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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* user_list
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* - data model and basic operations of (online) user list
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*
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* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com>
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*/
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#ifndef _USER_LIST_H_
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#define _USER_LIST_H_
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#include "bbs.h"
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#include "common.h"
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#include <mysql.h>
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enum user_list_constant_t
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{
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BBS_user_limit_per_page = 20,
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BBS_session_id_length = 32,
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BBS_user_intro_avg_len = 256,
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BBS_user_intro_max_len = 4096,
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BBS_user_intro_max_line = 10,
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};
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struct user_info_t
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{
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int32_t id;
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int32_t uid;
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char username[BBS_username_max_len + 1];
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char nickname[BBS_nickname_max_len + 1];
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char gender;
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int8_t gender_pub;
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int32_t life;
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int32_t exp;
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int32_t visit_count;
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time_t signup_dt;
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time_t last_login_dt;
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time_t last_logout_dt;
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time_t birthday;
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const char *intro;
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};
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typedef struct user_info_t USER_INFO;
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struct user_info_index_uid_t
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{
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int32_t uid;
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int32_t id;
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};
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typedef struct user_info_index_uid_t USER_INFO_INDEX_UID;
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struct user_list_t
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{
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USER_INFO users[BBS_max_user_count];
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USER_INFO_INDEX_UID index_uid[BBS_max_user_count];
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int32_t user_count;
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char user_intro_buf[BBS_user_intro_avg_len * BBS_max_user_count];
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};
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typedef struct user_list_t USER_LIST;
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struct user_online_info_t
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{
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int32_t id;
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char session_id[BBS_session_id_length + 1];
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USER_INFO user_info;
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char ip[IP_ADDR_LEN];
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char current_action[BBS_current_action_max_len + 1];
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const char *current_action_title;
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time_t login_tm;
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time_t last_tm;
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};
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typedef struct user_online_info_t USER_ONLINE_INFO;
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struct user_online_list_t
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{
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USER_ONLINE_INFO users[BBS_max_user_online_count];
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USER_INFO_INDEX_UID index_uid[BBS_max_user_online_count];
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int32_t user_count;
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int32_t guest_count;
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};
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typedef struct user_online_list_t USER_ONLINE_LIST;
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extern int user_list_pool_init(const char *filename);
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extern void user_list_pool_cleanup(void);
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extern int set_user_list_pool_shm_readonly(void);
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extern int detach_user_list_pool_shm(void);
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extern int user_list_pool_reload(int online_user);
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extern int query_user_list(int page_id, USER_INFO *p_users, int *p_user_count, int *p_page_count);
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extern int query_user_online_list(int page_id, USER_ONLINE_INFO *p_online_users, int *p_user_count, int *p_page_count);
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extern int get_user_list_count(int *p_user_cnt);
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extern int get_user_online_list_count(int *p_user_cnt, int *p_guest_cnt);
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extern int get_user_login_count(int *p_login_cnt);
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extern int query_user_info(int32_t id, USER_INFO *p_user);
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extern int query_user_info_by_uid(int32_t uid, USER_INFO *p_user, char *p_intro_buf, size_t intro_buf_len);
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extern int query_user_info_by_username(const char *username_prefix, int max_user_cnt,
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int32_t uid_list[], char username_list[][BBS_username_max_len + 1]);
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extern int query_user_online_info(int32_t id, USER_ONLINE_INFO *p_user);
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extern int query_user_online_info_by_uid(int32_t uid, USER_ONLINE_INFO *p_users, int *p_user_cnt, int start_id);
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extern int get_user_id_list(int32_t *p_uid_list, int *p_user_cnt, int start_uid);
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extern int user_stat_update(void);
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extern int user_article_cnt_inc(int32_t uid, int n);
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extern int get_user_article_cnt(int32_t uid);
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#endif //_USER_LIST_H_
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