config/lf/pv (view raw)
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#!/bin/sh set -euf draw() { jq -nc --argjson x "$x" --argjson y "$y" \ --argjson width "$width" --argjson height "$height" \ --arg path "$1" ' { "action": "add", "identifier": "preview", "x": $x, "y": $y, "width": $width, "height": $height, "scaler": "contain", "scaling_position_x": 0.5, "scaling_position_y": 0.5, "path": $path }' >"$FIFO_UEBERZUG" exit 1 } hash() { printf '%s/.cache/lf/%s' "$HOME" \ "$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f -- "$1")" | sha256sum | cut -d' ' -f1)" } cache() { if [ -f "$1" ]; then draw "$1" fi } file="$1" width="$2" height="$3" x="$4" y="$5" if ! [ -f "$file" ] && ! [ -h "$file" ]; then exit fi default_x="1920" default_y="1080" ext="$(printf '%s' "$file" | tr '[:upper:]' '[:lower:]')" ext="${ext##*.}" case "$ext" in 7z|a|ace|alz|arc|arj|bz|bz2|cab|cpio|deb|gz|jar|\ lha|lrz|lz|lzh|lzma|lzo|rar|rpm|rz|t7z|tar|tbz|\ tbz2|tgz|tlz|txz|tZ|tzo|war|xz|Z|zip) als -- "$file" exit 0 ;; [1-8]) COLUMNS="$width" man -- "$file" | col -b exit 0 ;; pdf) if [ -n "${FIFO_UEBERZUG-}" ]; then cache="$(hash "$file")" cache "$cache.jpg" pdftoppm -f 1 -l 1 \ -scale-to-x "$default_x" \ -scale-to-y -1 \ -singlefile \ -jpeg \ -- "$file" "$cache" draw "$cache.jpg" else pdftotext -nopgbrk -q -- "$file" - exit 0 fi ;; djvu|djv) if [ -n "${FIFO_UEBERZUG-}" ]; then cache="$(hash "$file").tiff" cache "$cache" ddjvu -format=tiff -quality=90 -page=1 -size="${default_x}x${default_y}" \ - "$cache" <"$file" draw "$cache" else djvutxt - <"$file" exit 0 fi ;; docx|odt|epub) pandoc -s -t plain -- "$file" exit 0 ;; htm|html|xhtml) lynx -dump -- "$file" exit 0 ;; svg) if [ -n "${FIFO_UEBERZUG-}" ]; then cache="$(hash "$file").jpg" cache "$cache" convert -- "$file" "$cache" draw "$cache" fi ;; esac mime="$(file -Lb --mime-type -- "$file")" case "$mime" in text/*) source-highlight -q --outlang-def=esc.outlang --style-file=esc.style -i "$file" || cat -- "$file" exit 0 ;; image/*) if [ -n "${FIFO_UEBERZUG-}" ]; then orientation="$(identify -format '%[EXIF:Orientation]\n' -- "$file")" if [ -n "$orientation" ] && [ "$orientation" != 1 ]; then cache="$(hash "$file").jpg" cache "$cache" convert -- "$file" -auto-orient "$cache" draw "$cache" else draw "$file" fi fi ;; video/*) if [ -n "${FIFO_UEBERZUG-}" ]; then cache="$(hash "$file").jpg" cache "$cache" ffmpegthumbnailer -i "$file" -o "$cache" -s 0 draw "$cache" fi ;; esac header_text="File Type Classification" header="" len="$(( (width - (${#header_text} + 2)) / 2 ))" if [ "$len" -gt 0 ]; then for i in $(seq "$len"); do header="-$header" done header="$header $header_text " for i in $(seq "$len"); do header="$header-" done else header="$header_text" fi printf '\033[7m%s\033[0m\n' "$header" file -Lb -- "$file" | fold -s -w "$width" exit 0 |