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#!/usr/bin/env bash
# Simple CLI for shell-color-scripts
if [[ "$DEV" -gt 0 ]]; then
DIR_COLORSCRIPTS="./colorscripts"
else
DIR_COLORSCRIPTS="/opt/shell-color-scripts/colorscripts"
fi
if command -v find &>/dev/null; then
LS_CMD="$(command -v find) ${DIR_COLORSCRIPTS} -maxdepth 1 -type f"
LS_CMD_B="$(command -v find) ${DIR_COLORSCRIPTS}/blacklisted -maxdepth 1 -type f"
else
LS_CMD="$(command -v ls) ${DIR_COLORSCRIPTS}"
LS_CMD_B="$(command -v ls) ${DIR_COLORSCRIPTS}/blacklisted"
fi
list_colorscripts="$($LS_CMD | xargs -I $ basename $ | cut -d ' ' -f 1 | nl)"
length_colorscripts="$($LS_CMD | wc -l)"
list_blacklist="$($LS_CMD_B 2>/dev/null | xargs -I $ basename $ | cut -d ' ' -f 1 | nl || "")"
length_blacklist="$($LS_CMD_B 2>/dev/null | wc -l || 0)"
fmt_help=" %-20s\t%-54s\n"
function _help() {
echo "Description: A collection of terminal color scripts."
echo ""
echo "Usage: colorscript [OPTION] [SCRIPT NAME/INDEX]"
printf "${fmt_help}" \
"-h, --help, help" "Print this help." \
"-l, --list, list" "List all installed color scripts." \
"-r, --random, random" "Run a random color script." \
"-e, --exec, exec" "Run a specified color script by SCRIPT NAME or INDEX."\
"-b, --blacklist, blacklist" "Blacklist a color script by SCRIPT NAME or INDEX." \
"-u, --unblacklist, unblacklist" "Unblacklist a color script by SCRIPT NAME or INDEX." \
"-a, --all, all" "List the outputs of all colorscripts with their SCRIPT NAME"
}
function _list() {
echo "There are "$($LS_CMD | wc -l)" installed color scripts:"
echo "${list_colorscripts}"
}
function _list_blacklist() {
echo "There are $length_blacklist blacklisted color scripts:"
echo "${list_blacklist}"
}
function _random() {
declare -i random_index=$RANDOM%$length_colorscripts
[[ $random_index -eq 0 ]] && random_index=1
random_colorscript="$(echo "${list_colorscripts}" | sed -n ${random_index}p \
| tr -d ' ' | tr '\t' ' ' | cut -d ' ' -f 2)"
# echo "${random_colorscript}"
exec "${DIR_COLORSCRIPTS}/${random_colorscript}"
}
function ifhascolorscipt() {
[[ -e "${DIR_COLORSCRIPTS}/$1" ]] && echo "Has this color script."
}
function _run_by_name() {
if [[ "$1" == "random" ]]; then
_random
elif [[ -n "$(ifhascolorscipt "$1")" ]]; then
exec "${DIR_COLORSCRIPTS}/$1"
else
echo "Input error, Don't have color script named $1."
exit 1
fi
}
function _run_by_index() {
if [[ "$1" -gt 0 && "$1" -le "${length_colorscripts}" ]]; then
colorscript="$(echo "${list_colorscripts}" | sed -n ${1}p \
| tr -d ' ' | tr '\t' ' ' | cut -d ' ' -f 2)"
exec "${DIR_COLORSCRIPTS}/${colorscript}"
else
echo "Input error, Don't have color script indexed $1."
exit 1
fi
}
function _run_colorscript() {
if [[ "$1" =~ ^[0-9]+$ ]]; then
_run_by_index "$1"
else
_run_by_name "$1"
fi
}
function _run_all() {
for s in $DIR_COLORSCRIPTS/*
do
echo "$(echo $s | awk -F '/' '{print $NF}'):"
echo "$($s)"
echo
done
}
function _blacklist_colorscript() { # by name only
if [ ! -d "${DIR_COLORSCRIPTS}/blacklisted" ]; then
sudo mkdir "${DIR_COLORSCRIPTS}/blacklisted"
fi
sudo mv "${DIR_COLORSCRIPTS}/$1" "${DIR_COLORSCRIPTS}/blacklisted"
}
function _unblacklist_colorscript() { # by name only
if [ -f "${DIR_COLORSCRIPTS}/blacklisted/$1" ]; then
sudo mv "${DIR_COLORSCRIPTS}/blacklisted/$1" "${DIR_COLORSCRIPTS}"
else
echo "Input error. Script $1 is not blacklisted!"
fi
}
case "$#" in
0)
_help
;;
1)
case "$1" in
-h | --help | help)
_help
;;
-l | --list | list)
_list
;;
-b | --blacklist | blacklist)
_list_blacklist
;;
-r | --random | random)
_random
;;
-a | --all | all)
_run_all
;;
*)
echo "Input error."
exit 1
;;
esac
;;
2)
if [[ "$1" == "-e" || "$1" == "--exec" || "$1" == "exec" ]]; then
_run_colorscript "$2"
elif [[ "$1" == "-b" || "$1" == "--blacklist" || "$1" == "blacklist" ]]; then
_blacklist_colorscript "$2"
elif [[ "$1" == "-u" || "$1" == "--unblacklist" || "$1" == "unblacklist" ]]; then
_unblacklist_colorscript "$2"
else
echo "Input error."
exit 1
fi
;;
*)
echo "Input error, too many arguments."
exit 1
;;
esac
|
