# GNU MediaGoblin -- federated, autonomous media hosting
-# Copyright (C) 2011 MediaGoblin contributors. See AUTHORS.
+# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# 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
# 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/>.
+from functools import wraps
+
+from urlparse import urljoin
+from urllib import urlencode
from webob import exc
-from mediagoblin.tools.response import redirect, render_404
from mediagoblin.db.util import ObjectId, InvalidId
-
-
-def _make_safe(decorator, original):
- """
- Copy the function data from the old function to the decorator.
- """
- decorator.__name__ = original.__name__
- decorator.__dict__ = original.__dict__
- decorator.__doc__ = original.__doc__
- return decorator
+from mediagoblin.tools.response import redirect, render_404
def require_active_login(controller):
"""
Require an active login from the user.
"""
+ @wraps(controller)
def new_controller_func(request, *args, **kwargs):
if request.user and \
request.user.get('status') == u'needs_email_verification':
request, 'mediagoblin.user_pages.user_home',
user=request.user.username)
elif not request.user or request.user.get('status') != u'active':
+ next_url = urljoin(
+ request.urlgen('mediagoblin.auth.login',
+ qualified=True),
+ request.url)
+
return exc.HTTPFound(
- location="%s?next=%s" % (
- request.urlgen("mediagoblin.auth.login"),
- request.full_path))
+ location='?'.join([
+ request.urlgen('mediagoblin.auth.login'),
+ urlencode({
+ 'next': next_url})]))
return controller(request, *args, **kwargs)
- return _make_safe(new_controller_func, controller)
+ return new_controller_func
def user_may_delete_media(controller):
"""
Require user ownership of the MediaEntry to delete.
"""
+ @wraps(controller)
def wrapper(request, *args, **kwargs):
- uploader = request.db.MediaEntry.find_one(
- {'_id': ObjectId(request.matchdict['media'])}).get_uploader()
+ uploader_id = request.db.MediaEntry.find_one(
+ {'_id': ObjectId(request.matchdict['media'])}).uploader
if not (request.user.is_admin or
- request.user._id == uploader._id):
+ request.user._id == uploader_id):
return exc.HTTPForbidden()
return controller(request, *args, **kwargs)
- return _make_safe(wrapper, controller)
+ return wrapper
+
+
+def user_may_alter_collection(controller):
+ """
+ Require user ownership of the Collection to modify.
+ """
+ @wraps(controller)
+ def wrapper(request, *args, **kwargs):
+ creator_id = request.db.User.find_one(
+ {'username': request.matchdict['user']}).id
+ if not (request.user.is_admin or
+ request.user._id == creator_id):
+ return exc.HTTPForbidden()
+
+ return controller(request, *args, **kwargs)
+
+ return wrapper
def uses_pagination(controller):
"""
Check request GET 'page' key for wrong values
"""
+ @wraps(controller)
def wrapper(request, *args, **kwargs):
try:
page = int(request.GET.get('page', 1))
return controller(request, page=page, *args, **kwargs)
- return _make_safe(wrapper, controller)
+ return wrapper
def get_user_media_entry(controller):
"""
Pass in a MediaEntry based off of a url component
"""
+ @wraps(controller)
def wrapper(request, *args, **kwargs):
user = request.db.User.find_one(
{'username': request.matchdict['user']})
return render_404(request)
media = request.db.MediaEntry.find_one(
{'slug': request.matchdict['media'],
- 'state': 'processed',
+ 'state': u'processed',
'uploader': user._id})
# no media via slug? Grab it via ObjectId
try:
media = request.db.MediaEntry.find_one(
{'_id': ObjectId(request.matchdict['media']),
- 'state': 'processed',
+ 'state': u'processed',
'uploader': user._id})
except InvalidId:
return render_404(request)
return controller(request, media=media, *args, **kwargs)
- return _make_safe(wrapper, controller)
+ return wrapper
+
+
+def get_user_collection(controller):
+ """
+ Pass in a Collection based off of a url component
+ """
+ @wraps(controller)
+ def wrapper(request, *args, **kwargs):
+ user = request.db.User.find_one(
+ {'username': request.matchdict['user']})
+
+ if not user:
+ return render_404(request)
+
+ collection = request.db.Collection.find_one(
+ {'slug': request.matchdict['collection'],
+ 'creator': user._id})
+
+ # Still no collection? Okay, 404.
+ if not collection:
+ return render_404(request)
+
+ return controller(request, collection=collection, *args, **kwargs)
+
+ return wrapper
+
+
+def get_user_collection_item(controller):
+ """
+ Pass in a CollectionItem based off of a url component
+ """
+ @wraps(controller)
+ def wrapper(request, *args, **kwargs):
+ user = request.db.User.find_one(
+ {'username': request.matchdict['user']})
+
+ if not user:
+ return render_404(request)
+
+ collection = request.db.Collection.find_one(
+ {'slug': request.matchdict['collection'],
+ 'creator': user._id})
+
+ collection_item = request.db.CollectionItem.find_one(
+ {'_id': request.matchdict['collection_item'] })
+
+ # Still no collection item? Okay, 404.
+ if not collection_item:
+ return render_404(request)
+
+ return controller(request, collection_item=collection_item, *args, **kwargs)
+
+ return wrapper
def get_media_entry_by_id(controller):
"""
Pass in a MediaEntry based off of a url component
"""
+ @wraps(controller)
def wrapper(request, *args, **kwargs):
try:
media = request.db.MediaEntry.find_one(
{'_id': ObjectId(request.matchdict['media']),
- 'state': 'processed'})
+ 'state': u'processed'})
except InvalidId:
return render_404(request)
return controller(request, media=media, *args, **kwargs)
- return _make_safe(wrapper, controller)
+ return wrapper
projects / mediagoblin.git / blobdiff