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Fix issues with WebsiteIcon size parsing

master
rubenwardy 2021-09-15 23:08:44 +01:00
parent 3d66008a15
commit 08480389a1
1 changed files with 19 additions and 5 deletions
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24
src/app/WebsiteIcon.tsx
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@ -26,19 +26,33 @@ async function fetchIconURL(url: string): Promise<string> {
const icons = html.querySelectorAll("link[rel*='icon']");
let topScore = -1;
let topIcon : (Element | null) = null;
let topIcon : (string | null) = null;
for (const icon of icons.values()) {
const sizes = icon.getAttribute("sizes")?.split("x") ?? [];
const href = icon.getAttribute("href");
if (!href) {
continue;
}
const sizes = icon.getAttribute("sizes")
?.split(" ")
.map(size => size.split("x").map(x => parseInt(x))) ?? [];
const sizeScores = sizes.map(size => Math.min(...size));
const score =
(icon.getAttribute("rel")!.includes("apple-touch-icon") ? 10 : 0) +
sizes.map((x) => parseInt(x)).reduce((acc, x) => acc + x, 0);
(href.toLowerCase().endsWith(".ico") ? 0 : 10) +
Math.max(0, ...sizeScores);
if (score > topScore) {
topScore = score;
topIcon = icon;
topIcon = href;
}
}
const ret = new URL(topIcon?.getAttribute("href") ?? "/favicon.ico", response.url);
console.log("- selected ", topIcon);
const ret = new URL(topIcon ?? "/favicon.ico", response.url);
return ret.toString();
}