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