예제 #1
0
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
예제 #2
0
    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)

    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
        return {'code': 1, 'msg': 'error, details=%s' % 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():
        if a_u_tagmap:  # 如果有article-user-tagmap则进行映射
            for u_tag_key in a_u_tagmap[a_tag_key]: