from paste import httpexceptions
from paste.registry import RegistryManager
from paste.deploy.converters import asbool
from turbogears.cputils import Tree, start_cp_engine
from turbogears.middleware import ErrorHandler, make_config_filter

from ${package}.controllers import Root


def make_app(global_conf, full_stack=True, **app_conf):
    """This function is a paste.app_factory entry_point which will take care
    of building your WSGI application object."""

    tree = Tree()
    tree.mount(Root(), '/')

    # You can mount other CP/WSGI applications here


    # Establish the ConfigMiddleware for this application
    app_conf['request.throw_errors'] = True
    app = make_config_filter(tree, global_conf, **app_conf)

    # YOUR MIDDLEWARE
    # Put your own middleware here, so that any problems are caught by the 
    # error handling middleware underneath
    
    if asbool(full_stack):
        app = httpexceptions.make_middleware(app, global_conf)
        app = ErrorHandler(app, global_conf)

    # Establish the Registry for this application
    app = RegistryManager(app)

    # Start the CP engine if it's not started already
    start_cp_engine()
    return app