kopia lustrzana https://github.com/FacilMap/facilmap
464 wiersze
13 KiB
JavaScript
464 wiersze
13 KiB
JavaScript
var request = require("request-promise");
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var Promise = require("promise");
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var cheerio = require("cheerio");
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var zlib = require("zlib");
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var compressjs = require("compressjs");
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var config = require("../config");
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var utils = require("./utils");
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request = request.defaults({
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gzip: true,
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headers: {
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'User-Agent': config.userAgent
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}
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});
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var nameFinderUrl = "https://nominatim.openstreetmap.org";
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var limit = 25;
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var stateAbbr = {
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"us" : {
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"alabama":"AL","alaska":"AK","arizona":"AZ","arkansas":"AR","california":"CA","colorado":"CO","connecticut":"CT",
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"delaware":"DE","florida":"FL","georgia":"GA","hawaii":"HI","idaho":"ID","illinois":"IL","indiana":"IN","iowa":"IA",
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"kansas":"KS","kentucky":"KY","louisiana":"LA","maine":"ME","maryland":"MD","massachusetts":"MA","michigan":"MI",
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"minnesota":"MN","mississippi":"MS","missouri":"MO","montana":"MT","nebraska":"NE","nevada":"NV","new hampshire":"NH",
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"new jersey":"NJ","new mexico":"NM","new york":"NY","north carolina":"NC","north dakota":"ND","ohio":"OH","oklahoma":"OK",
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"oregon":"OR","pennsylvania":"PA","rhode island":"RI","south carolina":"SC","south dakota":"SD","tennessee":"TN",
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"texas":"TX","utah":"UT","vermont":"VT","virginia":"VA","washington":"WA","west virginia":"WV","wisconsin":"WI","wyoming":"WY"
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},
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"it" : {
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"agrigento":"AG","alessandria":"AL","ancona":"AN","aosta":"AO","arezzo":"AR","ascoli piceno":"AP","asti":"AT",
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"avellino":"AV","bari":"BA","barletta":"BT","barletta-andria-trani":"BT","belluno":"BL","benevento":"BN",
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"bergamo":"BG","biella":"BI","bologna":"BO","bolzano":"BZ","brescia":"BS","brindisi":"BR","cagliari":"CA",
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"caltanissetta":"CL","campobasso":"CB","carbonia-iglesias":"CI","caserta":"CE","catania":"CT","catanzaro":"CZ",
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"chieti":"CH","como":"CO","cosenza":"CS","cremona":"CR","crotone":"KR","cuneo":"CN","enna":"EN","fermo":"FM",
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"ferrara":"FE","firenze":"FI","foggia":"FG","forli-cesena":"FC","frosinone":"FR","genova":"GE","gorizia":"GO",
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"grosseto":"GR","imperia":"IM","isernia":"IS","la spezia":"SP","l'aquila":"AQ","latina":"LT","lecce":"LE",
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"lecco":"LC","livorno":"LI","lodi":"LO","lucca":"LU","macerata":"MC","mantova":"MN","massa e carrara":"MS",
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"matera":"MT","medio campidano":"VS","messina":"ME","milano":"MI","modena":"MO","monza e brianza":"MB",
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"napoli":"NA","novara":"NO","nuoro":"NU","ogliastra":"OG","olbia-tempio":"OT","oristano":"OR","padova":"PD",
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"palermo":"PA","parma":"PR","pavia":"PV","perugia":"PG","pesaro e urbino":"PU","pescara":"PE","piacenza":"PC",
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"pisa":"PI","pistoia":"PT","pordenone":"PN","potenza":"PZ","prato":"PO","ragusa":"RG","ravenna":"RA",
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"reggio calabria":"RC","reggio emilia":"RE","rieti":"RI","rimini":"RN","roma":"RM","rovigo":"RO","salerno":"SA",
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"sassari":"SS","savona":"SV","siena":"SI","siracusa":"SR","sondrio":"SO","taranto":"TA","teramo":"TE","terni":"TR",
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"torino":"TO","trapani":"TP","trento":"TN","treviso":"TV","trieste":"TS","udine":"UD","varese":"VA","venezia":"VE",
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"verbano":"VB","verbano-cusio-ossola":"VB","vercelli":"VC","verona":"VR","vibo valentia":"VV","vicenza":"VI","viterbo":"VT"
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},
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"ca" : {
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"ontario":"ON","quebec":"QC","nova scotia":"NS","new brunswick":"NB","manitoba":"MB","british columbia":"BC",
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"prince edward island":"PE","saskatchewan":"SK","alberta":"AB","newfoundland and labrador":"NL"
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},
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"au" : {
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"australian capital territory":"ACT","jervis bay territory":"JBT","new south wales":"NSW","northern territory":"NT",
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"queensland":"QLD","south australia":"SA","tasmania":"TAS","victoria":"VIC","western australia":"WA"
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}
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};
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function find(query, loadUrls) {
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return Promise.resolve().then(function() {
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query = query.replace(/^\s+/, "").replace(/\s+$/, "");
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if(loadUrls) {
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var m = query.match(/^(node|way|relation)\s+(\d+)$/);
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if(m)
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return loadUrl("https://api.openstreetmap.org/api/0.6/" + m[1] + "/" + m[2] + (m[1] != "node" ? "/full" : ""), true);
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m = query.match(/^trace\s+(\d+)$/);
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if(m)
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return loadUrl("https://www.openstreetmap.org/trace/" + m[1] + "/data");
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if(query.match(/^https?:\/\//))
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return loadUrl(query);
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}
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var lonlat_match = query.match(/^(geo\s*:\s*)?(-?\s*\d+([.,]\d+)?)\s*[,;]\s*(-?\s*\d+([.,]\d+)?)(\s*\?z\s*=\s*(\d+))?$/);
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var osm_match = query.match(/^([nwr])(\d+)$/i);
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if(lonlat_match || osm_match)
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{ // Reverse search
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var url = nameFinderUrl + "/reverse?format=json&addressdetails=1&polygon_geojson=1&extratags=1&namedetails=1";
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var lonlat;
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if(lonlat_match) {
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lonlat = {
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lat: 1*lonlat_match[2].replace(",", ".").replace(/\s+/, ""),
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lon : 1*lonlat_match[4].replace(",", ".").replace(/\s+/, ""),
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zoom : lonlat_match[7] != null ? 1*lonlat_match[7] : null
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};
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url += "&lat=" + lonlat.lat
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+ "&lon=" + lonlat.lon
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+ "&zoom=" + (lonlat.zoom != null ? (lonlat.zoom >= 12 ? lonlat.zoom+2 : lonlat.zoom) : 17);
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} else {
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url += "&osm_type=" + osm_match[1].toUpperCase()
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+ "&osm_id=" + osm_match[2]
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}
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return request({
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url: url,
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json: true
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}).then(function(body) {
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if(!body || body.error) {
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if(lonlat) {
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var name = utils.round(lonlat.lat, 5) + ", " + utils.round(lonlat.lon, 5);
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return [ {
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lat: lonlat.lat,
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lon : lonlat.lon,
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type : "coordinates",
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short_name: name,
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display_name : name,
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zoom: lonlat.zoom != null ? lonlat.zoom : 15,
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icon: null
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} ];
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} else
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throw body ? body.error : "Invalid response from name finder";
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}
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if(lonlat) {
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body.lat = lonlat.lat;
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body.lon = lonlat.lon;
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if(lonlat.zoom != null)
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body.zoom = lonlat.zoom;
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}
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var res = prepareSearchResult(body);
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if(lonlat)
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res.id = query;
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return [ res ];
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});
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}
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return request({
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url: nameFinderUrl + "/search?format=jsonv2&polygon_geojson=1&addressdetails=1&namedetails=1&limit=" + encodeURIComponent(limit) + "&extratags=1&q=" + encodeURIComponent(query),
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json: true
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}).then(function(body) {
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if(!body)
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throw "Invalid response from name finder.";
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if(body.error)
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throw body.error;
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return body.map(prepareSearchResult);
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});
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});
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}
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function prepareSearchResult(result) {
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var displayName = makeDisplayName(result);
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return {
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short_name: result.namedetails.name || displayName.split(',')[0],
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display_name: displayName,
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boundingbox: result.boundingbox,
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lat: result.lat,
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lon: result.lon,
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zoom: result.zoom,
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extratags: result.extratags,
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geojson: result.geojson,
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icon: result.icon && result.icon.replace(/^.*\/([a-z0-9_]+)\.[a-z0-9]+\.[0-9]+\.[a-z0-9]+$/i, "$1"),
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type: result.type == "yes" ? result.category : result.type,
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id: result.osm_id ? result.osm_type.charAt(0) + result.osm_id : null
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};
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}
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/**
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* Tries to format a search result in a readable way according to the address notation habits in
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* the appropriate country.
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* @param result {Object} A place object as returned by Nominatim
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* @return {String} A readable name for the search result
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*/
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function makeDisplayName(result) {
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// See http://en.wikipedia.org/wiki/Address_%28geography%29#Mailing_address_format_by_country for
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// address notation guidelines
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var type = result.type;
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var name = result.namedetails.name;
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var countryCode = result.address.country_code;
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var road = result.address.road;
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var housenumber = result.address.house_number;
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var suburb = result.address.town || result.address.suburb || result.address.village || result.address.hamlet || result.address.residential;
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var postcode = result.address.postcode;
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var city = result.address.city;
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var county = result.address.county;
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var state = result.address.state;
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var country = result.address.country;
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if([ "road", "residential", "town", "suburb", "village", "hamlet", "residential", "city", "county", "state" ].indexOf(type) != -1)
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name = "";
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if(!city && suburb)
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{
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city = suburb;
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suburb = "";
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}
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if(road)
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{
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switch(countryCode)
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{
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case "pl":
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road = "ul. "+road;
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break;
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case "ro":
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road = "str. "+road;
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break;
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}
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}
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// Add house number to road
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if(road && housenumber)
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{
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switch(countryCode)
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{
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case "ar":
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case "at":
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case "ca":
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case "de":
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case "hr":
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case "cz":
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case "dk":
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case "fi":
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case "is":
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case "il":
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case "it":
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case "nl":
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case "no":
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case "pe":
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case "pl":
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case "sk":
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case "si":
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case "se":
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case "tr":
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road += " "+housenumber;
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break;
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case "be":
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case "es":
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road += ", "+housenumber;
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break;
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case "cl":
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road += " N° "+housenumber;
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break;
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case "hu":
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road += " "+housenumber+".";
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break;
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case "id":
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road += " No. "+housenumber;
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break;
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case "my":
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road = "No." +housenumber+", "+road;
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break;
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case "ro":
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road += ", nr. "+road;
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break;
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case "au":
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case "fr":
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case "hk":
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case "ie":
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case "in":
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case "nz":
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case "sg":
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case "lk":
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case "tw":
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case "gb":
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case "us":
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default:
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road += housenumber+" "+road;
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break;
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}
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}
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// Add postcode and districts to city
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switch(countryCode)
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{
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case "ar":
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if(postcode && city)
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city = postcode+", "+city;
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else if(postcode)
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city = postcode;
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break;
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case "at":
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case "ch":
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case "de":
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if(city)
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{
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if(suburb)
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city += "-"+(suburb);
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suburb = null;
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if(type == "suburb" || type == "residential")
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type = "city";
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if(postcode)
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city = postcode+" "+city;
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}
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break;
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case "be":
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case "hr":
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case "cz":
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case "dk":
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case "fi":
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case "fr":
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case "hu":
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case "is":
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case "il":
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case "my":
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case "nl":
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case "no":
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case "sk":
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case "si":
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case "es":
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case "se":
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case "tr":
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if(city && postcode)
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city = postcode+" "+city;
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break;
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case "au":
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case "ca":
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case "us":
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if(city && state)
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{
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var thisStateAbbr = stateAbbr[countryCode][state.toLowerCase()];
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if(thisStateAbbr)
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{
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city += " "+thisStateAbbr;
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state = null;
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}
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}
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if(city && postcode)
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city += " "+postcode;
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else if(postcode)
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city = postcode;
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break;
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case "it":
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if(city)
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{
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if(county)
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{
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var countyAbbr = stateAbbr.it[county.toLowerCase().replace(/ì/g, "i")];
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if(countyAbbr)
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{
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city += " ("+countyAbbr+")";
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county = null;
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}
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}
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if(postcode)
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city = postcode+" "+city;
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}
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break;
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case "ro":
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if(city && county)
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{
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city += ", jud. "+county;
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county = null;
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}
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if(city && postcode)
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city += ", "+postcode;
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break;
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case "cl":
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case "hk":
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// Postcode rarely/not used
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case "ie":
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case "in":
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case "id":
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case "nz":
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case "pe":
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case "sg":
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case "lk":
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case "tw":
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case "gb":
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default:
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if(city && postcode)
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city = city+" "+postcode;
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else if(postcode)
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city = postcode;
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break;
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}
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var ret = [ ];
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if(name)
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ret.push(name);
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if(road)
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ret.push(road);
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if(suburb)
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ret.push(suburb);
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if(city)
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ret.push(city);
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if([ "residential", "town", "suburb", "village", "hamlet", "residential", "city", "county", "state" ].indexOf(type) != -1)
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{ // Searching for a town
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if(county && county != city)
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ret.push(county);
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if(state && state != city)
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ret.push(state);
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}
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if(country)
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ret.push(country);
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return ret.join(", ");
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}
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function loadUrl(url, completeOsmObjects) {
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return request(url, { encoding: null }).then(function(bodyBuf) {
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if(!bodyBuf)
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throw "Invalid response from server.";
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if(bodyBuf[0] == 0x42 && bodyBuf[1] == 0x5a && bodyBuf[2] == 0x68) {// bzip2
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return new Buffer(compressjs.Bzip2.decompressFile(bodyBuf));
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}
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else if(bodyBuf[0] == 0x1f && bodyBuf[1] == 0x8b && bodyBuf[2] == 0x08) // gzip
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return Promise.denodeify(zlib.gunzip.bind(zlib))(bodyBuf);
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else
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return bodyBuf;
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}).then(function(bodyBuf) {
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var body = bodyBuf.toString();
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if(url.match(/^https?:\/\/www\.freietonne\.de\/seekarte\/getOpenLayerPois\.php\?/))
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return body;
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else if(body.match(/^\s*</)) {
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var $ = cheerio.load(body, { xmlMode: true });
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var rootEl = $.root().children();
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if(rootEl.is("osm") && completeOsmObjects) {
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return _loadSubRelations($).then(function() { return $.xml(); });
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} else if(rootEl.is("gpx,kml,osm"))
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return body;
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else
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throw "Unknown file format.";
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} else if(body.match(/^\s*\{/)) {
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var content = JSON.parse(body);
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if(content.type)
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return body;
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else
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throw "Unknown file format.";
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} else {
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throw "Unknown file format.";
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}
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});
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}
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function _loadSubRelations($) {
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var ret = [ ];
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$("member[type='relation']").each(function() {
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var relId = $(this).attr("ref");
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if($("relation[id='" + relId + "']").length == 0) {
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ret.push(request("https://api.openstreetmap.org/api/0.6/relation/" + relId + "/full"));
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}
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});
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if(ret.length > 0) {
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return Promise.all(ret).then(function(relations) {
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relations.forEach(function(relation) {
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$.root().children().append(cheerio.load(relation, { xmlMode: true }).root().children().children());
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});
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return _loadSubRelations($);
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});
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} else {
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return Promise.resolve();
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}
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}
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module.exports = {
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find: find
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}; |