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diff --git a/account.go b/account.go
index b93168f..66a9d24 100644
--- a/account.go
+++ b/account.go
@@ -1,1201 +1,1204 @@
/*
* Copyright © 2018-2021 A Bunch Tell LLC.
*
* This file is part of WriteFreely.
*
* WriteFreely is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
package writefreely
import (
"encoding/json"
"fmt"
"html/template"
"net/http"
"regexp"
"strings"
"sync"
"time"
+ "github.com/gorilla/csrf"
"github.com/gorilla/mux"
"github.com/gorilla/sessions"
"github.com/guregu/null/zero"
"github.com/writeas/impart"
"github.com/writeas/web-core/auth"
"github.com/writeas/web-core/data"
"github.com/writeas/web-core/log"
"github.com/writefreely/writefreely/author"
"github.com/writefreely/writefreely/config"
"github.com/writefreely/writefreely/page"
)
type (
userSettings struct {
Username string `schema:"username" json:"username"`
Email string `schema:"email" json:"email"`
NewPass string `schema:"new-pass" json:"new_pass"`
OldPass string `schema:"current-pass" json:"current_pass"`
IsLogOut bool `schema:"logout" json:"logout"`
}
UserPage struct {
page.StaticPage
PageTitle string
Separator template.HTML
IsAdmin bool
CanInvite bool
CollAlias string
}
)
func NewUserPage(app *App, r *http.Request, u *User, title string, flashes []string) *UserPage {
up := &UserPage{
StaticPage: pageForReq(app, r),
PageTitle: title,
}
up.Username = u.Username
up.Flashes = flashes
up.Path = r.URL.Path
up.IsAdmin = u.IsAdmin()
up.CanInvite = canUserInvite(app.cfg, up.IsAdmin)
return up
}
func canUserInvite(cfg *config.Config, isAdmin bool) bool {
return cfg.App.UserInvites != "" &&
(isAdmin || cfg.App.UserInvites != "admin")
}
func (up *UserPage) SetMessaging(u *User) {
// up.NeedsAuth = app.db.DoesUserNeedAuth(u.ID)
}
const (
loginAttemptExpiration = 3 * time.Second
)
var actuallyUsernameReg = regexp.MustCompile("username is actually ([a-z0-9\\-]+)\\. Please try that, instead")
func apiSignup(app *App, w http.ResponseWriter, r *http.Request) error {
_, err := signup(app, w, r)
return err
}
func signup(app *App, w http.ResponseWriter, r *http.Request) (*AuthUser, error) {
if app.cfg.App.DisablePasswordAuth {
err := ErrDisabledPasswordAuth
return nil, err
}
reqJSON := IsJSON(r)
// Get params
var ur userRegistration
if reqJSON {
decoder := json.NewDecoder(r.Body)
err := decoder.Decode(&ur)
if err != nil {
log.Error("Couldn't parse signup JSON request: %v\n", err)
return nil, ErrBadJSON
}
} else {
// Check if user is already logged in
u := getUserSession(app, r)
if u != nil {
return &AuthUser{User: u}, nil
}
err := r.ParseForm()
if err != nil {
log.Error("Couldn't parse signup form request: %v\n", err)
return nil, ErrBadFormData
}
err = app.formDecoder.Decode(&ur, r.PostForm)
if err != nil {
log.Error("Couldn't decode signup form request: %v\n", err)
return nil, ErrBadFormData
}
}
return signupWithRegistration(app, ur, w, r)
}
func signupWithRegistration(app *App, signup userRegistration, w http.ResponseWriter, r *http.Request) (*AuthUser, error) {
reqJSON := IsJSON(r)
// Validate required params (alias)
if signup.Alias == "" {
return nil, impart.HTTPError{http.StatusBadRequest, "A username is required."}
}
if signup.Pass == "" {
return nil, impart.HTTPError{http.StatusBadRequest, "A password is required."}
}
var desiredUsername string
if signup.Normalize {
// With this option we simply conform the username to what we expect
// without complaining. Since they might've done something funny, like
// enter: write.as/Way Out There, we'll use their raw input for the new
// collection name and sanitize for the slug / username.
desiredUsername = signup.Alias
signup.Alias = getSlug(signup.Alias, "")
}
if !author.IsValidUsername(app.cfg, signup.Alias) {
// Ensure the username is syntactically correct.
return nil, impart.HTTPError{http.StatusPreconditionFailed, "Username is reserved or isn't valid. It must be at least 3 characters long, and can only include letters, numbers, and hyphens."}
}
// Handle empty optional params
hashedPass, err := auth.HashPass([]byte(signup.Pass))
if err != nil {
return nil, impart.HTTPError{http.StatusInternalServerError, "Could not create password hash."}
}
// Create struct to insert
u := &User{
Username: signup.Alias,
HashedPass: hashedPass,
HasPass: true,
Email: prepareUserEmail(signup.Email, app.keys.EmailKey),
Created: time.Now().Truncate(time.Second).UTC(),
}
// Create actual user
if err := app.db.CreateUser(app.cfg, u, desiredUsername); err != nil {
return nil, err
}
// Log invite if needed
if signup.InviteCode != "" {
err = app.db.CreateInvitedUser(signup.InviteCode, u.ID)
if err != nil {
return nil, err
}
}
// Add back unencrypted data for response
if signup.Email != "" {
u.Email.String = signup.Email
}
resUser := &AuthUser{
User: u,
}
title := signup.Alias
if signup.Normalize {
title = desiredUsername
}
resUser.Collections = &[]Collection{
{
Alias: signup.Alias,
Title: title,
},
}
var token string
if reqJSON && !signup.Web {
token, err = app.db.GetAccessToken(u.ID)
if err != nil {
return nil, impart.HTTPError{http.StatusInternalServerError, "Could not create access token. Try re-authenticating."}
}
resUser.AccessToken = token
} else {
session, err := app.sessionStore.Get(r, cookieName)
if err != nil {
// The cookie should still save, even if there's an error.
// Source: https://github.com/gorilla/sessions/issues/16#issuecomment-143642144
log.Error("Session: %v; ignoring", err)
}
session.Values[cookieUserVal] = resUser.User.Cookie()
err = session.Save(r, w)
if err != nil {
log.Error("Couldn't save session: %v", err)
return nil, err
}
}
if reqJSON {
return resUser, impart.WriteSuccess(w, resUser, http.StatusCreated)
}
return resUser, nil
}
func viewLogout(app *App, w http.ResponseWriter, r *http.Request) error {
session, err := app.sessionStore.Get(r, cookieName)
if err != nil {
return ErrInternalCookieSession
}
// Ensure user has an email or password set before they go, so they don't
// lose access to their account.
val := session.Values[cookieUserVal]
var u = &User{}
var ok bool
if u, ok = val.(*User); !ok {
log.Error("Error casting user object on logout. Vals: %+v Resetting cookie.", session.Values)
err = session.Save(r, w)
if err != nil {
log.Error("Couldn't save session on logout: %v", err)
return impart.HTTPError{http.StatusInternalServerError, "Unable to save cookie session."}
}
return impart.HTTPError{http.StatusFound, "/"}
}
u, err = app.db.GetUserByID(u.ID)
if err != nil && err != ErrUserNotFound {
return impart.HTTPError{http.StatusInternalServerError, "Unable to fetch user information."}
}
session.Options.MaxAge = -1
err = session.Save(r, w)
if err != nil {
log.Error("Couldn't save session on logout: %v", err)
return impart.HTTPError{http.StatusInternalServerError, "Unable to save cookie session."}
}
return impart.HTTPError{http.StatusFound, "/"}
}
func handleAPILogout(app *App, w http.ResponseWriter, r *http.Request) error {
accessToken := r.Header.Get("Authorization")
if accessToken == "" {
return ErrNoAccessToken
}
t := auth.GetToken(accessToken)
if len(t) == 0 {
return ErrNoAccessToken
}
err := app.db.DeleteToken(t)
if err != nil {
return err
}
return impart.HTTPError{Status: http.StatusNoContent}
}
func viewLogin(app *App, w http.ResponseWriter, r *http.Request) error {
var earlyError string
oneTimeToken := r.FormValue("with")
if oneTimeToken != "" {
log.Info("Calling login with one-time token.")
err := login(app, w, r)
if err != nil {
log.Info("Received error: %v", err)
earlyError = fmt.Sprintf("%s", err)
}
}
session, err := app.sessionStore.Get(r, cookieName)
if err != nil {
// Ignore this
log.Error("Unable to get session; ignoring: %v", err)
}
p := &struct {
page.StaticPage
*OAuthButtons
To string
Message template.HTML
Flashes []template.HTML
LoginUsername string
}{
StaticPage: pageForReq(app, r),
OAuthButtons: NewOAuthButtons(app.Config()),
To: r.FormValue("to"),
Message: template.HTML(""),
Flashes: []template.HTML{},
LoginUsername: getTempInfo(app, "login-user", r, w),
}
if earlyError != "" {
p.Flashes = append(p.Flashes, template.HTML(earlyError))
}
// Display any error messages
flashes, _ := getSessionFlashes(app, w, r, session)
for _, flash := range flashes {
p.Flashes = append(p.Flashes, template.HTML(flash))
}
err = pages["login.tmpl"].ExecuteTemplate(w, "base", p)
if err != nil {
log.Error("Unable to render login: %v", err)
return err
}
return nil
}
func webLogin(app *App, w http.ResponseWriter, r *http.Request) error {
err := login(app, w, r)
if err != nil {
username := r.FormValue("alias")
// Login request was unsuccessful; save the error in the session and redirect them
if err, ok := err.(impart.HTTPError); ok {
session, _ := app.sessionStore.Get(r, cookieName)
if session != nil {
session.AddFlash(err.Message)
session.Save(r, w)
}
if m := actuallyUsernameReg.FindStringSubmatch(err.Message); len(m) > 0 {
// Retain fixed username recommendation for the login form
username = m[1]
}
}
// Pass along certain information
saveTempInfo(app, "login-user", username, r, w)
// Retain post-login URL if one was given
redirectTo := "/login"
postLoginRedirect := r.FormValue("to")
if postLoginRedirect != "" {
redirectTo += "?to=" + postLoginRedirect
}
log.Error("Unable to login: %v", err)
return impart.HTTPError{http.StatusTemporaryRedirect, redirectTo}
}
return nil
}
var loginAttemptUsers = sync.Map{}
func login(app *App, w http.ResponseWriter, r *http.Request) error {
reqJSON := IsJSON(r)
oneTimeToken := r.FormValue("with")
verbose := r.FormValue("all") == "true" || r.FormValue("verbose") == "1" || r.FormValue("verbose") == "true" || (reqJSON && oneTimeToken != "")
redirectTo := r.FormValue("to")
if redirectTo == "" {
if app.cfg.App.SingleUser {
redirectTo = "/me/new"
} else {
redirectTo = "/"
}
}
var u *User
var err error
var signin userCredentials
if app.cfg.App.DisablePasswordAuth {
err := ErrDisabledPasswordAuth
return err
}
// Log in with one-time token if one is given
if oneTimeToken != "" {
log.Info("Login: Logging user in via token.")
userID := app.db.GetUserID(oneTimeToken)
if userID == -1 {
log.Error("Login: Got user -1 from token")
err := ErrBadAccessToken
err.Message = "Expired or invalid login code."
return err
}
log.Info("Login: Found user %d.", userID)
u, err = app.db.GetUserByID(userID)
if err != nil {
log.Error("Unable to fetch user on one-time token login: %v", err)
return impart.HTTPError{http.StatusInternalServerError, "There was an error retrieving the user you want."}
}
log.Info("Login: Got user via token")
} else {
// Get params
if reqJSON {
decoder := json.NewDecoder(r.Body)
err := decoder.Decode(&signin)
if err != nil {
log.Error("Couldn't parse signin JSON request: %v\n", err)
return ErrBadJSON
}
} else {
err := r.ParseForm()
if err != nil {
log.Error("Couldn't parse signin form request: %v\n", err)
return ErrBadFormData
}
err = app.formDecoder.Decode(&signin, r.PostForm)
if err != nil {
log.Error("Couldn't decode signin form request: %v\n", err)
return ErrBadFormData
}
}
log.Info("Login: Attempting login for '%s'", signin.Alias)
// Validate required params (all)
if signin.Alias == "" {
msg := "Parameter `alias` required."
if signin.Web {
msg = "A username is required."
}
return impart.HTTPError{http.StatusBadRequest, msg}
}
if !signin.EmailLogin && signin.Pass == "" {
msg := "Parameter `pass` required."
if signin.Web {
msg = "A password is required."
}
return impart.HTTPError{http.StatusBadRequest, msg}
}
// Prevent excessive login attempts on the same account
// Skip this check in dev environment
if !app.cfg.Server.Dev {
now := time.Now()
attemptExp, att := loginAttemptUsers.LoadOrStore(signin.Alias, now.Add(loginAttemptExpiration))
if att {
if attemptExpTime, ok := attemptExp.(time.Time); ok {
if attemptExpTime.After(now) {
// This user attempted previously, and the period hasn't expired yet
return impart.HTTPError{http.StatusTooManyRequests, "You're doing that too much."}
} else {
// This user attempted previously, but the time expired; free up space
loginAttemptUsers.Delete(signin.Alias)
}
} else {
log.Error("Unable to cast expiration to time")
}
}
}
// Retrieve password
u, err = app.db.GetUserForAuth(signin.Alias)
if err != nil {
log.Info("Unable to getUserForAuth on %s: %v", signin.Alias, err)
if strings.IndexAny(signin.Alias, "@") > 0 {
log.Info("Suggesting: %s", ErrUserNotFoundEmail.Message)
return ErrUserNotFoundEmail
}
return err
}
// Authenticate
if u.Email.String == "" {
// User has no email set, so check if they haven't added a password, either,
// so we can return a more helpful error message.
if hasPass, _ := app.db.IsUserPassSet(u.ID); !hasPass {
log.Info("Tried logging in to %s, but no password or email.", signin.Alias)
return impart.HTTPError{http.StatusPreconditionFailed, "This user never added a password or email address. Please contact us for help."}
}
}
if len(u.HashedPass) == 0 {
return impart.HTTPError{http.StatusUnauthorized, "This user never set a password. Perhaps try logging in via OAuth?"}
}
if !auth.Authenticated(u.HashedPass, []byte(signin.Pass)) {
return impart.HTTPError{http.StatusUnauthorized, "Incorrect password."}
}
}
if reqJSON && !signin.Web {
var token string
if r.Header.Get("User-Agent") == "" {
// Get last created token when User-Agent is empty
token = app.db.FetchLastAccessToken(u.ID)
if token == "" {
token, err = app.db.GetAccessToken(u.ID)
}
} else {
token, err = app.db.GetAccessToken(u.ID)
}
if err != nil {
log.Error("Login: Unable to create access token: %v", err)
return impart.HTTPError{http.StatusInternalServerError, "Could not create access token. Try re-authenticating."}
}
resUser := getVerboseAuthUser(app, token, u, verbose)
return impart.WriteSuccess(w, resUser, http.StatusOK)
}
session, err := app.sessionStore.Get(r, cookieName)
if err != nil {
// The cookie should still save, even if there's an error.
log.Error("Login: Session: %v; ignoring", err)
}
// Remove unwanted data
session.Values[cookieUserVal] = u.Cookie()
err = session.Save(r, w)
if err != nil {
log.Error("Login: Couldn't save session: %v", err)
// TODO: return error
}
// Send success
if reqJSON {
return impart.WriteSuccess(w, &AuthUser{User: u}, http.StatusOK)
}
log.Info("Login: Redirecting to %s", redirectTo)
w.Header().Set("Location", redirectTo)
w.WriteHeader(http.StatusFound)
return nil
}
func getVerboseAuthUser(app *App, token string, u *User, verbose bool) *AuthUser {
resUser := &AuthUser{
AccessToken: token,
User: u,
}
// Fetch verbose user data if requested
if verbose {
posts, err := app.db.GetUserPosts(u)
if err != nil {
log.Error("Login: Unable to get user posts: %v", err)
}
colls, err := app.db.GetCollections(u, app.cfg.App.Host)
if err != nil {
log.Error("Login: Unable to get user collections: %v", err)
}
passIsSet, err := app.db.IsUserPassSet(u.ID)
if err != nil {
// TODO: correct error meesage
log.Error("Login: Unable to get user collections: %v", err)
}
resUser.Posts = posts
resUser.Collections = colls
resUser.User.HasPass = passIsSet
}
return resUser
}
func viewExportOptions(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
// Fetch extra user data
p := NewUserPage(app, r, u, "Export", nil)
showUserPage(w, "export", p)
return nil
}
func viewExportPosts(app *App, w http.ResponseWriter, r *http.Request) ([]byte, string, error) {
var filename string
var u = &User{}
reqJSON := IsJSON(r)
if reqJSON {
// Use given Authorization header
accessToken := r.Header.Get("Authorization")
if accessToken == "" {
return nil, filename, ErrNoAccessToken
}
userID := app.db.GetUserID(accessToken)
if userID == -1 {
return nil, filename, ErrBadAccessToken
}
var err error
u, err = app.db.GetUserByID(userID)
if err != nil {
return nil, filename, impart.HTTPError{http.StatusInternalServerError, "Unable to retrieve requested user."}
}
} else {
// Use user cookie
session, err := app.sessionStore.Get(r, cookieName)
if err != nil {
// The cookie should still save, even if there's an error.
log.Error("Session: %v; ignoring", err)
}
val := session.Values[cookieUserVal]
var ok bool
if u, ok = val.(*User); !ok {
return nil, filename, ErrNotLoggedIn
}
}
filename = u.Username + "-posts-" + time.Now().Truncate(time.Second).UTC().Format("200601021504")
// Fetch data we're exporting
var err error
var data []byte
posts, err := app.db.GetUserPosts(u)
if err != nil {
return data, filename, err
}
// Export as CSV
if strings.HasSuffix(r.URL.Path, ".csv") {
data = exportPostsCSV(app.cfg.App.Host, u, posts)
return data, filename, err
}
if strings.HasSuffix(r.URL.Path, ".zip") {
data = exportPostsZip(u, posts)
return data, filename, err
}
if r.FormValue("pretty") == "1" {
data, err = json.MarshalIndent(posts, "", "\t")
} else {
data, err = json.Marshal(posts)
}
return data, filename, err
}
func viewExportFull(app *App, w http.ResponseWriter, r *http.Request) ([]byte, string, error) {
var err error
filename := ""
u := getUserSession(app, r)
if u == nil {
return nil, filename, ErrNotLoggedIn
}
filename = u.Username + "-" + time.Now().Truncate(time.Second).UTC().Format("200601021504")
exportUser := compileFullExport(app, u)
var data []byte
if r.FormValue("pretty") == "1" {
data, err = json.MarshalIndent(exportUser, "", "\t")
} else {
data, err = json.Marshal(exportUser)
}
return data, filename, err
}
func viewMeAPI(app *App, w http.ResponseWriter, r *http.Request) error {
reqJSON := IsJSON(r)
uObj := struct {
ID int64 `json:"id,omitempty"`
Username string `json:"username,omitempty"`
}{}
var err error
if reqJSON {
_, uObj.Username, err = app.db.GetUserDataFromToken(r.Header.Get("Authorization"))
if err != nil {
return err
}
} else {
u := getUserSession(app, r)
if u == nil {
return impart.WriteSuccess(w, uObj, http.StatusOK)
}
uObj.Username = u.Username
}
return impart.WriteSuccess(w, uObj, http.StatusOK)
}
func viewMyPostsAPI(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
reqJSON := IsJSON(r)
if !reqJSON {
return ErrBadRequestedType
}
var err error
p := GetPostsCache(u.ID)
if p == nil {
userPostsCache.Lock()
if userPostsCache.users[u.ID].ready == nil {
userPostsCache.users[u.ID] = postsCacheItem{ready: make(chan struct{})}
userPostsCache.Unlock()
p, err = app.db.GetUserPosts(u)
if err != nil {
return err
}
CachePosts(u.ID, p)
} else {
userPostsCache.Unlock()
<-userPostsCache.users[u.ID].ready
p = GetPostsCache(u.ID)
}
}
return impart.WriteSuccess(w, p, http.StatusOK)
}
func viewMyCollectionsAPI(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
reqJSON := IsJSON(r)
if !reqJSON {
return ErrBadRequestedType
}
p, err := app.db.GetCollections(u, app.cfg.App.Host)
if err != nil {
return err
}
return impart.WriteSuccess(w, p, http.StatusOK)
}
func viewArticles(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
p, err := app.db.GetAnonymousPosts(u)
if err != nil {
log.Error("unable to fetch anon posts: %v", err)
}
// nil-out AnonymousPosts slice for easy detection in the template
if p != nil && len(*p) == 0 {
p = nil
}
f, err := getSessionFlashes(app, w, r, nil)
if err != nil {
log.Error("unable to fetch flashes: %v", err)
}
c, err := app.db.GetPublishableCollections(u, app.cfg.App.Host)
if err != nil {
log.Error("unable to fetch collections: %v", err)
}
silenced, err := app.db.IsUserSilenced(u.ID)
if err != nil {
log.Error("view articles: %v", err)
}
d := struct {
*UserPage
AnonymousPosts *[]PublicPost
Collections *[]Collection
Silenced bool
}{
UserPage: NewUserPage(app, r, u, u.Username+"'s Posts", f),
AnonymousPosts: p,
Collections: c,
Silenced: silenced,
}
d.UserPage.SetMessaging(u)
w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
w.Header().Set("Expires", "Thu, 04 Oct 1990 20:00:00 GMT")
showUserPage(w, "articles", d)
return nil
}
func viewCollections(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
c, err := app.db.GetCollections(u, app.cfg.App.Host)
if err != nil {
log.Error("unable to fetch collections: %v", err)
return fmt.Errorf("No collections")
}
f, _ := getSessionFlashes(app, w, r, nil)
uc, _ := app.db.GetUserCollectionCount(u.ID)
// TODO: handle any errors
silenced, err := app.db.IsUserSilenced(u.ID)
if err != nil {
log.Error("view collections %v", err)
return fmt.Errorf("view collections: %v", err)
}
d := struct {
*UserPage
Collections *[]Collection
UsedCollections, TotalCollections int
NewBlogsDisabled bool
Silenced bool
}{
UserPage: NewUserPage(app, r, u, u.Username+"'s Blogs", f),
Collections: c,
UsedCollections: int(uc),
NewBlogsDisabled: !app.cfg.App.CanCreateBlogs(uc),
Silenced: silenced,
}
d.UserPage.SetMessaging(u)
showUserPage(w, "collections", d)
return nil
}
func viewEditCollection(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
vars := mux.Vars(r)
c, err := app.db.GetCollection(vars["collection"])
if err != nil {
return err
}
if c.OwnerID != u.ID {
return ErrCollectionNotFound
}
// Add collection properties
c.MonetizationPointer = app.db.GetCollectionAttribute(c.ID, "monetization_pointer")
silenced, err := app.db.IsUserSilenced(u.ID)
if err != nil {
log.Error("view edit collection %v", err)
return fmt.Errorf("view edit collection: %v", err)
}
flashes, _ := getSessionFlashes(app, w, r, nil)
obj := struct {
*UserPage
*Collection
Silenced bool
}{
UserPage: NewUserPage(app, r, u, "Edit "+c.DisplayTitle(), flashes),
Collection: c,
Silenced: silenced,
}
obj.UserPage.CollAlias = c.Alias
showUserPage(w, "collection", obj)
return nil
}
func updateSettings(app *App, w http.ResponseWriter, r *http.Request) error {
reqJSON := IsJSON(r)
var s userSettings
var u *User
var sess *sessions.Session
var err error
if reqJSON {
accessToken := r.Header.Get("Authorization")
if accessToken == "" {
return ErrNoAccessToken
}
u, err = app.db.GetAPIUser(accessToken)
if err != nil {
return ErrBadAccessToken
}
decoder := json.NewDecoder(r.Body)
err := decoder.Decode(&s)
if err != nil {
log.Error("Couldn't parse settings JSON request: %v\n", err)
return ErrBadJSON
}
// Prevent all username updates
// TODO: support changing username via JSON API request
s.Username = ""
} else {
u, sess = getUserAndSession(app, r)
if u == nil {
return ErrNotLoggedIn
}
err := r.ParseForm()
if err != nil {
log.Error("Couldn't parse settings form request: %v\n", err)
return ErrBadFormData
}
err = app.formDecoder.Decode(&s, r.PostForm)
if err != nil {
log.Error("Couldn't decode settings form request: %v\n", err)
return ErrBadFormData
}
}
// Do update
postUpdateReturn := r.FormValue("return")
redirectTo := "/me/settings"
if s.IsLogOut {
redirectTo += "?logout=1"
} else if postUpdateReturn != "" {
redirectTo = postUpdateReturn
}
// Only do updates on values we need
if s.Username != "" && s.Username == u.Username {
// Username hasn't actually changed; blank it out
s.Username = ""
}
err = app.db.ChangeSettings(app, u, &s)
if err != nil {
if reqJSON {
return err
}
if err, ok := err.(impart.HTTPError); ok {
addSessionFlash(app, w, r, err.Message, nil)
}
} else {
// Successful update.
if reqJSON {
return impart.WriteSuccess(w, u, http.StatusOK)
}
if s.IsLogOut {
redirectTo = "/me/logout"
} else {
sess.Values[cookieUserVal] = u.Cookie()
addSessionFlash(app, w, r, "Account updated.", nil)
}
}
w.Header().Set("Location", redirectTo)
w.WriteHeader(http.StatusFound)
return nil
}
func updatePassphrase(app *App, w http.ResponseWriter, r *http.Request) error {
accessToken := r.Header.Get("Authorization")
if accessToken == "" {
return ErrNoAccessToken
}
curPass := r.FormValue("current")
newPass := r.FormValue("new")
// Ensure a new password is given (always required)
if newPass == "" {
return impart.HTTPError{http.StatusBadRequest, "Provide a new password."}
}
userID, sudo := app.db.GetUserIDPrivilege(accessToken)
if userID == -1 {
return ErrBadAccessToken
}
// Ensure a current password is given if the access token doesn't have sudo
// privileges.
if !sudo && curPass == "" {
return impart.HTTPError{http.StatusBadRequest, "Provide current password."}
}
// Hash the new password
hashedPass, err := auth.HashPass([]byte(newPass))
if err != nil {
return impart.HTTPError{http.StatusInternalServerError, "Could not create password hash."}
}
// Do update
err = app.db.ChangePassphrase(userID, sudo, curPass, hashedPass)
if err != nil {
return err
}
return impart.WriteSuccess(w, struct{}{}, http.StatusOK)
}
func viewStats(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
var c *Collection
var err error
vars := mux.Vars(r)
alias := vars["collection"]
if alias != "" {
c, err = app.db.GetCollection(alias)
if err != nil {
return err
}
if c.OwnerID != u.ID {
return ErrCollectionNotFound
}
}
topPosts, err := app.db.GetTopPosts(u, alias)
if err != nil {
log.Error("Unable to get top posts: %v", err)
return err
}
flashes, _ := getSessionFlashes(app, w, r, nil)
titleStats := ""
if c != nil {
titleStats = c.DisplayTitle() + " "
}
silenced, err := app.db.IsUserSilenced(u.ID)
if err != nil {
log.Error("view stats: %v", err)
return err
}
obj := struct {
*UserPage
VisitsBlog string
Collection *Collection
TopPosts *[]PublicPost
APFollowers int
Silenced bool
}{
UserPage: NewUserPage(app, r, u, titleStats+"Stats", flashes),
VisitsBlog: alias,
Collection: c,
TopPosts: topPosts,
Silenced: silenced,
}
obj.UserPage.CollAlias = c.Alias
if app.cfg.App.Federation {
folls, err := app.db.GetAPFollowers(c)
if err != nil {
return err
}
obj.APFollowers = len(*folls)
}
showUserPage(w, "stats", obj)
return nil
}
func viewSettings(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
fullUser, err := app.db.GetUserByID(u.ID)
if err != nil {
log.Error("Unable to get user for settings: %s", err)
return impart.HTTPError{http.StatusInternalServerError, "Unable to retrieve user data. The humans have been alerted."}
}
passIsSet, err := app.db.IsUserPassSet(u.ID)
if err != nil {
log.Error("Unable to get isUserPassSet for settings: %s", err)
return impart.HTTPError{http.StatusInternalServerError, "Unable to retrieve user data. The humans have been alerted."}
}
flashes, _ := getSessionFlashes(app, w, r, nil)
enableOauthSlack := app.Config().SlackOauth.ClientID != ""
enableOauthWriteAs := app.Config().WriteAsOauth.ClientID != ""
enableOauthGitLab := app.Config().GitlabOauth.ClientID != ""
enableOauthGeneric := app.Config().GenericOauth.ClientID != ""
enableOauthGitea := app.Config().GiteaOauth.ClientID != ""
oauthAccounts, err := app.db.GetOauthAccounts(r.Context(), u.ID)
if err != nil {
log.Error("Unable to get oauth accounts for settings: %s", err)
return impart.HTTPError{http.StatusInternalServerError, "Unable to retrieve user data. The humans have been alerted."}
}
for idx, oauthAccount := range oauthAccounts {
switch oauthAccount.Provider {
case "slack":
enableOauthSlack = false
case "write.as":
enableOauthWriteAs = false
case "gitlab":
enableOauthGitLab = false
case "generic":
oauthAccounts[idx].DisplayName = app.Config().GenericOauth.DisplayName
oauthAccounts[idx].AllowDisconnect = app.Config().GenericOauth.AllowDisconnect
enableOauthGeneric = false
case "gitea":
enableOauthGitea = false
}
}
displayOauthSection := enableOauthSlack || enableOauthWriteAs || enableOauthGitLab || enableOauthGeneric || enableOauthGitea || len(oauthAccounts) > 0
obj := struct {
*UserPage
Email string
HasPass bool
IsLogOut bool
Silenced bool
+ CSRFField template.HTML
OauthSection bool
OauthAccounts []oauthAccountInfo
OauthSlack bool
OauthWriteAs bool
OauthGitLab bool
GitLabDisplayName string
OauthGeneric bool
OauthGenericDisplayName string
OauthGitea bool
GiteaDisplayName string
}{
UserPage: NewUserPage(app, r, u, "Account Settings", flashes),
Email: fullUser.EmailClear(app.keys),
HasPass: passIsSet,
IsLogOut: r.FormValue("logout") == "1",
Silenced: fullUser.IsSilenced(),
+ CSRFField: csrf.TemplateField(r),
OauthSection: displayOauthSection,
OauthAccounts: oauthAccounts,
OauthSlack: enableOauthSlack,
OauthWriteAs: enableOauthWriteAs,
OauthGitLab: enableOauthGitLab,
GitLabDisplayName: config.OrDefaultString(app.Config().GitlabOauth.DisplayName, gitlabDisplayName),
OauthGeneric: enableOauthGeneric,
OauthGenericDisplayName: config.OrDefaultString(app.Config().GenericOauth.DisplayName, genericOauthDisplayName),
OauthGitea: enableOauthGitea,
GiteaDisplayName: config.OrDefaultString(app.Config().GiteaOauth.DisplayName, giteaDisplayName),
}
showUserPage(w, "settings", obj)
return nil
}
func saveTempInfo(app *App, key, val string, r *http.Request, w http.ResponseWriter) error {
session, err := app.sessionStore.Get(r, "t")
if err != nil {
return ErrInternalCookieSession
}
session.Values[key] = val
err = session.Save(r, w)
if err != nil {
log.Error("Couldn't saveTempInfo for key-val (%s:%s): %v", key, val, err)
}
return err
}
func getTempInfo(app *App, key string, r *http.Request, w http.ResponseWriter) string {
session, err := app.sessionStore.Get(r, "t")
if err != nil {
return ""
}
// Get the information
var s = ""
var ok bool
if s, ok = session.Values[key].(string); !ok {
return ""
}
// Delete cookie
session.Options.MaxAge = -1
err = session.Save(r, w)
if err != nil {
log.Error("Couldn't erase temp data for key %s: %v", key, err)
}
// Return value
return s
}
func handleUserDelete(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
confirmUsername := r.PostFormValue("confirm-username")
if u.Username != confirmUsername {
return impart.HTTPError{http.StatusBadRequest, "Confirmation username must match your username exactly."}
}
// Check for account deletion safeguards in place
if u.IsAdmin() {
return impart.HTTPError{http.StatusForbidden, "Cannot delete admin."}
}
err := app.db.DeleteAccount(u.ID)
if err != nil {
log.Error("user delete account: %v", err)
return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not delete account: %v", err)}
}
_ = addSessionFlash(app, w, r, "Account deleted successfully, sorry to see you go.", nil)
return impart.HTTPError{http.StatusFound, "/me/logout"}
}
func removeOauth(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
provider := r.FormValue("provider")
clientID := r.FormValue("client_id")
remoteUserID := r.FormValue("remote_user_id")
err := app.db.RemoveOauth(r.Context(), u.ID, provider, clientID, remoteUserID)
if err != nil {
return impart.HTTPError{Status: http.StatusInternalServerError, Message: err.Error()}
}
return impart.HTTPError{Status: http.StatusFound, Message: "/me/settings"}
}
func prepareUserEmail(input string, emailKey []byte) zero.String {
email := zero.NewString("", input != "")
if len(input) > 0 {
encEmail, err := data.Encrypt(emailKey, input)
if err != nil {
log.Error("Unable to encrypt email: %s\n", err)
} else {
email.String = string(encEmail)
}
}
return email
}
diff --git a/app.go b/app.go
index ed4e096..f665166 100644
--- a/app.go
+++ b/app.go
@@ -1,906 +1,934 @@
/*
* Copyright © 2018-2021 A Bunch Tell LLC.
*
* This file is part of WriteFreely.
*
* WriteFreely is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
package writefreely
import (
"crypto/tls"
"database/sql"
"fmt"
"html/template"
"io/ioutil"
"net/http"
"net/url"
"os"
"os/signal"
"path/filepath"
"regexp"
"strings"
"syscall"
"time"
"github.com/gorilla/mux"
"github.com/gorilla/schema"
"github.com/gorilla/sessions"
"github.com/manifoldco/promptui"
stripmd "github.com/writeas/go-strip-markdown"
"github.com/writeas/impart"
"github.com/writeas/web-core/auth"
"github.com/writeas/web-core/converter"
"github.com/writeas/web-core/log"
"github.com/writefreely/writefreely/author"
"github.com/writefreely/writefreely/config"
"github.com/writefreely/writefreely/key"
"github.com/writefreely/writefreely/migrations"
"github.com/writefreely/writefreely/page"
"golang.org/x/crypto/acme/autocert"
)
const (
staticDir = "static"
assumedTitleLen = 80
postsPerPage = 10
serverSoftware = "WriteFreely"
softwareURL = "https://writefreely.org"
)
var (
debugging bool
// Software version can be set from git env using -ldflags
softwareVer = "0.12.0"
// DEPRECATED VARS
isSingleUser bool
)
// App holds data and configuration for an individual WriteFreely instance.
type App struct {
router *mux.Router
shttp *http.ServeMux
db *datastore
cfg *config.Config
cfgFile string
keys *key.Keychain
sessionStore sessions.Store
formDecoder *schema.Decoder
updates *updatesCache
timeline *localTimeline
}
// DB returns the App's datastore
func (app *App) DB() *datastore {
return app.db
}
// Router returns the App's router
func (app *App) Router() *mux.Router {
return app.router
}
// Config returns the App's current configuration.
func (app *App) Config() *config.Config {
return app.cfg
}
// SetConfig updates the App's Config to the given value.
func (app *App) SetConfig(cfg *config.Config) {
app.cfg = cfg
}
// SetKeys updates the App's Keychain to the given value.
func (app *App) SetKeys(k *key.Keychain) {
app.keys = k
}
func (app *App) SessionStore() sessions.Store {
return app.sessionStore
}
func (app *App) SetSessionStore(s sessions.Store) {
app.sessionStore = s
}
// Apper is the interface for getting data into and out of a WriteFreely
// instance (or "App").
//
// App returns the App for the current instance.
//
// LoadConfig reads an app configuration into the App, returning any error
// encountered.
//
// SaveConfig persists the current App configuration.
//
// LoadKeys reads the App's encryption keys and loads them into its
// key.Keychain.
type Apper interface {
App() *App
LoadConfig() error
SaveConfig(*config.Config) error
LoadKeys() error
ReqLog(r *http.Request, status int, timeSince time.Duration) string
}
// App returns the App
func (app *App) App() *App {
return app
}
// LoadConfig loads and parses a config file.
func (app *App) LoadConfig() error {
log.Info("Loading %s configuration...", app.cfgFile)
cfg, err := config.Load(app.cfgFile)
if err != nil {
log.Error("Unable to load configuration: %v", err)
os.Exit(1)
return err
}
app.cfg = cfg
return nil
}
// SaveConfig saves the given Config to disk -- namely, to the App's cfgFile.
func (app *App) SaveConfig(c *config.Config) error {
return config.Save(c, app.cfgFile)
}
// LoadKeys reads all needed keys from disk into the App. In order to use the
// configured `Server.KeysParentDir`, you must call initKeyPaths(App) before
// this.
func (app *App) LoadKeys() error {
var err error
app.keys = &key.Keychain{}
if debugging {
log.Info(" %s", emailKeyPath)
}
+
+ executable, err := os.Executable()
+ if err != nil {
+ executable = "writefreely"
+ } else {
+ executable = filepath.Base(executable)
+ }
+
app.keys.EmailKey, err = ioutil.ReadFile(emailKeyPath)
if err != nil {
return err
}
if debugging {
log.Info(" %s", cookieAuthKeyPath)
}
app.keys.CookieAuthKey, err = ioutil.ReadFile(cookieAuthKeyPath)
if err != nil {
return err
}
if debugging {
log.Info(" %s", cookieKeyPath)
}
app.keys.CookieKey, err = ioutil.ReadFile(cookieKeyPath)
if err != nil {
return err
}
+ if debugging {
+ log.Info(" %s", csrfKeyPath)
+ }
+ app.keys.CSRFKey, err = ioutil.ReadFile(csrfKeyPath)
+ if err != nil {
+ if os.IsNotExist(err) {
+ log.Error(`Missing key: %s.
+
+ Run this command to generate missing keys:
+ %s keys generate
+
+`, csrfKeyPath, executable)
+ }
+ return err
+ }
+
return nil
}
func (app *App) ReqLog(r *http.Request, status int, timeSince time.Duration) string {
return fmt.Sprintf("\"%s %s\" %d %s \"%s\"", r.Method, r.RequestURI, status, timeSince, r.UserAgent())
}
// handleViewHome shows page at root path. It checks the configuration and
// authentication state to show the correct page.
func handleViewHome(app *App, w http.ResponseWriter, r *http.Request) error {
if app.cfg.App.SingleUser {
// Render blog index
return handleViewCollection(app, w, r)
}
// Multi-user instance
forceLanding := r.FormValue("landing") == "1"
if !forceLanding {
// Show correct page based on user auth status and configured landing path
u := getUserSession(app, r)
if app.cfg.App.Chorus {
// This instance is focused on reading, so show Reader on home route if not
// private or a private-instance user is logged in.
if !app.cfg.App.Private || u != nil {
return viewLocalTimeline(app, w, r)
}
}
if u != nil {
// User is logged in, so show the Pad
return handleViewPad(app, w, r)
}
if app.cfg.App.Private {
return viewLogin(app, w, r)
}
if land := app.cfg.App.LandingPath(); land != "/" {
return impart.HTTPError{http.StatusFound, land}
}
}
return handleViewLanding(app, w, r)
}
func handleViewLanding(app *App, w http.ResponseWriter, r *http.Request) error {
forceLanding := r.FormValue("landing") == "1"
p := struct {
page.StaticPage
*OAuthButtons
Flashes []template.HTML
Banner template.HTML
Content template.HTML
ForcedLanding bool
}{
StaticPage: pageForReq(app, r),
OAuthButtons: NewOAuthButtons(app.Config()),
ForcedLanding: forceLanding,
}
banner, err := getLandingBanner(app)
if err != nil {
log.Error("unable to get landing banner: %v", err)
return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get banner: %v", err)}
}
p.Banner = template.HTML(applyMarkdown([]byte(banner.Content), "", app.cfg))
content, err := getLandingBody(app)
if err != nil {
log.Error("unable to get landing content: %v", err)
return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get content: %v", err)}
}
p.Content = template.HTML(applyMarkdown([]byte(content.Content), "", app.cfg))
// Get error messages
session, err := app.sessionStore.Get(r, cookieName)
if err != nil {
// Ignore this
log.Error("Unable to get session in handleViewHome; ignoring: %v", err)
}
flashes, _ := getSessionFlashes(app, w, r, session)
for _, flash := range flashes {
p.Flashes = append(p.Flashes, template.HTML(flash))
}
// Show landing page
return renderPage(w, "landing.tmpl", p)
}
func handleTemplatedPage(app *App, w http.ResponseWriter, r *http.Request, t *template.Template) error {
p := struct {
page.StaticPage
ContentTitle string
Content template.HTML
PlainContent string
Updated string
AboutStats *InstanceStats
}{
StaticPage: pageForReq(app, r),
}
if r.URL.Path == "/about" || r.URL.Path == "/privacy" {
var c *instanceContent
var err error
if r.URL.Path == "/about" {
c, err = getAboutPage(app)
// Fetch stats
p.AboutStats = &InstanceStats{}
p.AboutStats.NumPosts, _ = app.db.GetTotalPosts()
p.AboutStats.NumBlogs, _ = app.db.GetTotalCollections()
} else {
c, err = getPrivacyPage(app)
}
if err != nil {
return err
}
p.ContentTitle = c.Title.String
p.Content = template.HTML(applyMarkdown([]byte(c.Content), "", app.cfg))
p.PlainContent = shortPostDescription(stripmd.Strip(c.Content))
if !c.Updated.IsZero() {
p.Updated = c.Updated.Format("January 2, 2006")
}
}
// Serve templated page
err := t.ExecuteTemplate(w, "base", p)
if err != nil {
log.Error("Unable to render page: %v", err)
}
return nil
}
func pageForReq(app *App, r *http.Request) page.StaticPage {
p := page.StaticPage{
AppCfg: app.cfg.App,
Path: r.URL.Path,
Version: "v" + softwareVer,
}
// Add user information, if given
var u *User
accessToken := r.FormValue("t")
if accessToken != "" {
userID := app.db.GetUserID(accessToken)
if userID != -1 {
var err error
u, err = app.db.GetUserByID(userID)
if err == nil {
p.Username = u.Username
}
}
} else {
u = getUserSession(app, r)
if u != nil {
p.Username = u.Username
p.IsAdmin = u != nil && u.IsAdmin()
p.CanInvite = canUserInvite(app.cfg, p.IsAdmin)
}
}
p.CanViewReader = !app.cfg.App.Private || u != nil
return p
}
var fileRegex = regexp.MustCompile("/([^/]*\\.[^/]*)$")
// Initialize loads the app configuration and initializes templates, keys,
// session, route handlers, and the database connection.
func Initialize(apper Apper, debug bool) (*App, error) {
debugging = debug
apper.LoadConfig()
// Load templates
err := InitTemplates(apper.App().Config())
if err != nil {
return nil, fmt.Errorf("load templates: %s", err)
}
// Load keys and set up session
initKeyPaths(apper.App()) // TODO: find a better way to do this, since it's unneeded in all Apper implementations
err = InitKeys(apper)
if err != nil {
return nil, fmt.Errorf("init keys: %s", err)
}
apper.App().InitUpdates()
apper.App().InitSession()
apper.App().InitDecoder()
err = ConnectToDatabase(apper.App())
if err != nil {
return nil, fmt.Errorf("connect to DB: %s", err)
}
initActivityPub(apper.App())
// Handle local timeline, if enabled
if apper.App().cfg.App.LocalTimeline {
log.Info("Initializing local timeline...")
initLocalTimeline(apper.App())
}
return apper.App(), nil
}
func Serve(app *App, r *mux.Router) {
log.Info("Going to serve...")
isSingleUser = app.cfg.App.SingleUser
app.cfg.Server.Dev = debugging
// Handle shutdown
c := make(chan os.Signal, 2)
signal.Notify(c, os.Interrupt, syscall.SIGTERM)
go func() {
<-c
log.Info("Shutting down...")
shutdown(app)
log.Info("Done.")
os.Exit(0)
}()
// Start gopher server
if app.cfg.Server.GopherPort > 0 && !app.cfg.App.Private {
go initGopher(app)
}
// Start web application server
var bindAddress = app.cfg.Server.Bind
if bindAddress == "" {
bindAddress = "localhost"
}
var err error
if app.cfg.IsSecureStandalone() {
if app.cfg.Server.Autocert {
m := &autocert.Manager{
Prompt: autocert.AcceptTOS,
Cache: autocert.DirCache(app.cfg.Server.TLSCertPath),
}
host, err := url.Parse(app.cfg.App.Host)
if err != nil {
log.Error("[WARNING] Unable to parse configured host! %s", err)
log.Error(`[WARNING] ALL hosts are allowed, which can open you to an attack where
clients connect to a server by IP address and pretend to be asking for an
incorrect host name, and cause you to reach the CA's rate limit for certificate
requests. We recommend supplying a valid host name.`)
log.Info("Using autocert on ANY host")
} else {
log.Info("Using autocert on host %s", host.Host)
m.HostPolicy = autocert.HostWhitelist(host.Host)
}
s := &http.Server{
Addr: ":https",
Handler: r,
TLSConfig: &tls.Config{
GetCertificate: m.GetCertificate,
},
}
s.SetKeepAlivesEnabled(false)
go func() {
log.Info("Serving redirects on http://%s:80", bindAddress)
err = http.ListenAndServe(":80", m.HTTPHandler(nil))
log.Error("Unable to start redirect server: %v", err)
}()
log.Info("Serving on https://%s:443", bindAddress)
log.Info("---")
err = s.ListenAndServeTLS("", "")
} else {
go func() {
log.Info("Serving redirects on http://%s:80", bindAddress)
err = http.ListenAndServe(fmt.Sprintf("%s:80", bindAddress), http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
http.Redirect(w, r, app.cfg.App.Host, http.StatusMovedPermanently)
}))
log.Error("Unable to start redirect server: %v", err)
}()
log.Info("Serving on https://%s:443", bindAddress)
log.Info("Using manual certificates")
log.Info("---")
err = http.ListenAndServeTLS(fmt.Sprintf("%s:443", bindAddress), app.cfg.Server.TLSCertPath, app.cfg.Server.TLSKeyPath, r)
}
} else {
log.Info("Serving on http://%s:%d\n", bindAddress, app.cfg.Server.Port)
log.Info("---")
err = http.ListenAndServe(fmt.Sprintf("%s:%d", bindAddress, app.cfg.Server.Port), r)
}
if err != nil {
log.Error("Unable to start: %v", err)
os.Exit(1)
}
}
func (app *App) InitDecoder() {
// TODO: do this at the package level, instead of the App level
// Initialize modules
app.formDecoder = schema.NewDecoder()
app.formDecoder.RegisterConverter(converter.NullJSONString{}, converter.ConvertJSONNullString)
app.formDecoder.RegisterConverter(converter.NullJSONBool{}, converter.ConvertJSONNullBool)
app.formDecoder.RegisterConverter(sql.NullString{}, converter.ConvertSQLNullString)
app.formDecoder.RegisterConverter(sql.NullBool{}, converter.ConvertSQLNullBool)
app.formDecoder.RegisterConverter(sql.NullInt64{}, converter.ConvertSQLNullInt64)
app.formDecoder.RegisterConverter(sql.NullFloat64{}, converter.ConvertSQLNullFloat64)
}
// ConnectToDatabase validates and connects to the configured database, then
// tests the connection.
func ConnectToDatabase(app *App) error {
// Check database configuration
if app.cfg.Database.Type == driverMySQL && (app.cfg.Database.User == "" || app.cfg.Database.Password == "") {
return fmt.Errorf("Database user or password not set.")
}
if app.cfg.Database.Host == "" {
app.cfg.Database.Host = "localhost"
}
if app.cfg.Database.Database == "" {
app.cfg.Database.Database = "writefreely"
}
// TODO: check err
connectToDatabase(app)
// Test database connection
err := app.db.Ping()
if err != nil {
return fmt.Errorf("Database ping failed: %s", err)
}
return nil
}
// FormatVersion constructs the version string for the application
func FormatVersion() string {
return serverSoftware + " " + softwareVer
}
// OutputVersion prints out the version of the application.
func OutputVersion() {
fmt.Println(FormatVersion())
}
// NewApp creates a new app instance.
func NewApp(cfgFile string) *App {
return &App{
cfgFile: cfgFile,
}
}
// CreateConfig creates a default configuration and saves it to the app's cfgFile.
func CreateConfig(app *App) error {
log.Info("Creating configuration...")
c := config.New()
log.Info("Saving configuration %s...", app.cfgFile)
err := config.Save(c, app.cfgFile)
if err != nil {
return fmt.Errorf("Unable to save configuration: %v", err)
}
return nil
}
// DoConfig runs the interactive configuration process.
func DoConfig(app *App, configSections string) {
if configSections == "" {
configSections = "server db app"
}
// let's check there aren't any garbage in the list
configSectionsArray := strings.Split(configSections, " ")
for _, element := range configSectionsArray {
if element != "server" && element != "db" && element != "app" {
log.Error("Invalid argument to --sections. Valid arguments are only \"server\", \"db\" and \"app\"")
os.Exit(1)
}
}
d, err := config.Configure(app.cfgFile, configSections)
if err != nil {
log.Error("Unable to configure: %v", err)
os.Exit(1)
}
app.cfg = d.Config
connectToDatabase(app)
defer shutdown(app)
if !app.db.DatabaseInitialized() {
err = adminInitDatabase(app)
if err != nil {
log.Error(err.Error())
os.Exit(1)
}
} else {
log.Info("Database already initialized.")
}
if d.User != nil {
u := &User{
Username: d.User.Username,
HashedPass: d.User.HashedPass,
Created: time.Now().Truncate(time.Second).UTC(),
}
// Create blog
log.Info("Creating user %s...\n", u.Username)
err = app.db.CreateUser(app.cfg, u, app.cfg.App.SiteName)
if err != nil {
log.Error("Unable to create user: %s", err)
os.Exit(1)
}
log.Info("Done!")
}
os.Exit(0)
}
// GenerateKeyFiles creates app encryption keys and saves them into the configured KeysParentDir.
func GenerateKeyFiles(app *App) error {
// Read keys path from config
app.LoadConfig()
// Create keys dir if it doesn't exist yet
fullKeysDir := filepath.Join(app.cfg.Server.KeysParentDir, keysDir)
if _, err := os.Stat(fullKeysDir); os.IsNotExist(err) {
err = os.Mkdir(fullKeysDir, 0700)
if err != nil {
return err
}
}
// Generate keys
initKeyPaths(app)
// TODO: use something like https://github.com/hashicorp/go-multierror to return errors
var keyErrs error
err := generateKey(emailKeyPath)
if err != nil {
keyErrs = err
}
err = generateKey(cookieAuthKeyPath)
if err != nil {
keyErrs = err
}
err = generateKey(cookieKeyPath)
if err != nil {
keyErrs = err
}
+ err = generateKey(csrfKeyPath)
+ if err != nil {
+ keyErrs = err
+ }
return keyErrs
}
// CreateSchema creates all database tables needed for the application.
func CreateSchema(apper Apper) error {
apper.LoadConfig()
connectToDatabase(apper.App())
defer shutdown(apper.App())
err := adminInitDatabase(apper.App())
if err != nil {
return err
}
return nil
}
// Migrate runs all necessary database migrations.
func Migrate(apper Apper) error {
apper.LoadConfig()
connectToDatabase(apper.App())
defer shutdown(apper.App())
err := migrations.Migrate(migrations.NewDatastore(apper.App().db.DB, apper.App().db.driverName))
if err != nil {
return fmt.Errorf("migrate: %s", err)
}
return nil
}
// ResetPassword runs the interactive password reset process.
func ResetPassword(apper Apper, username string) error {
// Connect to the database
apper.LoadConfig()
connectToDatabase(apper.App())
defer shutdown(apper.App())
// Fetch user
u, err := apper.App().db.GetUserForAuth(username)
if err != nil {
log.Error("Get user: %s", err)
os.Exit(1)
}
// Prompt for new password
prompt := promptui.Prompt{
Templates: &promptui.PromptTemplates{
Success: "{{ . | bold | faint }}: ",
},
Label: "New password",
Mask: '*',
}
newPass, err := prompt.Run()
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
// Do the update
log.Info("Updating...")
err = adminResetPassword(apper.App(), u, newPass)
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
log.Info("Success.")
return nil
}
// DoDeleteAccount runs the confirmation and account delete process.
func DoDeleteAccount(apper Apper, username string) error {
// Connect to the database
apper.LoadConfig()
connectToDatabase(apper.App())
defer shutdown(apper.App())
// check user exists
u, err := apper.App().db.GetUserForAuth(username)
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
userID := u.ID
// do not delete the admin account
// TODO: check for other admins and skip?
if u.IsAdmin() {
log.Error("Can not delete admin account")
os.Exit(1)
}
// confirm deletion, w/ w/out posts
prompt := promptui.Prompt{
Templates: &promptui.PromptTemplates{
Success: "{{ . | bold | faint }}: ",
},
Label: fmt.Sprintf("Really delete user : %s", username),
IsConfirm: true,
}
_, err = prompt.Run()
if err != nil {
log.Info("Aborted...")
os.Exit(0)
}
log.Info("Deleting...")
err = apper.App().db.DeleteAccount(userID)
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
log.Info("Success.")
return nil
}
func connectToDatabase(app *App) {
log.Info("Connecting to %s database...", app.cfg.Database.Type)
var db *sql.DB
var err error
if app.cfg.Database.Type == driverMySQL {
db, err = sql.Open(app.cfg.Database.Type, fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=true&loc=%s&tls=%t", app.cfg.Database.User, app.cfg.Database.Password, app.cfg.Database.Host, app.cfg.Database.Port, app.cfg.Database.Database, url.QueryEscape(time.Local.String()), app.cfg.Database.TLS))
db.SetMaxOpenConns(50)
} else if app.cfg.Database.Type == driverSQLite {
if !SQLiteEnabled {
log.Error("Invalid database type '%s'. Binary wasn't compiled with SQLite3 support.", app.cfg.Database.Type)
os.Exit(1)
}
if app.cfg.Database.FileName == "" {
log.Error("SQLite database filename value in config.ini is empty.")
os.Exit(1)
}
db, err = sql.Open("sqlite3_with_regex", app.cfg.Database.FileName+"?parseTime=true&cached=shared")
db.SetMaxOpenConns(1)
} else {
log.Error("Invalid database type '%s'. Only 'mysql' and 'sqlite3' are supported right now.", app.cfg.Database.Type)
os.Exit(1)
}
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
app.db = &datastore{db, app.cfg.Database.Type}
}
func shutdown(app *App) {
log.Info("Closing database connection...")
app.db.Close()
}
// CreateUser creates a new admin or normal user from the given credentials.
func CreateUser(apper Apper, username, password string, isAdmin bool) error {
// Create an admin user with --create-admin
apper.LoadConfig()
connectToDatabase(apper.App())
defer shutdown(apper.App())
// Ensure an admin / first user doesn't already exist
firstUser, _ := apper.App().db.GetUserByID(1)
if isAdmin {
// Abort if trying to create admin user, but one already exists
if firstUser != nil {
return fmt.Errorf("Admin user already exists (%s). Create a regular user with: writefreely --create-user", firstUser.Username)
}
} else {
// Abort if trying to create regular user, but no admin exists yet
if firstUser == nil {
return fmt.Errorf("No admin user exists yet. Create an admin first with: writefreely --create-admin")
}
}
// Create the user
// Normalize and validate username
desiredUsername := username
username = getSlug(username, "")
usernameDesc := username
if username != desiredUsername {
usernameDesc += " (originally: " + desiredUsername + ")"
}
if !author.IsValidUsername(apper.App().cfg, username) {
return fmt.Errorf("Username %s is invalid, reserved, or shorter than configured minimum length (%d characters).", usernameDesc, apper.App().cfg.App.MinUsernameLen)
}
// Hash the password
hashedPass, err := auth.HashPass([]byte(password))
if err != nil {
return fmt.Errorf("Unable to hash password: %v", err)
}
u := &User{
Username: username,
HashedPass: hashedPass,
Created: time.Now().Truncate(time.Second).UTC(),
}
userType := "user"
if isAdmin {
userType = "admin"
}
log.Info("Creating %s %s...", userType, usernameDesc)
err = apper.App().db.CreateUser(apper.App().Config(), u, desiredUsername)
if err != nil {
return fmt.Errorf("Unable to create user: %s", err)
}
log.Info("Done!")
return nil
}
func adminInitDatabase(app *App) error {
schemaFileName := "schema.sql"
if app.cfg.Database.Type == driverSQLite {
schemaFileName = "sqlite.sql"
}
schema, err := Asset(schemaFileName)
if err != nil {
return fmt.Errorf("Unable to load schema file: %v", err)
}
tblReg := regexp.MustCompile("CREATE TABLE (IF NOT EXISTS )?`([a-z_]+)`")
queries := strings.Split(string(schema), ";\n")
for _, q := range queries {
if strings.TrimSpace(q) == "" {
continue
}
parts := tblReg.FindStringSubmatch(q)
if len(parts) >= 3 {
log.Info("Creating table %s...", parts[2])
} else {
log.Info("Creating table ??? (Weird query) No match in: %v", parts)
}
_, err = app.db.Exec(q)
if err != nil {
log.Error("%s", err)
} else {
log.Info("Created.")
}
}
// Set up migrations table
log.Info("Initializing appmigrations table...")
err = migrations.SetInitialMigrations(migrations.NewDatastore(app.db.DB, app.db.driverName))
if err != nil {
return fmt.Errorf("Unable to set initial migrations: %v", err)
}
log.Info("Running migrations...")
err = migrations.Migrate(migrations.NewDatastore(app.db.DB, app.db.driverName))
if err != nil {
return fmt.Errorf("migrate: %s", err)
}
log.Info("Done.")
return nil
}
// ServerUserAgent returns a User-Agent string to use in external requests. The
// hostName parameter may be left empty.
func ServerUserAgent(hostName string) string {
hostUAStr := ""
if hostName != "" {
hostUAStr = "; +" + hostName
}
return "Go (" + serverSoftware + "/" + softwareVer + hostUAStr + ")"
}
diff --git a/go.mod b/go.mod
index 3006fa6..bb69895 100644
--- a/go.mod
+++ b/go.mod
@@ -1,49 +1,49 @@
module github.com/writefreely/writefreely
require (
github.com/clbanning/mxj v1.8.4 // indirect
github.com/dustin/go-humanize v1.0.0
github.com/fatih/color v1.10.0
github.com/go-sql-driver/mysql v1.6.0
github.com/go-test/deep v1.0.1 // indirect
github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e // indirect
+ github.com/gorilla/csrf v1.7.0
github.com/gorilla/feeds v1.1.1
github.com/gorilla/mux v1.8.0
github.com/gorilla/schema v1.2.0
github.com/gorilla/sessions v1.2.0
github.com/guregu/null v3.5.0+incompatible
github.com/hashicorp/go-multierror v1.1.1
github.com/ikeikeikeike/go-sitemap-generator/v2 v2.0.2
github.com/jtolds/gls v4.2.1+incompatible // indirect
github.com/kylemcc/twitter-text-go v0.0.0-20180726194232-7f582f6736ec
github.com/lunixbochs/vtclean v1.0.0 // indirect
github.com/manifoldco/promptui v0.8.0
github.com/mattn/go-sqlite3 v1.14.6
github.com/microcosm-cc/bluemonday v1.0.5
github.com/mitchellh/go-wordwrap v1.0.1
github.com/nu7hatch/gouuid v0.0.0-20131221200532-179d4d0c4d8d
- github.com/pkg/errors v0.8.1 // indirect
github.com/prologic/go-gopher v0.0.0-20200721020712-3e11dcff0469
github.com/rainycape/unidecode v0.0.0-20150907023854-cb7f23ec59be // indirect
github.com/smartystreets/assertions v0.0.0-20190116191733-b6c0e53d7304 // indirect
github.com/smartystreets/goconvey v0.0.0-20181108003508-044398e4856c // indirect
github.com/stretchr/testify v1.7.0
github.com/urfave/cli/v2 v2.3.0
github.com/writeas/activity v0.1.2
github.com/writeas/activityserve v0.0.0-20200409150223-d7ab3eaa4481
github.com/writeas/go-strip-markdown v2.0.1+incompatible
github.com/writeas/go-webfinger v1.1.0
github.com/writeas/httpsig v1.0.0
github.com/writeas/impart v1.1.1
github.com/writeas/import v0.2.1
github.com/writeas/monday v0.0.0-20181024183321-54a7dd579219
github.com/writeas/saturday v1.7.2-0.20200427193424-392b95a03320
github.com/writeas/slug v1.2.0
github.com/writeas/web-core v1.3.1-0.20210330164422-95a3a717ed8f
github.com/writefreely/go-nodeinfo v1.2.0
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
golang.org/x/net v0.0.0-20200707034311-ab3426394381 // indirect
gopkg.in/ini.v1 v1.62.0
)
go 1.13
diff --git a/go.sum b/go.sum
index b8adf04..354a1dd 100644
--- a/go.sum
+++ b/go.sum
@@ -1,183 +1,187 @@
code.as/core/socks v1.0.0 h1:SPQXNp4SbEwjOAP9VzUahLHak8SDqy5n+9cm9tpjZOs=
code.as/core/socks v1.0.0/go.mod h1:BAXBy5O9s2gmw6UxLqNJcVbWY7C/UPs+801CcSsfWOY=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/aymerick/douceur v0.2.0 h1:Mv+mAeH1Q+n9Fr+oyamOlAkUNPWPlA8PPGR0QAaYuPk=
github.com/aymerick/douceur v0.2.0/go.mod h1:wlT5vV2O3h55X9m7iVYN0TBM0NH/MmbLnd30/FjWUq4=
github.com/beevik/etree v1.1.0 h1:T0xke/WvNtMoCqgzPhkX2r4rjY3GDZFi+FjpRZY2Jbs=
github.com/beevik/etree v1.1.0/go.mod h1:r8Aw8JqVegEf0w2fDnATrX9VpkMcyFeM0FhwO62wh+A=
github.com/captncraig/cors v0.0.0-20190703115713-e80254a89df1 h1:AFSJaASPGYNbkUa5c8ZybrcW9pP3Cy7+z5dnpcc/qG8=
github.com/captncraig/cors v0.0.0-20190703115713-e80254a89df1/go.mod h1:EIlIeMufZ8nqdUhnesledB15xLRl4wIJUppwDLPrdrQ=
github.com/chris-ramon/douceur v0.2.0 h1:IDMEdxlEUUBYBKE4z/mJnFyVXox+MjuEVDJNN27glkU=
github.com/chris-ramon/douceur v0.2.0/go.mod h1:wDW5xjJdeoMm1mRt4sD4c/LbF/mWdEpRXQKjTR8nIBE=
github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e h1:fY5BOSpyZCqRo5OhCuC+XN+r/bBCmeuuJtjz+bCNIf8=
github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 h1:q763qf9huN11kDQavWsoZXJNW3xEE4JJyHa5Q25/sd8=
github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
github.com/clbanning/mxj v1.8.3/go.mod h1:BVjHeAH+rl9rs6f+QIpeRl0tfu10SXn1pUSa5PVGJng=
github.com/clbanning/mxj v1.8.4 h1:HuhwZtbyvyOw+3Z1AowPkU87JkJUSv751ELWaiTpj8I=
github.com/clbanning/mxj v1.8.4/go.mod h1:BVjHeAH+rl9rs6f+QIpeRl0tfu10SXn1pUSa5PVGJng=
github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dchest/uniuri v0.0.0-20200228104902-7aecb25e1fe5 h1:RAV05c0xOkJ3dZGS0JFybxFKZ2WMLabgx3uXnd7rpGs=
github.com/dchest/uniuri v0.0.0-20200228104902-7aecb25e1fe5/go.mod h1:GgB8SF9nRG+GqaDtLcwJZsQFhcogVCJ79j4EdT0c2V4=
github.com/dustin/go-humanize v1.0.0 h1:VSnTsYCnlFHaM2/igO1h6X3HA71jcobQuxemgkq4zYo=
github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
github.com/fatih/color v1.10.0 h1:s36xzo75JdqLaaWoiEHk767eHiwo0598uUxyfiPkDsg=
github.com/fatih/color v1.10.0/go.mod h1:ELkj/draVOlAH/xkhN6mQ50Qd0MPOk5AAr3maGEBuJM=
github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo=
github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
github.com/go-fed/httpsig v0.1.0/go.mod h1:T56HUNYZUQ1AGUzhAYPugZfp36sKApVnGBgKlIY+aIE=
github.com/go-fed/httpsig v0.1.1-0.20200204213531-0ef28562fabe h1:U71giCx5NjRn4Lb71UuprPHqhjxGv3Jqonb9fgcaJH8=
github.com/go-fed/httpsig v0.1.1-0.20200204213531-0ef28562fabe/go.mod h1:T56HUNYZUQ1AGUzhAYPugZfp36sKApVnGBgKlIY+aIE=
github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE=
github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
github.com/go-test/deep v1.0.1 h1:UQhStjbkDClarlmv0am7OXXO4/GaPdCGiUiMTvi28sg=
github.com/go-test/deep v1.0.1/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
github.com/gofrs/uuid v3.3.0+incompatible h1:8K4tyRfvU1CYPgJsveYFQMhpFd/wXNM7iK6rR7UHz84=
github.com/gofrs/uuid v3.3.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
github.com/gologme/log v1.2.0 h1:Ya5Ip/KD6FX7uH0S31QO87nCCSucKtF44TLbTtO7V4c=
github.com/gologme/log v1.2.0/go.mod h1:gq31gQ8wEHkR+WekdWsqDuf8pXTUZA9BnnzTuPz1Y9U=
github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e h1:JKmoR8x90Iww1ks85zJ1lfDGgIiMDuIptTOhJq+zKyg=
github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
+github.com/gorilla/csrf v1.7.0 h1:mMPjV5/3Zd460xCavIkppUdvnl5fPXMpv2uz2Zyg7/Y=
+github.com/gorilla/csrf v1.7.0/go.mod h1:+a/4tCmqhG6/w4oafeAZ9pEa3/NZOWYVbD9fV0FwIQA=
github.com/gorilla/css v1.0.0 h1:BQqNyPTi50JCFMTw/b67hByjMVXZRwGha6wxVGkeihY=
github.com/gorilla/css v1.0.0/go.mod h1:Dn721qIggHpt4+EFCcTLTU/vk5ySda2ReITrtgBl60c=
github.com/gorilla/feeds v1.1.1 h1:HwKXxqzcRNg9to+BbvJog4+f3s/xzvtZXICcQGutYfY=
github.com/gorilla/feeds v1.1.1/go.mod h1:Nk0jZrvPFZX1OBe5NPiddPw7CfwF6Q9eqzaBbaightA=
github.com/gorilla/mux v1.7.4/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
github.com/gorilla/schema v1.2.0 h1:YufUaxZYCKGFuAq3c96BOhjgd5nmXiOY9NGzF247Tsc=
github.com/gorilla/schema v1.2.0/go.mod h1:kgLaKoK1FELgZqMAVxx/5cbj0kT+57qxUrAlIO2eleU=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/key/key.go b/key/key.go
index 1cb3cf8..25490ca 100644
--- a/key/key.go
+++ b/key/key.go
@@ -1,63 +1,69 @@
/*
- * Copyright © 2019 A Bunch Tell LLC.
+ * Copyright © 2019, 2021 A Bunch Tell LLC.
*
* This file is part of WriteFreely.
*
* WriteFreely is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
// Package key holds application keys and utilities around generating them.
package key
import (
"crypto/rand"
)
const (
EncKeysBytes = 32
)
type Keychain struct {
- EmailKey, CookieAuthKey, CookieKey []byte
+ EmailKey, CookieAuthKey, CookieKey, CSRFKey []byte
}
// GenerateKeys generates necessary keys for the app on the given Keychain,
// skipping any that already exist.
func (keys *Keychain) GenerateKeys() error {
// Generate keys only if they don't already exist
// TODO: use something like https://github.com/hashicorp/go-multierror to return errors
var err, keyErrs error
if len(keys.EmailKey) == 0 {
keys.EmailKey, err = GenerateBytes(EncKeysBytes)
if err != nil {
keyErrs = err
}
}
if len(keys.CookieAuthKey) == 0 {
keys.CookieAuthKey, err = GenerateBytes(EncKeysBytes)
if err != nil {
keyErrs = err
}
}
if len(keys.CookieKey) == 0 {
keys.CookieKey, err = GenerateBytes(EncKeysBytes)
if err != nil {
keyErrs = err
}
}
+ if len(keys.CSRFKey) == 0 {
+ keys.CSRFKey, err = GenerateBytes(EncKeysBytes)
+ if err != nil {
+ keyErrs = err
+ }
+ }
return keyErrs
}
// GenerateBytes returns securely generated random bytes.
func GenerateBytes(n int) ([]byte, error) {
b := make([]byte, n)
_, err := rand.Read(b)
if err != nil {
return nil, err
}
return b, nil
}
diff --git a/keys.go b/keys.go
index e53d811..1b43d0b 100644
--- a/keys.go
+++ b/keys.go
@@ -1,73 +1,75 @@
/*
* Copyright © 2018-2019, 2021 A Bunch Tell LLC.
*
* This file is part of WriteFreely.
*
* WriteFreely is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
package writefreely
import (
"github.com/writeas/web-core/log"
"github.com/writefreely/writefreely/key"
"io/ioutil"
"os"
"path/filepath"
)
const (
keysDir = "keys"
)
var (
emailKeyPath = filepath.Join(keysDir, "email.aes256")
cookieAuthKeyPath = filepath.Join(keysDir, "cookies_auth.aes256")
cookieKeyPath = filepath.Join(keysDir, "cookies_enc.aes256")
+ csrfKeyPath = filepath.Join(keysDir, "csrf.aes256")
)
// InitKeys loads encryption keys into memory via the given Apper interface
func InitKeys(apper Apper) error {
log.Info("Loading encryption keys...")
err := apper.LoadKeys()
if err != nil {
return err
}
return nil
}
func initKeyPaths(app *App) {
emailKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, emailKeyPath)
cookieAuthKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, cookieAuthKeyPath)
cookieKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, cookieKeyPath)
+ csrfKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, csrfKeyPath)
}
// generateKey generates a key at the given path used for the encryption of
// certain user data. Because user data becomes unrecoverable without these
// keys, this won't overwrite any existing key, and instead outputs a message.
func generateKey(path string) error {
// Check if key file exists
if _, err := os.Stat(path); err == nil {
log.Info("%s already exists. rm the file if you understand the consquences.", path)
return nil
} else if !os.IsNotExist(err) {
log.Error("%s", err)
return err
}
log.Info("Generating %s.", path)
b, err := key.GenerateBytes(key.EncKeysBytes)
if err != nil {
log.Error("FAILED. %s. Run writefreely --gen-keys again.", err)
return err
}
err = ioutil.WriteFile(path, b, 0600)
if err != nil {
log.Error("FAILED writing file: %s", err)
return err
}
log.Info("Success.")
return nil
}
diff --git a/routes.go b/routes.go
index c4e7c07..2b23bd1 100644
--- a/routes.go
+++ b/routes.go
@@ -1,234 +1,235 @@
/*
* Copyright © 2018-2021 A Bunch Tell LLC.
*
* This file is part of WriteFreely.
*
* WriteFreely is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
package writefreely
import (
"net/http"
"net/url"
"path/filepath"
"strings"
+ "github.com/gorilla/csrf"
"github.com/gorilla/mux"
"github.com/writeas/go-webfinger"
"github.com/writeas/web-core/log"
"github.com/writefreely/go-nodeinfo"
)
// InitStaticRoutes adds routes for serving static files.
// TODO: this should just be a func, not method
func (app *App) InitStaticRoutes(r *mux.Router) {
// Handle static files
fs := http.FileServer(http.Dir(filepath.Join(app.cfg.Server.StaticParentDir, staticDir)))
fs = cacheControl(fs)
app.shttp = http.NewServeMux()
app.shttp.Handle("/", fs)
r.PathPrefix("/").Handler(fs)
}
// InitRoutes adds dynamic routes for the given mux.Router.
func InitRoutes(apper Apper, r *mux.Router) *mux.Router {
// Create handler
handler := NewWFHandler(apper)
// Set up routes
hostSubroute := apper.App().cfg.App.Host[strings.Index(apper.App().cfg.App.Host, "://")+3:]
if apper.App().cfg.App.SingleUser {
hostSubroute = "{domain}"
} else {
if strings.HasPrefix(hostSubroute, "localhost") {
hostSubroute = "localhost"
}
}
if apper.App().cfg.App.SingleUser {
log.Info("Adding %s routes (single user)...", hostSubroute)
} else {
log.Info("Adding %s routes (multi-user)...", hostSubroute)
}
// Primary app routes
write := r.PathPrefix("/").Subrouter()
// Federation endpoint configurations
wf := webfinger.Default(wfResolver{apper.App().db, apper.App().cfg})
wf.NoTLSHandler = nil
// Federation endpoints
// host-meta
write.HandleFunc("/.well-known/host-meta", handler.Web(handleViewHostMeta, UserLevelReader))
// webfinger
write.HandleFunc(webfinger.WebFingerPath, handler.LogHandlerFunc(http.HandlerFunc(wf.Webfinger)))
// nodeinfo
niCfg := nodeInfoConfig(apper.App().db, apper.App().cfg)
ni := nodeinfo.NewService(*niCfg, nodeInfoResolver{apper.App().cfg, apper.App().db})
write.HandleFunc(nodeinfo.NodeInfoPath, handler.LogHandlerFunc(http.HandlerFunc(ni.NodeInfoDiscover)))
write.HandleFunc(niCfg.InfoURL, handler.LogHandlerFunc(http.HandlerFunc(ni.NodeInfo)))
// handle mentions
write.HandleFunc("/@/{handle}", handler.Web(handleViewMention, UserLevelReader))
configureSlackOauth(handler, write, apper.App())
configureWriteAsOauth(handler, write, apper.App())
configureGitlabOauth(handler, write, apper.App())
configureGenericOauth(handler, write, apper.App())
configureGiteaOauth(handler, write, apper.App())
// Set up dyamic page handlers
// Handle auth
auth := write.PathPrefix("/api/auth/").Subrouter()
if apper.App().cfg.App.OpenRegistration {
auth.HandleFunc("/signup", handler.All(apiSignup)).Methods("POST")
}
auth.HandleFunc("/login", handler.All(login)).Methods("POST")
auth.HandleFunc("/read", handler.WebErrors(handleWebCollectionUnlock, UserLevelNone)).Methods("POST")
auth.HandleFunc("/me", handler.All(handleAPILogout)).Methods("DELETE")
// Handle logged in user sections
me := write.PathPrefix("/me").Subrouter()
me.HandleFunc("/", handler.Redirect("/me", UserLevelUser))
me.HandleFunc("/c", handler.Redirect("/me/c/", UserLevelUser)).Methods("GET")
me.HandleFunc("/c/", handler.User(viewCollections)).Methods("GET")
me.HandleFunc("/c/{collection}", handler.User(viewEditCollection)).Methods("GET")
me.HandleFunc("/c/{collection}/stats", handler.User(viewStats)).Methods("GET")
- me.HandleFunc("/delete", handler.User(handleUserDelete)).Methods("POST")
+ me.Path("/delete").Handler(csrf.Protect(apper.App().keys.CSRFKey)(handler.User(handleUserDelete))).Methods("POST")
me.HandleFunc("/posts", handler.Redirect("/me/posts/", UserLevelUser)).Methods("GET")
me.HandleFunc("/posts/", handler.User(viewArticles)).Methods("GET")
me.HandleFunc("/posts/export.csv", handler.Download(viewExportPosts, UserLevelUser)).Methods("GET")
me.HandleFunc("/posts/export.zip", handler.Download(viewExportPosts, UserLevelUser)).Methods("GET")
me.HandleFunc("/posts/export.json", handler.Download(viewExportPosts, UserLevelUser)).Methods("GET")
me.HandleFunc("/export", handler.User(viewExportOptions)).Methods("GET")
me.HandleFunc("/export.json", handler.Download(viewExportFull, UserLevelUser)).Methods("GET")
me.HandleFunc("/import", handler.User(viewImport)).Methods("GET")
- me.HandleFunc("/settings", handler.User(viewSettings)).Methods("GET")
+ me.Path("/settings").Handler(csrf.Protect(apper.App().keys.CSRFKey)(handler.User(viewSettings))).Methods("GET")
me.HandleFunc("/invites", handler.User(handleViewUserInvites)).Methods("GET")
me.HandleFunc("/logout", handler.Web(viewLogout, UserLevelNone)).Methods("GET")
write.HandleFunc("/api/me", handler.All(viewMeAPI)).Methods("GET")
apiMe := write.PathPrefix("/api/me/").Subrouter()
apiMe.HandleFunc("/", handler.All(viewMeAPI)).Methods("GET")
apiMe.HandleFunc("/posts", handler.UserAPI(viewMyPostsAPI)).Methods("GET")
apiMe.HandleFunc("/collections", handler.UserAPI(viewMyCollectionsAPI)).Methods("GET")
apiMe.HandleFunc("/password", handler.All(updatePassphrase)).Methods("POST")
apiMe.HandleFunc("/self", handler.All(updateSettings)).Methods("POST")
apiMe.HandleFunc("/invites", handler.User(handleCreateUserInvite)).Methods("POST")
apiMe.HandleFunc("/import", handler.User(handleImport)).Methods("POST")
apiMe.HandleFunc("/oauth/remove", handler.User(removeOauth)).Methods("POST")
// Sign up validation
write.HandleFunc("/api/alias", handler.All(handleUsernameCheck)).Methods("POST")
write.HandleFunc("/api/markdown", handler.All(handleRenderMarkdown)).Methods("POST")
instanceURL, _ := url.Parse(apper.App().Config().App.Host)
host := instanceURL.Host
// Handle collections
write.HandleFunc("/api/collections", handler.All(newCollection)).Methods("POST")
apiColls := write.PathPrefix("/api/collections/").Subrouter()
apiColls.HandleFunc("/"+host, handler.AllReader(fetchCollection)).Methods("GET")
apiColls.HandleFunc("/{alias:[0-9a-zA-Z\\-]+}", handler.AllReader(fetchCollection)).Methods("GET")
apiColls.HandleFunc("/{alias:[0-9a-zA-Z\\-]+}", handler.All(existingCollection)).Methods("POST", "DELETE")
apiColls.HandleFunc("/{alias}/posts", handler.AllReader(fetchCollectionPosts)).Methods("GET")
apiColls.HandleFunc("/{alias}/posts", handler.All(newPost)).Methods("POST")
apiColls.HandleFunc("/{alias}/posts/{post}", handler.AllReader(fetchPost)).Methods("GET")
apiColls.HandleFunc("/{alias}/posts/{post:[a-zA-Z0-9]{10}}", handler.All(existingPost)).Methods("POST")
apiColls.HandleFunc("/{alias}/posts/{post}/{property}", handler.AllReader(fetchPostProperty)).Methods("GET")
apiColls.HandleFunc("/{alias}/collect", handler.All(addPost)).Methods("POST")
apiColls.HandleFunc("/{alias}/pin", handler.All(pinPost)).Methods("POST")
apiColls.HandleFunc("/{alias}/unpin", handler.All(pinPost)).Methods("POST")
apiColls.HandleFunc("/{alias}/inbox", handler.All(handleFetchCollectionInbox)).Methods("POST")
apiColls.HandleFunc("/{alias}/outbox", handler.AllReader(handleFetchCollectionOutbox)).Methods("GET")
apiColls.HandleFunc("/{alias}/following", handler.AllReader(handleFetchCollectionFollowing)).Methods("GET")
apiColls.HandleFunc("/{alias}/followers", handler.AllReader(handleFetchCollectionFollowers)).Methods("GET")
// Handle posts
write.HandleFunc("/api/posts", handler.All(newPost)).Methods("POST")
posts := write.PathPrefix("/api/posts/").Subrouter()
posts.HandleFunc("/{post:[a-zA-Z0-9]{10}}", handler.AllReader(fetchPost)).Methods("GET")
posts.HandleFunc("/{post:[a-zA-Z0-9]{10}}", handler.All(existingPost)).Methods("POST", "PUT")
posts.HandleFunc("/{post:[a-zA-Z0-9]{10}}", handler.All(deletePost)).Methods("DELETE")
posts.HandleFunc("/{post:[a-zA-Z0-9]{10}}/{property}", handler.AllReader(fetchPostProperty)).Methods("GET")
posts.HandleFunc("/claim", handler.All(addPost)).Methods("POST")
posts.HandleFunc("/disperse", handler.All(dispersePost)).Methods("POST")
write.HandleFunc("/auth/signup", handler.Web(handleWebSignup, UserLevelNoneRequired)).Methods("POST")
write.HandleFunc("/auth/login", handler.Web(webLogin, UserLevelNoneRequired)).Methods("POST")
write.HandleFunc("/admin", handler.Admin(handleViewAdminDash)).Methods("GET")
write.HandleFunc("/admin/monitor", handler.Admin(handleViewAdminMonitor)).Methods("GET")
write.HandleFunc("/admin/settings", handler.Admin(handleViewAdminSettings)).Methods("GET")
write.HandleFunc("/admin/users", handler.Admin(handleViewAdminUsers)).Methods("GET")
write.HandleFunc("/admin/user/{username}", handler.Admin(handleViewAdminUser)).Methods("GET")
write.HandleFunc("/admin/user/{username}/delete", handler.Admin(handleAdminDeleteUser)).Methods("POST")
write.HandleFunc("/admin/user/{username}/status", handler.Admin(handleAdminToggleUserStatus)).Methods("POST")
write.HandleFunc("/admin/user/{username}/passphrase", handler.Admin(handleAdminResetUserPass)).Methods("POST")
write.HandleFunc("/admin/pages", handler.Admin(handleViewAdminPages)).Methods("GET")
write.HandleFunc("/admin/page/{slug}", handler.Admin(handleViewAdminPage)).Methods("GET")
write.HandleFunc("/admin/update/config", handler.AdminApper(handleAdminUpdateConfig)).Methods("POST")
write.HandleFunc("/admin/update/{page}", handler.Admin(handleAdminUpdateSite)).Methods("POST")
write.HandleFunc("/admin/updates", handler.Admin(handleViewAdminUpdates)).Methods("GET")
// Handle special pages first
write.HandleFunc("/login", handler.Web(viewLogin, UserLevelNoneRequired))
write.HandleFunc("/signup", handler.Web(handleViewLanding, UserLevelNoneRequired))
write.HandleFunc("/invite/{code:[a-zA-Z0-9]+}", handler.Web(handleViewInvite, UserLevelOptional)).Methods("GET")
// TODO: show a reader-specific 404 page if the function is disabled
write.HandleFunc("/read", handler.Web(viewLocalTimeline, UserLevelReader))
RouteRead(handler, UserLevelReader, write.PathPrefix("/read").Subrouter())
draftEditPrefix := ""
if apper.App().cfg.App.SingleUser {
draftEditPrefix = "/d"
write.HandleFunc("/me/new", handler.Web(handleViewPad, UserLevelUser)).Methods("GET")
} else {
write.HandleFunc("/new", handler.Web(handleViewPad, UserLevelUser)).Methods("GET")
}
// All the existing stuff
write.HandleFunc(draftEditPrefix+"/{action}/edit", handler.Web(handleViewPad, UserLevelUser)).Methods("GET")
write.HandleFunc(draftEditPrefix+"/{action}/meta", handler.Web(handleViewMeta, UserLevelUser)).Methods("GET")
// Collections
if apper.App().cfg.App.SingleUser {
RouteCollections(handler, write.PathPrefix("/").Subrouter())
} else {
write.HandleFunc("/{prefix:[@~$!\\-+]}{collection}", handler.Web(handleViewCollection, UserLevelReader))
write.HandleFunc("/{collection}/", handler.Web(handleViewCollection, UserLevelReader))
RouteCollections(handler, write.PathPrefix("/{prefix:[@~$!\\-+]?}{collection}").Subrouter())
// Posts
}
write.HandleFunc(draftEditPrefix+"/{post}", handler.Web(handleViewPost, UserLevelOptional))
write.HandleFunc("/", handler.Web(handleViewHome, UserLevelOptional))
return r
}
func RouteCollections(handler *Handler, r *mux.Router) {
r.HandleFunc("/logout", handler.Web(handleLogOutCollection, UserLevelOptional))
r.HandleFunc("/page/{page:[0-9]+}", handler.Web(handleViewCollection, UserLevelReader))
r.HandleFunc("/tag:{tag}", handler.Web(handleViewCollectionTag, UserLevelReader))
r.HandleFunc("/tag:{tag}/feed/", handler.Web(ViewFeed, UserLevelReader))
r.HandleFunc("/sitemap.xml", handler.AllReader(handleViewSitemap))
r.HandleFunc("/feed/", handler.AllReader(ViewFeed))
r.HandleFunc("/{slug}", handler.CollectionPostOrStatic)
r.HandleFunc("/{slug}/edit", handler.Web(handleViewPad, UserLevelUser))
r.HandleFunc("/{slug}/edit/meta", handler.Web(handleViewMeta, UserLevelUser))
r.HandleFunc("/{slug}/", handler.Web(handleCollectionPostRedirect, UserLevelReader)).Methods("GET")
}
func RouteRead(handler *Handler, readPerm UserLevelFunc, r *mux.Router) {
r.HandleFunc("/api/posts", handler.Web(viewLocalTimelineAPI, readPerm))
r.HandleFunc("/p/{page}", handler.Web(viewLocalTimeline, readPerm))
r.HandleFunc("/feed/", handler.Web(viewLocalTimelineFeed, readPerm))
r.HandleFunc("/t/{tag}", handler.Web(viewLocalTimeline, readPerm))
r.HandleFunc("/a/{post}", handler.Web(handlePostIDRedirect, readPerm))
r.HandleFunc("/{author}", handler.Web(viewLocalTimeline, readPerm))
r.HandleFunc("/", handler.Web(viewLocalTimeline, readPerm))
}
diff --git a/templates/user/settings.tmpl b/templates/user/settings.tmpl
index c17a99f..7a90fb7 100644
--- a/templates/user/settings.tmpl
+++ b/templates/user/settings.tmpl
@@ -1,230 +1,231 @@
{{define "settings"}}
{{template "header" .}}
<style type="text/css">
.option { margin: 2em 0em; }
h2 {
margin-top: 2.5em;
}
h3 { font-weight: normal; }
.section p, .section label {
font-size: 0.86em;
}
.oauth-provider img {
max-height: 2.75em;
vertical-align: middle;
}
.modal {
position: fixed;
}
</style>
<div class="content-container snug">
<div id="overlay"></div>
{{if .Silenced}}
{{template "user-silenced"}}
{{end}}
<h1>{{if .IsLogOut}}Before you go...{{else}}Account Settings{{end}}</h1>
{{if .Flashes}}<ul class="errors">
{{range .Flashes}}<li class="urgent">{{.}}</li>{{end}}
</ul>{{end}}
{{ if .IsLogOut }}
<div class="alert info">
<p class="introduction">Please add an <strong>email address</strong> and/or <strong>passphrase</strong> so you can log in again later.</p>
</div>
{{ else }}
<div>
<p>Change your account settings here.</p>
</div>
<form method="post" action="/api/me/self" autocomplete="false">
<div class="option">
<h3>Username</h3>
<div class="section">
<input type="text" name="username" value="{{.Username}}" tabindex="1" />
<input type="submit" value="Update" style="margin-left: 1em;" />
</div>
</div>
</form>
{{ end }}
{{if not .DisablePasswordAuth}}
<form method="post" action="/api/me/self" autocomplete="false">
<input type="hidden" name="logout" value="{{.IsLogOut}}" />
<div class="option">
<h3>Passphrase</h3>
<div class="section">
{{if and (not .HasPass) (not .IsLogOut)}}<div class="alert info"><p>Add a passphrase to easily log in to your account.</p></div>{{end}}
{{if .HasPass}}<p>Current passphrase</p>
<input type="password" name="current-pass" placeholder="Current passphrase" tabindex="1" /> <input class="show" type="checkbox" id="show-cur-pass" /><label for="show-cur-pass"> Show</label>
<p>New passphrase</p>
{{end}}
{{if .IsLogOut}}<input type="text" value="{{.Username}}" style="display:none" />{{end}}
<input type="password" name="new-pass" autocomplete="new-password" placeholder="New passphrase" tabindex="{{if .IsLogOut}}1{{else}}2{{end}}" /> <input class="show" type="checkbox" id="show-new-pass" /><label for="show-new-pass"> Show</label>
</div>
</div>
<div class="option">
<h3>Email</h3>
<div class="section">
{{if and (not .Email) (not .IsLogOut)}}<div class="alert info"><p>Add your email to get:</p>
<ul>
<li>No-passphrase login</li>
<li>Account recovery if you forget your passphrase</li>
</ul></div>{{end}}
<input type="email" name="email" style="letter-spacing: 1px" placeholder="Email address" value="{{.Email}}" size="40" tabindex="{{if .IsLogOut}}2{{else}}3{{end}}" />
</div>
</div>
<div class="option" style="text-align: center;">
<input type="submit" value="Save changes" tabindex="4" />
</div>
</form>
{{end}}
{{ if .OauthSection }}
{{ if .OauthAccounts }}
<div class="option">
<h2>Linked Accounts</h2>
<p>These are your linked external accounts.</p>
{{ range $oauth_account := .OauthAccounts }}
<form method="post" action="/api/me/oauth/remove" autocomplete="false">
<input type="hidden" name="provider" value="{{ $oauth_account.Provider }}" />
<input type="hidden" name="client_id" value="{{ $oauth_account.ClientID }}" />
<input type="hidden" name="remote_user_id" value="{{ $oauth_account.RemoteUserID }}" />
<div class="section oauth-provider">
{{ if $oauth_account.DisplayName}}
{{ if $oauth_account.AllowDisconnect}}
<input type="submit" value="Remove {{.DisplayName}}" />
{{else}}
<a class="btn cta"><strong>{{.DisplayName}}</strong></a>
{{end}}
{{else}}
<img src="/img/mark/{{$oauth_account.Provider}}.png" alt="{{ $oauth_account.Provider | title }}" />
<input type="submit" value="Remove {{ $oauth_account.Provider | title }}" />
{{end}}
</div>
</form>
{{ end }}
</div>
{{ end }}
{{ if or .OauthSlack .OauthWriteAs .OauthGitLab .OauthGeneric .OauthGitea }}
<div class="option">
<h2>Link External Accounts</h2>
<p>Connect additional accounts to enable logging in with those providers, instead of using your username and password.</p>
<div class="row signinbtns">
{{ if .OauthWriteAs }}
<div class="section oauth-provider">
<a class="btn cta loginbtn" id="writeas-login" href="/oauth/write.as?attach=t">
<img src="/img/mark/writeas-white.png" alt="Write.as" />
Link <strong>Write.as</strong>
</a>
</div>
{{ end }}
{{ if .OauthSlack }}
<div class="section oauth-provider">
<a class="btn cta loginbtn" id="slack-login" href="/oauth/slack?attach=t">
<img src="/img/mark/slack.png" alt="Slack" />
Link <strong>Slack</strong>
</a>
</div>
{{ end }}
{{ if .OauthGitLab }}
<div class="section oauth-provider">
<a class="btn cta loginbtn" id="gitlab-login" href="/oauth/gitlab?attach=t">
<img src="/img/mark/gitlab.png" alt="GitLab" />
Link <strong>{{.GitLabDisplayName}}</strong>
</a>
</div>
{{ end }}
{{ if .OauthGitea }}
<div class="section oauth-provider">
<a class="btn cta loginbtn" id="gitea-login" href="/oauth/gitea?attach=t">
<img src="/img/mark/gitea.png" alt="Gitea" />
Link <strong>{{.GiteaDisplayName}}</strong>
</a>
</div>
{{ end }}
{{ if .OauthGeneric }}
<div class="section oauth-provider">
<a class="btn cta loginbtn" id="generic-oauth-login" href="/oauth/generic?attach=t">
Link <strong>{{ .OauthGenericDisplayName }}</strong>
</a>
</div>
{{ end }}
</div>
</div>
{{ end }}
{{ end }}
{{ if not .IsAdmin }}
<h2>Incinerator</h2>
<div class="alert danger">
<div class="row">
<div>
<h3>Delete your account</h3>
<p>Permanently erase all your data, with no way to recover it.</p>
</div>
<button class="cta danger" onclick="prepareDeleteUser()">Delete your account...</button>
</div>
</div>
{{end}}
</div>
<div id="modal-delete-user" class="modal">
<h2>Are you sure?</h2>
<div class="body">
<p style="text-align:left">This action <strong>cannot</strong> be undone. It will immediately and permanently erase your account, including your blogs and posts. Before continuing, you might want to <a href="/me/export">export your data</a>.</p>
<p>If you're sure, please type <strong>{{.Username}}</strong> to confirm.</p>
<ul id="delete-errors" class="errors"></ul>
<form action="/me/delete" method="post" onsubmit="confirmDeletion()">
+ {{ .CSRFField }}
<input id="confirm-text" placeholder="{{.Username}}" type="text" class="confirm boxy" name="confirm-username" style="margin-top: 0.5em;" />
<div style="text-align:right; margin-top: 1em;">
<a id="cancel-delete" style="margin-right:2em" href="#">Cancel</a>
<input class="danger" type="submit" id="confirm-delete" value="Delete your account" disabled />
</div>
</div>
</div>
<script src="/js/h.js"></script>
<script src="/js/modals.js"></script>
<script>
var showChecks = document.querySelectorAll('input.show');
for (var i=0; i<showChecks.length; i++) {
showChecks[i].addEventListener('click', function() {
var prevEl = this.previousElementSibling;
if (prevEl.type == "password") {
prevEl.type = "text";
} else {
prevEl.type = "password";
}
});
}
{{ if not .IsAdmin }}
H.getEl('cancel-delete').on('click', closeModals);
let $confirmDelBtn = document.getElementById('confirm-delete');
let $confirmText = document.getElementById('confirm-text')
$confirmText.addEventListener('input', function() {
$confirmDelBtn.disabled = this.value !== '{{.Username}}'
});
function prepareDeleteUser() {
$confirmText.value = ''
showModal('delete-user')
$confirmText.focus()
}
function confirmDeletion() {
$confirmDelBtn.disabled = true
$confirmDelBtn.value = 'Deleting...'
}
{{ end }}
</script>
{{template "footer" .}}
{{end}}

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musing studio · developers