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[web] Fix display of auth codes on Safari (#1882)

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Manav Rathi 2024-05-27 13:03:19 +05:30 committed by GitHub
commit 8cb7cae7b7
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1 changed files with 36 additions and 14 deletions
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50
web/apps/auth/src/services/code.ts
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@ -84,20 +84,6 @@ export const codeFromURIString = (id: string, uriString: string): Code => {
const _codeFromURIString = (id: string, uriString: string): Code => {
const url = new URL(uriString);
// A URL like
//
// new URL("otpauth://hotp/Test?secret=AAABBBCCCDDDEEEFFF&issuer=Test&counter=0")
//
// is parsed differently by the browser and Node depending on the scheme.
// When the scheme is http(s), then both of them consider "hotp" as the
// `host`. However, when the scheme is "otpauth", as is our case, the
// browser considers the entire thing as part of the pathname. so we get.
//
// host: ""
// pathname: "//hotp/Test"
//
// Since this code run on browsers only, we parse as per that behaviour.
const [type, path] = parsePathname(url);
return {
@ -115,10 +101,46 @@ const _codeFromURIString = (id: string, uriString: string): Code => {
};
const parsePathname = (url: URL): [type: Code["type"], path: string] => {
// A URL like
//
// new
// URL("otpauth://hotp/Test?secret=AAABBBCCCDDDEEEFFF&issuer=Test&counter=0")
//
// is parsed differently by different browsers, and there are differences
// even depending on the scheme.
//
// When the scheme is http(s), then all of them consider "hotp" as the
// `host`. However, when the scheme is "otpauth", as is our case, Safari
// splits it into
//
// host: "hotp"
// pathname: "/Test"
//
// while Chrome and Firefox consider the entire thing as part of the
// pathname
//
// host: ""
// pathname: "//hotp/Test"
//
// So we try to handle both scenarios by first checking for the host match,
// and if not fall back to deducing the "host" from the pathname.
switch (url.host.toLowerCase()) {
case "totp":
return ["totp", url.pathname.toLowerCase()];
case "hotp":
return ["hotp", url.pathname.toLowerCase()];
case "steam":
return ["steam", url.pathname.toLowerCase()];
default:
break;
}
const p = url.pathname.toLowerCase();
if (p.startsWith("//totp")) return ["totp", url.pathname.slice(6)];
if (p.startsWith("//hotp")) return ["hotp", url.pathname.slice(6)];
if (p.startsWith("//steam")) return ["steam", url.pathname.slice(7)];
throw new Error(`Unsupported code or unparseable path "${url.pathname}"`);
};