def get_comment(self, check_permissions=True):
pk = self.kwargs[self.comment_lookup_url_kwarg]
try:
comment = Comment.find_one(Q('_id', 'eq', pk) & Q('root_target', 'ne', None))
except NoResultsFound:
raise NotFound
# Deleted root targets still appear as tuples in the database and are included in
# the above query, requiring an additional check
if isinstance(comment.root_target.referent, TrashedFileNode):
comment.root_target = None
comment.save()
if comment.root_target is None:
raise NotFound
if isinstance(comment.root_target.referent, StoredFileNode):
root_target = comment.root_target
referent = root_target.referent
if referent.provider == 'osfstorage':
try:
StoredFileNode.find(
Q('node', 'eq', comment.node._id) &
Q('_id', 'eq', referent._id) &
Q('is_file', 'eq', True)
)
except NoResultsFound:
Comment.update(Q('root_target', 'eq', root_target), data={'root_target': None})
raise NotFound
else:
if referent.provider == 'dropbox':
# referent.path is the absolute path for the db file, but wb requires the relative path
referent = DropboxFile.load(referent._id)
url = waterbutler_api_url_for(comment.node._id, referent.provider, referent.path, meta=True)
waterbutler_request = requests.get(
url,
cookies=self.request.COOKIES,
headers={'Authorization': self.request.META.get('HTTP_AUTHORIZATION')},
)
if waterbutler_request.status_code == 401:
raise PermissionDenied
if waterbutler_request.status_code == 404:
Comment.update(Q('root_target', 'eq', root_target), data={'root_target': None})
raise NotFound
if is_server_error(waterbutler_request.status_code):
raise ServiceUnavailableError(detail='Could not retrieve files information at this time.')
try:
waterbutler_request.json()['data']
except KeyError:
raise ServiceUnavailableError(detail='Could not retrieve files information at this time.')
if check_permissions:
# May raise a permission denied
self.check_object_permissions(self.request, comment)
return comment
def get_comment(self, check_permissions=True):
pk = self.kwargs[self.comment_lookup_url_kwarg]
try:
comment = Comment.find_one(Q('_id', 'eq', pk) & Q('root_target', 'ne', None))
except NoResultsFound:
raise NotFound
# Deleted root targets still appear as tuples in the database and are included in
# the above query, requiring an additional check
if comment.root_target is None:
raise NotFound
if isinstance(comment.root_target, StoredFileNode):
root_target = comment.root_target
if root_target.provider == 'osfstorage':
try:
StoredFileNode.find(
Q('node', 'eq', comment.node._id) &
Q('_id', 'eq', root_target._id) &
Q('is_file', 'eq', True)
)
except NoResultsFound:
Comment.update(Q('root_target', 'eq', root_target), data={'root_target': None})
del comment.node.commented_files[root_target._id]
raise NotFound
else:
if root_target.provider == 'dropbox':
root_target = DropboxFile.load(comment.root_target._id)
url = waterbutler_api_url_for(comment.node._id, root_target.provider, root_target.path, meta=True)
waterbutler_request = requests.get(
url,
cookies=self.request.COOKIES,
headers={'Authorization': self.request.META.get('HTTP_AUTHORIZATION')},
)
if waterbutler_request.status_code == 401:
raise PermissionDenied
if waterbutler_request.status_code == 404:
Comment.update(Q('root_target', 'eq', root_target), data={'root_target': None})
raise NotFound
if is_server_error(waterbutler_request.status_code):
raise ServiceUnavailableError(detail='Could not retrieve files information at this time.')
try:
waterbutler_request.json()['data']
except KeyError:
raise ServiceUnavailableError(detail='Could not retrieve files information at this time.')
if check_permissions:
# May raise a permission denied
self.check_object_permissions(self.request, comment)
return comment
