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Improve placeholder generation

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This commit is contained in:
linguist
2021-01-03 16:33:13 +01:00
parent 23aa69d0ae
commit 2186611784
3 changed files with 39 additions and 13 deletions
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13
source/app/web/instance.mjs
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@@ -60,7 +60,6 @@
}
//Cache headers middleware
middlewares.push((req, res, next) => {
console.log(["/placeholder"].includes(req.path))
if (!["/placeholder"].includes(req.path))
res.header("Cache-Control", cached ? `public, max-age=${cached}` : "no-store, no-cache")
next()
@@ -112,6 +111,12 @@
//Metrics
app.get("/:login", ...middlewares, async (req, res) => {
//Placeholder hash
const placeholder = Object.entries(parse(req.query)).filter(([key, value]) =>
((key in Plugins)&&(!!value))||
((key === "template")&&(value in Templates))||
(/base[.](header|activity|community|repositories|metadata)/.test(key))
).map(([key, value]) => `${key}${key === "template" ? `#${value}` : ""}`).sort().join("+")
//Request params
const {login} = req.params
@@ -121,8 +126,8 @@
}
//Read cached data if possible
//Placeholder
if ((login === "placeholder")&&(cache.placeholder.get(Object.keys(req.query).sort().join("-")))) {
const {rendered, mime} = cache.placeholder.get(Object.keys(req.query).sort().join("-"))
if ((login === "placeholder")&&(cache.placeholder.get(placeholder))) {
const {rendered, mime} = cache.placeholder.get(placeholder)
res.header("Content-Type", mime)
res.send(rendered)
return
@@ -153,7 +158,7 @@
}, {Plugins, Templates})
//Cache
if (login === "placeholder")
cache.placeholder.put(Object.keys(req.query).sort().join("-"), rendered)
cache.placeholder.put(placeholder, {rendered, mime})
if ((!debug)&&(cached))
cache.put(login, {rendered, mime}, cached)
//Send response