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lf with sixels support

feat/kile-v2
Ricard Illa 2023-01-29 20:00:03 +01:00
parent 7d0ff36a37
commit c905a33643
No known key found for this signature in database
GPG Key ID: F69A672B72E54902
3 changed files with 28 additions and 27 deletions
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13
home/lf/lf-wrapper.nix
View File

@ -6,7 +6,6 @@ let
rm = "${pkgs.coreutils-full}/bin/rm";
mkdir = "${pkgs.coreutils-full}/bin/mkdir";
mkfifo = "${pkgs.coreutils-full}/bin/mkfifo";
ueberzug = "${pkgs.ueberzug}/bin/ueberzug";
lfcache = "${config.home.homeDirectory}/.cache/lf";
in pkgs.writeScriptBin "lf-wrapper" ''
#!${shell}
@ -176,20 +175,10 @@ in pkgs.writeScriptBin "lf-wrapper" ''
*.nix=:\
"
cleanup () {
exec 3>&-
rm "$FIFO_UEBERZUG"
}
if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
${lf} "$@"
else
[ ! -d "${lfcache}" ] && ${mkdir} -p "${lfcache}"
export FIFO_UEBERZUG="${lfcache}/ueberzug-''$''$"
${mkfifo} "$FIFO_UEBERZUG"
${ueberzug} layer -s <"$FIFO_UEBERZUG" -p json &
exec 3>"$FIFO_UEBERZUG"
trap cleanup HUP INT QUIT TERM PWR EXIT
${lf} "$@"
${lf} "$@" 3>&-
fi
''

27
home/lf/pv.nix
View File

@ -1,31 +1,28 @@
{ config, pkgs, ... }:
let
atool = "${pkgs.atool}/bin/atool";
awk = "${pkgs.gawk}/bin/awk";
bat = "${pkgs.bat}/bin/bat";
chafa = "${pkgs.chafa}/bin/chafa";
col = "${pkgs.util-linux}/bin/col";
ffmpegthumbnailer = "${pkgs.ffmpegthumbnailer}/bin/ffmpegthumbnailer";
file = "${pkgs.file}/bin/file";
gpg = "${pkgs.gnupg}/bin/gpg";
lfcache = "${config.home.homeDirectory}/.cache/lf";
lynx = "${pkgs.lynx}/bin/lynx";
man = "${pkgs.man}/bin/man";
col = "${pkgs.util-linux}/bin/col";
bat = "${pkgs.bat}/bin/bat";
atool = "${pkgs.atool}/bin/atool";
odt2txt = "${pkgs.odt2txt}/bin/odt2txt";
gpg = "${pkgs.gnupg}/bin/gpg";
mediainfo = "${pkgs.mediainfo}/bin/mediainfo";
odt2txt = "${pkgs.odt2txt}/bin/odt2txt";
pdftoppm = "${pkgs.poppler_utils}/bin/pdftoppm";
printf = "${pkgs.coreutils-full}/bin/printf";
lfcache = "${config.home.homeDirectory}/.cache/lf";
stat = "${pkgs.coreutils-full}/bin/stat";
readlink = "${pkgs.coreutils-full}/bin/readlink";
sha256sum = "${pkgs.coreutils-full}/bin/sha256sum";
awk = "${pkgs.gawk}/bin/awk";
ffmpegthumbnailer = "${pkgs.ffmpegthumbnailer}/bin/ffmpegthumbnailer";
pdftoppm = "${pkgs.poppler_utils}/bin/pdftoppm";
stat = "${pkgs.coreutils-full}/bin/stat";
in pkgs.writeShellScript "pv.sh" ''
image() {
if [ -n "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ] && [ -n "$FIFO_UEBERZUG" ]; then
${printf} '{"action": "add", "identifier": "PREVIEW", "x": "%s", "y": "%s", "width": "%s", "height": "%s", "scaler": "contain", "path": "%s"}\n' "$4" "$5" "$(($2-1))" "$(($3-1))" "$1" > "$FIFO_UEBERZUG"
else
${mediainfo} "$1"
fi
${chafa} "$1" -f sixel -s "$(($2-2))x$3" | sed 's/#/\n#/g'
}
get_cache_file () {

15
home/nixos-common.nix
View File

@ -1,6 +1,21 @@
{ config, inputs, pkgs, stablePkgs, ... }:
{
nixpkgs.overlays = [
(self: super: {
# use lf fork with support for sixel graphics
lf = super.lf.overrideAttrs (old: {
src = super.fetchFromGitHub {
owner = "horriblename";
repo = "lf";
rev = "8997e5b03772d5628ed6a490777048581d978674";
sha256 = "rJq2Tv3py6HvRI1O2odTdGb1ksdijhO3FcJsPj5dm34=";
};
});
})
];
# Let Home Manager install and manage itself.
# programs.home-manager.enable = true;