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 left = 0;
        int right = p_priv->s_count - 1;
        int mid;

        if (sid == 0)
        {
                p_priv->g_priv = priv;
                return 0;
        }

        while (left < right)
        {
                mid = (left + right) / 2;

                if (sid <= p_priv->s_priv_list[mid].sid)
                {
                        right = mid;
                }
                else
                {
                        left = mid + 1;
                }
        }

        if (sid == p_priv->s_priv_list[left].sid) // found
        {
                p_priv->s_priv_list[left].s_priv = priv;
                return 0;
        }

        // not found
        if (p_priv->s_count >= BBS_max_section)
        {
                return -1;
        }

        // move items at [left, p_priv->s_count - 1] to [left + 1, p_priv->s_count]
        for (right = p_priv->s_count - 1; right >= left; right--)
        {
                p_priv->s_priv_list[right + 1] = p_priv->s_priv_list[right];
        }
        // insert new item at offset left
        p_priv->s_priv_list[left].s_priv = priv;

        return 0;
}

int getpriv(BBS_user_priv *p_priv, int sid)
{
        int left = 0;
        int right = p_priv->s_count - 1;
        int mid;

        while (left < right)
        {
                mid = (left + right) / 2;

                if (sid <= p_priv->s_priv_list[mid].sid)
                {
                        right = mid;
                }
                else
                {
                        left = mid + 1;
                }
        }

        if (sid == p_priv->s_priv_list[left].sid) // found
        {
                return p_priv->s_priv_list[left].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	sysadm	1.1	/***************************************************************************
2	sysadm	1.5	user_priv.c - description
3			-------------------
4	sysadm	1.12	Copyright : (C) 2004-2025 by Leaflet
5			Email : leaflet@leafok.com
6	sysadm	1.1	***************************************************************************/
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	sysadm	1.12	* the Free Software Foundation; either version 3 of the License, or *
13	sysadm	1.1	* (at your option) any later version. *
14			* *
15			***************************************************************************/
16
17	sysadm	1.8	#include "user_priv.h"
18	sysadm	1.1	#include "bbs.h"
19	sysadm	1.2	#include "common.h"
20	sysadm	1.10	#include "database.h"
21	sysadm	1.8	#include "log.h"
22			#include <stdio.h>
23	sysadm	1.1	#include <mysql.h>
24	sysadm	1.15	#include <stdlib.h>
25	sysadm	1.1
26	sysadm	1.8	BBS_user_priv BBS_priv;
27
28	sysadm	1.5	int setpriv(BBS_user_priv *p_priv, int sid, int priv)
29	sysadm	1.2	{
30	sysadm	1.16	int left = 0;
31			int right = p_priv->s_count - 1;
32			int mid;
33
34			if (sid == 0)
35	sysadm	1.2	{
36	sysadm	1.16	p_priv->g_priv = priv;
37			return 0;
38			}
39
40			while (left < right)
41			{
42			mid = (left + right) / 2;
43
44			if (sid <= p_priv->s_priv_list[mid].sid)
45	sysadm	1.5	{
46	sysadm	1.16	right = mid;
47	sysadm	1.5	}
48			else
49			{
50	sysadm	1.16	left = mid + 1;
51	sysadm	1.5	}
52	sysadm	1.2	}
53	sysadm	1.16
54			if (sid == p_priv->s_priv_list[left].sid) // found
55	sysadm	1.2	{
56	sysadm	1.16	p_priv->s_priv_list[left].s_priv = priv;
57			return 0;
58			}
59
60			// not found
61			if (p_priv->s_count >= BBS_max_section)
62			{
63			return -1;
64			}
65
66			// move items at [left, p_priv->s_count - 1] to [left + 1, p_priv->s_count]
67			for (right = p_priv->s_count - 1; right >= left; right--)
68			{
69			p_priv->s_priv_list[right + 1] = p_priv->s_priv_list[right];
70	sysadm	1.2	}
71	sysadm	1.16	// insert new item at offset left
72			p_priv->s_priv_list[left].s_priv = priv;
73	sysadm	1.5
74			return 0;
75			}
76
77			int getpriv(BBS_user_priv *p_priv, int sid)
78			{
79	sysadm	1.16	int left = 0;
80			int right = p_priv->s_count - 1;
81			int mid;
82
83			while (left < right)
84			{
85			mid = (left + right) / 2;
86
87			if (sid <= p_priv->s_priv_list[mid].sid)
88			{
89			right = mid;
90			}
91			else
92			{
93			left = mid + 1;
94			}
95			}
96
97			if (sid == p_priv->s_priv_list[left].sid) // found
98	sysadm	1.2	{
99	sysadm	1.16	return p_priv->s_priv_list[left].s_priv;
100	sysadm	1.2	}
101
102	sysadm	1.5	return (sid >= 0 ? p_priv->g_priv : S_NONE);
103	sysadm	1.2	}
104
105	sysadm	1.6	int load_priv(MYSQL db, BBS_user_priv p_priv, long int uid)
106	sysadm	1.2	{
107	sysadm	1.5	MYSQL_RES *rs;
108			MYSQL_ROW row;
109	sysadm	1.10	char sql[SQL_BUFFER_LEN];
110	sysadm	1.5
111			p_priv->uid = uid;
112			p_priv->level = (uid == 0 ? P_GUEST : P_USER);
113			p_priv->g_priv = S_DEFAULT;
114	sysadm	1.14	p_priv->s_count = 0;
115	sysadm	1.5
116			if (db == NULL)
117			return 1;
118
119	sysadm	1.7	// Permission
120	sysadm	1.11	snprintf(sql, sizeof(sql), "SELECT p_post, p_msg FROM user_list WHERE UID = %ld AND verified",
121	sysadm	1.16	uid);
122	sysadm	1.5	if (mysql_query(db, sql) != 0)
123			{
124	sysadm	1.15	log_error("Query user_list error: %s\n", mysql_error(db));
125	sysadm	1.5	return -1;
126			}
127			if ((rs = mysql_store_result(db)) == NULL)
128			{
129	sysadm	1.7	log_error("Get user_list data failed\n");
130	sysadm	1.5	return -1;
131			}
132	sysadm	1.10	if ((row = mysql_fetch_row(rs)))
133	sysadm	1.5	{
134	sysadm	1.7	p_priv->g_priv \|= (atoi(row[0]) ? S_POST : 0);
135			p_priv->g_priv \|= (atoi(row[1]) ? S_MSG : 0);
136	sysadm	1.5	}
137			mysql_free_result(rs);
138
139	sysadm	1.7	// Admin
140	sysadm	1.11	snprintf(sql, sizeof(sql), "SELECT major FROM admin_config WHERE UID = %ld "
141	sysadm	1.16	"AND enable AND (NOW() BETWEEN begin_dt AND end_dt)",
142			uid);
143	sysadm	1.5	if (mysql_query(db, sql) != 0)
144			{
145	sysadm	1.15	log_error("Query admin_config error: %s\n", mysql_error(db));
146	sysadm	1.5	return -1;
147			}
148			if ((rs = mysql_store_result(db)) == NULL)
149			{
150	sysadm	1.7	log_error("Get admin_config data failed\n");
151	sysadm	1.5	return -1;
152			}
153	sysadm	1.10	if ((row = mysql_fetch_row(rs)))
154	sysadm	1.5	{
155	sysadm	1.9	p_priv->level \|= (atoi(row[0]) ? P_ADMIN_M : P_ADMIN_S);
156			p_priv->g_priv \|= (atoi(row[0]) ? S_ALL : S_ADMIN);
157	sysadm	1.5	}
158			mysql_free_result(rs);
159
160			// Section Master
161	sysadm	1.11	snprintf(sql, sizeof(sql), "SELECT section_master.SID, major FROM section_master "
162	sysadm	1.16	"INNER JOIN section_config ON section_master.SID = section_config.SID "
163			"WHERE UID = %ld AND section_master.enable AND section_config.enable "
164			"AND (NOW() BETWEEN begin_dt AND end_dt)",
165			uid);
166	sysadm	1.5	if (mysql_query(db, sql) != 0)
167			{
168	sysadm	1.15	log_error("Query section_master error: %s\n", mysql_error(db));
169	sysadm	1.5	return -1;
170			}
171			if ((rs = mysql_store_result(db)) == NULL)
172			{
173			log_error("Get section_master data failed\n");
174			return -1;
175			}
176	sysadm	1.10	while ((row = mysql_fetch_row(rs)))
177	sysadm	1.5	{
178			p_priv->level \|= (atoi(row[1]) ? P_MAN_M : P_MAN_S);
179			setpriv(p_priv, atoi(row[0]), getpriv(p_priv, atoi(row[0])) \| (atoi(row[1]) ? S_MAN_M : S_MAN_S));
180			}
181			mysql_free_result(rs);
182
183			// Section status
184	sysadm	1.11	snprintf(sql, sizeof(sql), "SELECT SID, exp_get, read_user_level, write_user_level FROM section_config "
185	sysadm	1.16	"INNER JOIN section_class ON section_config.CID = section_class.CID "
186			"WHERE section_config.enable AND section_class.enable "
187			"ORDER BY SID");
188	sysadm	1.5	if (mysql_query(db, sql) != 0)
189			{
190	sysadm	1.15	log_error("Query section_config error: %s\n", mysql_error(db));
191	sysadm	1.5	return -1;
192			}
193			if ((rs = mysql_store_result(db)) == NULL)
194			{
195			log_error("Get section_config data failed\n");
196			return -1;
197			}
198	sysadm	1.10	while ((row = mysql_fetch_row(rs)))
199	sysadm	1.5	{
200	sysadm	1.7	int priv = getpriv(p_priv, atoi(row[0]));
201	sysadm	1.5	if (p_priv->level < atoi(row[2]))
202	sysadm	1.7	{
203			priv &= (~S_LIST);
204			}
205	sysadm	1.5	if (p_priv->level < atoi(row[3]))
206	sysadm	1.7	{
207			priv &= (~S_POST);
208			}
209	sysadm	1.5	if (!atoi(row[1]))
210	sysadm	1.7	{
211			priv &= (~S_GETEXP);
212			}
213			setpriv(p_priv, atoi(row[0]), priv);
214	sysadm	1.5	}
215			mysql_free_result(rs);
216	sysadm	1.2
217	sysadm	1.5	// Section ban
218	sysadm	1.11	snprintf(sql, sizeof(sql), "SELECT SID FROM ban_user_list WHERE UID = %ld AND enable "
219	sysadm	1.16	"AND (NOW() BETWEEN ban_dt AND unban_dt)",
220			uid);
221	sysadm	1.5	if (mysql_query(db, sql) != 0)
222			{
223	sysadm	1.15	log_error("Query ban_user_list error: %s\n", mysql_error(db));
224	sysadm	1.5	return -1;
225			}
226			if ((rs = mysql_store_result(db)) == NULL)
227			{
228			log_error("Get ban_user_list data failed\n");
229			return -1;
230			}
231	sysadm	1.10	while ((row = mysql_fetch_row(rs)))
232	sysadm	1.5	{
233			setpriv(p_priv, atoi(row[0]),
234			getpriv(p_priv, atoi(row[0])) & (~S_POST));
235			}
236			mysql_free_result(rs);
237
238			return 0;
239	sysadm	1.1	}
webmaster@leafok.com	ViewVC Help
Powered by ViewVC 1.3.0-beta1