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6
home/.config/lf/clear_img.sh
Executable file
6
home/.config/lf/clear_img.sh
Executable file
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@ -0,0 +1,6 @@
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#!/bin/sh
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readonly PREVIEW_ID="preview"
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printf '{"action": "remove", "identifier": "%s"}\n' "$PREVIEW_ID" > "$FIFO_UEBERZUG"
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21
home/.config/lf/draw_img.sh
Executable file
21
home/.config/lf/draw_img.sh
Executable file
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@ -0,0 +1,21 @@
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#!/bin/sh
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path="$1"
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x="$2"
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y="$3"
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width="$4"
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height="$5"
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PREVIEW_ID="preview"
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if [ -n "$FIFO_UEBERZUG" ]; then
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printf '{"action": "add", "identifier": "%s", "x": %d, "y": %d, "width": %d, "height": %d, "scaler": "contain", "scaling_position_x": 0.5, "scaling_position_y": 0.5, "path": "%s"}\n' \
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"$PREVIEW_ID" "$x" "$y" "$width" "$height" "$path" > "$FIFO_UEBERZUG"
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else
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# Ueberzug isn't avialable, try to use pixterm
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if command -v pixterm > /dev/null; then
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pixterm -s 2 -tr "$x" -tc "$width" "$path"
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else
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>&2 echo "ueberzug not running, pixterm fallback not found!"
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exit 1
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fi
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fi
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144
home/.config/lf/lfrc
Normal file
144
home/.config/lf/lfrc
Normal file
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@ -0,0 +1,144 @@
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# Basic settings
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set previewer ~/.config/lf/previewer.sh
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set cleaner ~/.config/lf/clear_img.sh
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set preview true
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set hidden true
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set drawbox true
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set icons true
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set ignorecase true
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set scrolloff 5
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# Use $EDITOR for text
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cmd open ${{
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case $(file --mime-type "$f" -bL) in
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text/*|application/json) $EDITOR "$f";;
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*) devour xdg-open "$f" ;;
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esac
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}}
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# File/Directory control functions
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cmd mkdir %{{
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printf "Directory Name: "
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read ans
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mkdir $ans
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}}
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cmd mkfile %{{
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printf "File Name: "
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read ans
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touch $ans
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}}
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cmd chmod %{{
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printf "Mode Bits: "
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read ans
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for file in "$fx"; do
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chmod $ans $file
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done
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lf -remote 'send reload'
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}}
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# Add z.lua functionality for easy autojumps
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cmd zlua %{{
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printf "z.lua input: "
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read ans
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/usr/local/src/z.lua/z.lua $ans
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}}
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# Archive bindings
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cmd unarchive ${{
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case "$f" in
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*.zip) unzip "$f" ;;
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*.tar.gz) tar -xzvf "$f" ;;
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*.tar.bz2) tar -xjvf "$f" ;;
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*.tar) tar -xvf "$f" ;;
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*) echo "Unsuported format" ;;
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esac
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}}
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cmd zip %zip -r "$f" "$f"
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cmd tar %tar cvf "$f.tar" "$f"
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cmd targz %tar cvzf "%f.tar.gz" "$f"
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cmd tarbz2 %tar cjvf "$f.tar.bz2" "$f"
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# Trash-cli bindings
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cmd trash ${{
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files=$(printf "$fx" | tr '\n' ':')
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while [ "$files" ]; do
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# extract the substring from start of string up to delimeter.
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# this is the first "element" of the string
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file=${files%%:*}
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trash-put "$(basename "$file")"
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# if there's only one element left, set `files` to an empty string.
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# this causes us to exit this `while` loop.
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# else, we delete the first "element" of the string from files, and
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# move onto the next.
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if [ "$files" = "$file" ]; then
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files=''
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else
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files="${files#*;}"
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fi
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done
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}}
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cmd clear_trash %trash-empty
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cmd restore_trash ${{
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trash-restore
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}}
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# Bindings
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# Remove some defaults
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map m
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map n
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map "'"
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map '"'
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map d
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map c
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# Archive mappings
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map az zip
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map at tar
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map ag targz
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map au unarchive
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# Trash mappings
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map dd trash
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map tc clear_trash
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map tr restore_trash
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# Basic functions
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map . set hidden!
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map DD delete
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map p paste
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map x cut
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map y copy
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map <enter> open
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map md mkdir
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map mf mkfile
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map ch chmod
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map r rename
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map H top
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map L bottom
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map R reload
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map C clear
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map z zlua
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# Movement
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map gh cd ~
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map gc cd ~/.config
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map gl cd ~/.local
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map gs cd ~/.local/bin/scripts
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map gtr cd ~/.local/share/Trash/files
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map gE. cd /etc
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map gEp cd /etc/portage
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map gU. cd /usr
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map gUs cd /usr/share
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map gUl cd /usr/local
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map gM cd /mnt
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162
home/.config/lf/previewer.sh
Executable file
162
home/.config/lf/previewer.sh
Executable file
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@ -0,0 +1,162 @@
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#!/bin/sh
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# This script handles showing file-previews within lf.
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# It can also show image previews using ueberzug, however
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# that requires lf to be started with a script that also starts
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# ueberzug alongside of it.
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# (In my dotfiles, this script is in '~/.local/bin/scripts/lfu')
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# Alternatively, we could also handle ANSI previews with pixterms
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# this will be in a pretty low quiality, but it will work without
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# ueberzug. To enable this, change PIXTERM_ENABLED to 1.
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# if both ueberzug and pixterm are enabled, ueberzug takes precedence.
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PIXTERM_ENABLED=1
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run_cmd() {
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# Try to run given command, if it is installed.
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# If it isn't try to fallback to text_handle,
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# otherwise fail completely.
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cmd="$1"
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shift
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if command -v "$cmd" > /dev/null; then
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$cmd $@
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else
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# If we didn't found the requested command, check if
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# the file is text-like and try to use the text_handle
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# to show the preview, this may not be ideal for given
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# file-format, but at least we won't fail.
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case $(file --mime-type "$1" -bL) in
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# TODO: Consider checking for UTF-8 formatting instead,
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# or show previews for any file-type
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text/*|application/json)
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echo "@@PREVIEW FALLBACK: Using text handle, $cmd command not found!"
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text_handle "$1"
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;;
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*)
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echo "@@PREVIEW ERROR: Preview failed, $cmd command not found!"
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;;
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esac
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fi
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}
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draw_image() {
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# Draw passed image with use of given draw_script.
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# If the image contains EXIF (metadata) orientation info,
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# handle it and draw the rotated image.
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draw_script="$1"
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file="$2"
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shift
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shift
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# Calculate where the image should be placed on the screen.
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num=$(printf "%0.f\n" "`echo "$(tput cols) / 2" | bc`")
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numb=$(printf "%0.f\n" "`echo "$(tput cols) - $num - 1" | bc`")
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numc=$(printf "%0.f\n" "`echo "$(tput lines) - 2" | bc`")
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# Handle EXIF (metadata) orientation.
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exif_orientation="$(identify -format '%[EXIF:Orientation]\n' -- "$file")"
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if [ -n "$exif_orientation" ] && [ "$exif_orientation" != 1 ]; then
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# In case `convert` command isn't aviable, ignore EXIF rotation
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if command -v convert > /dev/null; then
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cache=$(mktemp /tmp/thumbcache.XXXXX)
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convert -- "$file" -auto-orient "$cache"
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$draw_script "$cache" $num 1 $numb $numc
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else
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$draw_script "$file" $num 1 $numb $numc
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fi
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else
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$draw_script "$file" $num 1 $numb $numc
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fi
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# Exit with status code 1 to signal lf that the function
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# should be re-ran next time instead of caching the result.
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exit 1
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}
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media_handle() {
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# Handle media type files (videos, photos). These types of
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# files are usually not stored in any form of textually readable
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# format and they require a special way of displaying them.
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# This mostly uses ueberzug (if available) for this.
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draw_script="${XDG_CONFIG_HOME:-$HOME/.config}/lf/draw_img.sh"
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file="$1"
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shift
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# Set ENABLED=1 if ueberzug or pixterm is enabled
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command -v pixterm > /dev/null && [ "$PIXTERM_ENABLED" = 1 ] && ENABLED=1
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[ -n "$FIFO_UEBERZUG" ] && [ -f "$draw_script" ] && ENABLED=1
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case "$file" in
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*.bmp|*.jpg|*.jpeg|*.png|*.xpm)
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if [ -n "$ENABLED" ]; then
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draw_image $draw_script "$file"
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else
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echo "@@PREVIEW FALLBACK: Using mediainfo, ueberzug isn't available."
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run_cmd mediainfo "$file"
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fi
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;;
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*.avi|*.mp4|*.wmv|*.dat|*.3gp|*.ogv|*.mkv|*.mpg|*.mpeg|*.vob|*.fl[icv]|*.m2v|\
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*.mov|*.webm|*.ts|*.mts|*.m4v|*.r[am]|*.qt|*.divx)
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if [ -n "$ENABLED" ]; then
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cache="$(mktemp /tmp/thumbcache.XXXXX)"
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ffmpegthumbnailer -i "$file" -o "$cache" -s 0
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draw_image $draw_script "$cache"
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else
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echo "@@PREVIEW FALLBACK: Using exiftool, ueberzug isn't aviable."
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run_cmd exiftool "$file"
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fi
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;;
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*.wav|*.mp3|*.flac|*.m4a|*.wma|*.ape|*.ac3|*.og[agx]|*.spx|*.opus|*.as[fx]|*.flac)
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# These types can't make use of ueberzug easily, so simply use eixftool
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run_cmd exiftool "$file"
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;;
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*)
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echo "@@PREVIEW FALLBACK: Unrecognized media file, falling back to text handle."
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text_handle "$file"
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;;
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esac
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}
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text_handle() {
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# Handle all other formats as text and cat them
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# if highlighting tools are aviable, try to use them
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if command -v bat > /dev/null; then
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num=$(printf "%0.f\n" "`echo "$(tput cols) / 2" | bc`")
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numb=$(printf "%d\n" "`echo "$(tput cols) - $num - 3" | bc`")
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bat -pp --color=always --wrap=character --terminal-width="$numb" "$1"
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elif command -v highlight > /dev/null; then
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highlight "$1" --out-format ansi --force
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else
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cat "$1"
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fi
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}
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# Capture all directories at first, since they could
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# potentionally match one of the file case statements
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if [ -d "$1" ]; then
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tree "$1" -La 1
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elif [ -f "$1" ]; then
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case "$1" in
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*.tgz|*.tar.gz) run_cmd tar tzf "$1";;
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*.tar.bz2|*.tbz2) run_cmd tar tjf "$1";;
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*.tar.txz|*.txz) run_cmd xz --list "$1";;
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*.tar) run_cmd tar tf "$1";;
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*.zip|*.jar|*.war|*.ear|*.oxt) run_cmd unzip -l "$1";;
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*.rar) run_cmd unrar l "$1";;
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*.7z) run_cmd 7z l "$1";;
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*.iso) run_cmd iso-info --no-header -l "$1";;
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*.o) run_cmd nm "$1" | less ;;
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*.csv) cat "$1" | sed s/,/\\n/g ;;
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*odt,*.ods,*.odp,*.sxw) run_cmd odt2txt "$1";;
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*.doc) run_cmd catdoc "$1" ;;
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*.docx) run_cmd docx2txt "$1" - ;;
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*.torrent) run_cmd transmission-show "$1";;
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*.pdf) run_cmd pdftotext "$1";;
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*.wav|*.mp3|*.flac|*.m4a|*.wma|*.ape|*.ac3|*.og[agx]|*.spx|*.opus|*.as[fx]|*.flac|\
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*.avi|*.mp4|*.wmv|*.dat|*.3gp|*.ogv|*.mkv|*.mpg|*.mpeg|*.vob|*.fl[icv]|*.m2v|*.mov|\
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*.webm|*.ts|*.mts|*.m4v|*.r[am]|*.qt|*.divx|\
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*.bmp|*.jpg|*.jpeg|*.png|*.xpm) media_handle "$1" ;;
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*) text_handle "$1" ;;
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esac
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fi
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