Use Gorilla middleware (refactoring)

http/middleware/user_session.go

@@ -1,86 +0,0 @@
-// Copyright 2017 Frédéric Guillot. All rights reserved.
-// Use of this source code is governed by the Apache 2.0
-// license that can be found in the LICENSE file.
-
-package middleware
-
-import (
-	"context"
-	"net/http"
-
-	"github.com/miniflux/miniflux/http/cookie"
-	"github.com/miniflux/miniflux/http/route"
-	"github.com/miniflux/miniflux/logger"
-	"github.com/miniflux/miniflux/model"
-	"github.com/miniflux/miniflux/storage"
-
-	"github.com/gorilla/mux"
-)
-
-// UserSessionMiddleware represents a user session middleware.
-type UserSessionMiddleware struct {
-	store  *storage.Storage
-	router *mux.Router
-}
-
-// Handler execute the middleware.
-func (s *UserSessionMiddleware) Handler(next http.Handler) http.Handler {
-	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		session := s.getSessionFromCookie(r)
-
-		if session == nil {
-			logger.Debug("[Middleware:UserSession] Session not found")
-			if s.isPublicRoute(r) {
-				next.ServeHTTP(w, r)
-			} else {
-				http.Redirect(w, r, route.Path(s.router, "login"), http.StatusFound)
-			}
-		} else {
-			logger.Debug("[Middleware:UserSession] %s", session)
-			ctx := r.Context()
-			ctx = context.WithValue(ctx, UserIDContextKey, session.UserID)
-			ctx = context.WithValue(ctx, IsAuthenticatedContextKey, true)
-			ctx = context.WithValue(ctx, UserSessionTokenContextKey, session.Token)
-
-			next.ServeHTTP(w, r.WithContext(ctx))
-		}
-	})
-}
-
-func (s *UserSessionMiddleware) isPublicRoute(r *http.Request) bool {
-	route := mux.CurrentRoute(r)
-	switch route.GetName() {
-	case "login",
-		"checkLogin",
-		"stylesheet",
-		"javascript",
-		"oauth2Redirect",
-		"oauth2Callback",
-		"appIcon",
-		"favicon",
-		"webManifest":
-		return true
-	default:
-		return false
-	}
-}
-
-func (s *UserSessionMiddleware) getSessionFromCookie(r *http.Request) *model.UserSession {
-	sessionCookie, err := r.Cookie(cookie.CookieUserSessionID)
-	if err == http.ErrNoCookie {
-		return nil
-	}
-
-	session, err := s.store.UserSessionByToken(sessionCookie.Value)
-	if err != nil {
-		logger.Error("[Middleware:UserSession] %v", err)
-		return nil
-	}
-
-	return session
-}
-
-// NewUserSessionMiddleware returns a new UserSessionMiddleware.
-func NewUserSessionMiddleware(s *storage.Storage, r *mux.Router) *UserSessionMiddleware {
-	return &UserSessionMiddleware{store: s, router: r}
-}