lf: streamline previews, fix new_lf_term function
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5cf78159eb
commit
960924fd6e
5 changed files with 115 additions and 164 deletions
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@ -193,9 +193,8 @@ cmd extract ${{
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done
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}}
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# HACK: This is a dirty hack to have an lf terminal that I can "exit" out of into a shell
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cmd new_lf_term &{{
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mapcmd='map q $sh -c "tmux; kill $id"'
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mapcmd='map q $sh -c "$SHELL; kill $id"'
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$TERMINAL -e lfX -command "$mapcmd"
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}}
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@ -219,8 +218,7 @@ set period 1
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set cursorpreviewfmt "\033[7;90m"
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set promptfmt # this is set in a function later
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set sixel
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set previewer ~/.config/lf/preview/preview
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set cleaner ~/.config/lf/preview/clean
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set previewer ~/.config/lf/preview
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# Bindings
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clearmaps
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113
common/.config/lf/preview
Executable file
113
common/.config/lf/preview
Executable file
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@ -0,0 +1,113 @@
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#!/bin/sh
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set -C -f
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f="$(realpath "$1")" w=$2 h=$3 # x=$4 y=$5
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RED="\033[31m"
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RESET="\033[0m"
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RS="$(printf "\037")"
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CACHE="${XDG_CACHE_HOME}/lf/$(stat --printf "%n\0%i\0%F\0%s\0%W\0%Y" -- "$(readlink -f "$1")" | sha256sum | awk '{print $1}')"
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BAT="bat --style=plain --color=always --italic-text=always --pager=never --tabs=4 --theme=base16 --line-range=":$h" --terminal-width="$((w - 2))""
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CHAFA="chafa -f sixel -s ${w}x${h} --polite on --animate false"
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run() {
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#shellcheck disable=SC2068
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if ! command -v "$1" >/dev/null 2>&1; then
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printf "%b" "${RED}Cannot execute ${1}${RESET}"
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elif "$@"; then
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:
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else
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printf "%b" "${RED}Failed to run command: ${RESET}"
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for l in "$@"; do
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printf "%b" "\n${RED} ${l}${RESET}"
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done
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fi
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}
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cached_text() {
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if [ -f "$CACHE" ]; then
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# shellcheck disable=SC2086
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$BAT $BAT_ARGS "$CACHE"
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else
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# shellcheck disable=SC2086
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run "$@" | tee -p "$CACHE" | $BAT $BAT_ARGS
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fi
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}
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cached_image() {
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if [ -f "$CACHE" ]; then
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$CHAFA "$CACHE" && exit 1
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else
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run "$@" | tee -p "$CACHE" | $CHAFA && exit 1
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fi
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}
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mimetest() {
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case "$1" in
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# */pgp-encrypted) run gpg -d -- "$f" ;;
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*/vnd.openxmlformats-officedocument.spreadsheetml.sheet | */vnd.oasis.opendocument.spreadsheet)
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if [ -f "$CACHE" ]; then
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$BAT "$CACHE"
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else
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ssconvert --export-type=Gnumeric_stf:stf_assistant -O separator="$RS" "$f" "fd://1" |
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column -t -s "$RS" | tee -p "$CACHE"
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fi
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;;
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*/vnd.sqlite3)
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if [ -f "$CACHE" ]; then
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$BAT "$CACHE"
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else
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printf ".headers on\n.mode list\nSELECT name FROM sqlite_master WHERE type='table';\n" |
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sqlite3 "$f" |
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grep -v name |
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while read -r table; do
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[ "$table" != "name" ] &&
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printf "SELECT * FROM %s;" "$table" |
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sqlite3 -header -separator "$RS" taskchampion.sqlite3
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done |
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column -t -s "$RS" | tee -p "$CACHE"
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fi
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;;
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*/x-7z-compressed | */vnd.rar | */x-tar | */zip | */x-java-archive | */x-xz | */gzip)
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if [ -f "$CACHE" ]; then
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$BAT "$CACHE"
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else
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run 7z l "$f" | sed 1,11d | tee -p "$CACHE" | $BAT
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fi
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;;
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*/epub+zip) cached_image gnome-epub-thumbnailer -s 1024 "$f" "$CACHE" ;;
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image/svg+xml) cached_image inkscape --convert-dpi-method=none -o "${CACHE}.png" --export-overwrite -D --export-png-color-mode=RGBA_16 "$f" ;;
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image/*) $CHAFA "$f" && exit 1 ;;
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*/pdf) cached_image pdftoppm -jpeg -f 1 -singlefile "$f" ;;
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video/*) cached_image ffmpegthumbnailer -s 0 -i "$f" -o "/dev/stdout" ;;
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*/vnd.oasis.opendocument.text) cached_text odt2txt "$f" ;;
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*/vnd.openxmlformats-officedocument.wordprocessingml.document) cached_text docx2txt "$f" - ;;
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*/markdown) cached_text mdless "$f" ;;
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*/html) cached_text lynx -dump "$f" ;;
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*/*json) cached_text jq -C . "$f" ;;
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*/msword) cached_text catdoc "$f" ;;
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*/x-bittorrent) cached_text transmission-show "$f" ;;
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*/x-cd-image) cached_text iso-info --no-header -l "$f" ;;
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*/x-bzip-compressed-tar | */x-compressed-tar | */x-xz-compressed-tar) cached_text als -- "$f" ;;
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*/*lua) $BAT --language=lua "$f" ;;
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*/*yaml) $BAT --language=yaml "$f" ;;
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*text*) $BAT "$f" ;;
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*) return 1 ;;
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esac
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}
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# Special cases
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[ "$(dirname "$(realpath "$f")" | rev | cut -d/ -f1 | rev)" = "factscache" ] &&
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[ -f "$(dirname "$(dirname "$(realpath "$f")")")/ansible.cfg" ] &&
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jq -C <"$f" && exit
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giorun="$(gio info "$f" 2>/dev/null | grep standard::content-type | cut -d' ' -f4)"
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mimetest "$giorun" && exit
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filerun="$(file --brief --dereference --mime-type "$f")"
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mimetest "$filerun" && exit
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printf "%b" "\$(file --mime-type)\t\t\t : $filerun\n"
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[ -n "$giorun" ] && printf "%b" "\$(gio info)\t\t\t\t : $giorun\n"
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mediainfo "$1" | head -n -2 | grep -v -e "Complete name" -e "General"
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@ -1,5 +0,0 @@
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#!/bin/sh
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if [ -n "$FIFO_UEBERZUG" ]; then
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printf '{"action": "remove", "identifier": "PREVIEW"}\n' > "$FIFO_UEBERZUG"
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fi
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@ -1,119 +0,0 @@
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#!/bin/sh
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RED="\033[31m"
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RESET="\033[0m"
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set -C -f
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f="$(realpath "$1")" w=$2 h=$3 # x=$4 y=$5
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image() {
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file=${1:-$f}
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# shellcheck disable=2086
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chafa -f sixel -s "${w}x${h}" --polite on --animate false "$file"
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exit
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}
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video() {
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thumb="$("$HOME/.config/lf/preview/vidthumb" "$f")" || {
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printf "%b" "${RED}vidthumb failed to execute${RESET}"
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return 1
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}
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image "$thumb"
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}
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text() {
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for cmd in bat batcat; do
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command -v $cmd >/dev/null 2>&1 && break
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done
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$cmd \
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--style=full \
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--color=always \
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--italic-text=always \
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--pager=never \
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--tabs=4 \
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--theme=base16 \
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--line-range=":$h" \
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--terminal-width="$((w - 2))" \
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"$@"
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}
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run() {
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#shellcheck disable=SC2068
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if ! command -v "$1" >/dev/null 2>&1; then
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printf "%b" "${RED}Cannot execute ${1}${RESET}"
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elif "$@"; then
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:
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else
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printf "%b" "${RED}Failed to run command: ${RESET}"
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for l in "$@"; do
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printf "%b" "\n${RED} ${l}${RESET}"
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done
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fi
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exit 1
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}
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mimetest() {
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case "$1" in
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*/x-bzip-compressed-tar | */x-compressed-tar | */x-xz-compressed-tar) run als -- "$f" ;;
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*/x-7z-compressed | */vnd.rar | */x-tar | */zip | */x-java-archive | */x-xz | */gzip) run 7z l "$f" | sed 1,11d ;;
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*/x-cd-image) run iso-info --no-header -l "$f" ;;
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*/x-bittorrent) run transmission-show "$f" ;;
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*/vnd.sun.xml.writer) run odt2txt "$f" ;;
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*/msword) run catdoc "$f" ;;
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*/vnd.openxmlformats-officedocument.wordprocessingml.document) run docx2txt <"$f" ;;
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*/vnd.ms-excel) run ssconvert --export-type=Gnumeric_stf:stf_csv "$f" "fd://1" | text --language=csv "$f" ;;
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*/vnd.openxmlformats-officedocument.spreadsheetml.sheet) run ssconvert --export-type=Gnumeric_stf:stf_csv "$f" "fd://1" | text --language=csv "$f" ;;
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# */pgp-encrypted) run gpg -d -- "$f" ;;
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*/pkix-cert) run openssl x509 -text -noout -in "$f" ;;
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*opendocument*) run odt2txt "$f" ;;
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*/markdown)
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[ ! -f "${CACHE}.txt" ] && run mdless "$f" >"${CACHE}.txt"
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text "${CACHE}.txt"
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;;
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*/html) run lynx -dump "$f" ;;
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*/*json)
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[ ! -f "${CACHE}.txt" ] && run jq -C <"$f" >"${CACHE}.txt"
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text "${CACHE}.txt"
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;;
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*/*yaml)
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# [ ! -f "${CACHE}.txt" ] && run yq -C <"$f" >"${CACHE}.txt"
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# text "${CACHE}.txt"
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text --language=yaml "$f"
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;;
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*/*lua) text "$f" ;;
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*/epub+zip)
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[ ! -f "$CACHE" ] && run epub-thumbnailer "$f" "$CACHE" 1024
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image "$CACHE"
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;;
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image/svg+xml)
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[ ! -f "${CACHE}.png" ] && run inkscape --convert-dpi-method=none -o "${CACHE}.png" --export-overwrite -D --export-png-color-mode=RGBA_16 "$f"
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image "${CACHE}.png"
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;;
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*/pdf)
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[ ! -f "${CACHE}.jpg" ] && run pdftoppm -jpeg -f 1 -singlefile "$f" "$CACHE"
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image "${CACHE}.jpg"
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;;
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video/*) video ;;
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image/*) image ;;
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*text*) text "$f" ;;
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*) return 1 ;;
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esac
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}
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CACHE="${XDG_CACHE_HOME}/lf/$(stat --printf "%n\0%i\0%F\0%s\0%W\0%Y" -- "$(readlink -f "$1")" | sha256sum | awk '{print $1}')"
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# Special cases
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[ "$(dirname "$(realpath "$f")" | rev | cut -d/ -f1 | rev)" = "factscache" ] &&
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[ -f "$(dirname "$(dirname "$(realpath "$f")")")/ansible.cfg" ] &&
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jq -C <"$f" && exit
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giorun="$(gio info "$f" 2>/dev/null | grep standard::content-type | cut -d' ' -f4)"
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mimetest "$giorun" && exit
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filerun="$(file --brief --dereference --mime-type "$f")"
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mimetest "$filerun" && exit
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printf "%b" "\$(file --mime-type)\t\t\t : $filerun\n"
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[ -n "$giorun" ] && printf "%b" "\$(gio info)\t\t\t\t : $giorun\n"
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mediainfo "$1" | head -n -2 | grep -v -e "Complete name" -e "General"
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@ -1,36 +0,0 @@
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#!/bin/sh
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if ! [ -f "$1" ]; then
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exit 1
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fi
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cache="$XDG_CACHE_HOME/lf"
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index="$cache/index.json"
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file="$(realpath "$1")"
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mkdir -p "$cache"
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if [ -f "$index" ]; then
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thumbnail="$(jq -r ". \"$file\"" <"$index")"
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if [ "$thumbnail" != "null" ]; then
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if [ ! -f "$cache/$thumbnail" ]; then
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exit 1
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fi
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echo "$cache/$thumbnail"
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exit 0
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fi
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fi
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thumbnail="$(uuidgen).jpg"
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if ! ffmpegthumbnailer -i "$file" -o "$cache/$thumbnail" -s 0 2>/dev/null; then
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exit 1
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fi
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if [ ! -f "$index" ]; then
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echo "{\"$file\": \"$thumbnail\"}" >"$index"
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fi
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json="$(jq -r --arg "$file" "$thumbnail" ". + {\"$file\": \"$thumbnail\"}" <"$index")"
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echo "$json" >"$index"
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echo "$cache/$thumbnail"
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