История изменений

#!/bin/bash

MSG() { echo -e "\e[32m$@\e[0m"; }
ERR() { echo -e "\e[31mERROR: $@\e[0m" >&2; exit 1; }

usage(){
echo -e 'Use: coub [-h] [-l Num] source

Options:
	-h	- Help and exit;
	-l	- repeat audio Num times or inf for infinity;
	source	- url | id | file.mp4

Examples:
	coub https://coub.com/view/38yafx
	coub ~/COUB/Don_t_be_egoistic
	coub -l inf 38yafx
'
}

makedesktop(){
ddf="${HOME}/.local/share/applications"
desctopfile="$ddf/coub.desktop"
[ -e "$desctopfile" ] || \
( mkdir -p "$ddf" && \
echo -e '[Desktop Entry]
Encoding=UTF-8
Type=Application
Exec=setsid coub %f
Name=COUB player
Icon=video
' > $desctopfile )
}

CHECKOPT() {
while getopts ":hl:" opt_name
do
  case "$opt_name" in
	"h") usage; exit 2 ;;
	"l") loop=${OPTARG} ;;
	":") usage; exit 3 ;;
	"?") echo "Unknown option: '-$OPTARG'"; usage; exit 4 ;;
  esac
done
}

play(){
[ -n "$loop" ] || loop=1
( mpv --volume=0 --loop=inf "$FV" && kill -9 -$$ ) & mpv --loop=$loop "$FA"; kill -9 -$$
}

playfile(){
#extension="${FV##*.}"
name="${FV%.*}"
FA=$name.mp3
[ -e "$FA" ] && play
ERR "Audio not found."
}

makedesktop
CHECKOPT "$@"
shift "$((OPTIND-1))"
[ -z "$1" ] && usage && exit 1

# FILE ?
FV=$(readlink -e "$1") && MSG "Play file..." && playfile

# ID or URL ?
ID="${1##*/}"
ID="${ID%\?*}"
MSG "ID=$ID"

DL="${HOME}/COUB" # storage for links
DD="$DL/DATA" # storage for media
[ -w "$DD" ] || mkdir -p "$DD" || ERR "Storage not writable."

FV="$DD/$ID.mp4"
FV=$(readlink -e "$FV")  && MSG "Play from storage..." && playfile

# download
TS="${TMP:-/tmp/coub.$USER}"
[ -d "$TS" ] || mkdir "$TS" || exit 3

TS="$TS/$ID"
# echo "TS="$TS
[ -e "$TS" ] || wget -q -O "$TS" "https://coub.com/view/$ID" || ERR "download html"

# sed -ne '/^{.*abuses.*}$/p' "$TS" |\
sed -e "1,/<script id='coubPageCoubJson' type='text\/json'>/d" -e "/^<\/script>/,\$d" "$TS" |\
  jq .file_versions.html5.video.higher.url,.file_versions.html5.audio.high.url,.title |\
  tr -d '"' | (
  read V; read A; read T;
  [ -z "$V" -o -z "$A" -o -z "$T" ] && ERR "Bad coub"
  VE="${V##*.}" # video extension
  AE="${A##*.}" # audio extension

  FV="$DD/$ID.$VE"
  FA="$DD/$ID.$AE"

  [ -f "$FV" ] || wget -q -Y off -c -O "$FV" "$V" || ERR "download video."
  [ -f "$FA" ] || wget -q -Y off -c -O "$FA" "$A" || ERR "download audio."
  T="`echo $T | tr -s '/&$#;* \"\`'\' _`"
  ln -s $FV "$DL/$T"
  MSG $(ls -l "$DL/$T")

play
)