import mercurial.config

globalconfig = None

def _getConf():

    global globalconfig

    if globalconfig is None:

        globalconfig = mercurial.config.config()

        globalconfig.read(os.path.expanduser("~/.mercurial-server"))

    return globalconfig

def configExists():

    try:

        _getConf()

        return True

    except:

        return False

def _getPath(name):

    return os.path.expanduser(_getConf()["paths"][name])

def _getPaths(name): 

    return [os.path.expanduser(p)

        for p in _getConf()["paths"][name].split(":")]

def getExePath(): return _getPath("exe")

def getReposPath(): return _getPath("repos")

def getKeysPaths(): return _getPaths("keys")

def getAccessPaths(): return _getPaths("access")

# This goes into an env var, so pass it on verbatim.

def getHgrcPaths(): return _getConf()["paths"]["hgrc"]

# Work out where we are, don't use config.