def _process_image_field(self, field, imagetype, thumbnails):
filepath = lambda name, label: self.Meta.model.get_image_filepath(
self.account_id, name, imagetype, label)
if isinstance(field.data, basestring):
field.data = field.data.rsplit('/')[-1]
original_path = filepath(field.data, 'original')
if not media_bucket.get_key(original_path):
raise wtforms.ValidationError('%s not found.' % original_path)
else:
try:
image = Image.open(field.data)
content_type = Image.MIME[image.format]
except Exception as e:
raise wtforms.ValidationError(e.message)
stream = field.data.stream
stream.seek(0)
field.data = get_random_filename()
upload_file(media_bucket, filepath(field.data, 'original'),
stream, content_type)
if thumbnails is True:
thumbnails = '%s_THUMBNAIL_SIZES' % imagetype.upper()
if isinstance(thumbnails, basestring):
thumbnails = current_app.config[thumbnails]
for size, buf in resize(image, thumbnails, save_to_buffer='jpeg'):
upload_file(media_bucket, filepath(field.data, str(size[0])),
buf, 'image/jpeg')
return field
def get(self, account, dollyuser):
filetype = request.args.get('type')
if filetype in ('profile_cover', 'avatar'):
get_filepath = partial(current_user.get_image_filepath, imagetype=filetype)
bucket = media_bucket.name
else:
get_filepath = Video.get_video_filepath
bucket = video_bucket.name
key = get_filepath(account.id, get_random_filename())
args = s3connection.build_post_form_args(bucket, key, 3600, storage_class=None)
# Force https on top-level s3 domain to avoid browser security warnings
args['action'] = 'https://%s/%s/' % (s3connection.server_name(), video_bucket.name)
return args
def migrate_video_files(account):
for video in Video.query.filter_by(account_id=account, filename='dolly'):
metadata = ooyala.ooyala_request('assets', video.external_id, 'metadata')
key = video_bucket.get_key(metadata['path'])
assert key.size < 5 * 2 ** 30 # can't copy files bigger than this
video.filename = get_random_filename()
dst = Video.get_video_filepath(account, video.filename)
key.copy(video_bucket.name, dst)
key.delete()
ooyala.set_metadata(video.external_id, dict(path=dst, label=account))
db.session.commit()
