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Diffstat (limited to 'dgbuilder/core_nodes/social/61-email.js')
| -rw-r--r-- | dgbuilder/core_nodes/social/61-email.js | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/dgbuilder/core_nodes/social/61-email.js b/dgbuilder/core_nodes/social/61-email.js new file mode 100644 index 00000000..7d0f8cb9 --- /dev/null +++ b/dgbuilder/core_nodes/social/61-email.js @@ -0,0 +1,246 @@ +/** + * Copyright 2013,2014 IBM Corp. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + **/ + +module.exports = function(RED) { + "use strict"; + var nodemailer = require("nodemailer"); + var Imap = require('imap'); + + //console.log(nodemailer.Transport.transports.SMTP.wellKnownHosts); + + try { + var globalkeys = RED.settings.email || require(process.env.NODE_RED_HOME+"/../emailkeys.js"); + } catch(err) { + } + + function EmailNode(n) { + RED.nodes.createNode(this,n); + this.topic = n.topic; + this.name = n.name; + this.outserver = n.server; + this.outport = n.port; + var flag = false; + if (this.credentials && this.credentials.hasOwnProperty("userid")) { + this.userid = this.credentials.userid; + } else { + if (globalkeys) { + this.userid = globalkeys.user; + flag = true; + } else { + this.error("No e-mail userid set"); + } + } + if (this.credentials && this.credentials.hasOwnProperty("password")) { + this.password = this.credentials.password; + } else { + if (globalkeys) { + this.password = globalkeys.pass; + flag = true; + } else { + this.error("No e-mail password set"); + } + } + if (flag) { + RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); + } + var node = this; + + var smtpTransport = nodemailer.createTransport({ + host: node.outserver, + port: node.outport, + secure: true, + auth: { + user: node.userid, + pass: node.password + } + }); + + this.on("input", function(msg) { + if (smtpTransport) { + node.status({fill:"blue",shape:"dot",text:"sending"}); + var payload = RED.util.ensureString(msg.payload); + smtpTransport.sendMail({ + from: node.userid, // sender address + to: msg.to || node.name, // comma separated list of addressees + subject: msg.topic, // subject line + text: payload // plaintext body + }, function(error, info) { + if (error) { + node.error(error); + node.status({fill:"red",shape:"ring",text:"send failed"}); + } else { + node.log("Message sent: " + info.response); + node.status({}); + } + }); + } + else { node.warn("No Email credentials found. See info panel."); } + }); + } + RED.nodes.registerType("e-mail",EmailNode,{ + credentials: { + userid: {type:"text"}, + password: {type: "password"}, + global: { type:"boolean"} + } + }); + + function EmailInNode(n) { + RED.nodes.createNode(this,n); + this.name = n.name; + this.repeat = n.repeat * 1000 || 300000; + this.inserver = n.server || globalkeys.server || "imap.gmail.com"; + this.inport = n.port || globalkeys.port || "993"; + var flag = false; + + if (this.credentials && this.credentials.hasOwnProperty("userid")) { + this.userid = this.credentials.userid; + } else { + if (globalkeys) { + this.userid = globalkeys.user; + flag = true; + } else { + this.error("No e-mail userid set"); + } + } + if (this.credentials && this.credentials.hasOwnProperty("password")) { + this.password = this.credentials.password; + } else { + if (globalkeys) { + this.password = globalkeys.pass; + flag = true; + } else { + this.error("No e-mail password set"); + } + } + if (flag) { + RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); + } + + var node = this; + this.interval_id = null; + var oldmail = {}; + + var imap = new Imap({ + user: node.userid, + password: node.password, + host: node.inserver, + port: node.inport, + tls: true, + tlsOptions: { rejectUnauthorized: false }, + connTimeout: node.repeat, + authTimeout: node.repeat + }); + + if (!isNaN(this.repeat) && this.repeat > 0) { + node.log("repeat = "+this.repeat); + this.interval_id = setInterval( function() { + node.emit("input",{}); + }, this.repeat ); + } + + this.on("input", function(msg) { + imap.once('ready', function() { + node.status({fill:"blue",shape:"dot",text:"fetching"}); + var pay = {}; + imap.openBox('INBOX', true, function(err, box) { + if (box.messages.total > 0) { + var f = imap.seq.fetch(box.messages.total + ':*', { bodies: ['HEADER.FIELDS (FROM SUBJECT DATE)','TEXT'] }); + f.on('message', function(msg, seqno) { + node.log('message: #'+ seqno); + var prefix = '(#' + seqno + ') '; + msg.on('body', function(stream, info) { + var buffer = ''; + stream.on('data', function(chunk) { + buffer += chunk.toString('utf8'); + }); + stream.on('end', function() { + if (info.which !== 'TEXT') { + pay.from = Imap.parseHeader(buffer).from[0]; + pay.topic = Imap.parseHeader(buffer).subject[0]; + pay.date = Imap.parseHeader(buffer).date[0]; + } else { + var parts = buffer.split("Content-Type"); + for (var p = 0; p < parts.length; p++) { + if (parts[p].indexOf("text/plain") >= 0) { + pay.payload = parts[p].split("\n").slice(1,-2).join("\n").trim(); + } + if (parts[p].indexOf("text/html") >= 0) { + pay.html = parts[p].split("\n").slice(1,-2).join("\n").trim(); + } + } + //pay.body = buffer; + } + }); + }); + msg.on('end', function() { + //node.log('Finished: '+prefix); + }); + }); + f.on('error', function(err) { + node.warn('fetch error: ' + err); + node.status({fill:"red",shape:"ring",text:"fetch error"}); + }); + f.on('end', function() { + if (JSON.stringify(pay) !== oldmail) { + node.send(pay); + oldmail = JSON.stringify(pay); + node.log('received new email: '+pay.topic); + } + else { node.log('duplicate not sent: '+pay.topic); } + //node.status({fill:"green",shape:"dot",text:"ok"}); + node.status({}); + imap.end(); + }); + } + else { + node.log("you have achieved inbox zero"); + //node.status({fill:"green",shape:"dot",text:"ok"}); + node.status({}); + imap.end(); + } + }); + }); + node.status({fill:"grey",shape:"dot",text:"connecting"}); + imap.connect(); + }); + + imap.on('error', function(err) { + node.log(err); + node.status({fill:"red",shape:"ring",text:"connect error"}); + }); + + this.on("error", function(err) { + node.log("error: ",err); + }); + + this.on("close", function() { + if (this.interval_id != null) { + clearInterval(this.interval_id); + } + if (imap) { imap.destroy(); } + }); + + node.emit("input",{}); + } + RED.nodes.registerType("e-mail in",EmailInNode,{ + credentials: { + userid: {type:"text"}, + password: {type: "password"}, + global: { type:"boolean"} + } + }); +} |