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-rwxr-xr-x.config/lf/scope184
1 files changed, 103 insertions, 81 deletions
diff --git a/.config/lf/scope b/.config/lf/scope
index f396519..6d9e8cdf 100755
--- a/.config/lf/scope
+++ b/.config/lf/scope
@@ -12,17 +12,17 @@ PREVIEW_WIDTH=600 # px
# PrefixGen: generates a hash prefix for the given file
# This is a unique identifier for the file to preview
PrefixGen() {
- # The file path is hashed instead of the file itself since large files
- # can take a long time to hash and the file path is usually enough to
- # uniquely identify the file. Also, the suffix is used to determine if
- # the preview is outdated (which removes the need to hash the file).
- readlink -f "$1" | sha256sum | cut -d' ' -f1
+ # The file path is hashed instead of the file itself since large files
+ # can take a long time to hash and the file path is usually enough to
+ # uniquely identify the file. Also, the suffix is used to determine if
+ # the preview is outdated (which removes the need to hash the file).
+ readlink -f "$1" | sha256sum | cut -d' ' -f1
}
# SuffixGen: generates a hash suffix for the given file
# This suffix is used to determine if the preview is outdated
SuffixGen() {
- stat -Lc "%Y" "$1"
+ stat -Lc "%Y" "$1"
}
# Prevent recursive thumbnails (if the file ends in .six)
@@ -30,94 +30,116 @@ SuffixGen() {
case "$(file --dereference --brief --mime-type -- "$1")" in
text/html)
- lynx -width="$4" -display_charset=utf-8 -dump "$1"
- ;;
+ lynx -width="$4" -display_charset=utf-8 -dump "$1"
+ ;;
text/troff)
- man ./ "$1" | col -b
- ;;
+ man ./ "$1" | col -b
+ ;;
text/* | */xml | application/json | application/x-ndjson)
- bat --terminal-width "$(($4 - 2))" -f "$1"
- ;;
+ bat --terminal-width "$(($4 - 2))" -f "$1"
+ ;;
audio/* | application/octet-stream)
- mediainfo "$1" || exit 1
- ;;
+ mediainfo "$1" || exit 1
+ ;;
+font/* | application/vnd.ms-opentype)
+ prefix="$(PrefixGen "$1")"
+ suffix="$(SuffixGen "$1")"
+ filename="$prefix-$suffix"
+
+ PREVIEW_TEXT="ABCDEFGHIJKLMNOPQRSTUBWXYZ\n""\
+abcdefghijklmnopqrstuvwxyz\n""\
+1234567890\n""\
+!@#$\%(){}[]-+=_\`~"
+
+ [ ! -f "$PREVIEW_DIR/$filename.six" ] || {
+ rm -f "$PREVIEW_DIR/$prefix-*"
+ convert -size "600x412" xc:'#ffffff' \
+ -gravity center -pointsize 28 \
+ -font "$1" \
+ -fill '#000000' \
+ -annotate +0+0 "$PREVIEW_TEXT" \
+ -flatten ppm:- | img2sixel -E size -q high -o "$PREVIEW_DIR/$filename.six"
+ }
+ cat "$PREVIEW_DIR/$filename.six"
+
+ ;;
image/vnd.djvu)
- prefix="$(PrefixGen "$1")"
- suffix="$(SuffixGen "$1")"
- filename="$prefix-$suffix"
- [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
- rm -f "$PREVIEW_DIR/$prefix-*"
- djvused "$1" -e 'select 1; save-page-with /dev/stdout' |
- convert djvu:- ppm:- |
- img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
- }
- cat "$PREVIEW_DIR/$filename.six"
- ;;
+ prefix="$(PrefixGen "$1")"
+ suffix="$(SuffixGen "$1")"
+ filename="$prefix-$suffix"
+ [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
+ rm -f "$PREVIEW_DIR/$prefix-*"
+ djvused "$1" -e 'select 1; save-page-with /dev/stdout' |
+ convert djvu:- ppm:- |
+ img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
+ }
+ cat "$PREVIEW_DIR/$filename.six"
+ ;;
image/webp)
- prefix="$(PrefixGen "$1")"
- suffix="$(SuffixGen "$1")"
- filename="$prefix-$suffix"
- [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
- rm -f "$PREVIEW_DIR/$prefix-*"
- dwebp "$1" -tiff -o - | img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
- }
- cat "$PREVIEW_DIR/$filename.six"
- ;;
+ prefix="$(PrefixGen "$1")"
+ suffix="$(SuffixGen "$1")"
+ filename="$prefix-$suffix"
+ [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
+ rm -f "$PREVIEW_DIR/$prefix-*"
+ dwebp "$1" -tiff -o - | img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
+ }
+ cat "$PREVIEW_DIR/$filename.six"
+ ;;
image/heic)
- prefix="$(PrefixGen "$1")"
- suffix="$(SuffixGen "$1")"
- filename="$prefix-$suffix"
- [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
- rm -f "$PREVIEW_DIR/$prefix-*"
- convert "$1" ppm:- |
- img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
- }
- cat "$PREVIEW_DIR/$filename.six"
- ;;
+ prefix="$(PrefixGen "$1")"
+ suffix="$(SuffixGen "$1")"
+ filename="$prefix-$suffix"
+ [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
+ rm -f "$PREVIEW_DIR/$prefix-*"
+ convert "$1" ppm:- |
+ img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
+ }
+ cat "$PREVIEW_DIR/$filename.six"
+ ;;
image/*)
- prefix="$(PrefixGen "$1")"
- suffix="$(SuffixGen "$1")"
- filename="$prefix-$suffix"
- [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
- rm -f "$PREVIEW_DIR/$prefix-*"
- img2sixel -S -E size -q high -w $PREVIEW_WIDTH "$1" -o "$PREVIEW_DIR/$filename.six"
- }
- cat "$PREVIEW_DIR/$filename.six"
- ;;
+ prefix="$(PrefixGen "$1")"
+ suffix="$(SuffixGen "$1")"
+ filename="$prefix-$suffix"
+ [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
+ rm -f "$PREVIEW_DIR/$prefix-*"
+ img2sixel -S -E size -q high -w $PREVIEW_WIDTH "$1" -o "$PREVIEW_DIR/$filename.six"
+ }
+ cat "$PREVIEW_DIR/$filename.six"
+ ;;
*/pdf)
- prefix="$(PrefixGen "$1")"
- suffix="$(SuffixGen "$1")"
- filename="$prefix-$suffix"
- [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
- rm -f "$PREVIEW_DIR/$prefix-*"
- pdftocairo -singlefile -scale-to-x $PREVIEW_WIDTH -scale-to-y -1 -jpeg "$1" - |
- img2sixel -S -E size -q high -o "$PREVIEW_DIR/$filename.six"
- }
- cat "$PREVIEW_DIR/$filename.six"
- ;;
+ prefix="$(PrefixGen "$1")"
+ suffix="$(SuffixGen "$1")"
+ filename="$prefix-$suffix"
+ [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
+ rm -f "$PREVIEW_DIR/$prefix-*"
+ pdftocairo -singlefile -scale-to-x $PREVIEW_WIDTH -scale-to-y -1 -jpeg "$1" - |
+ img2sixel -S -E size -q high -o "$PREVIEW_DIR/$filename.six"
+ }
+ cat "$PREVIEW_DIR/$filename.six"
+ ;;
video/*)
- prefix="$(PrefixGen "$1")"
- suffix="$(SuffixGen "$1")"
- filename="$prefix-$suffix"
- [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
- rm -f "$PREVIEW_DIR/$prefix-*"
- ffmpegthumbnailer -i "$1" -s 0 -c jpeg -f -o - |
- img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
- }
- cat "$PREVIEW_DIR/$filename.six"
- ;;
+ prefix="$(PrefixGen "$1")"
+ suffix="$(SuffixGen "$1")"
+ filename="$prefix-$suffix"
+ [ ! -f "$PREVIEW_DIR/$filename.six" ] && {
+ rm -f "$PREVIEW_DIR/$prefix-*"
+ ffmpegthumbnailer -i "$1" -s 0 -c jpeg -f -o - |
+ img2sixel -S -E size -q high -w $PREVIEW_WIDTH -o "$PREVIEW_DIR/$filename.six"
+ }
+ cat "$PREVIEW_DIR/$filename.six"
+ ;;
application/*zip)
- atool --list -- "$1"
- ;;
+ atool --list -- "$1"
+ ;;
*spreadsheetml.sheet)
- xlsx2csv -s 1 "$1" | bat --terminal-width "$(($4 - 2))" -l 'csv'
- ;;
+ xlsx2csv -s 1 "$1" | bat --terminal-width "$(($4 - 2))" -l 'csv'
+ ;;
*opendocument*)
- odt2txt "$1"
- ;;
+ odt2txt "$1"
+ ;;
application/pgp-encrypted)
- gpg -d -- "$1"
- ;;
+ gpg -d -- "$1"
+ ;;
esac
exit 1