#! /bin/bash
#
# this file:
#   https://dataswamp.org/~incal/cols/dircolors-script
#
# This script assigns colors to files based on their
# extensions, it is sourced and put into effect by ls(1).
# See dircolors(1).
#
# useful commands:
#  $ dircolors --print-database
#  $ man dircolors # dircolors(1)
#  $ info dircolors
#  $ dircolors --print-database | grep -i -A1 'attribute codes'
#
# with Emacs:
#   (man "dircolors")
#   (info "(coreutils) dircolors invocation")
#
# attributes:
#   00  none        00-01 are supported in the Linux VT/tty/console
#   01  bright
#   02  n/a
#   03  n/a
#   04  underscore  04-05 & 07-08 are not supported (?)
#   05  blink
#   06  n/a
#   07  reverse
#   08  concealed

# colors (30-37)
local N='00;30'  # black
local R='00;31'  # red
local G='00;32'  # green
local Y='00;33'  # yellow
local B='00;34'  # blue
local M='00;35'  # magenta
local C='00;36'  # cyan
local W='00;37'  # white

# bright (01)
local BN='01;30' # black (can be set as gray, for example)
local BR='01;31' # red
local BG='01;32' # green
local BY='01;33' # yellow
local BB='01;34' # blue
local BM='01;35' # magenta
local BC='01;36' # cyan
local BW='01;37' # white

# background (40-47)
local BGN='40'   # black
local BGR='41'   # red
local BGG='42'   # green
local BGY='43'   # yellow
local BGB='44'   # blue
local BGM='45'   # magenta
local BGC='46'   # cyan
local BGW='47'   # white

# file types
                       # NORMAL 00
                       # FILE 00
local RS="rs=0"        # reset to NORMAL
local DI="di=$BB"      # directory
local LN="ln=$C"       # symlink
local MH="mh=00"       # multihardlink
local PI="pi=$BY;$BGB" # pipe/FIFO
local SO="so=$BM"      # socket
local DO="do=$M"       # door - n/a <https://en.wikipedia.org/wiki/Doors_(computing)>
local BD="bd=$BY;$BGB" # block device driver
local CD="cd=$Y;$BGB"  # char device driver
local OR="or=$R"       # broken symlink (orphan) or non-stat(1)able file
                       # MISSING 00
local SU="su=$N;$BGY"  # user sticky bit, setuid u+s
local SG="sg=$BN;$BGR" # group sticky bit, setgid g+s
local CA="ca=$N;$BGR"  # capability (?)
local TW="tw=$N;$BGG"  # sticky and other-writable directory, i.e. +t o+w
local OW="ow=$BN;$BGG" # -t o+w
local ST="st=$BW;$BGB" # +t o-w
local EX="ex=$BG"      # executable, +x

# archive
local AR="$BN"
local ARCHIVE="*.7z=$AR:*.Z=$AR:*.ace=$AR:*.arj=$AR:*.bz2=$AR:*.bz=$AR:*.cpio=$AR:*.deb=$AR:*.dz=$AR:*.ear=$AR:*.gz=$AR:*.jar=$AR:*.lz=$AR:*.lzh=$AR:*.lzma=$AR:*.rar=$AR:*.rpm=$AR:*.rz=$AR:*.sar=$AR:*.tar=$AR:*.taz=$AR:*.tbz2=$AR:*.tbz=$AR:*.tgz=$AR:*.tlz=$AR:*.txz=$AR:*.tz=$AR:*.war=$AR:*.xz=$AR:*.z=$AR:*.zip=$AR:*.zoo=$AR"

# audio
local AUD="$BM"
local AUDIO="*.aac=$AUD:*.au=$AUD:*.axa=$AUD:*.flac=$AUD:*.m4a=$AUD:*.mid=$AUD:*.midi=$AUD:*.mka=$AUD:*.mp3=$AUD:*.mpc=$AUD:*.oga=$AUD:*.ogg=$AUD:*.opus=$AUD:*.ra=$AUD:*.spx=$AUD:*.wav=$AUD:*.xspf=$AUD"

# header
local HH="$M"
local HEADER="*.h=$HH:*.hh=$HH"

# HTML
local HTMLP="$W;$BGB"
local HTML="*.htm=$HTMLP:*.html=$HTMLP"

# image
local IMG="$N;$BGG"
local IMAGE="*.bmp=$IMG:*.gif=$IMG:*.jpeg=$IMG:*.jpg=$IMG:*.mng=$IMG:*.pbm=$IMG:*.pcx=$IMG:*.pgm=$IMG:*.png=$IMG:*.pnm=$IMG:*.ppm=$IMG:*.svg=$IMG:*.svgz=$IMG:*.tga=$IMG:*.tif=$IMG:*.tiff=$IMG:*.webp=$IMG:*.xbm=$IMG:*.xpm=$IMG"

# object/compiled
local DIMP="$G"
local DIM="*.o=$DIMP:*.elc=$DIMP"

# PDF, PS, man.1
local PDFP="$N;$BGW"
local PDF="*.1=$PDFP:*.7=$PDFP:*.pdf=$PDFP:*.ps=$PDFP"

# source
local SRC="$G"
local SOURCE="*.bib=$SRC:*.c=$SRC:*.cc=$SRC:*.cpp=$SRC:*.el=$SRC:*.fps=$SRC:*.tex=$SRC"

# video
local VID="$BY"
local VIDEO="*.3GP=$VID:*.M2TS=$VID:*.anx=$VID:*.asf=$VID:*.avi=$VID:*.axv=$VID:*.cgm=$VID:*.dl=$VID:*.emf=$VID:*.flc=$VID:*.fli=$VID:*.flv=$VID:*.gl=$VID:*.m2ts=$VID:*.m2v=$VID:*.m4v=$VID:*.mkv=$VID:*.vid=$VID:*.mp4=$VID:*.mp4v=$VID:*.mpeg=$VID:*.mpg=$VID:*.nuv=$VID:*.ogm=$VID:*.ogv=$VID:*.ogx=$VID:*.qt=$VID:*.rm=$VID:*.rmvb=$VID:*.ts=$VID:*.vob=$VID:*.webm=$VID:*.wmv=$VID:*.xcf=$VID:*.xwd=$VID:*.yuv=$VID"

# text
local TXT="$BW"
local TEXT="*.txt=$TXT"

# web
local CSS="*.css=$B;$BGW"
local PHP="*.php=$BW;$BGB"
local TORRENT="*.torrent=$BW;$BGM"

# misc
local ISO="*.iso=$N;$BGC"
local MAKEFILE="*Makefile=$BW;$BGB"

# done <https://dataswamp.org/~incal/sounds/up.mp3>
local TYPES="$ARCHIVE:$AUDIO:$CSS:$DIM:$HEADER:$HTML:$IMAGE:$ISO:$VIDEO:$PDF:$PHP:$SOURCE:$TEXT:$TORRENT"
LS_COLORS="$RS:$BD:$CA:$CD:$DI:$DO:$EX:$MH:$OR:$OW:$PI:$SG:$SO:$ST:$SU:$TW:"$MAKEFILE":"$TYPES
export LS_COLORS