what3words

Node.js library for what3words API

Getting started

$ npm install --save what3words

Usage

Node.js

var w3w = require('what3words');

Config

var options = {
  key : '<YOUR_API_KEY_HERE>',
  lang : 'en',
  display : 'terse'
}

w3w.config(options);

options

All config options can be overidden in function calls. Each config option will be included in every call that is not
overidden by the specific function call.

• key (required) - your API key (get yours here)
• lang (optional) - a supported w3w address language: en (the default), de, ru, sv, pt, sw, it, fr, es or tr.
• format (optional) - return data format type. Can be json (the default), geojson or xml
• display (optional) - return display type. Can be full (the default) or terse

Functions

For each of the functions below, all options are passed in the first function parameter. If a second parameter is included, that will be the functions callback. If not, the function will return a Promise.

forward(options[, callback])

options

• addr (required) - a 3 word address as a string
• lang (optional) - a supported w3w address language (see Config)
• format (optional) - return data format type (see Config)
• display (optional) - return display type (see Config)

reverse(options[, callback])

options

• coords (required) - coordinates as a comma separated string of latitude and longitude
• lang (optional) - a supported w3w address language (see Config)
• format (optional) - return data format type (see Config)
• display (optional) - return display type (see Config)

autosuggest(options[, callback])

options

• addr (required) - a 3 word address as a string
• lang (optional) - a supported w3w address language (see Config)
• format (optional) - return data format type (see Config)
• display (optional) - return display type (see Config)
• focus (optional) - a location, specified as a latitude,longitude used to refine the results.
• clip (optional) - Restricts results to those within a geographical area. If omitted defaults to clip=none.

standardblend(options[, callback])

options

• addr (required) - a 3 word address as a string
• lang (optional) - a supported w3w address language (see Config)
• format (optional) - return data format type (see Config)
• focus (optional) - a location, specified as a latitude,longitude used to refine the results.

grid(options[, callback])

options

• bbox (required) - Bounding box, specified by the northeast and southwest corner coordinates, for which the grid should be returned
• format (optional) - return data format type (see Config)

languages(options[, callback])

options

• format (optional) - return data format type (see Config)

Example

var w3w = require('what3words');

w3w.config({
  key : '<INSERT_YOUR_API_KEY>',
  lang : 'en'
});

w3w.forward({
  addr : 'steep.sober.potato',
  display : 'terse'
}, function (err, res){
  if (err) console.log(err);
  else console.log(JSON.stringify(res, null, 4));
});

Test

$ npm test