|
#!/bin/bash
|
|
# Rick Astley in your Terminal.
|
|
# By Serene Han and Justine Tunney <3
|
|
version='1.1'
|
|
rick='http://keroserene.net/lol'
|
|
video="$rick/astley80.full.bz2"
|
|
# TODO: I'll let someone with mac or windows machine send a pull request
|
|
# to get gsm going again :)
|
|
audio_gsm="$rick/roll.gsm"
|
|
audio_raw="$rick/roll.s16"
|
|
audpid=0
|
|
NEVER_GONNA='curl -s -L http://bit.ly/10hA8iC | bash'
|
|
MAKE_YOU_CRY="$HOME/.bashrc"
|
|
red='\x1b[38;5;9m'
|
|
yell='\x1b[38;5;216m'
|
|
green='\x1b[38;5;10m'
|
|
purp='\x1b[38;5;171m'
|
|
echo -en '\x1b[s' # Save cursor.
|
|
|
|
has?() { hash $1 2>/dev/null; }
|
|
cleanup() { (( audpid > 1 )) && kill $audpid 2>/dev/null; }
|
|
quit() { echo -e "\x1b[2J \x1b[0H ${purp}<3 \x1b[?25h \x1b[u \x1b[m"; }
|
|
|
|
usage () {
|
|
echo -en "${green}Rick Astley performs ♪ Never Gonna Give You Up ♪ on STDOUT."
|
|
echo -e " ${purp}[v$version]"
|
|
echo -e "${yell}Usage: ./astley.sh [OPTIONS...]"
|
|
echo -e "${purp}OPTIONS : ${yell}"
|
|
echo -e " help - Show this message."
|
|
echo -e " inject - Append to ${purp}${USER}${yell}'s bashrc. (Recommended :D)"
|
|
}
|
|
for arg in "$@"; do
|
|
if [[ "$arg" == "help"* || "$arg" == "-h"* || "$arg" == "--h"* ]]; then
|
|
usage && exit
|
|
elif [[ "$arg" == "inject" ]]; then
|
|
echo -en "${red}[Inject] "
|
|
echo $NEVER_GONNA >> $MAKE_YOU_CRY
|
|
echo -e "${green}Appended to $MAKE_YOU_CRY. <3"
|
|
echo -en "${yell}If you've astley overdosed, "
|
|
echo -e "delete the line ${purp}\"$NEVER_GONNA\"${yell}."
|
|
exit
|
|
else
|
|
echo -e "${red}Unrecognized option: \"$arg\""
|
|
usage && exit
|
|
fi
|
|
done
|
|
trap "cleanup" INT
|
|
trap "quit" EXIT
|
|
|
|
# Bean streamin' - agnostic to curl or wget availability.
|
|
obtainium() {
|
|
if has? curl; then curl -s $1
|
|
elif has? wget; then wget -q -O - $1
|
|
else echo "Cannot has internets. :(" && exit
|
|
fi
|
|
}
|
|
echo -en "\x1b[?25l \x1b[2J \x1b[H" # Hide cursor, clear screen.
|
|
|
|
#echo -e "${yell}Fetching audio..."
|
|
if has? afplay; then
|
|
# On Mac OS, if |afplay| available, pre-fetch compressed audio.
|
|
[ -f /tmp/roll.s16 ] || obtainium $audio_raw >/tmp/roll.s16
|
|
afplay /tmp/roll.s16 &
|
|
elif has? aplay; then
|
|
# On Linux, if |aplay| available, stream raw sound.
|
|
obtainium $audio_raw | aplay -Dplug:default -q -f S16_LE -r 8000 &
|
|
elif has? play; then
|
|
# On Cygwin, if |play| is available (via sox), pre-fetch compressed audio.
|
|
obtainium $audio_gsm >/tmp/roll.gsm.wav
|
|
play -q /tmp/roll.gsm.wav &
|
|
fi
|
|
audpid=$!
|
|
|
|
#echo -e "${yell}Fetching video..."
|
|
# Sync FPS to reality as best as possible. Mac's freebsd version of date cannot
|
|
# has nanoseconds so inject python. :/
|
|
python <(cat <<EOF
|
|
import sys
|
|
import time
|
|
fps = 25; time_per_frame = 1.0 / fps
|
|
buf = ''; frame = 0; next_frame = 0
|
|
begin = time.time()
|
|
try:
|
|
for i, line in enumerate(sys.stdin):
|
|
if i % 32 == 0:
|
|
frame += 1
|
|
sys.stdout.write(buf); buf = ''
|
|
elapsed = time.time() - begin
|
|
repose = (frame * time_per_frame) - elapsed
|
|
if repose > 0.0:
|
|
time.sleep(repose)
|
|
next_frame = elapsed / time_per_frame
|
|
if frame >= next_frame:
|
|
buf += line
|
|
except KeyboardInterrupt:
|
|
pass
|
|
EOF
|
|
) < <(obtainium $video | bunzip2 -q 2> /dev/null)
|