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#!/usr/bin/env bash
# vim:syntax=sh:ts=4
# ----- PROMPT COLOURS ----- #
fgcolor () {
#echo "\\[\\033[38;5;"$1"m\\]"
echo "\033[38;5;${1}m"
}
fgtcolor () {
echo "\033[38;2;$1;$2;$3m"
}
bgcolor () {
#echo "\\[\\033[48;5;"$1"m\\]"
echo "\033[48;5;${1}m"
}
# This is Solaris bash compatible, so we cannot use + here for "at least once) but instead use the
# stupid old asterisk (*). Well, here hetting "no digits" practically won't hurt.
MYUID="$(id|sed 's/.*uid=\([0-9]*\).*/\1/g')";export MYUID
# ...because "empty" will hit the "any" condition in the end :)
OSMAJVER="$(grep '^VERSION_ID' /etc/os-release|awk -F= '{print $NF}'|sed 's/"//g'|awk -F\. '{print $1}')"
case "$MYUID" in
0)
FGC1="fgcolor 88"
case "$OSNAME" in
debian)
# Debian 12 = emerald
if [ "$OSMAJVER" -ge 12 ];then
FGC3="fgcolor 36";FGC2="fgtcolor 155 15 64"
else
FGC3="fgcolor 38";FGC2="fgtcolor 155 15 64"
fi
;;
arch) FGC2="fgcolor 24";FGC3="fgcolor 240";;
redhat) FGC1="fgcolor 23";FGC2="fgcolor 88";FGC3="fgcolor 203";;
fedora) FGC1="fgcolor 160";FGC2="fgcolor 88";FGC3="fgcolor 203";;
# with the advent of Rocky, we'll match the time to SUSE's blue and the hostname to
# the colour of Geeko:
#*suse|aix) FGC2="fgcolor 22";FGC3="fgcolor 41";;
*sles*) FGC2="fgcolor 22";FGC3="fgcolor 83";;
*suse*)
case "$OSNAME" in
*leap) FGC2="fgcolor 214";FGC3="fgcolor 83";;
*) FGC2="fgcolor 30";FGC3="fgcolor 83";;
esac
;;
aix) FGC2="fgcolor 238";FGC3="fgcolor 83";;
*centos*) FGC2="fgcolor 25";FGC3="fgcolor 208";;
*solaris) FGC2="fgcolor 31";FGC3="fgcolor 124";;
ubuntu)
if [ "$OSMAJVER" -ge 22 ];then
if printf "%b" "$TERM"|grep -P 'xterm|256' > /dev/null;then
FGC2="fgcolor 89";FGC3="fgcolor 208"
else
FGC2="fgcolor 53";FGC3="fgcolor 184"
fi
else
FGC2="fgcolor 130";FGC3="fgcolor 215"
fi
;;
rasp*) FGC2="fgcolor 253";FGC3="fgcolor 126";;
rocky) FGC2="fgcolor 22";FGC3="fgcolor 41";;
*) FGC2="fgcolor 240";FGC3="fgcolor 244";;
esac
if [ -n "$TERMUX_APK_RELEASE" ]; then
if [ "$TERMUX_APK_RELEASE" == "F_DROID" ]; then
FGC2="fgcolor 27";FGC3="fgcolor 35"
fi
fi
;;
*)
FGC2="fgcolor 253"
case "$OSNAME" in
debian)
if [ "$OSMAJVER" -ge 12 ];then
FGC1="fgtcolor 155 15 64";FGC3="fgcolor 36"
else
FGC1="fgtcolor 155 15 64";FGC3="fgcolor 38"
fi
;;
arch) FGC1="fgcolor 24";FGC3="fgcolor 239";;
redhat) FGC1="fgcolor 23";FGC3="fgcolor 88";;
fedora) FGC1="fgcolor 88";FGC3="fgcolor 203";;
#*suse|aix) FGC1="fgcolor 22";FGC3="fgcolor 41";;
*sles*) FGC1="fgcolor 22";FGC3="fgcolor 83";;
*suse*)
case "$OSNAME" in
*leap) FGC1="fgcolor 214";FGC3="fgcolor 83";;
*) FGC1="fgcolor 30";FGC3="fgcolor 83";;
esac
;;
aix) FGC1="fgcolor 238";FGC3="fgcolor 83";;
*centos*) FGC1="fgcolor 25";FGC3="fgcolor 208";;
*solaris) FGC1="fgcolor 31";FGC3="fgcolor 124";;
ubuntu)
if [ "$OSMAJVER" -ge 22 ];then
if printf "%b" "$TERM"|grep -P 'xterm|256' > /dev/null;then
FGC1="fgcolor 89";FGC3="fgcolor 208"
else
FGC1="fgcolor 53";FGC3="fgcolor 184"
fi
else
FGC1="fgcolor 130";FGC3="fgcolor 215"
fi
;;
rasp*) FGC1="fgcolor 53";FGC3="fgcolor 126";;
rocky) FGC1="fgcolor 22";FGC3="fgcolor 41";;
*) FGC1="fgcolor 240";FGC3="fgcolor 244";;
esac
if [ -n "$TERMUX_APK_RELEASE" ]; then
if [ "$TERMUX_APK_RELEASE" == "F_DROID" ]; then
FGC1="fgcolor 27";FGC3="fgcolor 35"
fi
fi
;;
esac
# HYPERVISOR LAYER 8 SOFTWARE
if pveversion > /dev/null 2>&1;then
FGC1="fgcolor 236";FGC3="fgcolor 130"
fi
# make it possible to draw user-defined colours
# shellcheck disable=SC1090,SC1091
[ -r "${BBD}/prompt.bash.local" ] && source "${BBD}/prompt.bash.local"
# ----- USER SEP. AND HOSTNAME ----- #
UHSEP=" _æ_ "
[ -n "$TMUX_PANE" ]&&UHSEP="[T]"
[ -n "$BYOBU_WINDOW_NAME" ]&&UHSEP="[B]"
[ "$(hostname -s)" == "monitoring" ]&&PHN="$(hostname -f)"||PHN="$(hostname -s)"
# ----- ASSEMBLE THE PROMPT COMMAND ADDITION ----- #
__prompt_command() {
local EXIT="$?"
if [ "$EXIT" -lt 10 ];then
local EXIT2="00$EXIT"
elif [ "$EXIT" -lt 100 ];then
local EXIT2="0$EXIT"
else
local EXIT2="$EXIT"
fi
case "$MYUID" in
0)
PS1="\\# \[$(tput bold)\]\[$($FGC1)\]\\u\[$($FGC2)\] _æ_ $PHN \[$($FGC3)\]\\w \[$(tput sgr0)\]\\n"
;;
*)
PS1="\\# \[$(tput bold)\]\[$($FGC1)\]\t \[$($FGC2)\]\\u$UHSEP\[$($FGC3)\]$PHN \\w \[$(tput sgr0)\]\\n"
;;
esac
# git-completion. Sources:
# - https://github.com/git/git/tree/master/contrib/completion (main)
# - https://github.com/felipec/git-completion (fork)
# - Debian: easygit
# - Arch: git-completion (AUR, with functionality tests) - search for ...share/git(-completion)?/prompt.sh
# - Manual measure: this repository, /git-prompt
# Why all this fuss? magicmonty takes control over the whole prompt, __git_ps1 only serves a part
# of it. We don't like monoliths, we like modules; the latter is good practice.
# also, see postexec --> one-time sourcing of git's prompt.sh
if command -v __git_ps1 >/dev/null 2>&1;then
GIT_PS1_SHOWCOLORHINTS=1
PS1+="$(__git_ps1 "%s ")"
fi
if [ "$EXIT" -eq 0 ];then
PS1+="\[\033[0;32m\]# "
elif [ "$EXIT" -eq 255 ]||[ "$EXIT" -eq 127 ];then
PS1+="\[\033[0;33m\]$EXIT2 # "
elif [ "$EXIT" -eq 130 ];then
PS1+="\[\033[0;35m\]$EXIT2 # "
else
PS1+="\[\033[0;31m\]$EXIT2 # "
fi
PS1+="\[\033[0m\]"
}
# ----- ADD __prompt_command() TO $PROMPT_COMMAND ----- #
if ! printf "%b" "$PROMPT_COMMAND" | grep '__prompt_command' >/dev/null;then
case "$TERM" in
# adding in "screen" because tmux
xterm|xterm-color|xterm-256color|rxvt*|screen-256color|screen)
if [ -n "$PROMPT_COMMAND" ];then
export PROMPT_COMMAND="__prompt_command;${PROMPT_COMMAND}"
else
export PROMPT_COMMAND="__prompt_command"
fi
;;
*)
if [ -n "$PROMPT_COMMAND" ];then
export PROMPT_COMMAND="__prompt_command;${PROMPT_COMMAND}"
else
export PROMPT_COMMAND="__prompt_command"
fi
;;
esac
fi
# ----- HISTORY SUBMISSION IN $PROMPT_COMMAND ----- #
if ! printf "%b" "$PROMPT_COMMAND"|grep 'history -a' >/dev/null;then
if [ -n "$PROMPT_COMMAND" ];then
export PROMPT_COMMAND="$PROMPT_COMMAND;history -a;history -c;history -r"
else
export PROMPT_COMMAND="history -a;history -c;history -r"
fi
fi
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