mediagoblin/edit/views.py

   1 # GNU MediaGoblin -- federated, autonomous media hosting
   2 # Copyright (C) 2011 Free Software Foundation, Inc
   3 #
   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.
   8 #
   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.
  13 #
  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/>.
  16
  17
  18 from webob import Response, exc
  19
  20 from mediagoblin.edit import forms
  21 from mediagoblin.edit.lib import may_edit_media
  22 from mediagoblin.decorators import require_active_login, get_user_media_entry
  23
  24
  25 @get_user_media_entry
  26 @require_active_login
  27 def edit_media(request, media):
  28     if not may_edit_media(request, media):
  29         return exc.HTTPForbidden()
  30
  31     form = forms.EditForm(request.POST,
  32         title = media['title'],
  33         slug = media['slug'],
  34         description = media['description'])
  35
  36     if request.method == 'POST' and form.validate():
  37         # Make sure there isn't already a MediaEntry with such a slug
  38         # and userid.
  39         existing_user_slug_entries = request.db.MediaEntry.find(
  40             {'slug': request.POST['slug'],
  41              'uploader': media['uploader'],
  42              '_id': {'$ne': media['_id']}}).count()
  43
  44         if existing_user_slug_entries:
  45             form.slug.errors.append(
  46                 u'An entry with that slug already exists for this user.')
  47         else:
  48             media['title'] = request.POST['title']
  49             media['description'] = request.POST['description']
  50             media['slug'] = request.POST['slug']
  51
  52             # redirect
  53             return exc.HTTPFound(
  54                 location=request.urlgen("mediagoblin.user_pages.media_home",
  55                     user=media.uploader()['username'], media=media['_id']))
  56
  57     # render
  58     template = request.template_env.get_template(
  59         'mediagoblin/edit/edit.html')
  60     return Response(
  61         template.render(
  62             {'request': request,
  63              'media': media,
  64              'form': form}))