koutoftimer/fast-torrent-sorter.sh

## fast-torrent-sorter.sh
#!/usr/bin/env bash
# Usage: fast-torrent-sorter <URL>
#    or: fast-torrent-sorter
#
# Required software and tools:
# * `wget` or `curl` - to load torrent list
# * `xclip` - fallback in case if no arguments provided
# * `xdg-open` - to be more generic about default browser
#
# kind of standard:
# * `bash` - as interpreter
# * `uuidgen` - part of util-linux (as common as bash itself)
#
# Copyright 2021 Ruslan Kovtun
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

# Set URL variable
if [ $# -eq 1 ]; then
	URL=$1
else
	URL=$(xclip -o)

	if [ -z "$URL" ]; then
		cat >&2 <<EOF
Usage $0 [fast torrent url]
      $0  # url accessed via `xclip`
EOF
		exit 1
	fi
fi

# Verify that URL contains link to fast-torrent.ru
if [[ "$URL" != http://fast-torrent\.ru* ]] && [[ "$URL" != https://fast-torrent\.ru* ]]; then
	echo Link must start from http:// or https:// >&2
	exit 1
fi

# Generate link to torrent list
if [[ "$URL" != *torrents\.html ]]; then
	URL=${URL%\.html}/torrents.html
fi

# Extract title out of URL to prevent additional page loading
TITLE="$(basename ${URL%%\/torrents\.html})"
# Generate output filename. UUID used here to make sure that failed
# consecutive calls will not corrupt successfull. Failsafe reasons.
OUTPUT="/tmp/fast-torrent-$TITLE-$(uuidgen).html"

# Hide useless information in the $OUTPUT document
cat > "$OUTPUT" << EOF
<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>$TITLE</title>
	<style>
		.upload_help, .upload-header, .hidden, .c1, .c19 { display: none; }
		.upload1 {
			display: flex;
			flex-direction: row;
			justify-content: space-around;
			margin: 1em;
		}
	</style>
</head>
<body>
EOF

# Load torrent list
if command -v wget > /dev/null ; then
	wget -qO- "$URL" >> "$OUTPUT"
elif command -v curl > /dev/null ; then
	curl -s "$URL" >> "$OUTPUT"
fi

# Sort torrent list
cat >> "$OUTPUT" << EOF
	<script>
		// sort torrents by size
		let rows = Array.prototype.slice.call(
			document.querySelectorAll(".torrent-row"), 0)

		const size = el => parseInt(el.attributes.size.value)
		rows.sort((a, b) => size(a) - size(b))

		let ordering = document.querySelector('.ordering')
		rows.forEach(row => ordering.appendChild(row))  // appening element second time will reorder

		// fix download links
		for (let link of document.querySelectorAll('a.download-event')) {
			let href = link.href.replace('file:///', 'http://fast-torrent.ru/')
			link.href = href
		}
	</script>
</body>
</html>
EOF

# Open in default browser
xdg-open $OUTPUT
	#!/usr/bin/env bash
	# Usage: fast-torrent-sorter <URL>
	# or: fast-torrent-sorter
	#
	# Required software and tools:
	# * `wget` or `curl` - to load torrent list
	# * `xclip` - fallback in case if no arguments provided
	# * `xdg-open` - to be more generic about default browser
	#
	# kind of standard:
	# * `bash` - as interpreter
	# * `uuidgen` - part of util-linux (as common as bash itself)
	#
	# Copyright 2021 Ruslan Kovtun
	#
	# Permission is hereby granted, free of charge, to any person obtaining a copy
	# of this software and associated documentation files (the "Software"), to deal
	# in the Software without restriction, including without limitation the rights
	# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	# copies of the Software, and to permit persons to whom the Software is
	# furnished to do so, subject to the following conditions:
	#
	# The above copyright notice and this permission notice shall be included in
	# all copies or substantial portions of the Software.
	#
	# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	# SOFTWARE.

	# Set URL variable
	if [ $# -eq 1 ]; then
	URL=$1
	else
	URL=$(xclip -o)

	if [ -z "$URL" ]; then
	cat >&2 <<EOF
	Usage $0 [fast torrent url]
	$0 # url accessed via `xclip`
	EOF
	exit 1
	fi
	fi

	# Verify that URL contains link to fast-torrent.ru
	if [[ "$URL" != http://fast-torrent\.ru* ]] && [[ "$URL" != https://fast-torrent\.ru* ]]; then
	echo Link must start from http:// or https:// >&2
	exit 1
	fi

	# Generate link to torrent list
	if [[ "$URL" != *torrents\.html ]]; then
	URL=${URL%\.html}/torrents.html
	fi

	# Extract title out of URL to prevent additional page loading
	TITLE="$(basename ${URL%%\/torrents\.html})"
	# Generate output filename. UUID used here to make sure that failed
	# consecutive calls will not corrupt successfull. Failsafe reasons.
	OUTPUT="/tmp/fast-torrent-$TITLE-$(uuidgen).html"

	# Hide useless information in the $OUTPUT document
	cat > "$OUTPUT" << EOF
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<title>$TITLE</title>
	<style>
	.upload_help, .upload-header, .hidden, .c1, .c19 { display: none; }
	.upload1 {
	display: flex;
	flex-direction: row;
	justify-content: space-around;
	margin: 1em;
	}
	</style>
	</head>
	<body>
	EOF

	# Load torrent list
	if command -v wget > /dev/null ; then
	wget -qO- "$URL" >> "$OUTPUT"
	elif command -v curl > /dev/null ; then
	curl -s "$URL" >> "$OUTPUT"
	fi

	# Sort torrent list
	cat >> "$OUTPUT" << EOF
	<script>
	// sort torrents by size
	let rows = Array.prototype.slice.call(
	document.querySelectorAll(".torrent-row"), 0)

	const size = el => parseInt(el.attributes.size.value)
	rows.sort((a, b) => size(a) - size(b))

	let ordering = document.querySelector('.ordering')
	rows.forEach(row => ordering.appendChild(row)) // appening element second time will reorder

	// fix download links
	for (let link of document.querySelectorAll('a.download-event')) {
	let href = link.href.replace('file:///', 'http://fast-torrent.ru/')
	link.href = href
	}
	</script>
	</body>
	</html>
	EOF

	# Open in default browser
	xdg-open $OUTPUT