def _update_post_model(self, post, fields, isnew=False):
if isnew:
lang = fields['lang'] = self._get_lang(fields['lang'])
post.author_id = db.ses.query(db.models.User)\
.filter_by(name=cherrypy.request.login).one().id
else:
lang = post.lang
fields = self._fields_to_db_models(fields, lang)
# add the post to the session, even if this is not new, because
# of the .scalar call in `_fields_to_db_models`
db.ses.add(post)
revision = db.models.PostRevision(title=fields.pop('title'),
abstract=fields.pop('abstract'),
content=fields.pop('content'))
post.revisions.append(revision)
if update_model(post, fields):
message = precautious_commit(db.ses) # None if everything went ok.
if message is None:
clean_empty_metainfo()
return json.dumps({'id': post.id,
'slug': post.slug,
'lang': post.lang.code,
'public': post.public})
else:
raise Exception(message)
else:
raise Exception("Unable to update the post model.")
def change_visibility(self, postid, public):
post = self.get_post_by_id(postid)
if post is None:
raise Exception("The post does not exist.")
else:
post.public = public
return precautious_commit(db.ses)
