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145 lines
3.2 KiB
145 lines
3.2 KiB
/*
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* Copyright © 2018-2019 A Bunch Tell LLC.
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*
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* This file is part of WriteFreely.
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*
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* WriteFreely is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, included
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* in the LICENSE file in this source code package.
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*/
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package writefreely
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import (
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"encoding/gob"
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"github.com/gorilla/sessions"
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"github.com/writeas/web-core/log"
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"net/http"
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"strings"
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)
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const (
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day = 86400
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sessionLength = 180 * day
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userEmailCookieName = "ue"
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userEmailCookieVal = "email"
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cookieName = "wfu"
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cookieUserVal = "u"
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blogPassCookieName = "ub"
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)
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// InitSession creates the cookie store. It depends on the keychain already
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// being loaded.
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func (app *App) InitSession() {
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// Register complex data types we'll be storing in cookies
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gob.Register(&User{})
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// Create the cookie store
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store := sessions.NewCookieStore(app.keys.CookieAuthKey, app.keys.CookieKey)
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store.Options = &sessions.Options{
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Path: "/",
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MaxAge: sessionLength,
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HttpOnly: true,
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Secure: strings.HasPrefix(app.cfg.App.Host, "https://"),
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}
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if store.Options.Secure {
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store.Options.SameSite = http.SameSiteNoneMode
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}
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app.sessionStore = store
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}
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func getSessionFlashes(app *App, w http.ResponseWriter, r *http.Request, session *sessions.Session) ([]string, error) {
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var err error
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if session == nil {
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session, err = app.sessionStore.Get(r, cookieName)
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if err != nil {
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return nil, err
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}
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}
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f := []string{}
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if flashes := session.Flashes(); len(flashes) > 0 {
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for _, flash := range flashes {
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if str, ok := flash.(string); ok {
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f = append(f, str)
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}
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}
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}
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saveUserSession(app, r, w)
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return f, nil
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}
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func addSessionFlash(app *App, w http.ResponseWriter, r *http.Request, m string, session *sessions.Session) error {
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var err error
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if session == nil {
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session, err = app.sessionStore.Get(r, cookieName)
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}
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if err != nil {
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log.Error("Unable to add flash '%s': %v", m, err)
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return err
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}
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session.AddFlash(m)
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saveUserSession(app, r, w)
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return nil
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}
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func getUserAndSession(app *App, r *http.Request) (*User, *sessions.Session) {
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session, err := app.sessionStore.Get(r, cookieName)
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if err == nil {
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// Got the currently logged-in user
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val := session.Values[cookieUserVal]
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var u = &User{}
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var ok bool
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if u, ok = val.(*User); ok {
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return u, session
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}
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}
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return nil, nil
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}
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func getUserSession(app *App, r *http.Request) *User {
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u, _ := getUserAndSession(app, r)
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return u
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}
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func saveUserSession(app *App, r *http.Request, w http.ResponseWriter) error {
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session, err := app.sessionStore.Get(r, cookieName)
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if err != nil {
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return ErrInternalCookieSession
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}
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// Extend the session
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session.Options.MaxAge = int(sessionLength)
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// Remove any information that accidentally got added
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// FIXME: find where Plan information is getting saved to cookie.
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val := session.Values[cookieUserVal]
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var u = &User{}
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var ok bool
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if u, ok = val.(*User); ok {
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session.Values[cookieUserVal] = u.Cookie()
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}
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err = session.Save(r, w)
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if err != nil {
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log.Error("Couldn't saveUserSession: %v", err)
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}
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return err
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}
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func getFullUserSession(app *App, r *http.Request) *User {
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u := getUserSession(app, r)
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if u == nil {
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return nil
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}
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u, _ = app.db.GetUserByID(u.ID)
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return u
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}
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