Exec closure-library's depswriter.py for Kay management action.

management.py

# -*- coding: utf-8 -*-

import os
import sys

import kay
from kay.management import utils

def action_jsdepswrite(
        media_dir=('m', 'media'), 
        js_dir=('j', 'js'), 
        out_dir=('o', '.')):
    """
    Closure Libray dir ::
        APP_ROOT/MEDIA/js/closure

    Action Example ::
        ./manage.py -j js -m media -o app
    """
    DEPS_JS = 'deps.js'
    media_dir = os.path.abspath(media_dir)
    js_dir = os.path.join(media_dir, js_dir)
    if not out_dir:
        out_dir = os.path.join(
            js_dir, utils.get_appid())
    else:
        out_dir = os.path.abspath(
                os.path.join(js_dir, out_dir))
    if not os.path.exists(out_dir): os.mkdir(out_dir, 0755)
    out_path = os.path.join(out_dir, DEPS_JS)
    utils.print_status("[output]: %s" % out_path)
    execpy = os.path.join(
            js_dir, 
            "closure", "bin", 
            "build", "depswriter.py")
    os.spawnv(os.P_WAIT, execpy, (
            "--root=" + \
                os.path.join(js_dir, "closure" , "goog"),
            "--output_file=" + \
                out_path))
    utils.print_status("done.")