.bashrc

# Bash-configuration for user

# Check for an interactive session
[ -z "$PS1" ] && return

## Settings ##

set_prompt_style () {     # Custom prompt
  local bldpur='\e[1;35m' # Purple
  local bldblu='\e[1;34m' # Blue
  local bldblk='\e[1;30m' # Black - Bold
  local bldred='\e[1;31m' # Red
  local txtrst='\e[0m'    # Text Reset
  #local bashuser="\[$bldpur\]\u@\[$txtrst\]"    # username
  local bashhost="\[$bldpur\]\h\[$txtrst\]"     # hostname
  local bashdir="\[$bldblu\]\w\[$txtrst\]"      # directory
  local bashprompt="\[$bldblk\]:\n\[$txtrst\]"  # prompt symbol
  if [ `whoami` == "root" ] ; then
  # local bashuser="\[$bldred\]\u@\[$txtrst\]"
    local bashhost="\[$bldred\]\h\[$txtrst\]"
  fi
  PS1="$bashuser$bashhost $bashdir$bashprompt"
  if [ "$(awk '$5=="/" {print $1}' </proc/1/mountinfo)" != "$(awk '$5=="/" {print $1}' </proc/$$/mountinfo)" ]; then
    PS1="$bashuser$bashhost(chroot) $bashdir$bashprompt"; fi
}
set_prompt_style
PROMPT_COMMAND='echo -ne "$bashuser$bashhost $bashdir$bashprompt"'

# History file: http://tinyurl.com/lvtonry, http://tinyurl.com/q4dvgek
# HS:  history command limit in active session (saved in mem. [def.: 500])
# HFS: history command limit in history file
# HC:  erase previous matching duplicates
# hst: append entries instead of overwriting
# PC:  add command to history after executing
HISTSIZE=5000
HISTFILESIZE=20000
HISTCONTROL=erasedups
shopt -s histappend
PROMPT_COMMAND='history -a'

# Autocorect 'cd' mis-spellings
shopt -s cdspell
# Extended pattern matching features
#shopt -s extglob
# Hostname expansion
#shopt -s hostcomplete

# Bash completion extended (single press on partial or no-completion)
set show-all-if-ambiguous on
# Redirected output will not overwrite files
#set -o noclobber

# Allow 'less' to view non-text files (i.e. compressed files)
[ -x /usr/bin/lesspipe ] && eval "$(lesspipe)"

# 'ls' colors
eval $(dircolors -b)

# 'grep' colors
alias grep='grep --color=auto'
export GREP_COLOR="1;37"                    # white

# Less Colors for Man Pages
if [[ ${TERM} == "xterm" ]]; then
  export LESS_TERMCAP_md=$'\e[01;38;5;74m'  # bold mode      - main      (cyan)
  export LESS_TERMCAP_us=$'\e[38;5;97m'     # underline mode - second    (purp)
  export LESS_TERMCAP_so=$'\e[38;5;252m'    # standout-mode  - info/find (gray)
  export LESS_TERMCAP_mb=$'\e[01;31m'       # begin blinking - unused?   (red)
  export LESS_TERMCAP_ue=$'\e[0m'           # end underline
  export LESS_TERMCAP_se=$'\e[0m'           # end standout-mode
  export LESS_TERMCAP_me=$'\e[0m'           # end all mode        - txt rest
else
  export LESS_TERMCAP_md=$'\e[01;34m'
  export LESS_TERMCAP_us=$'\e[01;35m'
  export LESS_TERMCAP_so=$'\e[01;30m'
  export LESS_TERMCAP_mb=$'\e[01;31m'
  export LESS_TERMCAP_ue=$'\e[0m'
  export LESS_TERMCAP_se=$'\e[0m'
  export LESS_TERMCAP_me=$'\e[0m'
fi

# Script directory 
scrpt_dir=$HOME/.local/bin

# Path
export PATH="$scrpt_dir:$scrpt_dir/arch:$scrpt_dir/bugfixes:$scrpt_dir/others:$scrpt_dir/root:$scrpt_dir/backup:$scrpt_dir/root/testing:$scrpt_dir/testing:$PATH"

## Aliases ##

# Bash Navigation/Tools
alias ls='ls --color=auto --group-directories-first'  # add color, group dir
alias ls1='ls -1'                                     # sort by line
alias lsd='ls -lAtrh'                                 # sort by date
alias lsl='ls -lAh'                                   # long list, human-readabl
alias lss='ls -shAxSr'                                # sort by size
alias lsx='ls -lAhX'                                  # sort by extension
alias treeview='tree -C | less -R'                    # tree directory w/ pager
alias ebash="v ~/.bashrc"
alias sbash="source ~/.bashrc"

# Shortcuts
if [[ "$(whoami)" == "root" ]]; then
  alias cds="cd $scrpt_dir/root && ls -h"
else
  alias cds="cd $scrpt_dir && ls -h"; fi
alias ..='cd ..'
alias ...='cd ../..'
alias ....='cd ../../..'
alias cdd="cd ~/Desktop && ls -h"
alias cdp="cd ~/.local/arbld"
alias cdt="cd ~/.local/share/Trash/files && ls -h"
alias cdv="cd ~/Videos"

# System
alias chot="sudo chown -R todd:users"
alias chx="chmod +x"
alias cron="crontab -e"
alias rcron="su -c $(printf "%q " "crontab -e")"
alias pn="ping -c2 archlinux.org"

# Programs
alias d="define"
alias g="bgcmd gedit"
alias rg="bgcmd gksudo gedit"
alias iotop="sudo iotop"  # iotop now requires root access
alias lessq="less -R"
alias pasteit="gist -a"
alias v="vim -p"          
alias vi="vim -p"
alias vim="vim -p"
alias sv="sudo vim -p"    # open in tab
alias wget="wget -c"      # always try to resume download first

## functions ##
abacus () { awk "BEGIN { print $* ; }"; }
#ad () { pwd > ~/.config/ad ;}
#bd () { cd  "$(cat ~/.config/ad)" ;}
pdfcat () {
  gs -q -sPAPERSIZE=letter -dNOPAUSE -dBATCH -sDEVICE=pdfwrite \
  -sOutputFile=concatenated.pdf "$@" ;}
youple () {
  mplayer -cache 200 -really-quiet $(youtube-dl -g --max-quality mp4 "$@" ) ;}

## Bash-completion ##
complete -W "`awk '{ print $2 }' /etc/hosts`" ssh
complete -cf sudo
complete -cf gksu
complete -cf bgcmd

## Other ##

# Package lookup (if get: command not found)
#source /usr/share/doc/pkgfile/command-not-found.bash