263 lines
7.6 KiB
Python
263 lines
7.6 KiB
Python
"""Database models."""
|
|
|
|
import sqlalchemy
|
|
import sqlalchemy.orm.decl_api
|
|
from sqlalchemy import func
|
|
from sqlalchemy.dialects import postgresql
|
|
from sqlalchemy.ext.associationproxy import association_proxy
|
|
from sqlalchemy.ext.declarative import declarative_base
|
|
from sqlalchemy.ext.orderinglist import ordering_list
|
|
from sqlalchemy.orm import relationship
|
|
from sqlalchemy.schema import Column, ForeignKey
|
|
from sqlalchemy.types import Boolean, Date, DateTime, Integer, String
|
|
|
|
from .database import session
|
|
|
|
Base: sqlalchemy.orm.decl_api.DeclarativeMeta = declarative_base()
|
|
Base.query = session.query_property()
|
|
|
|
|
|
class TimeStampedModel(Base):
|
|
"""Time stamped model."""
|
|
|
|
__abstract__ = True
|
|
created = Column(DateTime, default=func.now())
|
|
modified = Column(DateTime, default=func.now(), onupdate=func.now())
|
|
|
|
|
|
class Series(TimeStampedModel):
|
|
"""Conference series."""
|
|
|
|
__tablename__ = "series"
|
|
id = Column(Integer, primary_key=True)
|
|
name = Column(String, nullable=False)
|
|
slug = Column(String, unique=True)
|
|
wikidata_qid = Column(String, unique=True)
|
|
|
|
conferences = relationship("Conference", back_populates="series")
|
|
|
|
|
|
class Conference(TimeStampedModel):
|
|
"""Conference."""
|
|
|
|
__tablename__ = "conference"
|
|
id = Column(Integer, primary_key=True)
|
|
title = Column(String, nullable=False)
|
|
start = Column(Date)
|
|
end = Column(Date)
|
|
days = Column(Integer)
|
|
timezone = Column(String)
|
|
location = Column(String)
|
|
country = Column(String)
|
|
acronym = Column(String)
|
|
url = Column(String)
|
|
schedule_xml_url = Column(String)
|
|
short_name = Column(String, unique=True)
|
|
venue_id = Column(Integer, ForeignKey("venue.id"))
|
|
online = Column(Boolean)
|
|
wikidata_qid = Column(String, unique=True)
|
|
series_id = Column(Integer, ForeignKey("series.id"))
|
|
|
|
people_detail = relationship(
|
|
"ConferencePerson", lazy="dynamic", back_populates="conference"
|
|
)
|
|
people = association_proxy("people_detail", "person")
|
|
|
|
events = relationship(
|
|
"Event",
|
|
order_by="Event.event_date",
|
|
back_populates="conference",
|
|
lazy="dynamic",
|
|
)
|
|
|
|
venue = relationship("Venue", back_populates="conferences")
|
|
series = relationship("Series", back_populates="conferences")
|
|
|
|
|
|
class City(TimeStampedModel):
|
|
"""City."""
|
|
|
|
__tablename__ = "city"
|
|
id = Column(Integer, primary_key=True)
|
|
slug = Column(String, nullable=False, unique=True)
|
|
name = Column(String, nullable=False)
|
|
country_code = Column(String, ForeignKey("country.alpha2"), nullable=False)
|
|
wikidata_qid = Column(String, nullable=False)
|
|
|
|
venues = relationship("Venue", back_populates="city")
|
|
country = relationship("Country", back_populates="cities")
|
|
|
|
|
|
class Venue(TimeStampedModel):
|
|
"""Venue."""
|
|
|
|
__tablename__ = "venue"
|
|
id = Column(Integer, primary_key=True)
|
|
name = Column(String, nullable=False)
|
|
city_id = Column(Integer, ForeignKey("city.id"))
|
|
wikidata_qid = Column(String, nullable=False)
|
|
|
|
conferences = relationship("Conference", back_populates="venue")
|
|
city = relationship("City", back_populates="venues")
|
|
|
|
|
|
class Country(TimeStampedModel):
|
|
"""Country."""
|
|
|
|
__tablename__ = "country"
|
|
alpha2 = Column(String, primary_key=True)
|
|
name = Column(String)
|
|
wikidata_qid = Column(String, nullable=False)
|
|
|
|
cities = relationship("City", back_populates="country")
|
|
|
|
@property
|
|
def flag(self) -> str:
|
|
a = ord("A")
|
|
flag_a = 0x1F1E6
|
|
char1, char2 = (
|
|
flag_a + ord(self.alpha2[0]) - a,
|
|
flag_a + ord(self.alpha2[1]) - a,
|
|
)
|
|
|
|
return chr(char1) + chr(char2)
|
|
|
|
|
|
class ConferencePerson(Base):
|
|
__tablename__ = "conference_person"
|
|
conference_id = Column(Integer, ForeignKey("conference.id"), primary_key=True)
|
|
person_id = Column(Integer, ForeignKey("person.id"), primary_key=True)
|
|
named_as = Column(String)
|
|
bio = Column(String)
|
|
slug = Column(String)
|
|
url = Column(String)
|
|
|
|
person = relationship("Person", back_populates="conferences_association")
|
|
conference = relationship("Conference", back_populates="people_detail")
|
|
|
|
@property
|
|
def events(self):
|
|
return (
|
|
Event.query.join(EventPerson)
|
|
.filter(
|
|
Event.conference == self.conference, EventPerson.person == self.person
|
|
)
|
|
.order_by(Event.event_date.desc())
|
|
)
|
|
|
|
|
|
class Event(TimeStampedModel):
|
|
"""Event."""
|
|
|
|
__tablename__ = "event"
|
|
id = Column(Integer, primary_key=True)
|
|
conference_id = Column(Integer, ForeignKey("conference.id"), nullable=False)
|
|
event_date = Column(DateTime)
|
|
# day = Column(Integer)
|
|
guid = Column(String)
|
|
start = Column(String)
|
|
duration = Column(String)
|
|
room = Column(String)
|
|
track = Column(String)
|
|
slug = Column(String)
|
|
title = Column(String, nullable=False)
|
|
abstract = Column(String)
|
|
description = Column(String)
|
|
event_type = Column(String)
|
|
url = Column(String)
|
|
|
|
conference = relationship("Conference", back_populates="events")
|
|
|
|
people_detail = relationship(
|
|
"EventPerson",
|
|
order_by="EventPerson.position",
|
|
back_populates="event",
|
|
collection_class=ordering_list("position"),
|
|
)
|
|
people = association_proxy(
|
|
"people_detail",
|
|
"person",
|
|
creator=lambda i: EventPerson(person=i),
|
|
)
|
|
|
|
|
|
class Person(TimeStampedModel):
|
|
"""Person."""
|
|
|
|
__tablename__ = "person"
|
|
id = Column(Integer, primary_key=True)
|
|
name = Column(String)
|
|
wikidata_qid = Column(String)
|
|
gender = Column(String)
|
|
wikidata_photo = Column(postgresql.ARRAY(String))
|
|
|
|
events_association = relationship(
|
|
"EventPerson",
|
|
back_populates="person",
|
|
lazy="dynamic",
|
|
)
|
|
events = association_proxy("events_association", "event")
|
|
|
|
conferences_association = relationship("ConferencePerson", back_populates="person")
|
|
conferences = association_proxy("conferences_association", "conference")
|
|
|
|
@property
|
|
def conference_count(self):
|
|
return ConferencePerson.query.filter_by(person_id=self.id).count()
|
|
|
|
@property
|
|
def event_count(self):
|
|
return EventPerson.query.filter_by(person_id=self.id).count()
|
|
|
|
def active_years(self):
|
|
q = (
|
|
session.query(func.min(Event.event_date), func.max(Event.event_date))
|
|
.join(EventPerson)
|
|
.filter_by(person_id=self.id)
|
|
)
|
|
return q.one()
|
|
|
|
# photos = relationship("PersonPhoto", back_populates="person")
|
|
|
|
def events_by_time(self):
|
|
q = (
|
|
session.query(Event)
|
|
.join(EventPerson)
|
|
.filter(EventPerson.person == self)
|
|
.order_by(Event.event_date.desc())
|
|
)
|
|
|
|
return q
|
|
|
|
def conference_by_time(self):
|
|
q = (
|
|
session.query(ConferencePerson)
|
|
.join(Conference)
|
|
.filter(ConferencePerson.person == self)
|
|
.order_by(Conference.start.desc())
|
|
)
|
|
|
|
return q
|
|
|
|
|
|
# class PersonPhoto(TimeStampedModel):
|
|
# """Person photo."""
|
|
#
|
|
# __tablename__ = "person_photo"
|
|
# person_id = Column(Integer, ForeignKey("person.id"), primary_key=True)
|
|
# source_filename = Column(String)
|
|
#
|
|
# person = relationship("Person", back_populates="photos")
|
|
|
|
|
|
class EventPerson(Base):
|
|
"""Event person."""
|
|
|
|
__tablename__ = "event_person"
|
|
event_id = Column(Integer, ForeignKey("event.id"), primary_key=True)
|
|
person_id = Column(Integer, ForeignKey("person.id"), primary_key=True)
|
|
position = Column(Integer, nullable=False)
|
|
|
|
person = relationship("Person", back_populates="events_association")
|
|
event = relationship("Event", back_populates="people_detail")
|