def process_attachments(self, files, parent):
for k, file in files.iteritems():
filename = file.filename
if file and \
'.' in filename and \
filename.split('.', 1)[1] in app.config['ALLOWED_EXTENSIONS']:
filename = secure_filename(filename)
filepath = os.path.join(app.config['UPLOAD_FOLDER'], filename)
file.save(filepath)
file_id = self.upload_file(filepath)
attachment = Attachment(file_id=file_id)
attachment.project = self
attachment.parent = parent
attachment.save()
self.attachments.append(attachment)
self.save()
parent.attachments.append(attachment)
parent.save()
