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local polygons = osm2pgsql.define_table{
name = 'osm2pgsql_test_polygon',
ids = { type = 'area', id_column = 'osm_id' },
columns = {
{ column = 'geom', type = 'geometry' },
}
}
local function is_empty(some_table)
return next(some_table) == nil
end
function osm2pgsql.process_way(object)
if is_empty(object.tags) then
return
end
polygons:insert({
geom = object:as_polygon()
})
end
function osm2pgsql.process_relation(object)
local mgeom = object:as_multipolygon()
for sgeom in mgeom:geometries() do
polygons:insert({
geom = sgeom
})
end
end
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