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|
#!/bin/sh
# Files encryption plugin for Clifm
# Encrypt files passed as parameters using gpg(1)
# Authors: KlzXS, L. Abramovich
# License: GPL2+
# Dependencies: gpg, tar, sed, fzf, awk, xargs
if [ -z "$1" ] || [ "$1" = "--help" ] || [ "$1" = "-h" ]; then
name="${CLIFM_PLUGIN_NAME:-$(basename "$0")}"
printf "Encrypt one or more files and/or directories using GnuPG\n" >&2
printf "\n\x1b[1mUSAGE\x1b[0m\n %s FILE...\n\n" "$name" >&2
printf "Note: Files are first archived into a single file via \x1b[1mtar\x1b[0m(1) and \n\
then encrypted with \x1b[1mgpg\x1b[0m(1), using either a passphrase or a public key.\n\
You will be given the option to remove original files.\n" >&2
exit 0
fi
# 1. Check deps
if ! type gpg >/dev/null 2>&1; then
printf "clifm: gpg: Command not found\n" >&2
exit 127
fi
if ! type tar >/dev/null 2>&1; then
printf "clifm: tar: Command not found\n" >&2
exit 127
fi
if ! type sed >/dev/null 2>&1; then
printf "clifm: sed: Command not found\n" >&2
exit 127
fi
if ! type xargs >/dev/null 2>&1; then
printf "clifm: xargs: Command not found\n" >&2
exit 127
fi
# Fix backspace when taking input via read
stty erase ^H
# 2. Get destination file
if [ -n "$2" ]; then
while [ "$out_file" = "" ]; do
printf "Destiny file ('q' to quit): " >&2
read -r out_file
done
else
out_file="$(echo "$1" | sed 's/\\ /_/g')"
fi
if [ -z "$out_file" ] || [ "$out_file" = "q" ]; then
exit 0
fi
file="${out_file}.tar"
if [ -e "${file}.gpg" ]; then
printf "clifm: %s: File exists\n" "${file}.gpg" >&2
exit 1
fi
files="$(echo "$@" | sed 's/\\ /\t/g;s/ /\n/g;s/\t/ /g;s/\\//g')"
if ! echo "$files" | xargs -I{} tar -rf "$file" {}; then
rm -rf -- "$file"
exit 1
fi
while [ "$method" != "p" ] && [ "$method" != "k" ] && [ "$method" != "q" ]; do
printf "Encrypt with passphrase, key, or quit? [p/k/q] "
read -r method
done
if [ "$method" = "q" ]; then
rm -f -- "$file"
exit 0
fi
# 3. Encrypt
if [ "$method" = "p" ]; then
# a. Symmetric encryption - Passphrase
if gpg --symmetric "$file"; then
rm -f -- "$file"
fi
else
# b. Asymmetric encryption - Key
if ! type fzf >/dev/null 2>&1; then
printf "clifm: fzf: Command not found\n" >&2
exit 127
fi
if ! type awk >/dev/null 2>&1; then
printf "clifm: awk: Command not found\n" >&2
exit 127
fi
# Source our plugins helper
if [ -z "$CLIFM_PLUGINS_HELPER" ] || ! [ -f "$CLIFM_PLUGINS_HELPER" ]; then
printf "clifm: Unable to find plugins-helper file\n" >&2
exit 1
fi
# shellcheck source=/dev/null
. "$CLIFM_PLUGINS_HELPER"
# The recipient code has been taken from KlzXS (https://github.com/jarun/nnn/blob/master/plugins/gpge) and modified to fit our needs
keyids=$(gpg --list-public-keys --with-colons | grep -E "pub:(.*:){10}.*[eE].*:" | awk -F ":" '{print $5}')
#shellcheck disable=SC2016
keyuids=$(printf "%s" "$keyids" | xargs -I{} sh -c 'gpg --list-key --with-colons "{}" | grep "uid" | awk -F ":" '\''{printf "%s %s\n", "{}", $10}'\''')
l=$(echo "$keyuids" | wc -l)
# shellcheck disable=SC2154
recipient=$(printf "%s" "$keyuids" | \
fzf --reverse --info=inline --height $((l + 2)) --color "$(get_fzf_colors)" \
--prompt "$fzf_prompt" --header "Select a key ID" | \
awk '{print $1}')
if [ -z "$recipient" ] || [ "$recipient" = "" ]; then
rm -f -- "$file"
exit 0
fi
if ! gpg --encrypt --recipient "$recipient" "$file"; then
rm -f -- "$file"
exit 1
fi
rm -f -- "$file"
fi
while [ "$answer" != "y" ] && [ "$answer" != "n" ]; do
printf "Remove original files? [y/n] " >&2
read -r answer
done
if [ "$answer" = "y" ]; then
printf "%s" "$files" | xargs -I{} rm -rf -- {}
fi
echo "rf" > "$CLIFM_BUS"
exit 0
|
