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|
let
lib = import <stockholm/lib>;
pkgs = import <nixpkgs> { overlays = [(import <stockholm/krebs/5pkgs>)]; };
#pkgs = import (opkgs.fetchFromGitHub {
# owner = "nixos";
# repo = "nixpkgs";
# rev = "579a190cfdb187e8a279962bdb3df51fbd23a08b"; #youtube-dl upgrade
# sha256 = "0lj9kdp0r0c66sb95yiqxjm4s4cywsyy0dpw1w01rff1acgdr2bh";
#}) {};
commands.review = let
moveToDir = key: dir: pkgs.writeText "move-with-${key}.lua" ''
tmp_dir = "${dir}"
function move_current_track_${key}()
track = mp.get_property("path")
os.execute("mkdir -p '" .. tmp_dir .. "'")
os.execute("mv '" .. track .. "' '" .. tmp_dir .. "'")
print("moved '" .. track .. "' to " .. tmp_dir)
end
mp.add_key_binding("${key}", "move_current_track_${key}", move_current_track_${key})
'';
delete = moveToDir "D" "./.graveyard";
good = moveToDir "G" "./.good";
#scripts = lib.concatStringsSep "," [
# delete
# good
#];
in pkgs.writeDash "review" ''
exec ${pkgs.mpv}/bin/mpv --no-config --script=${delete} --script=${good} "$@"
'';
# add_link
# download new music from source
# example: add_link
commands.add_link = pkgs.writeDash "commands.add_link" ''
${utils.prepare_stream} "$@"
'';
# get_new
# download new music from source
commands.pull = pkgs.writeDash "commands.pull" ''
set -xeuf
${common_header}
echo "run1"
${utils.download_stream} || :
echo "getting new links"
cat "$meta_folder/source" | ${pkgs.findutils}/bin/xargs -n 1 ${utils.get_stream_links}
echo "run2"
${utils.download_stream}
'';
utils.extract_playlist = pkgs.writeDash "utils.extract_playlist" ''
set -xeuf
${pkgs.youtube-dl}/bin/youtube-dl \
-i -o "http://www.youtube.com/watch?v=%(id)s#%(title)s" \
--restrict-filenames --get-filename $1
'';
commands.add_new = pkgs.writeDash "commands.add_new" ''
set -euf
${common_header}
${utils.log_untracked_files} | ${utils.get_links_from_files} >> $meta_folder/links
'';
common_header = ''
target_folder=''${target_folder-./}
meta_folder="$target_folder/.meta"
mkdir -p $meta_folder
touch "$meta_folder/links"
touch "$meta_folder/finished"
touch "$meta_folder/source"
'';
utils.files2links_prefix = pkgs.writeDash "utils.files2links_prefix" ''
${pkgs.gnused}/bin/sed 's,.*\(.\{11\}\)\.ogg,http://www.youtube.com/watch?v=\1,'
'';
utils.links2files_suffix = pkgs.writeDash "utils.links2files_suffix" ''
${pkgs.gnused}/bin/sed 's/.*v=\([^#]*\).*/\1.ogg/'
'';
utils.log_undownloaded_links = pkgs.writeDash "utils.log_undownloaded_links" ''
set -euf
target_folder=''${target_folder-./}
if ! test -e "$target_folder/.meta"; then
echo "run in directory with .meta files"
exit 23
fi
${common_header}
filter_downloaded_links="${pkgs.gnugrep}/bin/grep -v -e $(ls "$target_folder" | ${utils.files2links_prefix} | ${pkgs.gnused}/bin/sed ':a;N;$!ba;s/\n/ -e /g')"
cat "$meta_folder/links" | $filter_downloaded_links
'';
utils.log_untracked_files = pkgs.writeDash "utils.log_untracked_files" ''
set -euf
target_folder=''${target_folder-./}
if ! test -e "$target_folder/.meta"; then
echo "run in directory with .meta files"
exit 23
fi
${common_header}
filter_tracked_files="${pkgs.gnugrep}/bin/grep -v -e $(cat "$meta_folder/links" |${pkgs.gnused}/bin/sed 's/.*v=\([^#]*\).*/\1.ogg/' | ${pkgs.gnused}/bin/sed ':a;N;$!ba;s/\n/ -e /g')"
ls | $filter_tracked_files
'';
utils.get_links_from_files = pkgs.writeDash "utils.get_link_from_file" ''
${pkgs.gnused}/bin/sed 's,.*\(.\{11\}\)\.ogg,http://www.youtube.com/watch?v=\1,' | \
${pkgs.findutils}/bin/xargs -n 1 ${utils.extract_playlist}
'';
utils.prepare_stream = pkgs.writeDash "utils.prepare_stream" ''
set -euf
${common_header}
echo "$@" | ${pkgs.gnugrep}/bin/grep -v -f "$meta_folder/source" >> "$meta_folder/source"
'';
utils.download_stream = pkgs.writeDash "utils.download_stream" ''
set -xeuf
${common_header}
cd "$target_folder"
new_links="$(cat "$meta_folder/links" | ${pkgs.gnugrep}/bin/grep -v -f "$meta_folder/finished" || :)"
if test "$(echo "$new_links" | wc -l)" -gt 0; then
echo "$new_links" | ${pkgs.findutils}/bin/xargs -n 1 ${utils.download_ogg} || :
fi
'';
utils.get_stream_links = pkgs.writeDash "utils.get_stream_links" ''
set -euf
${common_header}
${utils.extract_playlist} "$1" | ${pkgs.gnugrep}/bin/grep -v -f "$meta_folder/links" | tee -a "$meta_folder/links"
'';
utils.download_ogg = pkgs.writeDash "utils.download_ogg" ''
set -euf
${common_header}
if ! test "$#" -eq 1; then
echo "wrong number of args"
else
if echo "$1.ogg" | ${pkgs.gnugrep}/bin/grep -qf "$meta_folder/finished"; then
echo "already in finished: $1"
fi
id="$(echo "$1" | ${pkgs.gnused}/bin/sed 's@.*youtube.com/watch?v=\([^#]*\)#.*@\1@')"
echo $id
if ls "$target_folder" | ${pkgs.gnugrep}/bin/grep -Fe "$(echo "$1" | ${pkgs.gnused}/bin/sed 's@.*youtube.com/watch?v=\([^#]*\)#.*@\1@')"; then
echo "file already exists: $1"
else
${pkgs.youtube-dl}/bin/youtube-dl \
-i -o "%(title)s-%(id)s.%(ext)s" \
--restrict-filenames --add-metadata \
--audio-format vorbis \
-x "$1"
fi
echo "$1" >> "$target_folder/.meta/finished"
fi
'';
shell.utilspkg = pkgs.writeOut "shell.utilspkg" (lib.mapAttrs' (name: link:
lib.nameValuePair "/bin/${name}" { inherit link; }
) utils);
shell.cmdspkg = pkgs.writeOut "shell.cmdspkg" (lib.mapAttrs' (name: link:
lib.nameValuePair "/bin/${name}" { inherit link; }
) commands);
in pkgs.stdenv.mkDerivation {
name = "youtube-tools";
shellHook = /* sh */ ''
export PATH=${lib.makeBinPath [
shell.cmdspkg
shell.utilspkg
pkgs.which
pkgs.coreutils
pkgs.gnugrep
]}:$PATH
'';
}
|
