NodeJS for kumar_asshole

nodejs/kumar_asshole.js

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+#!/usr/bin/env node
+
+/* Before running:
+        npm install nodemailer
+        npm install imap
+
+I realize this is long. IMAP can only fetch emails and nodemailer can only
+send. Could try implementing with Gmail Node API later.
+*/
+
+var GMAIL_USERNAME = process.env['GMAIL_USERNAME'];
+var GMAIL_PASSWORD = process.env['GMAIL_PASSWORD'];
+
+var KUMAR_EMAIL = '[email protected]';
+var EMAIL = 'No worries mate, be careful next time';
+
+// Scan for unread email from Kumar
+var Imap = require('imap');
+var imap = new Imap({
+    user: GMAIL_USERNAME,
+    password: GMAIL_PASSWORD,
+    host: 'imap.gmail.com',
+    port: 993,
+    tls: true,
+    tlsOptions: { rejectUnauthorized: false }
+});
+
+function openInbox(cb) {
+    imap.openBox('INBOX', false, cb);
+}
+
+imap.once('ready', function() {
+    openInbox(function(err, box) {
+        if (err)
+            process.exit(1);
+
+        imap.search(['UNSEEN', ['FROM', KUMAR_EMAIL]],
+            function(err, results) {
+
+            if (err)
+                process.exit(1);
+
+            // RegEx search for keywords; ignore case
+            var kumarPattern = new RegExp(/sorry|help|wrong/i);
+
+            // IMAP dumps all headers, so need to parse and get email body
+            var MailParser = require("mailparser").MailParser;
+
+            var f = imap.fetch(results, {bodies: ''});
+            f.on('message', function(msg, seqno) {
+                msg.on('body', function(stream, info) {
+                    var kumarEmail = "";
+
+                    stream.on('data', function(chunk) {
+                        kumarEmail += chunk.toString('utf8');
+                    });
+
+                    stream.once('end', function() {
+                        var mailparser = new MailParser();
+                        mailparser.on("end", function(mail_object){
+
+                            // If the RegEx matches
+                            if(mail_object.text.match(kumarPattern)) {
+                                // Shoot email to Kumar!
+                                var nodemailer = require('nodemailer');
+
+                                // create reusable transporter object using SMTP transport
+                                var transporter = nodemailer.createTransport({
+                                    service: 'Gmail',
+                                    auth: {
+                                        user: GMAIL_USERNAME,
+                                        pass: GMAIL_PASSWORD
+                                    }
+                                });
+
+                                // setup e-mail data
+                                var mailOptions = {
+                                    from: GMAIL_USERNAME,
+                                    to: KUMAR_EMAIL,
+                                    subject: 'Database Fixes',
+                                    text: EMAIL
+                                };
+
+                                // send mail with defined transport object
+                                transporter.sendMail(mailOptions, function(error, info) {
+                                    if(error)
+                                        process.exit(1)
+                                });
+                            }
+                        });
+
+                        mailparser.write(kumarEmail);
+                        mailparser.end();
+                    });
+                });
+
+                msg.once('end', function() {
+                    // Fetched all unread from kumar
+                });
+            });
+
+            f.once('error', function(err) {
+                process.exit(1);
+            });
+
+            f.once('end', function() {
+                imap.end();
+            });
+        });
+    });
+});
+
+imap.connect();