nodebb/src/routes/plugins.js

"use strict";

var	_ = require('underscore');
var path = require('path');

var plugins = require('../plugins');

module.exports = function(app, middleware, controllers) {
	// Static Assets
	app.get('/plugins/:id/*', middleware.addExpiresHeaders, function(req, res, next) {

		var	relPath = req._parsedUrl.pathname.replace('/plugins/', '');

		var matches = _.map(plugins.staticDirs, function(realPath, mappedPath) {
			if (relPath.match(mappedPath)) {
				var pathToFile = path.join(plugins.staticDirs[mappedPath], decodeURIComponent(relPath.slice(mappedPath.length)));
				if (pathToFile.startsWith(plugins.staticDirs[mappedPath])) {
					return pathToFile;
				}
			}

			return null;
		}).filter(Boolean);

		if (!matches || !matches.length) {
			return next();
		}

		res.sendFile(matches[0]);
	});
};