def __call__(self, environ, start_response):
self.log.debug("MidgardMiddleware::__call__")
init_midgard_connection(self.mgd_config_path, self.logger_name)
#Remove trailing slash
if len(environ.get('PATH_INFO', '')) > 1:
environ['PATH_INFO'] = environ.get('PATH_INFO', '').rstrip('/')
#TODO: Do language pre-checking here
#TODO: Implement injectors
#http://bergie.iki.fi/blog/midcom_3_and_context_injectors/
registry = environ['paste.registry']
registry.register(helper_stack, dict())
self._prepareHelperStack()
timezone = self.config.get("Datetime", "timezone", "UTC")
self.log.debug("Setting timezone to %s" % timezone)
datetime.set_default_timezone(timezone)
environ['midgard.datetime.currentTZ'] = self.getTimezone(timezone)
environ['midgard.datetime.getTZ'] = self.getTimezone
environ['midgard.datetime.defaultTZ'] = self.getDefaultTZ
environ = midgardmvc.lib.componentloader.connect_components_to_environ(environ)
try:
return self.app(environ, start_response)
finally:
self._cleanup(environ)
def setup_app(command, conf, vars):
"""Place any commands to setup midgardmvc here"""
load_environment(conf.global_conf, conf.local_conf)
log.debug("Trying to connect to Midgard")
connected = init_midgard_connection(conf["midgard.config_path"], conf["midgard.logger"])
if not connected:
return
log.debug("Midgard connection successful")
log.debug("Initalizing Midgard storage")
initialized = init_midgard_storage(conf["midgard.config_path"], conf["midgard.logger"])
if not initialized:
return
log.debug("Midgard storage initialization done")
def make_app(global_conf, full_stack=True, static_files=True, **app_conf):
"""Create a Pylons WSGI application and return it
``global_conf``
The inherited configuration for this application. Normally from
the [DEFAULT] section of the Paste ini file.
``full_stack``
Whether this application provides a full WSGI stack (by default,
meaning it handles its own exceptions and errors). Disable
full_stack when this application is "managed" by another WSGI
middleware.
``static_files``
Whether this application serves its own static files; disable
when another web server is responsible for serving them.
``app_conf``
The application's local configuration. Normally specified in
the [app:<name>] section of the Paste ini file (where <name>
defaults to main).
"""
# Configure the Pylons environment
load_environment(global_conf, app_conf)
init_midgard_connection(config["midgard.config_path"], config["midgard.logger"])
# The Pylons WSGI app
app = PylonsApp()
# Routing/Session/Cache Middleware
app = RoutesMiddleware(app, config['routes.map'])
app = CacheMiddleware(app, config)
# CUSTOM MIDDLEWARE HERE (filtered by error handling middlewares)
if asbool(full_stack):
# Handle Python exceptions
#app = ErrorHandler(app, global_conf, **config['pylons.errorware'])
# Display error documents for 401, 403, 404 status codes (and
# 500 when debug is disabled)
if asbool(config['debug']):
app = StatusCodeRedirect(app)
else:
app = StatusCodeRedirect(app, [400, 401, 403, 404, 500])
# Establish the Registry for this application
app = RegistryManager(app, streaming=True) #, streaming=True
if asbool(static_files):
# Serve static files
static_apps = []
if type(config['pylons.paths']['static_files']) == list:
for static_path in config['pylons.paths']['static_files']:
static_apps.append(StaticURLParser(static_path))
else:
static_apps.append(StaticURLParser(config['pylons.paths']['static_files']))
static_apps.append(app)
app = Cascade(static_apps)
app = init_midgard_authentication(app, global_conf, app_conf)
app = make_midgard_middleware(app, config["midgard.config_path"], config["midgard.logger"])
app = LazyStartResponseMiddleware(app, global_conf)
app = SessionMiddleware(app, config)
app = SynchronousInputMiddleware(app, global_conf)
return app