136 lines
4.2 KiB
Bash
Executable File
136 lines
4.2 KiB
Bash
Executable File
#!/bin/bash
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# [b]rowse - overview of given files or current directory
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# depends: tput stat bat checkaccess(in my dotfiles)
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# optdepends: timg, neovim (compressed files), pdftoppm (PDF), mtn (video), audiowaveform
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# args: files to inspect
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#
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# Supports:
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# - listing directories
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# - listing contents of any compressed file with neovim
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# - visual files are displayed with timg
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# video thumbnails via mtn, pdf pages from pdftoppm
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# - text files are displayed through bat
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# Automatically requests elevation through sudo when needed
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test "$1" = "-v" &&
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set -eo xtrace &&
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shift
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inspect=false
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test "$1" = "-i" &&
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inspect=true &&
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shift
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set -o pipefail
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for last; do true; done
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last="${last:-.}"
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checkperm() {
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checkaccess -r "$@" || elevate=sudo
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mime="$(test -n "$shifted" || $elevate file --dereference --mime "$@")"
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}
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checkperm "$last"
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fileinfo() {
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tput setaf 6
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for arg
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do case "$arg" in (-*) continue;; esac
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$elevate file -E "$arg"
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#probe="$($elevate ffprobe "$arg" 2>&1)"
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#echo $probe | grep -v -e '00:00:00.04' -e 'ansi' &&
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$elevate ffprobe "$arg" 2>&1 | grep "bitrate: ....\? " | sed 's/, start:[^,]\+,/,/' ||
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stat --format "%A %s $(
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size="$($elevate unzip -l "$arg" 2>/dev/null | tail -1)" &&
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echo "(uncompressed $(echo $size | cut -d' ' -f1 | numfmt --to=iec-i --suffix=B))"
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) - birth %.10w mod %.10y" "$arg" | numfmt --field=2 --to=iec-i --padding=6 --suffix=B
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done
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tput sgr0
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}
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prefix=/tmp/b
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mkdir -p "$prefix"
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declare -a timg timga bat batl ls
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for arg; do
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case "$arg" in (-*) args="$args $arg"; continue;; esac
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checkperm "$arg"
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grid=$(expr $(tput cols) / 20)
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tmpfile="$prefix/$(basename "$arg")"
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case "$mime" in
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(*\ application/pdf\;*)
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test -f "$tmpfile-1.png" || pdftoppm -r 70 "$arg" "$tmpfile" -l $(expr $grid '*' 2)
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timg -W --grid=$grid "$tmpfile"*
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;;
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(*\ video/*)
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suffix=_thumbs.jpg
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mtn -i -t -W -r2 -D6 -b 0,6 -c $grid -w $(expr $(tput cols) '*' 20) \
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-O $prefix -o $suffix "$arg" 2>/dev/null
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timg -W "$prefix/$(basename "${arg%.*}")$suffix"
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;;
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(*\ image/*)
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timg+=("$arg"); continue;;
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(*\ inode/directory\;*)
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ls+=("$arg"); continue;;
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(*)
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case "$(file "$arg")" in
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(*\ ?udio*)
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img="$tmpfile.png"
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if which audiowaveform 2>/dev/null >&2
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then find "$img" -not -empty 2>/dev/null | grep --quiet . ||
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audiowaveform --quiet --pixels-per-second 2 --height 36 --width 2000 --amplitude-scale auto \
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--background-color 000000 --waveform-color 99BBFF --axis-label-color 000000 \
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--input-filename "$arg" --output-format png >"$img" && {
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timg -g $(tput cols)x2 "$arg" && printf "\\033[2A "
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timg -g $(tput cols)x2 --auto-crop --upscale "$img"
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}
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fi
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timga+=("$arg")
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;;
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(*:\ *compress*|*\ archive*)
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list="$tmpfile-list.txt"
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if test $# = 1
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then nvim "$arg"
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else case "$arg" in (*.part);; (*)
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nvim -es "+2w$list|5,w>>$list" "$arg"
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batl+=("$list");;
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esac; fi
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;;
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(*:\ *database*) sqlite3 "$arg" ".tables";;
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(*) bat+=("$arg")
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timga+=("$arg")
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continue;;
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esac
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;;
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esac
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fileinfo "$arg"
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done
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if $inspect; then exit $?; fi
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if test "$timg"; then
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$elevate timg -V --rotate=exif -g $(tput cols)x$(expr $(tput lines) / 2) \
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$(test $# -gt 1 && echo "-t0.2 --center --title --grid=$(expr $(tput cols) / \( 30 - $# \& $# \< 20 \| 10 \))x2") \
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"${timg[@]}" "${timga[@]}" 2>/dev/null
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if test $# -lt 15; then
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tput setaf 6
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for img in "${timg[@]}"
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do ident="$(identify -ping -precision 3 -format "%wx%h %b %m %[bit-depth]-bit %[colorspace]" "$img")"
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printf "%11s %-30s %s\n" "${ident%% *}" "$(basename "$img")" "${ident#* }"
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done
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tput sgr0
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fi
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fi
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if test "$bat" -o "$batl"; then
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test "$(bat --version | cut -d. -f2)" -gt 16 && rule=,rule
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if test $# -gt ${#bat[@]} -a $# -gt ${#batl[@]} && test -z "$args"
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then $elevate head "${batl[@]}" "${bat[@]}" | cut -c-$(echo "$(tput cols)*1.9" | bc | cut -d. -f1)
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else test "$bat" && $elevate bat --style numbers,header$rule --pager 'less -RF' $args "${bat[@]}"
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test "$batl" && $elevate bat --style plain$rule --pager 'less -RF' $args "${batl[@]}"
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fi
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fileinfo "${bat[@]}"
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fi
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if test "$ls"; then
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$elevate ls -l $(test $# -gt ${#ls[@]} && echo "-d") --color=always --human-readable --group-directories-first --file-type --dereference-command-line --all "${ls[@]}" | less -RF
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fi
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