, wd, save): + for fieldname, lang in self.wikidata_fields_for_attribute(attname): + self.wikidata_populate_field(client, entity, fieldname, wd, save, lang) + def save(self, **kwargs): + am_new = self.pk is None + super().save() - if self.wikidata and hasattr(self, "Wikidata"): - Wikidata = type(self).Wikidata - client = Client() - # Probably should getlist - entity = client.get(self.wikidata) - for attname in dir(Wikidata): - if attname.startswith("_"): - continue - wd = getattr(Wikidata, attname) - - model_field = self._meta.get_field(attname) - if isinstance(model_field, models.ManyToManyField): - if getattr(self, attname).all().exists(): - continue - else: - if getattr(self, attname): - continue - - wdvalue = None - if wd == "description": - wdvalue = entity.description.get("pl", str(entity.description)) - elif wd == "label": - wdvalue = entity.label.get("pl", str(entity.label)) - else: - try: - wdvalue = entity.get(client.get(wd)) - except DatavalueError: - pass - - self.set_field_from_wikidata(attname, wdvalue) + if am_new and self.wikidata and hasattr(self, "Wikidata"): + self.wikidata_populate() kwargs.update(force_insert=False, force_update=True) super().save(**kwargs) - def set_field_from_wikidata(self, attname, wdvalue): + def set_field_from_wikidata(self, attname, wdvalue, save, language='pl'): if not wdvalue: return # Find out what this model field is model_field = self._meta.get_field(attname) if isinstance(model_field, models.ForeignKey): rel_model = model_field.related_model - if issubclass(rel_model, WikidataMixin): - # welp, we can try and find by WD identifier. - wdvalue, created = rel_model.objects.get_or_create(wikidata=wdvalue.id) + if issubclass(rel_model, WikidataModel): + label = wdvalue.label.get(language, str(wdvalue.label)) + try: + wdvalue = rel_model.objects.get(wikidata=wdvalue.id) + except rel_model.DoesNotExist: + wdvalue = rel_model(wikidata=wdvalue.id) + if save: + wdvalue.save() + wdvalue._wikidata_label = label setattr(self, attname, wdvalue) elif isinstance(model_field, models.ManyToManyField): rel_model = model_field.related_model - if issubclass(rel_model, WikidataMixin): - wdvalue, created = rel_model.objects.get_or_create(wikidata=wdvalue.id) + if issubclass(rel_model, WikidataModel): + label = wdvalue.label.get(language, str(wdvalue.label)) + try: + wdvalue = rel_model.objects.get(wikidata=wdvalue.id) + except rel_model.DoesNotExist: + wdvalue = rel_model(wikidata=wdvalue.id) + if save: + wdvalue.save() + wdvalue._wikidata_label = label getattr(self, attname).set([wdvalue]) else: # How to get original title? @@ -77,11 +123,26 @@ class WikidataMixin(models.Model): if isinstance(model_field, models.IntegerField): wdvalue = wdvalue.year elif not isinstance(wdvalue, str): - wdvalue = wdvalue.label.get("pl", str(wdvalue.label)) + wdvalue = wdvalue.label.get(language, str(wdvalue.label)) setattr(self, attname, wdvalue) + def wikidata_link(self): + if self.wikidata: + return format_html( + '{wd}', + wd=self.wikidata, + ) + else: + return "" + + wikidata_link.admin_order_field = "wikidata" + class WikidataAdminMixin: + class Media: + css = {"screen": ("catalogue/wikidata_admin.css",)} + js = ("catalogue/wikidata_admin.js",) + def save_related(self, request, form, formsets, change): super().save_related(request, form, formsets, change) form.instance.save()