Merge pull request #5431 from NodeBB/ajaxify-cache-buster

Ajaxify improvements, `/assets/uploads/` fixes, cache buster improvements

public/src/ajaxify.js

@@ -249,48 +249,37 @@ $(document).ready(function () {
 		$(window).trigger('action:script.load', data);
 
 		// Require and parse modules
-		var outstanding = 0;
-		var onReady = function () {
-			if (outstanding) {
-				return setTimeout(onReady, 100);
+		var outstanding = data.scripts.length;
+
+		data.scripts.map(function (script) {
+			if (typeof script === 'function') {
+				return function (next) {
+					script();
+					next();
+				};
 			}
-
-			data.scripts = data.scripts.filter(Boolean);
-			data.scripts.forEach(function (functionRef) {
-				functionRef();
-			});
-
-			callback();
-		};
-
-		data.scripts.forEach(function (script, idx) {
-			switch (typeof script) {
-				case 'string':
-					++outstanding;
-					(function (idx) {
-						require([script], function (script) {
-							if (script && script.init) {
-								data.scripts[idx] = script.init;
-							} else {
-								data.scripts[idx] = null;
-							}
-							--outstanding;
-						});
-					}(idx));
-					break;
-
-				case 'function':
-					// No changes needed
-					break;
-
-				default:
-					// Neither? No comprende
-					data.scripts[idx] = undefined;
-					break;
+			if (typeof script === 'string') {
+				return function (next) {
+					require([script], function (script) {
+						if (script && script.init) {
+							script.init();
+						}
+						next();
+					}, function () {
+						// ignore 404 error
+						next();
+					});
+				};
 			}
+			return null;
+		}).filter(Boolean).forEach(function (fn) {
+			fn(function () {
+				outstanding -= 1;
+				if (outstanding === 0) {
+					callback();
+				}
+			});
 		});
-
-		onReady();
 	};
 
 	ajaxify.loadData = function (url, callback) {

src/controllers/index.js

@@ -365,7 +365,7 @@ Controllers.handle404 = function (req, res) {
 
 	if (isClientScript.test(req.url)) {
 		res.type('text/javascript').status(200).send('');
-	} else if (req.path.startsWith(relativePath + '/uploads') || (req.get('accept') && req.get('accept').indexOf('text/html') === -1) || req.path === '/favicon.ico') {
+	} else if (req.path.startsWith(relativePath + '/assets/uploads') || (req.get('accept') && req.get('accept').indexOf('text/html') === -1) || req.path === '/favicon.ico') {
 		meta.errors.log404(req.path || '');
 		res.sendStatus(404);
 	} else if (req.accepts('html')) {

src/meta/cacheBuster.js

@@ -32,15 +32,15 @@ exports.read = function read(callback) {
 	fs.readFile(filePath, function (err, buffer) {
 		if (err) {
 			winston.warn('[cache-buster] could not read cache buster: ' + err.message);
-			return callback();
+			return callback(null, generate());
 		}
 
-		buffer = buffer.toString();
-		if (buffer) {
-			cached = buffer;
-			return callback(null, cached);
+		if (!buffer || buffer.toString().length !== 11) {
+			winston.warn('[cache-buster] cache buster string invalid: expected /[a-z0-9]{11}/, got `' + buffer + '`');
+			return callback(null, generate());
 		}
 
-		callback();
+		cached = buffer.toString();
+		callback(null, cached);
 	});
 };