-
Notifications
You must be signed in to change notification settings - Fork 0
/
bannerdb.go
147 lines (137 loc) · 3.88 KB
/
bannerdb.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
package bannerdb
import (
"fmt"
"sync"
"database/sql"
"encoding/json"
"io/ioutil"
_ "github.com/go-sql-driver/mysql"
)
// written for documentation purposes or future uses.
type DBSettings struct{
User string
Pass string
Address string
Database string
CrossDatabase string
}
type AntiSpam struct {
IP string
Unix int32
Type string
}
type User struct {
Id int32
Name string
Pass string
}
type Ban struct {
Id int32
Name string
HardBan bool
}
type Mod struct {
Id int32
Name string
}
type Ad struct {
Id int32
Name string
URI string
URL string
IP string
Size string
Clicks int32
}
var lock = &sync.Mutex{}
var db_connection *sql.DB
var db_settings DBSettings
func init(){
fmt.Println("\nDatabase connection initialization...")
setting_json_bytes, err := ioutil.ReadFile("./settings/db-settings.json")
if err != nil{
panic(err)
}
err = json.Unmarshal(setting_json_bytes, &db_settings)
if err != nil{
panic(err)
}
initMysqlDBConnection()
fmt.Println("...Database connection initialized")
}
// golang auto sanitizes
func Query(request string , parameters []interface{}) ([]map[string]string, error){
// get similar entries of base thread id
items,err := db_connection.Query(request , parameters...)
if err != nil{
return []map[string]string{}, err
}
columns, _ := items.Columns()
var return_map []map[string]string
for items.Next(){
given_columns := make([]sql.NullString, len(columns))
given_column_pointers := make([]interface{}, len(columns))
for column_index, _ := range columns{
given_column_pointers[column_index] = &given_columns[column_index]
}
err := items.Scan(given_column_pointers...)
if err != nil{
return []map[string]string{}, err
}
current_map_data := make(map[string]string)
for index, column_name := range columns{
if given_columns[index].Valid{
current_map_data[column_name] = given_columns[index].String
}
}
return_map = append(return_map, current_map_data)
}
return return_map, nil
}
func CrossDBQuery(request string , parameters []interface{}) ([]map[string]string, error){
// get similar entries of base thread id
items,err := db_connection.Query(fmt.Sprintf(request , db_settings.CrossDatabase) , parameters...)
if err != nil{
return []map[string]string{}, err
}
columns, _ := items.Columns()
var return_map []map[string]string
for items.Next(){
given_columns := make([]sql.NullString, len(columns))
given_column_pointers := make([]interface{}, len(columns))
for column_index, _ := range columns{
given_column_pointers[column_index] = &given_columns[column_index]
}
err := items.Scan(given_column_pointers...)
if err != nil{
return []map[string]string{}, err
}
current_map_data := make(map[string]string)
for index, column_name := range columns{
if given_columns[index].Valid{
current_map_data[column_name] = given_columns[index].String
}
}
return_map = append(return_map, current_map_data)
}
return return_map, nil
}
func initMysqlDBConnection(){
if db_connection == nil {
lock.Lock()
if db_connection == nil {
fmt.Println("\tBegining DB connection...")
db , err := sql.Open("mysql", fmt.Sprintf("%s:%s@tcp(%s)/%s", db_settings.User, db_settings.Pass, db_settings.Address, db_settings.Database))
if err != nil {
panic(err)
}
db_connection = db
db_connection.SetConnMaxLifetime(0)
db_connection.SetConnMaxIdleTime(0)
db_connection.SetMaxOpenConns(0)
db_connection.SetMaxIdleConns(5)
fmt.Println("\t" , db_connection.Stats())
}
lock.Unlock()
}
}