modern_lisp-machine/misc/scripts/lf/preview

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2024-03-02 21:22:03 +00:00
#!/bin/sh
image() {
if [ -n "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ]; 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"
exit 1
else
chafa "$1" -s "$4x"
fi
}
batorcat() {
file="$1"
shift
if command -v bat > /dev/null 2>&1
then
bat --color=always --style=plain --pager=never "$file" "$@"
else
cat "$file"
fi
}
CACHE="$HOME/.cache/lf/thumbnail.$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f "$1")" | sha256sum | awk '{print $1}'))"
case "$(printf "%s\n" "$(readlink -f "$1")" | awk '{print tolower($0)}')" in
*.tgz|*.tar.gz) tar tzf "$1" ;;
*.tar.bz2|*.tbz2) tar tjf "$1" ;;
*.tar.txz|*.txz) xz --list "$1" ;;
*.tar) tar tf "$1" ;;
*.zip|*.jar|*.war|*.ear|*.oxt) unzip -l "$1" ;;
*.rar) unrar l "$1" ;;
*.md) glow -s dark "$1" ;;
*.7z) 7z l "$1" ;;
*.[1-8]) man "$1" | col -b ;;
*.o) nm "$1";;
*.torrent) transmission-show "$1" ;;
*.iso) iso-info --no-header -l "$1" ;;
*.odt|*.ods|*.odp|*.sxw) odt2txt "$1" ;;
*.doc) catdoc "$1" ;;
*.docx) docx2txt "$1" - ;;
*.xml|*.html) w3m -dump "$1";;
*.xls|*.xlsx)
ssconvert --export-type=Gnumeric_stf:stf_csv "$1" "fd://1" | batorcat --language=csv
;;
*.wav|*.mp3|*.flac|*.m4a|*.wma|*.ape|*.ac3|*.og[agx]|*.spx|*.opus|*.as[fx]|*.mka)
exiftool "$1"
;;
*.pdf)
[ ! -f "${CACHE}.jpg" ] && \
pdftoppm -jpeg -f 1 -singlefile "$1" "$CACHE"
image "${CACHE}.jpg" "$2" "$3" "$4" "$5"
;;
*.epub)
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[ ! -f "$CACHE" ] && \
~/.local/bin/epub_thumbnailer.sh "$1" "$CACHE" 1024
if [ -f "$CACHE" ]; then
image "$CACHE" "$2" "$3" "$4" "$5"
else
print "Error extracting cover"
exit 1
fi
;;
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*.cbz|*.cbr|*.cbt)
[ ! -f "$CACHE" ] && \
comicthumb "$1" "$CACHE" 1024
image "$CACHE" "$2" "$3" "$4" "$5"
;;
*.avi|*.mp4|*.wmv|*.dat|*.3gp|*.ogv|*.mkv|*.mpg|*.mpeg|*.vob|*.fl[icv]|*.m2v|*.mov|*.webm|*.ts|*.mts|*.m4v|*.r[am]|*.qt|*.divx)
[ ! -f "${CACHE}.jpg" ] && \
ffmpegthumbnailer -i "$1" -o "${CACHE}.jpg" -s 0 -q 5
image "${CACHE}.jpg" "$2" "$3" "$4" "$5"
;;
*.bmp|*.jpg|*.jpeg|*.png|*.xpm|*.webp|*.gif|*.jfif)
image "$1" "$2" "$3" "$4" "$5"
;;
*.svg)
[ ! -f "${CACHE}.jpg" ] && \
convert "$1" "${CACHE}.jpg"
image "${CACHE}.jpg" "$2" "$3" "$4" "$5"
;;
*.ino)
batorcat --language=cpp "$1"
;;
*)
batorcat "$1"
;;
esac
exit 0