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
|
package middleware
import (
"fmt"
"os"
"time"
"github.com/gin-gonic/gin"
"github.com/golang-jwt/jwt/v4"
"github.com/pektezol/leastportals/backend/database"
"github.com/pektezol/leastportals/backend/models"
)
func CheckAuth(c *gin.Context) {
// Get auth cookie
tokenString, err := c.Cookie("auth")
if err != nil {
c.Next()
return
}
// Validate token
token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
return nil, fmt.Errorf("Unexpected signing method: %v", token.Header["alg"])
}
return []byte(os.Getenv("SECRET_KEY")), nil
})
if claims, ok := token.Claims.(jwt.MapClaims); ok && token.Valid {
// Check exp
if float64(time.Now().Unix()) > claims["exp"].(float64) {
c.Next()
return
}
// Get user from DB
var user models.User
database.DB.QueryRow(`SELECT * FROM users WHERE steam_id = $1;`, claims["sub"]).Scan(
&user.SteamID, &user.Username, &user.AvatarLink, &user.CountryCode,
&user.CreatedAt, &user.UpdatedAt, &user.UserType)
if user.SteamID == 0 {
c.Next()
return
}
c.Set("user", user)
c.Next()
} else {
c.Next()
return
}
}
|