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login.go
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login.go
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package main
import (
"fmt"
"github.com/kataras/iris/v12"
"github.com/kataras/iris/v12/sessions"
"os"
"strings"
)
type LoginData struct {
LoginUsername string `json:"username"`
LoginPassword string `json:"password"`
}
func getEnv(key string, def string) string {
if v := os.Getenv(strings.ToUpper(key)); v != "" {
return v
}
return def
}
func login(ctx iris.Context) {
session := sessions.Get(ctx)
if auth, _ := sessions.Get(ctx).GetBoolean("authenticated"); auth{
ctx.JSON(iris.Map{
"result":true,
})
return
}
//isNew := session.IsNew()
var info LoginData
err := ctx.ReadJSON(&info)
// context.ReadJSON method
// https://github.com/kataras/iris/blob/567c06702fa4359dc4835593a55c55854069954a/context/context.go#L2298
if err != nil{
fmt.Println("JSON Format Error")
return
}
var user User
if err := MYSQLDB.Where("username = ?", info.LoginUsername).First(&user).Error; err != nil {
ctx.JSON(iris.Map{
"result":false,
})
return
}
// here to connect to database, query Username/password
CheckUserName := user.Username
CheckPassword := user.Password
if (info.LoginUsername == CheckUserName) && (info.LoginPassword == CheckPassword) {
session.Set("authenticated", true)
ctx.JSON(iris.Map{
"result":true,
})
} else {
ctx.JSON(iris.Map{
"result":false,
})
}
}
func logout(ctx iris.Context) {
session := sessions.Get(ctx)
// Revoke users authentication
session.Set("authenticated", false)
if auth, _ := sessions.Get(ctx).GetBoolean("authenticated"); !auth{
ctx.JSON(iris.Map{
"redirect": true,
})
return
}
}