def user_tagging_by_url(article_url, user_id, admin_id, reaction_type_weight, a_u_tagmap=None): """ 根据单篇文章id来给用户打tags :param article_url: :param reaction_type_weight: :param a_u_tagmap: :return: """ process_count = 0 # reaction_id = reaction.reaction_id # a_id = article_id reaction_type = 'read' try: inst_user = DAO_utils.mongo_get_user(user_id, admin_id) except DAO_utils.DAOException, de: print de # 数据库中不存在该用户,则新建一个 inst_user = WechatUser(user_id=user_id, admin_id=admin_id) DAO_utils.mongo_insert_user(inst_user)
def user_tagging_by_reactionlist(reaction_list, reaction_type_weight, a_u_tagmap): """ 根据交互记录列表来给用户打tags :param reaction_list: :param reaction_type_weight: :param a_u_tagmap: :return: """ process_count = 0 for reaction in reaction_list: # reaction_id = reaction.reaction_id user_id = reaction.reaction_user_id a_id = reaction.reaction_a_id reaction_type = reaction.reaction_type try: inst_user = DAO_utils.mongo_get_user(user_id) except DAO_utils.DAOException, de: print de # 数据库中不存在该用户,则新建一个 inst_user = WechatUser(user_id=user_id) DAO_utils.mongo_insert_user(inst_user) user_atag_vec = inst_user.user_atag_vec user_tag_score_vec = inst_user.user_tag_score_vec weight = reaction_type_weight[reaction_type] try: article = DAO_utils.mongo_get_article(a_id) for a_tag_key in article.a_tags: # 文章的tags应该是一个dict if a_tag_key in user_atag_vec: user_atag_vec[a_tag_key] += weight * article.a_tags[a_tag_key] else: user_atag_vec[a_tag_key] = weight * article.a_tags[a_tag_key] except DAO_utils.DAOException, de: print de continue # 没有该文章在数据库中,则跳过
print de continue # 没有该文章在数据库中,则跳过 # 用户的atag_vec处理完毕,开始处理user_tag_score_vec # TODO 更好的权值赋值公式 for a_tag_key in user_atag_vec.keys(): for u_tag_key in a_u_tagmap[a_tag_key]: if u_tag_key in user_tag_score_vec: # TODO 是否需要每次都加? user_tag_score_vec[u_tag_key] = a_u_tagmap[a_tag_key][u_tag_key] * user_atag_vec[ a_tag_key] else: user_tag_score_vec[u_tag_key] = a_u_tagmap[a_tag_key][u_tag_key] * user_atag_vec[ a_tag_key] # 保存用户信息 try: DAO_utils.mongo_insert_user(inst_user, is_overwrite=True) reaction.is_checked = True DAO_utils.mongo_insert_reactions(reaction, is_overwrite=True) # 标注该条交互记录 except DAO_utils.DAOException, de: print de continue # 更新信息失败则跳过,这样该条reaction将不会被标注为checked # TODO(隐患:是否会出现长期遗留的问题reaction?) process_count += 1 return process_count def user_tagging_by_article(article_id, user_id, admin_id, reaction_type_weight, a_u_tagmap=None): """ 根据单篇文章id来给用户打tags :param article_id: