zim/modules/prompt/themes/steeef.zsh-theme

# prompt style and colors based on Steve Losh's Prose theme:
# http://github.com/sjl/oh-my-zsh/blob/master/themes/prose.zsh-theme
#
# vcs_info modifications from Bart Trojanowski's zsh prompt:
# http://www.jukie.net/bart/blog/pimping-out-zsh-prompt
#
# git untracked files modification from Brian Carper:
# http://briancarper.net/blog/570/git-info-in-your-zsh-prompt

export VIRTUAL_ENV_DISABLE_PROMPT=1

function virtualenv_info {
    [ $VIRTUAL_ENV ] && print '('${fg[blue]}`basename $VIRTUAL_ENV`%{${reset_color}%}') '
}

function steeef_preexec {
    case "$(history $HISTCMD)" in
        *git*)
            PR_GIT_UPDATE=1
            ;;
        *svn*)
            PR_GIT_UPDATE=1
            ;;
    esac
}

function steeef_chpwd {
    PR_GIT_UPDATE=1
}

function prompt_steeef_precmd {
    if [[ -n "$PR_GIT_UPDATE" ]] ; then
        # check for untracked files or updated submodules, since vcs_info doesn't
        if git ls-files --other --exclude-standard 2> /dev/null | grep -q "."; then
            PR_GIT_UPDATE=1
            FMT_BRANCH="(%{$turquoise%}%b%u%c%{$hotpink%}●${PR_RST})"
        else
            FMT_BRANCH="(%{$turquoise%}%b%u%c${PR_RST})"
        fi
        zstyle ':vcs_info:*:prompt:*' formats "${FMT_BRANCH} "

        vcs_info 'prompt'
        PR_GIT_UPDATE=
    fi

    PROMPT='
%{$purple%}%n${${reset_color}%} at %{$orange%}%m${${reset_color}%} in %{$limegreen%}%~${${reset_color}%} $vcs_info_msg_0_$(virtualenv_info)%{${reset_color}%}
$ '
}

function prompt_steeef_setup {
    #use extended color pallete if available
    if [[ ${TERM} == *256* || ${TERM} == *rxvt* ]]; then
        turquoise="%F{81}"
        orange="%F{166}"
        purple="%F{135}"
        hotpink="%F{161}"
        limegreen="%F{118}"
    else
        turquoise="%F{cyan}"
        orange="%F{yellow}"
        purple="%F{magenta}"
        hotpink="%F{red}"
        limegreen="%F{green}"
    fi

    # enable VCS systems you use
    zstyle ':vcs_info:*' enable git svn

    # check-for-changes can be really slow.
    # you should disable it, if you work with large repositories
    zstyle ':vcs_info:*:prompt:*' check-for-changes true

    # set formats
    # %b - branchname
    # %u - unstagedstr (see below)
    # %c - stagedstr (see below)
    # %a - action (e.g. rebase-i)
    # %R - repository path
    # %S - path in the repository
    PR_RST="%f"
    FMT_BRANCH="(%{$turquoise%}%b%u%c${PR_RST})"
    FMT_ACTION="(%{$limegreen%}%a${PR_RST})"
    FMT_UNSTAGED="%{$orange%}●"
    FMT_STAGED="%{$limegreen%}●"

    zstyle ':vcs_info:*:prompt:*' unstagedstr   "${FMT_UNSTAGED}"
    zstyle ':vcs_info:*:prompt:*' stagedstr     "${FMT_STAGED}"
    zstyle ':vcs_info:*:prompt:*' actionformats "${FMT_BRANCH}${FMT_ACTION}"
    zstyle ':vcs_info:*:prompt:*' formats       "${FMT_BRANCH}"
    zstyle ':vcs_info:*:prompt:*' nvcsformats   ""

    PR_GIT_UPDATE=1

    autoload -Uz add-zsh-hook
    autoload -Uz vcs_info
    autoload -Uz colors && colors

    add-zsh-hook preexec steeef_preexec
    add-zsh-hook chpwd steeef_chpwd
    add-zsh-hook precmd prompt_steeef_precmd
    prompt_opts=(cr subst percent)
}

prompt_steeef_setup "$@"