module.exports = function(RED) { "use strict"; var What3Words = require('geo.what3words'); var what3wordsNode = function(n) { RED.nodes.createNode(this, n); this.lang = n.lang || "en"; var credentials = RED.nodes.getCredentials(n.id); if ((credentials) && (credentials.hasOwnProperty("pushkey"))) { this.pushkey = credentials.pushkey; } else { this.error("No what3words API key set"); } this.w3w = new What3Words(this.pushkey); var node = this; var w1 = /^\*\w{6,31}$/; var w3 = /^\w+\.\w+\.\w+$/; this.on("input", function(msg) { if (msg.hasOwnProperty("location")) { var lat = msg.location.lat; var lon = msg.location.lon; node.w3w.positionToWords({ position:lat + "," + lon, lang:node.lang }) .then(function(response) { msg.payload = response; // prom.cape.pump if (!msg.hasOwnProperty("topic") || (msg.topic === "")) { msg.topic = "what3words"; } node.send(msg); }) .catch(function(err) { node.warn(err) }); } else if (typeof (msg.payload) === "string") { if (msg.payload.split(",").length === 2) { // see if it's 2 comma separated words node.w3w.positionToWords({ position:msg.payload, lang:node.lang }) .then(function(response) { msg.payload = response; // prom.cape.pump if (!msg.hasOwnProperty("topic") || (msg.topic === "")) { msg.topic = "what3words"; } node.send(msg); }) .catch(function(err) { node.warn(err); }); } else if (msg.payload.match(w3)) { // see if it's 3 dot separated words node.w3w.wordsToPosition({ words:msg.payload }) .then(function(response) { if (!msg.hasOwnProperty("location")) { msg.location = {}; } msg.location.lat = Number(response.split(",")[0]); msg.location.lon = Number(response.split(",")[1]); node.send(msg); }) .catch(function(err) { node.warn(err) }); } else if (msg.payload.match(w1)) { // see if it's a *Oneword node.w3w.wordsToPosition({ words:msg.payload }) .then(function(response) { if (!msg.hasOwnProperty("location")) { msg.location = {}; } msg.location.lat = Number(response.split(",")[0]); msg.location.lon = Number(response.split(",")[1]); msg.payload = response; node.send(msg); }) .catch(function(err) { node.warn(err); }); } else { node.warn("No useable data found. See info."); } } else { node.warn("No useable data found. See info."); } }); } RED.nodes.registerType("what3words", what3wordsNode); var querystring = require('querystring'); RED.httpAdmin.get('/what3words/:id', RED.auth.needsPermission('what3words.read'), function(req, res) { var credentials = RED.nodes.getCredentials(req.params.id); if (credentials) { res.send(JSON.stringify({hasPassword:(credentials.pushkey && credentials.pushkey !== "")})); } else { res.send(JSON.stringify({})); } }); RED.httpAdmin.delete('/what3words/:id', RED.auth.needsPermission('what3words.write'), function(req, res) { RED.nodes.deleteCredentials(req.params.id); res.send(200); }); RED.httpAdmin.post('/what3words/:id', RED.auth.needsPermission('what3words.write'), function(req, res) { var body = ""; req.on('data', function(chunk) { body += chunk; }); req.on('end', function() { var newCreds = querystring.parse(body); var credentials = RED.nodes.getCredentials(req.params.id) || {}; if (newCreds.pushkey === "") { delete credentials.pushkey; } else { credentials.pushkey = newCreds.pushkey || credentials.pushkey; } RED.nodes.addCredentials(req.params.id, credentials); res.send(200); }); }); }