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87 lines
2.4 KiB
87 lines
2.4 KiB
var extend = require('extend'), |
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_ = require('lodash'); |
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var TYPE_TO_SOURCE = { |
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'geoname': 'gn', |
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'osmnode': 'osm', |
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'osmway': 'osm', |
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'admin0': 'qs', |
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'admin1': 'qs', |
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'admin2': 'qs', |
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'neighborhood': 'qs', |
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'locality': 'qs', |
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'local_admin': 'qs', |
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'osmaddress': 'osm', |
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'openaddresses': 'oa' |
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}; |
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/* |
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* This doesn't include alias layers such as coarse |
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*/ |
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var TYPE_TO_LAYER = { |
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'geoname': 'venue', |
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'osmnode': 'venue', |
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'osmway': 'venue', |
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'admin0': 'country', |
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'admin1': 'region', |
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'admin2': 'county', |
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'neighborhood': 'neighbourhood', |
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'locality': 'locality', |
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'local_admin': 'localadmin', |
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'osmaddress': 'address', |
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'openaddresses': 'address' |
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}; |
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var SOURCE_TO_TYPE = { |
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'gn' : ['geoname'], |
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'geonames' : ['geoname'], |
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'oa' : ['openaddresses'], |
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'openaddresses' : ['openaddresses'], |
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'qs' : ['admin0', 'admin1', 'admin2', 'neighborhood', 'locality', 'local_admin'], |
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'quattroshapes' : ['admin0', 'admin1', 'admin2', 'neighborhood', 'locality', 'local_admin'], |
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'osm' : ['osmaddress', 'osmnode', 'osmway'], |
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'openstreetmap' : ['osmaddress', 'osmnode', 'osmway'] |
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}; |
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/** |
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* This does not included alias layers, those are built separately |
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*/ |
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var LAYER_TO_TYPE = { |
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'venue': ['geoname','osmnode','osmway'], |
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'address': ['osmaddress','openaddresses', 'geoname'], |
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'country': ['admin0', 'geoname'], |
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'region': ['admin1', 'geoname'], |
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'county': ['admin2', 'geoname'], |
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'locality': ['locality', 'geoname'], |
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'localadmin': ['local_admin'], |
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'neighbourhood': ['neighborhood', 'geoname'] |
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}; |
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var LAYER_ALIASES = { |
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'coarse': ['admin0','admin1','admin2','neighborhood','locality','local_admin'] |
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}; |
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var LAYER_WITH_ALIASES_TO_TYPE = extend({}, LAYER_ALIASES, LAYER_TO_TYPE); |
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/* |
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* derive the list of types, sources, and layers from above mappings |
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*/ |
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var TYPES = Object.keys(TYPE_TO_SOURCE); |
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var SOURCES = Object.keys(SOURCE_TO_TYPE); |
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var LAYERS = Object.keys(LAYER_TO_TYPE); |
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var sourceAndLayerToType = function sourceAndLayerToType(source, layer) { |
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return _.intersection(SOURCE_TO_TYPE[source], LAYER_WITH_ALIASES_TO_TYPE[layer]); |
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}; |
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module.exports = { |
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types: TYPES, |
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sources: SOURCES, |
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layers: LAYERS, |
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type_to_source: TYPE_TO_SOURCE, |
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type_to_layer: TYPE_TO_LAYER, |
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source_to_type: SOURCE_TO_TYPE, |
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layer_to_type: LAYER_TO_TYPE, |
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layer_with_aliases_to_type: LAYER_WITH_ALIASES_TO_TYPE, |
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source_and_layer_to_type: sourceAndLayerToType |
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};
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