ytdl.lib

#!/usr/bin/env bash
#
# ############################################################################
# Project: scripts (none)
# File...: ytdl.lib
# Created: Sunday, 2022/04/03 - 17:39:45
# Author.: @fbnmtz, (fabiano.matoz@gmail.com)
# ~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~~·~·~·~·~·~·~·~
# Last Modified: Tuesday, 2023/08/29 - 17:00:59
# Modified By..: @fbnmtz, (fabiano.matoz@gmail.com)
# ~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~~·~·~·~·~·~·~·~
# Version: 0.0.6.171
# ~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~~·~·~·~·~·~·~·~
# Description: 
#  >
# ############################################################################
# HISTORY:
#

use system

_xLIB_YTDL_=true
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notify_app=xsys.notify
ytdl_output=''
ytdl_text=''

CMD="yt-dlp"
ARGS="-4"

# get system home path
gethome(){
    local videos_path=''
    case "$(xsys.os)" in
        Linux ) 
            if [ -n "$XDG_VIDEOS_DIR" ]; then
                videos_path=$XDG_VIDEOS_DIR 
            else
                videos_path=$HOME/videos
            fi
        ;;
        Darwin) videos_path=$HOME/Movies  ;;
    esac
    echo "$videos_path"
}

geLinuxtPath(){
    local type=$1
    case "$type" in
        audio)  ;;
        video)  ;;
    esac
}

prepareArgs(){
    local type=$1
    local url=$2
    shift; shift;
    
    case "$url" in
        *"&list"*)
            ytdl_text="$type playlist"
            ytdl_output="$APP_HOME/%(playlist)s/%(playlist_index)s-%(title)s.%(ext)s"
            ;;
        *"channel"* | *"user"*) 
            ytdl_text="$type channel/user"
            ytdl_output="$APP_HOME/%(uploader)s/%(playlist_index)s-%(title)s.%(ext)s"

            if [ "$type" == "video" ]; then
                ARGS+=" --playlist-reverse"
            fi

            ;;
        *) 
            ytdl_text="$type file"
            if [ "$1" != "" ]; then
                location_to_save="$APP_HOME/$1/"
                # shift
            else
                location_to_save="$APP_HOME/"
            fi

            if [ "$type" == "video" ]; then
                domain=$(echo "$url" | cut -d ':' -f2 | sed 's/\/\///' | cut -d '/' -f1 | sed 's/^www.//')
                case $domain in
                    # from YT open url in mpv
                    youtu.be|youtube.com|youtube.com.br)
                        ytdl_output="$location_to_save%(title)s.%(ext)s" ;;
                    *redd.it|reddit.com)
                        ytdl_output="$location_to_save%(original_url)s-%(upload_date>%Y-%m-%d)s-%(duration>%H-%M-%S)s.%(ext)s" ;;
                    *)
                        ytdl_output="$location_to_save%(uploader)s.%(title)s.%(creator)s.%(upload_date>%Y-%m-%d)s.%(release_date)s-%(duration>%H-%M-%S)s-%(original_url)s-%(id)s-%(filesize)s.%(ext)s" 
                esac
            else
                ytdl_output="$location_to_save%(title)s.%(ext)s"
            fi
    esac

    case "$type" in
        audio) ARGS+=" --output $ytdl_output --extract-audio --audio-format mp3 " ;;
        video) ARGS+=" --cookies ~/bin/youtube.com_cookies.txt --output $ytdl_output" ;;
    esac

}

runCMD(){
    APP_HOME="$(gethome)/ytdl"
    local type=$1
    local url=$2
    
    prepareArgs "$type" "$url" 
    ytdlCMD "$url"
}

ytdlCMD(){
    local url=$1

    command="$CMD $ARGS $url"
    echo "$command"
    
    if $command; then
        $notify_app "$APP" "$ytdl_text download complete \n'$url'" -c
    else
        $notify_app "$APP" "Error!" -c
    fi
}

# extract audio from a local video file
ytExtract(){
    audio=$(echo "$filename" | tr -s ' ' '-' | cut -d '.' -f1)
    ffmpeg -i "$filename" -f mp3 -ab 192000 -vn "${audio}".mp3 
}