moved middleware out of webserver.js and into middleware.js
psychobunny
11 years ago
parent
936e52a43f
commit
6c3c669e31
@ -0,0 +1,284 @@
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var app,
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middleware = {};
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middleware.prepareAPI = function(req, res, next) {
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res.locals.isAPI = true;
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next();
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};
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middleware.authenticate = function(req, res, next) {
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if(!req.user) {
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if (res.locals.isAPI) {
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return res.json(403, 'not-allowed');
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} else {
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return res.redirect('403');
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}
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} else {
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next();
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}
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};
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middleware.checkGlobalPrivacySettings = function(req, res, next) {
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var callerUID = req.user ? parseInt(req.user.uid, 10) : 0;
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if (!callerUID && !!parseInt(meta.config.privateUserInfo, 10)) {
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if (res.locals.isAPI) {
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return res.json(403, 'not-allowed');
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} else {
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return res.redirect('403');
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}
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}
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next();
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};
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middleware.checkAccountPermissions = function(req, res, next) {
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var callerUID = req.user ? parseInt(req.user.uid, 10) : 0;
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// this function requires userslug to be passed in. todo: /user/uploadpicture should pass in userslug I think
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user.getUidByUserslug(req.params.userslug, function (err, uid) {
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if (err) {
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return next(err);
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}
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// not sure if this check really should belong here. also make sure we're not doing this check again in the actual method
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if (!uid) {
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if (res.locals.isAPI) {
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return res.json(404);
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} else {
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return res.redirect('404');
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}
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}
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if (parseInt(uid, 10) === callerUID) {
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return next();
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}
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user.isAdministrator(callerUID, function(err, isAdmin) {
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if(err) {
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return next(err);
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}
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if(isAdmin) {
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next();
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}
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if (res.locals.isAPI) {
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return res.json(403, 'not-allowed');
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} else {
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return res.redirect('403');
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}
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});
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});
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};
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middleware.buildHeader = function(req, res, next) {
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async.parallel([
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function(next) {
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// temp, don't forget to set metaTags and linkTags to res.locals.header
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middleware.build_header({
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req: req,
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res: res
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}, function(err, template) {
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res.locals.header = template;
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next(err);
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});
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},
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function(next) {
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// this is slower than the original implementation because the rendered template is not cached
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// but I didn't bother to fix this because we will deprecate [filter:footer.build] in favour of the widgets system by 0.4x
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plugins.fireHook('filter:footer.build', '', function(err, appendHTML) {
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app.render('footer', {footerHTML: appendHTML}, function(err, template) {
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translator.translate(template, function(parsedTemplate) {
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res.locals.footer = template;
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next(err);
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});
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});
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});
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}
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], function(err) {
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next();
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});
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};
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/**
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* `options` object requires: req, res
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* accepts: metaTags, linkTags
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*/
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middleware.build_header = function (options, callback) {
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var custom_header = {
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'navigation': []
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};
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plugins.fireHook('filter:header.build', custom_header, function(err, custom_header) {
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var defaultMetaTags = [{
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name: 'viewport',
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content: 'width=device-width, initial-scale=1.0, user-scalable=no'
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}, {
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name: 'content-type',
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content: 'text/html; charset=UTF-8'
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}, {
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name: 'apple-mobile-web-app-capable',
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content: 'yes'
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}, {
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property: 'og:site_name',
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content: meta.config.title || 'NodeBB'
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}, {
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property: 'keywords',
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content: meta.config.keywords || ''
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}],
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defaultLinkTags = [{
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rel: 'apple-touch-icon',
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href: '/apple-touch-icon'
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}],
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templateValues = {
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bootswatchCSS: meta.config['theme:src'],
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pluginCSS: plugins.cssFiles.map(function(file) { return { path: nconf.get('relative_path') + file.replace(/\\/g, '/') }; }),
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title: meta.config.title || '',
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description: meta.config.description || '',
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'brand:logo': meta.config['brand:logo'] || '',
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'brand:logo:display': meta.config['brand:logo']?'':'hide',
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csrf: options.res.locals.csrf_token,
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relative_path: nconf.get('relative_path'),
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clientScripts: clientScripts,
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navigation: custom_header.navigation,
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'cache-buster': meta.config['cache-buster'] ? 'v=' + meta.config['cache-buster'] : '',
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allowRegistration: meta.config.allowRegistration === undefined || parseInt(meta.config.allowRegistration, 10) === 1,
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searchEnabled: plugins.hasListeners('filter:search.query') ? true : false
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},
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escapeList = {
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'&': '&',
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'<': '<',
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'>': '>',
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"'": ''',
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'"': '"'
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};
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var uid = '0';
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// Meta Tags
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/*templateValues.metaTags = defaultMetaTags.concat(options.metaTags || []).map(function(tag) {
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if(!tag || typeof tag.content !== 'string') {
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winston.warn('Invalid meta tag. ', tag);
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return tag;
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}
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tag.content = tag.content.replace(/[&<>'"]/g, function(tag) {
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return escapeList[tag] || tag;
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});
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return tag;
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});*/
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// Link Tags
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/*templateValues.linkTags = defaultLinkTags.concat(options.linkTags || []);
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templateValues.linkTags.push({
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rel: "icon",
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type: "image/x-icon",
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href: nconf.get('relative_path') + '/favicon.ico'
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});*/
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if(options.req.user && options.req.user.uid) {
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uid = options.req.user.uid;
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}
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// Custom CSS
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templateValues.useCustomCSS = false;
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if (meta.config.useCustomCSS === '1') {
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templateValues.useCustomCSS = true;
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templateValues.customCSS = meta.config.customCSS;
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}
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async.parallel([
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function(next) {
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translator.get('pages:' + path.basename(options.req.url), function(translated) {
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/*var metaTitle = templateValues.metaTags.filter(function(tag) {
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return tag.name === 'title';
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});
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if (translated) {
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templateValues.browserTitle = translated;
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} else if (metaTitle.length > 0 && metaTitle[0].content) {
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templateValues.browserTitle = metaTitle[0].content;
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} else {
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templateValues.browserTitle = meta.config.browserTitle || 'NodeBB';
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}*/
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next();
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});
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},
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function(next) {
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user.isAdministrator(uid, function(err, isAdmin) {
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templateValues.isAdmin = isAdmin || false;
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next();
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});
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}
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], function() {
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/*translator.translate(templates.header.parse(templateValues), function(template) {
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callback(null, template);
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});*/
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app.render('header', templateValues, function(err, template) {
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callback(null, template)
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});
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});
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});
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};
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middleware.processRender = function(req, res, next) {
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// res.render post-processing, modified from here: https://gist.github.com/mrlannigan/5051687
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var render = res.render;
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res.render = function(template, options, fn) {
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var self = this,
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options = options || {},
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req = this.req,
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app = req.app,
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defaultFn = function(err, str){
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if (err) {
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return req.next(err);
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}
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self.send(str);
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};
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if ('function' == typeof options) {
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fn = options, options = {};
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}
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if ('function' != typeof fn) {
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fn = defaultFn;
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}
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render.call(self, template, options, function(err, str) {
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if (res.locals.header) {
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str = res.locals.header + str;
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}
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if (res.locals.footer) {
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str = str + res.locals.footer;
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}
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if (str) {
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translator.translate(str, function(translated) {
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fn(err, translated);
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});
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} else {
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fn(err, str);
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}
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});
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};
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next();
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};
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middleware.routeTouchIcon = function(req, res) {
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if (meta.config['brand:logo'] && validator.isURL(meta.config['brand:logo'])) {
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return res.redirect(meta.config['brand:logo']);
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} else {
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return res.sendfile(path.join(__dirname, '../../public', meta.config['brand:logo'] || nconf.get('relative_path') + '/logo.png'), {
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maxAge: app.enabled('cache') ? 5184000000 : 0
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});
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}
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}
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module.exports = function(webserver) {
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app = webserver;
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return middleware;
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}
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