def add(db_session, data, username):
logger.info(LogMsg.START, username)
schema_validate(data, COMMENT_ADD_SCHEMA_PATH)
logger.debug(LogMsg.SCHEMA_CHECKED)
book_id = data.get('book_id')
logger.debug(LogMsg.COMMENT_VALIDATING_BOOK, book_id)
book = get_book(book_id, db_session)
if book is None:
logger.error(LogMsg.NOT_FOUND, {'book_id': book_id})
raise Http_error(404, Message.NOT_FOUND)
logger.debug(LogMsg.CHECK_USER_EXISTANCE, username)
user = check_user(username, db_session)
if user is None:
logger.error(LogMsg.INVALID_USER, username)
raise Http_error(400, Message.INVALID_USER)
if user.person_id is None:
logger.error(LogMsg.USER_HAS_NO_PERSON, username)
raise Http_error(400, Message.Invalid_persons)
validate_person(user.person_id, db_session)
logger.debug(LogMsg.PERSON_EXISTS)
logger.debug(LogMsg.COMMENT_CHECK_FOR_PARENT)
parent_id = data.get('parent_id', None)
if parent_id:
logger.debug(LogMsg.COMMENT_GETTING_PARENT, parent_id)
parent_comment = get_comment(parent_id, db_session)
if parent_comment is None:
logger.error(LogMsg.COMMENT_PARENT_NOT_FOUND, parent_id)
raise Http_error(404, Message.PARENT_NOT_FOUND)
if parent_comment.book_id != book_id:
logger.error(
LogMsg.COMMENT_PARENT_NOT_MATCH, {
'book_id': book_id,
'parent': comment_to_dict(db_session, parent_comment)
})
raise Http_error(400, Message.ACCESS_DENIED)
model_instance = Comment()
logger.debug(LogMsg.POPULATING_BASIC_DATA)
populate_basic_data(model_instance, username, data.get('tags'))
model_instance.person_id = user.person_id
model_instance.book_id = book_id
model_instance.body = data.get('body')
model_instance.parent_id = data.get('parent_id')
logger.debug(LogMsg.DATA_ADDITION)
db_session.add(model_instance)
logger.debug(LogMsg.DB_ADD)
logger.info(LogMsg.END)
return comment_to_dict(db_session, model_instance, username)
