135 lignes
3,7 Kio
Go
135 lignes
3,7 Kio
Go
package userService
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import (
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"errors"
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"github.com/ewhal/nyaa/db"
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"github.com/ewhal/nyaa/model"
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formStruct "github.com/ewhal/nyaa/service/user/form"
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"github.com/ewhal/nyaa/util/log"
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"github.com/ewhal/nyaa/util/modelHelper"
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"github.com/gorilla/securecookie"
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"golang.org/x/crypto/bcrypt"
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"net/http"
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)
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var cookieHandler = securecookie.New(
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securecookie.GenerateRandomKey(64),
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securecookie.GenerateRandomKey(32))
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func Token(r *http.Request) (string, error) {
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var token string
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cookie, err := r.Cookie("session")
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if err != nil {
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return token, err
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}
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cookieValue := make(map[string]string)
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err = cookieHandler.Decode("session", cookie.Value, &cookieValue)
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if err != nil {
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return token, err
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}
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token = cookieValue["token"]
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if len(token) == 0 {
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return token, errors.New("token is empty")
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}
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return token, nil
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}
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// SetCookie sets a cookie.
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func SetCookie(w http.ResponseWriter, token string) (int, error) {
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value := map[string]string{
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"token": token,
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}
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encoded, err := cookieHandler.Encode("session", value)
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if err != nil {
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return http.StatusInternalServerError, err
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}
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cookie := &http.Cookie{
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Name: "session",
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Value: encoded,
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Path: "/",
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}
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http.SetCookie(w, cookie)
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return http.StatusOK, nil
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}
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// ClearCookie clears a cookie.
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func ClearCookie(w http.ResponseWriter) (int, error) {
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cookie := &http.Cookie{
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Name: "session",
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Value: "",
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Path: "/",
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MaxAge: -1,
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}
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http.SetCookie(w, cookie)
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return http.StatusOK, nil
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}
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// SetCookieHandler sets a cookie with email and password.
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func SetCookieHandler(w http.ResponseWriter, email string, pass string) (int, error) {
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if email != "" && pass != "" {
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var user model.User
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isValidEmail, _ := formStruct.EmailValidation(email, formStruct.NewErrors())
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if isValidEmail {
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log.Debug("User entered valid email.")
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if db.ORM.Where("email = ?", email).First(&user).RecordNotFound() {
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return http.StatusNotFound, errors.New("User not found")
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}
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} else {
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log.Debug("User entered username.")
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if db.ORM.Where("username = ?", email).First(&user).RecordNotFound() {
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return http.StatusNotFound, errors.New("User not found")
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}
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}
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err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(pass))
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if err != nil {
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return http.StatusUnauthorized, errors.New("Password incorrect")
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}
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if user.Status == -1 {
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return http.StatusUnauthorized, errors.New("Account banned")
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}
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status, err := SetCookie(w, user.Token)
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if err != nil {
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return status, err
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}
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w.Header().Set("X-Auth-Token", user.Token)
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return http.StatusOK, nil
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}
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return http.StatusNotFound, errors.New("user not found")
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}
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// RegisterHanderFromForm sets cookie from a RegistrationForm.
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func RegisterHanderFromForm(w http.ResponseWriter, registrationForm formStruct.RegistrationForm) (int, error) {
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username := registrationForm.Username // email isn't set at this point
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pass := registrationForm.Password
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return SetCookieHandler(w, username, pass)
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}
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// RegisterHandler sets a cookie when user registered.
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func RegisterHandler(w http.ResponseWriter, r *http.Request) (int, error) {
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var registrationForm formStruct.RegistrationForm
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modelHelper.BindValueForm(®istrationForm, r)
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return RegisterHanderFromForm(w, registrationForm)
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}
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// CurrentUser get a current user.
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func CurrentUser(r *http.Request) (model.User, error) {
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var user model.User
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var token string
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var err error
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token = r.Header.Get("X-Auth-Token")
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if len(token) > 0 {
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log.Debug("header token exists")
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} else {
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token, err = Token(r)
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log.Debug("header token does not exist")
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if err != nil {
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return user, err
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}
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}
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if db.ORM.Where("api_token = ?", token).First(&user).RecordNotFound() {
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return user, errors.New("user not found")
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}
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err = db.ORM.Model(&user).Error
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return user, err
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}
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