sync/lib/web/jade.js

63 lines
1.8 KiB
JavaScript

var jade = require("jade");
var fs = require("fs");
var path = require("path");
var Config = require("../config");
var templates = path.join(__dirname, "..", "..", "templates");
var cache = {};
/**
* Merges locals with globals for jade rendering
*/
function merge(locals, res) {
var _locals = {
siteTitle: Config.get("html-template.title"),
siteDescription: Config.get("html-template.description"),
siteAuthor: "Calvin 'calzoneman' 'cyzon' Montgomery",
loginDomain: Config.get("https.enabled") ? Config.get("https.full-address")
: Config.get("http.full-address"),
csrfToken: res.req.csrfToken(),
baseUrl: getBaseUrl(res)
};
if (typeof locals !== "object") {
return _locals;
}
for (var key in locals) {
_locals[key] = locals[key];
}
return _locals;
}
function getBaseUrl(res) {
var req = res.req;
var proto;
if (["http", "https"].indexOf(req.header("x-forwarded-proto")) >= 0) {
proto = req.header("x-forwarded-proto");
} else {
proto = req.protocol;
}
return proto + "://" + req.header("host");
}
/**
* Renders and serves a jade template
*/
function sendJade(res, view, locals) {
locals.loggedIn = locals.loggedIn || !!res.user;
locals.loginName = locals.loginName || res.user ? res.user.name : false;
if (!(view in cache) || Config.get("debug")) {
var file = path.join(templates, view + ".jade");
var fn = jade.compile(fs.readFileSync(file), {
filename: file,
pretty: !Config.get("http.minify")
});
cache[view] = fn;
}
var html = cache[view](merge(locals, res));
res.send(html);
}
module.exports = {
sendJade: sendJade
};