refactor: moved scripts out of $HOME

1 files changed, 121 insertions, 0 deletions

diff --git a/scripts/.local/bin/mega-dl.sh b/scripts/.local/bin/mega-dl.sh
new file mode 100755
index 0000000..b19be68
--- /dev/null
+++ b/scripts/.local/bin/mega-dl.sh
@@ -0,0 +1,121 @@
+#!/bin/bash
+
+# Source: https://gist.github.com/zanculmarktum/170b94764bd9a3da31078580ccea8d7e
+
+# Copyright 2018, 2019, 2020 Azure Zanculmarktum
+# All rights reserved.
+#
+# Redistribution and use of this script, with or without modification, is
+# permitted provided that the following conditions are met:
+#
+# 1. Redistributions of this script must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+#
+#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
+#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
+#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Dependencies:
+#  openssl
+
+# Usage:
+#  $ ./megafetch.sh https://mega.nz/#!abcdefgh!1234567890abcdefghijklmnopqrstuvwxyzABCDEFG
+#  http://gfs208n103.userstorage.mega.co.nz/dl/-abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890A
+#  file.name
+#  abcefghijklmnopqrstuvwxyz0123456
+#  1234567890abcdef0000000000000000
+#  $ wget -O file.name http://gfs208n103.userstorage.mega.co.nz/dl/-abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890A
+#  $ cat file.name | openssl enc -d -aes-128-ctr -K abcefghijklmnopqrstuvwxyz0123456 -iv 1234567890abcdef0000000000000000 > file.name.new
+#  $ mv -f file.name.new file.name
+
+URL=""
+OUTPATH="$PWD"
+USAGE="Usage: ${0##*/} <url>"
+
+if [[ $1 =~ ^https?:\/\/mega(\.co)?\.nz ]]; then
+	URL="$1"
+fi
+
+if [[ ! $URL ]]; then
+	echo $USAGE >&2
+	exit 1
+fi
+
+if [[ ! -z "$2" ]]; then
+	OUTPATH="$2"
+fi
+
+if [[ ! -d "$OUTPATH" ]]; then
+	echo $USAGE >&2
+	exit 1
+fi
+
+CURL="curl -Y 1 -y 10"
+
+missing=false
+for cmd in openssl; do
+	if [[ ! $(command -v "$cmd" 2>&1) ]]; then
+		missing=true
+		echo "${0##*/}: $cmd: command not found" >&2
+	fi
+done
+if $missing; then
+	exit 1
+fi
+
+if [[ $URL =~ .*/file/[^#]*#[^#]* ]]; then
+	id="${URL#*file/}"
+	id="${id%%#*}"
+	key="${URL##*file/}"
+	key="${key##*#}"
+else
+	id="${URL#*!}"
+	id="${id%%!*}"
+	key="${URL##*!}"
+fi
+
+raw_hex=$(echo "${key}=" | tr '\-_' '+/' | tr -d ',' | base64 -d -i 2>/dev/null | od -v -An -t x1 | tr -d '\n ')
+hex=$(
+	printf "%016x" \
+		$((0x${raw_hex:0:16} ^ 0x${raw_hex:32:16})) \
+		$((0x${raw_hex:16:16} ^ 0x${raw_hex:48:16}))
+)
+
+json=$($CURL -s -H 'Content-Type: application/json' -d '[{"a":"g", "g":"1", "p":"'"$id"'"}]' 'https://g.api.mega.co.nz/cs?id=&ak=') || exit 1
+json="${json#"[{"}"
+json="${json%"}]"}"
+file_url="${json##*'"g":'}"
+file_url="${file_url%%,*}"
+file_url="${file_url//'"'/}"
+
+json=$($CURL -s -H 'Content-Type: application/json' -d '[{"a":"g", "p":"'"$id"'"}]' 'https://g.api.mega.co.nz/cs?id=&ak=') || exit 1
+at="${json##*'"at":'}"
+at="${at%%,*}"
+at="${at//'"'/}"
+
+json=$(echo "${at}==" | tr '\-_' '+/' | tr -d ',' | openssl enc -a -A -d -aes-128-cbc -K "$hex" -iv "00000000000000000000000000000000" -nopad | tr -d '\0')
+json="${json#"MEGA{"}"
+json="${json%"}"}"
+file_name="${json##*'"n":'}"
+if [[ $file_name == *,* ]]; then
+	file_name="${file_name%%,*}"
+fi
+file_name="${file_name//'"'/}"
+
+outfile="$OUTPATH/$file_name"
+
+$CURL -s "$file_url" | openssl enc -d -aes-128-ctr -K "$hex" -iv "${raw_hex:32:16}0000000000000000" >"$outfile"
+
+echo "$outfile"
+
+# echo "$file_url"
+# echo "$file_name"
+# echo "$hex"
+# echo "${raw_hex:32:16}0000000000000000"