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Clear template cache on /reload (#734)

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This commit is contained in:
Calvin Montgomery 2018-03-05 21:46:58 -08:00
parent 247cf770d0
commit 81e1947656
3 changed files with 46 additions and 10 deletions
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33
src/web/pug.js
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@ -3,7 +3,9 @@ var fs = require("fs");
var path = require("path");
var Config = require("../config");
var templates = path.join(__dirname, "..", "..", "templates");
var cache = {};
const cache = new Map();
const LOGGER = require('@calzoneman/jsli')('web/pug');
/**
* Merges locals with globals for pug rendering
@ -42,16 +44,21 @@ function sendPug(res, view, locals) {
locals.loginName = nvl(locals.loginName, res.locals.loginName);
locals.superadmin = nvl(locals.superadmin, res.locals.superadmin);
if (!(view in cache) || Config.get("debug")) {
let renderFn = cache.get(view);
if (!renderFn || Config.get("debug")) {
LOGGER.debug("Loading template %s", view);
var file = path.join(templates, view + ".pug");
var fn = pug.compile(fs.readFileSync(file), {
renderFn = pug.compile(fs.readFileSync(file), {
filename: file,
pretty: !Config.get("http.minify")
});
cache[view] = fn;
cache.set(view, renderFn);
}
var html = cache[view](merge(locals, res));
res.send(html);
res.send(renderFn(merge(locals, res)));
}
function nvl(a, b) {
@ -59,6 +66,18 @@ function nvl(a, b) {
return a;
}
function clearCache() {
let removed = 0;
for (const key of cache.keys()) {
cache.delete(key);
removed++;
}
LOGGER.info('Removed %d compiled templates from the cache', removed);
}
module.exports = {
sendPug: sendPug
sendPug: sendPug,
clearCache: clearCache
};