updated checkAccountPermissions to call requireUser, and added new hook for plugins to handle auth login

src/middleware/middleware.js

@@ -32,6 +32,12 @@ var app,
 middleware.authenticate = function(req, res, next) {
 	if (req.user) {
 		return next();
+	} else if (plugins.hasListeners('action:middleware.authenticate')) {
+		return plugins.fireHook('action:middleware.authenticate', {
+			req: req,
+			res: res,
+			next: next
+		});
 	}
 
 	controllers.helpers.notAllowed(req, res);
@@ -124,8 +130,9 @@ middleware.checkGlobalPrivacySettings = function(req, res, next) {
 
 middleware.checkAccountPermissions = function(req, res, next) {
 	// This middleware ensures that only the requested user and admins can pass
-	if (!req.uid) {
-		return controllers.helpers.notAllowed(req, res);
+	middleware.authenticate(req, res, function(err) {
+		if (err) {
+			return next(err);
 		}
 
 		user.getUidByUserslug(req.params.userslug, function (err, uid) {
@@ -149,6 +156,7 @@ middleware.checkAccountPermissions = function(req, res, next) {
 				controllers.helpers.notAllowed(req, res);
 			});
 		});
+	});
 };
 
 middleware.isAdmin = function(req, res, next) {