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>

BBS_user_priv BBS_priv;

int checklevel(BBS_user_priv *p_priv, int level)
{
        if (level == P_GUEST)
        {
                return 1;
        }

        return ((p_priv->level & level) ? 1 : 0);
}

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 checkpriv(BBS_user_priv *p_priv, int sid, int priv)
{
        return (((getpriv(p_priv, sid) & priv)) == priv ? 1 : 0);
}

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;

        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 failed\n");
                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 failed\n");
                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 failed\n");
                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 failed\n");
                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 failed\n");
                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
25	BBS_user_priv BBS_priv;
26
27	int checklevel(BBS_user_priv *p_priv, int level)
28	{
29	if (level == P_GUEST)
30	{
31	return 1;
32	}
33
34	return ((p_priv->level & level) ? 1 : 0);
35	}
36
37	int setpriv(BBS_user_priv *p_priv, int sid, int priv)
38	{
39	int i;
40	if (sid > 0)
41	{
42	for (i = 0; i < p_priv->s_count; i++)
43	{
44	if (p_priv->s_priv_list[i].sid == sid)
45	{
46	p_priv->s_priv_list[i].s_priv = priv;
47	return 0;
48	}
49	}
50	if (i < BBS_max_section)
51	{
52	p_priv->s_priv_list[i].s_priv = priv;
53	}
54	else
55	{
56	return -1;
57	}
58	}
59	else
60	{
61	p_priv->g_priv = priv;
62	}
63
64	return 0;
65	}
66
67	int getpriv(BBS_user_priv *p_priv, int sid)
68	{
69	int i;
70	for (i = 0; i < p_priv->s_count; i++)
71	{
72	if (p_priv->s_priv_list[i].sid == sid)
73	return p_priv->s_priv_list[i].s_priv;
74	}
75
76	return (sid >= 0 ? p_priv->g_priv : S_NONE);
77	}
78
79	int checkpriv(BBS_user_priv *p_priv, int sid, int priv)
80	{
81	return (((getpriv(p_priv, sid) & priv)) == priv ? 1 : 0);
82	}
83
84	int load_priv(MYSQL db, BBS_user_priv p_priv, long int uid)
85	{
86	MYSQL_RES *rs;
87	MYSQL_ROW row;
88	char sql[SQL_BUFFER_LEN];
89
90	p_priv->uid = uid;
91	p_priv->level = (uid == 0 ? P_GUEST : P_USER);
92	p_priv->g_priv = S_DEFAULT;
93
94	if (db == NULL)
95	return 1;
96
97	// Permission
98	snprintf(sql, sizeof(sql), "SELECT p_post, p_msg FROM user_list WHERE UID = %ld AND verified",
99	uid);
100	if (mysql_query(db, sql) != 0)
101	{
102	log_error("Query user_list failed\n");
103	return -1;
104	}
105	if ((rs = mysql_store_result(db)) == NULL)
106	{
107	log_error("Get user_list data failed\n");
108	return -1;
109	}
110	if ((row = mysql_fetch_row(rs)))
111	{
112	p_priv->g_priv \|= (atoi(row[0]) ? S_POST : 0);
113	p_priv->g_priv \|= (atoi(row[1]) ? S_MSG : 0);
114	}
115	mysql_free_result(rs);
116
117	// Admin
118	snprintf(sql, sizeof(sql), "SELECT major FROM admin_config WHERE UID = %ld "
119	"AND enable AND (NOW() BETWEEN begin_dt AND end_dt)",
120	uid);
121	if (mysql_query(db, sql) != 0)
122	{
123	log_error("Query admin_config failed\n");
124	return -1;
125	}
126	if ((rs = mysql_store_result(db)) == NULL)
127	{
128	log_error("Get admin_config data failed\n");
129	return -1;
130	}
131	if ((row = mysql_fetch_row(rs)))
132	{
133	p_priv->level \|= (atoi(row[0]) ? P_ADMIN_M : P_ADMIN_S);
134	p_priv->g_priv \|= (atoi(row[0]) ? S_ALL : S_ADMIN);
135	}
136	mysql_free_result(rs);
137
138	// Section Master
139	snprintf(sql, sizeof(sql), "SELECT section_master.SID, major FROM section_master "
140	"INNER JOIN section_config ON section_master.SID = section_config.SID "
141	"WHERE UID = %ld AND section_master.enable AND section_config.enable "
142	"AND (NOW() BETWEEN begin_dt AND end_dt)",
143	uid);
144	if (mysql_query(db, sql) != 0)
145	{
146	log_error("Query section_master failed\n");
147	return -1;
148	}
149	if ((rs = mysql_store_result(db)) == NULL)
150	{
151	log_error("Get section_master data failed\n");
152	return -1;
153	}
154	while ((row = mysql_fetch_row(rs)))
155	{
156	p_priv->level \|= (atoi(row[1]) ? P_MAN_M : P_MAN_S);
157	setpriv(p_priv, atoi(row[0]), getpriv(p_priv, atoi(row[0])) \| (atoi(row[1]) ? S_MAN_M : S_MAN_S));
158	}
159	mysql_free_result(rs);
160
161	// Section status
162	snprintf(sql, sizeof(sql), "SELECT SID, exp_get, read_user_level, write_user_level FROM section_config "
163	"INNER JOIN section_class ON section_config.CID = section_class.CID "
164	"WHERE section_config.enable AND section_class.enable "
165	"ORDER BY SID");
166	if (mysql_query(db, sql) != 0)
167	{
168	log_error("Query section_config failed\n");
169	return -1;
170	}
171	if ((rs = mysql_store_result(db)) == NULL)
172	{
173	log_error("Get section_config data failed\n");
174	return -1;
175	}
176	while ((row = mysql_fetch_row(rs)))
177	{
178	int priv = getpriv(p_priv, atoi(row[0]));
179	if (p_priv->level < atoi(row[2]))
180	{
181	priv &= (~S_LIST);
182	}
183	if (p_priv->level < atoi(row[3]))
184	{
185	priv &= (~S_POST);
186	}
187	if (!atoi(row[1]))
188	{
189	priv &= (~S_GETEXP);
190	}
191	setpriv(p_priv, atoi(row[0]), priv);
192	}
193	mysql_free_result(rs);
194
195	// Section ban
196	snprintf(sql, sizeof(sql), "SELECT SID FROM ban_user_list WHERE UID = %ld AND enable "
197	"AND (NOW() BETWEEN ban_dt AND unban_dt)",
198	uid);
199	if (mysql_query(db, sql) != 0)
200	{
201	log_error("Query ban_user_list failed\n");
202	return -1;
203	}
204	if ((rs = mysql_store_result(db)) == NULL)
205	{
206	log_error("Get ban_user_list data failed\n");
207	return -1;
208	}
209	while ((row = mysql_fetch_row(rs)))
210	{
211	setpriv(p_priv, atoi(row[0]),
212	getpriv(p_priv, atoi(row[0])) & (~S_POST));
213	}
214	mysql_free_result(rs);
215
216	return 0;
217	}
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