My personnalized MOTD display

motd.sh

#!/bin/sh

# Import color definitions
. $ZDOTDIR/colors

# Get OS details
. $ZDOTDIR/distro_specs


#
# Tux logo
#

c1="${COLOR_FG_WHITE}";
c2="${COLOR_FG_DGREY}";
c3="${COLOR_FG_YELLOW}";

tux_logo=(
"${c2}       __      "
"${c2}      ?  ?     "
"${c2}     |${c1}o${c2}_${c1}o${c2} |    "
"${c2}     |${c3}:_/${c2} |    "
"${c2}    /${c1}/   \\\\${c2} \\   "
"${c2}   (${c1}|     |${c2} )  "
"${c3}  /'\\_${c1}   ${c3}_/\`\\  "
"${c3}  \\___)${c2}=${c3}(___/  "
)


#
# Fox logo
#

f="${COLOR_FG_BROWN}";
w="${COLOR_FG_WHITE}";
b="${COLOR_FG_LBLUE}";
g="${COLOR_FG_GREY}";

fox_logo=(
"${w}                    "
"${w}   /\   /\          "
"${f}  //\\\\\\\\_//\\\\\\\\ ${w}  ___   "
"${f}  \_'''''_/ ${w} /  /   "
"${f}   / ${b}* ${b}*${f} \  (${w}^^^${f})   "
"${f}   \_\./_/  |   \   "
"${f}     / ^    /   /   "
"${g} Art by Todd Vargo  "
)


#
# Text
#

bg="${STYLE_BOLD}${COLOR_FG_GREY}";
n="${COLOR_NONE}";

os_specs=(
"${bg}OS:${n} ${distro}"
"${bg}Kernel${n} ${kernel}"
"${bg}Shell:${n} ${shell}"
"${bg}Disk:${n} ${disks_used} / ${disks_total} [${disks_avail} free]"
"${bg}CPU:${n} ${cpu_name} @ ${cpu_threads}x ${cpu_freq}GHz"
"${bg}GPU:${n} ${gpu}"
"${bg}RAM:${n} ${mem_free_mb}MB / ${mem_total_mb}MB"
)


# Run MOTD, only if we're not in a SSH session
if [ -z $RAN_MOTD ] && [ -z $SSH_CONNECTION ]; then
	# Display a funny formatted uptime
	up=$(/usr/bin/uptime -p | sed -E 's/ weeks?/w/; s/ days?/d/; s/ hours?/h/; s/ minutes?/m/')
	echo " Last time I went to bed: $(echo $up | sed -E 's/^up\s*//; s/\s*,\s*/ /g') ago..."

	# Change separator to neline
	IFS=$'\n'

	# Retrieve data from screenfetch / neofetch / our own script
	if [ -e /usr/bin/screenfetch ];
	then
		data=( $(screenfetch -A 'Linux' -n -d '-host,uptime,pkgs,res,de,wm,wmtheme,gtk') )
	elif [ -e /usr/bin/neofetch ];
	then
		data=( $(neofetch --off --colors 'Linux' --disk_show '/' --disable title underline uptime packages resolution de wm theme term cols) )
	else
		data=( ${os_specs[@]} )
	fi

	# Random selection of logo to use
	if $(test $(( $RANDOM % 2 )) -eq 1)
	then
		logo=( ${fox_logo[@]} )
	else
		logo=( ${tux_logo[@]} )
	fi

	# Display data + logo
	i=0
	for x in $logo; do
		if [[ $i -ge 1 ]]; then str="${data[$i]}"; else str=""; fi
		echo "${x}${str}"
		i=$(( i+1 ))
	done

	# A new line after logo
	echo

	# Reset separator
	unset IFS

	# Make sure to not run it on .bashrc reload
	export RAN_MOTD=true
fi