-import sys
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2011 Free Software Foundation, Inc
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+import os
import urllib
-from webob import Request, exc
import routes
-import pymongo
-
-from mediagoblin import routing, util
-
-
-class Error(Exception): pass
-class ImproperlyConfigured(Error): pass
-
+from webob import Request, exc
-def load_controller(string):
- module_name, func_name = string.split(':', 1)
- __import__(module_name)
- module = sys.modules[module_name]
- func = getattr(module, func_name)
- return func
+from mediagoblin import routing, util, storage
+from mediagoblin.db.open import setup_connection_and_db_from_config
+from mediagoblin.db.util import MigrationManager
+from mediagoblin.mg_globals import setup_globals
+from mediagoblin.init.celery import setup_celery_from_config
+from mediagoblin.init import get_jinja_loader, get_staticdirector, \
+ setup_global_and_app_config, setup_workbench
-class MediagoblinApp(object):
+class MediaGoblinApp(object):
"""
- Really basic wsgi app using routes and WebOb.
+ WSGI application of MediaGoblin
+
+ ... this is the heart of the program!
"""
- def __init__(self, database, user_template_path=None):
- self.template_env = util.get_jinja_env(user_template_path)
- self.db = database
+ def __init__(self, config_path, setup_celery=True):
+ """
+ Initialize the application based on a configuration file.
+
+ Arguments:
+ - config_path: path to the configuration file we're opening.
+ - setup_celery: whether or not to setup celery during init.
+ (Note: setting 'celery_setup_elsewhere' also disables
+ setting up celery.)
+ """
+ ##############
+ # Setup config
+ ##############
+
+ # Open and setup the config
+ global_config, app_config = setup_global_and_app_config(config_path)
+
+ ##########################################
+ # Setup other connections / useful objects
+ ##########################################
+
+ # Set up the database
+ self.connection, self.db = setup_connection_and_db_from_config(
+ app_config)
+
+ # Init the migration number if necessary
+ migration_manager = MigrationManager(self.db)
+ migration_manager.install_migration_version_if_missing()
+
+ # Tiny hack to warn user if our migration is out of date
+ if not migration_manager.database_at_latest_migration():
+ print (
+ "*WARNING:* Your migrations are out of date, "
+ "maybe run ./bin/gmg migrate?")
+
+ # Get the template environment
+ self.template_loader = get_jinja_loader(
+ app_config.get('user_template_path'))
+
+ # Set up storage systems
+ self.public_store = storage.storage_system_from_config(
+ app_config, 'publicstore')
+ self.queue_store = storage.storage_system_from_config(
+ app_config, 'queuestore')
+
+ # set up routing
+ self.routing = routing.get_mapper()
+
+ # set up staticdirector tool
+ self.staticdirector = get_staticdirector(app_config)
+
+ # Setup celery, if appropriate
+ if setup_celery and not app_config.get('celery_setup_elsewhere'):
+ if os.environ.get('CELERY_ALWAYS_EAGER'):
+ setup_celery_from_config(
+ app_config, global_config,
+ force_celery_always_eager=True)
+ else:
+ setup_celery_from_config(app_config, global_config)
+
+ #######################################################
+ # Insert appropriate things into mediagoblin.mg_globals
+ #
+ # certain properties need to be accessed globally eg from
+ # validators, etc, which might not access to the request
+ # object.
+ #######################################################
+
+ setup_globals(
+ app=self,
+ db_connection=self.connection,
+ database=self.db,
+ public_store=self.public_store,
+ queue_store=self.queue_store)
+
+ # Workbench *currently* only used by celery, so this only
+ # matters in always eager mode :)
+ setup_workbench()
def __call__(self, environ, start_response):
request = Request(environ)
path_info = request.path_info
- route_match = routing.mapping.match(path_info)
+
+ ## Routing / controller loading stuff
+ route_match = self.routing.match(path_info)
# No matching page?
if route_match is None:
# added and if so, redirect
if not path_info.endswith('/') \
and request.method == 'GET' \
- and routing.mapping.match(path_info + '/'):
+ and self.routing.match(path_info + '/'):
new_path_info = path_info + '/'
if request.GET:
new_path_info = '%s?%s' % (
new_path_info, urllib.urlencode(request.GET))
- redirect = exc.HTTPTemporaryRedirect(location=new_path_info)
+ redirect = exc.HTTPFound(location=new_path_info)
return request.get_response(redirect)(environ, start_response)
# Okay, no matches. 404 time!
return exc.HTTPNotFound()(environ, start_response)
- controller = load_controller(route_match['controller'])
+ controller = util.import_component(route_match['controller'])
request.start_response = start_response
+ ## Attach utilities to the request object
request.matchdict = route_match
+ request.urlgen = routes.URLGenerator(self.routing, environ)
+ # Do we really want to load this via middleware? Maybe?
+ request.session = request.environ['beaker.session']
+ # Attach self as request.app
+ # Also attach a few utilities from request.app for convenience?
request.app = self
- request.template_env = self.template_env
- request.urlgen = routes.URLGenerator(routing.mapping, environ)
+ request.locale = util.get_locale_from_request(request)
+
+ request.template_env = util.get_jinja_env(
+ self.template_loader, request.locale)
+ request.db = self.db
+ request.staticdirect = self.staticdirector
+
+ util.setup_user_in_request(request)
return controller(request)(environ, start_response)
-def paste_app_factory(global_config, **kw):
- connection = pymongo.Connection()
- db = kw.get('db_name', 'mediagoblin')
+def paste_app_factory(global_config, **app_config):
+ mgoblin_app = MediaGoblinApp(app_config['config'])
- return MediagoblinApp(
- db,
- user_template_path=kw.get('local_templates'))
+ return mgoblin_app