.bashrc

#
# ~/.bashrc
#
# export PATH=/bin:${PATH}

[[ $- != *i* ]] && return

colors() {
	local fgc bgc vals seq0

	printf "Color escapes are %s\n" '\e[${value};...;${value}m'
	printf "Values 30..37 are \e[33mforeground colors\e[m\n"
	printf "Values 40..47 are \e[43mbackground colors\e[m\n"
	printf "Value  1 gives a  \e[1mbold-faced look\e[m\n\n"

	# foreground colors
	for fgc in {30..37}; do
		# background colors
		for bgc in {40..47}; do
			fgc=${fgc#37} # white
			bgc=${bgc#40} # black

			vals="${fgc:+$fgc;}${bgc}"
			vals=${vals%%;}

			seq0="${vals:+\e[${vals}m}"
			printf "  %-9s" "${seq0:-(default)}"
			printf " ${seq0}TEXT\e[m"
			printf " \e[${vals:+${vals+$vals;}}1mBOLD\e[m"
		done
		echo; echo
	done
}

[ -r /usr/share/bash-completion/bash_completion ] && . /usr/share/bash-completion/bash_completion

# Change the window title of X terminals
case ${TERM} in
	xterm*|rxvt*|Eterm*|aterm|kterm|gnome*|interix|konsole*)
		PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME%%.*}:${PWD/#$HOME/\~}\007"'
		;;
	screen*)
		PROMPT_COMMAND='echo -ne "\033_${USER}@${HOSTNAME%%.*}:${PWD/#$HOME/\~}\033\\"'
		;;
esac

use_color=true

# Set colorful PS1 only on colorful terminals.
# dircolors --print-database uses its own built-in database
# instead of using /etc/DIR_COLORS.  Try to use the external file
# first to take advantage of user additions.  Use internal bash
# globbing instead of external grep binary.
safe_term=${TERM//[^[:alnum:]]/?}   # sanitize TERM
match_lhs=""
[[ -f ~/.dir_colors   ]] && match_lhs="${match_lhs}$(<~/.dir_colors)"
[[ -f /etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(</etc/DIR_COLORS)"
[[ -z ${match_lhs}    ]] \
	&& type -P dircolors >/dev/null \
	&& match_lhs=$(dircolors --print-database)
[[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] && use_color=true

if ${use_color} ; then
	# Enable colors for ls, etc.  Prefer ~/.dir_colors #64489
	if type -P dircolors >/dev/null ; then
		if [[ -f ~/.dir_colors ]] ; then
			eval $(dircolors -b ~/.dir_colors)
		elif [[ -f /etc/DIR_COLORS ]] ; then
			eval $(dircolors -b /etc/DIR_COLORS)
		fi
	fi

	if [[ ${EUID} == 0 ]] ; then
		PS1='\[\033[01;31m\][\h\[\033[01;36m\] \W\[\033[01;31m\]]\$\[\033[00m\] '
	else
		PS1='\[\033[01;32m\][\u@\h\[\033[01;37m\] \W\[\033[01;32m\]]\$\[\033[00m\] '
	fi

	alias ls='ls --color=auto'
	alias grep='grep --colour=auto'
	alias egrep='egrep --colour=auto'
	alias fgrep='fgrep --colour=auto'
else
	if [[ ${EUID} == 0 ]] ; then
		# show root@ when we don't have colors
		PS1='\u@\h \W \$ '
	else
		PS1='\u@\h \w \$ '
	fi
fi

unset use_color safe_term match_lhs sh

alias cp="cp -i"                          # confirm before overwriting something
alias df='df -h'                          # human-readable sizes
alias free='free -m'                      # show sizes in MB
alias np='nano -w PKGBUILD'
alias more=less

xhost +local:root > /dev/null 2>&1

complete -cf sudo

# Bash won't get SIGWINCH if another process is in the foreground.
# Enable checkwinsize so that bash will check the terminal size when
# it regains control.  #65623
# http://cnswww.cns.cwru.edu/~chet/bash/FAQ (E11)
shopt -s checkwinsize

shopt -s expand_aliases

# export QT_SELECT=4

# Enable history appending instead of overwriting.  #139609
shopt -s histappend


### EXPORT
export TERM="xterm-256color"                      # getting proper colors
export HISTCONTROL=ignoredups:erasedups           # no duplicate entries
export ALTERNATE_EDITOR=""                        # setting for emacsclient
export EDITOR="emacsclient -t -a ''"              # $EDITOR use Emacs in terminal
export VISUAL="emacsclient -c -a emacs"           # $VISUAL use Emacs in GUI mode

### SET MANPAGER
### Uncomment only one of these!

### "bat" as manpager
export MANPAGER="sh -c 'col -bx | bat -l man -p'"

### "vim" as manpager
# export MANPAGER='/bin/bash -c "vim -MRn -c \"set buftype=nofile showtabline=0 ft=man ts=8 nomod nolist norelativenumber nonu noma\" -c \"normal L\" -c \"nmap q :qa<CR>\"</dev/tty <(col -b)"'

### "nvim" as manpager
# export MANPAGER="nvim -c 'set ft=man' -"

### SET VI MODE ###
# Comment this line out to enable default emacs-like bindings
set -o vi
bind -m vi-command 'Control-l: clear-screen'
bind -m vi-insert 'Control-l: clear-screen'

# If not running interactively, don't do anything
[[ $- != *i* ]] && return

### PROMPT
# This is commented out if using starship prompt
# PS1='[\u@\h \W]\$ '

### PATH
if [ -d "$HOME/.bin" ] ;
  then PATH="$HOME/.bin:$PATH"
fi

if [ -d "$HOME/.local/bin" ] ;
  then PATH="$HOME/.local/bin:$PATH"
fi

if [ -d "$HOME/Applications" ] ;
  then PATH="$HOME/Applications:$PATH"
fi

### CHANGE TITLE OF TERMINALS
case ${TERM} in
  xterm*|rxvt*|Eterm*|aterm|kterm|gnome*|alacritty|st|konsole*)
    PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME%%.*}:${PWD/#$HOME/\~}\007"'
        ;;
  screen*)
    PROMPT_COMMAND='echo -ne "\033_${USER}@${HOSTNAME%%.*}:${PWD/#$HOME/\~}\033\\"'
    ;;
esac

### SHOPT
shopt -s autocd # change to named directory
shopt -s cdspell # autocorrects cd misspellings
shopt -s cmdhist # save multi-line commands in history as single line
shopt -s dotglob
shopt -s histappend # do not overwrite history
shopt -s expand_aliases # expand aliases
shopt -s checkwinsize # checks term size when bash regains control

#ignore upper and lowercase when TAB completion
bind "set completion-ignore-case on"

### ARCHIVE EXTRACTION
# usage: ex <file>
ex ()
{
  if [ -f $1 ] ; then
    case $1 in
      *.tar.bz2)   tar xjf $1   ;;
      *.tar.gz)    tar xzf $1   ;;
      *.bz2)       bunzip2 $1   ;;
      *.rar)       unrar x $1   ;;
      *.gz)        gunzip $1    ;;
      *.tar)       tar xf $1    ;;
      *.tbz2)      tar xjf $1   ;;
      *.tgz)       tar xzf $1   ;;
      *.zip)       unzip $1     ;;
      *.Z)         uncompress $1;;
      *.7z)        7z x $1      ;;
      *.deb)       ar x $1      ;;
      *.tar.xz)    tar xf $1    ;;
      *.tar.zst)   unzstd $1    ;;
      *)           echo "'$1' cannot be extracted via ex()" ;;
    esac
  else
    echo "'$1' is not a valid file"
  fi
}

### ALIASES ###

# root privileges
alias doas="doas --"

# navigation
up () {
  local d=""
  local limit="$1"

  # Default to limit of 1
  if [ -z "$limit" ] || [ "$limit" -le 0 ]; then
    limit=1
  fi

  for ((i=1;i<=limit;i++)); do
    d="../$d"
  done

  # perform cd. Show error if cd fails
  if ! cd "$d"; then
    echo "Couldn't go up $limit dirs.";
  fi
}

# vim and emacs
alias vim="nvim"
alias em="/usr/bin/emacs -nw"
alias emacs="emacsclient -c -a 'emacs'"
alias doomsync="~/.emacs.d/bin/doom sync"
alias doomdoctor="~/.emacs.d/bin/doom doctor"
alias doomupgrade="~/.emacs.d/bin/doom upgrade"
alias doompurge="~/.emacs.d/bin/doom purge"

# Changing "ls" to "exa"
alias ls='exa -al --color=always --group-directories-first' # my preferred listing
alias la='exa -a --color=always --group-directories-first'  # all files and dirs
alias ll='exa -l --color=always --group-directories-first'  # long format
alias lt='exa -aT --color=always --group-directories-first' # tree listing
alias l.='exa -a | egrep "^\."'

# pacman and yay
alias pacsyu='sudo pacman -Syyu'                 # update only standard pkgs
alias yaysua='yay -Sua --noconfirm'              # update only AUR pkgs (yay)
alias yaysyu='yay -Syu --noconfirm'              # update standard pkgs and AUR pkgs (yay)
alias parsua='paru -Sua --noconfirm'             # update only AUR pkgs (paru)
alias parsyu='paru -Syu --noconfirm'             # update standard pkgs and AUR pkgs (paru)
alias unlock='sudo rm /var/lib/pacman/db.lck'    # remove pacman lock
alias cleanup='sudo pacman -Rns (pacman -Qtdq)'  # remove orphaned packages

# get fastest mirrors
alias mirror="sudo reflector -f 30 -l 30 --number 10 --verbose --save /etc/pacman.d/mirrorlist"
alias mirrord="sudo reflector --latest 50 --number 20 --sort delay --save /etc/pacman.d/mirrorlist"
alias mirrors="sudo reflector --latest 50 --number 20 --sort score --save /etc/pacman.d/mirrorlist"
alias mirrora="sudo reflector --latest 50 --number 20 --sort age --save /etc/pacman.d/mirrorlist"

# Colorize grep output (good for log files)
alias grep='grep --color=auto'
alias egrep='egrep --color=auto'
alias fgrep='fgrep --color=auto'

# confirm before overwriting something
alias cp="cp -i"
alias mv='mv -i'
alias rm='rm -i'

# adding flags
alias df='df -h'                          # human-readable sizes
alias free='free -m'                      # show sizes in MB
alias lynx='lynx -cfg=~/.lynx/lynx.cfg -lss=~/.lynx/lynx.lss -vikeys'
alias vifm='./.config/vifm/scripts/vifmrun'
alias ncmpcpp='ncmpcpp ncmpcpp_directory=$HOME/.config/ncmpcpp/'
alias mocp='mocp -M "$XDG_CONFIG_HOME"/moc -O MOCDir="$XDG_CONFIG_HOME"/moc'

# ps
alias psa="ps auxf"
alias psgrep="ps aux | grep -v grep | grep -i -e VSZ -e"
alias psmem='ps auxf | sort -nr -k 4'
alias pscpu='ps auxf | sort -nr -k 3'

# Merge Xresources
alias merge='xrdb -merge ~/.Xresources'

# git
alias addup='git add -u'
alias addall='git add .'
alias branch='git branch'
alias checkout='git checkout'
alias clone='git clone'
alias commit='git commit -m'
alias fetch='git fetch'
alias pull='git pull origin'
alias push='git push origin'
alias stat='git status'  # 'status' is protected name so using 'stat' instead
alias tag='git tag'
alias newtag='git tag -a'

# get error messages from journalctl
alias jctl="journalctl -p 3 -xb"

# gpg encryption
# verify signature for isos
alias gpg-check="gpg2 --keyserver-options auto-key-retrieve --verify"
# receive the key of a developer
alias gpg-retrieve="gpg2 --keyserver-options auto-key-retrieve --receive-keys"

# youtube-dl
alias yta-aac="youtube-dl --extract-audio --audio-format aac "
alias yta-best="youtube-dl --extract-audio --audio-format best "
alias yta-flac="youtube-dl --extract-audio --audio-format flac "
alias yta-m4a="youtube-dl --extract-audio --audio-format m4a "
alias yta-mp3="youtube-dl --extract-audio --audio-format mp3 "
alias yta-opus="youtube-dl --extract-audio --audio-format opus "
alias yta-vorbis="youtube-dl --extract-audio --audio-format vorbis "
alias yta-wav="youtube-dl --extract-audio --audio-format wav "
alias ytv-best="youtube-dl -f bestvideo+bestaudio "

# switch between shells
# I do not recommend switching default SHELL from bash.
alias tobash="sudo chsh $USER -s /bin/bash && echo 'Now log out.'"
alias tozsh="sudo chsh $USER -s /bin/zsh && echo 'Now log out.'"
alias tofish="sudo chsh $USER -s /bin/fish && echo 'Now log out.'"

# bare git repo alias for dotfiles
alias config="/usr/bin/git --git-dir=$HOME/dotfiles --work-tree=$HOME"

# termbin
alias tb="nc termbin.com 9999"

# the terminal rickroll
alias rr='curl -s -L https://raw.githubusercontent.com/keroserene/rickrollrc/master/roll.sh | bash'

# Unlock LBRY tips
alias tips='lbrynet txo spend --type=support --is_not_my_input --blocking'

### DTOS ###
# Copy/paste all content of /etc/dtos over to home folder. A backup of config is created. (Be careful running this!)
alias dtoscopy='[ -d ~/.config ] || mkdir ~/.config && cp -Rf ~/.config ~/.config-backup-$(date +%Y.%m.%d-%H.%M.%S) && cp -rf /etc/dtos/* ~'
# Backup contents of /etc/dtos to a backup folder in $HOME.
alias dtosbackup='cp -Rf /etc/dtos ~/dtos-backup-$(date +%Y.%m.%d-%H.%M.%S)'

### BASH INSULTER ###
if [ -f /etc/bash.command-not-found ]; then
    . /etc/bash.command-not-found
fi