dotfiles/.config/lf/scope
2020-07-04 14:23:27 +02:00

60 lines
2.1 KiB
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#!/bin/bash
set -C -f -u
#IFS=$'\n'
IFS="$(printf '%b_' '\n')"; IFS="${IFS%_}"
# ANSI color codes are supported.
# STDIN is disabled, so interactive scripts won't work properly
# This script is considered a configuration file and must be updated manually.
# Meanings of exit codes:
# code | meaning | action of ranger
# -----+------------+-------------------------------------------
# 0 | success | Display stdout as preview
# 1 | no preview | Display no preview at all
# 2 | plain text | Display the plain content of the file
# Script arguments
FILE_PATH="${1}" # Full path of the highlighted file
HEIGHT="${2}"
#FILE_EXTENSION="${FILE_PATH##*.}"
#FILE_EXTENSION_LOWER=$(echo ${FILE_EXTENSION} | tr '[:upper:]' '[:lower:]')
# Settings
HIGHLIGHT_SIZE_MAX=262143 # 256KiB
HIGHLIGHT_TABWIDTH=8
HIGHLIGHT_STYLE='pablo'
handle_mime() {
local mimetype="${1}"
case "${mimetype}" in
text/html) w3m -dump "${FILE_PATH}" ;;
text/troff) man ./ "${FILE_PATH}" | col -b ;;
text/* | */xml)
if [ "$( stat --printf='%s' -- "${FILE_PATH}" )" -gt "${HIGHLIGHT_SIZE_MAX}" ]; then
exit 2
fi
if [ "$( tput colors )" -ge 256 ]; then
local highlight_format='xterm256'
else
local highlight_format='ansi'
fi
highlight --replace-tabs="${HIGHLIGHT_TABWIDTH}" --out-format="${highlight_format}" \
--style="${HIGHLIGHT_STYLE}" --force -- "${FILE_PATH}" ;;
application/zip) atool --list -- "${FILE_PATH}" ;;
image/*) chafa --fill=block --symbols=block -c 256 -s 80x"${HEIGHT}" "${FILE_PATH}" || exit 1;;
audio/*|application/octet-stream) mediainfo "${FILE_PATH}" || exit 1;;
video/*) ffmpegthumbnailer -s 0 -i "${FILE_PATH}" -m -o "$HOME/.cache/thumb.jpg" && chafa --fill=all --symbols=all -c 256 -s 80x80 "$HOME/.cache/thumb.jpg" || exit 1;;
*/pdf) pdftotext -l 10 -nopgbrk -q -- "${FILE_PATH}" - ;;
*opendocument*) odt2txt "${FILE_PATH}" ;;
esac
}
MIMETYPE="$( file --dereference --brief --mime-type -- "${FILE_PATH}" )"
handle_mime "${MIMETYPE}"
exit 1