bashrc based on Linux mint bashrc and other stuffs

.bashrc

# Last Change: 2012 Jan 05 10:48:29
# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples
# http://www.caliban.org/bash/
# Author: Sérgio Luiz Araújo Silva
# Site: http://vivaotux.blogspot.com
# twitter: http://www.twitter.com/voyeg3r
#
#                  ( O O )
#   +===========oOO==(_)==OOo==============+
#   |                                      |
#   |     °v°   Sergio Luiz Araujo Silva   |
#   |    /(_)\  Linux User #423493         |
#   |     ^ ^   voyeg3r   gmail.com       |
#   +======================================+

# if has ~/bin set to path
if [ -d ~/bin ]; then
    PATH=$PATH:~/bin
fi

if [ -f .pythonstartup ]; then
PYTHONSTARTUP="$HOME/.pythonstartup"
export PYTHONSTARTUP
fi

INPUTRC=~/.inputrc

# find default netcard if [eth0, eth1 ...]
DEV=`netstat -i | awk '/eth/ {print $1}'`
LOCALIP=`ifconfig $DEV 2>/dev/null || /sbin/ifconfig $DEV 2>/dev/null | awk '/inet end/ {print $3}'`

myip (){
	clear
	echo
	DEV=`awk '/eth/ {print $1}' <(netstat -i)` # indentifica o device
	MEUIP=`hostname -I`
	#echo "       IP LOCAL: .....`awk '/inet end/ {print $3}' <(ifconfig eth0)`"
	echo "        IP LOCAL: .....${MEUIP:-'Not connected'}"
	echo "        NETMASK: ......`awk -F':' '/Mas/ {print $4}' <(/sbin/ifconfig $DEV)`"
	echo "        MAC ADDRESS: ..`awk '/HW/ {print $7}' <(/sbin/ifconfig $DEV)`"
	echo "        ROUTER: .......`awk '/UG/ {print $2}' <(/sbin/route -n)`"
        echo "        IP EXTERNO: ...`curl --connect-timeout 4 -s sputnick-area.net/ip`"
        echo
        read -sn 1 -p "     Pressione uma tecla para continuar..."
	clear
}

# bash completion to sudo command
complete -cf sudo
complete -d cd mkdir rmdir

alias tt='zzdicbabelfish'
alias syncode='hg push ssh://hg@bitbucket.org/sergio/vimfiles'
alias ssh="ssh -C"
alias scp='scp -r '
alias gril="grep -ril"
alias lvim="vim -c \"normal '0\""
alias iso2utf='iconv -f iso-8859-1 -t utf-8'
alias utf2iso='iconv -f utf-8 -t iso-8859-1'
alias curl='curl --proxy 192.168.1.11:8080'
alias path='echo -e ${PATH//:/\\n}'

export HISTCONTROL=ignoreboth
export HISTIGNORE="&:ls:pwd:[bf]g:exit"
export HISTCONTROL=ignoredups
export LESS="-P ?c<- .?f%f:Standard input.  ?n:?eEND:?p%pj\%.. .?c%ccol . ?mFile %i of %m  .?xNext\ %x.%t   Press h for help"
export EDITOR=vim
export VISUAL=vim
export MOZ_DISABLE_PANGO=1
export FLASH_GTK_LIBRARY=libgtk-x11-2.0.so.0
export PROMPT_COMMAND="history -a"
export HISTFILESIZE=2000

# enable color support of ls and also add handy aliases
if [ "$TERM" != "dumb" ]; then
    eval "`dircolors -b`"
    alias ls='ls --color=auto'
    #alias dir='ls --color=auto --format=vertical'
    #alias vdir='ls --color=auto --format=long'
fi

shopt -s histverify                    # verifica comandos do histórico
shopt -s checkwinsize                  # ajusta janela redimensionada
shopt -s hostcomplete
[ ${BASH_VERSINFO[0]} -ge 4 ] && shopt -s globstar
shopt -s cdspell                       # fix wrong type keys
shopt -s dirspell

# convert text to lowcase
lower() { echo ${@,,}; }
expandurl() { curl -sIL $1 | awk '/^Location/ || /^Localização/ {print $2}' ; }
# calculadora com o comando bc
calc(){ echo "scale=2;$@" | bc;}
ff () { find . -type f -iname '*'"$@"'*' ; }
mkcd() { mkdir -p "$@" && cd $_; }
function decToBin { echo "ibase=10; obase=2; $1" | bc; }
decTohex() { bc <<< "obase=16; $1"; }

# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(lesspipe)"

CDPATH=.:..:~:~/docs/img:~/docs:~/bin:~/tmp

biggest (){
    du -k * | sort -nr | cut -f2 | head -20 | xargs -d "\n" du -sh
#du  | sort -r -n | awk '{split("k m g",v); s=1; while($1>1024){$1/=1024; s++} print int($1)" "v[s]"\t"$2}'
}

top10 () {
history | awk '{print $2}' | sort | uniq -c | sort -rn | head
}

beep () {
echo -e -n \\a
}

# To enable the settings / commands in this file for login shells as well,
# this file has to be sourced in /etc/profile.

# If not running interactively, don't do anything
[ -z "$PS1" ] && return

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "$debian_chroot" ] && [ -r /etc/debian_chroot ]; then
    debian_chroot=$(cat /etc/debian_chroot)
fi

use_color=false

# Set colorful PS1 only on colorful terminals.
# dircolors --print-database uses its own built-in database
# instead of using /etc/DIR_COLORS.  Try to use the external file
# first to take advantage of user additions.  Use internal bash
# globbing instead of external grep binary.
safe_term=${TERM//[^[:alnum:]]/?}   # sanitize TERM
match_lhs=""
[[ -f ~/.dir_colors   ]] && match_lhs="${match_lhs}$(<~/.dir_colors)"
[[ -f /etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(</etc/DIR_COLORS)"
[[ -z ${match_lhs}    ]] \
        && type -P dircolors >/dev/null \
        && match_lhs=$(dircolors --print-database)
[[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] && use_color=true


if ${use_color} ; then
        # Enable colors for ls, etc.  Prefer ~/.dir_colors #64489
        if type -P dircolors >/dev/null ; then
                if [[ -f ~/.dir_colors ]] ; then
                        eval $(dircolors -b ~/.dir_colors)
                elif [[ -f /etc/DIR_COLORS ]] ; then
                        eval $(dircolors -b /etc/DIR_COLORS)
                fi
        fi

        if [[ ${EUID} == 0 ]] ; then
                PS1='${debian_chroot:+($debian_chroot)}\[\033[01;31m\]${LOCALIP:-`hostname`}\[\033[01;34m\] \W \$\[\033[00m\] '
        else
                PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@${LOCALIP:-`hostname`}\[\033[01;34m\] \w \$\[\033[00m\] '
        fi

        alias ls='ls --color=auto'
        alias grep='grep --colour=auto'
else
        if [[ ${EUID} == 0 ]] ; then
                # show root@ when we don't have colors
                PS1='\u@${LOCALIP:-`hostname`} \W \$ '
        else
                PS1='\u@${LOCALIP:-`hostname`} \w \$ '
        fi
fi

# Try to keep environment pollution down, EPA loves us.
unset use_color safe_term match_lhs

# Commented out, don't overwrite xterm -T "title" -n "icontitle" by default.
# If this is an xterm set the title to user@host:dir
#case "$TERM" in
#xterm*|rxvt*)
#    PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD}\007"'
#    ;;
#*)
#    ;;
#esac

# enable bash completion in interactive shells
if [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
fi

# if the command-not-found package is installed, use it
if [ -x /usr/lib/command-not-found ]; then
	function command_not_found_handle {
	        # check because c-n-f could've been removed in the meantime
                if [ -x /usr/lib/command-not-found ]; then
		   /usr/bin/python /usr/lib/command-not-found -- $1
                   return $?
		else
		   return 127
		fi
	}
fi


extract() {
    for i in "$@";  do
        if [ -f "$i" ]; then
            case "$i" in
                *.[tT][aA][rR].[bB][zZ]|*.[tT][bB][zZ])   tar xjvf "$i" ;;
                *.[tT][aA][rR].[bB][zZ]2|*.[tT][bB][zZ]2) tar xjvf "$i" ;;
                *.[tT][aA][rR].[gG][zZ]|*.[tT][gG][zZ])   tar xzvf "$i" ;;
                *.[gG][tT][gG][zZ])                       tar xzvf "$i" ;;
                *.[bB][zZ]2)                              bunzip2 "$i" ;;
                *.[rR][aA][rR])                           rar x -o+ "$i" ;;
                *.[gG][zZ])                               gunzip "$i" ;;
                *.[tT][aA][rR])                           tar xvf "$i" ;;
                *.[zZ][iI][pP])                           unzip -o "$i" ;;
                *.Z)                                      uncompress "$i" ;;
                *.7[zZ])                                  7z x "$i" ;;
                *)                                        echo "don't know how to extract '$i' ..." ;;
            esac
        else
               echo "$i is not a valid file"
        fi
    done
}

/usr/bin/mint-fortune

if [ "$PS1" ] ; then
   mkdir -p -m 0700 /dev/cgroup/cpu/user/$$ > /dev/null 2>&1
   echo $$ > /dev/cgroup/cpu/user/$$/tasks
   echo "1" > /dev/cgroup/cpu/user/$$/notify_on_release
fi

# Instalacao das Funcoes ZZ (www.funcoeszz.net)
#export ZZOFF=""  # desligue funcoes indesejadas
export ZZPATH="${HOME}/bin/funcoeszz"  # script
source "$ZZPATH"
alias translate='zzdicbabelfish'
alias tt='zzdicbabelfish'