reset-password enhancements and bug fix

scripts/reset-password.js

@@ -1,50 +1,90 @@
 var nodemailer = require('nodemailer'),
-	mongoose = require('mongoose'),
-	config = require('../config/config'),
-	mg = require('../config/lib/mongoose');
+  mongoose = require('mongoose'),
+  chalk = require('chalk'),
+  config = require('../config/config'),
+  mg = require('../config/lib/mongoose');
 
 var transporter = nodemailer.createTransport(config.mailer.options);
 var link = 'reset link here'; // PUT reset link here
+var email = {
+  from: config.mailer.from,
+  subject: 'Security update'
+};
+var text = [
+  'Dear {{name}},',
+  '\n',
+  'We have updated our password storage systems to be more secure and more efficient, please click the link below to reset your password so you can login in the future.',
+  link,
+  '\n',
+  'Thanks,',
+  'The Team'
+].join('\n');
 
-mg.connect(function(db) {
-	var User = mongoose.model('User');
-
-	User.find().exec(function(err, users) {
-		if (err) {
-			throw err;
-		}
-
-		var email = {
-			from: 'noreply@xyz.com',
-			subject: 'Security update'
-		};
-
-		for (var i = 0; i < users.length; i++) {
-			var text = [
-				'Dear ' + users[i].displayName,
-				'\n',
-				'We have updated our password storage systems to be more secure and more efficient, please click the link below to reset your password so you can login in the future.',
-				link,
-				'\n',
-				'Thanks,',
-				'The Team'
-			].join('\n');
-
-			email.to = users[i].email;
-			email.text = text;
-			email.html = text;
-
-			transporter.sendMail(email, function(err, info) {
-				if (err) {
-					console.log('Error: ', err);
-					console.log('Could not send email for ', users[i].displayName);
-				} else {
-					console.log('Sent reset password email for ', users[i].displayName);
-				}
-			});
-		}
-
-		console.log('Sent all emails');
-		process.exit(0);
-	});
+mg.loadModels();
+
+mg.connect(function (db) {
+  var User = mongoose.model('User');
+
+  User.find().exec(function (err, users) {
+    if (err) {
+      throw err;
+    }
+
+    var processedCount = 0,
+      errorCount = 0;
+
+    // report and exit if no users were found
+    if (users.length === 0) {
+      return reportAndExit(processedCount, errorCount);
+    }
+
+    for (var i = 0; i < users.length; i++) {
+      sendEmail(users[i]);
+    }
+
+    function sendEmail(user) {
+      email.to = user.email;
+      email.text = email.html = text.replace('{{name}}', user.displayName);
+
+      transporter.sendMail(email, emailCallback(user));
+    };
+
+    function emailCallback(user) {
+      return function (err, info) {
+        processedCount++;
+
+        if (err) {
+          errorCount++;
+
+          if (config.mailer.options.debug) {
+            console.log('Error: ', err);
+          }
+          console.error('[' + processedCount + '/' + users.length + '] ' + chalk.red('Could not send email for ' + user.displayName));
+        } else {
+          console.log('[' + processedCount + '/' + users.length + '] Sent reset password email for ' + user.displayName);
+        }
+
+        if (processedCount === users.length) {
+          return reportAndExit(processedCount, errorCount);
+        }
+      };
+    };
+
+    // report the processing results and exit
+    function reportAndExit(processedCount, errorCount) {
+      var successCount = processedCount - errorCount;
+
+      console.log();
+
+      if (processedCount === 0) {
+        console.log(chalk.yellow('No users were found.'));
+      } else {
+        var alert = (!errorCount) ? chalk.green : ((successCount / processedCount) < .8) ? chalk.red : chalk.yellow;
+
+        console.log(alert('Sent ' + successCount + ' of ' + processedCount + ' emails successfully.'));
+      }
+
+      process.exit(0);
+    }
+  });
 });