arimelody.me/admin/core/funcs.go

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package core
import (
"arimelody-web/controller"
"arimelody-web/model"
"context"
"fmt"
"net/http"
"os"
"strings"
)
func RequireAccount(next http.Handler) http.HandlerFunc {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
session := r.Context().Value("session").(*model.Session)
if session.Account == nil {
// TODO: include context in redirect
http.Redirect(w, r, "/admin/login", http.StatusFound)
return
}
next.ServeHTTP(w, r)
})
}
func EnforceSession(app *model.AppState, next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
session, err := controller.GetSessionFromRequest(app, r)
if err != nil {
fmt.Fprintf(os.Stderr, "WARN: Failed to retrieve session: %v\n", err)
http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
return
}
if session == nil {
// create a new session
session, err = controller.CreateSession(app.DB, r.UserAgent())
if err != nil {
fmt.Fprintf(os.Stderr, "WARN: Failed to create session: %v\n", err)
http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
return
}
http.SetCookie(w, &http.Cookie{
Name: model.COOKIE_TOKEN,
Value: session.Token,
Expires: session.ExpiresAt,
Secure: strings.HasPrefix(app.Config.BaseUrl, "https"),
HttpOnly: true,
Path: "/",
})
}
ctx := context.WithValue(r.Context(), "session", session)
next.ServeHTTP(w, r.WithContext(ctx))
})
}