closes #6768

public/language/en-GB/admin/manage/users.json

@@ -93,7 +93,7 @@
 	"alerts.error-x": "<strong>Error</strong><p>%1</p>",
 	"alerts.create-success": "User created!",
 
-	"alerts.prompt-email": "Email: ",
+	"alerts.prompt-email": "Emails: ",
 	"alerts.email-sent-to": "An invitation email has been sent to %1",
 	"alerts.x-users-found": "%1 user(s) found! Search took %2 ms."
 }

public/language/en-GB/users.json

@@ -10,6 +10,7 @@
 	"filter-by": "Filter By",
 	"online-only": "Online only",
 	"invite": "Invite",
+	"prompt-email": "Emails:",
 	"invitation-email-sent": "An invitation email has been sent to %1",
 	"user_list": "User List",
 	"recent_topics": "Recent Topics",

public/src/client/users.js

@@ -130,7 +130,7 @@ define('forum/users', ['translator', 'benchpress'], function (translator, Benchp
 
 	function handleInvite() {
 		$('[component="user/invite"]').on('click', function () {
-			bootbox.prompt('Email: ', function (email) {
+			bootbox.prompt('[[users:prompt-email]]', function (email) {
 				if (!email) {
 					return;
 				}

src/socket.io/user.js

@@ -289,21 +289,19 @@ SocketUser.invite = function (socket, email, callback) {
 				return next(new Error('[[error:no-privileges]]'));
 			}
 
-			var max = parseInt(meta.config.maximumInvites, 10);
-			if (!max) {
-				return user.sendInvitationEmail(socket.uid, email, callback);
-			}
-
 			async.waterfall([
 				function (next) {
 					user.getInvitesNumber(socket.uid, next);
 				},
 				function (invites, next) {
-					if (!isAdmin && invites >= max) {
+					var max = parseInt(meta.config.maximumInvites, 10);
+					if (!isAdmin && max && invites >= max) {
 						return next(new Error('[[error:invite-maximum-met, ' + invites + ', ' + max + ']]'));
 					}
-
-					user.sendInvitationEmail(socket.uid, email, next);
+					email = email.split(',').map(email => email.trim()).filter(Boolean);
+					async.eachSeries(email, function (email, next) {
+						user.sendInvitationEmail(socket.uid, email, next);
+					}, next);
 				},
 			], next);
 		},