/[LeafOK_CVS]/lbbs/src/user_priv.c
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Revision 1.17 by sysadm, Fri May 30 02:56:02 2025 UTC Revision 1.24 by sysadm, Tue Nov 4 14:58:56 2025 UTC
# Line 1  Line 1 
1  /***************************************************************************  /* SPDX-License-Identifier: GPL-3.0-or-later */
2                                                    user_priv.c  -  description  /*
3                                                           -------------------   * user_priv
4          Copyright            : (C) 2004-2025 by Leaflet   *   - basic operations of user privilege
5          Email                : leaflet@leafok.com   *
6   ***************************************************************************/   * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
7     */
 /***************************************************************************  
  *                                                                         *  
  *   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.                                   *  
  *                                                                         *  
  ***************************************************************************/  
8    
 #include "user_priv.h"  
9  #include "bbs.h"  #include "bbs.h"
10  #include "common.h"  #include "common.h"
11  #include "database.h"  #include "database.h"
12  #include "log.h"  #include "log.h"
13    #include "user_priv.h"
14  #include <stdio.h>  #include <stdio.h>
 #include <mysql.h>  
15  #include <stdlib.h>  #include <stdlib.h>
16    #include <mysql/mysql.h>
17    
18  BBS_user_priv BBS_priv;  BBS_user_priv BBS_priv;
19    
20  int setpriv(BBS_user_priv *p_priv, int sid, int priv, int is_favor)  inline static int search_priv(BBS_user_priv *p_priv, int sid, int *p_offset)
21  {  {
22          int left = 0;          int left = 0;
23          int right = p_priv->s_count - 1;          int right = p_priv->s_count - 1;
24          int mid = 0;          int mid = 0;
25    
         if (sid == 0)  
         {  
                 p_priv->g_priv = priv;  
                 return 0;  
         }  
   
26          while (left < right)          while (left < right)
27          {          {
28                  mid = (left + right) / 2;                  mid = (left + right) / 2;
29    
30                  if (sid <= p_priv->s_priv_list[mid].sid)                  if (sid < p_priv->s_priv_list[mid].sid)
31                  {                  {
32                          right = mid;                          right = mid - 1;
33                  }                  }
34                  else                  else if (sid > p_priv->s_priv_list[mid].sid)
35                  {                  {
36                          left = mid + 1;                          left = mid + 1;
37                  }                  }
38                    else // if (sid == p_priv->s_priv_list[mid].sid)
39                    {
40                            left = mid;
41                            break;
42                    }
43            }
44    
45            *p_offset = left;
46    
47            return (sid == p_priv->s_priv_list[left].sid);
48    }
49    
50    int setpriv(BBS_user_priv *p_priv, int sid, int priv, int is_favor)
51    {
52            int offset;
53            int i;
54    
55            if (sid == 0)
56            {
57                    p_priv->g_priv = priv;
58                    return 0;
59          }          }
60    
61          if (left == right && sid == p_priv->s_priv_list[left].sid) // found          if (search_priv(p_priv, sid, &offset)) // found
62          {          {
63                  p_priv->s_priv_list[left].s_priv = priv;                  p_priv->s_priv_list[offset].s_priv = priv;
64                  p_priv->s_priv_list[left].is_favor = is_favor;                  p_priv->s_priv_list[offset].is_favor = is_favor;
65                  return 0;                  return 0;
66          }          }
67    
# Line 65  int setpriv(BBS_user_priv *p_priv, int s Line 72  int setpriv(BBS_user_priv *p_priv, int s
72          }          }
73    
74          // move items at [left, p_priv->s_count - 1] to [left + 1, p_priv->s_count]          // move items at [left, p_priv->s_count - 1] to [left + 1, p_priv->s_count]
75          for (right = p_priv->s_count - 1; right >= left; right--)          for (i = p_priv->s_count - 1; i >= offset; i--)
76          {          {
77                  p_priv->s_priv_list[right + 1] = p_priv->s_priv_list[right];                  p_priv->s_priv_list[i + 1] = p_priv->s_priv_list[i];
78          }          }
79          p_priv->s_count++;          p_priv->s_count++;
80    
81          // insert new item at offset left          // insert new item at offset left
82          p_priv->s_priv_list[left].sid = sid;          p_priv->s_priv_list[offset].sid = sid;
83          p_priv->s_priv_list[left].s_priv = priv;          p_priv->s_priv_list[offset].s_priv = priv;
84          p_priv->s_priv_list[left].is_favor = is_favor;          p_priv->s_priv_list[offset].is_favor = is_favor;
85    
86          return 0;          return 0;
87  }  }
88    
89  int getpriv(BBS_user_priv *p_priv, int sid, int *p_is_favor)  int getpriv(BBS_user_priv *p_priv, int sid, int *p_is_favor)
90  {  {
91          int left = 0;          int offset;
         int right = p_priv->s_count - 1;  
         int mid = 0;  
   
         while (left < right)  
         {  
                 mid = (left + right) / 2;  
   
                 if (sid <= p_priv->s_priv_list[mid].sid)  
                 {  
                         right = mid;  
                 }  
                 else  
                 {  
                         left = mid + 1;  
                 }  
         }  
   
         if (left == right && sid == p_priv->s_priv_list[left].sid) // found  
         {  
                 *p_is_favor = p_priv->s_priv_list[left].is_favor;  
                 return p_priv->s_priv_list[left].s_priv;  
         }  
92    
93          if (sid != 0)          if (search_priv(p_priv, sid, &offset)) // found
94          {          {
95                  *p_is_favor = 0;                  *p_is_favor = p_priv->s_priv_list[offset].is_favor;
96                    return p_priv->s_priv_list[offset].s_priv;
97          }          }
98    
99            *p_is_favor = 0;
100          return (sid >= 0 ? p_priv->g_priv : S_NONE);          return (sid >= 0 ? p_priv->g_priv : S_NONE);
101  }  }
102    
103  int load_priv(MYSQL *db, BBS_user_priv *p_priv, long int uid)  int load_priv(MYSQL *db, BBS_user_priv *p_priv, int uid)
104  {  {
105          MYSQL_RES *rs;          MYSQL_RES *rs;
106          MYSQL_ROW row;          MYSQL_ROW row;
# Line 131  int load_priv(MYSQL *db, BBS_user_priv * Line 118  int load_priv(MYSQL *db, BBS_user_priv *
118    
119          // Permission          // Permission
120          snprintf(sql, sizeof(sql),          snprintf(sql, sizeof(sql),
121                           "SELECT p_post, p_msg FROM user_list WHERE UID = %ld AND verified",                           "SELECT p_post, p_msg FROM user_list WHERE UID = %d AND verified",
122                           uid);                           uid);
123          if (mysql_query(db, sql) != 0)          if (mysql_query(db, sql) != 0)
124          {          {
# Line 152  int load_priv(MYSQL *db, BBS_user_priv * Line 139  int load_priv(MYSQL *db, BBS_user_priv *
139    
140          // Admin          // Admin
141          snprintf(sql, sizeof(sql),          snprintf(sql, sizeof(sql),
142                           "SELECT major FROM admin_config WHERE UID = %ld "                           "SELECT major FROM admin_config WHERE UID = %d "
143                           "AND enable AND (NOW() BETWEEN begin_dt AND end_dt)",                           "AND enable AND (NOW() BETWEEN begin_dt AND end_dt)",
144                           uid);                           uid);
145          if (mysql_query(db, sql) != 0)          if (mysql_query(db, sql) != 0)
# Line 176  int load_priv(MYSQL *db, BBS_user_priv * Line 163  int load_priv(MYSQL *db, BBS_user_priv *
163          snprintf(sql, sizeof(sql),          snprintf(sql, sizeof(sql),
164                           "SELECT section_master.SID, major FROM section_master "                           "SELECT section_master.SID, major FROM section_master "
165                           "INNER JOIN section_config ON section_master.SID = section_config.SID "                           "INNER JOIN section_config ON section_master.SID = section_config.SID "
166                           "WHERE UID = %ld AND section_master.enable AND section_config.enable "                           "WHERE UID = %d AND section_master.enable AND section_config.enable "
167                           "AND (NOW() BETWEEN begin_dt AND end_dt)",                           "AND (NOW() BETWEEN begin_dt AND end_dt)",
168                           uid);                           uid);
169          if (mysql_query(db, sql) != 0)          if (mysql_query(db, sql) != 0)
# Line 234  int load_priv(MYSQL *db, BBS_user_priv * Line 221  int load_priv(MYSQL *db, BBS_user_priv *
221    
222          // Section ban          // Section ban
223          snprintf(sql, sizeof(sql),          snprintf(sql, sizeof(sql),
224                           "SELECT SID FROM ban_user_list WHERE UID = %ld AND enable "                           "SELECT SID FROM ban_user_list WHERE UID = %d AND enable "
225                           "AND (NOW() BETWEEN ban_dt AND unban_dt)",                           "AND (NOW() BETWEEN ban_dt AND unban_dt)",
226                           uid);                           uid);
227          if (mysql_query(db, sql) != 0)          if (mysql_query(db, sql) != 0)
# Line 256  int load_priv(MYSQL *db, BBS_user_priv * Line 243  int load_priv(MYSQL *db, BBS_user_priv *
243    
244          // User favor section          // User favor section
245          snprintf(sql, sizeof(sql),          snprintf(sql, sizeof(sql),
246                           "SELECT SID FROM section_favorite WHERE UID = %ld",                           "SELECT SID FROM section_favorite WHERE UID = %d",
247                           uid);                           uid);
248          if (mysql_query(db, sql) != 0)          if (mysql_query(db, sql) != 0)
249          {          {

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