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|
#!/bin/bash
set -C -f
IFS="$(printf '%b_' '\n')"
IFS="${IFS%_}"
cache_key() {
stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f "$1")" |
sha256sum | awk '{print $1}'
}
kitty_clear_all() {
printf '\033_Ga=d,d=a\033\\' >/dev/tty 2>/dev/null
kitty +kitten icat --silent --stdin no --transfer-mode file --clear </dev/null >/dev/tty 2>/dev/null
}
draw_image() {
if [ -f "$1" ] && command -v kitty >/dev/null 2>&1; then
kitty_clear_all
sleep 0.01
kitty +kitten icat --silent --stdin no --transfer-mode file \
--place "${2}x${3}@${4}x${5}" "$1" </dev/null >/dev/tty
else
chafa "$1" -s "${2}x${3}"
fi
}
CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/lf"
mkdir -p "$CACHE_DIR"
mime="$(file --dereference --brief --mime-type -- "$1")"
case "$mime" in
image/avif)
key=$(cache_key "$1")
out="$CACHE_DIR/thumb.$key.jpg"
[ -f "$out" ] || magick "$1" "$out" >/dev/null 2>&1
draw_image "$out" "$2" "$3" "$4" "$5"
;;
image/svg+xml)
key=$(cache_key "$1")
out="$CACHE_DIR/thumb.$key.png"
[ -f "$out" ] || inkscape --convert-dpi-method=none -o "$out" --export-overwrite -D "$1" >/dev/null 2>&1
draw_image "$out" "$2" "$3" "$4" "$5"
;;
image/png | image/jpg | image/jpeg)
draw_image "$1" "$2" "$3" "$4" "$5"
;;
image/x-xcf)
key=$(cache_key "$1")
out="$CACHE_DIR/thumb.$key.jpg"
[ -f "$out" ] || magick "$1[0]" "$out" >/dev/null 2>&1
draw_image "$out" "$2" "$3" "$4" "$5"
;;
image/*)
draw_image "$1" "$2" "$3" "$4" "$5"
;;
text/html)
lynx -width="$4" -display_charset=utf-8 -dump "$1"
;;
text/troff)
man ./ "$1" | col -b
;;
text/* | */xml | application/json | application/x-ndjson)
bat -p --theme ansi --terminal-width "$(($4 - 2))" -f "$1"
;;
audio/*)
mediainfo "$1" || exit 1
;;
video/* | application/octet-stream | application/vnd.rn-realmedia)
key=$(cache_key "$1")
jpg="$CACHE_DIR/thumb.$key.jpg"
[ -f "$jpg" ] || ffmpegthumbnailer -i "$1" -o "$jpg" -s 0 -q 5 >/dev/null 2>&1
draw_image "$jpg" "$2" "$3" "$4" "$5"
# 필요 시 메타 한 줄:
# mediainfo --Output="Video;%Duration/String%" "$1"
;;
*/pdf)
key=$(cache_key "$1")
base="$CACHE_DIR/thumb.$key"
[ -f "$base.jpg" ] || pdftoppm -jpeg -f 1 -singlefile "$1" "$base" >/dev/null 2>&1
draw_image "$base.jpg" "$2" "$3" "$4" "$5"
;;
application/vnd.openxmlformats-officedocument.presentationml.presentation)
key=$(cache_key "$1")
jpg="$CACHE_DIR/thumb.$key.jpg"
[ -f "$jpg" ] || unoconv -f jpg -o "$jpg" "$1" >/dev/null 2>&1
draw_image "$jpg" "$2" "$3" "$4" "$5"
;;
application/x-hwp)
key=$(cache_key "$1")
jpg="$CACHE_DIR/thumb.$key.jpg"
outdir="$(dirname "$jpg")"
[ -f "$jpg" ] || { libreoffice --headless --convert-to jpg --outdir "$outdir" "$1" >/dev/null 2>&1 && mv "$outdir/$(basename "$1" .hwp).jpg" "$jpg"; }
draw_image "$jpg" "$2" "$3" "$4" "$5"
;;
*/epub+zip | */mobi*)
key=$(cache_key "$1")
jpg="$CACHE_DIR/thumb.$key.jpg"
[ -f "$jpg" ] || gnome-epub-thumbnailer "$1" "$jpg" >/dev/null 2>&1
draw_image "$jpg" "$2" "$3" "$4" "$5"
;;
application/*zip)
atool --list -- "$1"
;;
*opendocument*)
odt2txt "$1"
;;
application/pgp-encrypted)
gpg -d -- "$1"
;;
application/vnd.openxmlformats-officedocument.wordprocessingml.document)
key=$(cache_key "$1")
txt="$CACHE_DIR/thumb.$key.txt"
[ -f "$txt" ] || pandoc "$1" -t plain -o "$txt" >/dev/null 2>&1
bat -p --theme ansi --terminal-width "$(($4 - 2))" -f "$txt"
;;
esac
exit 1
|
