1 # GNU MediaGoblin -- federated, autonomous media hosting
2 # Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
4 # This program is free software: you can redistribute it and/or modify
5 # it under the terms of the GNU Affero General Public License as published by
6 # the Free Software Foundation, either version 3 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU Affero General Public License for more details.
14 # You should have received a copy of the GNU Affero General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 from mediagoblin
.tools
.response
import redirect
, render_404
21 from mediagoblin
.db
.util
import ObjectId
, InvalidId
24 def _make_safe(decorator
, original
):
26 Copy the function data from the old function to the decorator.
28 decorator
.__name
__ = original
.__name
__
29 decorator
.__dict
__ = original
.__dict
__
30 decorator
.__doc
__ = original
.__doc
__
34 def require_active_login(controller
):
36 Require an active login from the user.
38 def new_controller_func(request
, *args
, **kwargs
):
40 request
.user
.get('status') == u
'needs_email_verification':
42 request
, 'mediagoblin.user_pages.user_home',
43 user
=request
.user
.username
)
44 elif not request
.user
or request
.user
.get('status') != u
'active':
46 location
="%s?next=%s" % (
47 request
.urlgen("mediagoblin.auth.login"),
50 return controller(request
, *args
, **kwargs
)
52 return _make_safe(new_controller_func
, controller
)
55 def user_may_delete_media(controller
):
57 Require user ownership of the MediaEntry to delete.
59 def wrapper(request
, *args
, **kwargs
):
60 uploader_id
= request
.db
.MediaEntry
.find_one(
61 {'_id': ObjectId(request
.matchdict
['media'])}).uploader
62 if not (request
.user
.is_admin
or
63 request
.user
._id
== uploader_id
):
64 return exc
.HTTPForbidden()
66 return controller(request
, *args
, **kwargs
)
68 return _make_safe(wrapper
, controller
)
71 def uses_pagination(controller
):
73 Check request GET 'page' key for wrong values
75 def wrapper(request
, *args
, **kwargs
):
77 page
= int(request
.GET
.get('page', 1))
79 return render_404(request
)
81 return render_404(request
)
83 return controller(request
, page
=page
, *args
, **kwargs
)
85 return _make_safe(wrapper
, controller
)
88 def get_user_media_entry(controller
):
90 Pass in a MediaEntry based off of a url component
92 def wrapper(request
, *args
, **kwargs
):
93 user
= request
.db
.User
.find_one(
94 {'username': request
.matchdict
['user']})
97 return render_404(request
)
98 media
= request
.db
.MediaEntry
.find_one(
99 {'slug': request
.matchdict
['media'],
100 'state': 'processed',
101 'uploader': user
._id
})
103 # no media via slug? Grab it via ObjectId
106 media
= request
.db
.MediaEntry
.find_one(
107 {'_id': ObjectId(request
.matchdict
['media']),
108 'state': 'processed',
109 'uploader': user
._id
})
111 return render_404(request
)
113 # Still no media? Okay, 404.
115 return render_404(request
)
117 return controller(request
, media
=media
, *args
, **kwargs
)
119 return _make_safe(wrapper
, controller
)
122 def get_media_entry_by_id(controller
):
124 Pass in a MediaEntry based off of a url component
126 def wrapper(request
, *args
, **kwargs
):
128 media
= request
.db
.MediaEntry
.find_one(
129 {'_id': ObjectId(request
.matchdict
['media']),
130 'state': 'processed'})
132 return render_404(request
)
134 # Still no media? Okay, 404.
136 return render_404(request
)
138 return controller(request
, media
=media
, *args
, **kwargs
)
140 return _make_safe(wrapper
, controller
)