view makeitso/factory.py @ 39:a2cdce0108e1

get directory substitution sorta working; start stubbing mixed case
author Jeff Hammel <jhammel@mozilla.com>
date Sat, 01 Jan 2011 23:00:59 -0800
parents bf1ce840d0f0
children
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import os

from dispatcher import Dispatcher
from paste.httpexceptions import HTTPExceptionHandler
from paste.urlparser import StaticURLParser
from pkg_resources import resource_filename

class PassthroughFileserver(object):
    """serve files if they exist"""

    def __init__(self, app, directory):
        self.app = app
        self.directory = directory
        self.fileserver = StaticURLParser(self.directory)

    def __call__(self, environ, start_response):
        path = environ['PATH_INFO'].strip('/')
        if path and os.path.exists(os.path.join(self.directory, path)):
            return self.fileserver(environ, start_response)
        return self.app(environ, start_response)

def factory(global_conf, **app_conf):
    """create a webob view and wrap it in middleware"""

    keystr = 'MakeItSo/.'
    args = dict([(key.split(keystr, 1)[-1], value)
                 for key, value in app_conf.items()
                 if key.startswith(keystr) ])
    app = Dispatcher(**args)
    return HTTPExceptionHandler(PassthroughFileserver(app, resource_filename(__name__, 'static')))