Exemple #1
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class ApplicationsDoc(DocType):
    id = fields.IntegerField()
    slug = TranslatedKeywordField('slug')
    title = TranslatedTextField(
        'title', common_params={'suggest': fields.CompletionField()})
    notes = TranslatedTextField('notes')

    author = fields.KeywordField()

    url = fields.KeywordField()

    image_url = fields.KeywordField(attr='image_url')
    image_thumb_url = fields.KeywordField(attr='image_thumb_url')

    datasets = datasets_field(attr='published_datasets')
    users_following = fields.KeywordField(attr='users_following_list',
                                          multi=True)

    tags = TranslatedKeywordsList(attr='tags_list')

    views_count = fields.IntegerField()
    status = fields.KeywordField()
    modified = fields.DateField()
    created = fields.DateField()

    class Meta:
        doc_type = 'application'
        model = Application

    def get_queryset(self):
        return self._doc_type.model.objects.filter(status='published')
Exemple #2
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class LabEventDoc(Document):
    id = fields.IntegerField()
    title = TranslatedTextField('title')
    notes = TranslatedTextField('notes')
    event_type = fields.KeywordField()
    execution_date = fields.DateField()
    reports = fields.NestedField(
        properties={
            'type': fields.KeywordField(attr='report_type'),
            'download_url': fields.TextField(),
            'link': fields.StringField(),
        }
    )

    class Index:
        name = settings.ELASTICSEARCH_INDEX_NAMES['lab_events']
        settings = settings.ELASTICSEARCH_DSL_INDEX_SETTINGS

    class Django:
        model = LabEvent
        related_models = [LabReport, ]

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, LabReport):
            return related_instance.lab_event

    def get_queryset(self):
        return super().get_queryset().filter(status='published')
def datasets_field(**kwargs):
    return fields.NestedField(properties={
        'id':
        fields.IntegerField(),
        'title':
        TranslatedTextField('title'),
        'notes':
        TranslatedTextField('notes'),
        'category':
        fields.KeywordField(attr='category.title'),
        'formats':
        fields.KeywordField(attr='formats', multi=True),
        'downloads_count':
        fields.IntegerField(attr='computed_downloads_count'),
        'views_count':
        fields.IntegerField(attr='computed_views_count'),
        'openness_scores':
        fields.IntegerField(attr='openness_scores'),
        'modified':
        fields.DateField(),
        'slug':
        TranslatedKeywordField('slug'),
        'verified':
        fields.DateField(),
    },
                              **kwargs)
class ApplicationDocument(ExtendedDocument):
    image_alt = TranslatedTextField('image_alt')
    has_image_thumb = fields.BooleanField()
    url = fields.KeywordField()
    illustrative_graphics_url = fields.KeywordField()
    illustrative_graphics_alt = TranslatedTextField(
        'illustrative_graphics_alt')
    image_url = fields.TextField()
    image_thumb_url = fields.KeywordField()
    author = fields.KeywordField()

    datasets = datasets_field(attr='published_datasets')
    external_datasets = fields.NestedField(properties={
        'title': fields.KeywordField(),
        'url': fields.KeywordField(),
    })
    main_page_position = fields.IntegerField()

    class Index:
        name = mcs.ELASTICSEARCH_INDEX_NAMES['applications']
        settings = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_SETTINGS
        aliases = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_ALIAS

    class Django:
        model = Application
def article_category_field(**kwargs):
    return fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'image_url': fields.KeywordField(),
            'title': TranslatedTextField('title', attr='name'),
            'name': TranslatedTextField('name'),
            'description': TranslatedTextField('description')
        })
Exemple #6
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class AcceptedDatasetSubmissionDoc(Document):
    id = fields.IntegerField()
    is_active = fields.BooleanField()
    title = TranslatedTextField('title')
    notes = TranslatedTextField('notes')
    organization_name = TranslatedTextField('organization_name')
    potential_possibilities = TranslatedTextField('potential_possibilities')
    data_link = fields.TextField()
    comment = fields.TextField()
    submission_date = fields.DateField()
    decision = fields.TextField()
    decision_date = fields.DateField()
    published_at = fields.DateField()
    is_published_for_all = fields.BooleanField()

    feedback = fields.NestedField(properties={
        'user_id': fields.IntegerField(),
        'opinion': fields.StringField()
    })
    feedback_counters = fields.NestedField(properties={
        'plus': fields.IntegerField(),
        'minus': fields.IntegerField(),
    })

    status = fields.TextField()

    def prepare_feedback(self, instance):
        return [{
            'user_id': fb.user.id,
            'opinion': fb.opinion
        } for fb in instance.feedback.all()]

    def prepare_feedback_counters(self, instance):
        return instance.feedback_counters

    class Index:
        name = mcs.ELASTICSEARCH_INDEX_NAMES['accepted_dataset_submissions']
        settings = mcs.ELASTICSEARCH_DSL_INDEX_SETTINGS

    class Django:
        model = AcceptedDatasetSubmission
        related_models = [
            SubmissionFeedback,
        ]

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, SubmissionFeedback):
            return related_instance.submission

    def get_queryset(self):
        return super().get_queryset().filter(
            status__in=AcceptedDatasetSubmission.PUBLISHED_STATUSES)
def regions_field(**kwargs):
    return fields.NestedField(properties={
        'region_id':
        fields.IntegerField(),
        'name':
        TranslatedTextField('name'),
        'hierarchy_label':
        TranslatedTextField('hierarchy_label'),
        'bbox':
        fields.GeoShapeField('wkt_bbox'),
        'coords':
        fields.GeoPointField()
    },
                              **kwargs)
Exemple #8
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def article_category_field(**kwargs):
    return fields.NestedField(properties={
        'id': fields.IntegerField(),
        'name': TranslatedKeywordField('name'),
        'description': TranslatedTextField('description')
    },
                              **kwargs)
Exemple #9
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class ResourceDoc(DocType):
    id = fields.IntegerField()
    slug = fields.TextField()
    uuid = fields.TextField()
    title = TranslatedTextField('title', common_params={'suggest': fields.CompletionField()})
    description = TranslatedTextField('description')
    file_url = fields.TextField(
        attr='file_url'
    )
    download_url = fields.TextField(
        attr='download_url'
    )
    link = fields.TextField()
    format = fields.KeywordField()
    file_size = fields.LongField()
    type = fields.KeywordField()
    openness_score = fields.IntegerField()

    dataset = fields.NestedField(properties={
        'id': fields.IntegerField(),
        'title': TranslatedTextField('title'),
        'slug': TranslatedTextField('slug')
    })

    views_count = fields.IntegerField()
    downloads_count = fields.IntegerField()

    status = fields.TextField()
    modified = fields.DateField()
    created = fields.DateField()
    verified = fields.DateField()
    data_date = fields.DateField()

    class Meta:
        doc_type = 'resource'
        model = Resource
        related_models = [Dataset, ]

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, Dataset):
            return related_instance.resources.all()

    def get_queryset(self):
        return self._doc_type.model.objects.filter(status='published')
Exemple #10
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class InstitutionDoc(DocType):
    id = fields.IntegerField()
    slug = TranslatedKeywordField('slug')
    title = TranslatedTextField('title', common_params={'suggest': fields.CompletionField()})
    description = TranslatedTextField('description')
    image_url = fields.TextField(
        attr='image_url'
    )

    postal_code = fields.KeywordField()
    city = fields.KeywordField()
    street_type = fields.KeywordField()
    street = fields.KeywordField()
    street_number = fields.KeywordField()
    flat_number = fields.KeywordField()
    email = fields.KeywordField()
    epuap = fields.KeywordField()
    institution_type = fields.KeywordField()
    regon = fields.KeywordField()
    tel = fields.KeywordField(attr='phone_display')
    fax = fields.KeywordField(attr='fax_display')
    website = fields.KeywordField()
    datasets = datasets_field(attr='published_datasets')
    status = fields.TextField()
    modified = fields.DateField()
    created = fields.DateField()

    class Meta:
        doc_type = 'institution'
        model = Organization
        related_models = [Dataset]

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, Dataset):
            return related_instance.organization

    def get_queryset(self):
        return self._doc_type.model.objects.filter(status='published')
Exemple #11
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class ArticleDoc(DocType):
    id = fields.IntegerField()
    slug = TranslatedKeywordField('slug')
    # FIXME jeden obiekt fields.CompletionField() dla wielu pól podrzędnych?
    title = TranslatedTextField(
        'title', common_params={'suggest': fields.CompletionField()})
    notes = TranslatedTextField('notes',
                                common_params={'raw': fields.TextField()},
                                std_params=False)

    author = fields.KeywordField()

    datasets = datasets_field(attr='published_datasets')
    category = article_category_field()
    license = fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'name': fields.TextField(),
            'title': fields.TextField(),
            'url': fields.TextField()
        })

    tags = TranslatedKeywordsList(attr='tags_list')
    views_count = fields.IntegerField()
    users_following = fields.KeywordField(attr='users_following_list',
                                          multi=True)
    status = fields.TextField()
    modified = fields.DateField()
    created = fields.DateField()

    class Meta:
        doc_type = 'article'
        model = Article

    def get_queryset(self):
        return self._doc_type.model.objects.filter(
            status__in=['published', 'draft'])
class ShowcaseDocument(ExtendedDocument):
    image_alt = TranslatedTextField('image_alt')
    has_image_thumb = fields.BooleanField()
    url = fields.KeywordField()
    illustrative_graphics_url = fields.KeywordField()
    illustrative_graphics_alt = TranslatedTextField(
        'illustrative_graphics_alt')
    image_url = fields.TextField()
    image_thumb_url = fields.KeywordField()
    author = fields.KeywordField()
    datasets = datasets_field(attr='published_datasets')
    external_datasets = fields.NestedField(properties={
        'title': fields.KeywordField(),
        'url': fields.KeywordField(),
    })
    main_page_position = fields.IntegerField()

    showcase_category = fields.KeywordField()
    showcase_types = fields.KeywordField(multi=True)
    showcase_platforms = fields.KeywordField(multi=True)
    license_type = fields.KeywordField()
    file_url = fields.KeywordField()
    is_desktop_app = fields.BooleanField()
    is_mobile_app = fields.BooleanField()
    mobile_apple_url = fields.KeywordField()
    mobile_google_url = fields.KeywordField()
    desktop_linux_url = fields.KeywordField()
    desktop_macos_url = fields.KeywordField()
    desktop_windows_url = fields.KeywordField()

    class Index:
        name = mcs.ELASTICSEARCH_INDEX_NAMES['showcases']
        settings = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_SETTINGS
        aliases = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_ALIAS

    class Django:
        model = Showcase
class InstitutionDocument(ExtendedDocument):
    NOTES_FIELD_NAME = 'description'
    image_url = fields.TextField()
    abbreviation = fields.KeywordField()
    postal_code = fields.KeywordField()
    city = fields.KeywordField()
    street_type = fields.KeywordField()
    street = fields.KeywordField()
    street_number = fields.KeywordField()
    flat_number = fields.KeywordField()
    email = fields.KeywordField()
    epuap = fields.KeywordField()
    fax = fields.KeywordField(attr='fax_display')
    tel = fields.KeywordField(attr='phone_display')
    regon = fields.KeywordField()
    website = fields.KeywordField()
    institution_type = fields.KeywordField()
    published_datasets_count = fields.IntegerField()
    published_resources_count = fields.IntegerField()
    sources = fields.NestedField(
        properties={
            'title': fields.TextField(),
            'url': fields.TextField(),
            'source_type': fields.TextField(),
        }
    )

    description = TranslatedTextField('description')
    datasets = datasets_field(attr='published_datasets')

    class Index:
        name = mcs.ELASTICSEARCH_INDEX_NAMES['institutions']
        settings = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_SETTINGS
        aliases = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_ALIAS

    class Django:
        model = Organization
        related_models = [Dataset, ]

    def prepare_model(self, instance):
        return 'institution'

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, Dataset):
            return related_instance.organization
class RegionDocument(Document):
    region_id = fields.IntegerField()
    title = TranslatedSuggestField('name')
    hierarchy_label = TranslatedTextField('hierarchy_label')
    model = fields.KeywordField()
    created = fields.DateField()
    bbox = fields.GeoShapeField('envelope')

    class Index:
        name = mcs.ELASTICSEARCH_INDEX_NAMES['regions']
        settings = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_SETTINGS
        aliases = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_ALIAS

    class Django:
        model = Region

    def prepare_model(self, instance):
        return instance._meta.model_name
Exemple #15
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class DatasetsDoc(DocType):
    id = fields.IntegerField()
    slug = TranslatedKeywordField('slug')
    title = TranslatedTextField('title', common_params={'suggest': fields.CompletionField()})
    version = fields.KeywordField()
    url = fields.KeywordField()
    notes = TranslatedTextField('notes')

    institution = fields.NestedField(attr='organization',
                                     properties={
                                         'id': fields.IntegerField(),
                                         'title': TranslatedTextField('title'),
                                         'slug': TranslatedTextField('slug'),
                                     })

    category = fields.NestedField(
        attr='category',
        properties={
            'id': fields.IntegerField(attr='id'),
            'image_url': fields.KeywordField(),
            'title': TranslatedTextField('title'),
            'description': TranslatedTextField('description')
        }
    )

    resources = fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'title': TranslatedTextField('title')
        }
    )

    applications = fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'title': TranslatedTextField('title')
        }
    )

    articles = fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'title': TranslatedTextField('title')
        }
    )

    tags = TranslatedKeywordsList(attr='tags_list')
    # customfields = fields.TextField()
    formats = fields.KeywordField(attr='formats', multi=True)

    license_condition_db_or_copyrighted = fields.TextField()
    license_condition_modification = fields.BooleanField()
    license_condition_original = fields.BooleanField()
    license_condition_responsibilities = fields.TextField()
    license_condition_source = fields.BooleanField()
    license_condition_timestamp = fields.BooleanField()
    license_name = fields.StringField(attr='license_name')
    license_description = fields.StringField(attr='license_description')
    update_frequency = fields.KeywordField()

    openness_scores = fields.IntegerField(attr='openness_scores', multi=True)
    users_following = fields.KeywordField(attr='users_following_list', multi=True)
    views_count = fields.IntegerField()
    downloads_count = fields.IntegerField()
    status = fields.KeywordField()
    modified = fields.DateField()
    last_modified_resource = fields.DateField(attr='last_modified_resource')
    created = fields.DateField()
    verified = fields.DateField()

    class Meta:
        doc_type = 'dataset'
        model = Dataset
        related_models = [Organization, Category, Application, Article, Resource, UserFollowingDataset]

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, UserFollowingDataset):
            return related_instance.follower.followed_applications.all()
        if isinstance(related_instance, Application):
            return related_instance.datasets.all()
        if isinstance(related_instance, Resource):
            return related_instance.dataset
        if isinstance(related_instance, Category):
            return related_instance.dataset_set.filter(status='published')
        if isinstance(related_instance, Organization):
            return related_instance.datasets.filter(status='published')

    def get_queryset(self):
        return self._doc_type.model.objects.filter(status='published')
Exemple #16
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class ResourceDocument(ExtendedDocument):
    NOTES_FIELD_NAME = 'description'
    format = fields.TextField()
    formats = fields.KeywordField(attr='formats_list', multi=True)
    openness_score = fields.IntegerField()
    openness_scores = fields.IntegerField(multi=True)
    media_type = fields.TextField()
    downloads_count = fields.IntegerField()
    data_date = fields.DateField()
    file_url = fields.TextField()
    download_url = fields.TextField()
    link = fields.TextField()
    file_size = fields.IntegerField()
    types = fields.KeywordField(multi=True)
    dataset = fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'title': TranslatedTextField('title'),
            'slug': TranslatedTextField('slug')
        })
    institution = fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'title': TranslatedTextField('title'),
            'slug': TranslatedTextField('slug')
        })
    source = fields.NestedField(
        properties={
            'title': fields.TextField(),
            'source_type': fields.TextField(),
            'url': fields.TextField(),
            'update_frequency': TranslatedTextField('update_frequency'),
            'last_import_timestamp': fields.DateField(),
        })

    # ResourceDoc
    uuid = fields.TextField()
    description = TranslatedTextField('description')

    csv_file_url = fields.TextField()
    csv_file_size = fields.LongField()
    csv_download_url = fields.TextField()

    jsonld_file_url = fields.TextField()
    jsonld_file_size = fields.LongField()
    jsonld_download_url = fields.TextField()

    type = fields.KeywordField()

    geo_data = fields.NestedField(properties={
        'id': fields.IntegerField(),
    })
    tabular_data = fields.NestedField(properties={
        'id': fields.IntegerField(),
    })
    chartable = fields.NestedField(properties={
        'id': fields.IntegerField(),
    })
    data_special_signs = fields.NestedField(
        properties={
            'id': fields.IntegerField(),
            'symbol': fields.KeywordField(),
            'name': TranslatedTextField('name'),
            'description': TranslatedTextField('description')
        })
    is_chart_creation_blocked = fields.BooleanField()

    license_code = fields.IntegerField()
    update_frequency = fields.KeywordField()
    computed_downloads_count = fields.IntegerField()
    computed_views_count = fields.IntegerField()
    has_high_value_data = fields.BooleanField()
    if is_enabled('S37_resources_admin_region_data.be'):
        regions = regions_field(attr='all_regions')
    if is_enabled('S40_new_file_model.be'):
        files = files_field(attr='all_files')

    class Index:
        name = mcs.ELASTICSEARCH_INDEX_NAMES['resources']
        settings = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_SETTINGS
        aliases = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_ALIAS

    class Django:
        model = Resource
        related_models = [Dataset, SpecialSign]

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, Dataset):
            return related_instance.resources.filter(status='published')
        elif isinstance(related_instance, SpecialSign):
            return related_instance.special_signs_resources.filter(
                status='published')

    def prepare_model_name(self, instance):
        return instance.category.type

    def prepare_openness_scores(self, instance):
        return [instance.openness_score]

    def prepare_source(self, instance):
        serializer = DataSourceSerializer()
        if not instance.dataset.source:
            return {}
        return serializer.dump(instance.dataset.source)
class ExtendedDocument(Document):
    NOTES_FIELD_NAME = 'notes'
    id = fields.IntegerField()
    model = fields.KeywordField()
    slug = TranslatedTextField('slug')
    title = TranslatedSuggestField('title')
    title_synonyms = TranslatedTextField('title',
                                         analyzers=lang_synonyms_analyzers)
    title_exact = TranslatedTextField('title', analyzers=lang_exact_analyzers)
    notes = TranslatedTextField(NOTES_FIELD_NAME)
    notes_synonyms = TranslatedTextField(NOTES_FIELD_NAME,
                                         analyzers=lang_synonyms_analyzers)
    notes_exact = TranslatedTextField(NOTES_FIELD_NAME,
                                      analyzers=lang_exact_analyzers)
    keywords = fields.NestedField(properties={
        'name': fields.KeywordField(),
        'language': fields.KeywordField()
    })
    modified = fields.DateField()
    created = fields.DateField()
    verified = fields.DateField()
    search_date = fields.DateField()
    search_type = fields.KeywordField()
    status = fields.KeywordField()
    visualization_types = fields.KeywordField(multi=True)
    subscriptions = fields.NestedField(properties={
        'user_id': fields.IntegerField(),
        'subscription_id': fields.IntegerField()
    })
    views_count = fields.IntegerField()

    def prepare_notes(self, instance):
        notes = getattr(instance, f'{self.NOTES_FIELD_NAME}_translated')
        return {
            lang_code: getattr(notes, lang_code)
            for lang_code in settings.MODELTRANS_AVAILABLE_LANGUAGES
        }

    prepare_notes_synonyms = prepare_notes
    prepare_notes_exact = prepare_notes

    def prepare_model(self, instance):
        return instance._meta.model_name

    def prepare_search_date(self, instance):
        return instance.created

    def prepare_keywords(self, instance):
        return getattr(instance, 'keywords_list', NonIndexableValue)

    def prepare_verified(self, instance):
        return getattr(instance, 'verified', NonIndexableValue)

    def prepare_search_type(self, instance):
        return getattr(instance, 'search_type', NonIndexableValue)

    def prepare_visualization_types(self, instance):
        visualization_types = getattr(instance, 'visualization_types',
                                      NonIndexableValue)
        if isinstance(visualization_types,
                      (tuple, list)) and len(visualization_types) == 0:
            visualization_types = ['none']
        return visualization_types

    def prepare_subscriptions(self, instance):
        try:
            watcher = ModelWatcher.objects.get_from_instance(instance)
            return [{
                'user_id': subscription.user_id,
                'subscription_id': subscription.id
            } for subscription in watcher.subscriptions.all()]
        except ModelWatcher.DoesNotExist:
            return []

    def get_queryset(self):
        return super().get_queryset().filter(status='published')
class DatasetDocument(ExtendedDocument):
    license_chosen = fields.IntegerField()
    license_condition_db_or_copyrighted = fields.TextField()
    license_condition_personal_data = fields.TextField()
    license_condition_modification = fields.BooleanField()
    license_condition_original = fields.BooleanField()
    license_condition_responsibilities = fields.TextField()
    license_condition_source = fields.BooleanField()
    license_condition_timestamp = fields.BooleanField()
    license_name = fields.TextField()
    license_description = fields.TextField()
    resource_modified = fields.DateField(attr='last_modified_resource')
    url = fields.KeywordField()
    source = fields.NestedField(
        properties={
            'title': fields.TextField(),
            'source_type': fields.TextField(),
            'url': fields.TextField(),
            'update_frequency': TranslatedTextField('update_frequency'),
            'last_import_timestamp': fields.DateField(),
        })

    formats = fields.KeywordField(multi=True)
    types = fields.KeywordField(multi=True)
    openness_scores = fields.IntegerField(multi=True)
    institution = fields.NestedField(attr='organization',
                                     properties={
                                         'id': fields.IntegerField(),
                                         'title': TranslatedTextField('title'),
                                         'slug': TranslatedTextField('slug'),
                                     })
    category = fields.NestedField(
        properties={
            'id': fields.IntegerField(attr='id'),
            'image_url': fields.KeywordField(),
            'title': TranslatedTextField('title'),
            'description': TranslatedTextField('description')
        })
    categories = fields.NestedField(
        properties={
            'id': fields.IntegerField(attr='id'),
            'image_url': fields.KeywordField(),
            'code': fields.KeywordField(),
            'title': TranslatedTextField('title'),
            'description': TranslatedTextField('description')
        })
    downloads_count = fields.IntegerField()
    image_url = fields.TextField()
    image_alt = TranslatedTextField('image_alt')

    version = fields.KeywordField()
    source_title = fields.TextField()
    source_type = fields.TextField()
    source_url = fields.TextField()

    resources = fields.NestedField(properties={
        'id': fields.IntegerField(),
        'title': TranslatedTextField('title')
    })
    applications = fields.NestedField(properties={
        'id': fields.IntegerField(),
        'title': TranslatedTextField('title')
    })

    articles = fields.NestedField(properties={
        'id': fields.IntegerField(),
        'title': TranslatedTextField('title')
    })
    showcases = fields.NestedField(attr='showcases_published',
                                   properties={
                                       'id': fields.IntegerField(),
                                       'title': TranslatedTextField('title')
                                   })

    update_frequency = fields.KeywordField()
    users_following = fields.KeywordField(attr='users_following_list',
                                          multi=True)
    last_modified_resource = fields.DateField(attr='last_modified_resource')

    license_code = fields.IntegerField()
    computed_downloads_count = fields.IntegerField()
    computed_views_count = fields.IntegerField()
    has_high_value_data = fields.BooleanField()
    if is_enabled('S37_resources_admin_region_data.be'):
        regions = regions_field()

    class Index:
        name = mcs.ELASTICSEARCH_INDEX_NAMES['datasets']
        settings = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_SETTINGS
        aliases = mcs.ELASTICSEARCH_DSL_SEARCH_INDEX_ALIAS

    class Django:
        model = Dataset
        related_models = [
            Application,
            Article,
            Category,
            DataSource,
            Organization,
            Resource,
            Showcase,
            UserFollowingDataset,
        ]

    def get_instances_from_related(self, related_instance):
        if isinstance(related_instance, UserFollowingDataset):
            return related_instance.follower.followed_applications.all()
        if isinstance(related_instance, Application):
            return related_instance.datasets.filter(status='published')
        if isinstance(related_instance, Article):
            return related_instance.datasets.filter(status='published')
        if isinstance(related_instance, Resource):
            return related_instance.dataset
        if isinstance(related_instance, Category):
            return related_instance.dataset_set.filter(status='published')
        if isinstance(related_instance, Organization):
            return related_instance.datasets.filter(status='published')
        if isinstance(related_instance, DataSource):
            return related_instance.datasource_datasets.filter(
                status='published')
        if isinstance(related_instance, Showcase):
            return related_instance.datasets.filter(status='published')

    def prepare_search_date(self, instance):
        return instance.verified

    def prepare_source(self, instance):
        serializer = DataSourceSerializer()
        if not instance.source:
            return {}
        return serializer.dump(instance.source)