3f4b5e4a4e
Setting up the database now involves checking the migrations status and setting up the globals. Moved all of that into init/__init__.py:setup_database().
153 lines
5.5 KiB
Python
153 lines
5.5 KiB
Python
# GNU MediaGoblin -- federated, autonomous media hosting
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# Copyright (C) 2011 Free Software Foundation, Inc
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#
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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 Affero 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 Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import urllib
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import routes
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from webob import Request, exc
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from mediagoblin import routing, util, storage
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from mediagoblin.mg_globals import setup_globals
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from mediagoblin.init.celery import setup_celery_from_config
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from mediagoblin.init import get_jinja_loader, get_staticdirector, \
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setup_global_and_app_config, setup_workbench, setup_database
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class MediaGoblinApp(object):
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"""
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WSGI application of MediaGoblin
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... this is the heart of the program!
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"""
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def __init__(self, config_path, setup_celery=True):
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"""
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Initialize the application based on a configuration file.
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Arguments:
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- config_path: path to the configuration file we're opening.
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- setup_celery: whether or not to setup celery during init.
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(Note: setting 'celery_setup_elsewhere' also disables
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setting up celery.)
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"""
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##############
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# Setup config
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##############
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# Open and setup the config
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global_config, app_config = setup_global_and_app_config(config_path)
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##########################################
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# Setup other connections / useful objects
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##########################################
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# Set up the database
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self.connection, self.db = setup_database()
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# Get the template environment
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self.template_loader = get_jinja_loader(
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app_config.get('user_template_path'))
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# Set up storage systems
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self.public_store = storage.storage_system_from_config(
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app_config, 'publicstore')
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self.queue_store = storage.storage_system_from_config(
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app_config, 'queuestore')
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# set up routing
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self.routing = routing.get_mapper()
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# set up staticdirector tool
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self.staticdirector = get_staticdirector(app_config)
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# Setup celery, if appropriate
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if setup_celery and not app_config.get('celery_setup_elsewhere'):
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if os.environ.get('CELERY_ALWAYS_EAGER'):
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setup_celery_from_config(
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app_config, global_config,
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force_celery_always_eager=True)
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else:
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setup_celery_from_config(app_config, global_config)
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#######################################################
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# Insert appropriate things into mediagoblin.mg_globals
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#
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# certain properties need to be accessed globally eg from
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# validators, etc, which might not access to the request
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# object.
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#######################################################
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setup_globals(
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app=self,
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public_store=self.public_store,
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queue_store=self.queue_store)
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# Workbench *currently* only used by celery, so this only
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# matters in always eager mode :)
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setup_workbench()
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def __call__(self, environ, start_response):
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request = Request(environ)
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path_info = request.path_info
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## Routing / controller loading stuff
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route_match = self.routing.match(path_info)
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# No matching page?
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if route_match is None:
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# Try to do see if we have a match with a trailing slash
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# added and if so, redirect
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if not path_info.endswith('/') \
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and request.method == 'GET' \
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and self.routing.match(path_info + '/'):
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new_path_info = path_info + '/'
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if request.GET:
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new_path_info = '%s?%s' % (
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new_path_info, urllib.urlencode(request.GET))
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redirect = exc.HTTPFound(location=new_path_info)
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return request.get_response(redirect)(environ, start_response)
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# Okay, no matches. 404 time!
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return exc.HTTPNotFound()(environ, start_response)
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controller = util.import_component(route_match['controller'])
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request.start_response = start_response
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## Attach utilities to the request object
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request.matchdict = route_match
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request.urlgen = routes.URLGenerator(self.routing, environ)
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# Do we really want to load this via middleware? Maybe?
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request.session = request.environ['beaker.session']
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# Attach self as request.app
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# Also attach a few utilities from request.app for convenience?
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request.app = self
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request.locale = util.get_locale_from_request(request)
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request.template_env = util.get_jinja_env(
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self.template_loader, request.locale)
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request.db = self.db
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request.staticdirect = self.staticdirector
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util.setup_user_in_request(request)
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return controller(request)(environ, start_response)
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def paste_app_factory(global_config, **app_config):
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mgoblin_app = MediaGoblinApp(app_config['config'])
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return mgoblin_app
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