picgo/handler/login.go
2024-08-09 20:30:35 +08:00

77 lines
2.3 KiB
Go

package handler
import (
"encoding/json"
"github.com/gorilla/csrf"
"net/http"
"picgo/configs"
"picgo/corelib"
"picgo/corelib/captcha"
"picgo/data"
"picgo/model"
)
func LoginPageHandler(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case http.MethodGet:
tmpData := map[string]interface{}{
csrf.TemplateTag: csrf.TemplateField(r),
}
corelib.TemplateHandler(w, tmpData, "login.html", "view/login.html")
default:
http.Error(w, "Method Not Allowed", http.StatusMethodNotAllowed)
}
}
func LoginApiHandler(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case http.MethodPost:
var (
err error
res model.LoginRequest
user model.SysUser
)
if err = json.NewDecoder(r.Body).Decode(&res); err != nil {
corelib.Logger.Error("LoginApiHandler, 参数获取失败")
corelib.WriteJsonResponse(w, 400, "参数错误", nil)
return
}
if (res.Username == "") || (res.Password == "") {
corelib.Logger.Error("LoginApiHandler, 用户名或者密码为空")
corelib.WriteJsonResponse(w, 400, "请输入用户名密码", nil)
return
}
cid := getCaptchaId(r)
if ok := captcha.Verify(cid, res.Captcha); !ok {
corelib.Logger.Error("LoginApiHandler, 验证码错误")
corelib.WriteJsonResponse(w, 400, "验证码错误", nil)
return
}
if user, err = data.SysUserSelectByUsername(res.Username); err != nil {
corelib.Logger.Error("LoginApiHandler, 用户不存在")
corelib.WriteJsonResponse(w, 1040, "用户不存在", nil)
return
}
// 验证用户名密码
if !corelib.ComparePasswords(user.Password, res.Password, user.Salt) {
corelib.Logger.Error("LoginApiHandler, 用户名或密码错误")
corelib.WriteJsonResponse(w, 1041, "用户名或密码错误", nil)
return
}
session, _ := corelib.SessionStore.Get(r, configs.Settings.Server.SessionName)
session.Values["username"] = user.Username
session.Values["id"] = user.ID
if err = session.Save(r, w); err != nil {
corelib.Logger.Error("LoginApiHandler, 会话保存失败:", err)
corelib.WriteJsonResponse(w, 1042, "会话保存失败", nil)
return
}
w.Header().Set("Content-Type", "application/json")
corelib.WriteJsonResponse(w, 200, "登录成功", nil)
default:
http.Error(w, "Method Not Allowed", http.StatusMethodNotAllowed)
}
}