prompt

function vcs_status()
{
    local vcs_name=$1
    local vcs_info=$2
    local vcs_extra_info=$3

    local reset="\033[0m"
    local bg1_to_bg2="\033[40;37m"
    local bg1="\033[47;30m"
    local bg2="\033[40;37m"
    local to=◤

    echo -n "\n${bg1} ⎇ $vcs_name $bg2 $vcs_info ${reset}\n"
}

function git_status()
{
    #local modified=`git status | grep modified | awk '{print $3}'`
    local git_branch=$(git branch --no-color 2> /dev/null || echo "")

    if [ -n "$git_branch" ]; then
        vcs_status "GIT" "$git_branch"
    fi
}

function svn_status()
{
    local svn_info=$(svn info 2> /dev/null || echo "")

    if [ -n "$svn_info" ]; then
        local svn_url=`echo "$svn_info" | grep URL | sed 's/URL: //'`
        local svn_revision=r`echo "$svn_info" | grep Revision: | sed 's/Revision: //'`

        vcs_status "SVN" "$svn_url $svn_revision"
    fi
}

function prompt_host()
{
    if [ -n "$SSH_CLIENT" ]; then
        echo "\h"
    fi
}

function prompt_tasks()
{
    if [ `jobs -p | wc -l` -gt 0 ]; then
        jobs | while read job ; do
            echo -n "`echo $job | awk '{print $3}'` "
        done
    fi
}

function prompt_block()
{
    local text=$1
    local bg1_color=$2
    local bg2_color=$3

    if [ -n "$text" ]; then
        local reset="\033[0m"
        local bg1="\033[$bg1_color;1m"
        local bg1_to_bg2="\033[$bg2_color;$(($bg1_color-10))m"

        echo -n -e "$bg1 $text ${reset}${bg1_to_bg2}◤${reset}"
    fi
}

function prompt_command()
{
    PS1="\n"
    PS1+=$(git_status)
    PS1+=$(svn_status)
    PS1+=$(prompt_block "`prompt_tasks`" 45 42)
    if [ -n "$SSH_CLIENT" ]; then
        PS1+=$(prompt_block '\u' 42 43)
        PS1+=$(prompt_block '\h' 43 44)
    else
        PS1+=$(prompt_block '\u' 42 44)
    fi
    PS1+=$(prompt_block '\w' 44 0)
    PS1+="\n\$ "
}

PROMPT_COMMAND=prompt_command