mirror of
https://github.com/node-red/node-red.git
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262 lines
11 KiB
JavaScript
262 lines
11 KiB
JavaScript
/**
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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module.exports = function(RED) {
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var util = require('util');
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var nodemailer = require("nodemailer");
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var Imap = null;
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try {
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Imap = require('imap');
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} catch (e) {
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util.log("[61-email.js] - imap npm not installed - no inbound email available");
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}
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//console.log(nodemailer.Transport.transports.SMTP.wellKnownHosts);
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// module.exports = { service: "Gmail", user: "blahblah@gmail.com", pass: "password", server: "imap.gmail.com", port: "993" }
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try { var globalkeys = RED.settings.email || require(process.env.NODE_RED_HOME+"/../emailkeys.js"); }
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catch(err) { }
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function EmailNode(n) {
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RED.nodes.createNode(this,n);
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this.topic = n.topic;
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this.name = n.name;
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this.outserver = n.server;
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this.outport = n.port;
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var flag = false;
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var credentials = RED.nodes.getCredentials(n.id);
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if ((credentials) && (credentials.hasOwnProperty("userid"))) { this.userid = credentials.userid; }
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else {
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if (globalkeys) { this.userid = globalkeys.user; flag = true; }
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else { this.error("No e-mail userid set"); }
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}
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if ((credentials) && (credentials.hasOwnProperty("password"))) { this.password = credentials.password; }
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else {
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if (globalkeys) { this.password = globalkeys.pass; flag = true; }
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else { this.error("No e-mail password set"); }
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}
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if (flag) { RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); }
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var node = this;
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var smtpTransport = nodemailer.createTransport("SMTP",{
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//service: emailkey.service,
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// {
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//transport: 'SMTP',
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host: node.outserver,
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port: node.outport,
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requiresAuth: true,
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secureConnection: true,
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//domains: [ 'gmail.com', 'googlemail.com' ],
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//},
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auth: {
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user: node.userid,
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pass: node.password
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}
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});
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this.on("input", function(msg) {
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//node.log("email :",this.id,this.topic," received",msg.payload);
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if (msg != null) {
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if (smtpTransport) {
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smtpTransport.sendMail({
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from: node.userid, // sender address
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to: node.name, // comma separated list of receivers
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subject: msg.topic, // subject line
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text: msg.payload // plaintext body
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}, function(error, response) {
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if (error) {
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node.error(error);
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} else {
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node.log("Message sent: " + response.message);
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}
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});
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}
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else { node.warn("No Email credentials found. See info panel."); }
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}
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});
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}
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RED.nodes.registerType("e-mail",EmailNode);
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function EmailInNode(n) {
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RED.nodes.createNode(this,n);
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this.name = n.name;
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this.repeat = n.repeat * 1000 || 300000;
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this.inserver = n.server || emailkey.server || "imap.gmail.com";
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this.inport = n.port || emailkey.port || "993";
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var flag = false;
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var credentials = RED.nodes.getCredentials(n.id);
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if ((credentials) && (credentials.hasOwnProperty("userid"))) { this.userid = credentials.userid; }
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else {
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if (globalkeys) { this.userid = globalkeys.user; flag = true; }
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else { this.error("No e-mail userid set"); }
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}
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if ((credentials) && (credentials.hasOwnProperty("password"))) { this.password = credentials.password; }
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else {
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if (globalkeys) { this.password = globalkeys.pass; flag = true; }
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else { this.error("No e-mail password set"); }
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}
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if (flag) { RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); }
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var node = this;
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this.interval_id = null;
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var oldmail = {};
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var imap = new Imap({
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user: node.userid,
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password: node.password,
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host: node.inserver,
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port: node.inport,
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tls: true,
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tlsOptions: { rejectUnauthorized: false },
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connTimeout: node.repeat,
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authTimeout: node.repeat
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});
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if (!isNaN(this.repeat) && this.repeat > 0) {
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node.log("repeat = "+this.repeat);
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this.interval_id = setInterval( function() {
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node.emit("input",{});
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}, this.repeat );
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}
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this.on("input", function(msg) {
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imap.once('ready', function() {
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var pay = {};
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imap.openBox('INBOX', true, function(err, box) {
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if (box.messages.total > 0) {
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var f = imap.seq.fetch(box.messages.total + ':*', { bodies: ['HEADER.FIELDS (FROM SUBJECT DATE)','TEXT'] });
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f.on('message', function(msg, seqno) {
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node.log('message: #'+ seqno);
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var prefix = '(#' + seqno + ') ';
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msg.on('body', function(stream, info) {
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var buffer = '';
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stream.on('data', function(chunk) {
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buffer += chunk.toString('utf8');
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});
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stream.on('end', function() {
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if (info.which !== 'TEXT') {
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pay.from = Imap.parseHeader(buffer).from[0];
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pay.topic = Imap.parseHeader(buffer).subject[0];
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pay.date = Imap.parseHeader(buffer).date[0];
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} else {
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var parts = buffer.split("Content-Type");
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for (var p in parts) {
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if (parts[p].indexOf("text/plain") >= 0) {
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pay.payload = parts[p].split("\n").slice(1,-2).join("\n").trim();
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}
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if (parts[p].indexOf("text/html") >= 0) {
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pay.html = parts[p].split("\n").slice(1,-2).join("\n").trim();
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}
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}
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//pay.body = buffer;
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}
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});
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});
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msg.on('end', function() {
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//node.log('Finished: '+prefix);
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});
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});
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f.on('error', function(err) {
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node.warn('fetch error: ' + err);
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});
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f.on('end', function() {
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if (JSON.stringify(pay) !== oldmail) {
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node.send(pay);
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oldmail = JSON.stringify(pay);
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node.log('received new email: '+pay.topic);
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}
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else { node.log('duplicate not sent: '+pay.topic); }
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imap.end();
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});
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}
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else {
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node.log("you have achieved inbox zero");
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imap.end();
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}
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});
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});
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imap.on('error', function(err) {
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node.log(err);
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});
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imap.connect();
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});
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this.on("error", function(err) {
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node.log("error: ",err);
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});
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this.on("close", function() {
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if (this.interval_id != null) {
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clearInterval(this.interval_id);
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}
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if (imap) { imap.destroy(); }
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});
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node.emit("input",{});
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}
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if (Imap != null) {
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RED.nodes.registerType("e-mail in",EmailInNode);
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}
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var querystring = require('querystring');
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RED.httpAdmin.get('/email/global',function(req,res) {
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res.send(JSON.stringify({hasToken:!(globalkeys && globalkeys.userid && globalkeys.password)}));
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});
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RED.httpAdmin.get('/email/:id',function(req,res) {
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var credentials = RED.nodes.getCredentials(req.params.id);
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if (credentials) {
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res.send(JSON.stringify({userid:credentials.userid,hasPassword:(credentials.password&&credentials.password!="")}));
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}
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else if (globalkeys && globalkeys.user && globalkeys.pass) {
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RED.nodes.addCredentials(req.params.id,{userid:globalkeys.user, password:globalkeys.pass, global:true});
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credentials = RED.nodes.getCredentials(req.params.id);
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res.send(JSON.stringify({userid:credentials.userid,global:credentials.global,hasPassword:(credentials.password&&credentials.password!="")}));
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}
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else {
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res.send(JSON.stringify({}));
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}
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});
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RED.httpAdmin.delete('/email/:id',function(req,res) {
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RED.nodes.deleteCredentials(req.params.id);
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res.send(200);
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});
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RED.httpAdmin.post('/email/:id',function(req,res) {
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var body = "";
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req.on('data', function(chunk) {
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body+=chunk;
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});
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req.on('end', function(){
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var newCreds = querystring.parse(body);
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var credentials = RED.nodes.getCredentials(req.params.id)||{};
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if (newCreds.userid == null || newCreds.userid == "") {
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delete credentials.userid;
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} else {
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credentials.userid = newCreds.userid;
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}
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if (newCreds.password == "") {
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delete credentials.password;
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} else {
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credentials.password = newCreds.password||credentials.password;
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}
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RED.nodes.addCredentials(req.params.id,credentials);
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res.send(200);
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});
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});
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}
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