refactor yewtu.be URL generation into a js library

1 files changed, 0 insertions, 61 deletions

diff --git a/content/syoutube/youtube.js b/content/syoutube/youtube.js
deleted file mode 100644
index 2486bd4..0000000
--- a/content/syoutube/youtube.js
+++ /dev/null
@@ -1,61 +0,0 @@
-/**
- * Copyright (C) 2021, Wojtek Kosior
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the CC0 1.0 Universal License as published by
- * the Creative Commons Corporation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * CC0 1.0 Universal License for more details.
- * Available under the terms of Creative Commons Zero.
- */
-
-/* Use with https://www.youtube.com/*** */
-
-/* Redirect youtube.com to yewtu.be */
-
-function decode_query_options(url)
-{
-    const query_options = {};
-    const match = /^[^?]*\?(.*)/.exec(url);
-    if (!match)
-	return query_options;
-
-    for (const opt of match[1].split("&")) {
-	const [key, val] =
-	      /^([^=]*)=?(.*)/.exec(opt).splice(1, 2).map(decodeURIComponent);
-	query_options[key] = val;
-    }
-
-    return query_options;
-}
-
-function encode_query_options(query_options)
-{
-    return Object.entries(query_options)
-	.map(ar => ar.map(encodeURIComponent).join("=")).join("&");
-}
-
-function remake_url(youtube_url)
-{
-    const query_options = decode_query_options(youtube_url);
-
-    let endpoint = "";
-
-    const match = /^(?:(?:https?)?\/\/)?[^/]*\/([^?]*)/.exec(youtube_url);
-    if (match)
-	endpoint = match[1];
-
-    if (/^embed\//.test(query_options.v))
-	endpoint = query_options.v;
-
-    if (/^embed\/.+/.test(endpoint))
-	delete query_options.v
-
-    const encoded_options = encode_query_options(query_options);
-    return `https://yewtu.be/${endpoint}?${encoded_options}`;
-}
-
-window.location.href = remake_url(document.URL);