closes #4617

Serving english timeago strings from server instead of round-trip
re-request on failure.

public/src/modules/translator.js

@@ -109,17 +109,6 @@
 			$.getScript(RELATIVE_PATH + '/vendor/jquery/timeago/locales/jquery.timeago.' + languageCode + '-short.js').success(function() {
 				// Switch back to long-form
 				translator.toggleTimeagoShorthand();
-			}).fail(function() {
-				$.getScript(RELATIVE_PATH + '/vendor/jquery/timeago/locales/jquery.timeago.en-short.js').success(function() {
-					// Switch back to long-form
-					translator.toggleTimeagoShorthand();
-				});
-			});
-		}).fail(function() {
-			$.getScript(RELATIVE_PATH + '/vendor/jquery/timeago/locales/jquery.timeago.en-short.js').success(function() {
-				// Switch back to long-form
-				translator.toggleTimeagoShorthand();
-				$.getScript(RELATIVE_PATH + '/vendor/jquery/timeago/locales/jquery.timeago.en.js');
 			});
 		});
 

src/middleware/middleware.js

@@ -5,6 +5,7 @@ var app,
 		admin: {}
 	},
 	async = require('async'),
+	fs = require('fs'),
 	path = require('path'),
 	csrf = require('csurf'),
 	_ = require('underscore'),
@@ -302,6 +303,28 @@ middleware.applyBlacklist = function(req, res, next) {
 	});
 };
 
+middleware.processLanguages = function(req, res, next) {
+	var fallback = req.path.indexOf('-short') === -1 ? 'jquery.timeago.en.js' : 'jquery.timeago.en-short.js',
+		localPath = path.join(__dirname, '../../public/vendor/jquery/timeago/locales', req.path),
+		exists;
+
+	try {
+		exists = fs.accessSync(localPath, fs.F_OK | fs.R_OK);
+	} catch(e) {
+		exists = false;
+	}
+
+	if (exists) {
+		res.status(200).sendFile(localPath, {
+			maxAge: app.enabled('cache') ? 5184000000 : 0
+		});
+	} else {
+		res.status(200).sendFile(path.join(__dirname, '../../public/vendor/jquery/timeago/locales', fallback), {
+			maxAge: app.enabled('cache') ? 5184000000 : 0
+		});
+	}
+};
+
 module.exports = function(webserver) {
 	app = webserver;
 	middleware.admin = require('./admin')(webserver);

src/routes/index.js

@@ -144,11 +144,10 @@ module.exports = function(app, middleware, hotswapIds) {
 	}
 
 	app.use(middleware.privateUploads);
-
 	app.use(relativePath, express.static(path.join(__dirname, '../../', 'public'), {
 		maxAge: app.enabled('cache') ? 5184000000 : 0
 	}));
-
+	app.use('/vendor/jquery/timeago/locales', middleware.processLanguages);
 	app.use(controllers.handle404);
 	app.use(controllers.handleErrors);