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Significant changes towards VNS 2.0

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This commit is contained in:
Vera Lewis
2024-03-27 19:26:46 -05:00
parent 90cb8d02bf
commit 2f582525f6
3 changed files with 266 additions and 171 deletions
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4
Makefile Normal file
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@@ -0,0 +1,4 @@
PREFIX = /home/xilmwa/.local/
install: vns
install vns $(PREFIX)/bin

72
_vns Normal file
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@@ -0,0 +1,72 @@
#compdef vns
#autoload
# Modified from _pass zsh completion, with the following copyright information
# Copyright (C) 2012 - 2014:
# Johan Venant <jvenant@invicem.pro>
# Brian Mattern <rephorm@rephorm.com>
# Jason A. Donenfeld <Jason@zx2c4.com>.
# All Rights Reserved.
# This file is licensed under the GPLv2+. Please see COPYING for more information.
_vns () {
local cmd
if (( CURRENT > 2)); then
cmd=${words[2]}
# Set the context for the subcommand.
curcontext="${curcontext%:*:*}:vns-$cmd"
# Narrow the range of words we are looking at to exclude `vns'
(( CURRENT-- ))
shift words
# Run the completion for the subcommand
case "${cmd}" in
-e|-p|-r|-d|-c)
_vns_complete_notes
;;
#-c)
# _vns_complete_notebooks
# ;;
-l)
_vns_complete_notes
;;
*)
if [ "${cmd[0]}" != '-' ] && (( CURRENT > 2)); then
_vns_complete_notebooks
fi
;;
esac
else
local -a subcommands
subcommands=(
"-c:Create note"
"-d:Delete note"
"-e:Edit note"
"-h:Display help message"
"-i:Import a note"
"-I:Initialize a new VNS store"
"-l:List notes"
"-m:Merge notes"
"-p:Print note to console"
"-r:Rename/move a note"
)
_describe -t commands 'vns' subcommands
_vns_complete_notebooks
fi
}
_vns_complete_entries_helper () {
local IFS=$'\n'
local prefix
zstyle -s ":completion:${curcontext}:" prefix prefix || prefix="${VNS_STORE_DIR:-$HOME/.vns}"
_values -C 'notes' ${$(find -L ${prefix} -mindepth 1 -name .git -prune -o $@ -print | sed -e "s#${prefix}/##" -e "s/.gpg//" -e "s#:#\\:#g" | sort):-""}
}
_vns_complete_notebooks () {
_vns_complete_entries_helper -type d
}
_vns_complete_notes () {
_vns_complete_entries_helper -type f
}
_vns

361
vns
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@@ -1,35 +1,19 @@
#!/usr/bin/env bash
# Vim Note System v1.5, a simple script for managing encrypted plaintext notes
# Copyright (C) 2018 Jon Lewis
#!/bin/bash
# Vim Note System, a simple script for managing encrypted plaintext notes
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 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
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
set -euo pipefail # Terminate the script if anything goes wrong
# http://redsymbol.net/articles/unofficial-bash-strict-mode/
readonly VNS_PRODUCT="Vim Note System, v1.5" # String to print for reports
readonly VNS_STORE="$HOME/.config/vns" # Where vns expects its note store
readonly GPG_TTY="$(tty)" # Sets up gpg-agent for use
readonly VNS_PRODUCT="Vim Note System, v2.0" # String to print for reports
readonly VNS_STORE="${VNS_STORE:-$HOME/.vns}" # Where vns expects its note store
GPG_TTY="$(tty)" # Sets up gpg-agent for use
export GPG_TTY
vns_raise (){
# raise (message) (exit code)
# Prints error (message) to stderr, then exits with (exit code)
local -r VNS_RED_COLOR='\033[0;31m'
local -r VNS_RESET_COLOR='\033[0m'
local -r VNS_RED_COLOR='\033[0;31m'
local -r VNS_RESET_COLOR='\033[0m'
printf "%s\\n\\n" "$VNS_PRODUCT"
printf "$VNS_RED_COLOR!$VNS_RESET_COLOR - %s\\n" "$1" 1>&2
exit "$2"
@@ -37,58 +21,58 @@ vns_raise (){
}
vns_report () {
printf "%s\n" "$*"
local -r VNS_BLUE_COLOR='\033[0;34m'
local -r VNS_RESET_COLOR='\033[0m'
printf "${VNS_BLUE_COLOR}*${VNS_RESET_COLOR} - %s\n" "$*"
}
vns_checkDeps (){
# checkDeps
# Prints a list of unbound variables
readonly VNS_DEPS=("vim" "gpg2" "tree" "git")
for DEP in "${VNS_DEPS[@]}"; do
# Prints a list of missing dependencies
for DEP in 'vim' 'tree' 'git'; do
if test ! -e "$(command -v "$DEP" 2>/dev/null)"; then
printf "%s " "$DEP"
fi
done
}
vns_sanityCheck () {
# sanityCheck
# Terminates script if environment is not suitable for vns
# --- Dependencies ---
# Get list of missing dependencies
local MISSING; MISSING="$(vns_checkDeps)"
# If that list is not empty, inform the user and exit on code 20
if [ -n "$MISSING" ]; then
vns_raise "Missing Dependencies: $MISSING" 20
fi
# Get list of missing dependencies
MISSING="$(vns_checkDeps)"
# Inform the user of missing dependencies and exit on code 20 if any were found
if [ -n "$MISSING" ]; then
vns_raise "Missing Dependencies: $MISSING" 20
fi
# --- Store ---
# Verify that the note store has been initialized
if [ ! -d "$VNS_STORE" ]; then
vns_raise "The vns store needs to be initialized (hint: -i)" 21
fi
# Verify that the note store has been initialized
if [ ! -d "$VNS_STORE" ]; then
vns_raise "The vns store needs to be initialized (hint: -I)" 21
fi
}
vns_init () {
# initStore
# Prepares $VNS_STORE for use
if [ -d "$VNS_STORE/.vns_git" ]; then
vns_raise "Store already initialized" 2;
fi
mkdir -p "$VNS_STORE"
cd "$VNS_STORE" || exit
vns_git init >/dev/null
git init "$VNS_STORE"
}
@@ -96,7 +80,7 @@ vns_printHelp (){
# printHelp
# Prints help information to stdout
printf "%s" "usage: vns [-cedlp] <notebook/section/name>"
printf "\\n%s" " vns -I"
printf "\\n%s" " vns -h"
@@ -121,63 +105,61 @@ vns_list () {
# list (notebook)
# Prints a tree containing all notes in the notebook
# If no notebook is specified, the entire store is used
numNotes () { find . -name "*.gpg" \( ! -regex '.*/\..*' \) | wc -l; }
#numNotes () { find "${VNS_STORE}" -name "*.gpg" \( ! -regex '.*/\..*' \) | wc -l; }
# Check for default behavior
if [ -z "${*:1:1}" ]; then
readonly NOTEBOOK=""
if [ "$(numNotes)" != "0" ];then
printf "%s\\n" "Store"
fi
else
readonly NOTEBOOK="$1"
printf "%s\\n" "$1"
fi
tree -C --noreport --prune "$VNS_STORE/$NOTEBOOK"\
| tail -n +2\
| sed s/\.gpg//g
if [ "$#" -lt 1 ]; then
local -r "NOTEBOOK"=""
printf "%s\\n" "vns"
else
readonly NOTEBOOK="$1"
printf "%s\\n" "$1"
fi
tree --noreport --prune "$VNS_STORE/$NOTEBOOK"\
| tail -n +2\
| sed s/\.gpg//g
}
vns_rm () {
# rm (note)
# removes (note) from the store
local -r VNS_BLUE_COLOR='\033[0;34m'
local -r VNS_RESET_COLOR='\033[0m'
printf "%s\\n\\n" "$VNS_PRODUCT"
while [ "$#" -gt 0 ]; do
# Verify $1 is bound
if [ -z "${*:1:1}" ]; then vns_raise "Insufficient arguments" 30; fi
if [ "$#" -lt 1 ]; then vns_raise "Insufficient arguments" 30; fi
# Verify the note exists
if [ ! -r "$VNS_STORE/$1.gpg" ]; then
vns_raise "Note does not exist" 31;
fi
if [ ! -r "$VNS_STORE/$1.gpg" ]; then
vns_raise "Note does not exist" 31;
fi
# Delete the Note
vns_git rm "$VNS_STORE/$1.gpg" > /dev/null
vns_git commit -m "Deleted $1" > /dev/null
vns_git rm "$VNS_STORE/$1.gpg" > /dev/null
vns_git commit -m "Deleted $1" > /dev/null
# Report success
printf "$VNS_BLUE_COLOR!$VNS_RESET_COLOR - %s\\n" "Deleted $VNS_STORE/$1"
shift
done
vns_report "Deleted $1"
# Move to the next item
shift
done
}
vns_create () {
# create (note)
# Create a new note and open it for editing
local -r VNS_RED_COLOR='\033[0;31m'
local -r VNS_RESET_COLOR='\033[0m'
if [ -z "${*:1:1}" ]; then
local -r VNS_RED_COLOR='\033[0;31m'
local -r VNS_RESET_COLOR='\033[0m'
if [ "$#" -lt 1 ]; then
printf "usage: %s %s\n" "$(basename "$0")" "-c [notebook/section/](name)"
return
fi
@@ -194,14 +176,14 @@ vns_create () {
# Warn the user if the note failed to encrypt
if ! file "$VNS_STORE/$1.gpg" | grep "PGP" -qs; then
printf "$VNS_RED_COLOR!$VNS_RESET_COLOR - %s\\n %s\\n"\
"The created note was not encrypted."\
"Check your vim-gnupg setup."
"The created note was not encrypted."\
"Check your vim-gnupg setup."
fi
# Update vns_git
vns_git add "$VNS_STORE/$1.gpg" > /dev/null
vns_git commit -m "Added $1" > /dev/null
vns_git add "$VNS_STORE/$1.gpg" > /dev/null
vns_git commit -m "Added $1" > /dev/null
}
vns_edit () {
@@ -210,17 +192,17 @@ vns_edit () {
# Open (note) for editing in Vim
# Verify $1 is bound
if [ -z "${*:1:1}" ]; then vns_raise "Insufficient arguments" 50; fi
if [ "$#" -lt 1 ]; then vns_raise "Insufficient arguments" 50; fi
# Refuse to edit non-existent notes
if [ ! -r "$VNS_STORE/$1.gpg" ]; then vns_raise "Note not found: $1" 51; fi
if [ ! -r "$VNS_STORE/$1.gpg" ]; then vns_raise "Note not found: $1" 51; fi
# Edit the specified note
vim "$VNS_STORE/$1.gpg"
vim "$VNS_STORE/$1.gpg"
# Update vns_git
vns_git add "$VNS_STORE/$1.gpg" > /dev/null
vns_git commit -m "Edited $1" > /dev/null
vns_git add "$VNS_STORE/$1.gpg" > /dev/null
vns_git commit -m "Edited $1" > /dev/null
}
vns_import () {
@@ -228,18 +210,18 @@ vns_import () {
# import (src) (dest)
# If src is the path to a file, and dest is a valid note name,
# import src dest copies an encrypted version of src to the note store
pwd
if [ "$#" -lt 2 ]; then
printf "usage: %s %s\n" "$(basename "$0")" "-i (source) (destination)"
return
fi
if [ ! -f "$1" ]; then
vns_raise "Cannot read $1" 92
elif [ -f "$VNS_STORE/$2" ]; then
printf "%s" "Note already exists. Overwrite? (Y/N) "
local response; read -r response
local response=''; read -r response
case "$response" in
Y|y)
rm "$VNS_STORE/$2";;
@@ -247,12 +229,12 @@ vns_import () {
vns_raise "User declined overwrite" 0;;
esac
fi
printf "%s:" "Specify GPG Public Key: "
local gpg_key; read -r gpg_key
gpg2 -r "$gpg_key" -o "$VNS_STORE/$2.gpg" -e "$1"
local gpg_key=''; read -r gpg_key
gpg2 --batch -r "$gpg_key" -o "$VNS_STORE/$2.gpg" -e "$1"
vns_git add "$VNS_STORE/$2.gpg"
vns_git commit -m "Imported file $1 as $2"
@@ -262,12 +244,12 @@ vns_print () {
# print (note)
# print the given note to stdout
# Verify $1 is bound
if [ -z "${*:1:1}" ]; then vns_raise "Insufficient arguments" 11; fi
if [ "$#" -lt 1 ]; then vns_raise "Insufficient arguments" 11; fi
# Decrypt the specified note
gpg2 -d "$VNS_STORE/$1.gpg"
gpg2 --batch -d "$VNS_STORE/$1.gpg"
}
@@ -276,8 +258,13 @@ vns_mv () {
# mv (src) (dest)
# If (src) is a note in the vns store, mv src dest moves src to dest
if [ -z "${*:2}" ]; then vns_raise "Insufficient arguments" 70; fi
if [ ! -r "$VNS_STORE/$1.gpg" ]; then vns_raise "Cannot read $1" 71; fi
# Ensure two arguments were provided
if [ "$#" -lt 2 ]; then vns_raise "Insufficient arguments" 70; fi
# Ensure source can be read
if [ ! -r "$VNS_STORE/$1.gpg" ]; then vns_raise "Cannot read $1" 71; fi
# Refuse to overwrite existing notes
if [ -r "$VNS_STORE/$2.gpg" ]; then vns_raise "Note $2 already exists" 72; fi
vns_git mv "$VNS_STORE/$1.gpg" "$VNS_STORE/$2.gpg"
@@ -289,44 +276,49 @@ vns_merge () {
# merge (output) (notes[])
# If notes[] is an array of note names and output is a new note name,
# merge (output) (notes[]) concatenates notes[] into output.
if [ "$#" -lt 2 ]; then
printf "usage: %s %s\n" "$(basename "$0")" "-m (output) (notes...)"
return
fi
if [ -r "$VNS_STORE/$1.gpg" ]; then vns_raise "Output file already exists." 82; fi
if [ ! -r "$VNS_STORE/$2.gpg" ]; then vns_raise "Could not read $2" 83; fi
local -r GPG_RECIP="$(gpg --list-only -v -d "$VNS_STORE/$2.gpg" 2>&1 | grep -oP "(?<=public key is ).*")"
local GPG_OPTS=()
for recip in $(gpg --list-only -v -d "${VNS_STORE}/$2.gpg" 2>&1 | awk '/public key is/{print $5}'); do
GPG_OPTS=( "${GPG_OPTS[@]}" -r "$recip" )
done
local -r OUTPUT="${VNS_STORE}/${1}.gpg"
shift
vns_gpgcat () {
for note in "$@"; do
if [ ! -r "$VNS_STORE/$note.gpg" ]; then
rm "$VNS_STORE/$1.gpg"
vns_raise "Could not read $note" 83;
fi
printf "File: %s\n" "$note"
gpg2 --batch -d "$VNS_STORE/$note.gpg"
printf "\n"
done
}
vns_gpgcat "${@:2}" | gpg2 --batch --yes -r "$GPG_RECIP" -o "$VNS_STORE/$1.gpg" -e
vns_gpgcat "$@" | gpg2 --batch --yes "${GPG_OPTS[@]}" --encrypt -o "$VNS_STORE/$OUTPUT.gpg"
vns_git add "$VNS_STORE/$1.gpg"
printf "%s" "Remove old notes? (y/N) "
local response; read -r response
local response=''; read -r response
case "$response" in
Y|y)
for note in "${@:2}"; do
for note in "$@"; do
vns_git rm "$VNS_STORE/$note.gpg"
done;;
esac
vns_git commit -m "merged files ${*:2} into $1"
vns_report "Successfully merged files ${*:2} into $1"
esac
vns_git add "$VNS_STORE/$OUTPUT.gpg"
vns_git commit -m "merged files $OUTPUT $* into $OUTPUT"
vns_report "Successfully merged files $OUTPUT $* into $OUTPUT"
}
vns_duplicate () {
@@ -335,18 +327,13 @@ vns_duplicate () {
vns_report "usage: $(basename "$0") -u (source) (destination)"
return
fi
#if [ -z "${*:1:1}" ]; then
# vns_raise "No source note specified" 100
#
# elif [ -z "${*:2:2}" ]; then
# vns_raise "No destination name specified" 101
if [ ! -f "$VNS_STORE/$1.gpg" ]; then
vns_raise "Cannot read $1" 102
elif [ -f "$VNS_STORE/$2.gpg" ]; then
printf "%s" "Note already exists. Overwrite? (Y/N) "
local response; read -r response
response=''; read -r response
case "$response" in
Y|y)
rm "$VNS_STORE/$2.gpg";;
@@ -354,44 +341,76 @@ vns_duplicate () {
vns_raise "User declined overwrite" 0;;
esac
fi
cp "$VNS_STORE/$1.gpg" "$VNS_STORE/$2.gpg"
vns_git add "$VNS_STORE/$2.gpg"
}
vns_git () {
cd "$VNS_STORE" || _raise "FIXME"
git "$@"
# Simple passthrough for executing git commands in the VNS store
git -C "$VNS_STORE" "$@"
}
vns () {
# Bypass sanity check if told to initialize store
if [ "$*" != "-i" ]; then
vns_sanityCheck;
fi
if [ "$*" != "-I" ]; then
vns_sanityCheck;
fi
# Default action is to list all notes
if [ -z "${*:1:1}" ]; then vns_list ""; exit 0; fi
# List of valid arguments
declare -A -r ACTIONS=( ["-c"]="vns_create" ["-d"]="vns_rm"\
["-e"]="vns_edit" ["-l"]="vns_list"\
["-h"]="vns_printHelp" ["-I"]="vns_init"\
["-i"]="vns_import" ["-m"]="vns_merge"\
["-p"]="vns_print" ["-r"]="vns_mv"\
["-u"]="vns_duplicate" ["git"]="vns_git" )
# If given an invalid argument, inform the user and exit on code 10
# Otherwise, perform the corresponding action
if ! test "${ACTIONS["$1"]+isset}"; then
vns_raise "Invalid argument: $1" 10
else
case "$1" in
"-c")
shift
vns_create "$@"
;;
"-d")
shift
vns_rm "$@"
;;
"-e")
shift
vns_edit "$@"
;;
"-l")
shift
vns_list "$@"
;;
"-h")
shift
vns_printHelp "$@"
;;
"-I")
shift
vns_init "$@"
;;
"-i")
shift
vns_import "$@"
;;
"-m")
shift
vns_merge "$@"
;;
"-p")
shift
vns_print "$@"
;;
"-r")
shift
vns_mv "$@"
;;
"-u")
shift
vns_duplicate "$@"
;;
"git")
shift
vns_git "$@"
;;
*)
vns_list "$@"
esac
"${ACTIONS["$1"]}" "${@:2}"
fi
exit 0;
}