Moved common, translation, template, and url code out of util.py and into tools/...
[mediagoblin.git] / mediagoblin / submit / views.py
index 87e57ddab2321157871d4f11ce8ba456a959bc55..cd34e006ef60ee9d0e3060bce584ef013ea4894c 100644 (file)
@@ -1,5 +1,5 @@
 # GNU MediaGoblin -- federated, autonomous media hosting
-# Copyright (C) 2011 Free Software Foundation, Inc
+# Copyright (C) 2011 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/>.
 
+import mediagoblin.mg_globals as mg_globals
+import uuid
 from os.path import splitext
 from cgi import FieldStorage
-from string import split
 
 from werkzeug.utils import secure_filename
 
+from mediagoblin.db.util import ObjectId
 from mediagoblin.util import (
     render_to_response, redirect, cleaned_markdown_conversion, \
     convert_to_tag_list_of_dicts)
+from mediagoblin.tools.translate import pass_to_ugettext as _
 from mediagoblin.decorators import require_active_login
 from mediagoblin.submit import forms as submit_forms, security
-from mediagoblin.process_media import process_media_initial
+from mediagoblin.process_media import process_media, mark_entry_failed
 from mediagoblin.messages import add_message, SUCCESS
 
 
@@ -41,20 +44,21 @@ def submit_start(request):
                 and isinstance(request.POST['file'], FieldStorage)
                 and request.POST['file'].file):
             submit_form.file.errors.append(
-                u'You must provide a file.')
+                _(u'You must provide a file.'))
         elif not security.check_filetype(request.POST['file']):
             submit_form.file.errors.append(
-                u'The file doesn\'t seem to be an image!')
+                _(u"The file doesn't seem to be an image!"))
         else:
             filename = request.POST['file'].filename
 
             # create entry and save in database
             entry = request.db.MediaEntry()
+            entry['_id'] = ObjectId()
             entry['title'] = (
-                request.POST['title']
+                unicode(request.POST['title'])
                 or unicode(splitext(filename)[0]))
 
-            entry['description'] = request.POST.get('description')
+            entry['description'] = unicode(request.POST.get('description'))
             entry['description_html'] = cleaned_markdown_conversion(
                 entry['description'])
             
@@ -65,10 +69,6 @@ def submit_start(request):
             entry['tags'] = convert_to_tag_list_of_dicts(
                                 request.POST.get('tags'))
 
-            # Save, just so we can get the entry id for the sake of using
-            # it to generate the file path
-            entry.save(validate=False)
-
             # Generate a slug from the title
             entry.generate_slug()
 
@@ -87,12 +87,39 @@ def submit_start(request):
 
             # Add queued filename to the entry
             entry['queued_media_file'] = queue_filepath
-            entry.save(validate=True)
 
-            # queue it for processing
-            process_media_initial.delay(unicode(entry['_id']))
+            # We generate this ourselves so we know what the taks id is for
+            # retrieval later.
+            # (If we got it off the task's auto-generation, there'd be a risk of
+            # a race condition when we'd save after sending off the task)
+            task_id = unicode(uuid.uuid4())
+            entry['queued_task_id'] = task_id
+
+            # Save now so we have this data before kicking off processing
+            entry.save(validate=True)
 
-            add_message(request, SUCCESS, 'Woohoo! Submitted!')
+            # Pass off to processing
+            #
+            # (... don't change entry after this point to avoid race
+            # conditions with changes to the document via processing code)
+            try:
+                process_media.apply_async(
+                    [unicode(entry['_id'])], {},
+                    task_id=task_id)
+            except BaseException as exc:
+                # The purpose of this section is because when running in "lazy"
+                # or always-eager-with-exceptions-propagated celery mode that
+                # the failure handling won't happen on Celery end.  Since we
+                # expect a lot of users to run things in this way we have to
+                # capture stuff here.
+                #
+                # ... not completely the diaper pattern because the exception is
+                # re-raised :)
+                mark_entry_failed(entry[u'_id'], exc)
+                # re-raise the exception
+                raise
+
+            add_message(request, SUCCESS, _('Woohoo! Submitted!'))
 
             return redirect(request, "mediagoblin.user_pages.user_home",
                             user = request.user['username'])
@@ -100,4 +127,5 @@ def submit_start(request):
     return render_to_response(
         request,
         'mediagoblin/submit/start.html',
-        {'submit_form': submit_form})
+        {'submit_form': submit_form,
+         'app_config': mg_globals.app_config})