*GNU* MediaGoblin on <title>

[mediagoblin.git] / mediagoblin / decorators.py

diff --git a/mediagoblin/decorators.py b/mediagoblin/decorators.py
index 156a745fd469316bf27801794d50ff9b6cbb4657..ff3f0b5e67dfe6ec60a6f7308fdd2e3b207ee332 100644 (file)
--- a/mediagoblin/decorators.py
+++ b/mediagoblin/decorators.py
@@ -15,8 +15,11 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
+from bson.errors import InvalidId
 from webob import exc
 
+from mediagoblin.db.util import ObjectId
+
 
 def _make_safe(decorator, original):
     """
@@ -58,6 +61,41 @@ def uses_pagination(controller):
         except ValueError:
             return exc.HTTPNotFound()
 
-        return controller(request, page=page, *args, **kwargs)    
+        return controller(request, page=page, *args, **kwargs)
+
+    return _make_safe(wrapper, controller)
+
+
+def get_user_media_entry(controller):
+    """
+    Pass in a MediaEntry based off of a url component
+    """
+    def wrapper(request, *args, **kwargs):
+        user = request.db.User.find_one(
+            {'username': request.matchdict['user']})
+
+        if not user:
+            return exc.HTTPNotFound()
+
+        media = request.db.MediaEntry.find_one(
+            {'slug': request.matchdict['media'],
+             'state': 'processed',
+             'uploader': user['_id']})
+
+        # no media via slug?  Grab it via ObjectId
+        if not media:
+            try:
+                media = request.db.MediaEntry.find_one(
+                    {'_id': ObjectId(request.matchdict['media']),
+                     'state': 'processed',
+                     'uploader': user['_id']})
+            except InvalidId:
+                return exc.HTTPNotFound()
+
+            # Still no media?  Okay, 404.
+            if not media:
+                return exc.HTTPNotFound()
+
+        return controller(request, media=media, *args, **kwargs)
 
     return _make_safe(wrapper, controller)