Added user authentication

This commit is contained in:
Leon Mika 2025-02-01 09:42:32 +11:00
parent d7e7af5a10
commit cb54057305
40 changed files with 710 additions and 218 deletions

69
handlers/auth.go Normal file
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@ -0,0 +1,69 @@
package handlers
import (
"encoding/json"
"errors"
"github.com/gofiber/fiber/v2"
"lmika.dev/lmika/hugo-cms/models"
"lmika.dev/lmika/hugo-cms/services/users"
"net/http"
)
type AuthHandler struct {
UserService *users.Service
}
func (h *AuthHandler) ShowLogin(c *fiber.Ctx) error {
return c.Render("auth/login", fiber.Map{}, "layouts/login")
}
func (h *AuthHandler) Login(c *fiber.Ctx) error {
var req struct {
Email string `form:"email"`
Password string `form:"password"`
}
if err := c.BodyParser(&req); err != nil {
return errors.New("invalid email or password")
}
user, err := h.UserService.VerifyLogin(c.UserContext(), req.Email, req.Password)
if err != nil {
return errors.New("invalid email or password")
}
bts, err := json.Marshal(models.AuthCookie{UserID: user.ID})
if err != nil {
return err
}
c.Cookie(&fiber.Cookie{
Name: models.AuthCookieName,
Value: string(bts),
})
return c.Redirect("/", http.StatusFound)
}
func (h *AuthHandler) RequireAuth(c *fiber.Ctx) error {
user, err := h.readAuthCookie(c)
if err != nil {
return c.Redirect("/auth/login", http.StatusFound)
}
c.Locals("user", user)
return c.Next()
}
func (h *AuthHandler) readAuthCookie(c *fiber.Ctx) (user models.User, err error) {
authData := c.Cookies(models.AuthCookieName)
if authData == "" {
return models.User{}, errors.New("no auth cookie")
}
var ac models.AuthCookie
if err := json.Unmarshal([]byte(authData), &ac); err != nil {
return models.User{}, err
}
return h.UserService.GetUserByID(c.UserContext(), ac.UserID)
}

View file

@ -1,14 +1,23 @@
package handlers
import (
"errors"
"github.com/gofiber/fiber/v2"
"lmika.dev/lmika/hugo-cms/models"
)
type siteKeyType struct{}
var siteKey siteKeyType
func GetUser(c *fiber.Ctx) models.User {
u, ok := c.Locals("user").(models.User)
if !ok {
panic(errors.New("user not found in context"))
}
return u
}
func GetSite(c *fiber.Ctx) models.Site {
return c.UserContext().Value(siteKey).(models.Site)
s, ok := c.Locals("site").(models.Site)
if !ok {
panic(errors.New("no site in context"))
}
return s
}

37
handlers/mimeselectors.go Normal file
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@ -0,0 +1,37 @@
package handlers
import "github.com/gofiber/fiber/v2"
type mimeTypeHandler interface {
CanHandle(c *fiber.Ctx) bool
Handle(c *fiber.Ctx) error
}
type HTMX func(c *fiber.Ctx) error
func (h HTMX) CanHandle(c *fiber.Ctx) bool {
return c.Get("Hx-request") == "true"
}
func (h HTMX) Handle(c *fiber.Ctx) error {
return h(c)
}
type Otherwise func(c *fiber.Ctx) error
func (h Otherwise) CanHandle(c *fiber.Ctx) bool {
return true
}
func (h Otherwise) Handle(c *fiber.Ctx) error {
return h(c)
}
func Select(c *fiber.Ctx, mimeTypes ...mimeTypeHandler) error {
for _, mt := range mimeTypes {
if mt.CanHandle(c) {
return mt.Handle(c)
}
}
return c.Status(fiber.StatusInternalServerError).SendString("cant handle response")
}

View file

@ -5,121 +5,125 @@ import (
"github.com/gofiber/fiber/v2"
"lmika.dev/lmika/hugo-cms/models"
"lmika.dev/lmika/hugo-cms/services/posts"
"net/http"
)
type Post struct {
Post *posts.Service
}
func (h *Post) Posts() fiber.Handler {
return func(c *fiber.Ctx) error {
site := GetSite(c)
func (h *Post) Posts(c *fiber.Ctx) error {
site := GetSite(c)
posts, err := h.Post.ListPostOfSite(c.UserContext(), site)
if err != nil {
return err
}
return c.Render("posts/index", fiber.Map{
"site": site,
"posts": posts,
}, "layouts/site")
posts, err := h.Post.ListPostOfSite(c.UserContext(), site)
if err != nil {
return err
}
return c.Render("posts/index", fiber.Map{
"posts": posts,
}, "layouts/site")
}
func (h *Post) New() fiber.Handler {
return func(c *fiber.Ctx) error {
site := GetSite(c)
return c.Render("posts/new", fiber.Map{
"site": site,
"post": models.Post{},
}, "layouts/site")
}
func (h *Post) New(c *fiber.Ctx) error {
return c.Render("posts/new", fiber.Map{
"post": models.Post{},
}, "layouts/site")
}
func (h *Post) Create() fiber.Handler {
type Req struct {
func (h *Post) Create(c *fiber.Ctx) error {
site := GetSite(c)
var req struct {
Title string `json:"title" form:"title"`
Body string `json:"body" form:"body"`
}
return func(c *fiber.Ctx) error {
site := GetSite(c)
var req Req
if err := c.BodyParser(&req); err != nil {
return err
}
_, err := h.Post.Create(c.UserContext(), site, posts.NewPost{
Title: req.Title,
Body: req.Body,
})
if err != nil {
return err
}
return c.Redirect(fmt.Sprintf("/sites/%v/posts", site.ID))
if err := c.BodyParser(&req); err != nil {
return err
}
_, err := h.Post.Create(c.UserContext(), site, posts.NewPost{
Title: req.Title,
Body: req.Body,
})
if err != nil {
return err
}
return c.Redirect(fmt.Sprintf("/sites/%v/posts", site.ID))
}
func (h *Post) Edit() fiber.Handler {
return func(c *fiber.Ctx) error {
site := GetSite(c)
func (h *Post) Edit(c *fiber.Ctx) error {
site := GetSite(c)
postID, err := c.ParamsInt("postId")
if err != nil {
return err
}
post, err := h.Post.GetPost(c.UserContext(), postID)
if err != nil {
return err
} else if post.SiteID != site.ID {
return fmt.Errorf("post id %v not equal to site id %v", postID, site.ID)
}
return c.Render("posts/new", fiber.Map{
"site": site,
"post": post,
}, "layouts/site")
postID, err := c.ParamsInt("postId")
if err != nil {
return err
}
post, err := h.Post.GetPost(c.UserContext(), postID)
if err != nil {
return err
} else if post.SiteID != site.ID {
return fmt.Errorf("post id %v not equal to site id %v", postID, site.ID)
}
return c.Render("posts/new", fiber.Map{
"post": post,
}, "layouts/site")
}
func (h *Post) Update() fiber.Handler {
type Req struct {
func (h *Post) Update(c *fiber.Ctx) error {
site := GetSite(c)
postID, err := c.ParamsInt("postId")
if err != nil {
return err
}
var req struct {
Title string `json:"title" form:"title"`
Body string `json:"body" form:"body"`
}
return func(c *fiber.Ctx) error {
site := GetSite(c)
postID, err := c.ParamsInt("postId")
if err != nil {
return err
}
var req Req
if err := c.BodyParser(&req); err != nil {
return err
}
post, err := h.Post.GetPost(c.UserContext(), postID)
if err != nil {
return err
} else if post.SiteID != site.ID {
return fmt.Errorf("post id %v not equal to site id %v", postID, site.ID)
}
post.Title = req.Title
post.Body = req.Body
if err := h.Post.Save(c.UserContext(), site, &post); err != nil {
return err
}
return c.Redirect(fmt.Sprintf("/sites/%v/posts", site.ID))
if err := c.BodyParser(&req); err != nil {
return err
}
post, err := h.Post.GetPost(c.UserContext(), postID)
if err != nil {
return err
} else if post.SiteID != site.ID {
return fmt.Errorf("post id %v not equal to site id %v", postID, site.ID)
}
post.Title = req.Title
post.Body = req.Body
if err := h.Post.Save(c.UserContext(), site, &post); err != nil {
return err
}
return c.Redirect(fmt.Sprintf("/sites/%v/posts", site.ID))
}
func (h *Post) Delete(c *fiber.Ctx) error {
site := GetSite(c)
postID, err := c.ParamsInt("postId")
if err != nil {
return err
}
if err := h.Post.DeletePost(c.UserContext(), site, postID); err != nil {
return err
}
return Select(c,
HTMX(func(c *fiber.Ctx) error {
return c.Status(http.StatusOK).SendString("")
}),
Otherwise(func(c *fiber.Ctx) error {
return c.Redirect(fmt.Sprintf("/sites/%v/posts", site.ID), http.StatusSeeOther)
}),
)
}

View file

@ -1,7 +1,6 @@
package handlers
import (
"context"
"fmt"
"github.com/gofiber/fiber/v2"
"lmika.dev/lmika/hugo-cms/services/sites"
@ -12,43 +11,39 @@ type Site struct {
Site *sites.Service
}
func (s *Site) Create() fiber.Handler {
return func(c *fiber.Ctx) error {
site, err := s.Site.CreateSite(c.UserContext(), "New Site "+time.Now().Format("2006-01-02 15:04:05"))
if err != nil {
return err
}
func (s *Site) Create(c *fiber.Ctx) error {
user := GetUser(c)
return c.Redirect(fmt.Sprintf("/sites/%v/posts", site.ID))
site, err := s.Site.CreateSite(c.UserContext(), user, "New Site "+time.Now().Format("2006-01-02 15:04:05"))
if err != nil {
return err
}
return c.Redirect(fmt.Sprintf("/sites/%v/posts", site.ID))
}
func (s *Site) Show() fiber.Handler {
return func(c *fiber.Ctx) error {
id, err := c.ParamsInt("siteId")
if err != nil {
return err
}
site, err := s.Site.GetSite(c.UserContext(), id)
if err != nil {
return err
}
return c.Render("sites/index", fiber.Map{
"site": site,
}, "layouts/main")
func (s *Site) Show(c *fiber.Ctx) error {
id, err := c.ParamsInt("siteId")
if err != nil {
return err
}
site, err := s.Site.GetSite(c.UserContext(), id)
if err != nil {
return err
}
return c.Render("sites/index", fiber.Map{
"site": site,
}, "layouts/main")
}
func (s *Site) Rebuild() fiber.Handler {
return func(c *fiber.Ctx) error {
if err := s.Site.Rebuild(c.UserContext(), GetSite(c)); err != nil {
return err
}
return c.Redirect(fmt.Sprintf("/sites/%v/posts", GetSite(c).ID))
func (s *Site) Rebuild(c *fiber.Ctx) error {
if err := s.Site.Rebuild(c.UserContext(), GetSite(c)); err != nil {
return err
}
return c.Redirect(fmt.Sprintf("/sites/%v/posts", GetSite(c).ID))
}
func (s *Site) WithSite() fiber.Handler {
@ -63,7 +58,7 @@ func (s *Site) WithSite() fiber.Handler {
return err
}
c.SetUserContext(context.WithValue(c.UserContext(), siteKey, site))
c.Locals("site", site)
return c.Next()
}
}