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import enum |
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from skosprovider_sqlalchemy.models import ConceptScheme |
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from sqlalchemy import Column |
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from sqlalchemy import DateTime |
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from sqlalchemy import Enum |
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from sqlalchemy import ForeignKey |
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from sqlalchemy import Integer |
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from sqlalchemy import JSON |
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from sqlalchemy import String |
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from sqlalchemy import Text |
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from sqlalchemy.orm import declarative_base |
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from sqlalchemy.ext.hybrid import hybrid_property |
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from sqlalchemy.orm import relationship |
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from sqlalchemy.sql import func |
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Base = declarative_base() |
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class IDGenerationStrategy(enum.Enum): |
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NUMERIC = enum.auto() |
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GUID = enum.auto() |
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MANUAL = enum.auto() |
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25
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class ExpandStrategy(enum.Enum): |
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RECURSE = 'recurse' |
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VISIT = 'visit' |
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class ConceptschemeVisitLog(Base): |
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__tablename__ = 'conceptscheme_visit_log' |
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id = Column(Integer, primary_key=True, autoincrement=True) |
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conceptscheme_id = Column(String(25), nullable=False) |
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visited_at = Column(DateTime, default=func.now(), nullable=False) |
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origin = Column(String(25), nullable=False) |
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class ConceptVisitLog(Base): |
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__tablename__ = 'concept_visit_log' |
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id = Column(Integer, primary_key=True, autoincrement=True) |
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concept_id = Column(String, nullable=False) |
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conceptscheme_id = Column(String(25), nullable=False) |
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visited_at = Column(DateTime, default=func.now(), nullable=False) |
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origin = Column(String(25), nullable=False) |
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class ConceptschemeCounts(Base): |
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__tablename__ = 'conceptscheme_counts' |
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id = Column(Integer, primary_key=True, autoincrement=True) |
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conceptscheme_id = Column(String(25), nullable=False) |
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counted_at = Column(DateTime, default=func.now(), nullable=False) |
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triples = Column(Integer, nullable=False) |
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conceptscheme_triples = Column(Integer, nullable=False) |
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avg_concept_triples = Column(Integer, nullable=False) |
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class Provider(Base): |
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__tablename__ = 'provider' |
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id = Column(String, primary_key=True) |
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conceptscheme_id = Column( |
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Integer, |
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ForeignKey(ConceptScheme.id), |
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nullable=False, |
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) |
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uri_pattern = Column(Text, nullable=False) |
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meta = Column('metadata', JSON, nullable=False) # metadata is reserved in sqlalchemy |
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expand_strategy = Column(Enum(ExpandStrategy)) |
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conceptscheme = relationship( |
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ConceptScheme, uselist=False, single_parent=True, cascade='all, delete-orphan', |
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) |
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@hybrid_property |
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def default_language(self): |
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return self.meta.get('default_language') |
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@default_language.setter |
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def default_language(self, value): |
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self.meta['default_language'] = value |
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@hybrid_property |
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def force_display_language(self): |
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return self.meta.get('atramhasis.force_display_language') |
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@force_display_language.setter |
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def force_display_language(self, value): |
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self.meta['atramhasis.force_display_language'] = value |
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@hybrid_property |
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def id_generation_strategy(self): |
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return IDGenerationStrategy[self.meta.get('atramhasis.id_generation_strategy')] |
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@id_generation_strategy.setter |
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def id_generation_strategy(self, value): |
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self.meta['atramhasis.id_generation_strategy'] = value.name |
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@hybrid_property |
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def subject(self): |
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return self.meta.get('subject') |
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@subject.setter |
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def subject(self, value): |
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self.meta['subject'] = value |
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OnroerendErfgoed /
atramhasis
