# Configurable extra static file paths extra_static_parsers = [] for public_path in config.get('extra_public_paths', '').split(','): if public_path.strip(): extra_static_parsers.append( StaticURLParser(public_path.strip(), cache_max_age=static_max_age)) app = Cascade(extra_static_parsers + static_parsers) # Page cache if asbool(config.get('ckan.page_cache_enabled')): app = common_middleware.PageCacheMiddleware(app, config) # Tracking if asbool(config.get('ckan.tracking_enabled', 'false')): app = common_middleware.TrackingMiddleware(app, config) app = common_middleware.RootPathMiddleware(app, config) # Add a reference to the actual Pylons app so it's easier to access app._wsgi_app = pylons_app return app class CKANPylonsApp(PylonsApp): app_name = 'pylons_app' def can_handle_request(self, environ): '''
def make_pylons_stack(conf, full_stack=True, static_files=True, **app_conf): """Create a Pylons WSGI application and return it ``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). """ # The Pylons WSGI app app = pylons_app = CKANPylonsApp() for plugin in PluginImplementations(IMiddleware): app = plugin.make_middleware(app, config) app = common_middleware.CloseWSGIInputMiddleware(app, config) app = common_middleware.RootPathMiddleware(app, config) # Routing/Session/Cache Middleware app = RoutesMiddleware(app, config['routes.map']) # we want to be able to retrieve the routes middleware to be able to update # the mapper. We store it in the pylons config to allow this. config['routes.middleware'] = app app = SessionMiddleware(app, config) app = CacheMiddleware(app, config) # CUSTOM MIDDLEWARE HERE (filtered by error handling middlewares) # app = QueueLogMiddleware(app) if asbool(config.get('ckan.use_pylons_response_cleanup_middleware', True)): app = execute_on_completion(app, config, cleanup_pylons_response_string) # Fanstatic fanstatic_enable_rollup = asbool( app_conf.get('fanstatic_enable_rollup', False)) if asbool(config.get('debug', False)): fanstatic_config = { 'versioning': True, 'recompute_hashes': True, 'minified': False, 'bottom': True, 'bundle': False, 'rollup': fanstatic_enable_rollup, } else: fanstatic_config = { 'versioning': True, 'recompute_hashes': False, 'minified': True, 'bottom': True, 'bundle': True, 'rollup': fanstatic_enable_rollup, } root_path = config.get('ckan.root_path', None) if root_path: root_path = re.sub('/{{LANG}}', '', root_path) fanstatic_config['base_url'] = root_path app = Fanstatic(app, **fanstatic_config) for plugin in PluginImplementations(IMiddleware): try: app = plugin.make_error_log_middleware(app, config) except AttributeError: log.critical('Middleware class {0} is missing the method' 'make_error_log_middleware.'.format( plugin.__class__.__name__)) if asbool(full_stack): # Handle Python exceptions app = ErrorHandler(app, conf, **config['pylons.errorware']) # Display error documents for 400, 403, 404 status codes (and # 500 when debug is disabled) if asbool(config['debug']): app = StatusCodeRedirect(app, [400, 403, 404]) else: app = StatusCodeRedirect(app, [400, 403, 404, 500]) # Initialize repoze.who who_parser = WhoConfig(conf['here']) who_parser.parse(open(app_conf['who.config_file'])) app = PluggableAuthenticationMiddleware( app, who_parser.identifiers, who_parser.authenticators, who_parser.challengers, who_parser.mdproviders, who_parser.request_classifier, who_parser.challenge_decider, logging.getLogger('repoze.who'), logging.WARN, # ignored who_parser.remote_user_key) # Establish the Registry for this application app = RegistryManager(app, streaming=False) if asbool(static_files): # Serve static files static_max_age = None if not asbool( config.get('ckan.cache_enabled')) \ else int(config.get('ckan.static_max_age', 3600)) static_app = StaticURLParser(config['pylons.paths']['static_files'], cache_max_age=static_max_age) static_parsers = [static_app, app] storage_directory = uploader.get_storage_path() if storage_directory: path = os.path.join(storage_directory, 'storage') try: os.makedirs(path) except OSError as e: # errno 17 is file already exists if e.errno != 17: raise storage_app = StaticURLParser(path, cache_max_age=static_max_age) static_parsers.insert(0, storage_app) # Configurable extra static file paths extra_static_parsers = [] for public_path in config.get('extra_public_paths', '').split(','): if public_path.strip(): extra_static_parsers.append( StaticURLParser(public_path.strip(), cache_max_age=static_max_age)) app = Cascade(extra_static_parsers + static_parsers) # Tracking if asbool(config.get('ckan.tracking_enabled', 'false')): app = common_middleware.TrackingMiddleware(app, config) # Add a reference to the actual Pylons app so it's easier to access app._wsgi_app = pylons_app return app