| 1 |
/* SPDX-License-Identifier: GPL-3.0-or-later */
|
| 2 |
/*
|
| 3 |
* money
|
| 4 |
* - basic operations of user money
|
| 5 |
*
|
| 6 |
* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com>
|
| 7 |
*/
|
| 8 |
|
| 9 |
#ifdef HAVE_CONFIG_H
|
| 10 |
#include "config.h"
|
| 11 |
#endif
|
| 12 |
|
| 13 |
#include "database.h"
|
| 14 |
#include "log.h"
|
| 15 |
#include "money.h"
|
| 16 |
#include "user_priv.h"
|
| 17 |
#include <stdio.h>
|
| 18 |
#include <stdlib.h>
|
| 19 |
#include <mysql.h>
|
| 20 |
|
| 21 |
int BBS_user_money = 0;
|
| 22 |
|
| 23 |
int money_balance()
|
| 24 |
{
|
| 25 |
return BBS_user_money;
|
| 26 |
}
|
| 27 |
|
| 28 |
int money_deposit(int money)
|
| 29 |
{
|
| 30 |
MYSQL *db;
|
| 31 |
MYSQL_RES *rs;
|
| 32 |
MYSQL_ROW row;
|
| 33 |
char sql[SQL_BUFFER_LEN];
|
| 34 |
int ret = 0;
|
| 35 |
|
| 36 |
if (money <= 0)
|
| 37 |
{
|
| 38 |
return 0;
|
| 39 |
}
|
| 40 |
|
| 41 |
db = db_open();
|
| 42 |
if (db == NULL)
|
| 43 |
{
|
| 44 |
return -1;
|
| 45 |
}
|
| 46 |
|
| 47 |
// Begin transaction
|
| 48 |
if (mysql_query(db, "SET autocommit=0") != 0)
|
| 49 |
{
|
| 50 |
log_error("SET autocommit=0 error: %s", mysql_error(db));
|
| 51 |
return -1;
|
| 52 |
}
|
| 53 |
|
| 54 |
if (mysql_query(db, "BEGIN") != 0)
|
| 55 |
{
|
| 56 |
log_error("Begin transaction error: %s", mysql_error(db));
|
| 57 |
return -1;
|
| 58 |
}
|
| 59 |
|
| 60 |
snprintf(sql, sizeof(sql),
|
| 61 |
"SELECT game_money FROM user_pubinfo WHERE UID = %d FOR UPDATE",
|
| 62 |
BBS_priv.uid);
|
| 63 |
|
| 64 |
if (mysql_query(db, sql) != 0)
|
| 65 |
{
|
| 66 |
log_error("Query user_pubinfo error: %s", mysql_error(db));
|
| 67 |
return -1;
|
| 68 |
}
|
| 69 |
if ((rs = mysql_store_result(db)) == NULL)
|
| 70 |
{
|
| 71 |
log_error("Get user money failed");
|
| 72 |
return -1;
|
| 73 |
}
|
| 74 |
if ((row = mysql_fetch_row(rs)))
|
| 75 |
{
|
| 76 |
BBS_user_money = atoi(row[0]);
|
| 77 |
}
|
| 78 |
mysql_free_result(rs);
|
| 79 |
|
| 80 |
if (BBS_user_money + money < USER_MONEY_MAX)
|
| 81 |
{
|
| 82 |
ret = money;
|
| 83 |
BBS_user_money += money;
|
| 84 |
}
|
| 85 |
else if (BBS_user_money < USER_MONEY_MAX)
|
| 86 |
{
|
| 87 |
ret = USER_MONEY_MAX - BBS_user_money;
|
| 88 |
BBS_user_money = USER_MONEY_MAX;
|
| 89 |
}
|
| 90 |
else // Balance exceeds 1 billion !!!
|
| 91 |
{
|
| 92 |
mysql_close(db);
|
| 93 |
return -2;
|
| 94 |
}
|
| 95 |
|
| 96 |
snprintf(sql, sizeof(sql),
|
| 97 |
"UPDATE user_pubinfo SET game_money = %d WHERE UID = %d",
|
| 98 |
BBS_user_money, BBS_priv.uid);
|
| 99 |
|
| 100 |
if (mysql_query(db, sql) != 0)
|
| 101 |
{
|
| 102 |
log_error("Update user_pubinfo error: %s", mysql_error(db));
|
| 103 |
return -1;
|
| 104 |
}
|
| 105 |
|
| 106 |
// Commit transaction
|
| 107 |
if (mysql_query(db, "COMMIT") != 0)
|
| 108 |
{
|
| 109 |
log_error("Commit transaction error: %s", mysql_error(db));
|
| 110 |
return -1;
|
| 111 |
}
|
| 112 |
|
| 113 |
mysql_close(db);
|
| 114 |
|
| 115 |
return ret;
|
| 116 |
}
|
| 117 |
|
| 118 |
int money_withdraw(int money)
|
| 119 |
{
|
| 120 |
MYSQL *db;
|
| 121 |
MYSQL_RES *rs;
|
| 122 |
MYSQL_ROW row;
|
| 123 |
char sql[SQL_BUFFER_LEN];
|
| 124 |
int ret = 0;
|
| 125 |
|
| 126 |
if (money <= 0)
|
| 127 |
{
|
| 128 |
return 0;
|
| 129 |
}
|
| 130 |
|
| 131 |
db = db_open();
|
| 132 |
if (db == NULL)
|
| 133 |
{
|
| 134 |
return -1;
|
| 135 |
}
|
| 136 |
|
| 137 |
// Begin transaction
|
| 138 |
if (mysql_query(db, "SET autocommit=0") != 0)
|
| 139 |
{
|
| 140 |
log_error("SET autocommit=0 error: %s", mysql_error(db));
|
| 141 |
return -1;
|
| 142 |
}
|
| 143 |
|
| 144 |
if (mysql_query(db, "BEGIN") != 0)
|
| 145 |
{
|
| 146 |
log_error("Begin transaction error: %s", mysql_error(db));
|
| 147 |
return -1;
|
| 148 |
}
|
| 149 |
|
| 150 |
snprintf(sql, sizeof(sql),
|
| 151 |
"SELECT game_money FROM user_pubinfo WHERE UID = %d FOR UPDATE",
|
| 152 |
BBS_priv.uid);
|
| 153 |
|
| 154 |
if (mysql_query(db, sql) != 0)
|
| 155 |
{
|
| 156 |
log_error("Query user_pubinfo error: %s", mysql_error(db));
|
| 157 |
return -1;
|
| 158 |
}
|
| 159 |
if ((rs = mysql_store_result(db)) == NULL)
|
| 160 |
{
|
| 161 |
log_error("Get user money failed");
|
| 162 |
return -1;
|
| 163 |
}
|
| 164 |
if ((row = mysql_fetch_row(rs)))
|
| 165 |
{
|
| 166 |
BBS_user_money = atoi(row[0]);
|
| 167 |
}
|
| 168 |
mysql_free_result(rs);
|
| 169 |
|
| 170 |
if (BBS_user_money >= money)
|
| 171 |
{
|
| 172 |
ret = money;
|
| 173 |
BBS_user_money -= money;
|
| 174 |
}
|
| 175 |
else // No enough balance
|
| 176 |
{
|
| 177 |
mysql_close(db);
|
| 178 |
return -2;
|
| 179 |
}
|
| 180 |
|
| 181 |
snprintf(sql, sizeof(sql),
|
| 182 |
"UPDATE user_pubinfo SET game_money = %d WHERE UID = %d",
|
| 183 |
BBS_user_money, BBS_priv.uid);
|
| 184 |
|
| 185 |
if (mysql_query(db, sql) != 0)
|
| 186 |
{
|
| 187 |
log_error("Update user_pubinfo error: %s", mysql_error(db));
|
| 188 |
return -1;
|
| 189 |
}
|
| 190 |
|
| 191 |
// Commit transaction
|
| 192 |
if (mysql_query(db, "COMMIT") != 0)
|
| 193 |
{
|
| 194 |
log_error("Commit transaction error: %s", mysql_error(db));
|
| 195 |
return -1;
|
| 196 |
}
|
| 197 |
|
| 198 |
mysql_close(db);
|
| 199 |
|
| 200 |
return ret;
|
| 201 |
}
|
| 202 |
|
| 203 |
int money_refresh(void)
|
| 204 |
{
|
| 205 |
MYSQL *db;
|
| 206 |
MYSQL_RES *rs;
|
| 207 |
MYSQL_ROW row;
|
| 208 |
char sql[SQL_BUFFER_LEN];
|
| 209 |
|
| 210 |
db = db_open();
|
| 211 |
if (db == NULL)
|
| 212 |
{
|
| 213 |
return -1;
|
| 214 |
}
|
| 215 |
|
| 216 |
snprintf(sql, sizeof(sql),
|
| 217 |
"SELECT game_money FROM user_pubinfo WHERE UID = %d FOR UPDATE",
|
| 218 |
BBS_priv.uid);
|
| 219 |
|
| 220 |
if (mysql_query(db, sql) != 0)
|
| 221 |
{
|
| 222 |
log_error("Query user_pubinfo error: %s", mysql_error(db));
|
| 223 |
return -1;
|
| 224 |
}
|
| 225 |
if ((rs = mysql_store_result(db)) == NULL)
|
| 226 |
{
|
| 227 |
log_error("Get user money failed");
|
| 228 |
return -1;
|
| 229 |
}
|
| 230 |
if ((row = mysql_fetch_row(rs)))
|
| 231 |
{
|
| 232 |
BBS_user_money = atoi(row[0]);
|
| 233 |
}
|
| 234 |
mysql_free_result(rs);
|
| 235 |
|
| 236 |
mysql_close(db);
|
| 237 |
|
| 238 |
return 0;
|
| 239 |
}
|
Parent Directory
| 
Revision Log