.bashrc

#
# ~/.bashrc
#
PATH="${PATH:+${PATH}:}$HOME/.gem/ruby/2.7.0/bin $HOME/.local/bin/ $HOME/opt/"

[[ $- != *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

#
# # ex - archive extractor
# # 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      ;;
      *)           echo "'$1' cannot be extracted via ex()" ;;
    esac
  else
    echo "'$1' is not a valid file"
  fi
}
# Custom PS1
export PS1="\[\e[35m\]\u\[\e[m\]  \[\e[93m\]\W\[\e[m\]\[\e[95m\] \\$\[\e[m\] "
# Custom ls colors
LS_COLORS=$LS_COLORS:'di=1;35:' ; export LS_COLORS

# Limit bash history to 10k lines
export HISTFILESIZE=20000
export HISTSIZE=10000

# Custom aliases
alias l="ls"
alias s="ls"
alias sl="ls"
alias la="ls -la"
alias ..="cd .."
alias ...="cd ../.."
alias ....="cd ../../.."
alias .....="cd ../../../.."
alias brc="vim ~/.bashrc"
alias vrc="vim ~/.vimrc"
alias lswap="ls ~/.cache/vim/swap"
alias rmswap="rm ~/.cache/vim/swap/*"
alias dswp="rm ~/.cache/vim/swap/*"
alias ubrc="source ~/.bashrc"
alias :q="exit"
alias q="exit"
alias dotfiles="/usr/bin/git --git-dir=$HOME/dotfiles --work-tree=$HOME"

# Programs
alias jn="jupyter-notebook"
alias rm-latex="rm *.out *.bbl *.aux *.log *.blg *.sta *.toc *.nav *.snm"
alias mendeley="~/opt/mendeley/mendeleydesktop-1.19.4-linux-x86_64/bin/mendeleydesktop"
alias foxit="~/opt/foxitreader/FoxitReader"
alias bundle="~/.gem/ruby/2.7.0/bin/bundle"

# Deactivate screenkey
alias skil="pkill -f screenkey"

# Make directory and enter it
mcdir ()
{
    mkdir -p -- "$1" &&
    cd -P -- "$1"
}

# Change directory and list content
cl ()
{
    cd "$1" && ls
}

# Activate python environnement
pyenv ()
{
    source ~/Documents/PyEnvs/$1/bin/activate
}

# Powerline
# powerline-daemon -q
# POWERLINE_BASH_CONTINUATION=1
# POWERLINE_BASH_SELECT=1
# . /usr/lib/python3.9/site-packages/powerline/bindings/bash/powerline.sh

# Add RVM to PATH for scripting. Make sure this is the last PATH variable change.
export PATH="$PATH:$HOME/.rvm/bin"