#!/usr/bin/env bash

case "${-}" in
  *i*) ;;
  *) return;;
esac

if [ "${ECOS_BASH_LOADED}" != "yes" ]; then
  ECOS_BASH_LOADED="yes"
else
  return
fi

[ -f "${HOME}/.ecos_bash.before" ] && . "${HOME}/.ecos_bash.before"

_org_path="${PATH}"

_os="$(uname -s)"

# Basic PATH
export PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/usr/games"

# pkgsrc
if test -d /usr/pkg; then
  PATH="${PATH}:/usr/pkg/bin:/usr/pkg/sbin"
  if test -d /usr/pkg/java/openjdk7; then
    # OpenJDK 7 in pkgsrc
    PATH="${PATH}:/usr/pkg/java/openjdk7/bin"
  fi
fi

# OpenBSD X11
test -d /usr/X11R6/bin && PATH="${PATH}:/usr/X11R6/bin"
# PostgreSQL Yum
# Defaults to last version available.
_pgbindir=(/usr/pgsql-*/bin)
_pgbindir="${_pgbindir[@]:(-1)}"
test -d "${_pgbindir}" && PATH="${_pgbindir}:${PATH}"
unset _pgbindir

# PostgreSQL EnterpriseDB
# Defaults to last version available.
_pgbindir=(/opt/PostgreSQL/*/bin)
_pgbindir="${_pgbindir[@]:(-1)}"
test -d "${_pgbindir}" && PATH="${_pgbindir}:${PATH}"
unset _pgbindir

# Nuke currently defined functions
unset -f $(set | grep ' \(\)$' | cut -d ' ' -f 1)

# Nuke bash-completion
complete -r

# Nuke aliases
unalias -a

shopt -s histappend
HISTSIZE=20000
HISTFILESIZE=$HISTSIZE
HISTCONTROL=ignorespace:ignoredups:erasedups
PROMPT_COMMAND='history -a; history -c; history -r'

export PAGER=more
export EDITOR=vi
export LANG="en_US.UTF-8"
export LC_CTYPE="en_US.UTF-8"
# The en_US.UTF-8 causes weird sorting.
# (not really, but I prefer C based sort.)
export LC_COLLATE=C
export LC_MESSAGES=C
export CLICOLOR=
export LSCOLORS="gxfxcxdxbxegedabagacad"
export LS_COLORS=
export BLOCKSIZE=1K
export BLOCK_SIZE=si

alias ls="ls -F"
alias rd="rdesktop -g 1280x600 -K -a 15 -x m -z -P -r sound:off -r clipboard:CLIPBOARD -5"
alias man="LANG=C man"
alias be="bundle exec"
alias ll="ls -l"
alias la="ls -A"

_has_gnu_ls=
_has_gnu_grep=
_ls="ls"
_grep="grep"
_has_posix_grep=y

if [ SunOS = "${_os}" ]; then
  if [ -f /usr/share/lib/terminfo/s/screen ]; then
    export TERMINFO=/usr/share/lib/terminfo
  elif [ -f /opt/csw/share/terminfo/s/screen ]; then
    export TERMINFO=/opt/csw/share/terminfo
  else
    unset TERMINFO
    export TERM=dtterm
  fi

  [ xterm = "${TERM}" ] && export TERM=xterm-256color
fi

case "${_os}" in
  Linux)
    _has_gnu_ls=y
    _has_gnu_grep=y
  ;;
  SunOS)
    _has_posix_grep=n
    [ -x /usr/gnu/bin/ls ] && _has_gnu_ls=y
    [ -x /usr/gnu/bin/grep ] && _has_gnu_grep=y
    # Higher priority directories
    for i in {/opt/csw,/usr/gnu}/{,s}bin; do
      [ -d "${i}" ] && PATH="${i}:${PATH}"
    done
    for i in /usr/{sfw,xpg4}/bin; do
      [ -d "${i}" ] && PATH="${PATH}:${i}"
    done
    [ -d "/opt/csw/gnu" ] && PATH="/opt/csw/gnu:${PATH}"
    # Working terminfo (as opposed to solaris' mostly-broken terminfo).
    [ -d /opt/local/share/lib/terminfo ] && export TERMINFO=/opt/local/share/lib/terminfo
    alias ping="ping -s"
    alias ping6="ping -A inet6"
    if command -v ggrep > /dev/null 2>&1; then
      _has_gnu_grep=y
      _grep="ggrep"
    fi
    if command -v gls > /dev/null 2>&1; then
      _has_gnu_ls=y
      _ls="gls"
    fi
  ;;
  FreeBSD)
    # Invalid characters when using en_US.UTF-8.
    alias man="man -o"
    # Multi CPU awesomeness.
    alias top="top -P"
    # FreeBSD grep is GNU grep
    _has_gnu_grep=y
  ;;
  OpenBSD)
    # GNU ls is broken in 5.2. Prioritize colorls instead.
    if command -v colorls > /dev/null 2>&1; then
      alias ls="colorls -F"
    elif command -v gls > /dev/null 2>&1; then
      _has_gnu_ls=y
      _ls="gls"
    fi
  ;;
  NetBSD|DragonFly)
    if command -v gls > /dev/null 2>&1; then
      _has_gnu_ls=y
      _ls="gls"
    elif command -v colorls > /dev/null 2>&1; then
      alias ls="colorls -F"
    fi
    alias grep='grep --color=auto'
  ;;
  CYGWIN*)
    export PATH="${PATH}:${_org_path}"
  ;;
esac

if [ "${_has_gnu_ls}" = y ]; then
  alias ls="${_ls} -F --color=auto"
  LS_COLORS='no=00:fi=00:di=36:ln=35:pi=30;44:so=35;44:do=35;44:bd=33;44:cd=37;44:or=05;37;41:mi=05;37;41:ex=01;31:*.cmd=01;31:*.exe=01;31:*.com=01;31:*.bat=01;31:*.reg=01;31:*.app=01;31:*.txt=32:*.org=32:*.md=32:*.mkd=32:*.h=32:*.c=32:*.C=32:*.cc=32:*.cxx=32:*.objc=32:*.sh=32:*.csh=32:*.zsh=32:*.el=32:*.vim=32:*.java=32:*.pl=32:*.pm=32:*.py=32:*.rb=32:*.hs=32:*.php=32:*.htm=32:*.html=32:*.shtml=32:*.xml=32:*.rdf=32:*.css=32:*.js=32:*.man=32:*.0=32:*.1=32:*.2=32:*.3=32:*.4=32:*.5=32:*.6=32:*.7=32:*.8=32:*.9=32:*.l=32:*.n=32:*.p=32:*.pod=32:*.tex=32:*.bmp=33:*.cgm=33:*.dl=33:*.dvi=33:*.emf=33:*.eps=33:*.gif=33:*.jpeg=33:*.jpg=33:*.JPG=33:*.mng=33:*.pbm=33:*.pcx=33:*.pdf=33:*.pgm=33:*.png=33:*.ppm=33:*.pps=33:*.ppsx=33:*.ps=33:*.svg=33:*.svgz=33:*.tga=33:*.tif=33:*.tiff=33:*.xbm=33:*.xcf=33:*.xpm=33:*.xwd=33:*.xwd=33:*.yuv=33:*.aac=33:*.au=33:*.flac=33:*.mid=33:*.midi=33:*.mka=33:*.mp3=33:*.mpa=33:*.mpeg=33:*.mpg=33:*.ogg=33:*.ra=33:*.wav=33:*.anx=33:*.asf=33:*.avi=33:*.axv=33:*.flc=33:*.fli=33:*.flv=33:*.gl=33:*.m2v=33:*.m4v=33:*.mkv=33:*.mov=33:*.mp4=33:*.mp4v=33:*.mpeg=33:*.mpg=33:*.nuv=33:*.ogm=33:*.ogv=33:*.ogx=33:*.qt=33:*.rm=33:*.rmvb=33:*.swf=33:*.vob=33:*.wmv=33:*.doc=31:*.docx=31:*.rtf=31:*.dot=31:*.dotx=31:*.xls=31:*.xlsx=31:*.ppt=31:*.pptx=31:*.fla=31:*.psd=31:*.7z=1;35:*.apk=1;35:*.arj=1;35:*.bin=1;35:*.bz=1;35:*.bz2=1;35:*.cab=1;35:*.deb=1;35:*.dmg=1;35:*.gem=1;35:*.gz=1;35:*.iso=1;35:*.jar=1;35:*.msi=1;35:*.rar=1;35:*.rpm=1;35:*.tar=1;35:*.tbz=1;35:*.tbz2=1;35:*.tgz=1;35:*.tx=1;35:*.war=1;35:*.xpi=1;35:*.xz=1;35:*.z=1;35:*.Z=1;35:*.zip=1;35:*.ANSI-30-black=30:*.ANSI-01;30-brblack=01;30:*.ANSI-31-red=31:*.ANSI-01;31-brred=01;31:*.ANSI-32-green=32:*.ANSI-01;32-brgreen=01;32:*.ANSI-33-yellow=33:*.ANSI-01;33-bryellow=01;33:*.ANSI-34-blue=34:*.ANSI-01;34-brblue=01;34:*.ANSI-35-magenta=35:*.ANSI-01;35-brmagenta=01;35:*.ANSI-36-cyan=36:*.ANSI-01;36-brcyan=01;36:*.ANSI-37-white=37:*.ANSI-01;37-brwhite=01;37:*.log=01;32:*~=01;32:*#=01;32:*.bak=01;33:*.BAK=01;33:*.old=01;33:*.OLD=01;33:*.org_archive=01;33:*.off=01;33:*.OFF=01;33:*.dist=01;33:*.DIST=01;33:*.orig=01;33:*.ORIG=01;33:*.swp=01;33:*.swo=01;33:*,v=01;33:*.gpg=34:*.gpg=34:*.pgp=34:*.asc=34:*.3des=34:*.aes=34:*.enc=34:';
  export LS_COLORS
fi
if [ "${_has_gnu_grep}" = y ]; then
  alias grep="${_grep} --color=auto"
  _has_posix_grep=y
fi
if [ "${_has_posix_grep}" = y ]; then
  alias fgrep="grep -F"
  alias egrep="grep -E"
fi

unset _has_gnu_ls
unset _has_gnu_grep
unset _has_posix_grep
unset _ls
unset _grep

# Custom application I usually install and safe to prioritize
for i in {"${HOME}/app","/opt"{,"/${USER:-$LOGNAME}"}}/{tmux,ruby19,python26,node,tarsnap,symon,nginx,p7zip}/{bin,sbin}; do
  [ -d "${i}" ] && PATH="${i}:${PATH}"
done
# New(?) rubygems bin PATH
for i in {"${HOME}/app","/opt"{,"/${USER:-$LOGNAME}"}}/ruby19/lib/ruby/gems/1.9.1/bin; do
  [ -d "${i}" ] && PATH="${i}:${PATH}"
done

# MySQL in common locations highest priority since new = better. Also no compatibility problem.
# Cluster is superset of Enterprise/GPL so it gets highest priority.
# And use only one.
for mydir in {"${HOME}",/app{,s},/opt}/mysql/{{cluster,enterprise}/mysql/,}bin; do
  if [ -d "${mydir}" ]; then
    PATH="${mydir}:${PATH}"
    break
  fi
done

# Mercurial is optional since it will be inconsistent with ssh ... hg if this one gets priority.
# And use only one.
for hgdir in {"${HOME}/app","/opt"}/mercurial{,/bin}; do
  hgbin="${hgdir}/hg"
  if [ -x "${hgbin}" ]; then
    PATH="${PATH}:${hgdir}"
    alias nhg="${hgbin}"
    break
  fi
done

for supbindir in {"${HOME}/app","/opt"}/supervisor{,d}/bin; do
  if [ -d "${supbindir}" ]; then
    PATH="${PATH}:${supbindir}"
    break
  fi
done

PS1='\u@\h:\w\$ '
case "${TERM}" in
  xterm*|screen*|dtterm*)
    PROMPT_COMMAND='echo -ne "\033]0;'"${USER:-$LOGNAME}@$(uname -n)"': ${PWD}\007";'"${PROMPT_COMMAND}"
    # DragonFly's Bash is a bit buggy.
    if [ "$(uname)" != "DragonFly" ]; then
      PS1='\[\e[0;33m\]\u\[\e[0m\]@\[\e[0;32m\]\h\[\e[0m\]:\[\e[0;36m\]\w\[\e[0m\]\$ '
    fi
  ;;
esac

# Priority PATHs. Always enable.
PATH="${HOME}/bin:${HOME}/.ecos_bin:/opt/local/bin:/opt/local/sbin:${PATH}"

if command -v vim > /dev/null 2>&1; then
  alias vi=vim
  export EDITOR=vim
fi

if command -v less > /dev/null 2>&1; then
  export PAGER=less
  export LESS=-FMRXginsz-2
fi

# Test if we have GNU rm prefixed by g (esp if on non-GNU system).
# Usually on old Solaris and {Net,Open,DragonFly}BSD.
if command -v grm > /dev/null 2>&1; then
  _rm="grm"
else
  _rm="rm"
fi
# Test if the specified rm has "-I" parameter since it's much better.
if "${_rm}" -If "/tmp/.nonexistent.$(date '+%Y%m%d%H%M%S')" 2> /dev/null; then
  alias rm="${_rm} -I"
else
  alias rm="${_rm} -i"
fi
unset _rm

if command -v curl > /dev/null 2>&1; then
  alias 0p="gzip | curl 'http://0paste.com/pastes.txt' -F 'paste[paste_gzip]=<-'"
  alias 0pp="gzip | curl 'http://0paste.com/pastes.txt' -F 'paste[is_private]=1' -F 'paste[paste_gzip]=<-'"
fi

if command -v tmux > /dev/null 2>&1; then
  case "${_os}" in
  OpenBSD)
    # FIXME: OpenBSD version check
    _tmux_conf_ver=1.9
  ;;
  *)
    case "$(tmux -V)" in
    "tmux 1."[1-9][0-9]*|"tmux 1.9"*) _tmux_conf_ver=1.9;;
    "tmux 1."[4-8]*) _tmux_conf_ver=1.4;;
    *) _tmux_conf_ver=1.3;;
    esac
  ;;
  esac
  alias tmux="tmux -f '""${HOME}""/.tmux-""${_tmux_conf_ver}"".conf'"
  unset _tmux_conf_ver
fi

unset _os

[ -f "${HOME}/.ecos_bash.after" ] && . "${HOME}/.ecos_bash.after"