middleware refactor

2026-02-06 14:50:04 +01:00 · 2015-10-11 23:05:33 -04:00
parent 9ac4704848
commit da4034a10a
6 changed files with 285 additions and 275 deletions
--- a/src/middleware/header.js
+++ b/src/middleware/header.js
@@ -0,0 +1,174 @@
+'use strict';
+
+var async = require('async');
+var nconf = require('nconf');
+
+var user = require('../user');
+var meta = require('../meta');
+var plugins = require('../plugins');
+var navigation = require('../navigation');
+var translator = require('../../public/src/modules/translator');
+
+var controllers = {
+	api: require('../controllers/api'),
+	helpers: require('../controllers/helpers')
+};
+
+module.exports = function(app, middleware) {
+
+	middleware.buildHeader = function(req, res, next) {
+		res.locals.renderHeader = true;
+		res.locals.isAPI = false;
+
+		middleware.applyCSRF(req, res, function() {
+			async.parallel({
+				config: function(next) {
+					controllers.api.getConfig(req, res, next);
+				},
+				footer: function(next) {
+					app.render('footer', {loggedIn: (req.user ? parseInt(req.user.uid, 10) !== 0 : false)}, next);
+				},
+				plugins: function(next) {
+					plugins.fireHook('filter:middleware.buildHeader', {req: req, locals: res.locals}, next);
+				}
+			}, function(err, results) {
+				if (err) {
+					return next(err);
+				}
+
+				res.locals.config = results.config;
+
+				translator.translate(results.footer, results.config.defaultLang, function(parsedTemplate) {
+					res.locals.footer = parsedTemplate;
+					next();
+				});
+			});
+		});
+	};
+
+	middleware.renderHeader = function(req, res, data, callback) {
+		var registrationType = meta.config.registrationType || 'normal';
+		var templateValues = {
+			bootswatchCSS: meta.config['theme:src'],
+			title: meta.config.title || '',
+			description: meta.config.description || '',
+			'cache-buster': meta.config['cache-buster'] ? 'v=' + meta.config['cache-buster'] : '',
+			'brand:logo': meta.config['brand:logo'] || '',
+			'brand:logo:url': meta.config['brand:logo:url'] || '',
+			'brand:logo:alt': meta.config['brand:logo:alt'] || '',
+			'brand:logo:display': meta.config['brand:logo']?'':'hide',
+			allowRegistration: registrationType === 'normal' || registrationType === 'admin-approval',
+			searchEnabled: plugins.hasListeners('filter:search.query'),
+			config: res.locals.config,
+			relative_path: nconf.get('relative_path')
+		};
+
+		templateValues.configJSON = JSON.stringify(res.locals.config);
+
+		async.parallel({
+			customCSS: function(next) {
+				templateValues.useCustomCSS = parseInt(meta.config.useCustomCSS, 10) === 1;
+				if (!templateValues.useCustomCSS || !meta.config.customCSS || !meta.config.renderedCustomCSS) {
+					return next(null, '');
+				}
+				next(null, meta.config.renderedCustomCSS);
+			},
+			customJS: function(next) {
+				templateValues.useCustomJS = parseInt(meta.config.useCustomJS, 10) === 1;
+				next(null, templateValues.useCustomJS ? meta.config.customJS : '');
+			},
+			settings: function(next) {
+				if (req.uid) {
+					user.getSettings(req.uid, next);
+				} else {
+					next();
+				}
+			},
+			title: function(next) {
+				next(null, controllers.helpers.buildTitle(data.title));
+			},
+			isAdmin: function(next) {
+				user.isAdministrator(req.uid, next);
+			},
+			user: function(next) {
+				if (req.uid) {
+					user.getUserFields(req.uid, ['username', 'userslug', 'email', 'picture', 'status', 'email:confirmed', 'banned'], next);
+				} else {
+					next(null, {
+						username: '[[global:guest]]',
+						userslug: '',
+						picture: user.createGravatarURLFromEmail(''),
+						status: 'offline',
+						banned: false,
+						uid: 0
+					});
+				}
+			},
+			navigation: async.apply(navigation.get),
+			tags: async.apply(meta.tags.parse, res.locals.metaTags, res.locals.linkTags)
+		}, function(err, results) {
+			if (err) {
+				return callback(err);
+			}
+
+			if (results.user && parseInt(results.user.banned, 10) === 1) {
+				req.logout();
+				return res.redirect('/');
+			}
+			results.user.isAdmin = results.isAdmin || false;
+			results.user.uid = parseInt(results.user.uid, 10);
+			results.user['email:confirmed'] = parseInt(results.user['email:confirmed'], 10) === 1;
+
+			if (results.settings && results.settings.bootswatchSkin && results.settings.bootswatchSkin !== 'default') {
+				templateValues.bootswatchCSS = '//maxcdn.bootstrapcdn.com/bootswatch/latest/' + results.settings.bootswatchSkin + '/bootstrap.min.css';
+			}
+
+			templateValues.browserTitle = results.title;
+			templateValues.navigation = results.navigation;
+			templateValues.metaTags = results.tags.meta;
+			templateValues.linkTags = results.tags.link;
+			templateValues.isAdmin = results.user.isAdmin;
+			templateValues.user = results.user;
+			templateValues.userJSON = JSON.stringify(results.user);
+			templateValues.customCSS = results.customCSS;
+			templateValues.customJS = results.customJS;
+			templateValues.maintenanceHeader = parseInt(meta.config.maintenanceMode, 10) === 1 && !results.isAdmin;
+			templateValues.defaultLang = meta.config.defaultLang || 'en_GB';
+
+			templateValues.template = {name: res.locals.template};
+			templateValues.template[res.locals.template] = true;
+
+			if (req.route && req.route.path === '/') {
+				modifyTitle(templateValues);
+			}
+
+			plugins.fireHook('filter:middleware.renderHeader', {templateValues: templateValues, req: req, res: res}, function(err, data) {
+				if (err) {
+					return callback(err);
+				}
+
+				app.render('header', data.templateValues, callback);
+			});
+		});
+	};
+
+
+	function modifyTitle(obj) {
+		var title = controllers.helpers.buildTitle('[[pages:home]]');
+		obj.browserTitle = title;
+
+		if (obj.metaTags) {
+			obj.metaTags.forEach(function(tag, i) {
+				if (tag.property === 'og:title') {
+					obj.metaTags[i].content = title;
+				}
+			});
+		}
+
+		return title;
+	}
+
+};
+
+
+