lbbs/src/bbs.c

/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
 * bbs
 *   - BBS related common definitions
 *
 * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
 */

#include "bbs.h"
#include "common.h"
#include "user_priv.h"
#include <limits.h>
#include <stdio.h>
#include <signal.h>
#include <time.h>

enum _bbs_port_constant_t
{
        BBS_port_default = 23,
        BBS_ssh_port_default = 22,
};

// BBS enviroment
char BBS_id[BBS_id_max_len + 1] = "Example BBS";
char BBS_name[BBS_name_max_len + 1] = "Example Site Name";
char BBS_server[BBS_server_max_len + 1] = "bbs.example.com";
char BBS_address[BBS_address_max_len + 1] = "0.0.0.0";
in_port_t BBS_port[2] = {BBS_port_default, BBS_ssh_port_default};
int BBS_max_client = MAX_CLIENT_LIMIT;
int BBS_max_client_per_ip = MAX_CLIENT_PER_IP_LIMIT;
char BBS_start_dt[BBS_start_dt_max_len + 1] = "2000年 1月 1日";
int BBS_sys_id = 1;

const int BBS_section_list_load_interval = 1; // second

// User
const int BBS_user_list_load_interval = 60;               // 1 minute
const int BBS_user_online_list_load_interval = 5; // 5 seconds
const int BBS_user_off_line = 900;                                // 15 minutes

char BBS_username[BBS_username_max_len + 1];
char BBS_nickname[BBS_nickname_max_len + 1];
char BBS_user_tz[BBS_user_tz_max_len + 1];
int BBS_user_exp;

time_t BBS_login_tm;
time_t BBS_last_access_tm;

char BBS_current_action[BBS_current_action_max_len + 1];
time_t BBS_current_action_tm;

const int BBS_current_action_refresh_interval = 60; // 1 minute

static const int astro_dates[] = {
        21, 20, 21, 21, 22, 22, 23, 24, 24, 24, 23, 22};

static const char *astro_names[] = {
        "摩羯", "水瓶", "双鱼", "白羊", "金牛", "双子", "巨蟹", "狮子", "处女", "天秤", "天蝎", "射手", "摩羯"};

static const int BBS_user_level_points[] = {
        INT_MIN, // 0
        50,              // 1
        200,     // 2
        500,     // 3
        1000,    // 4
        2000,    // 5
        5000,    // 6
        10000,   // 7
        20000,   // 8
        30000,   // 9
        50000,   // 10
        60000,   // 11
        70000,   // 12
        80000,   // 13
        90000,   // 14
        100000,  // 15
};

static const char *BBS_user_level_names[] = {
        "新手上路", // 0
        "初来乍练", // 1
        "白手起家", // 2
        "略懂一二", // 3
        "小有作为", // 4
        "对答如流", // 5
        "精于此道", // 6
        "博大精深", // 7
        "登峰造极", // 8
        "论坛砥柱", // 9
        "☆☆☆☆☆",        // 10
        "★☆☆☆☆",        // 11
        "★★☆☆☆",        // 12
        "★★★☆☆",        // 13
        "★★★★☆",        // 14
        "★★★★★",        // 15
};

static const int BBS_user_level_cnt = sizeof(BBS_user_level_names) / sizeof(const char *);

const char *get_astro_name(time_t birthday)
{
        struct tm tm_birth;

        gmtime_r(&birthday, &tm_birth);

        if (tm_birth.tm_mday < astro_dates[tm_birth.tm_mon])
        {
                return astro_names[tm_birth.tm_mon];
        }

        return astro_names[tm_birth.tm_mon + 1];
}

int get_user_level(int point)
{
        int left;
        int right;
        int mid;

        left = 0;
        right = BBS_user_level_cnt - 1;

        while (left < right)
        {
                mid = (left + right) / 2;
                if (point < BBS_user_level_points[mid])
                {
                        right = mid - 1;
                }
                else if (point > BBS_user_level_points[mid])
                {
                        left = mid + 1;
                }
                else // if (point == user_level_points[mid])
                {
                        left = mid;
                        break;
                }
        }

        if (point < BBS_user_level_points[left])
        {
                left--;
        }

        return left;
}

const char *get_user_level_name(int level)
{
        return BBS_user_level_names[level];
}

char *setuserfile(char *buf, size_t len, const char *filename)
{
        snprintf(buf, len, "%s/%d", filename, BBS_priv.uid);
        return buf;
}
1	sysadm	1.36	/* SPDX-License-Identifier: GPL-3.0-or-later */
2			/*
3			* bbs
4			* - BBS related common definitions
5			*
6	sysadm	1.37	* Copyright (C) 2004-2025 Leaflet <leaflet@leafok.com>
7	sysadm	1.36	*/
8	sysadm	1.1
9	sysadm	1.3	#include "bbs.h"
10	sysadm	1.20	#include "common.h"
11	sysadm	1.10	#include "user_priv.h"
12	sysadm	1.32	#include <limits.h>
13	sysadm	1.10	#include <stdio.h>
14	sysadm	1.7	#include <signal.h>
15	sysadm	1.3	#include <time.h>
16
17	sysadm	1.38	enum _bbs_port_constant_t
18			{
19			BBS_port_default = 23,
20			BBS_ssh_port_default = 22,
21			};
22	sysadm	1.22
23	sysadm	1.8	// BBS enviroment
24	sysadm	1.20	char BBS_id[BBS_id_max_len + 1] = "Example BBS";
25			char BBS_name[BBS_name_max_len + 1] = "Example Site Name";
26			char BBS_server[BBS_server_max_len + 1] = "bbs.example.com";
27			char BBS_address[BBS_address_max_len + 1] = "0.0.0.0";
28	sysadm	1.22	in_port_t BBS_port[2] = {BBS_port_default, BBS_ssh_port_default};
29	sysadm	1.20	int BBS_max_client = MAX_CLIENT_LIMIT;
30			int BBS_max_client_per_ip = MAX_CLIENT_PER_IP_LIMIT;
31	sysadm	1.26	char BBS_start_dt[BBS_start_dt_max_len + 1] = "2000年 1月 1日";
32	sysadm	1.28	int BBS_sys_id = 1;
33	sysadm	1.3
34	sysadm	1.35	const int BBS_section_list_load_interval = 1; // second
35	sysadm	1.30
36			// User
37	sysadm	1.31	const int BBS_user_list_load_interval = 60; // 1 minute
38			const int BBS_user_online_list_load_interval = 5; // 5 seconds
39	sysadm	1.30	const int BBS_user_off_line = 900; // 15 minutes
40
41	sysadm	1.11	char BBS_username[BBS_username_max_len + 1];
42	sysadm	1.24	char BBS_nickname[BBS_nickname_max_len + 1];
43	sysadm	1.17	char BBS_user_tz[BBS_user_tz_max_len + 1];
44	sysadm	1.24	int BBS_user_exp;
45	sysadm	1.3
46			time_t BBS_login_tm;
47			time_t BBS_last_access_tm;
48	sysadm	1.4
49	sysadm	1.25	char BBS_current_action[BBS_current_action_max_len + 1];
50	sysadm	1.27	time_t BBS_current_action_tm;
51	sysadm	1.6
52	sysadm	1.30	const int BBS_current_action_refresh_interval = 60; // 1 minute
53
54	sysadm	1.32	static const int astro_dates[] = {
55			21, 20, 21, 21, 22, 22, 23, 24, 24, 24, 23, 22};
56
57			static const char *astro_names[] = {
58			"摩羯", "水瓶", "双鱼", "白羊", "金牛", "双子", "巨蟹", "狮子", "处女", "天秤", "天蝎", "射手", "摩羯"};
59
60	sysadm	1.33	static const int BBS_user_level_points[] = {
61	sysadm	1.32	INT_MIN, // 0
62			50, // 1
63			200, // 2
64			500, // 3
65			1000, // 4
66			2000, // 5
67			5000, // 6
68			10000, // 7
69			20000, // 8
70			30000, // 9
71			50000, // 10
72			60000, // 11
73			70000, // 12
74			80000, // 13
75			90000, // 14
76			100000, // 15
77			};
78
79	sysadm	1.33	static const char *BBS_user_level_names[] = {
80	sysadm	1.32	"新手上路", // 0
81			"初来乍练", // 1
82			"白手起家", // 2
83			"略懂一二", // 3
84			"小有作为", // 4
85			"对答如流", // 5
86			"精于此道", // 6
87			"博大精深", // 7
88			"登峰造极", // 8
89			"论坛砥柱", // 9
90			"☆☆☆☆☆", // 10
91			"★☆☆☆☆", // 11
92			"★★☆☆☆", // 12
93			"★★★☆☆", // 13
94			"★★★★☆", // 14
95			"★★★★★", // 15
96			};
97
98	sysadm	1.33	static const int BBS_user_level_cnt = sizeof(BBS_user_level_names) / sizeof(const char *);
99	sysadm	1.32
100			const char *get_astro_name(time_t birthday)
101			{
102			struct tm tm_birth;
103
104			gmtime_r(&birthday, &tm_birth);
105
106			if (tm_birth.tm_mday < astro_dates[tm_birth.tm_mon])
107			{
108			return astro_names[tm_birth.tm_mon];
109			}
110
111			return astro_names[tm_birth.tm_mon + 1];
112			}
113
114	sysadm	1.33	int get_user_level(int point)
115	sysadm	1.32	{
116			int left;
117			int right;
118			int mid;
119
120			left = 0;
121	sysadm	1.33	right = BBS_user_level_cnt - 1;
122	sysadm	1.32
123			while (left < right)
124			{
125			mid = (left + right) / 2;
126	sysadm	1.34	if (point < BBS_user_level_points[mid])
127	sysadm	1.32	{
128	sysadm	1.34	right = mid - 1;
129	sysadm	1.32	}
130	sysadm	1.34	else if (point > BBS_user_level_points[mid])
131	sysadm	1.32	{
132			left = mid + 1;
133			}
134			else // if (point == user_level_points[mid])
135			{
136	sysadm	1.34	left = mid;
137	sysadm	1.32	break;
138			}
139			}
140
141	sysadm	1.34	if (point < BBS_user_level_points[left])
142			{
143			left--;
144			}
145
146	sysadm	1.33	return left;
147			}
148
149			const char *get_user_level_name(int level)
150			{
151			return BBS_user_level_names[level];
152	sysadm	1.32	}
153
154	sysadm	1.13	char setuserfile(char buf, size_t len, const char *filename)
155	sysadm	1.6	{
156	sysadm	1.23	snprintf(buf, len, "%s/%d", filename, BBS_priv.uid);
157	sysadm	1.8	return buf;
158	sysadm	1.6	}
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