2022-02-03

home/dot-local/share/bash/common.sh

@@ -0,0 +1,54 @@
+
+for edit in nvim vim nano vi; do
+	EDITOR="$(command -v ${edit})" && break
+done
+VISUAL="${EDITOR}"
+
+
+# path-munge [OPTIONS] path
+#  -b add path as prefix to existing path
+#  -a add path as suffix to existing path (default)
+function path-munge() {
+	local mode='suffix'
+
+	local OPTIND=1 OPTFLG=''
+	while getopts "ba" OPTFLG "$@"; do
+		case "${OPTFLG}" in
+		b) mode='prefix' ;;
+		a) mode='suffix' ;;
+		:) ;;
+		*) ;;
+		esac
+	done
+	shift "$((OPTIND - 1))"
+
+	if [[ :${PATH}: != *:$1:* ]]; then
+		case "${mode}" in
+		prefix) PATH="$1${PATH:+":"}${PATH}" ;;
+		suffix) PATH="${PATH}${PATH:+":"}$1" ;;
+		esac
+	fi
+}
+
+# shellcheck disable=SC2120
+function has-superuser-priviliges() {
+	[[ "$(/usr/bin/groups)" == *"${1:-"wheel"}"* || "$(/usr/bin/id -u)" == "0" ]]
+}
+
+# reset bin lookup path
+PATH=''
+
+if has-superuser-priviliges; then
+	path-munge /usr/local/sbin
+	path-munge /usr/sbin
+fi
+
+path-munge /usr/local/bin
+path-munge /usr/bin
+
+# user binaries will always be first
+path-munge -b ~/.local/bin
+
+export EDITOR VISUAL PATH
+
+unset -f has-superuser-priviliges

home/dot-local/share/bash/history.sh

@@ -0,0 +1,33 @@
+# -*- mode: bash -*-
+
+# append to the history file, don't overwrite it
+shopt -s histappend
+
+# save multi-line commands as one command
+shopt -s cmdhist
+
+# use readline on history
+shopt -s histreedit
+
+# load history line onto readline buffer for editing
+shopt -s histverify
+
+# use standard ISO 8601 timestamp
+# %F equivalent to %Y-%m-%d
+# %T equivalent to %H:%M:%S (24-hours format)
+TIME_LONG='%F %T'
+TIME_DEFAULT="${TIME_LONG}"
+
+HISTCONTROL="erasedups:ignoredups:ignorespace"
+HISTSIZE=500000
+HISTFILESIZE="${HISTSIZE}"
+HISTFILE="${HOME}/.local/state/bash/history"
+HISTTIMEFORMAT="${TIME_DEFAULT}  "
+
+export HISTFILE HISTSIZE HISTFILESIZE HISTCONTROL HISTTIMEFORMAT
+
+# enable incremental history search with up/down arrows
+bind '"\e[A": history-search-backward'
+bind '"\e[B": history-search-forward'
+bind '"\e[C": forward-char'
+bind '"\e[D": backward-char'

home/dot-local/share/bash/prompt.sh

@@ -0,0 +1,61 @@
+# shellcheck shell=bash
+
+PSBIN="${HOME}/.local/share/bash"
+
+prompt() {
+	local status="$?" file
+	PS1="${PSFIX}"
+	PSSCM="$(source "${PSBIN}/prompt/prompt-scm.sh" 2>/dev/null )"
+	PSPIP="$(source "${PSBIN}/prompt/prompt-pip.sh" 2>/dev/null )"
+
+	# done refreshing, starting to assemble it.
+	PS1="${PS1}\\[\\e[0m\\]${PSSCM%% }${PSSCM:+" "}"
+	PS1="${PS1}\\[\\e[0m\\]${PSPIP%% }${PSPIP:+" "}"
+	# change prompt if last execution was not successful
+	if [[ "${status}" -gt 0 ]]; then
+		PS1="${PS1}\\[\\e[0;31m\\]\\$"
+	else
+		PS1="${PS1}\\[\\e[0;32m\\]\\$"
+	fi
+	# back to default
+	PS1="${PS1}\\[\\e[0m\\] "
+}
+
+# Use window titles only in known X terminals.
+case ${TERM} in
+	xterm*|rxvt*|Eterm|aterm|kterm|gnome|screen)
+		PSTITLE='\[\e]0;\u@\h:\w\a\]'
+	;;
+	*)
+		PSTITLE=''
+	;;
+esac
+
+: "${PSUSERCOLOR:="1;33"}" # yellow by default
+: "${PSHOSTCOLOR:="1;33"}" # yellow by default
+
+typeset -A PSHOSTCOLORS
+PSHOSTCOLORS[louis@desktop-louis]="38;5;164@1;30"
+
+if [[ -n ${PSHOSTCOLORS[${USER}@${HOSTNAME}]} ]]; then
+	PSUSERCOLOR="${PSHOSTCOLORS["${USER}@${HOSTNAME}"]%@*}"
+	PSHOSTCOLOR="${PSHOSTCOLORS["${USER}@${HOSTNAME}"]##*@}"
+fi
+
+if [[ ${EUID} -eq 0 ]]; then
+	PSUSERCOLOR="38;5;160"
+fi
+
+# window title if the terminal can interpret this
+PSFIX="${PSTITLE}"
+# user, with color according to preference
+PSFIX="${PSFIX}\\[\\e[${PSUSERCOLOR}m\\]\\u\\[\\e[0m\\]"
+# @
+PSFIX="${PSFIX}\\[\\e[0m\\]@"
+# host, with color according to preference
+PSFIX="${PSFIX}\\[\\e[${PSHOSTCOLOR}m\\]\\h\\[\\e[0m\\]"
+# current working directory.
+PSFIX="${PSFIX}\\[\\e[38;5;111m\\] \\W "
+
+PROMPT_DIRTRIM=1
+PROMPT_COMMAND+=('prompt')

home/dot-local/share/bash/prompt/prompt-pip.sh

@@ -0,0 +1 @@
+basename "${VIRTUAL_ENV:-}" 2>/dev/null

home/dot-local/share/bash/prompt/prompt-scm.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+{ type -p git && git rev-parse --git-dir; } >/dev/null 2>&1 || exit $?
+# see https://git-scm.com/docs/git-status for more information
+# these are status information from the local git index
+
+CAH=0 CBH=0
+D=0 A=0 M=0 R=0 U=0 I=0
+while read -r format state values; do
+	case ${format} in
+		\#)
+		case ${state} in
+			branch.oid)  COMMIT="${values}" ;;
+			branch.head) BRANCH="${values}" ;;
+			branch.upstream) UPSTREAM="${values}" ;;
+			branch.ab)   read -r CAH CBD <<<"${values}" ;;
+		esac
+		;;
+		1) (( ${state:0:1}++ )) ;;
+		2) (( ${state:0:1}++ )) ;;
+		\?) (( U++ )) ;;
+		\!) (( I++ )) ;;
+	esac
+done < <(git status --porcelain=2 --branch)
+
+[[ ${CAH} -gt 0 ]] && echo -n "\\[\\e[0;32m\\]<\\[\\e[0m\\]${CAH} ";
+[[ ${CBH} -gt 0 ]] && echo -n "\\[\\e[0;31m\\]>\\[\\e[0m\\]${CBH} ";
+
+
+[[ ${M} -gt 0 ]] && _BRANCH="\\[\\e[0;31m\\]" || _BRANCH="\\[\\e[0;32m\\]"
+if [[ "${BRANCH}" == "(detached)" ]]; then
+	BRANCH="{${COMMIT:0:8}}"
+else
+	BRANCH="(${BRANCH})"
+fi
+echo -n "${_BRANCH}${BRANCH}\\[\\e[0m\\] "
+
+[[ ${A} -gt 0 ]] && echo -n "\\[\\e[0;32m\\]+\\[\\e[0m\\]${A} ";
+[[ ${D} -gt 0 ]] && echo -n "\\[\\e[0;31m\\]-\\[\\e[0m\\]${D} ";
+[[ ${M} -gt 0 ]] && echo -n "\\[\\e[0;35m\\]~\\[\\e[0m\\]${M} ";
+[[ ${U} -gt 0 ]] && echo -n "\\[\\e[0;33m\\]?\\[\\e[0m\\]${U} ";

home/dot-local/share/bash/shopt.sh

@@ -0,0 +1,31 @@
+# -*- mode: bash -*-
+
+# update window size after every command
+shopt -s checkwinsize
+
+# prepend cd to directory names automatically
+shopt -s autocd
+
+shopt -s dirspell
+shopt -s cdspell
+
+# READLINE
+
+# perform file completion in a case
+# insensitive fashion
+bind "set completion-ignore-case on"
+# treat hyphens and underscores as equivalent
+bind "set completion-map-case on"
+# display matches for ambiguous patterns
+# at first tab press
+bind "set show-all-if-ambiguous on"
+# immediately add a trailing slash when
+# autocompleting symlinks to directories
+bind "set mark-symlinked-directories on"
+
+# vi mode configurations
+bind "set vi-ins-mode-string \1\e[6 q\2\1ins\2"
+bind "set vi-cmd-mode-string \1\e[2 q\2\1cmd\2"
+bind "set show-mode-in-prompt on"
+
+# ➜

home/dot-local/share/bash/shortcuts.sh

@@ -0,0 +1,105 @@
+# shellcheck shell=bash
+
+#region common functions for working with directories
+# ---------------------------------------------
+# shortcuts for moving around
+# ---------------------------------------------
+alias ..='cd ..'
+alias ...='cd ../..'
+alias ....='cd ../../..'
+
+# ---------------------------------------------
+# shortcuts for creating and removing folders
+# ---------------------------------------------
+alias md='mkdir -p'
+alias rd='rmdir'
+
+# ---------------------------------------------
+# more shortcuts for listing files
+# ---------------------------------------------
+alias ls='ls --color=auto'
+alias la='ls --color=auto -Alh' # show hidden files
+alias ll='ls --color=auto -lh'  # sort by size human readable
+alias lr='ls --color=auto -lR'  # recursive ls
+alias lt='ls --color=auto -ltr' # sort by date
+
+# ---------------------------------------------
+# shortcuts for showing human-readable fs info
+# ---------------------------------------------
+
+# short and human-readable file listing
+alias dud='du -d 1 -h'
+# short and human-readable directory listing
+alias duf='du -sh *'
+
+#endregion
+
+#region common functions for working with file permissions
+
+# ---------------------------------------------
+# ---------------------------------------------
+alias perm='stat --printf "%a %n \n "' # perm: show permission of target in number
+
+# ---------------------------------------------
+# ---------------------------------------------
+alias 000='chmod 000' # ---------- (user: -, group: -, other: -)
+alias 640='chmod 640' # -rw-r----- (user: rw, group: r, other: -)
+alias 644='chmod 644' # -rw-r--r-- (user: rw, group: r, other: -)
+alias 755='chmod 755' # -rwxr-xr-x (user: rwx, group: rx, other: x)
+alias 775='chmod 775' # -rwxrwxr-x (user: rwx, group: rwx, other: rx)
+
+# ---------------------------------------------
+# ---------------------------------------------
+alias ux='chmod u+x' # ---x------ (user: --x, group: -, other: -)
+alias mx='chmod a+x' # ---x--x--x (user: --x, group: --x, other: --x)
+
+#endregion
+
+#region common preferred default implementation
+
+# 'wget' with resume download
+alias wget='wget -c --no-hsts'
+
+# just use color, please
+alias grep='grep --color=auto'
+alias egrep='egrep --color=auto'
+alias fgrep='fgrep --color=auto'
+alias xzegrep='xzegrep --color=auto'
+alias xzfgrep='xzfgrep --color=auto'
+alias xzgrep='xzgrep --color=auto'
+alias zegrep='zegrep --color=auto'
+alias zfgrep='zfgrep --color=auto'
+alias zgrep='zgrep --color=auto'
+
+#endregion
+
+# path: echo all executable paths
+alias path='echo -e ${PATH//:/\\n}'
+
+# cs: clear terminal display
+alias cs='clear'
+
+# ed: editd file in default editor
+alias ed='${EDITOR}'
+# se: editd file in default editor with sudo rigths
+alias se='sudoedit'
+
+# src: reload .bashrc file
+alias src='source ~/.bashrc'
+
+# qfind: quickly search for file
+alias qfind='find . -name '
+
+# ip just color my ip command
+alias ip='ip -c'
+
+# Mirror stdout to stderr, useful for seeing data going through a pipe
+alias peek='tee >(cat 1>&2)'
+
+function open() { command xdg-open "${@:-"${PWD}"}" >/dev/null 2>&1; }
+function code() { command codium "${@:-"${PWD}"}" >/dev/null 2>&1; }
+
+function mcd() { mkdir -p "$1" && cd "$1" || return; }
+
+# Execute a command in a specific directory
+function xin() ( cd "${1}" && shift && "${@}"; )