mediagoblin/submit/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 from os.path import splitext
  18 from cgi import FieldStorage
  19
  20 from webob import Response, exc
  21 from werkzeug.utils import secure_filename
  22
  23 from mediagoblin.decorators import require_active_login
  24 from mediagoblin.submit import forms as submit_forms
  25 from mediagoblin.process_media import process_media_initial
  26
  27
  28 @require_active_login
  29 def submit_start(request):
  30     """
  31     First view for submitting a file.
  32     """
  33     submit_form = submit_forms.SubmitStartForm(request.POST)
  34
  35     if request.method == 'POST' and submit_form.validate():
  36         if not (request.POST.has_key('file')
  37                 and isinstance(request.POST['file'], FieldStorage)
  38                 and request.POST['file'].file):
  39             submit_form.file.errors.append(
  40                 u'You must provide a file.')
  41         else:
  42             filename = request.POST['file'].filename
  43
  44             # create entry and save in database
  45             entry = request.db.MediaEntry()
  46             entry['title'] = request.POST['title'] or unicode(splitext(filename)[0])
  47             entry['description'] = request.POST.get('description')
  48             entry['media_type'] = u'image' # heh
  49             entry['uploader'] = request.user['_id']
  50
  51             # Save, just so we can get the entry id for the sake of using
  52             # it to generate the file path
  53             entry.save(validate=False)
  54
  55             # Generate a slug from the title
  56             entry.generate_slug()
  57
  58             # Now store generate the queueing related filename
  59             queue_filepath = request.app.queue_store.get_unique_filepath(
  60                 ['media_entries',
  61                  unicode(entry['_id']),
  62                  secure_filename(filename)])
  63
  64             # queue appropriately
  65             queue_file = request.app.queue_store.get_file(
  66                 queue_filepath, 'wb')
  67
  68             with queue_file:
  69                 queue_file.write(request.POST['file'].file.read())
  70
  71             # Add queued filename to the entry
  72             entry['queued_media_file'] = queue_filepath
  73             entry.save(validate=True)
  74
  75             # queue it for processing
  76             process_media_initial.delay(unicode(entry['_id']))
  77
  78             # redirect
  79             return exc.HTTPFound(
  80                 location=request.urlgen("mediagoblin.submit.success"))
  81
  82     # render
  83     template = request.template_env.get_template(
  84         'mediagoblin/submit/start.html')
  85     return Response(
  86         template.render(
  87             {'request': request,
  88              'submit_form': submit_form}))
  89
  90
  91 def submit_success(request):
  92     # render
  93     template = request.template_env.get_template(
  94         'mediagoblin/submit/success.html')
  95     return Response(
  96         template.render(
  97             {'request': request}))