Darren's Bash RC

daz.sh

# Color codes
RED='\[\033[01;31m\]'
GREEN='\[\033[01;32m\]'
YELLOW='\[\033[01;33m\]'
BLUE='\[\033[01;34m\]'
PURPLE='\[\033[01;35m\]'
CYAN='\[\033[01;36m\]'
WHITE='\[\033[01;37m\]'
NIL='\[\033[00m\]'

# Hostname styles
FULL='\H'
SHORT='\h'

# System => color/hostname map:
# HC: hostname color
# LC: location/cwd color
# HD: hostname display (\h vs \H)
# UC: username colour

# Defaults:
HC=$YELLOW
LC=$BLUE
HD=mac
UC=$GREEN
# Manually cut hostname; hostname -s bails out on some systems.
case $( hostname | cut -d '.' -f 1 ) in
#    yonah | yonah-nix | diamondville ) HC=$YELLOW LC=$GREEN HD=$SHORT ;;
    *-production ) HC=$RED HD=$SHORT ;;
    mail | code | www* | monitor | xen | penryn ) HC=$RED ;;
esac

# Highlight when we're a special user
case ${USERNAME} in
    root | www-data ) UC=$RED ;;
esac

# Prompt function because PROMPT_COMMAND is awesome
function set_prompt() {
    # If logged in as another user, not gonna have all this firing anyway.
    # So let's just show the host only and be done with it.
    host="${HC}${HD}${NIL}"

    # Virtualenv
    _venv=`basename "$VIRTUAL_ENV"`
    venv="" # need this to clear it when we leave a venv
    if [[ -n $_venv ]]; then
        venv=" ${NIL}{${PURPLE}${_venv}${NIL}}"
    fi
    # Dollar/hash
    end="${LC}\$ ${NIL}"

    # Working dir
    wd="${LC}\w"

    # bzr version
    if [[ -f .bzr/branch/last-revision ]];
    then
        BZRVER=`cat .bzr/branch/last-revision| awk '{print $1}'`
        BZR=" ${RED}{bzr rev: ${BZRVER}}${NIL}"
    else
        BZR=""
    fi

    # svn version
    if [[ -f .svn/entries ]];
    then
        SVNVER=`svn info | grep Revision | awk '{print $NF}'`
        SVN=" ${RED}{svn rev: ${SVNVER}}${NIL}"
    else
        SVN=""
    fi

    # Feels kind of like cheating...but works so well!
    export PS1="${host}:${wd}${venv}${BZR}${SVN} ${UC}\u${end}"
}
export PROMPT_COMMAND=set_prompt

# Dont store commands starting with a space in the history
export HISTIGNORE="[ ]*"
alias ls="ls -F"