invid-conv/yt-conv

#!/bin/bash

# Copyright (C) 2025 Nicolás Ortega Froysa <nicolas@ortegas.org> All rights reserved.
# Author: Nicolás Ortega Froysa <nicolas@ortegas.org>
#
# This software is provided 'as-is', without any express or implied
# warranty. In no event will the authors be held liable for any damages
# arising from the use of this software.
#
# Permission is granted to anyone to use this software for any purpose,
# including commercial applications, and to alter it and redistribute it
# freely, subject to the following restrictions:
#
# 1. The origin of this software must not be misrepresented; you must not
#    claim that you wrote the original software. If you use this software
#    in a product, an acknowledgment in the product documentation would be
#    appreciated but is not required.
#
# 2. Altered source versions must be plainly marked as such, and must not be
#    misrepresented as being the original software.
#
# 3. This notice may not be removed or altered from any source
#    distribution.

if [ $# -ne 1 ]
then
	>&2 echo "Usage: $0 <url>"
	exit 1
fi

if [ "$1" = "-h" ]
then
	echo "Usage: $0 <url>"
	exit 0
fi

URL="$1"
YT_URL="${URL//https:\/\/*\//https:\/\/www.youtube.com\/}"
echo "$YT_URL"