Files
musenalm/pages/user_edit.go
2025-05-26 17:27:52 +02:00

338 lines
9.4 KiB
Go

package pages
import (
"log/slog"
"github.com/Theodor-Springmann-Stiftung/musenalm/app"
"github.com/Theodor-Springmann-Stiftung/musenalm/dbmodels"
"github.com/Theodor-Springmann-Stiftung/musenalm/middleware"
"github.com/Theodor-Springmann-Stiftung/musenalm/pagemodels"
"github.com/Theodor-Springmann-Stiftung/musenalm/templating"
"github.com/pocketbase/dbx"
"github.com/pocketbase/pocketbase/core"
"github.com/pocketbase/pocketbase/tools/router"
)
const (
URL_USER = "/user/{uid}/"
URL_USER_EDIT = "edit/"
URL_USER_LOGOUT = "logout/"
URL_USER_DEACTIVATE = "deactivate/"
URL_USER_ACTIVATE = "activate/"
UID_PATH_VALUE = "uid"
TEMPLATE_USER_EDIT = "/user/edit/"
)
func init() {
ump := &UserEditPage{
StaticPage: pagemodels.StaticPage{
Name: pagemodels.P_USER_EDIT_NAME,
Layout: "blankfooter",
Template: TEMPLATE_USER_EDIT,
URL: URL_USER_EDIT,
},
}
app.Register(ump)
}
type UserEditPage struct {
pagemodels.StaticPage
}
func (p *UserEditPage) Setup(router *router.Router[*core.RequestEvent], app core.App, engine *templating.Engine) error {
rg := router.Group(URL_USER)
rg.BindFunc(middleware.IsAdminOrUser())
rg.GET(URL_USER_EDIT, p.GET(engine, app))
rg.POST(URL_USER_EDIT, p.POST(engine, app))
rg.POST(URL_USER_DEACTIVATE, p.POSTDeactivate(engine, app))
rg.POST(URL_USER_ACTIVATE, p.POSTActivate(engine, app))
return nil
}
func (p *UserEditPage) GET(engine *templating.Engine, app core.App) HandleFunc {
return func(e *core.RequestEvent) error {
data := make(map[string]any)
uid := e.Request.PathValue(UID_PATH_VALUE)
u, err := app.FindRecordById(dbmodels.USERS_TABLE, uid)
if err != nil {
return engine.Response404(e, err, nil)
}
fu := dbmodels.NewUser(u).Fixed()
data["user"] = &fu
nonce, token, err := CSRF_CACHE.GenerateTokenBundle()
if err != nil {
return engine.Response500(e, err, nil)
}
data["csrf_token"] = token
data["csrf_nonce"] = nonce
SetRedirect(data, e)
return engine.Response200(e, TEMPLATE_USER_EDIT, data, p.Layout)
}
}
func DeleteSessionsForUser(app core.App, uid string) error {
defer middleware.SESSION_CACHE.DeleteSessionByUserID(uid)
records := []*core.Record{}
err := app.RecordQuery(dbmodels.SESSIONS_TABLE).
Where(dbx.HashExp{dbmodels.SESSIONS_USER_FIELD: uid}).
All(&records)
if err != nil {
return err
}
err = app.RunInTransaction(func(tx core.App) error {
for _, r := range records {
if err := tx.Delete(r); err != nil {
return err
}
}
return nil
})
if err != nil {
return err
}
return nil
}
func (p *UserEditPage) InvalidDataResponse(engine *templating.Engine, e *core.RequestEvent, error string, user *dbmodels.FixedUser) error {
data := make(map[string]any)
data["error"] = error
data["user"] = user
nonce, token, err := CSRF_CACHE.GenerateTokenBundle()
if err != nil {
return engine.Response500(e, err, data)
}
data["csrf_nonce"] = nonce
data["csrf_token"] = token
str, err := engine.RenderToString(e, data, p.Template, p.Layout)
if err != nil {
return engine.Response500(e, err, data)
}
return e.HTML(400, str)
}
func (p *UserEditPage) POSTDeactivate(engine *templating.Engine, app core.App) HandleFunc {
return func(e *core.RequestEvent) error {
uid := e.Request.PathValue(UID_PATH_VALUE)
req := templating.NewRequest(e)
user := req.User()
if user == nil {
return engine.Response404(e, nil, nil)
}
if user.Id != uid && user.Role != "Admin" {
return engine.Response404(e, nil, nil)
}
u, err := app.FindRecordById(dbmodels.USERS_TABLE, uid)
if err != nil {
return engine.Response404(e, err, nil)
}
user_proxy := dbmodels.NewUser(u)
user_proxy.SetDeactivated(true)
if err := app.Save(user_proxy); err != nil {
return engine.Response500(e, err, nil)
}
go middleware.SESSION_CACHE.DeleteSessionByUserID(user_proxy.Id)
if user_proxy.Id == user.Id {
// INFO: user deactivated his own account, so we log him out
return e.Redirect(303, "/login/")
}
data := make(map[string]any)
uf := user_proxy.Fixed()
data["user"] = &uf
data["success"] = "Benutzer " + uf.Name + " deaktiviert."
nonce, token, err := CSRF_CACHE.GenerateTokenBundle()
if err != nil {
return engine.Response500(e, err, data)
}
data["csrf_token"] = token
data["csrf_nonce"] = nonce
return engine.Response200(e, TEMPLATE_USER_EDIT, data, p.Layout)
}
}
func (p *UserEditPage) POSTActivate(engine *templating.Engine, app core.App) HandleFunc {
return func(e *core.RequestEvent) error {
uid := e.Request.PathValue(UID_PATH_VALUE)
req := templating.NewRequest(e)
user := req.User()
u, err := app.FindRecordById(dbmodels.USERS_TABLE, uid)
if err != nil {
return engine.Response404(e, err, nil)
}
user_proxy := dbmodels.NewUser(u)
user_proxy.SetDeactivated(false)
if err := app.Save(user_proxy); err != nil {
return engine.Response500(e, err, nil)
}
go middleware.SESSION_CACHE.DeleteSessionByUserID(user_proxy.Id)
if user_proxy.Id == user.Id {
// INFO: user deactivated his own account, so we log him out
return e.Redirect(303, "/login/")
}
data := make(map[string]any)
uf := user_proxy.Fixed()
data["user"] = &uf
data["success"] = "Benutzer " + uf.Name + " aktiviert."
nonce, token, err := CSRF_CACHE.GenerateTokenBundle()
if err != nil {
return engine.Response500(e, err, data)
}
data["csrf_token"] = token
data["csrf_nonce"] = nonce
return engine.Response200(e, TEMPLATE_USER_EDIT, data, p.Layout)
}
}
func (p *UserEditPage) POST(engine *templating.Engine, app core.App) HandleFunc {
return func(e *core.RequestEvent) error {
data := make(map[string]any)
uid := e.Request.PathValue(UID_PATH_VALUE)
req := templating.NewRequest(e)
user := req.User()
if user == nil {
return engine.Response404(e, nil, nil)
}
if user.Id != uid && user.Role != "Admin" {
return engine.Response404(e, nil, nil)
}
u, err := app.FindRecordById(dbmodels.USERS_TABLE, uid)
if err != nil {
return engine.Response404(e, err, nil)
}
user_proxy := dbmodels.NewUser(u)
fu := user_proxy.Fixed()
formdata := struct {
Email string `form:"username"`
Name string `form:"name"`
Role string `form:"role"`
CsrfNonce string `form:"csrf_nonce"`
CsrfToken string `form:"csrf_token"`
Password string `form:"password"`
PasswordRepeat string `form:"password_repeat"`
OldPassword string `form:"old_password"`
Logout string `form:"logout"`
}{}
if err := e.BindBody(&formdata); err != nil {
return p.InvalidDataResponse(engine, e, err.Error(), &fu)
}
if formdata.CsrfNonce != "" && formdata.CsrfToken != "" {
if _, err := CSRF_CACHE.ValidateTokenBundle(formdata.CsrfNonce, formdata.CsrfToken); err != nil {
return p.InvalidDataResponse(engine, e, "CSRF ungültig oder abgelaufen", &fu)
}
} else {
return p.InvalidDataResponse(engine, e, "CSRF ungültig oder abgelaufen", &fu)
}
if formdata.Email == "" || formdata.Name == "" {
return p.InvalidDataResponse(engine, e, "Bitte alle Felder ausfüllen", &fu)
}
// INFO: at this point email and name changes are allowed
user_proxy.SetEmail(formdata.Email)
user_proxy.SetName(formdata.Name)
rolechanged := false
if formdata.Role != "" && formdata.Role != user_proxy.Role() {
if user.Role == "Admin" &&
(formdata.Role == "User" || formdata.Role == "Editor" || formdata.Role == "Admin") {
user_proxy.SetRole(formdata.Role)
rolechanged = true
} else {
return p.InvalidDataResponse(engine, e, "Rolle nicht erlaubt", &fu)
}
}
passwordchanged := false
if formdata.Password != "" || formdata.PasswordRepeat != "" || formdata.OldPassword != "" {
if user.Role != "Admin" && formdata.OldPassword == "" {
return p.InvalidDataResponse(engine, e, "Altes Passwort erforderlich", &fu)
} else if user.Role != "Admin" && !user_proxy.ValidatePassword(formdata.OldPassword) {
return p.InvalidDataResponse(engine, e, "Altes Passwort falsch", &fu)
}
if formdata.Password != formdata.PasswordRepeat {
return p.InvalidDataResponse(engine, e, "Passwörter stimmen nicht überein", &fu)
}
user_proxy.SetPassword(formdata.Password)
passwordchanged = true
}
if err := app.Save(user_proxy); err != nil {
return p.InvalidDataResponse(engine, e, err.Error(), &fu)
}
slog.Info("UserEditPage: User edited", "user_id", user_proxy.Id, "role_changed", rolechanged, "password_changed", passwordchanged, "formdata", formdata)
if rolechanged || (passwordchanged && formdata.Logout == "on") {
slog.Error("UserEditPage: Deleting sessions for user", "user_id", user_proxy.Id, "role_changed", rolechanged, "password_changed", passwordchanged)
if err := DeleteSessionsForUser(app, user_proxy.Id); err != nil {
return p.InvalidDataResponse(engine, e, "Fehler beim Löschen der Sitzungen: "+err.Error(), &fu)
}
if user_proxy.Id == user.Id {
// INFO: user changed his own role, so we log him out
return e.Redirect(303, "/login/")
}
}
go middleware.SESSION_CACHE.DeleteSessionByUserID(user_proxy.Id)
fu = user_proxy.Fixed()
data["user"] = &fu
if user_proxy.Id == user.Id {
e.Set("user", &fu)
}
data["success"] = "Benutzer erfolgreich bearbeitet"
nonce, token, err := CSRF_CACHE.GenerateTokenBundle()
if err != nil {
return engine.Response500(e, err, nil)
}
data["csrf_token"] = token
data["csrf_nonce"] = nonce
return engine.Response200(e, TEMPLATE_USER_EDIT, data, p.Layout)
}
}