lbbs/src/user_priv.c

/***************************************************************************
                                                  user_priv.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 "user_priv.h"
#include "bbs.h"
#include "common.h"
#include "database.h"
#include "log.h"
#include <stdio.h>
#include <mysql.h>
#include <stdlib.h>

BBS_user_priv BBS_priv;

int setpriv(BBS_user_priv *p_priv, int sid, int priv)
{
        int i;
        if (sid > 0)
        {
                for (i = 0; i < p_priv->s_count; i++)
                {
                        if (p_priv->s_priv_list[i].sid == sid)
                        {
                                p_priv->s_priv_list[i].s_priv = priv;
                                return 0;
                        }
                }
                if (i < BBS_max_section)
                {
                        p_priv->s_priv_list[i].s_priv = priv;
                }
                else
                {
                        return -1;
                }
        }
        else
        {
                p_priv->g_priv = priv;
        }

        return 0;
}

int getpriv(BBS_user_priv *p_priv, int sid)
{
        int i;
        for (i = 0; i < p_priv->s_count; i++)
        {
                if (p_priv->s_priv_list[i].sid == sid)
                        return p_priv->s_priv_list[i].s_priv;
        }

        return (sid >= 0 ? p_priv->g_priv : S_NONE);
}

int load_priv(MYSQL *db, BBS_user_priv *p_priv, long int uid)
{
        MYSQL_RES *rs;
        MYSQL_ROW row;
        char sql[SQL_BUFFER_LEN];

        p_priv->uid = uid;
        p_priv->level = (uid == 0 ? P_GUEST : P_USER);
        p_priv->g_priv = S_DEFAULT;
        p_priv->s_count = 0;

        if (db == NULL)
                return 1;

        // Permission
        snprintf(sql, sizeof(sql), "SELECT p_post, p_msg FROM user_list WHERE UID = %ld AND verified",
                        uid);
        if (mysql_query(db, sql) != 0)
        {
                log_error("Query user_list error: %s\n", mysql_error(db));
                return -1;
        }
        if ((rs = mysql_store_result(db)) == NULL)
        {
                log_error("Get user_list data failed\n");
                return -1;
        }
        if ((row = mysql_fetch_row(rs)))
        {
                p_priv->g_priv |= (atoi(row[0]) ? S_POST : 0);
                p_priv->g_priv |= (atoi(row[1]) ? S_MSG : 0);
        }
        mysql_free_result(rs);

        // Admin
        snprintf(sql, sizeof(sql), "SELECT major FROM admin_config WHERE UID = %ld "
                                 "AND enable AND (NOW() BETWEEN begin_dt AND end_dt)",
                        uid);
        if (mysql_query(db, sql) != 0)
        {
                log_error("Query admin_config error: %s\n", mysql_error(db));
                return -1;
        }
        if ((rs = mysql_store_result(db)) == NULL)
        {
                log_error("Get admin_config data failed\n");
                return -1;
        }
        if ((row = mysql_fetch_row(rs)))
        {
                p_priv->level |= (atoi(row[0]) ? P_ADMIN_M : P_ADMIN_S);
                p_priv->g_priv |= (atoi(row[0]) ? S_ALL : S_ADMIN);
        }
        mysql_free_result(rs);

        // Section Master
        snprintf(sql, sizeof(sql), "SELECT section_master.SID, major FROM section_master "
                                 "INNER JOIN section_config ON section_master.SID = section_config.SID "
                                 "WHERE UID = %ld AND section_master.enable AND section_config.enable "
                                 "AND (NOW() BETWEEN begin_dt AND end_dt)",
                        uid);
        if (mysql_query(db, sql) != 0)
        {
                log_error("Query section_master error: %s\n", mysql_error(db));
                return -1;
        }
        if ((rs = mysql_store_result(db)) == NULL)
        {
                log_error("Get section_master data failed\n");
                return -1;
        }
        while ((row = mysql_fetch_row(rs)))
        {
                p_priv->level |= (atoi(row[1]) ? P_MAN_M : P_MAN_S);
                setpriv(p_priv, atoi(row[0]), getpriv(p_priv, atoi(row[0])) | (atoi(row[1]) ? S_MAN_M : S_MAN_S));
        }
        mysql_free_result(rs);

        // Section status
        snprintf(sql, sizeof(sql), "SELECT SID, exp_get, read_user_level, write_user_level FROM section_config "
                                 "INNER JOIN section_class ON section_config.CID = section_class.CID "
                                 "WHERE section_config.enable AND section_class.enable "
                                 "ORDER BY SID");
        if (mysql_query(db, sql) != 0)
        {
                log_error("Query section_config error: %s\n", mysql_error(db));
                return -1;
        }
        if ((rs = mysql_store_result(db)) == NULL)
        {
                log_error("Get section_config data failed\n");
                return -1;
        }
        while ((row = mysql_fetch_row(rs)))
        {
                int priv = getpriv(p_priv, atoi(row[0]));
                if (p_priv->level < atoi(row[2]))
                {
                        priv &= (~S_LIST);
                }
                if (p_priv->level < atoi(row[3]))
                {
                        priv &= (~S_POST);
                }
                if (!atoi(row[1]))
                {
                        priv &= (~S_GETEXP);
                }
                setpriv(p_priv, atoi(row[0]), priv);
        }
        mysql_free_result(rs);

        // Section ban
        snprintf(sql, sizeof(sql), "SELECT SID FROM ban_user_list WHERE UID = %ld AND enable "
                                 "AND (NOW() BETWEEN ban_dt AND unban_dt)",
                        uid);
        if (mysql_query(db, sql) != 0)
        {
                log_error("Query ban_user_list error: %s\n", mysql_error(db));
                return -1;
        }
        if ((rs = mysql_store_result(db)) == NULL)
        {
                log_error("Get ban_user_list data failed\n");
                return -1;
        }
        while ((row = mysql_fetch_row(rs)))
        {
                setpriv(p_priv, atoi(row[0]),
                                getpriv(p_priv, atoi(row[0])) & (~S_POST));
        }
        mysql_free_result(rs);

        return 0;
}
1	/***************************************************************************
2	user_priv.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	#include "user_priv.h"
18	#include "bbs.h"
19	#include "common.h"
20	#include "database.h"
21	#include "log.h"
22	#include <stdio.h>
23	#include <mysql.h>
24	#include <stdlib.h>
25
26	BBS_user_priv BBS_priv;
27
28	int setpriv(BBS_user_priv *p_priv, int sid, int priv)
29	{
30	int i;
31	if (sid > 0)
32	{
33	for (i = 0; i < p_priv->s_count; i++)
34	{
35	if (p_priv->s_priv_list[i].sid == sid)
36	{
37	p_priv->s_priv_list[i].s_priv = priv;
38	return 0;
39	}
40	}
41	if (i < BBS_max_section)
42	{
43	p_priv->s_priv_list[i].s_priv = priv;
44	}
45	else
46	{
47	return -1;
48	}
49	}
50	else
51	{
52	p_priv->g_priv = priv;
53	}
54
55	return 0;
56	}
57
58	int getpriv(BBS_user_priv *p_priv, int sid)
59	{
60	int i;
61	for (i = 0; i < p_priv->s_count; i++)
62	{
63	if (p_priv->s_priv_list[i].sid == sid)
64	return p_priv->s_priv_list[i].s_priv;
65	}
66
67	return (sid >= 0 ? p_priv->g_priv : S_NONE);
68	}
69
70	int load_priv(MYSQL db, BBS_user_priv p_priv, long int uid)
71	{
72	MYSQL_RES *rs;
73	MYSQL_ROW row;
74	char sql[SQL_BUFFER_LEN];
75
76	p_priv->uid = uid;
77	p_priv->level = (uid == 0 ? P_GUEST : P_USER);
78	p_priv->g_priv = S_DEFAULT;
79	p_priv->s_count = 0;
80
81	if (db == NULL)
82	return 1;
83
84	// Permission
85	snprintf(sql, sizeof(sql), "SELECT p_post, p_msg FROM user_list WHERE UID = %ld AND verified",
86	uid);
87	if (mysql_query(db, sql) != 0)
88	{
89	log_error("Query user_list error: %s\n", mysql_error(db));
90	return -1;
91	}
92	if ((rs = mysql_store_result(db)) == NULL)
93	{
94	log_error("Get user_list data failed\n");
95	return -1;
96	}
97	if ((row = mysql_fetch_row(rs)))
98	{
99	p_priv->g_priv \|= (atoi(row[0]) ? S_POST : 0);
100	p_priv->g_priv \|= (atoi(row[1]) ? S_MSG : 0);
101	}
102	mysql_free_result(rs);
103
104	// Admin
105	snprintf(sql, sizeof(sql), "SELECT major FROM admin_config WHERE UID = %ld "
106	"AND enable AND (NOW() BETWEEN begin_dt AND end_dt)",
107	uid);
108	if (mysql_query(db, sql) != 0)
109	{
110	log_error("Query admin_config error: %s\n", mysql_error(db));
111	return -1;
112	}
113	if ((rs = mysql_store_result(db)) == NULL)
114	{
115	log_error("Get admin_config data failed\n");
116	return -1;
117	}
118	if ((row = mysql_fetch_row(rs)))
119	{
120	p_priv->level \|= (atoi(row[0]) ? P_ADMIN_M : P_ADMIN_S);
121	p_priv->g_priv \|= (atoi(row[0]) ? S_ALL : S_ADMIN);
122	}
123	mysql_free_result(rs);
124
125	// Section Master
126	snprintf(sql, sizeof(sql), "SELECT section_master.SID, major FROM section_master "
127	"INNER JOIN section_config ON section_master.SID = section_config.SID "
128	"WHERE UID = %ld AND section_master.enable AND section_config.enable "
129	"AND (NOW() BETWEEN begin_dt AND end_dt)",
130	uid);
131	if (mysql_query(db, sql) != 0)
132	{
133	log_error("Query section_master error: %s\n", mysql_error(db));
134	return -1;
135	}
136	if ((rs = mysql_store_result(db)) == NULL)
137	{
138	log_error("Get section_master data failed\n");
139	return -1;
140	}
141	while ((row = mysql_fetch_row(rs)))
142	{
143	p_priv->level \|= (atoi(row[1]) ? P_MAN_M : P_MAN_S);
144	setpriv(p_priv, atoi(row[0]), getpriv(p_priv, atoi(row[0])) \| (atoi(row[1]) ? S_MAN_M : S_MAN_S));
145	}
146	mysql_free_result(rs);
147
148	// Section status
149	snprintf(sql, sizeof(sql), "SELECT SID, exp_get, read_user_level, write_user_level FROM section_config "
150	"INNER JOIN section_class ON section_config.CID = section_class.CID "
151	"WHERE section_config.enable AND section_class.enable "
152	"ORDER BY SID");
153	if (mysql_query(db, sql) != 0)
154	{
155	log_error("Query section_config error: %s\n", mysql_error(db));
156	return -1;
157	}
158	if ((rs = mysql_store_result(db)) == NULL)
159	{
160	log_error("Get section_config data failed\n");
161	return -1;
162	}
163	while ((row = mysql_fetch_row(rs)))
164	{
165	int priv = getpriv(p_priv, atoi(row[0]));
166	if (p_priv->level < atoi(row[2]))
167	{
168	priv &= (~S_LIST);
169	}
170	if (p_priv->level < atoi(row[3]))
171	{
172	priv &= (~S_POST);
173	}
174	if (!atoi(row[1]))
175	{
176	priv &= (~S_GETEXP);
177	}
178	setpriv(p_priv, atoi(row[0]), priv);
179	}
180	mysql_free_result(rs);
181
182	// Section ban
183	snprintf(sql, sizeof(sql), "SELECT SID FROM ban_user_list WHERE UID = %ld AND enable "
184	"AND (NOW() BETWEEN ban_dt AND unban_dt)",
185	uid);
186	if (mysql_query(db, sql) != 0)
187	{
188	log_error("Query ban_user_list error: %s\n", mysql_error(db));
189	return -1;
190	}
191	if ((rs = mysql_store_result(db)) == NULL)
192	{
193	log_error("Get ban_user_list data failed\n");
194	return -1;
195	}
196	while ((row = mysql_fetch_row(rs)))
197	{
198	setpriv(p_priv, atoi(row[0]),
199	getpriv(p_priv, atoi(row[0])) & (~S_POST));
200	}
201	mysql_free_result(rs);
202
203	return 0;
204	}
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