extract_sites.js

/*global _:false */

/**
 * nom
 * code
 * type
 * Site parent
 * Service mainteneur
 * long
 * lat
 */


var _ = require('lodash');

var input = require('./highways.json');
var elements = input.elements;
var names = [];
var name;
var data = {};

_.forEach(elements, function (element) {
    if (!element.tags){
        return;
    }
    if (!element.tags.name) {
        return;
    }
    name = element.tags.name;
    if (!_.contains(names, name)) {
        names.push(name);
        data[element.id] = {
            name: element.tags.name,
            type: element.tags.highway
        };
        if (element.type === 'node') {
            data[element.id].long = element.lon;
            data[element.id].lat = element.lat;
        }
        if (element.type === 'way') {
            var nodeid = element.nodes[0];
            _.forEach(elements, function (node) {
                if (node.type === 'node' && node.id === nodeid) {
                    data[element.id].long = node.lon;
                    data[element.id].lat = node.lat;
                }
            });
        }
    } else {
        _.forOwn(data, function (value, key) {
            if (value.name === name && element.type === 'node' && !value.lat) {
                value.long = element.lon;
                value.lat = element.lat;
            }
        });
    }
});

var str;
_.forOwn(data, function (value, key) {
    str = value.name + ';osm_highway_' + value.type + '_' + key + ';RTE;;';
    if (value.lat) {
        str += value.long + ';' + value.lat;
    }
    console.log(str);
});

highways-overpass.txt

/*
This has been generated by the overpass-turbo wizard.
The original search was:
“highway=* in vern-sur-seiche”
*/
[out:json][timeout:25];
// fetch area “vern-sur-seiche” to search in
{{geocodeArea:vern-sur-seiche}}->.searchArea;
// gather results
(
  // query part for: “highway=*”
  node["highway"]["name"](area.searchArea);
  way["highway"]["name"](area.searchArea);
  relation["highway"]["name"](area.searchArea);
);
// print results
out body;
>;
out skel qt;

package.json

{
  "name": "osm",
  "version": "1.0.0",
  "description": "",
  "main": "extract_sites.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "devDependencies": {
    "lodash": "^3.9.3"
  }
}