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preview-tui: kitty gif/pager fallback (#981) 

* preview-tui: kitty gif/pager fallback

* preview-tui: test QUICKLOOK and return
This commit is contained in:
luukvbaal 2021-05-01 13:44:19 +02:00 committed by Arun Prakash Jana
parent 2ac70152a4
commit 74785069e0
No known key found for this signature in database
GPG Key ID: A75979F35C080412
2 changed files with 50 additions and 24 deletions
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34
plugins/preview-tui
View File

@ -146,14 +146,23 @@ fifo_pager() {
shift
# We use a FIFO to access $PAGER PID in jobs control
tmpfifopath="${TMPDIR:-/tmp}/nnn-preview-tui-fifo.$$"
tmpfifopath="$TMPDIR/nnn-preview-tui-fifo.$$"
mkfifo "$tmpfifopath" || return
$PAGER < "$tmpfifopath" &
printf "%s" "$!" > "$PAGERPID"
(
exec > "$tmpfifopath"
"$cmd" "$@" &
if [ "$cmd" = "pager" ]; then
if exists bat; then
bat --terminal-width="$(tput cols)" --paging=never --decorations=always --color=always "$@" &
else
$PAGER "$@" &
fi
else
"$cmd" "$@" &
fi
)
rm "$tmpfifopath"
@ -184,6 +193,12 @@ preview_file () {
return
fi
# Use QuickLook if it's available.
if [ -n "$QUICKLOOK" ]; then
stat "$1" >/dev/null 2>&1 && f="$(wslpath -w "$1" 2>&1)" && "$QLPATH" "$f" &
return
fi
# Detecting the exact type of the file: the encoding, mime type, and
# extension in lowercase.
encoding="$(file -bL --mime-encoding -- "$1")"
@ -196,9 +211,7 @@ preview_file () {
cols=$(tput cols)
# Otherwise, falling back to the defaults.
if [ -n "$QUICKLOOK" ] && stat "$1" >/dev/null 2>&1; then
f="$(wslpath -w "$1" 2>&1)" && "$QLPATH" "$f" &
elif [ -d "$1" ]; then
if [ -d "$1" ]; then
cd "$1" || return
if exists tree; then
fifo_pager tree --filelimit "$(find . -maxdepth 1 | wc -l)" -L 3 -C -F --dirsfirst --noreport
@ -218,14 +231,13 @@ preview_file () {
fifo_pager print_bin_info "$1"
fi
elif [ "$mimetype" = "text/troff" ]; then
fifo_pager man -Pcat -l "$1"
else
if exists bat; then
fifo_pager bat --terminal-width="$cols" --paging=never --decorations=always --color=always \
"$1" 2>/dev/null
if exists man; then
fifo_pager man -Pcat -l "$1"
else
$PAGER "$1" &
fifo_pager pager "$1"
fi
else
fifo_pager pager "$1"
fi
}

40
plugins/preview-tui-ext
View File

@ -174,7 +174,15 @@ fifo_pager() {
(
exec > "$tmpfifopath"
"$cmd" "$@" &
if [ "$cmd" = "pager" ]; then
if exists bat; then
bat --terminal-width="$(tput cols)" --paging=never --decorations=always --color=always "$@" &
else
$PAGER "$@" &
fi
else
"$cmd" "$@" &
fi
)
rm "$tmpfifopath"
@ -205,6 +213,12 @@ preview_file() {
return
fi
# Use QuickLook if it's available.
if [ -n "$QUICKLOOK" ]; then
stat "$1" >/dev/null 2>&1 && f="$(wslpath -w "$1" 2>&1)" && "$QLPATH" "$f" &
return
fi
# Detecting the exact type of the file: the encoding, mime type, and
# extension in lowercase.
encoding="$(file -bL --mime-encoding -- "$1")"
@ -217,9 +231,7 @@ preview_file() {
cols=$(tput cols)
# Otherwise, falling back to the defaults.
if [ -n "$QUICKLOOK" ] && stat "$1" >/dev/null 2>&1; then
f="$(wslpath -w "$1" 2>&1)" && "$QLPATH" "$f" &
elif [ -d "$1" ]; then
if [ -d "$1" ]; then
cd "$1" || return
if [ "$ICONLOOKUP" -ne 0 ] && [ -f "$(dirname "$0")"/.iconlookup ]; then
[ "$SPLIT" = h ] && [ "$TERMINAL" != "kitty" ] && BSTR="\n"
@ -274,7 +286,9 @@ preview_file() {
if exists glow; then
fifo_pager glow -s dark "$1"
elif exists lowdown; then
lowdown -Tterm "$1"
fifo_pager lowdown -Tterm "$1"
else
fifo_pager pager "$1"
fi
elif [ "$ext" = "htm" ] || [ "$ext" = "html" ] || [ "$ext" = "xhtml" ]; then
if exists w3m; then
@ -283,16 +297,17 @@ preview_file() {
fifo_pager lynx "$1"
elif exists elinks; then
fifo_pager elinks "$1"
else
fifo_pager pager "$1"
fi
elif [ "$mimetype" = "text/troff" ]; then
fifo_pager man -Pcat -l "$1"
else
if exists bat; then
fifo_pager bat --terminal-width="$cols" --paging=never --decorations=always --color=always \
"$1" 2>/dev/null
if exists man; then
fifo_pager man -Pcat -l "$1"
else
$PAGER "$1" &
fifo_pager pager "$1"
fi
else
fifo_pager pager "$1"
fi
}
@ -305,7 +320,7 @@ generate_preview() {
audio) ffmpeg -i "$3" -filter_complex "scale=iw*min(1\,min($NNN_PREVIEWWIDTH/iw\,ih)):-1" "$NNN_PREVIEWDIR/$3.jpg" -y >/dev/null 2>&1 ;;
epub) gnome-epub-thumbnailer "$3" "$NNN_PREVIEWDIR/$3.jpg" >/dev/null 2>&1 ;;
font) fontpreview -i "$3" -o "$NNN_PREVIEWDIR/$3.jpg" >/dev/null 2>&1 ;;
gif) if exists ueberzug && exists convert || [ "$TERMINAL" = "kitty" ]; then
gif) if exists ueberzug && exists convert && [ "$TERMINAL" != "kitty" ]; then
if [ ! -d "$NNN_PREVIEWDIR/$3" ]; then
mkdir -p "$NNN_PREVIEWDIR/$3"
convert -coalesce -resize "$NNN_PREVIEWWIDTH"x"$NNN_PREVIEWHEIGHT"\> "$3" "$NNN_PREVIEWDIR/$3/${3##*/}.jpg"
@ -315,7 +330,6 @@ generate_preview() {
image_preview "$1" "$2" "$frame"
sleep 0.1
done
[ "$LOOP_GIFS" -eq 0 ] && return
done &
printf "%s" "$!" > "$GIFPID"
return