leaflet-control-geocoder/src/geocoders/bing.js

Extendable geocoder with builtin support for Nominatim, Bing, Google, Mapbox, Photon, What3Words, MapQuest, Mapzen

var L = require('leaflet'),
	Util = require('../util');

module.exports = {
	class: L.Class.extend({
		initialize: function(key) {
			this.key = key;
		},

		geocode : function (query, cb, context) {
			Util.jsonp('//dev.virtualearth.net/REST/v1/Locations', {
				query: query,
				key : this.key
			}, function(data) {
				var results = [];
				if( data.resourceSets.length > 0 ){
					for (var i = data.resourceSets[0].resources.length - 1; i >= 0; i--) {
						var resource = data.resourceSets[0].resources[i],
							bbox = resource.bbox;
						results[i] = {
							name: resource.name,
							bbox: L.latLngBounds([bbox[0], bbox[1]], [bbox[2], bbox[3]]),
							center: L.latLng(resource.point.coordinates)
						};
					}
				}
				cb.call(context, results);
			}, this, 'jsonp');
		},

		reverse: function(location, scale, cb, context) {
			Util.jsonp('//dev.virtualearth.net/REST/v1/Locations/' + location.lat + ',' + location.lng, {
				key : this.key
			}, function(data) {
				var results = [];
				for (var i = data.resourceSets[0].resources.length - 1; i >= 0; i--) {
					var resource = data.resourceSets[0].resources[i],
						bbox = resource.bbox;
					results[i] = {
						name: resource.name,
						bbox: L.latLngBounds([bbox[0], bbox[1]], [bbox[2], bbox[3]]),
						center: L.latLng(resource.point.coordinates)
					};
				}
				cb.call(context, results);
			}, this, 'jsonp');
		}
	}),

	factory: function(key) {
		return new L.Control.Geocoder.Bing(key);
	}
};