A Django application which manage administrative geographical data.
Project description
A Django application which manage administrative geographical data. It use Modified Preorder Tree Traversal, provided by django-mptt https://github.com/django-mptt/django-mptt/
Geo is not intented to replace a GIS, but to manage all the cases where you have administrative trees, with a strict/lazy hierarchy.
Models
Country
Area
Location
AdministrativeAreaType
Currency
Examples
Three levels
italy = Country.objects.get(iso_code='IT')
regione, __ = italy.administrativeareatype_set.get_or_create(name='Regione')
provincia,__ = italy.administrativeareatype_set.get_or_create(name='Provincia',
parent=regione)
comune, __= italy.administrativeareatype_set.get_or_create(name='Comune',
parent=provincia)
lazio, __ = AdministrativeArea.objects.get_or_create(country=italy,
name ='Lazio',
type=regione)
roma_provincia, __ = AdministrativeArea.objects.get_or_create(country=italy,
name ='Provincia di Roma',
type=provincia,
parent=lazio)
roma_comune, __ = AdministrativeArea.objects.get_or_create(country=italy,
name ='Comune di Roma',
type=comune,
parent=roma_provincia)
city, __ = LocationType.objects.get_or_create(description='CITY')
roma, __ = Location.objects.get_or_create(country=italy,
name ='Roma',
type=city,
area=roma_comune)Two levels
us = Country.objects.get(iso_code='US') state, __ = italy.administrativeareatype_set.get_or_create(name='State') county,__ = italy.administrativeareatype_set.get_or_create(name='County', parent=state) ny, __ = AdministrativeArea.objects.get_or_create(country=us, name ='New York', type=state) columbia, __ = AdministrativeArea.objects.get_or_create(country=us, name ='Columbia', type=county, parent=ny) city, __ = LocationType.objects.get_or_create(description='CITY') hudson, __ = Location.objects.get_or_create(country=us, name ='Hudson', type=city, area=columbia, is_administrative=True)
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