Merge remote-tracking branch 'origin/v2a'

This commit is contained in:
Jon-William Lewis
2017-04-21 05:24:55 -05:00
6 changed files with 237 additions and 824 deletions

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#!/bin/bash
# Simple Note System, bash completion file
# ========================================
# Copyright (C) 2016, Jon Lewis <jon.lewis@xenami.net>
# Simple Note System is licensed under the GPLv2. Please see LICENSE for more
# information.
#
# **Notice**
# This file was adapted from pass, the standard unix password manager under the
# terms of the GPLv2 license. Pass may be found at https://passwordstore.org.
#
# The original file bore the following copyright notice:
#
# Copyright (C) 2012 - 2014 Jason A. Donenfeld <Jason@zx2c4.com> and
# Brian Mattern <rephorm@rephorm.com>. All Rights Reserved.
# This file is licensed under the GPLv2+. Please see COPYING for more information.
if [ -r "$HOME"/.local/sns/sns.conf ]; then source "$HOME"/.local/sns/sns.conf; fi
_sns_complete_entries () {
prefix="${SNS_STORE_DIR:-$HOME/.local/sns/notes/}"
suffix=".note"
autoexpand=${1:-0}
local IFS=$'\n'
local items=($(compgen -f $prefix$cur))
for item in "${items[@]}"; do
[[ $item =~ /\.[^/]*$ ]] && continue
# if there is a unique match, and it is a directory with one entry
# autocomplete the subentry as well (recursively)
if [[ ${#items[@]} -eq 1 && $autoexpand -eq 1 ]]; then
while [[ -d $item ]]; do
local subitems=($(compgen -f "$item/"))
local filtereditems=( )
for item2 in "${subitems[@]}"; do
[[ $item2 =~ /\.[^/]*$ ]] && continue
filtereditems+=( "$item2" )
done
if [[ ${#filtereditems[@]} -eq 1 ]]; then
item="${filtereditems[0]}"
else
break
fi
done
fi
# append / to directories
[[ -d $item ]] && item="$item/"
item="${item%$suffix}"
item="${item%.gpg}"
COMPREPLY+=("${item#$prefix}")
done
}
_sns_complete_folders () {
prefix="${SNS_STORE_DIR:-$HOME/.local/sns/notes/}"
local IFS=$'\n'
local items=($(compgen -d $prefix$cur))
for item in "${items[@]}"; do
[[ $item == $prefix.* ]] && continue
COMPREPLY+=("${item#$prefix}/")
done
}
_sns_complete_keys () {
local IFS=$'\n'
# Extract names and email addresses from gpg --list-keys
local keys="$(gpg2 --list-keys --with-colons | cut -d : -f 10 | sort -u | sed '/^$/d')"
COMPREPLY+=($(compgen -W "${keys}" -- ${cur}))
}
_sns()
{
COMPREPLY=()
local cur="${COMP_WORDS[COMP_CWORD]}"
local commands="--create --config --delete --edit --help --print --list --init\
-c "$VCTL" -d -e -h -p -l -i"
if [[ $COMP_CWORD -gt 1 ]]; then
local lastarg="${COMP_WORDS[$COMP_CWORD-1]}"
case "${COMP_WORDS[1]}" in
--list|-l)
_sns_complete_folders
;;
--edit|-e|--print|-p|--delete|-d)
_sns_complete_entries
;;
*)
;;
esac
else
COMPREPLY+=($(compgen -W "${commands}" -- ${cur}))
fi
}
complete -o filenames -o nospace -F _sns sns

448
build/sns
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@@ -1,448 +0,0 @@
#!/bin/bash
# Simple Note System
# Copyright (C) 2016, Jon Lewis
#
# 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.
# Prevent freak accidents involving the root directory
if [ -z "$HOME" ]; then HOME=/home/"$(whoami)"; fi
# Store files and locations
readonly PROD_STR="Simple Note System"
readonly VER_STR="v2.0a12"
readonly ROOT_DIR="$HOME"/.local/sns
readonly NOTES_DIR="$ROOT_DIR"/notes
readonly TMP_DIR="$ROOT_DIR"/tmp
readonly CONFIG_FILE="$ROOT_DIR/sns.conf"
#Color codes for messages
readonly RED_COLOR='\033[1;31m'
readonly YELLOW_COLOR='\033[1;33m'
readonly RESET_COLOR='\033[0m'
#Print the program header to stdout
printf "%s\n" "$PROD_STR"
printf "%s\n" "------------------"
# Section: Functions
function encrypt(){
# This function, given a recipient, $PUBKEY; a file to encrypt, $TMP_NOTE; and an
# output file, $NOTE, will encrypt $TMP_NOTE to $NOTE against $PUBKEY's private
# GPG key.
gpg -r "$PUBKEY" -o "$NOTES_DIR/$NOTE" -e "$TMP_NOTE"
}
function decrypt(){
# This function, given a file to decrypt, will attempt to decrypt the file
# against the specified recipient's private key, and print the result to
# stdout.
gpg -d "$NOTES_DIR/$NOTE"
}
function init_store {
if [ ! -d "$ROOT_DIR" ]; then mkdir -p "$ROOT_DIR" ; WILL_INIT="TRUE"; fi
if [ ! -d "$TMP_DIR" ]; then mkdir -p "$TMP_DIR" ; WILL_INIT="TRUE"; fi
if [ ! -d "$NOTES_DIR" ]; then mkdir -p "$NOTES_DIR"; fi
if [ ! -r "$CONFIG_FILE" ]; then
cat > "$CONFIG_FILE" << EOF
# This file contains directives for the Simple Note System.
EXT=note # File extension to use (for listing notes)
#EDITOR= # Preferred Editor:
# If you would like to specify a different editor for
# sns to use, you may do so here, otherwise, sns will
# use the editor specified in the environment.
DATE_FMT="+%D %T" # Date Format:
# If you would like to modify the date format, you may
# specify one appropriate to the \`date\` command.
ENCRYPTION="FALSE" # Main Encryption Toggle:
# WARNING: ANY PREVIOUSLY UNENCRYPTED NOTES WILL BE LOST
# Change this to TRUE to enable encryption.
PUBKEY="" # Public Key
# Encryption is done using GPG. You must enter your
# public key's identifier here.
#VCTL="" # Version Control Program
# Set this to the name of your preferred version control
# program to use it in SNS. Examples: git, hg, svn
EOF
chmod 600 "$CONFIG_FILE"
printf "%s\n" "- Rewrote Default Configuration"
else
printf "$RED_COLOR!$RESET_COLOR - %s" "Refusing to overwrite existing config"
fi
if [ "$WILL_INIT" == "TRUE" ]; then
printf "%s\n" "- Store initialized in $ROOT_DIR"
else
printf "%s\n" "- Store already initialized."
fi
}
function verify_store {
ETC_DIR=$(dirname "$CONFIG_FILE")
STORE_DIRS=("$ROOT_DIR" "$NOTES_DIR" "$TMP_DIR" "$ETC_DIR")
for DIR in "${STORE_DIRS[@]}"; do
if [ ! -d "$DIR" ]; then
mkdir -p "$DIR"
fi
done
}
function verctl {
"$@"
if [ $2 == "init" ]; then
"$VCTL" add .
"$VCTL" commit -m "Initial Commit"
fi
}
function create(){
# Depends : p_header
# Requires: $NOTE, $NOTE_DIR,
# Optional: $ENCRYPTION, $SESSION_ID, $TMP_DIR encrypt
# Given a valid setup, create writes the standard note header as specified
# by p_header, to $NOTE.
# Refuse to overwrite a note
if [ -e "$NOTES_DIR/$NOTE" ]; then
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n\t%s\n"\
"Note already exists"\
"Hint: use -e to edit the note."
exit 200
fi
# If the note's notebook/section does not exist,
# create the appropriate folders.
mkdir -p "$NOTES_DIR"/"$(dirname "$NOTE")"
# Write the standard note header
if [ "$ENCRYPTION" == "TRUE" ]; then
TMP_NOTE="$TMP_DIR"/"$SESSION_ID"
p_header > "$TMP_NOTE"
encrypt
else
p_header > "$NOTES_DIR/$NOTE"
fi
# Make sure the note exists, and inform the user of the result.
if [ -e "$NOTES_DIR/$NOTE" ]; then
printf "%s\n" "- Created note: ${NOTE%.*}"
else
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n"\
"Something went wrong, and the note was not created."
fi
}
function delete(){
# Requires: $NOTE, $NOTE_DIR
# Given a valid $NOTE, delete removes $NOTE from sns.
if [ -e "$NOTES_DIR/$NOTE" ]; then
printf "$RED_COLOR!!$RESET_COLOR %s%s" "Delete " "${NOTE%.*}"
read -p " (y/N) " YN
case "$YN" in
Y|y)
rm "$NOTES_DIR/$NOTE"
printf "%s\n" "- Deleted note: ${NOTE%.*}."
;;
*)
printf "%s\n" "Aborted."
;;
esac
#Cleanup empty notebooks/sections]
find "$NOTES_DIR" -mindepth 1 -type d | tac |\
while read -r DIR ; do
if [ ! "$(ls -A "$DIR")" ]; then
rmdir "$DIR"
fi
done
else
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n" "Note ${NOTE%.*} does not exist."
fi
}
function edit(){
# Requires: $EDITOR, $NOTE
# Optional: $ENCRYPTION, $TMP_DIR, $SESSION_ID, decrypt, encrypt
# Verify an editor was specified
if [ -z "$EDITOR" ]; then
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n"\
"No editor specified in environment."
exit
# Verify the note exists
elif [ ! -r "$NOTES_DIR/$NOTE" ]; then
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n"\
"Note cannot be opened for editing."
exit 40;
fi
# If encryption is enabled, decrypt $NOTE to a temp file, otherwise
# operate on the note directly.
if [ "$ENCRYPTION" == "TRUE" ]; then
cp "$NOTES_DIR/$NOTE" "$NOTES_DIR/$NOTE.bk" #Insurance
TMP_NOTE="$TMP_DIR/$SESSION_ID"
decrypt > "$TMP_NOTE"
else
TMP_NOTE="$NOTES_DIR/$NOTE";
fi
# Write an ammendment header
if [ -z "$CREATE" ]; then
printf "\n%s\n" "edit - $(date "$DATE_FMT")" >> "$TMP_NOTE"
printf "%s\n" "===================================" >> "$TMP_NOTE"
fi
# Call the editor
printf "%s\n" "- editing ${NOTE%.*}"
"$EDITOR" "$TMP_NOTE"
# If the file was previously decrypted, encrypt it back
if [ "$ENCRYPTION" == "TRUE" ]; then
printf "%s\n" "- encrypting ${NOTE%.*}"
rm "$NOTES_DIR/$NOTE"
encrypt;
rm "$TMP_NOTE"
if [ ! -r "$NOTES_DIR/$NOTE" ]; then
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n" "error: note was not saved."
cp "$NOTES_DIR/$NOTE.bk" "$NOTES_DIR/$NOTE"
else
rm "$NOTES_DIR/$NOTE.bk";
fi
fi
# If $VCTL is defined, add the edited note to the repo.
if [ "$VCTL" ]; then
>&2 printf "%s %s %s\n" "- adding to" "$VCTL" "repo".
verctl "$VCTL" add ""$NOTES_DIR"/$NOTE"
verctl "$VCTL" commit -m "Added/Changed $NOTE" > /dev/null
fi
}
function help {
printf "\n%s" "usage: sns [-cedlp] <notebook/section/name>"
if [ -z "$VCTL" ]; then
printf "\n%s%s%s" "usage: sns " "$VCTL" " ..."
fi
printf "\n%s" " sns [-hi]"
printf "\n%s" " -c | --create : Create note"
printf "\n%s" " -C | --config : Edit Config"
printf "\n%s" " -d | --delete : Delete note"
printf "\n%s" " -e | --edit : Open note for editing"
printf "\n%s" " -h | --help : Display this message"
printf "\n%s" " -i | --init : Write default config and initalize SNS store"
printf "\n%s" " -l | --list : List all notes in NOTEBOOK"
printf "\n%s" " -p | --print : Print note to console"
printf "\n\n"
}
function list(){
# This function, given a folder, $NOTE, will list the contents of $NOTE.
cd "$(dirname "$NOTES_DIR/$NOTE")"
find . -type f -name "*$EXT" | while read file; do
printf "%s\n" "$file"
done
}
function p_header(){
printf "# %s\n## %s\n" "$(basename "${NOTE%.*}")" "$(date "$DATE_FMT")"
}
function print(){
# Given an existing file, $NOTE, print prints the contents of $NOTE to stdout.
if [ -r "$NOTE" ]; then
if [ "$ENCRYPTION" == "TRUE" ]; then decrypt #to stdout
else cat "$NOTE"; fi
else
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n\t%s\n"\
"Note cannot be found."
exit 205 #ERR_NOTE_NO_READ
fi
}
# End Section: Functions
#==============================================================================
# Stage 1: Read Configuration / Verify Integrity
#==============================================================================
if [ -r "$CONFIG_FILE" ]; then
source "$CONFIG_FILE"
verify_store
elif [ "$1" != "-i" ]; then
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n\t%s\n"\
"Configuration not found. Please run sns -i."
exit 5 #ERR_NO_STORE
fi
if [ -d "$NOTES_DIR" ]; then cd "$NOTES_DIR"; fi
if [ "$ENCRYPTION" == "TRUE" ]; then
# If the user chose not to decrypt notes before, clear that preference.
if [ -r "$NOTES_DIR"/.do_not_decrypt ]; then
rm "$NOTES_DIR"/.do_not_decrypt;
fi
# Check if GPG is installed.
if [ ! -r "$(which gpg)" ]; then
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n\t%s\n"\
"Encryption was specified, but GPG is not installed."
exit 100
# Check if we have a GPG recipient
elif [ -z "$PUBKEY" ]; then
>&2 printf "$RED_COLOR!$RESET_COLOR %s\n\t%s\n"\
"No GPG recipient was provided in $CONFIG_FILE. "
exit 110
# All is good. If any previously unencrypted notes exist, encrypt them.
# No harm in extra security.
else
find . -type f -name "*.$EXT" | grep -v "gpg" | while read TMP_NOTE; do
NOTE="${TMP_NOTE%.$EXT}.gpg.$EXT"
encrypt
if [ -r "$NOTE" ]; then
printf "$YELLOW_COLOR!$RESET_COLOR %s\n" "Encrypted ${NOTE%.$EXT}"
rm "$TMP_NOTE"
fi
done
fi
# If encryption isn't enabled, make sure either all notes are decrypted or the user
# does not wish to decrypt all notes.
else
if [ ! -r "$NOTES_DIR"/.do_not_decrypt ]; then
if [ -n "$(find "$NOTES_DIR" -type f -name "*.gpg.$EXT" > /dev/null)" ]; then
while true; do
read -p "Would you like to de-encrypt previously encrypted notes? " YN
case $YN in
[Yy]* )
read -s -p "Please enter your passphrase: " PASSPHRASE
cd "$NOTES_DIR"
find . -type f -name "*.gpg.$EXT" | while read -r NOTE; do
gpg\
--passphrase "$PASSPHRASE"\
-o "${NOTE%.gpg.note}.note"\
--decrypt "$NOTE"
if [ -r "${NOTE%.gpg.note}.note" ]; then
printf "$YELLOW_COLOR!$RESET_COLOR %s\n"\
"De-encrypted ${NOTE%.gpg.$EXT}"
rm "$NOTE";
fi
done
break;;
[Nn]* )
# Remember the user's preference.
touch "$NOTES_DIR/.do_not_decrypt"
break;;
*)
printf " $RED_COLOR!$RESET_COLOR %s\n" "Please enter Y or N"
;;
esac
done
fi
fi
fi
#==============================================================================
# Stage 2: Argument Parsing
#==============================================================================
NOTE=""
if [ -z "$1" ]; then help; exit 20
else
INDEX=0
for ARG in "$@"; do
let INDEX++
case "$ARG" in
-c|--create)
CREATE="TRUE"
OP="TRUE"
;;
-C|--config)
if [ -z "$EDITOR" ]; then
printf "$YELLOW_COLOR!$RESET_COLOR - %s\n"\
"No editor defined. Defaulting to vi."
EDITOR=vi
fi
"$EDITOR" "$CONFIG_FILE"
exit 0;
;;
-d|--delete)
DELETE="TRUE"
OP="TRUE"
;;
-e|--edit)
EDIT="TRUE"
OP="TRUE"
;;
-ce|-ec)
CREATE="TRUE"
EDIT="TRUE"
OP="TRUE"
;;
-l|--list)
LIST="TRUE"
OP="TRUE"
;;
-p|--print)
PRINT="TRUE"
OP="TRUE"
;;
-h|--help)
help
exit 0
;;
-i|--init-store)
init_store
exit 0
;;
"$VCTL")
cd "$ROOT_DIR"
verctl "${@:$INDEX}"
exit 0
;;
*)
NOTE="$ARG"
break;
;;
esac
done
fi
#==============================================================================
# Section: Actions / Stage 3
#==============================================================================
# Default behavior
# If no operation was specified, print help and exit on ERR_NO_OP
if [ "$OP" != "TRUE" ]; then
help; exit 20
fi
# All options not requiring a note to be specified have been dealt
# with; if one isn't specified, exit on ERR_NO_NOTE.
if [ -z "$NOTE" ]; then
printf "$RED_COLOR!$RESET_COLOR %s\n" "No note specified."
exit 30
fi
if [ "$ENCRYPTION" == "TRUE" ]; then
SESSION_ID="$RANDOM" #SESSION_ID later becomes the temporary filename
readonly NOTE="$NOTE.gpg.$EXT"
else
readonly NOTE="$NOTE.$EXT"
fi
if [ "$LIST" == "TRUE" ]; then list ; exit 0; fi
if [ "$PRINT" == "TRUE" ]; then print ; exit 0; fi
if [ "$DELETE" == "TRUE" ]; then delete; exit 0; fi
if [ "$CREATE" == "TRUE" ]; then create; fi
if [ "$EDIT" == "TRUE" ]; then edit ; fi
#==============================================================================
# End Section: Actions / Stage 3
#==============================================================================

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@@ -5,18 +5,24 @@
| Name | Code | Meaning |
|--------------|------|---------------------------------------|
| ERR_NO_STORE | 5 | the SNS store needs to be initialized |
| ERR_NO_ARGS | 10 | No arguments were specified |
| ERR_NO_OP | 20 | No operation was specified |
| ERR_NO_NOTE | 30 | A required argument was not provided |
| | | |
| ERR_NO_OPTS | 10 | No mode argument was specified |
| | | |
| ERR_NO_ARGS | 11 | A mode requiring an argument was |
| | | specified without an argument |
| | | |
### Encryption-related codes
|Name | Code | Meaning |
|------------|------|-------------------------------------------------------|
| ERR_NO_GPG | 100 | Encryption is enabled, but GPG is not installed |
| ERR_NO_KEY | 110 | Encryption is enabled, but no recipient was specified |
|------------|------|-----------------------------------------|
| ERR_NO_GPG | 100 | Encryption is enabled, but GPG is not |
| | | installed |
| | | |
| ERR_NO_KEY | 110 | Encryption is enabled, but no recipient |
| | | was specified |
### Creation-related codes
|Name | Code | Meaning |
|-----------------|------|-----------------------------------|
|-----------------|------|------------------------------------|
| ERR_NOTE_EXiSTS | 200 | The specified note already exists |
| ERR_NOTE_NO_READ| 205 | The specified note cannot be read |

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@@ -1,229 +0,0 @@
#!/bin/bash
# Simple Note System - Install Script
# Copyright (C) 2016, Jon Lewis
#
# 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.
# Color codes for messages
readonly RED_COLOR='\033[1;31m'
readonly YELLOW_COLOR='\033[1;33m'
readonly BLUE_COLOR='\033[1;34m'
readonly RESET_COLOR='\033[0m'
# Set variables for header
PROD_STR="Simple Note System"
PROD_SUB="Install Script"
# Set default build directory if none specified
if [ ! -d "$BUILD_ROOT" ]; then BUILD_ROOT="build"; fi
# Set default install prefix according to platform
if [ -z "$INSTALL_DIR" ]; then
case "$(uname)" in
"Darwin" )
INSTALL_ROOT=/usr/local/opt
;;
*)
INSTALL_ROOT=/opt
;;
esac
INSTALL_DIR="$INSTALL_ROOT/sns"
fi
function sns_out {
# Compile SNS from source files and print the resulting script to stdout
cat ./src/header.src.sh
printf "%s\n" "# Section: Functions"
awk 'NR>=17' ./src/libEncryption.src.sh
awk 'NR>=17' ./src/libStore.src.sh
awk 'NR>=17' ./src/libSNS.src.sh
printf "%s\n" "# End Section: Functions"
awk 'NR>=17' ./src/sns.src.sh
}
function clean {
if [ -d "$BUILD_ROOT" ]; then rm -rf "$BUILD_ROOT"; fi
}
function build_sns {
clean
if [ ! -d ."$BUILD_ROOT" ]; then mkdir $BUILD_ROOT; fi
sns_out > "$BUILD_ROOT/sns"
chmod +x "$BUILD_ROOT/sns"
cp -f ./src/bash-completion.src.sh ./build/bash-completion
}
function check_install_dir_perms {
STATS=( $(stat -c "%a %u %g" "$INSTALL_ROOT"))
O=$(echo "${STATS[1]}" | cut -c 1)
G=$(echo "${STATS[1]}" | cut -c 2)
E=$(echo "${STATS[1]}" | cut -c 3)
USER=$(id -u)
GROUP=$(id -g)
if [ "${STATS[2]}" == "$USER" ] && [ "$O" == "7" ]; then WRITE="1";
elif [ "${STATS[3]}" == "$GROUP" ] && [ "$G" == "7" ]; then WRITE="1";
elif [ "$E" == "7" ]; then WRITE="1";
else WRITE="0";
fi
if [ "$(id -u)" == "0" ]; then WRITE=1; fi
}
function install_sns {
# Make sure we can write to "$INSTALL_DIR"
check_install_dir_perms
if [ "$WRITE" == "0" ]; then
printf "$RED_COLOR!$RESET_COLOR - %s %s\n"\
"Superuser permissions required to install to" "$INSTALL_DIR."
printf "$YELLOW_COLOR!$RESET_COLOR - %s\n"\
"Will use sudo as necessary."
USE_SUDO="sudo"
else
USE_SUDO=""
fi
# Prepare target environment
"$USE_SUDO" mkdir -p "$INSTALL_DIR"
"$USE_SUDO" mkdir -p "$INSTALL_DIR/bin"
"$USE_SUDO" mkdir -p "$INSTALL_DIR/etc/bash-completion.d"
# Install files from "$BUILD_ROOT" to "$INSTALL_DIR"
"$USE_SUDO" install -m 0755 "$BUILD_ROOT/sns" "$INSTALL_DIR/bin/sns"
"$USE_SUDO" install -m 0644 "$BUILD_ROOT/bash-completion" "$INSTALL_DIR/etc/bash-completion.d/sns"
}
function verify {
if [ ! -r "$INSTALL_DIR/bin/sns" ]; then
printf "$RED_COLOR!$RESET_COLOR - %s\n"\
"could not write to $INSTALL_DIR/bin/sns"
exit 15
else
printf "$YELLOW_COLOR*$RESET_COLOR - %s $BLUE_COLOR%s$RESET_COLOR\n"\
"Simple Note System was installed to" "$INSTALL_DIR/bin/sns."
SNS_INSTALLED=1
fi
if [ ! -r "$INSTALL_DIR/etc/bash-completion.d/sns" ]; then
printf "$RED_COLOR!$RESET_COLOR - %s\n"\
"could not write to $INSTALL_DIR/etc/bash-completion.d/sns"
exit 15
else
printf "$YELLOW_COLOR*$RESET_COLOR - %s $BLUE_COLOR%s$RESET_COLOR\n"\
"Bash completion was installed to" "$INSTALL_DIR/etc/bash-completion.d/sns."
fi
DEFAULT_SNS="$(which sns 2>/dev/null)"
if [ -n "$DEFAULT_SNS" ] && [ "$DEFAULT_SNS" != "$INSTALL_DIR/bin/sns" ]; then
printf "$RED_COLOR!$RESET_COLOR - %s %s %s\n"\
"Another installation of sns"\
"($DEFAULT_SNS)"\
"was detected."
fi
if [ -z "$DEFAULT_SNS" ]; then
printf "\n$YELLOW_COLOR*$RESET_COLOR - %s\n\t$YELLOW_COLOR%s\n$RESET_COLOR %s\n\n"\
"sns was not found in PATH. Please add"\
"export PATH=$INSTALL_DIR/bin:\$PATH"\
" to your ~/.bashrc or ~/.bash_profile"
fi
if grep "source $INSTALL_DIR/etc/bash-completion.d/sns" < "$BASH_SETTINGS" > /dev/null; then
SNS_BASH_COMPLETION=1;
else
SNS_BASH_COMPLETION=0;
fi
if [ "$SNS_BASH_COMPLETION" != "1" ]; then
printf "\n$YELLOW_COLOR*$RESET_COLOR - %s\n\t$YELLOW_COLOR%s\n$RESET_COLOR %s\n\n"\
"To enable bash completion, add"\
"source $INSTALL_DIR/etc/bash-completion.d/sns"\
" to your ~/.bashrc or ~/.bash_profile"
else
printf "$YELLOW_COLOR*$RESET_COLOR - %s\n"\
"Bash completion already enabled."
fi
if [ "$SNS_INSTALLED" == "1" ]; then
printf "$YELLOW_COLOR*$RESET_COLOR - %s\n\n%s $BLUE_COLOR%s$RESET_COLOR %s\n"\
"Installation succeeded." "If this is a new install of sns, you should run"\
"sns -i" "now."
fi
}
function print_help {
printf " %s" "usage: ./install [bchiu]"
printf "\n%s" " -b | --build-only : build, but do not install sns"
printf "\n%s" " -c | --clean : clean build directory"
printf "\n%s" " -h | --help : Print this information"
printf "\n%s" " -i | --install : build and install sns"
printf "\n%s" " -u | --uninstall : remove sns from the system (will not remove notes)"
printf "\n\n%s" "Run Variables:"
printf "\n %s %s" "BUILD_DIR= " "Directory to build SNS in"
printf "\n %s %s" "INSTALL_DIR=" "Directory to install SNS to"
printf "\n\n"
}
# Sanity check
if [ -z "$INSTALL_DIR" ]; then
printf "$RED_COLOR!$RESET_COLOR - %s\n"\
"Failed to guess optimal install directory please specify with INSTALL_DIR=\n"
exit 10
fi
if [ -r "$HOME"/.bashrc ]; then
BASH_SETTINGS="$HOME/.bashrc"
elif [ -r "$HOME"/.bash_profile ]; then
BASH_SETTINGS="$HOME/.bash_profile"
else
printf "$RED_COLOR!$RESET_COLOR - %s\n"\
"Failed to determine bash settings file (e.g. ~/.bashrc)"
exit 13
fi
# Print header
printf "\n %s\n" "$PROD_STR"
printf "%s\n\n" "--------------------"
# Argument Parsing
for ARG in "$@"; do
case "$ARG" in
-b|--build-only)
build_sns
printf "\n"
exit
;;
-c|--clean)
clean
exit
;;
-u|--uninstall)
check_install_dir_perms
if [ "$WRITE" == "1" ]; then
rm -rf "$INSTALL_DIR"
else
sudo rm -rf "$INSTALL_DIR"
fi
exit
;;
-i|--install)
build_sns
install_sns
verify
printf "\n"
exit
;;
-h|--help)
print_help
exit
;;
esac
done
print_help
exit

220
sns.sh Executable file
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@@ -0,0 +1,220 @@
#!/bin/bash
XL_PRODUCT="Simple Note System"
XL_VER="v2a"
# Environment Constants
readonly SNS_STORE="$HOME/.local/sns"
readonly SNS_KEYFILE="$SNS_STORE/.pubkey"
readonly SNS_DEPS=("gpg2" "tree" "git")
readonly IFS=$'\n\t'
set -euo pipefail
readonly SNS_RED_COLOR='\033[1;31m'
readonly SNS_YELLOW_COLOR='\033[1;33m'
readonly SNS_RESET_COLOR='\033[0m'
# Erroneous Exit Constants
# Invocation Errors
readonly SNS_ERR_NO_STORE=5 # The sns store needs to be initialized
readonly SNS_ERR_NO_OPTS=10 # No mode argument was specified
readonly SNS_ERR_NS_ARGS=11 # The specified mode requires an argument
# Dependency Errors
readonly SNS_ERR_DEPS=20 # Base error - add the following codes
readonly SNS_ERR_NO_gpg2=1 # GPG is not installed
readonly SNS_ERR_NO_tree=2 # Tree is not installed
readonly SNS_ERR_NO_git=3 # Git is not installed
# Global Variables
typeset -i SNS_SID="$RANDOM"
typeset -a SNS_ACTION=("")
typeset -a MISSING_DEPS
typeset -i SNS_EXIT=0
declare SNS_PUBKEY=
# Function Definitions
# sns_printError Prints an error message
# sns_NoteHeader Prints standard note header to stdout
# sns_checkDeps Checks the system for required dependencies
# sns_checkStore Checks if $SNS_STORE exists
# sns_sanityCheck Wrapper for sns_checkDeps and sns_checkStore
# ----
# sns_initStore Initializes the SNS Store ( -i)
# sns_printHelp Prints help page ( -h)
# sns_list Lists all notes in `tree` format ( *)
# sns_create Creates note; calls sns_edit() ( -c)
# sns_edit Decrypts note to /tmp, calls editor, re-encrypts note ( -e)
# sns_print Prints note to stdout ( -p)
# sns_rm Deletes note from store ( -d)
# sns_gitPassthrough Passes through all instructions to git (git)
function sns_printError(){
printf "$SNS_RED_COLOR!$SNS_RESET_COLOR - %s\n" "$@"
}
function sns_NoteHeader(){
printf "%s\n%s\n" "Title:" "Date:"
}
function sns_checkDeps(){
local SNS_RETURN="true";
for DEP in "${SNS_DEPS[@]}"; do
if test ! -e "$(which "$DEP" 2>/dev/null)"; then
MISSING_DEPS+=("$DEP")
SNS_RETURN="false";
fi
done
"$SNS_RETURN";
}
function sns_checkStore(){
if [ -d "$SNS_STORE" ]; then true; else false; fi
}
function sns_sanityCheck {
if ! sns_checkDeps; then
SNS_EXIT="$SNS_ERR_DEPS"
for DEP in "${MISSING_DEPS[@]}"; do
local SNS_DEP_EC="\$ERR_NO_$DEP"
printError "Dependency %s not in path." "$DEP";
SNS_EXIT+=${!SNS_DEP_EC}
done
fi
if [ -r "$SNS_STORE/.pubkey" ]; then
SNS_PUBKEY="$(cat "$SNS_STORE/.pubkey")"
elif ! sns_checkStore; then
if [ "$(echo "${SNS_ACTION[@]}" | awk '{print $1;}')" != "sns_initStore" ]; then
printError "The sns store does not exist."
printf " - %s\n" "Please run \`sns -i [gpg-key]\` to initialize sns."
SNS_EXIT="$SNS_ERR_NO_STORE"
fi
fi
}
#----
function sns_initStore {
mkdir -p "$SNS_STORE"
echo "$@" | awk '{print $1}' > "$SNS_KEYFILE"
}
function sns_printHelp(){
printf "%s" "usage: sns [-cedlp] <notebook/section/name>"
printf "\n%s%s%s" "usage: sns " "git" " ..."
printf "\n%s" " sns [-hi]"
printf "\n%s" " -c | --create : Create note"
printf "\n%s" " -C | --config : Edit Config"
printf "\n%s" " -d | --delete : Delete note"
printf "\n%s" " -e | --edit : Open note for editing"
printf "\n%s" " -h | --help : Display this message"
printf "\n%s" " -i | --init : Write default config and initalize SNS store"
printf "\n%s" " -l | --list : List all notes in NOTEBOOK"
printf "\n%s" " -p | --print : Print note to console"
printf "\n\n"
}
function sns_list(){
# Change directories to fix tree header
cd "$SNS_STORE" || exit; cd .. || exit;
# Print the tree
tree -C --noreport --prune "$(echo "$@" | awk '{print $1}')"
}
function sns_create(){
# Make sure the note doesn't already exist
if [ -r "$SNS_STORE/$(echo "$@" | awk '{print $1}')" ]; then
sns_printError "Note already exists."
return
fi
# Print the standard header to a temporary note
sns_NoteHeader > /tmp/"$SNS_SID"
# Edit the new note
sns_edit "$(echo "$@" | awk '{print $1}')"
}
function sns_edit(){
# Make the function more readable
local readonly SNS_NOTE="$SNS_STORE/$(echo "$@" | awk '{print $1}')"
# Test if edit was called from create
if [ ! -r /tmp/"$SNS_SID" ]; then gpg2 -d -o /tmp/"$SNS_SID" "$SNS_NOTE"; fi
# Edit the note
vim /tmp/"$SNS_SID"
# Make sure the notebook/section exists
if [ ! -d "$(dirname "$SNS_NOTE")" ]; then mkdir -p "$(dirname "$SNS_NOTE")"; fi
# If the note previously existed, make a backup.
if [ -r "$SNS_NOTE" ]; then mv "$SNS_NOTE" "$SNS_NOTE.bk"; fi
# Re-encrypt it to the store
gpg2 -r "$SNS_PUBKEY" -o "$SNS_NOTE" -e /tmp/"$SNS_SID"
# If all went well, remove the backup
if [ -r "$SNS_NOTE" ]; then rm "$SNS_NOTE.bk"; fi
}
function sns_print(){
gpg2 -d "$SNS_STORE/$(echo "$@" | awk '{print $1}')"
}
function sns_rm(){
rm -f "$SNS_STORE/$(echo "$@" | awk '{print $1}')"
}
function sns_gitPassthrough(){
cd "$SNS_STORE" || exit;
git "$@";
}
# ----
function sns_argParse(){
ARGS=($@)
#echo "${#ARGS}"
SNS_ACTION=()
while getopts ":i:hc:e:p:d:" OPT; do
# If an option requiring an argument was passed without an argument,
# inform the user and set exit code to "$SNS_ERR_NS_ARGS"
case "${ARGS[!OPTIND]}" in
-i|-c|-e|-p|-d)
if [ "${#ARGS}" -lt 2 ]; then
printError "A required argument was not given."
SNS_EXIT="$SNS_ERR_NS_ARGS"
return
fi
esac
case "$OPT" in
i)
SNS_ACTION=("sns_initStore" "$OPTARG");;
h)
SNS_ACTION=("sns_printHelp");;
c)
SNS_ACTION=("sns_create $OPTARG");;
e)
SNS_ACTION=("sns_edit $OPTARG");;
p)
SNS_ACTION=("sns_print $OPTARG");;
d)
SNS_ACTION=("sns_rm $OPTARG");;
esac
done
if [ "${#SNS_ACTION[@]}" -eq 0 ]; then
if [ "$(echo "$@" | awk '{print $1}')" == "git" ]; then
SNS_ACTION=($@)
else
if [ -d "$SNS_STORE/$*" ]; then
SNS_ACTION=("sns_list" "sns/$@")
else
SNS_ACTION=("sns_list" "sns")
fi
fi
fi
}
# Entry Point
printf "%s\n%s\n" "$XL_PRODUCT" "$XL_VER"
printf "\n"
sns_argParse "$@"
sns_sanityCheck
if [ "$SNS_EXIT" -eq 0 ]; then
eval "${SNS_ACTION[@]}"
fi
printf "\n"
exit "$SNS_EXIT"

View File

@@ -1,37 +0,0 @@
#!/bin/bash
# Simple Note System
# Copyright (C) 2016, Jon Lewis
#
# 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.
# Prevent freak accidents involving the root directory
if [ -z "$HOME" ]; then HOME=/home/"$(whoami)"; fi
# Store files and locations
readonly PROD_STR="Simple Note System"
readonly VER_STR="v2.0a12"
readonly ROOT_DIR="$HOME"/.local/sns
readonly NOTES_DIR="$ROOT_DIR"/notes
readonly TMP_DIR="$ROOT_DIR"/tmp
readonly CONFIG_FILE="$ROOT_DIR/sns.conf"
#Color codes for messages
readonly RED_COLOR='\033[1;31m'
readonly YELLOW_COLOR='\033[1;33m'
readonly RESET_COLOR='\033[0m'
#Print the program header to stdout
printf "%s\n" "$PROD_STR"
printf "%s\n" "------------------"