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72 lines (60 loc) · 1.89 KB
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-- This config example file is released into the Public Domain.
-- Put all OSM data into a single table
-- inspect = require('inspect')
-- We define a single table that can take any OSM object and any geometry.
-- XXX expire will currently not work on these tables.
local dtable = osm2pgsql.define_table{
name = "data",
-- This will generate a column "osm_id INT8" for the id, and a column
-- "osm_type CHAR(1)" for the type of object: N(ode), W(way), R(relation)
ids = { type = 'any', id_column = 'osm_id', type_column = 'osm_type' },
columns = {
{ column = 'attrs', type = 'jsonb' },
{ column = 'tags', type = 'jsonb' },
{ column = 'geom', type = 'geometry' },
}
}
-- print("columns=" .. inspect(dtable:columns()))
-- Helper function to remove some of the tags we usually are not interested in.
-- Returns true if there are no tags left.
function clean_tags(tags)
tags.odbl = nil
tags.created_by = nil
tags.source = nil
tags['source:ref'] = nil
return next(tags) == nil
end
function process(object, geometry_type)
if clean_tags(object.tags) then
return
end
dtable:add_row({
attrs = {
version = object.version,
timestamp = object.timestamp,
},
tags = object.tags,
geom = { create = geometry_type }
})
end
function osm2pgsql.process_node(object)
process(object, 'point')
end
function osm2pgsql.process_way(object)
process(object, 'line')
end
function osm2pgsql.process_relation(object)
if clean_tags(object.tags) then
return
end
if object.tags.type == 'multipolygon' or object.tags.type == 'boundary' then
dtable:add_row({
attrs = {
version = object.version,
timestamp = object.timestamp,
},
tags = object.tags,
geom = { create = 'area' }
})
end
end