From 7b052e884458f5caeb9574f22186b3736a793de7 Mon Sep 17 00:00:00 2001
From: Sebastian Moser <64004956+c2vi@users.noreply.github.com>
Date: Mon, 02 Jun 2025 05:56:51 +0000
Subject: [PATCH] docs: added note to not forget to add https:// to the plausible-host (for #1337) (#2000)
---
quartz/components/scripts/util.ts | 20 ++++++++++++++++++++
1 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/quartz/components/scripts/util.ts b/quartz/components/scripts/util.ts
index d0a16c6..f717901 100644
--- a/quartz/components/scripts/util.ts
+++ b/quartz/components/scripts/util.ts
@@ -24,3 +24,23 @@
node.removeChild(node.firstChild)
}
}
+
+// AliasRedirect emits HTML redirects which also have the link[rel="canonical"]
+// containing the URL it's redirecting to.
+// Extracting it here with regex is _probably_ faster than parsing the entire HTML
+// with a DOMParser effectively twice (here and later in the SPA code), even if
+// way less robust - we only care about our own generated redirects after all.
+const canonicalRegex = /<link rel="canonical" href="([^"]*)">/
+
+export async function fetchCanonical(url: URL): Promise<Response> {
+ const res = await fetch(`${url}`)
+ if (!res.headers.get("content-type")?.startsWith("text/html")) {
+ return res
+ }
+
+ // reading the body can only be done once, so we need to clone the response
+ // to allow the caller to read it if it's was not a redirect
+ const text = await res.clone().text()
+ const [_, redirect] = text.match(canonicalRegex) ?? []
+ return redirect ? fetch(`${new URL(redirect, url)}`) : res
+}
--
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