user/bkytpldl-generic

   1 #!/usr/bin/env bash
   2 # Desc: Download YouTube videos
   3 # Usage: $ ./bkytpldl-generic
   4 # Version: 4.1.0
   5
   6 declare -a args; # array for yt-dlp arguments
   7 declare -a urls urls_rand; # array for YouTube playlist URLs
   8
   9 # Settings
  10 dir_out="~/Videos/";
  11 urls+=("https://www.youtube.com/playlist?list=PLxxx"); # adjust me
  12 urls+=("https://www.youtube.com/playlist?list=PLxxx"); # adjust me
  13 urls+=("https://www.youtube.com/playlist?list=PLxxx"); # adjust me
  14
  15 yell() { echo "$0: $*" >&2; } # print script path and all args to stderr
  16 die() { yell "$*"; exit 111; } # same as yell() but non-zero exit status
  17 must() { "$@" || die "cannot $*"; } # runs args as command, reports args if command fails
  18
  19 # check dependencies
  20 if ! command -v yt-dlp 1>/dev/random 2>&1; then die "FATAL:yt-dlp not found."; fi;
  21
  22 # Donʼt run multiple yt-dlp instances
  23 if pgrep "^yt-dlp$" 1>/dev/random 2>&1; then die "FATAL:yt-dlp already running."; fi;
  24
  25 # Check directories
  26 if [[ ! -d $dir_out ]]; then mkdir -p "$dir_out"; fi;
  27
  28 # == Assemble options ==
  29
  30 # yt-dlp output options
  31 ## Restrict file name character set
  32 #args+=("--restrict-filenames");  # Remove non-ASCII characters
  33 args+=("--trim-filenames=120");   # Use in tandem with `%(title).120B`
  34
  35 ## Request to write accompanying files
  36 args+=("--write-subs"); # Write subtitles file
  37 args+=("--write-auto-subs"); # Write subtitles file
  38 #args+=("--all-subs"); # Download all available subtitles (causes many requests)
  39 #subLangs="en.*,ja.*,id.*,es.*,zh-Hans.*,zh-Hant.*,sv.*,el.*,hi.*,ru.*,bn.*,fr.*,ko.*,ar.*,nv.*"; # custom language list
  40 subLangs="en,en-orig,en.*"; # custom language list
  41 args+=("--sub-langs" "$subLangs");
  42 args+=("--write-info-json"); # Write accompanying json file
  43 args+=("--no-overwrites"); # Don't overwrite files
  44 args+=("--write-thumbnail"); # Write thumbnail
  45
  46 ## Only download metadata
  47 #args+=("--no-download"); # Don't download video file.
  48
  49 ## Save meta-data
  50 args+=("--write-comments"); # Get comments
  51 ### Limit comments
  52 ###   comment_sort values:
  53 ###     top                     : use YouTube top comment algorithm
  54 ###     new                     : get newest comments (default)
  55 ###   max_comments values:
  56 ###     max-comments            : max number of parent comments or replies
  57 ###     max-parents             : max number of comment threads
  58 ###     max-replies             : max number of replies across all threads
  59 ###     max-replies-per-thread  : max number of replies per thread
  60 args+=("--extractor-args" "youtube:comment_sort=top;max_comments=10000,100,10000,100");
  61
  62 ## Randomize order in which playlist items are downloaded
  63 args+=("--playlist-random");
  64
  65 ## Delay between downloads
  66 minSleep="30";
  67 maxSleep="$(( minSleep + (RANDOM + RANDOM + RANDOM) / ( 3 * 400) ))"; # roughly 60 seconds
  68 args+=("--min-sleep-interval" "$minSleep");
  69 args+=("--max-sleep-interval" "$maxSleep");
  70 args+=("--sleep-requests" "2"); # delay on metadata requests
  71 args+=("--sleep-subtitles" "10"); # delay for subtitles
  72
  73 ## Remember downloaded videos to avoid redownload attempts
  74 pathDA="$dir_out"/.bkytpldl_history.txt;
  75 args+=("--download-archive" "$pathDA");
  76
  77 ## Use firefox 'default-release' profile cookies
  78 ##   Example: Linux: from ~/.mozilla/firefox/deadbeef.default-release/
  79 #args+=("--cookies-from-browser");
  80 #args+=("firefox:deadbeef.default-release"); Default Firefox profile name
  81
  82 ## Specify output filename format
  83 ##   Note: `$(title).120B` shortens title to 120 bytes (useful for
  84 ##     titles with UTF-8 characters.
  85 args+=("-o");
  86 args+=("%(playlist)s/%(upload_date)s.%(channel)s.%(channel_id)s.%(title).120B.%(id)s.%(ext)s");
  87
  88 ## Limit download resolution to 1080p
  89 args+=("-S" "res:1080");
  90
  91 ## Specify playlist URLs to download
  92 ### Shuffle playlist download order
  93 mapfile -t urls_rand < <(printf "%s\n" "${urls[@]}" | shuf);
  94 for url in "${urls_rand[@]}"; do
  95     args+=("$url");
  96 done;
  97
  98 # Change working directory to output dir
  99 pushd "$dir_out" || die "FATAL:Failed to change pwd to:dir_out:$dir_out";
 100
 101 # == Download videos ==
 102
 103 #yell "DEBUG:args:$(declare -p args)";  # debug command
 104 must yt-dlp "${args[@]}";  # execute command
 105 popd || die "FATAL:Failed to return from dir_out:$dir_out";
 106
 107 # Author: Steven Baltakatei Sandoval
 108 # License; GPLv3+