New notifications

- Added request.notifications
- Email configuration fixes
  - Set config_spec default SMTP port to `0` and switch to SSL/non-SSL
    default if `port == 0`
  - Added email_smtp_use_ssl configuration setting
- Added migrations for notification tables
- Added __repr__ to MediaComment(Mixin)
- Added MediaComment.get_entry => MediaEntry
- Added CommentSubscription, CommentNotification, Notification,
  ProcessingNotification tables
- Added notifications.task to celery init
- Fixed a bug in the video transcoder where pygst would hijack the
  --help argument.
- Added notifications
  - views
    - silence
    - subscribe
  - routes
  - utility methods
  - celery task
- Added half-hearted .active comment CSS style
- Added quick JS to show header_dropdown
- Added fragment template to show notifications in header_dropdown
- Added fragment template to show subscribe/unsubscribe buttons on
  media/comment pages
- Updated celery setup tests with notifications.task
- Tried to fix test_misc tests that I broke
- Added notification tests
- Added and extended tests.tools fixtures
- Integrated new notifications into media_home, media_post_comment views
- Bumped SQLAlchemy dependency to >= 0.8.0 since we need polymorphic for
  the notifications to work

1 files changed, 55 insertions, 0 deletions

diff --git a/mediagoblin/notifications/tools.py b/mediagoblin/notifications/tools.py
new file mode 100644
index 00000000..25432780
--- /dev/null
+++ b/mediagoblin/notifications/tools.py
@@ -0,0 +1,55 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2011, 2012 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
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# 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/>.
+
+from mediagoblin.tools.template import render_template
+from mediagoblin.tools.translate import pass_to_ugettext as _
+from mediagoblin import mg_globals
+
+def generate_comment_message(user, comment, media, request):
+    """
+    Sends comment email to user when a comment is made on their media.
+
+    Args:
+    - user: the user object to whom the email is sent
+    - comment: the comment object referencing user's media
+    - media: the media object the comment is about
+    - request: the request
+    """
+
+    comment_url = request.urlgen(
+                    'mediagoblin.user_pages.media_home.view_comment',
+                    comment=comment.id,
+                    user=media.get_uploader.username,
+                    media=media.slug_or_id,
+                    qualified=True) + '#comment'
+
+    comment_author = comment.get_author.username
+
+    rendered_email = render_template(
+        request, 'mediagoblin/user_pages/comment_email.txt',
+        {'username': user.username,
+         'comment_author': comment_author,
+         'comment_content': comment.content,
+         'comment_url': comment_url})
+
+    return {
+        'from': mg_globals.app_config['email_sender_address'],
+        'to': user.email,
+        'subject': '{instance_title} - {comment_author} '.format(
+            comment_author=comment_author,
+            instance_title=mg_globals.app_config['html_title']) \
+                    + _('commented on your post'),
+        'body': rendered_email}