lbbs/src/user_info_display.c

/***************************************************************************
                                         user_list_display.c  -  description
                                                         -------------------
        Copyright            : (C) 2004-2025 by Leaflet
        Email                : leaflet@leafok.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 3 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "ip_mask.h"
#include "lml.h"
#include "log.h"
#include "screen.h"
#include "str_process.h"
#include "user_list.h"
#include "user_info_display.h"
#include "user_priv.h"
#include <string.h>
#include <time.h>
#include <sys/param.h>

#define BBS_max_sessions_per_user 10
#define LAST_LOGIN_DT_MAX_LEN 50

static int display_user_info_key_handler(int *p_key, DISPLAY_CTX *p_ctx)
{
        return 0;
}

int user_info_display(USER_INFO *p_user_info)
{
        USER_ONLINE_INFO sessions[BBS_max_sessions_per_user];
        int session_cnt = BBS_max_sessions_per_user;
        int article_cnt;
        struct tm tm_last_login;
        char str_last_login_dt[LAST_LOGIN_DT_MAX_LEN + 1];
        struct tm tm_last_logout;
        char str_last_logout_dt[LAST_LOGIN_DT_MAX_LEN + 1];
        char login_ip[IP_ADDR_LEN];
        int ip_mask_level;
        char action_str[LINE_BUFFER_LEN];
        char intro_f[BBS_user_intro_max_len];
        int intro_len;
        char user_info_f[BUFSIZ];
        long line_offsets[BBS_user_intro_max_line + 1];
        long lines;
        char *p;
        const char *q;
        int ret;
        int i;

        article_cnt = get_user_article_cnt(p_user_info->uid);

        localtime_r(&(p_user_info->last_login_dt), &tm_last_login);
        strftime(str_last_login_dt, sizeof(str_last_login_dt), "%c", &tm_last_login);
        if (p_user_info->last_logout_dt <= p_user_info->last_login_dt)
        {
                strncpy(str_last_logout_dt, str_last_login_dt, sizeof(str_last_logout_dt) - 1);
                str_last_logout_dt[sizeof(str_last_logout_dt) - 1] = '\0';
        }
        else
        {
                localtime_r(&(p_user_info->last_logout_dt), &tm_last_logout);
                strftime(str_last_logout_dt, sizeof(str_last_logout_dt), "%c", &tm_last_logout);
        }

        action_str[0] = '\0';

        ret = query_user_online_info_by_uid(p_user_info->uid, sessions, &session_cnt, 0);
        if (ret < 0)
        {
                log_error("query_user_online_info_by_uid(uid=%d, cnt=%d) error: %d\n",
                                  p_user_info->uid, session_cnt, ret);
                session_cnt = 0;
        }

        p = action_str;
        for (i = 0; i < session_cnt; i++)
        {
                if (p + strlen(sessions[i].current_action_title) + 4 >= action_str + sizeof(action_str)) // buffer overflow
                {
                        log_error("action_str of user(uid=%d) truncated at i=%d\n", p_user_info->uid, i);
                        break;
                }
                *p++ = '[';
                for (q = sessions[i].current_action_title; *q != '\0';)
                {
                        *p++ = *q++;
                }
                *p++ = ']';
                *p++ = ' ';
        }
        *p++ = '\n';
        *p = '\0';

        if (session_cnt > 0)
        {
                strncpy(login_ip, sessions[0].ip, sizeof(login_ip) - 1);
                login_ip[sizeof(login_ip) - 1] = '\0';

                ip_mask_level = checklevel(&BBS_priv, P_ADMIN_M | P_ADMIN_S);
                ip_mask(login_ip, (ip_mask_level ? 1 : 2), '*');
        }
        else
        {
                login_ip[0] = '\0';
        }

        intro_len = lml_render(p_user_info->intro, intro_f, sizeof(intro_f), 0);

        snprintf(user_info_f, sizeof(user_info_f),
                         "\n%s (%s) 上站 [%d] 发文 [%d]\n"
                         "上次在 [%s] 从 [%s] 访问本站 经验值 [%d]\n"
                         "离线于 [%s] 等级 [%s]\n"
                         "%s\033[1m%s\033[m"
                         "%s\n%s\n",
                         p_user_info->username, p_user_info->nickname, p_user_info->visit_count, article_cnt,
                         str_last_login_dt, (session_cnt > 0 ? login_ip : "未知"), p_user_info->exp,
                         (session_cnt > 0 ? "在线或因断线不详" : str_last_logout_dt), "?",
                         (session_cnt > 0 ? "目前在线，状态如下：\n" : ""), (session_cnt > 0 ? action_str : ""),
                         (intro_len > 0 ? "\033[0;36m个人说明档如下：\033[m" : "\033[0;36m没有个人说明档\033[m"),
                         intro_f);

        lines = split_data_lines(user_info_f, SCREEN_COLS, line_offsets, MIN(SCREEN_ROWS - 1, BBS_user_intro_max_line + 8), 1, NULL);

        clearscr();
        display_data(user_info_f, lines, line_offsets, 1, display_user_info_key_handler, DATA_READ_HELP);

        return 0;
}
1	sysadm	1.1	/***************************************************************************
2			user_list_display.c - description
3			-------------------
4			Copyright : (C) 2004-2025 by Leaflet
5			Email : leaflet@leafok.com
6			***************************************************************************/
7
8			/***************************************************************************
9			* *
10			* This program is free software; you can redistribute it and/or modify *
11			* it under the terms of the GNU General Public License as published by *
12			* the Free Software Foundation; either version 3 of the License, or *
13			* (at your option) any later version. *
14			* *
15			***************************************************************************/
16
17	sysadm	1.2	#include "ip_mask.h"
18	sysadm	1.1	#include "lml.h"
19			#include "log.h"
20			#include "screen.h"
21			#include "str_process.h"
22			#include "user_list.h"
23			#include "user_info_display.h"
24	sysadm	1.2	#include "user_priv.h"
25	sysadm	1.1	#include <string.h>
26	sysadm	1.2	#include <time.h>
27	sysadm	1.1	#include <sys/param.h>
28
29			#define BBS_max_sessions_per_user 10
30	sysadm	1.2	#define LAST_LOGIN_DT_MAX_LEN 50
31	sysadm	1.1
32	sysadm	1.4	static int display_user_info_key_handler(int p_key, DISPLAY_CTX p_ctx)
33	sysadm	1.1	{
34			return 0;
35			}
36
37			int user_info_display(USER_INFO *p_user_info)
38			{
39			USER_ONLINE_INFO sessions[BBS_max_sessions_per_user];
40			int session_cnt = BBS_max_sessions_per_user;
41	sysadm	1.2	int article_cnt;
42			struct tm tm_last_login;
43			char str_last_login_dt[LAST_LOGIN_DT_MAX_LEN + 1];
44			struct tm tm_last_logout;
45			char str_last_logout_dt[LAST_LOGIN_DT_MAX_LEN + 1];
46			char login_ip[IP_ADDR_LEN];
47			int ip_mask_level;
48	sysadm	1.1	char action_str[LINE_BUFFER_LEN];
49	sysadm	1.2	char intro_f[BBS_user_intro_max_len];
50			int intro_len;
51			char user_info_f[BUFSIZ];
52			long line_offsets[BBS_user_intro_max_line + 1];
53			long lines;
54	sysadm	1.1	char *p;
55	sysadm	1.2	const char *q;
56	sysadm	1.1	int ret;
57			int i;
58
59	sysadm	1.2	article_cnt = get_user_article_cnt(p_user_info->uid);
60
61			localtime_r(&(p_user_info->last_login_dt), &tm_last_login);
62			strftime(str_last_login_dt, sizeof(str_last_login_dt), "%c", &tm_last_login);
63	sysadm	1.4	if (p_user_info->last_logout_dt <= p_user_info->last_login_dt)
64	sysadm	1.3	{
65			strncpy(str_last_logout_dt, str_last_login_dt, sizeof(str_last_logout_dt) - 1);
66			str_last_logout_dt[sizeof(str_last_logout_dt) - 1] = '\0';
67			}
68			else
69			{
70			localtime_r(&(p_user_info->last_logout_dt), &tm_last_logout);
71			strftime(str_last_logout_dt, sizeof(str_last_logout_dt), "%c", &tm_last_logout);
72			}
73	sysadm	1.2
74	sysadm	1.1	action_str[0] = '\0';
75
76			ret = query_user_online_info_by_uid(p_user_info->uid, sessions, &session_cnt, 0);
77			if (ret < 0)
78			{
79			log_error("query_user_online_info_by_uid(uid=%d, cnt=%d) error: %d\n",
80			p_user_info->uid, session_cnt, ret);
81	sysadm	1.2	session_cnt = 0;
82	sysadm	1.1	}
83	sysadm	1.2
84			p = action_str;
85			for (i = 0; i < session_cnt; i++)
86	sysadm	1.1	{
87	sysadm	1.2	if (p + strlen(sessions[i].current_action_title) + 4 >= action_str + sizeof(action_str)) // buffer overflow
88			{
89			log_error("action_str of user(uid=%d) truncated at i=%d\n", p_user_info->uid, i);
90			break;
91			}
92			*p++ = '[';
93			for (q = sessions[i].current_action_title; *q != '\0';)
94	sysadm	1.1	{
95	sysadm	1.2	p++ = q++;
96	sysadm	1.1	}
97	sysadm	1.2	*p++ = ']';
98			*p++ = ' ';
99	sysadm	1.1	}
100	sysadm	1.2	*p++ = '\n';
101			*p = '\0';
102	sysadm	1.1
103	sysadm	1.2	if (session_cnt > 0)
104			{
105			strncpy(login_ip, sessions[0].ip, sizeof(login_ip) - 1);
106			login_ip[sizeof(login_ip) - 1] = '\0';
107
108			ip_mask_level = checklevel(&BBS_priv, P_ADMIN_M \| P_ADMIN_S);
109			ip_mask(login_ip, (ip_mask_level ? 1 : 2), '*');
110			}
111			else
112			{
113			login_ip[0] = '\0';
114			}
115	sysadm	1.1
116	sysadm	1.2	intro_len = lml_render(p_user_info->intro, intro_f, sizeof(intro_f), 0);
117	sysadm	1.1
118	sysadm	1.2	snprintf(user_info_f, sizeof(user_info_f),
119			"\n%s (%s) 上站 [%d] 发文 [%d]\n"
120			"上次在 [%s] 从 [%s] 访问本站经验值 [%d]\n"
121			"离线于 [%s] 等级 [%s]\n"
122			"%s\033[1m%s\033[m"
123			"%s\n%s\n",
124			p_user_info->username, p_user_info->nickname, p_user_info->visit_count, article_cnt,
125			str_last_login_dt, (session_cnt > 0 ? login_ip : "未知"), p_user_info->exp,
126			(session_cnt > 0 ? "在线或因断线不详" : str_last_logout_dt), "?",
127			(session_cnt > 0 ? "目前在线，状态如下：\n" : ""), (session_cnt > 0 ? action_str : ""),
128			(intro_len > 0 ? "\033[0;36m个人说明档如下：\033[m" : "\033[0;36m没有个人说明档\033[m"),
129	sysadm	1.1	intro_f);
130
131	sysadm	1.2	lines = split_data_lines(user_info_f, SCREEN_COLS, line_offsets, MIN(SCREEN_ROWS - 1, BBS_user_intro_max_line + 8), 1, NULL);
132	sysadm	1.1
133			clearscr();
134	sysadm	1.4	display_data(user_info_f, lines, line_offsets, 1, display_user_info_key_handler, DATA_READ_HELP);
135	sysadm	1.1
136			return 0;
137			}
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