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# -*- coding: utf-8 -*-
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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Pylons middleware initialization
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"""
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from routes.middleware import RoutesMiddleware
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from paste.cascade import Cascade
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from paste.registry import RegistryManager
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from paste.urlparser import StaticURLParser
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from paste.deploy.converters import asbool
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from paste.gzipper import make_gzip_middleware
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from pylons.middleware import ErrorHandler, StatusCodeRedirect
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from pylons.wsgiapp import PylonsApp
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from kallithea.lib.middleware.simplehg import SimpleHg
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from kallithea.lib.middleware.simplegit import SimpleGit
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from kallithea.lib.middleware.https_fixup import HttpsFixup
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from kallithea.lib.middleware.sessionmiddleware import SecureSessionMiddleware
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from kallithea.config.environment import load_environment
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from kallithea.lib.middleware.wrapper import RequestWrapper
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def make_app(global_conf, full_stack=True, static_files=True, **app_conf):
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"""Create a Pylons WSGI application and return it
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``global_conf``
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The inherited configuration for this application. Normally from
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the [DEFAULT] section of the Paste ini file.
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``full_stack``
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Whether or not this application provides a full WSGI stack (by
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default, meaning it handles its own exceptions and errors).
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Disable full_stack when this application is "managed" by
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another WSGI middleware.
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``app_conf``
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The application's local configuration. Normally specified in
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the [app:<name>] section of the Paste ini file (where <name>
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defaults to main).
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"""
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# Configure the Pylons environment
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config = load_environment(global_conf, app_conf)
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# The Pylons WSGI app
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app = PylonsApp(config=config)
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# Routing/Session/Cache Middleware
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app = RoutesMiddleware(app, config['routes.map'])
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app = SecureSessionMiddleware(app, config)
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# CUSTOM MIDDLEWARE HERE (filtered by error handling middlewares)
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if asbool(config['pdebug']):
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from kallithea.lib.profiler import ProfilingMiddleware
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app = ProfilingMiddleware(app)
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if asbool(full_stack):
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from kallithea.lib.middleware.sentry import Sentry
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from kallithea.lib.middleware.errormator import Errormator
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if Errormator and asbool(config['app_conf'].get('errormator')):
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app = Errormator(app, config)
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elif Sentry:
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app = Sentry(app, config)
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# Handle Python exceptions
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app = ErrorHandler(app, global_conf, **config['pylons.errorware'])
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# Display error documents for 401, 403, 404 status codes (and
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# 500 when debug is disabled)
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# Note: will buffer the output in memory!
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if asbool(config['debug']):
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app = StatusCodeRedirect(app)
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else:
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app = StatusCodeRedirect(app, [400, 401, 403, 404, 500])
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# we want our low level middleware to get to the request ASAP. We don't
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# need any pylons stack middleware in them - especially no StatusCodeRedirect buffering
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app = SimpleHg(app, config)
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app = SimpleGit(app, config)
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# Enable https redirects based on HTTP_X_URL_SCHEME set by proxy
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if any(asbool(config.get(x)) for x in ['https_fixup', 'force_https', 'use_htsts']):
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app = HttpsFixup(app, config)
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app = RequestWrapper(app, config) # logging
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# Establish the Registry for this application
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app = RegistryManager(app) # thread / request-local module globals / variables
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if asbool(static_files):
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# Serve static files
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static_app = StaticURLParser(config['pylons.paths']['static_files'])
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app = Cascade([static_app, app])
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app = make_gzip_middleware(app, global_conf, compress_level=1)
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app.config = config
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return app
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