diff --git a/account.go b/account.go index 1be758e..06151c9 100644 --- a/account.go +++ b/account.go @@ -1,1049 +1,1064 @@ /* * Copyright © 2018 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" "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/writeas/writefreely/author" "github.com/writeas/writefreely/page" "html/template" "net/http" "regexp" "strings" "sync" "time" ) 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 } ) 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 = app.cfg.App.UserInvites != "" && + (up.IsAdmin || app.cfg.App.UserInvites != "admin") return up } 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) { reqJSON := IsJSON(r.Header.Get("Content-Type")) // 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.Header.Get("Content-Type")) // 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 // TODO: remove this var createdWithPass := true 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: createdWithPass, Email: zero.NewString("", signup.Email != ""), Created: time.Now().Truncate(time.Second).UTC(), } if signup.Email != "" { encEmail, err := data.Encrypt(app.keys.emailKey, signup.Email) if err != nil { log.Error("Unable to encrypt email: %s\n", err) } else { u.Email.String = string(encEmail) } } // Create actual user if err := app.db.CreateUser(u, desiredUsername); err != nil { return nil, err } + // Log invite if needed + if signup.InviteCode != "" { + cu, err := app.db.GetUserForAuth(signup.Alias) + if err != nil { + return nil, err + } + err = app.db.CreateInvitedUser(signup.InviteCode, cu.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, } if !createdWithPass { resUser.Password = signup.Pass } 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 To string Message template.HTML Flashes []template.HTML Username string }{ pageForReq(app, r), r.FormValue("to"), template.HTML(""), []template.HTML{}, 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.Header.Get("Content-Type")) 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 // 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 !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) 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.Header.Get("Content-Type")) 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(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.Header.Get("Content-Type")) 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.Header.Get("Content-Type")) 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.Header.Get("Content-Type")) if !reqJSON { return ErrBadRequestedType } p, err := app.db.GetCollections(u) 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) if err != nil { log.Error("unable to fetch collections: %v", err) } d := struct { *UserPage AnonymousPosts *[]PublicPost Collections *[]Collection }{ UserPage: NewUserPage(app, r, u, u.Username+"'s Posts", f), AnonymousPosts: p, Collections: c, } 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) 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 d := struct { *UserPage Collections *[]Collection UsedCollections, TotalCollections int NewBlogsDisabled bool }{ UserPage: NewUserPage(app, r, u, u.Username+"'s Blogs", f), Collections: c, UsedCollections: int(uc), NewBlogsDisabled: !app.cfg.App.CanCreateBlogs(uc), } 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 } flashes, _ := getSessionFlashes(app, w, r, nil) obj := struct { *UserPage *Collection }{ UserPage: NewUserPage(app, r, u, "Edit "+c.DisplayTitle(), flashes), Collection: c, } showUserPage(w, "collection", obj) return nil } func updateSettings(app *app, w http.ResponseWriter, r *http.Request) error { reqJSON := IsJSON(r.Header.Get("Content-Type")) 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() + " " } obj := struct { *UserPage VisitsBlog string Collection *Collection TopPosts *[]PublicPost APFollowers int }{ UserPage: NewUserPage(app, r, u, titleStats+"Stats", flashes), VisitsBlog: alias, Collection: c, TopPosts: topPosts, } 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) obj := struct { *UserPage Email string HasPass bool IsLogOut bool }{ UserPage: NewUserPage(app, r, u, "Account Settings", flashes), Email: fullUser.EmailClear(app.keys), HasPass: passIsSet, IsLogOut: r.FormValue("logout") == "1", } 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 } diff --git a/admin.go b/admin.go index f964bf3..297fc6c 100644 --- a/admin.go +++ b/admin.go @@ -1,323 +1,327 @@ /* * Copyright © 2018 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 ( "fmt" "github.com/gogits/gogs/pkg/tool" "github.com/gorilla/mux" "github.com/writeas/impart" "github.com/writeas/web-core/auth" "github.com/writeas/web-core/log" "github.com/writeas/writefreely/config" "net/http" "runtime" "strconv" "time" ) var ( appStartTime = time.Now() sysStatus systemStatus ) const adminUsersPerPage = 30 type systemStatus struct { Uptime string NumGoroutine int // General statistics. MemAllocated string // bytes allocated and still in use MemTotal string // bytes allocated (even if freed) MemSys string // bytes obtained from system (sum of XxxSys below) Lookups uint64 // number of pointer lookups MemMallocs uint64 // number of mallocs MemFrees uint64 // number of frees // Main allocation heap statistics. HeapAlloc string // bytes allocated and still in use HeapSys string // bytes obtained from system HeapIdle string // bytes in idle spans HeapInuse string // bytes in non-idle span HeapReleased string // bytes released to the OS HeapObjects uint64 // total number of allocated objects // Low-level fixed-size structure allocator statistics. // Inuse is bytes used now. // Sys is bytes obtained from system. StackInuse string // bootstrap stacks StackSys string MSpanInuse string // mspan structures MSpanSys string MCacheInuse string // mcache structures MCacheSys string BuckHashSys string // profiling bucket hash table GCSys string // GC metadata OtherSys string // other system allocations // Garbage collector statistics. NextGC string // next run in HeapAlloc time (bytes) LastGC string // last run in absolute time (ns) PauseTotalNs string PauseNs string // circular buffer of recent GC pause times, most recent at [(NumGC+255)%256] NumGC uint32 } type inspectedCollection struct { CollectionObj Followers int LastPost string } func handleViewAdminDash(app *app, u *User, w http.ResponseWriter, r *http.Request) error { updateAppStats() p := struct { *UserPage SysStatus systemStatus Config config.AppCfg Message, ConfigMessage string AboutPage, PrivacyPage string }{ UserPage: NewUserPage(app, r, u, "Admin", nil), SysStatus: sysStatus, Config: app.cfg.App, Message: r.FormValue("m"), ConfigMessage: r.FormValue("cm"), } var err error p.AboutPage, err = getAboutPage(app) if err != nil { return err } p.PrivacyPage, _, err = getPrivacyPage(app) if err != nil { return err } showUserPage(w, "admin", p) return nil } func handleViewAdminUsers(app *app, u *User, w http.ResponseWriter, r *http.Request) error { p := struct { *UserPage Config config.AppCfg Message string Users *[]User CurPage int TotalUsers int64 TotalPages []int }{ UserPage: NewUserPage(app, r, u, "Users", nil), Config: app.cfg.App, Message: r.FormValue("m"), } p.TotalUsers = app.db.GetAllUsersCount() ttlPages := p.TotalUsers / adminUsersPerPage p.TotalPages = []int{} for i := 1; i <= int(ttlPages); i++ { p.TotalPages = append(p.TotalPages, i) } var err error p.CurPage, err = strconv.Atoi(r.FormValue("p")) if err != nil || p.CurPage < 1 { p.CurPage = 1 } else if p.CurPage > int(ttlPages) { p.CurPage = int(ttlPages) } p.Users, err = app.db.GetAllUsers(uint(p.CurPage)) if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get users: %v", err)} } showUserPage(w, "users", p) return nil } func handleViewAdminUser(app *app, u *User, w http.ResponseWriter, r *http.Request) error { vars := mux.Vars(r) username := vars["username"] if username == "" { return impart.HTTPError{http.StatusFound, "/admin/users"} } p := struct { *UserPage Config config.AppCfg Message string User *User Colls []inspectedCollection LastPost string TotalPosts int64 }{ Config: app.cfg.App, Message: r.FormValue("m"), Colls: []inspectedCollection{}, } var err error p.User, err = app.db.GetUserForAuth(username) if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get user: %v", err)} } p.UserPage = NewUserPage(app, r, u, p.User.Username, nil) p.TotalPosts = app.db.GetUserPostsCount(p.User.ID) lp, err := app.db.GetUserLastPostTime(p.User.ID) if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get user's last post time: %v", err)} } if lp != nil { p.LastPost = lp.Format("January 2, 2006, 3:04 PM") } colls, err := app.db.GetCollections(p.User) if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get user's collections: %v", err)} } for _, c := range *colls { ic := inspectedCollection{ CollectionObj: CollectionObj{Collection: c}, } if app.cfg.App.Federation { folls, err := app.db.GetAPFollowers(&c) if err == nil { // TODO: handle error here (at least log it) ic.Followers = len(*folls) } } app.db.GetPostsCount(&ic.CollectionObj, true) lp, err := app.db.GetCollectionLastPostTime(c.ID) if err != nil { log.Error("Didn't get last post time for collection %d: %v", c.ID, err) } if lp != nil { ic.LastPost = lp.Format("January 2, 2006, 3:04 PM") } p.Colls = append(p.Colls, ic) } showUserPage(w, "view-user", p) return nil } func handleAdminUpdateSite(app *app, u *User, w http.ResponseWriter, r *http.Request) error { vars := mux.Vars(r) id := vars["page"] // Validate if id != "about" && id != "privacy" { return impart.HTTPError{http.StatusNotFound, "No such page."} } // Update page m := "" err := app.db.UpdateDynamicContent(id, r.FormValue("content")) if err != nil { m = "?m=" + err.Error() } return impart.HTTPError{http.StatusFound, "/admin" + m + "#page-" + id} } func handleAdminUpdateConfig(app *app, u *User, w http.ResponseWriter, r *http.Request) error { app.cfg.App.SiteName = r.FormValue("site_name") app.cfg.App.SiteDesc = r.FormValue("site_desc") app.cfg.App.OpenRegistration = r.FormValue("open_registration") == "on" mul, err := strconv.Atoi(r.FormValue("min_username_len")) if err == nil { app.cfg.App.MinUsernameLen = mul } mb, err := strconv.Atoi(r.FormValue("max_blogs")) if err == nil { app.cfg.App.MaxBlogs = mb } app.cfg.App.Federation = r.FormValue("federation") == "on" app.cfg.App.PublicStats = r.FormValue("public_stats") == "on" app.cfg.App.Private = r.FormValue("private") == "on" app.cfg.App.LocalTimeline = r.FormValue("local_timeline") == "on" if app.cfg.App.LocalTimeline && app.timeline == nil { log.Info("Initializing local timeline...") initLocalTimeline(app) } + app.cfg.App.UserInvites = r.FormValue("user_invites") + if app.cfg.App.UserInvites == "none" { + app.cfg.App.UserInvites = "" + } m := "?cm=Configuration+saved." err = config.Save(app.cfg, app.cfgFile) if err != nil { m = "?cm=" + err.Error() } return impart.HTTPError{http.StatusFound, "/admin" + m + "#config"} } func updateAppStats() { sysStatus.Uptime = tool.TimeSincePro(appStartTime) m := new(runtime.MemStats) runtime.ReadMemStats(m) sysStatus.NumGoroutine = runtime.NumGoroutine() sysStatus.MemAllocated = tool.FileSize(int64(m.Alloc)) sysStatus.MemTotal = tool.FileSize(int64(m.TotalAlloc)) sysStatus.MemSys = tool.FileSize(int64(m.Sys)) sysStatus.Lookups = m.Lookups sysStatus.MemMallocs = m.Mallocs sysStatus.MemFrees = m.Frees sysStatus.HeapAlloc = tool.FileSize(int64(m.HeapAlloc)) sysStatus.HeapSys = tool.FileSize(int64(m.HeapSys)) sysStatus.HeapIdle = tool.FileSize(int64(m.HeapIdle)) sysStatus.HeapInuse = tool.FileSize(int64(m.HeapInuse)) sysStatus.HeapReleased = tool.FileSize(int64(m.HeapReleased)) sysStatus.HeapObjects = m.HeapObjects sysStatus.StackInuse = tool.FileSize(int64(m.StackInuse)) sysStatus.StackSys = tool.FileSize(int64(m.StackSys)) sysStatus.MSpanInuse = tool.FileSize(int64(m.MSpanInuse)) sysStatus.MSpanSys = tool.FileSize(int64(m.MSpanSys)) sysStatus.MCacheInuse = tool.FileSize(int64(m.MCacheInuse)) sysStatus.MCacheSys = tool.FileSize(int64(m.MCacheSys)) sysStatus.BuckHashSys = tool.FileSize(int64(m.BuckHashSys)) sysStatus.GCSys = tool.FileSize(int64(m.GCSys)) sysStatus.OtherSys = tool.FileSize(int64(m.OtherSys)) sysStatus.NextGC = tool.FileSize(int64(m.NextGC)) sysStatus.LastGC = fmt.Sprintf("%.1fs", float64(time.Now().UnixNano()-int64(m.LastGC))/1000/1000/1000) sysStatus.PauseTotalNs = fmt.Sprintf("%.1fs", float64(m.PauseTotalNs)/1000/1000/1000) sysStatus.PauseNs = fmt.Sprintf("%.3fs", float64(m.PauseNs[(m.NumGC+255)%256])/1000/1000/1000) sysStatus.NumGC = m.NumGC } func adminResetPassword(app *app, u *User, newPass string) error { hashedPass, err := auth.HashPass([]byte(newPass)) if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not create password hash: %v", err)} } err = app.db.ChangePassphrase(u.ID, true, "", hashedPass) if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not update passphrase: %v", err)} } return nil } diff --git a/author/author.go b/author/author.go index d196a66..c7a5ae0 100644 --- a/author/author.go +++ b/author/author.go @@ -1,127 +1,128 @@ /* * Copyright © 2018 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 author import ( "github.com/writeas/writefreely/config" "os" "path/filepath" "regexp" ) // Regex pattern for valid usernames var validUsernameReg = regexp.MustCompile("^[a-zA-Z0-9][a-zA-Z0-9-]*$") // List of reserved usernames var reservedUsernames = map[string]bool{ "a": true, "about": true, "add": true, "admin": true, "administrator": true, "adminzone": true, "api": true, "article": true, "articles": true, "auth": true, "authenticate": true, "browse": true, "c": true, "categories": true, "category": true, "changes": true, "community": true, "create": true, "css": true, "data": true, "dev": true, "developers": true, "draft": true, "drafts": true, "edit": true, "edits": true, "faq": true, "feed": true, "feedback": true, "guide": true, "guides": true, "help": true, "index": true, + "invite": true, "js": true, "login": true, "logout": true, "me": true, "media": true, "meta": true, "metadata": true, "new": true, "news": true, "post": true, "posts": true, "privacy": true, "publication": true, "publications": true, "publish": true, "random": true, "read": true, "reader": true, "register": true, "remove": true, "signin": true, "signout": true, "signup": true, "start": true, "status": true, "summary": true, "support": true, "tag": true, "tags": true, "team": true, "template": true, "templates": true, "terms": true, "terms-of-service": true, "termsofservice": true, "theme": true, "themes": true, "tips": true, "tos": true, "update": true, "updates": true, "user": true, "users": true, "yourname": true, } // IsValidUsername returns true if a given username is neither reserved nor // of the correct format. func IsValidUsername(cfg *config.Config, username string) bool { // Username has to be above a character limit if len(username) < cfg.App.MinUsernameLen { return false } // Username is invalid if page with the same name exists. So traverse // available pages, adding them to reservedUsernames map that'll be checked // later. // TODO: use pagesDir const filepath.Walk("pages/", func(path string, i os.FileInfo, err error) error { reservedUsernames[i.Name()] = true return nil }) // Username is invalid if it is reserved! if _, reserved := reservedUsernames[username]; reserved { return false } // TODO: use correct regexp function here return len(validUsernameReg.FindStringSubmatch(username)) > 0 } diff --git a/config/config.go b/config/config.go index 2acf763..64ad2df 100644 --- a/config/config.go +++ b/config/config.go @@ -1,157 +1,163 @@ /* * Copyright © 2018-2019 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 config holds and assists in the configuration of a writefreely instance. package config import ( "gopkg.in/ini.v1" ) const ( // FileName is the default configuration file name FileName = "config.ini" + + UserNormal UserType = "user" + UserAdmin = "admin" ) type ( + UserType string + // ServerCfg holds values that affect how the HTTP server runs ServerCfg struct { HiddenHost string `ini:"hidden_host"` Port int `ini:"port"` Bind string `ini:"bind"` TLSCertPath string `ini:"tls_cert_path"` TLSKeyPath string `ini:"tls_key_path"` Dev bool `ini:"-"` } // DatabaseCfg holds values that determine how the application connects to a datastore DatabaseCfg struct { Type string `ini:"type"` FileName string `ini:"filename"` User string `ini:"username"` Password string `ini:"password"` Database string `ini:"database"` Host string `ini:"host"` Port int `ini:"port"` } // AppCfg holds values that affect how the application functions AppCfg struct { SiteName string `ini:"site_name"` SiteDesc string `ini:"site_description"` Host string `ini:"host"` // Site appearance Theme string `ini:"theme"` JSDisabled bool `ini:"disable_js"` WebFonts bool `ini:"webfonts"` // Users SingleUser bool `ini:"single_user"` OpenRegistration bool `ini:"open_registration"` MinUsernameLen int `ini:"min_username_len"` MaxBlogs int `ini:"max_blogs"` // Federation Federation bool `ini:"federation"` PublicStats bool `ini:"public_stats"` Private bool `ini:"private"` // Additional functions - LocalTimeline bool `ini:"local_timeline"` + LocalTimeline bool `ini:"local_timeline"` + UserInvites string `ini:"user_invites"` } // Config holds the complete configuration for running a writefreely instance Config struct { Server ServerCfg `ini:"server"` Database DatabaseCfg `ini:"database"` App AppCfg `ini:"app"` } ) // New creates a new Config with sane defaults func New() *Config { c := &Config{ Server: ServerCfg{ Port: 8080, Bind: "localhost", /* IPV6 support when not using localhost? */ }, App: AppCfg{ Host: "http://localhost:8080", Theme: "write", WebFonts: true, SingleUser: true, MinUsernameLen: 3, MaxBlogs: 1, Federation: true, PublicStats: true, }, } c.UseMySQL(true) return c } // UseMySQL resets the Config's Database to use default values for a MySQL setup. func (cfg *Config) UseMySQL(fresh bool) { cfg.Database.Type = "mysql" if fresh { cfg.Database.Host = "localhost" cfg.Database.Port = 3306 } } // UseSQLite resets the Config's Database to use default values for a SQLite setup. func (cfg *Config) UseSQLite(fresh bool) { cfg.Database.Type = "sqlite3" if fresh { cfg.Database.FileName = "writefreely.db" } } // IsSecureStandalone returns whether or not the application is running as a // standalone server with TLS enabled. func (cfg *Config) IsSecureStandalone() bool { return cfg.Server.Port == 443 && cfg.Server.TLSCertPath != "" && cfg.Server.TLSKeyPath != "" } // Load reads the given configuration file, then parses and returns it as a Config. func Load(fname string) (*Config, error) { if fname == "" { fname = FileName } cfg, err := ini.Load(fname) if err != nil { return nil, err } // Parse INI file uc := &Config{} err = cfg.MapTo(uc) if err != nil { return nil, err } return uc, nil } // Save writes the given Config to the given file. func Save(uc *Config, fname string) error { cfg := ini.Empty() err := ini.ReflectFrom(cfg, uc) if err != nil { return err } if fname == "" { fname = FileName } return cfg.SaveTo(fname) } diff --git a/database.go b/database.go index 651b357..1fa2c88 100644 --- a/database.go +++ b/database.go @@ -1,2327 +1,2387 @@ /* * Copyright © 2018 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 ( "database/sql" "fmt" "net/http" "strings" "time" "github.com/guregu/null" "github.com/guregu/null/zero" uuid "github.com/nu7hatch/gouuid" "github.com/writeas/impart" "github.com/writeas/nerds/store" "github.com/writeas/web-core/activitypub" "github.com/writeas/web-core/auth" "github.com/writeas/web-core/data" "github.com/writeas/web-core/id" "github.com/writeas/web-core/log" "github.com/writeas/web-core/query" "github.com/writeas/writefreely/author" ) const ( mySQLErrDuplicateKey = 1062 driverMySQL = "mysql" driverSQLite = "sqlite3" ) var ( SQLiteEnabled bool ) type writestore interface { CreateUser(*User, string) error UpdateUserEmail(keys *keychain, userID int64, email string) error UpdateEncryptedUserEmail(int64, []byte) error GetUserByID(int64) (*User, error) GetUserForAuth(string) (*User, error) GetUserForAuthByID(int64) (*User, error) GetUserNameFromToken(string) (string, error) GetUserDataFromToken(string) (int64, string, error) GetAPIUser(header string) (*User, error) GetUserID(accessToken string) int64 GetUserIDPrivilege(accessToken string) (userID int64, sudo bool) DeleteToken(accessToken []byte) error FetchLastAccessToken(userID int64) string GetAccessToken(userID int64) (string, error) GetTemporaryAccessToken(userID int64, validSecs int) (string, error) GetTemporaryOneTimeAccessToken(userID int64, validSecs int, oneTime bool) (string, error) DeleteAccount(userID int64) (l *string, err error) ChangeSettings(app *app, u *User, s *userSettings) error ChangePassphrase(userID int64, sudo bool, curPass string, hashedPass []byte) error GetCollections(u *User) (*[]Collection, error) GetPublishableCollections(u *User) (*[]Collection, error) GetMeStats(u *User) userMeStats GetTotalCollections() (int64, error) GetTotalPosts() (int64, error) GetTopPosts(u *User, alias string) (*[]PublicPost, error) GetAnonymousPosts(u *User) (*[]PublicPost, error) GetUserPosts(u *User) (*[]PublicPost, error) CreateOwnedPost(post *SubmittedPost, accessToken, collAlias string) (*PublicPost, error) CreatePost(userID, collID int64, post *SubmittedPost) (*Post, error) UpdateOwnedPost(post *AuthenticatedPost, userID int64) error GetEditablePost(id, editToken string) (*PublicPost, error) PostIDExists(id string) bool GetPost(id string, collectionID int64) (*PublicPost, error) GetOwnedPost(id string, ownerID int64) (*PublicPost, error) GetPostProperty(id string, collectionID int64, property string) (interface{}, error) CreateCollectionFromToken(string, string, string) (*Collection, error) CreateCollection(string, string, int64) (*Collection, error) GetCollectionBy(condition string, value interface{}) (*Collection, error) GetCollection(alias string) (*Collection, error) GetCollectionForPad(alias string) (*Collection, error) GetCollectionByID(id int64) (*Collection, error) UpdateCollection(c *SubmittedCollection, alias string) error DeleteCollection(alias string, userID int64) error UpdatePostPinState(pinned bool, postID string, collID, ownerID, pos int64) error GetLastPinnedPostPos(collID int64) int64 GetPinnedPosts(coll *CollectionObj) (*[]PublicPost, error) RemoveCollectionRedirect(t *sql.Tx, alias string) error GetCollectionRedirect(alias string) (new string) IsCollectionAttributeOn(id int64, attr string) bool CollectionHasAttribute(id int64, attr string) bool CanCollect(cpr *ClaimPostRequest, userID int64) bool AttemptClaim(p *ClaimPostRequest, query string, params []interface{}, slugIdx int) (sql.Result, error) DispersePosts(userID int64, postIDs []string) (*[]ClaimPostResult, error) ClaimPosts(userID int64, collAlias string, posts *[]ClaimPostRequest) (*[]ClaimPostResult, error) GetPostsCount(c *CollectionObj, includeFuture bool) GetPosts(c *Collection, page int, includeFuture, forceRecentFirst bool) (*[]PublicPost, error) GetPostsTagged(c *Collection, tag string, page int, includeFuture bool) (*[]PublicPost, error) GetAPFollowers(c *Collection) (*[]RemoteUser, error) GetAPActorKeys(collectionID int64) ([]byte, []byte) + CreateUserInvite(id string, userID int64, maxUses int, expires *time.Time) error + GetUserInvites(userID int64) (*[]Invite, error) + GetUserInvite(id string) (*Invite, error) + GetUsersInvitedCount(id string) int64 + CreateInvitedUser(inviteID string, userID int64) error GetDynamicContent(id string) (string, *time.Time, error) UpdateDynamicContent(id, content string) error GetAllUsers(page uint) (*[]User, error) GetAllUsersCount() int64 GetUserLastPostTime(id int64) (*time.Time, error) GetCollectionLastPostTime(id int64) (*time.Time, error) DatabaseInitialized() bool } type datastore struct { *sql.DB driverName string } func (db *datastore) now() string { if db.driverName == driverSQLite { return "strftime('%Y-%m-%d %H:%M:%S','now')" } return "NOW()" } func (db *datastore) clip(field string, l int) string { if db.driverName == driverSQLite { return fmt.Sprintf("SUBSTR(%s, 0, %d)", field, l) } return fmt.Sprintf("LEFT(%s, %d)", field, l) } func (db *datastore) upsert(indexedCols ...string) string { if db.driverName == driverSQLite { // NOTE: SQLite UPSERT syntax only works in v3.24.0 (2018-06-04) or later // Leaving this for whenever we can upgrade and include it in our binary cc := strings.Join(indexedCols, ", ") return "ON CONFLICT(" + cc + ") DO UPDATE SET" } return "ON DUPLICATE KEY UPDATE" } func (db *datastore) dateSub(l int, unit string) string { if db.driverName == driverSQLite { return fmt.Sprintf("DATETIME('now', '-%d %s')", l, unit) } return fmt.Sprintf("DATE_SUB(NOW(), INTERVAL %d %s)", l, unit) } func (db *datastore) CreateUser(u *User, collectionTitle string) error { if db.PostIDExists(u.Username) { return impart.HTTPError{http.StatusConflict, "Invalid collection name."} } // New users get a `users` and `collections` row. t, err := db.Begin() if err != nil { return err } // 1. Add to `users` table // NOTE: Assumes User's Password is already hashed! res, err := t.Exec("INSERT INTO users (username, password, email) VALUES (?, ?, ?)", u.Username, u.HashedPass, u.Email) if err != nil { t.Rollback() if db.isDuplicateKeyErr(err) { return impart.HTTPError{http.StatusConflict, "Username is already taken."} } log.Error("Rolling back users INSERT: %v\n", err) return err } u.ID, err = res.LastInsertId() if err != nil { t.Rollback() log.Error("Rolling back after LastInsertId: %v\n", err) return err } // 2. Create user's Collection if collectionTitle == "" { collectionTitle = u.Username } res, err = t.Exec("INSERT INTO collections (alias, title, description, privacy, owner_id, view_count) VALUES (?, ?, ?, ?, ?, ?)", u.Username, collectionTitle, "", CollUnlisted, u.ID, 0) if err != nil { t.Rollback() if db.isDuplicateKeyErr(err) { return impart.HTTPError{http.StatusConflict, "Username is already taken."} } log.Error("Rolling back collections INSERT: %v\n", err) return err } db.RemoveCollectionRedirect(t, u.Username) err = t.Commit() if err != nil { t.Rollback() log.Error("Rolling back after Commit(): %v\n", err) return err } return nil } // FIXME: We're returning errors inconsistently in this file. Do we use Errorf // for returned value, or impart? func (db *datastore) UpdateUserEmail(keys *keychain, userID int64, email string) error { encEmail, err := data.Encrypt(keys.emailKey, email) if err != nil { return fmt.Errorf("Couldn't encrypt email %s: %s\n", email, err) } return db.UpdateEncryptedUserEmail(userID, encEmail) } func (db *datastore) UpdateEncryptedUserEmail(userID int64, encEmail []byte) error { _, err := db.Exec("UPDATE users SET email = ? WHERE id = ?", encEmail, userID) if err != nil { return fmt.Errorf("Unable to update user email: %s", err) } return nil } func (db *datastore) CreateCollectionFromToken(alias, title, accessToken string) (*Collection, error) { userID := db.GetUserID(accessToken) if userID == -1 { return nil, ErrBadAccessToken } return db.CreateCollection(alias, title, userID) } func (db *datastore) GetUserCollectionCount(userID int64) (uint64, error) { var collCount uint64 err := db.QueryRow("SELECT COUNT(*) FROM collections WHERE owner_id = ?", userID).Scan(&collCount) switch { case err == sql.ErrNoRows: return 0, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve user from database."} case err != nil: log.Error("Couldn't get collections count for user %d: %v", userID, err) return 0, err } return collCount, nil } func (db *datastore) CreateCollection(alias, title string, userID int64) (*Collection, error) { if db.PostIDExists(alias) { return nil, impart.HTTPError{http.StatusConflict, "Invalid collection name."} } // All good, so create new collection res, err := db.Exec("INSERT INTO collections (alias, title, description, privacy, owner_id, view_count) VALUES (?, ?, ?, ?, ?, ?)", alias, title, "", CollUnlisted, userID, 0) if err != nil { if db.isDuplicateKeyErr(err) { return nil, impart.HTTPError{http.StatusConflict, "Collection already exists."} } log.Error("Couldn't add to collections: %v\n", err) return nil, err } c := &Collection{ Alias: alias, Title: title, OwnerID: userID, PublicOwner: false, } c.ID, err = res.LastInsertId() if err != nil { log.Error("Couldn't get collection LastInsertId: %v\n", err) } return c, nil } func (db *datastore) GetUserByID(id int64) (*User, error) { u := &User{ID: id} err := db.QueryRow("SELECT username, password, email, created FROM users WHERE id = ?", id).Scan(&u.Username, &u.HashedPass, &u.Email, &u.Created) switch { case err == sql.ErrNoRows: return nil, ErrUserNotFound case err != nil: log.Error("Couldn't SELECT user password: %v", err) return nil, err } return u, nil } // DoesUserNeedAuth returns true if the user hasn't provided any methods for // authenticating with the account, such a passphrase or email address. // Any errors are reported to admin and silently quashed, returning false as the // result. func (db *datastore) DoesUserNeedAuth(id int64) bool { var pass, email []byte // Find out if user has an email set first err := db.QueryRow("SELECT password, email FROM users WHERE id = ?", id).Scan(&pass, &email) switch { case err == sql.ErrNoRows: // ERROR. Don't give false positives on needing auth methods return false case err != nil: // ERROR. Don't give false positives on needing auth methods log.Error("Couldn't SELECT user %d from users: %v", id, err) return false } // User doesn't need auth if there's an email return len(email) == 0 && len(pass) == 0 } func (db *datastore) IsUserPassSet(id int64) (bool, error) { var pass []byte err := db.QueryRow("SELECT password FROM users WHERE id = ?", id).Scan(&pass) switch { case err == sql.ErrNoRows: return false, nil case err != nil: log.Error("Couldn't SELECT user %d from users: %v", id, err) return false, err } return len(pass) > 0, nil } func (db *datastore) GetUserForAuth(username string) (*User, error) { u := &User{Username: username} err := db.QueryRow("SELECT id, password, email, created FROM users WHERE username = ?", username).Scan(&u.ID, &u.HashedPass, &u.Email, &u.Created) switch { case err == sql.ErrNoRows: // Check if they've entered the wrong, unnormalized username username = getSlug(username, "") if username != u.Username { err = db.QueryRow("SELECT id FROM users WHERE username = ? LIMIT 1", username).Scan(&u.ID) if err == nil { return db.GetUserForAuth(username) } } return nil, ErrUserNotFound case err != nil: log.Error("Couldn't SELECT user password: %v", err) return nil, err } return u, nil } func (db *datastore) GetUserForAuthByID(userID int64) (*User, error) { u := &User{ID: userID} err := db.QueryRow("SELECT id, password, email, created FROM users WHERE id = ?", u.ID).Scan(&u.ID, &u.HashedPass, &u.Email, &u.Created) switch { case err == sql.ErrNoRows: return nil, ErrUserNotFound case err != nil: log.Error("Couldn't SELECT userForAuthByID: %v", err) return nil, err } return u, nil } func (db *datastore) GetUserNameFromToken(accessToken string) (string, error) { t := auth.GetToken(accessToken) if len(t) == 0 { return "", ErrNoAccessToken } var oneTime bool var username string err := db.QueryRow("SELECT username, one_time FROM accesstokens LEFT JOIN users ON user_id = id WHERE token = ? AND (expires IS NULL OR expires > NOW())", t).Scan(&username, &oneTime) switch { case err == sql.ErrNoRows: return "", ErrBadAccessToken case err != nil: return "", ErrInternalGeneral } // Delete token if it was one-time if oneTime { db.DeleteToken(t[:]) } return username, nil } func (db *datastore) GetUserDataFromToken(accessToken string) (int64, string, error) { t := auth.GetToken(accessToken) if len(t) == 0 { return 0, "", ErrNoAccessToken } var userID int64 var oneTime bool var username string err := db.QueryRow("SELECT user_id, username, one_time FROM accesstokens LEFT JOIN users ON user_id = id WHERE token = ? AND (expires IS NULL OR expires > NOW())", t).Scan(&userID, &username, &oneTime) switch { case err == sql.ErrNoRows: return 0, "", ErrBadAccessToken case err != nil: return 0, "", ErrInternalGeneral } // Delete token if it was one-time if oneTime { db.DeleteToken(t[:]) } return userID, username, nil } func (db *datastore) GetAPIUser(header string) (*User, error) { uID := db.GetUserID(header) if uID == -1 { return nil, fmt.Errorf(ErrUserNotFound.Error()) } return db.GetUserByID(uID) } // GetUserID takes a hexadecimal accessToken, parses it into its binary // representation, and gets any user ID associated with the token. If no user // is associated, -1 is returned. func (db *datastore) GetUserID(accessToken string) int64 { i, _ := db.GetUserIDPrivilege(accessToken) return i } func (db *datastore) GetUserIDPrivilege(accessToken string) (userID int64, sudo bool) { t := auth.GetToken(accessToken) if len(t) == 0 { return -1, false } var oneTime bool err := db.QueryRow("SELECT user_id, sudo, one_time FROM accesstokens WHERE token = ? AND (expires IS NULL OR expires > NOW())", t).Scan(&userID, &sudo, &oneTime) switch { case err == sql.ErrNoRows: return -1, false case err != nil: return -1, false } // Delete token if it was one-time if oneTime { db.DeleteToken(t[:]) } return } func (db *datastore) DeleteToken(accessToken []byte) error { res, err := db.Exec("DELETE FROM accesstokens WHERE token = ?", accessToken) if err != nil { return err } rowsAffected, _ := res.RowsAffected() if rowsAffected == 0 { return impart.HTTPError{http.StatusNotFound, "Token is invalid or doesn't exist"} } return nil } // FetchLastAccessToken creates a new non-expiring, valid access token for the given // userID. func (db *datastore) FetchLastAccessToken(userID int64) string { var t []byte err := db.QueryRow("SELECT token FROM accesstokens WHERE user_id = ? AND (expires IS NULL OR expires > NOW()) ORDER BY created DESC LIMIT 1", userID).Scan(&t) switch { case err == sql.ErrNoRows: return "" case err != nil: log.Error("Failed selecting from accesstoken: %v", err) return "" } u, err := uuid.Parse(t) if err != nil { return "" } return u.String() } // GetAccessToken creates a new non-expiring, valid access token for the given // userID. func (db *datastore) GetAccessToken(userID int64) (string, error) { return db.GetTemporaryOneTimeAccessToken(userID, 0, false) } // GetTemporaryAccessToken creates a new valid access token for the given // userID that remains valid for the given time in seconds. If validSecs is 0, // the access token doesn't automatically expire. func (db *datastore) GetTemporaryAccessToken(userID int64, validSecs int) (string, error) { return db.GetTemporaryOneTimeAccessToken(userID, validSecs, false) } // GetTemporaryOneTimeAccessToken creates a new valid access token for the given // userID that remains valid for the given time in seconds and can only be used // once if oneTime is true. If validSecs is 0, the access token doesn't // automatically expire. func (db *datastore) GetTemporaryOneTimeAccessToken(userID int64, validSecs int, oneTime bool) (string, error) { u, err := uuid.NewV4() if err != nil { log.Error("Unable to generate token: %v", err) return "", err } // Insert UUID to `accesstokens` binTok := u[:] expirationVal := "NULL" if validSecs > 0 { expirationVal = fmt.Sprintf("DATE_ADD(NOW(), INTERVAL %d SECOND)", validSecs) } _, err = db.Exec("INSERT INTO accesstokens (token, user_id, one_time, expires) VALUES (?, ?, ?, "+expirationVal+")", string(binTok), userID, oneTime) if err != nil { log.Error("Couldn't INSERT accesstoken: %v", err) return "", err } return u.String(), nil } func (db *datastore) CreateOwnedPost(post *SubmittedPost, accessToken, collAlias string) (*PublicPost, error) { var userID, collID int64 = -1, -1 var coll *Collection var err error if accessToken != "" { userID = db.GetUserID(accessToken) if userID == -1 { return nil, ErrBadAccessToken } if collAlias != "" { coll, err = db.GetCollection(collAlias) if err != nil { return nil, err } if coll.OwnerID != userID { return nil, ErrForbiddenCollection } collID = coll.ID } } rp := &PublicPost{} rp.Post, err = db.CreatePost(userID, collID, post) if err != nil { return rp, err } if coll != nil { coll.ForPublic() rp.Collection = &CollectionObj{Collection: *coll} } return rp, nil } func (db *datastore) CreatePost(userID, collID int64, post *SubmittedPost) (*Post, error) { idLen := postIDLen friendlyID := store.GenerateFriendlyRandomString(idLen) // Handle appearance / font face appearance := post.Font if !post.isFontValid() { appearance = "norm" } var err error ownerID := sql.NullInt64{ Valid: false, } ownerCollID := sql.NullInt64{ Valid: false, } slug := sql.NullString{"", false} // If an alias was supplied, we'll add this to the collection as well. if userID > 0 { ownerID.Int64 = userID ownerID.Valid = true if collID > 0 { ownerCollID.Int64 = collID ownerCollID.Valid = true var slugVal string if post.Title != nil && *post.Title != "" { slugVal = getSlug(*post.Title, post.Language.String) if slugVal == "" { slugVal = getSlug(*post.Content, post.Language.String) } } else { slugVal = getSlug(*post.Content, post.Language.String) } if slugVal == "" { slugVal = friendlyID } slug = sql.NullString{slugVal, true} } } created := time.Now() if db.driverName == driverSQLite { // SQLite stores datetimes in UTC, so convert time.Now() to it here created = created.UTC() } if post.Created != nil { created, err = time.Parse("2006-01-02T15:04:05Z", *post.Created) if err != nil { log.Error("Unable to parse Created time '%s': %v", *post.Created, err) created = time.Now() if db.driverName == driverSQLite { // SQLite stores datetimes in UTC, so convert time.Now() to it here created = created.UTC() } } } stmt, err := db.Prepare("INSERT INTO posts (id, slug, title, content, text_appearance, language, rtl, privacy, owner_id, collection_id, created, updated, view_count) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, " + db.now() + ", ?)") if err != nil { return nil, err } defer stmt.Close() _, err = stmt.Exec(friendlyID, slug, post.Title, post.Content, appearance, post.Language, post.IsRTL, 0, ownerID, ownerCollID, created, 0) if err != nil { if db.isDuplicateKeyErr(err) { // Duplicate entry error; try a new slug // TODO: make this a little more robust slug = sql.NullString{id.GenSafeUniqueSlug(slug.String), true} _, err = stmt.Exec(friendlyID, slug, post.Title, post.Content, appearance, post.Language, post.IsRTL, 0, ownerID, ownerCollID, created, 0) if err != nil { return nil, handleFailedPostInsert(fmt.Errorf("Retried slug generation, still failed: %v", err)) } } else { return nil, handleFailedPostInsert(err) } } // TODO: return Created field in proper format return &Post{ ID: friendlyID, Slug: null.NewString(slug.String, slug.Valid), Font: appearance, Language: zero.NewString(post.Language.String, post.Language.Valid), RTL: zero.NewBool(post.IsRTL.Bool, post.IsRTL.Valid), OwnerID: null.NewInt(userID, true), CollectionID: null.NewInt(userID, true), Created: created.Truncate(time.Second).UTC(), Updated: time.Now().Truncate(time.Second).UTC(), Title: zero.NewString(*(post.Title), true), Content: *(post.Content), }, nil } // UpdateOwnedPost updates an existing post with only the given fields in the // supplied AuthenticatedPost. func (db *datastore) UpdateOwnedPost(post *AuthenticatedPost, userID int64) error { params := []interface{}{} var queryUpdates, sep, authCondition string if post.Slug != nil && *post.Slug != "" { queryUpdates += sep + "slug = ?" sep = ", " params = append(params, getSlug(*post.Slug, "")) } if post.Content != nil { queryUpdates += sep + "content = ?" sep = ", " params = append(params, post.Content) } if post.Title != nil { queryUpdates += sep + "title = ?" sep = ", " params = append(params, post.Title) } if post.Language.Valid { queryUpdates += sep + "language = ?" sep = ", " params = append(params, post.Language.String) } if post.IsRTL.Valid { queryUpdates += sep + "rtl = ?" sep = ", " params = append(params, post.IsRTL.Bool) } if post.Font != "" { queryUpdates += sep + "text_appearance = ?" sep = ", " params = append(params, post.Font) } if post.Created != nil { createTime, err := time.Parse(postMetaDateFormat, *post.Created) if err != nil { log.Error("Unable to parse Created date: %v", err) return fmt.Errorf("That's the incorrect format for Created date.") } queryUpdates += sep + "created = ?" sep = ", " params = append(params, createTime) } // WHERE parameters... // id = ? params = append(params, post.ID) // AND owner_id = ? authCondition = "(owner_id = ?)" params = append(params, userID) if queryUpdates == "" { return ErrPostNoUpdatableVals } queryUpdates += sep + "updated = " + db.now() res, err := db.Exec("UPDATE posts SET "+queryUpdates+" WHERE id = ? AND "+authCondition, params...) if err != nil { log.Error("Unable to update owned post: %v", err) return err } rowsAffected, _ := res.RowsAffected() if rowsAffected == 0 { // Show the correct error message if nothing was updated var dummy int err := db.QueryRow("SELECT 1 FROM posts WHERE id = ? AND "+authCondition, post.ID, params[len(params)-1]).Scan(&dummy) switch { case err == sql.ErrNoRows: return ErrUnauthorizedEditPost case err != nil: log.Error("Failed selecting from posts: %v", err) } return nil } return nil } func (db *datastore) GetCollectionBy(condition string, value interface{}) (*Collection, error) { c := &Collection{} // FIXME: change Collection to reflect database values. Add helper functions to get actual values var styleSheet, script, format zero.String row := db.QueryRow("SELECT id, alias, title, description, style_sheet, script, format, owner_id, privacy, view_count FROM collections WHERE "+condition, value) err := row.Scan(&c.ID, &c.Alias, &c.Title, &c.Description, &styleSheet, &script, &format, &c.OwnerID, &c.Visibility, &c.Views) switch { case err == sql.ErrNoRows: return nil, impart.HTTPError{http.StatusNotFound, "Collection doesn't exist."} case err != nil: log.Error("Failed selecting from collections: %v", err) return nil, err } c.StyleSheet = styleSheet.String c.Script = script.String c.Format = format.String c.Public = c.IsPublic() c.db = db return c, nil } func (db *datastore) GetCollection(alias string) (*Collection, error) { return db.GetCollectionBy("alias = ?", alias) } func (db *datastore) GetCollectionForPad(alias string) (*Collection, error) { c := &Collection{Alias: alias} row := db.QueryRow("SELECT id, alias, title, description, privacy FROM collections WHERE alias = ?", alias) err := row.Scan(&c.ID, &c.Alias, &c.Title, &c.Description, &c.Visibility) switch { case err == sql.ErrNoRows: return c, impart.HTTPError{http.StatusNotFound, "Collection doesn't exist."} case err != nil: log.Error("Failed selecting from collections: %v", err) return c, ErrInternalGeneral } c.Public = c.IsPublic() return c, nil } func (db *datastore) GetCollectionByID(id int64) (*Collection, error) { return db.GetCollectionBy("id = ?", id) } func (db *datastore) GetCollectionFromDomain(host string) (*Collection, error) { return db.GetCollectionBy("host = ?", host) } func (db *datastore) UpdateCollection(c *SubmittedCollection, alias string) error { q := query.NewUpdate(). SetStringPtr(c.Title, "title"). SetStringPtr(c.Description, "description"). SetNullString(c.StyleSheet, "style_sheet"). SetNullString(c.Script, "script") if c.Format != nil { cf := &CollectionFormat{Format: c.Format.String} if cf.Valid() { q.SetNullString(c.Format, "format") } } var updatePass bool if c.Visibility != nil && (collVisibility(*c.Visibility)&CollProtected == 0 || c.Pass != "") { q.SetIntPtr(c.Visibility, "privacy") if c.Pass != "" { updatePass = true } } // WHERE values q.Where("alias = ? AND owner_id = ?", alias, c.OwnerID) if q.Updates == "" { return ErrPostNoUpdatableVals } // Find any current domain var collID int64 var rowsAffected int64 var changed bool var res sql.Result err := db.QueryRow("SELECT id FROM collections WHERE alias = ?", alias).Scan(&collID) if err != nil { log.Error("Failed selecting from collections: %v. Some things won't work.", err) } // Update MathJax value if c.MathJax { if db.driverName == driverSQLite { _, err = db.Exec("INSERT OR REPLACE INTO collectionattributes (collection_id, attribute, value) VALUES (?, ?, ?)", collID, "render_mathjax", "1") } else { _, err = db.Exec("INSERT INTO collectionattributes (collection_id, attribute, value) VALUES (?, ?, ?) "+db.upsert("collection_id", "attribute")+" value = ?", collID, "render_mathjax", "1", "1") } if err != nil { log.Error("Unable to insert render_mathjax value: %v", err) return err } } else { _, err = db.Exec("DELETE FROM collectionattributes WHERE collection_id = ? AND attribute = ?", collID, "render_mathjax") if err != nil { log.Error("Unable to delete render_mathjax value: %v", err) return err } } // Update rest of the collection data res, err = db.Exec("UPDATE collections SET "+q.Updates+" WHERE "+q.Conditions, q.Params...) if err != nil { log.Error("Unable to update collection: %v", err) return err } rowsAffected, _ = res.RowsAffected() if !changed || rowsAffected == 0 { // Show the correct error message if nothing was updated var dummy int err := db.QueryRow("SELECT 1 FROM collections WHERE alias = ? AND owner_id = ?", alias, c.OwnerID).Scan(&dummy) switch { case err == sql.ErrNoRows: return ErrUnauthorizedEditPost case err != nil: log.Error("Failed selecting from collections: %v", err) } if !updatePass { return nil } } if updatePass { hashedPass, err := auth.HashPass([]byte(c.Pass)) if err != nil { log.Error("Unable to create hash: %s", err) return impart.HTTPError{http.StatusInternalServerError, "Could not create password hash."} } if db.driverName == driverSQLite { _, err = db.Exec("INSERT OR REPLACE INTO collectionpasswords (collection_id, password) VALUES ((SELECT id FROM collections WHERE alias = ?), ?)", alias, hashedPass) } else { _, err = db.Exec("INSERT INTO collectionpasswords (collection_id, password) VALUES ((SELECT id FROM collections WHERE alias = ?), ?) "+db.upsert("collection_id")+" password = ?", alias, hashedPass, hashedPass) } if err != nil { return err } } return nil } const postCols = "id, slug, text_appearance, language, rtl, privacy, owner_id, collection_id, pinned_position, created, updated, view_count, title, content" // getEditablePost returns a PublicPost with the given ID only if the given // edit token is valid for the post. func (db *datastore) GetEditablePost(id, editToken string) (*PublicPost, error) { // FIXME: code duplicated from getPost() // TODO: add slight logic difference to getPost / one func var ownerName sql.NullString p := &Post{} row := db.QueryRow("SELECT "+postCols+", (SELECT username FROM users WHERE users.id = posts.owner_id) AS username FROM posts WHERE id = ? LIMIT 1", id) err := row.Scan(&p.ID, &p.Slug, &p.Font, &p.Language, &p.RTL, &p.Privacy, &p.OwnerID, &p.CollectionID, &p.PinnedPosition, &p.Created, &p.Updated, &p.ViewCount, &p.Title, &p.Content, &ownerName) switch { case err == sql.ErrNoRows: return nil, ErrPostNotFound case err != nil: log.Error("Failed selecting from collections: %v", err) return nil, err } if p.Content == "" { return nil, ErrPostUnpublished } res := p.processPost() if ownerName.Valid { res.Owner = &PublicUser{Username: ownerName.String} } return &res, nil } func (db *datastore) PostIDExists(id string) bool { var dummy bool err := db.QueryRow("SELECT 1 FROM posts WHERE id = ?", id).Scan(&dummy) return err == nil && dummy } // GetPost gets a public-facing post object from the database. If collectionID // is > 0, the post will be retrieved by slug and collection ID, rather than // post ID. // TODO: break this into two functions: // - GetPost(id string) // - GetCollectionPost(slug string, collectionID int64) func (db *datastore) GetPost(id string, collectionID int64) (*PublicPost, error) { var ownerName sql.NullString p := &Post{} var row *sql.Row var where string params := []interface{}{id} if collectionID > 0 { where = "slug = ? AND collection_id = ?" params = append(params, collectionID) } else { where = "id = ?" } row = db.QueryRow("SELECT "+postCols+", (SELECT username FROM users WHERE users.id = posts.owner_id) AS username FROM posts WHERE "+where+" LIMIT 1", params...) err := row.Scan(&p.ID, &p.Slug, &p.Font, &p.Language, &p.RTL, &p.Privacy, &p.OwnerID, &p.CollectionID, &p.PinnedPosition, &p.Created, &p.Updated, &p.ViewCount, &p.Title, &p.Content, &ownerName) switch { case err == sql.ErrNoRows: if collectionID > 0 { return nil, ErrCollectionPageNotFound } return nil, ErrPostNotFound case err != nil: log.Error("Failed selecting from collections: %v", err) return nil, err } if p.Content == "" { return nil, ErrPostUnpublished } res := p.processPost() if ownerName.Valid { res.Owner = &PublicUser{Username: ownerName.String} } return &res, nil } // TODO: don't duplicate getPost() functionality func (db *datastore) GetOwnedPost(id string, ownerID int64) (*PublicPost, error) { p := &Post{} var row *sql.Row where := "id = ? AND owner_id = ?" params := []interface{}{id, ownerID} row = db.QueryRow("SELECT "+postCols+" FROM posts WHERE "+where+" LIMIT 1", params...) err := row.Scan(&p.ID, &p.Slug, &p.Font, &p.Language, &p.RTL, &p.Privacy, &p.OwnerID, &p.CollectionID, &p.PinnedPosition, &p.Created, &p.Updated, &p.ViewCount, &p.Title, &p.Content) switch { case err == sql.ErrNoRows: return nil, ErrPostNotFound case err != nil: log.Error("Failed selecting from collections: %v", err) return nil, err } if p.Content == "" { return nil, ErrPostUnpublished } res := p.processPost() return &res, nil } func (db *datastore) GetPostProperty(id string, collectionID int64, property string) (interface{}, error) { propSelects := map[string]string{ "views": "view_count AS views", } selectQuery, ok := propSelects[property] if !ok { return nil, impart.HTTPError{http.StatusBadRequest, fmt.Sprintf("Invalid property: %s.", property)} } var res interface{} var row *sql.Row if collectionID != 0 { row = db.QueryRow("SELECT "+selectQuery+" FROM posts WHERE slug = ? AND collection_id = ? LIMIT 1", id, collectionID) } else { row = db.QueryRow("SELECT "+selectQuery+" FROM posts WHERE id = ? LIMIT 1", id) } err := row.Scan(&res) switch { case err == sql.ErrNoRows: return nil, impart.HTTPError{http.StatusNotFound, "Post not found."} case err != nil: log.Error("Failed selecting post: %v", err) return nil, err } return res, nil } // GetPostsCount modifies the CollectionObj to include the correct number of // standard (non-pinned) posts. It will return future posts if `includeFuture` // is true. func (db *datastore) GetPostsCount(c *CollectionObj, includeFuture bool) { var count int64 timeCondition := "" if !includeFuture { timeCondition = "AND created <= " + db.now() } err := db.QueryRow("SELECT COUNT(*) FROM posts WHERE collection_id = ? AND pinned_position IS NULL "+timeCondition, c.ID).Scan(&count) switch { case err == sql.ErrNoRows: c.TotalPosts = 0 case err != nil: log.Error("Failed selecting from collections: %v", err) c.TotalPosts = 0 } c.TotalPosts = int(count) } // GetPosts retrieves all standard (non-pinned) posts for the given Collection. // It will return future posts if `includeFuture` is true. // TODO: change includeFuture to isOwner, since that's how it's used func (db *datastore) GetPosts(c *Collection, page int, includeFuture, forceRecentFirst bool) (*[]PublicPost, error) { collID := c.ID cf := c.NewFormat() order := "DESC" if cf.Ascending() && !forceRecentFirst { order = "ASC" } pagePosts := cf.PostsPerPage() start := page*pagePosts - pagePosts if page == 0 { start = 0 pagePosts = 1000 } limitStr := "" if page > 0 { limitStr = fmt.Sprintf(" LIMIT %d, %d", start, pagePosts) } timeCondition := "" if !includeFuture { timeCondition = "AND created <= " + db.now() } rows, err := db.Query("SELECT "+postCols+" FROM posts WHERE collection_id = ? AND pinned_position IS NULL "+timeCondition+" ORDER BY created "+order+limitStr, collID) if err != nil { log.Error("Failed selecting from posts: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve collection posts."} } defer rows.Close() // TODO: extract this common row scanning logic for queries using `postCols` posts := []PublicPost{} for rows.Next() { p := &Post{} err = rows.Scan(&p.ID, &p.Slug, &p.Font, &p.Language, &p.RTL, &p.Privacy, &p.OwnerID, &p.CollectionID, &p.PinnedPosition, &p.Created, &p.Updated, &p.ViewCount, &p.Title, &p.Content) if err != nil { log.Error("Failed scanning row: %v", err) break } p.extractData() p.formatContent(c, includeFuture) posts = append(posts, p.processPost()) } err = rows.Err() if err != nil { log.Error("Error after Next() on rows: %v", err) } return &posts, nil } // GetPostsTagged retrieves all posts on the given Collection that contain the // given tag. // It will return future posts if `includeFuture` is true. // TODO: change includeFuture to isOwner, since that's how it's used func (db *datastore) GetPostsTagged(c *Collection, tag string, page int, includeFuture bool) (*[]PublicPost, error) { collID := c.ID cf := c.NewFormat() order := "DESC" if cf.Ascending() { order = "ASC" } pagePosts := cf.PostsPerPage() start := page*pagePosts - pagePosts if page == 0 { start = 0 pagePosts = 1000 } limitStr := "" if page > 0 { limitStr = fmt.Sprintf(" LIMIT %d, %d", start, pagePosts) } timeCondition := "" if !includeFuture { timeCondition = "AND created <= " + db.now() } var rows *sql.Rows var err error if db.driverName == driverSQLite { rows, err = db.Query("SELECT "+postCols+" FROM posts WHERE collection_id = ? AND LOWER(content) regexp ? "+timeCondition+" ORDER BY created "+order+limitStr, collID, `.*#`+strings.ToLower(tag)+`\b.*`) } else { rows, err = db.Query("SELECT "+postCols+" FROM posts WHERE collection_id = ? AND LOWER(content) RLIKE ? "+timeCondition+" ORDER BY created "+order+limitStr, collID, "#"+strings.ToLower(tag)+"[[:>:]]") } if err != nil { log.Error("Failed selecting from posts: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve collection posts."} } defer rows.Close() // TODO: extract this common row scanning logic for queries using `postCols` posts := []PublicPost{} for rows.Next() { p := &Post{} err = rows.Scan(&p.ID, &p.Slug, &p.Font, &p.Language, &p.RTL, &p.Privacy, &p.OwnerID, &p.CollectionID, &p.PinnedPosition, &p.Created, &p.Updated, &p.ViewCount, &p.Title, &p.Content) if err != nil { log.Error("Failed scanning row: %v", err) break } p.extractData() p.formatContent(c, includeFuture) posts = append(posts, p.processPost()) } err = rows.Err() if err != nil { log.Error("Error after Next() on rows: %v", err) } return &posts, nil } func (db *datastore) GetAPFollowers(c *Collection) (*[]RemoteUser, error) { rows, err := db.Query("SELECT actor_id, inbox, shared_inbox FROM remotefollows f INNER JOIN remoteusers u ON f.remote_user_id = u.id WHERE collection_id = ?", c.ID) if err != nil { log.Error("Failed selecting from followers: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve followers."} } defer rows.Close() followers := []RemoteUser{} for rows.Next() { f := RemoteUser{} err = rows.Scan(&f.ActorID, &f.Inbox, &f.SharedInbox) followers = append(followers, f) } return &followers, nil } // CanCollect returns whether or not the given user can add the given post to a // collection. This is true when a post is already owned by the user. // NOTE: this is currently only used to potentially add owned posts to a // collection. This has the SIDE EFFECT of also generating a slug for the post. // FIXME: make this side effect more explicit (or extract it) func (db *datastore) CanCollect(cpr *ClaimPostRequest, userID int64) bool { var title, content string var lang sql.NullString err := db.QueryRow("SELECT title, content, language FROM posts WHERE id = ? AND owner_id = ?", cpr.ID, userID).Scan(&title, &content, &lang) switch { case err == sql.ErrNoRows: return false case err != nil: log.Error("Failed on post CanCollect(%s, %d): %v", cpr.ID, userID, err) return false } // Since we have the post content and the post is collectable, generate the // post's slug now. cpr.Slug = getSlugFromPost(title, content, lang.String) return true } func (db *datastore) AttemptClaim(p *ClaimPostRequest, query string, params []interface{}, slugIdx int) (sql.Result, error) { qRes, err := db.Exec(query, params...) if err != nil { if db.isDuplicateKeyErr(err) && slugIdx > -1 { s := id.GenSafeUniqueSlug(p.Slug) if s == p.Slug { // Sanity check to prevent infinite recursion return qRes, fmt.Errorf("GenSafeUniqueSlug generated nothing unique: %s", s) } p.Slug = s params[slugIdx] = p.Slug return db.AttemptClaim(p, query, params, slugIdx) } return qRes, fmt.Errorf("attemptClaim: %s", err) } return qRes, nil } func (db *datastore) DispersePosts(userID int64, postIDs []string) (*[]ClaimPostResult, error) { postClaimReqs := map[string]bool{} res := []ClaimPostResult{} for i := range postIDs { postID := postIDs[i] r := ClaimPostResult{Code: 0, ErrorMessage: ""} // Perform post validation if postID == "" { r.ErrorMessage = "Missing post ID. " } if _, ok := postClaimReqs[postID]; ok { r.Code = 429 r.ErrorMessage = "You've already tried anonymizing this post." r.ID = postID res = append(res, r) continue } postClaimReqs[postID] = true var err error // Get full post information to return var fullPost *PublicPost fullPost, err = db.GetPost(postID, 0) if err != nil { if err, ok := err.(impart.HTTPError); ok { r.Code = err.Status r.ErrorMessage = err.Message r.ID = postID res = append(res, r) continue } else { log.Error("Error getting post in dispersePosts: %v", err) } } if fullPost.OwnerID.Int64 != userID { r.Code = http.StatusConflict r.ErrorMessage = "Post is already owned by someone else." r.ID = postID res = append(res, r) continue } var qRes sql.Result var query string var params []interface{} // Do AND owner_id = ? for sanity. // This should've been caught and returned with a good error message // just above. query = "UPDATE posts SET collection_id = NULL WHERE id = ? AND owner_id = ?" params = []interface{}{postID, userID} qRes, err = db.Exec(query, params...) if err != nil { r.Code = http.StatusInternalServerError r.ErrorMessage = "A glitch happened on our end." r.ID = postID res = append(res, r) log.Error("dispersePosts (post %s): %v", postID, err) continue } // Post was successfully dispersed r.Code = http.StatusOK r.Post = fullPost rowsAffected, _ := qRes.RowsAffected() if rowsAffected == 0 { // This was already claimed, but return 200 r.Code = http.StatusOK } res = append(res, r) } return &res, nil } func (db *datastore) ClaimPosts(userID int64, collAlias string, posts *[]ClaimPostRequest) (*[]ClaimPostResult, error) { postClaimReqs := map[string]bool{} res := []ClaimPostResult{} postCollAlias := collAlias for i := range *posts { p := (*posts)[i] if &p == nil { continue } r := ClaimPostResult{Code: 0, ErrorMessage: ""} // Perform post validation if p.ID == "" { r.ErrorMessage = "Missing post ID `id`. " } if _, ok := postClaimReqs[p.ID]; ok { r.Code = 429 r.ErrorMessage = "You've already tried claiming this post." r.ID = p.ID res = append(res, r) continue } postClaimReqs[p.ID] = true canCollect := db.CanCollect(&p, userID) if !canCollect && p.Token == "" { // TODO: ensure post isn't owned by anyone else when a valid modify // token is given. r.ErrorMessage += "Missing post Edit Token `token`." } if r.ErrorMessage != "" { // Post validate failed r.Code = http.StatusBadRequest r.ID = p.ID res = append(res, r) continue } var err error var qRes sql.Result var query string var params []interface{} var slugIdx int = -1 var coll *Collection if collAlias == "" { // Posts are being claimed at /posts/claim, not // /collections/{alias}/collect, so use given individual collection // to associate post with. postCollAlias = p.CollectionAlias } if postCollAlias != "" { // Associate this post with a collection if p.CreateCollection { // This is a new collection // TODO: consider removing this. This seriously complicates this // method and adds another (unnecessary?) logic path. coll, err = db.CreateCollection(postCollAlias, "", userID) if err != nil { if err, ok := err.(impart.HTTPError); ok { r.Code = err.Status r.ErrorMessage = err.Message } else { r.Code = http.StatusInternalServerError r.ErrorMessage = "Unknown error occurred creating collection" } r.ID = p.ID res = append(res, r) continue } } else { // Attempt to add to existing collection coll, err = db.GetCollection(postCollAlias) if err != nil { if err, ok := err.(impart.HTTPError); ok { if err.Status == http.StatusNotFound { // Show obfuscated "forbidden" response, as if attempting to add to an // unowned blog. r.Code = ErrForbiddenCollection.Status r.ErrorMessage = ErrForbiddenCollection.Message } else { r.Code = err.Status r.ErrorMessage = err.Message } } else { r.Code = http.StatusInternalServerError r.ErrorMessage = "Unknown error occurred claiming post with collection" } r.ID = p.ID res = append(res, r) continue } if coll.OwnerID != userID { r.Code = ErrForbiddenCollection.Status r.ErrorMessage = ErrForbiddenCollection.Message r.ID = p.ID res = append(res, r) continue } } if p.Slug == "" { p.Slug = p.ID } if canCollect { // User already owns this post, so just add it to the given // collection. query = "UPDATE posts SET collection_id = ?, slug = ? WHERE id = ? AND owner_id = ?" params = []interface{}{coll.ID, p.Slug, p.ID, userID} slugIdx = 1 } else { query = "UPDATE posts SET owner_id = ?, collection_id = ?, slug = ? WHERE id = ? AND modify_token = ? AND owner_id IS NULL" params = []interface{}{userID, coll.ID, p.Slug, p.ID, p.Token} slugIdx = 2 } } else { query = "UPDATE posts SET owner_id = ? WHERE id = ? AND modify_token = ? AND owner_id IS NULL" params = []interface{}{userID, p.ID, p.Token} } qRes, err = db.AttemptClaim(&p, query, params, slugIdx) if err != nil { r.Code = http.StatusInternalServerError r.ErrorMessage = "An unknown error occurred." r.ID = p.ID res = append(res, r) log.Error("claimPosts (post %s): %v", p.ID, err) continue } // Get full post information to return var fullPost *PublicPost if p.Token != "" { fullPost, err = db.GetEditablePost(p.ID, p.Token) } else { fullPost, err = db.GetPost(p.ID, 0) } if err != nil { if err, ok := err.(impart.HTTPError); ok { r.Code = err.Status r.ErrorMessage = err.Message r.ID = p.ID res = append(res, r) continue } } if fullPost.OwnerID.Int64 != userID { r.Code = http.StatusConflict r.ErrorMessage = "Post is already owned by someone else." r.ID = p.ID res = append(res, r) continue } // Post was successfully claimed r.Code = http.StatusOK r.Post = fullPost if coll != nil { r.Post.Collection = &CollectionObj{Collection: *coll} } rowsAffected, _ := qRes.RowsAffected() if rowsAffected == 0 { // This was already claimed, but return 200 r.Code = http.StatusOK } res = append(res, r) } return &res, nil } func (db *datastore) UpdatePostPinState(pinned bool, postID string, collID, ownerID, pos int64) error { if pos <= 0 || pos > 20 { pos = db.GetLastPinnedPostPos(collID) + 1 if pos == -1 { pos = 1 } } var err error if pinned { _, err = db.Exec("UPDATE posts SET pinned_position = ? WHERE id = ?", pos, postID) } else { _, err = db.Exec("UPDATE posts SET pinned_position = NULL WHERE id = ?", postID) } if err != nil { log.Error("Unable to update pinned post: %v", err) return err } return nil } func (db *datastore) GetLastPinnedPostPos(collID int64) int64 { var lastPos sql.NullInt64 err := db.QueryRow("SELECT MAX(pinned_position) FROM posts WHERE collection_id = ? AND pinned_position IS NOT NULL", collID).Scan(&lastPos) switch { case err == sql.ErrNoRows: return -1 case err != nil: log.Error("Failed selecting from posts: %v", err) return -1 } if !lastPos.Valid { return -1 } return lastPos.Int64 } func (db *datastore) GetPinnedPosts(coll *CollectionObj) (*[]PublicPost, error) { // FIXME: sqlite-backed instances don't include ellipsis on truncated titles rows, err := db.Query("SELECT id, slug, title, "+db.clip("content", 80)+", pinned_position FROM posts WHERE collection_id = ? AND pinned_position IS NOT NULL ORDER BY pinned_position ASC", coll.ID) if err != nil { log.Error("Failed selecting pinned posts: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve pinned posts."} } defer rows.Close() posts := []PublicPost{} for rows.Next() { p := &Post{} err = rows.Scan(&p.ID, &p.Slug, &p.Title, &p.Content, &p.PinnedPosition) if err != nil { log.Error("Failed scanning row: %v", err) break } p.extractData() pp := p.processPost() pp.Collection = coll posts = append(posts, pp) } return &posts, nil } func (db *datastore) GetCollections(u *User) (*[]Collection, error) { rows, err := db.Query("SELECT id, alias, title, description, privacy, view_count FROM collections WHERE owner_id = ? ORDER BY id ASC", u.ID) if err != nil { log.Error("Failed selecting from collections: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve user collections."} } defer rows.Close() colls := []Collection{} for rows.Next() { c := Collection{} err = rows.Scan(&c.ID, &c.Alias, &c.Title, &c.Description, &c.Visibility, &c.Views) if err != nil { log.Error("Failed scanning row: %v", err) break } c.URL = c.CanonicalURL() c.Public = c.IsPublic() colls = append(colls, c) } err = rows.Err() if err != nil { log.Error("Error after Next() on rows: %v", err) } return &colls, nil } func (db *datastore) GetPublishableCollections(u *User) (*[]Collection, error) { c, err := db.GetCollections(u) if err != nil { return nil, err } if len(*c) == 0 { return nil, impart.HTTPError{http.StatusInternalServerError, "You don't seem to have any blogs; they might've moved to another account. Try logging out and logging into your other account."} } return c, nil } func (db *datastore) GetMeStats(u *User) userMeStats { s := userMeStats{} // User counts colls, _ := db.GetUserCollectionCount(u.ID) s.TotalCollections = colls var articles, collPosts uint64 err := db.QueryRow("SELECT COUNT(*) FROM posts WHERE owner_id = ? AND collection_id IS NULL", u.ID).Scan(&articles) if err != nil && err != sql.ErrNoRows { log.Error("Couldn't get articles count for user %d: %v", u.ID, err) } s.TotalArticles = articles err = db.QueryRow("SELECT COUNT(*) FROM posts WHERE owner_id = ? AND collection_id IS NOT NULL", u.ID).Scan(&collPosts) if err != nil && err != sql.ErrNoRows { log.Error("Couldn't get coll posts count for user %d: %v", u.ID, err) } s.CollectionPosts = collPosts return s } func (db *datastore) GetTotalCollections() (collCount int64, err error) { err = db.QueryRow(`SELECT COUNT(*) FROM collections`).Scan(&collCount) if err != nil { log.Error("Unable to fetch collections count: %v", err) } return } func (db *datastore) GetTotalPosts() (postCount int64, err error) { err = db.QueryRow(`SELECT COUNT(*) FROM posts`).Scan(&postCount) if err != nil { log.Error("Unable to fetch posts count: %v", err) } return } func (db *datastore) GetTopPosts(u *User, alias string) (*[]PublicPost, error) { params := []interface{}{u.ID} where := "" if alias != "" { where = " AND alias = ?" params = append(params, alias) } rows, err := db.Query("SELECT p.id, p.slug, p.view_count, p.title, c.alias, c.title, c.description, c.view_count FROM posts p LEFT JOIN collections c ON p.collection_id = c.id WHERE p.owner_id = ?"+where+" ORDER BY p.view_count DESC, created DESC LIMIT 25", params...) if err != nil { log.Error("Failed selecting from posts: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve user top posts."} } defer rows.Close() posts := []PublicPost{} var gotErr bool for rows.Next() { p := Post{} c := Collection{} var alias, title, description sql.NullString var views sql.NullInt64 err = rows.Scan(&p.ID, &p.Slug, &p.ViewCount, &p.Title, &alias, &title, &description, &views) if err != nil { log.Error("Failed scanning User.getPosts() row: %v", err) gotErr = true break } p.extractData() pubPost := p.processPost() if alias.Valid && alias.String != "" { c.Alias = alias.String c.Title = title.String c.Description = description.String c.Views = views.Int64 pubPost.Collection = &CollectionObj{Collection: c} } posts = append(posts, pubPost) } err = rows.Err() if err != nil { log.Error("Error after Next() on rows: %v", err) } if gotErr && len(posts) == 0 { // There were a lot of errors return nil, impart.HTTPError{http.StatusInternalServerError, "Unable to get data."} } return &posts, nil } func (db *datastore) GetAnonymousPosts(u *User) (*[]PublicPost, error) { rows, err := db.Query("SELECT id, view_count, title, created, updated, content FROM posts WHERE owner_id = ? AND collection_id IS NULL ORDER BY created DESC", u.ID) if err != nil { log.Error("Failed selecting from posts: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve user anonymous posts."} } defer rows.Close() posts := []PublicPost{} for rows.Next() { p := Post{} err = rows.Scan(&p.ID, &p.ViewCount, &p.Title, &p.Created, &p.Updated, &p.Content) if err != nil { log.Error("Failed scanning row: %v", err) break } p.extractData() posts = append(posts, p.processPost()) } err = rows.Err() if err != nil { log.Error("Error after Next() on rows: %v", err) } return &posts, nil } func (db *datastore) GetUserPosts(u *User) (*[]PublicPost, error) { rows, err := db.Query("SELECT p.id, p.slug, p.view_count, p.title, p.created, p.updated, p.content, p.text_appearance, p.language, p.rtl, c.alias, c.title, c.description, c.view_count FROM posts p LEFT JOIN collections c ON collection_id = c.id WHERE p.owner_id = ? ORDER BY created ASC", u.ID) if err != nil { log.Error("Failed selecting from posts: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve user posts."} } defer rows.Close() posts := []PublicPost{} var gotErr bool for rows.Next() { p := Post{} c := Collection{} var alias, title, description sql.NullString var views sql.NullInt64 err = rows.Scan(&p.ID, &p.Slug, &p.ViewCount, &p.Title, &p.Created, &p.Updated, &p.Content, &p.Font, &p.Language, &p.RTL, &alias, &title, &description, &views) if err != nil { log.Error("Failed scanning User.getPosts() row: %v", err) gotErr = true break } p.extractData() pubPost := p.processPost() if alias.Valid && alias.String != "" { c.Alias = alias.String c.Title = title.String c.Description = description.String c.Views = views.Int64 pubPost.Collection = &CollectionObj{Collection: c} } posts = append(posts, pubPost) } err = rows.Err() if err != nil { log.Error("Error after Next() on rows: %v", err) } if gotErr && len(posts) == 0 { // There were a lot of errors return nil, impart.HTTPError{http.StatusInternalServerError, "Unable to get data."} } return &posts, nil } func (db *datastore) GetUserPostsCount(userID int64) int64 { var count int64 err := db.QueryRow("SELECT COUNT(*) FROM posts WHERE owner_id = ?", userID).Scan(&count) switch { case err == sql.ErrNoRows: return 0 case err != nil: log.Error("Failed selecting posts count for user %d: %v", userID, err) return 0 } return count } // ChangeSettings takes a User and applies the changes in the given // userSettings, MODIFYING THE USER with successful changes. func (db *datastore) ChangeSettings(app *app, u *User, s *userSettings) error { var errPass error q := query.NewUpdate() // Update email if given if s.Email != "" { encEmail, err := data.Encrypt(app.keys.emailKey, s.Email) if err != nil { log.Error("Couldn't encrypt email %s: %s\n", s.Email, err) return impart.HTTPError{http.StatusInternalServerError, "Unable to encrypt email address."} } q.SetBytes(encEmail, "email") // Update the email if something goes awry updating the password defer func() { if errPass != nil { db.UpdateEncryptedUserEmail(u.ID, encEmail) } }() u.Email = zero.StringFrom(s.Email) } // Update username if given var newUsername string if s.Username != "" { var ie *impart.HTTPError newUsername, ie = getValidUsername(app, s.Username, u.Username) if ie != nil { // Username is invalid return *ie } if !author.IsValidUsername(app.cfg, newUsername) { // Ensure the username is syntactically correct. return impart.HTTPError{http.StatusPreconditionFailed, "Username isn't valid."} } t, err := db.Begin() if err != nil { log.Error("Couldn't start username change transaction: %v", err) return err } _, err = t.Exec("UPDATE users SET username = ? WHERE id = ?", newUsername, u.ID) if err != nil { t.Rollback() if db.isDuplicateKeyErr(err) { return impart.HTTPError{http.StatusConflict, "Username is already taken."} } log.Error("Unable to update users table: %v", err) return ErrInternalGeneral } _, err = t.Exec("UPDATE collections SET alias = ? WHERE alias = ? AND owner_id = ?", newUsername, u.Username, u.ID) if err != nil { t.Rollback() if db.isDuplicateKeyErr(err) { return impart.HTTPError{http.StatusConflict, "Username is already taken."} } log.Error("Unable to update collection: %v", err) return ErrInternalGeneral } // Keep track of name changes for redirection db.RemoveCollectionRedirect(t, newUsername) _, err = t.Exec("UPDATE collectionredirects SET new_alias = ? WHERE new_alias = ?", newUsername, u.Username) if err != nil { log.Error("Unable to update collectionredirects: %v", err) } _, err = t.Exec("INSERT INTO collectionredirects (prev_alias, new_alias) VALUES (?, ?)", u.Username, newUsername) if err != nil { log.Error("Unable to add new collectionredirect: %v", err) } err = t.Commit() if err != nil { t.Rollback() log.Error("Rolling back after Commit(): %v\n", err) return err } u.Username = newUsername } // Update passphrase if given if s.NewPass != "" { // Check if user has already set a password var err error u.HasPass, err = db.IsUserPassSet(u.ID) if err != nil { errPass = impart.HTTPError{http.StatusInternalServerError, "Unable to retrieve user data."} return errPass } if u.HasPass { // Check if currently-set password is correct hashedPass := u.HashedPass if len(hashedPass) == 0 { authUser, err := db.GetUserForAuthByID(u.ID) if err != nil { errPass = err return errPass } hashedPass = authUser.HashedPass } if !auth.Authenticated(hashedPass, []byte(s.OldPass)) { errPass = impart.HTTPError{http.StatusUnauthorized, "Incorrect password."} return errPass } } hashedPass, err := auth.HashPass([]byte(s.NewPass)) if err != nil { errPass = impart.HTTPError{http.StatusInternalServerError, "Could not create password hash."} return errPass } q.SetBytes(hashedPass, "password") } // WHERE values q.Append(u.ID) if q.Updates == "" { if s.Username == "" { return ErrPostNoUpdatableVals } // Nothing to update except username. That was successful, so return now. return nil } res, err := db.Exec("UPDATE users SET "+q.Updates+" WHERE id = ?", q.Params...) if err != nil { log.Error("Unable to update collection: %v", err) return err } rowsAffected, _ := res.RowsAffected() if rowsAffected == 0 { // Show the correct error message if nothing was updated var dummy int err := db.QueryRow("SELECT 1 FROM users WHERE id = ?", u.ID).Scan(&dummy) switch { case err == sql.ErrNoRows: return ErrUnauthorizedGeneral case err != nil: log.Error("Failed selecting from users: %v", err) } return nil } if s.NewPass != "" && !u.HasPass { u.HasPass = true } return nil } func (db *datastore) ChangePassphrase(userID int64, sudo bool, curPass string, hashedPass []byte) error { var dbPass []byte err := db.QueryRow("SELECT password FROM users WHERE id = ?", userID).Scan(&dbPass) switch { case err == sql.ErrNoRows: return ErrUserNotFound case err != nil: log.Error("Couldn't SELECT user password for change: %v", err) return err } if !sudo && !auth.Authenticated(dbPass, []byte(curPass)) { return impart.HTTPError{http.StatusUnauthorized, "Incorrect password."} } _, err = db.Exec("UPDATE users SET password = ? WHERE id = ?", hashedPass, userID) if err != nil { log.Error("Could not update passphrase: %v", err) return err } return nil } func (db *datastore) RemoveCollectionRedirect(t *sql.Tx, alias string) error { _, err := t.Exec("DELETE FROM collectionredirects WHERE prev_alias = ?", alias) if err != nil { log.Error("Unable to delete from collectionredirects: %v", err) return err } return nil } func (db *datastore) GetCollectionRedirect(alias string) (new string) { row := db.QueryRow("SELECT new_alias FROM collectionredirects WHERE prev_alias = ?", alias) err := row.Scan(&new) if err != nil && err != sql.ErrNoRows { log.Error("Failed selecting from collectionredirects: %v", err) } return } func (db *datastore) DeleteCollection(alias string, userID int64) error { c := &Collection{Alias: alias} var username string row := db.QueryRow("SELECT username FROM users WHERE id = ?", userID) err := row.Scan(&username) if err != nil { return err } // Ensure user isn't deleting their main blog if alias == username { return impart.HTTPError{http.StatusForbidden, "You cannot currently delete your primary blog."} } row = db.QueryRow("SELECT id FROM collections WHERE alias = ? AND owner_id = ?", alias, userID) err = row.Scan(&c.ID) switch { case err == sql.ErrNoRows: return impart.HTTPError{http.StatusNotFound, "Collection doesn't exist or you're not allowed to delete it."} case err != nil: log.Error("Failed selecting from collections: %v", err) return ErrInternalGeneral } t, err := db.Begin() if err != nil { return err } // Float all collection's posts _, err = t.Exec("UPDATE posts SET collection_id = NULL WHERE collection_id = ? AND owner_id = ?", c.ID, userID) if err != nil { t.Rollback() return err } // Remove redirects to or from this collection _, err = t.Exec("DELETE FROM collectionredirects WHERE prev_alias = ? OR new_alias = ?", alias, alias) if err != nil { t.Rollback() return err } // Remove any optional collection password _, err = t.Exec("DELETE FROM collectionpasswords WHERE collection_id = ?", c.ID) if err != nil { t.Rollback() return err } // Finally, delete collection itself _, err = t.Exec("DELETE FROM collections WHERE id = ?", c.ID) if err != nil { t.Rollback() return err } err = t.Commit() if err != nil { t.Rollback() return err } return nil } func (db *datastore) IsCollectionAttributeOn(id int64, attr string) bool { var v string err := db.QueryRow("SELECT value FROM collectionattributes WHERE collection_id = ? AND attribute = ?", id, attr).Scan(&v) switch { case err == sql.ErrNoRows: return false case err != nil: log.Error("Couldn't SELECT value in isCollectionAttributeOn for attribute '%s': %v", attr, err) return false } return v == "1" } func (db *datastore) CollectionHasAttribute(id int64, attr string) bool { var dummy string err := db.QueryRow("SELECT value FROM collectionattributes WHERE collection_id = ? AND attribute = ?", id, attr).Scan(&dummy) switch { case err == sql.ErrNoRows: return false case err != nil: log.Error("Couldn't SELECT value in collectionHasAttribute for attribute '%s': %v", attr, err) return false } return true } func (db *datastore) DeleteAccount(userID int64) (l *string, err error) { debug := "" l = &debug t, err := db.Begin() if err != nil { stringLogln(l, "Unable to begin: %v", err) return } // Get all collections rows, err := db.Query("SELECT id, alias FROM collections WHERE owner_id = ?", userID) if err != nil { t.Rollback() stringLogln(l, "Unable to get collections: %v", err) return } defer rows.Close() colls := []Collection{} var c Collection for rows.Next() { err = rows.Scan(&c.ID, &c.Alias) if err != nil { t.Rollback() stringLogln(l, "Unable to scan collection cols: %v", err) return } colls = append(colls, c) } var res sql.Result for _, c := range colls { // TODO: user deleteCollection() func // Delete tokens res, err = t.Exec("DELETE FROM collectionattributes WHERE collection_id = ?", c.ID) if err != nil { t.Rollback() stringLogln(l, "Unable to delete attributes on %s: %v", c.Alias, err) return } rs, _ := res.RowsAffected() stringLogln(l, "Deleted %d for %s from collectionattributes", rs, c.Alias) // Remove any optional collection password res, err = t.Exec("DELETE FROM collectionpasswords WHERE collection_id = ?", c.ID) if err != nil { t.Rollback() stringLogln(l, "Unable to delete passwords on %s: %v", c.Alias, err) return } rs, _ = res.RowsAffected() stringLogln(l, "Deleted %d for %s from collectionpasswords", rs, c.Alias) // Remove redirects to this collection res, err = t.Exec("DELETE FROM collectionredirects WHERE new_alias = ?", c.Alias) if err != nil { t.Rollback() stringLogln(l, "Unable to delete redirects on %s: %v", c.Alias, err) return } rs, _ = res.RowsAffected() stringLogln(l, "Deleted %d for %s from collectionredirects", rs, c.Alias) } // Delete collections res, err = t.Exec("DELETE FROM collections WHERE owner_id = ?", userID) if err != nil { t.Rollback() stringLogln(l, "Unable to delete collections: %v", err) return } rs, _ := res.RowsAffected() stringLogln(l, "Deleted %d from collections", rs) // Delete tokens res, err = t.Exec("DELETE FROM accesstokens WHERE user_id = ?", userID) if err != nil { t.Rollback() stringLogln(l, "Unable to delete access tokens: %v", err) return } rs, _ = res.RowsAffected() stringLogln(l, "Deleted %d from accesstokens", rs) // Delete posts res, err = t.Exec("DELETE FROM posts WHERE owner_id = ?", userID) if err != nil { t.Rollback() stringLogln(l, "Unable to delete posts: %v", err) return } rs, _ = res.RowsAffected() stringLogln(l, "Deleted %d from posts", rs) res, err = t.Exec("DELETE FROM userattributes WHERE user_id = ?", userID) if err != nil { t.Rollback() stringLogln(l, "Unable to delete attributes: %v", err) return } rs, _ = res.RowsAffected() stringLogln(l, "Deleted %d from userattributes", rs) res, err = t.Exec("DELETE FROM users WHERE id = ?", userID) if err != nil { t.Rollback() stringLogln(l, "Unable to delete user: %v", err) return } rs, _ = res.RowsAffected() stringLogln(l, "Deleted %d from users", rs) err = t.Commit() if err != nil { t.Rollback() stringLogln(l, "Unable to commit: %v", err) return } return } func (db *datastore) GetAPActorKeys(collectionID int64) ([]byte, []byte) { var pub, priv []byte err := db.QueryRow("SELECT public_key, private_key FROM collectionkeys WHERE collection_id = ?", collectionID).Scan(&pub, &priv) switch { case err == sql.ErrNoRows: // Generate keys pub, priv = activitypub.GenerateKeys() _, err = db.Exec("INSERT INTO collectionkeys (collection_id, public_key, private_key) VALUES (?, ?, ?)", collectionID, pub, priv) if err != nil { log.Error("Unable to INSERT new activitypub keypair: %v", err) return nil, nil } case err != nil: log.Error("Couldn't SELECT collectionkeys: %v", err) return nil, nil } return pub, priv } +func (db *datastore) CreateUserInvite(id string, userID int64, maxUses int, expires *time.Time) error { + _, err := db.Exec("INSERT INTO userinvites (id, owner_id, max_uses, created, expires, inactive) VALUES (?, ?, ?, "+db.now()+", ?, 0)", id, userID, maxUses, expires) + return err +} + +func (db *datastore) GetUserInvites(userID int64) (*[]Invite, error) { + rows, err := db.Query("SELECT id, max_uses, created, expires, inactive FROM userinvites WHERE owner_id = ? ORDER BY created DESC", userID) + if err != nil { + log.Error("Failed selecting from userinvites: %v", err) + return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve user invites."} + } + defer rows.Close() + + is := []Invite{} + for rows.Next() { + i := Invite{} + err = rows.Scan(&i.ID, &i.MaxUses, &i.Created, &i.Expires, &i.Inactive) + is = append(is, i) + } + return &is, nil +} + +func (db *datastore) GetUserInvite(id string) (*Invite, error) { + var i Invite + err := db.QueryRow("SELECT id, max_uses, created, expires, inactive FROM userinvites WHERE id = ?", id).Scan(&i.ID, &i.MaxUses, &i.Created, &i.Expires, &i.Inactive) + switch { + case err == sql.ErrNoRows: + return nil, nil + case err != nil: + log.Error("Failed selecting invite: %v", err) + return nil, err + } + + return &i, nil +} + +func (db *datastore) GetUsersInvitedCount(id string) int64 { + var count int64 + err := db.QueryRow("SELECT COUNT(*) FROM usersinvited WHERE invite_id = ?", id).Scan(&count) + switch { + case err == sql.ErrNoRows: + return 0 + case err != nil: + log.Error("Failed selecting users invited count: %v", err) + return 0 + } + + return count +} + +func (db *datastore) CreateInvitedUser(inviteID string, userID int64) error { + _, err := db.Exec("INSERT INTO usersinvited (invite_id, user_id) VALUES (?, ?)", inviteID, userID) + return err +} + func (db *datastore) GetDynamicContent(id string) (string, *time.Time, error) { var c string var u *time.Time err := db.QueryRow("SELECT content, updated FROM appcontent WHERE id = ?", id).Scan(&c, &u) switch { case err == sql.ErrNoRows: return "", nil, nil case err != nil: log.Error("Couldn't SELECT FROM appcontent for id '%s': %v", id, err) return "", nil, err } return c, u, nil } func (db *datastore) UpdateDynamicContent(id, content string) error { var err error if db.driverName == driverSQLite { _, err = db.Exec("INSERT OR REPLACE INTO appcontent (id, content, updated) VALUES (?, ?, "+db.now()+")", id, content) } else { _, err = db.Exec("INSERT INTO appcontent (id, content, updated) VALUES (?, ?, "+db.now()+") "+db.upsert("id")+" content = ?, updated = "+db.now(), id, content, content) } if err != nil { log.Error("Unable to INSERT appcontent for '%s': %v", id, err) } return err } func (db *datastore) GetAllUsers(page uint) (*[]User, error) { limitStr := fmt.Sprintf("0, %d", adminUsersPerPage) if page > 1 { limitStr = fmt.Sprintf("%d, %d", (page-1)*adminUsersPerPage, adminUsersPerPage) } rows, err := db.Query("SELECT id, username, created FROM users ORDER BY created DESC LIMIT " + limitStr) if err != nil { log.Error("Failed selecting from posts: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve user posts."} } defer rows.Close() users := []User{} for rows.Next() { u := User{} err = rows.Scan(&u.ID, &u.Username, &u.Created) if err != nil { log.Error("Failed scanning GetAllUsers() row: %v", err) break } users = append(users, u) } return &users, nil } func (db *datastore) GetAllUsersCount() int64 { var count int64 err := db.QueryRow("SELECT COUNT(*) FROM users").Scan(&count) switch { case err == sql.ErrNoRows: return 0 case err != nil: log.Error("Failed selecting all users count: %v", err) return 0 } return count } func (db *datastore) GetUserLastPostTime(id int64) (*time.Time, error) { var t time.Time err := db.QueryRow("SELECT created FROM posts WHERE owner_id = ? ORDER BY created DESC LIMIT 1", id).Scan(&t) switch { case err == sql.ErrNoRows: return nil, nil case err != nil: log.Error("Failed selecting last post time from posts: %v", err) return nil, err } return &t, nil } func (db *datastore) GetCollectionLastPostTime(id int64) (*time.Time, error) { var t time.Time err := db.QueryRow("SELECT created FROM posts WHERE collection_id = ? ORDER BY created DESC LIMIT 1", id).Scan(&t) switch { case err == sql.ErrNoRows: return nil, nil case err != nil: log.Error("Failed selecting last post time from posts: %v", err) return nil, err } return &t, nil } // DatabaseInitialized returns whether or not the current datastore has been // initialized with the correct schema. // Currently, it checks to see if the `users` table exists. func (db *datastore) DatabaseInitialized() bool { var dummy string var err error if db.driverName == driverSQLite { err = db.QueryRow("SELECT name FROM sqlite_master WHERE type = 'table' AND name = 'users'").Scan(&dummy) } else { err = db.QueryRow("SHOW TABLES LIKE 'users'").Scan(&dummy) } switch { case err == sql.ErrNoRows: return false case err != nil: log.Error("Couldn't SHOW TABLES: %v", err) return false } return true } func stringLogln(log *string, s string, v ...interface{}) { *log += fmt.Sprintf(s+"\n", v...) } func handleFailedPostInsert(err error) error { log.Error("Couldn't insert into posts: %v", err) return err } diff --git a/invites.go b/invites.go new file mode 100644 index 0000000..54d6619 --- /dev/null +++ b/invites.go @@ -0,0 +1,150 @@ +/* + * Copyright © 2019 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 ( + "database/sql" + "github.com/gorilla/mux" + "github.com/writeas/impart" + "github.com/writeas/nerds/store" + "github.com/writeas/web-core/log" + "github.com/writeas/writefreely/page" + "html/template" + "net/http" + "strconv" + "time" +) + +type Invite struct { + ID string + MaxUses sql.NullInt64 + Created time.Time + Expires *time.Time + Inactive bool + + uses int64 +} + +func (i Invite) Uses() int64 { + return i.uses +} + +func (i Invite) Expired() bool { + return i.Expires != nil && i.Expires.Before(time.Now()) +} + +func (i Invite) ExpiresFriendly() string { + return i.Expires.Format("January 2, 2006, 3:04 PM") +} + +func handleViewUserInvites(app *app, u *User, w http.ResponseWriter, r *http.Request) error { + // Don't show page if instance doesn't allow it + if !(app.cfg.App.UserInvites != "" && (u.IsAdmin() || app.cfg.App.UserInvites != "admin")) { + return impart.HTTPError{http.StatusNotFound, ""} + } + + f, _ := getSessionFlashes(app, w, r, nil) + + p := struct { + *UserPage + Invites *[]Invite + }{ + UserPage: NewUserPage(app, r, u, "Invite People", f), + } + + var err error + p.Invites, err = app.db.GetUserInvites(u.ID) + if err != nil { + return err + } + for i := range *p.Invites { + (*p.Invites)[i].uses = app.db.GetUsersInvitedCount((*p.Invites)[i].ID) + } + + showUserPage(w, "invite", p) + return nil +} + +func handleCreateUserInvite(app *app, u *User, w http.ResponseWriter, r *http.Request) error { + muVal := r.FormValue("uses") + expVal := r.FormValue("expires") + + var err error + var maxUses int + if muVal != "0" { + maxUses, err = strconv.Atoi(muVal) + if err != nil { + return impart.HTTPError{http.StatusBadRequest, "Invalid value for 'max_uses'"} + } + } + + var expDate *time.Time + var expires int + if expVal != "0" { + expires, err = strconv.Atoi(expVal) + if err != nil { + return impart.HTTPError{http.StatusBadRequest, "Invalid value for 'expires'"} + } + ed := time.Now().Add(time.Duration(expires) * time.Minute) + expDate = &ed + } + + inviteID := store.GenerateRandomString("0123456789BCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz", 6) + err = app.db.CreateUserInvite(inviteID, u.ID, maxUses, expDate) + if err != nil { + return err + } + + return impart.HTTPError{http.StatusFound, "/me/invites"} +} + +func handleViewInvite(app *app, w http.ResponseWriter, r *http.Request) error { + inviteCode := mux.Vars(r)["code"] + + i, err := app.db.GetUserInvite(inviteCode) + if err != nil { + return err + } + + p := struct { + page.StaticPage + Error string + Flashes []template.HTML + Invite string + }{ + StaticPage: pageForReq(app, r), + Invite: inviteCode, + } + + if i.Expired() { + p.Error = "This invite link has expired." + } + + if i.MaxUses.Valid && i.MaxUses.Int64 > 0 { + if c := app.db.GetUsersInvitedCount(inviteCode); c >= i.MaxUses.Int64 { + p.Error = "This invite link has expired." + } + } + + // Get error messages + session, err := app.sessionStore.Get(r, cookieName) + if err != nil { + // Ignore this + log.Error("Unable to get session in handleViewInvite; 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, "signup.tmpl", p) +} diff --git a/migrations/migrations.go b/migrations/migrations.go index 0005c4a..5b9b3bc 100644 --- a/migrations/migrations.go +++ b/migrations/migrations.go @@ -1,116 +1,118 @@ /* * Copyright © 2019 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 migrations contains database migrations for WriteFreely package migrations import ( "database/sql" "github.com/writeas/web-core/log" ) // TODO: refactor to use the datastore struct from writefreely pkg type datastore struct { *sql.DB driverName string } func NewDatastore(db *sql.DB, dn string) *datastore { return &datastore{db, dn} } // TODO: use these consts from writefreely pkg const ( driverMySQL = "mysql" driverSQLite = "sqlite3" ) type Migration interface { Description() string Migrate(db *datastore) error } type migration struct { description string migrate func(db *datastore) error } func New(d string, fn func(db *datastore) error) Migration { return &migration{d, fn} } func (m *migration) Description() string { return m.description } func (m *migration) Migrate(db *datastore) error { return m.migrate(db) } -var migrations = []Migration{} +var migrations = []Migration{ + New("support user invites", supportUserInvites), // -> V1 (v0.8.0) +} func Migrate(db *datastore) error { var version int var err error if db.tableExists("appmigrations") { err = db.QueryRow("SELECT MAX(version) FROM appmigrations").Scan(&version) } else { log.Info("Initializing appmigrations table...") version = 0 _, err = db.Exec(`CREATE TABLE appmigrations ( version ` + db.typeInt() + ` NOT NULL, migrated ` + db.typeDateTime() + ` NOT NULL, result ` + db.typeText() + ` NOT NULL ) ` + db.engine() + `;`) if err != nil { return err } } if len(migrations[version:]) > 0 { for i, m := range migrations[version:] { curVer := version + i + 1 log.Info("Migrating to V%d: %s", curVer, m.Description()) err = m.Migrate(db) if err != nil { return err } // Update migrations table _, err = db.Exec("INSERT INTO appmigrations (version, migrated, result) VALUES (?, "+db.now()+", ?)", curVer, "") if err != nil { return err } } } else { log.Info("Database up-to-date. No migrations to run.") } return nil } func (db *datastore) tableExists(t string) bool { var dummy string var err error if db.driverName == driverSQLite { err = db.QueryRow("SELECT name FROM sqlite_master WHERE type = 'table' AND name = ?", t).Scan(&dummy) } else { err = db.QueryRow("SHOW TABLES LIKE ?", t).Scan(&dummy) } switch { case err == sql.ErrNoRows: return false case err != nil: log.Error("Couldn't SHOW TABLES: %v", err) return false } return true } diff --git a/migrations/v1.go b/migrations/v1.go new file mode 100644 index 0000000..81f7d0c --- /dev/null +++ b/migrations/v1.go @@ -0,0 +1,46 @@ +/* + * Copyright © 2019 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 migrations + +func supportUserInvites(db *datastore) error { + t, err := db.Begin() + _, err = t.Exec(`CREATE TABLE userinvites ( + id ` + db.typeChar(6) + ` NOT NULL , + owner_id ` + db.typeInt() + ` NOT NULL , + max_uses ` + db.typeSmallInt() + ` NULL , + created ` + db.typeDateTime() + ` NOT NULL , + expires ` + db.typeDateTime() + ` NULL , + inactive ` + db.typeBool() + ` NOT NULL , + PRIMARY KEY (id) + ) ` + db.engine() + `;`) + if err != nil { + t.Rollback() + return err + } + + _, err = t.Exec(`CREATE TABLE usersinvited ( + invite_id ` + db.typeChar(6) + ` NOT NULL , + user_id ` + db.typeInt() + ` NOT NULL , + PRIMARY KEY (invite_id, user_id) + ) ` + db.engine() + `;`) + if err != nil { + t.Rollback() + return err + } + + err = t.Commit() + if err != nil { + t.Rollback() + return err + } + + return nil +} diff --git a/pages/signup.tmpl b/pages/signup.tmpl new file mode 100644 index 0000000..7c8707c --- /dev/null +++ b/pages/signup.tmpl @@ -0,0 +1,176 @@ +{{define "head"}} +
{{.Error}}
+ {{ else }} + {{if .Flashes}}{{.Message}}
{{end}}Describe what your instance is about. Accepts Markdown.
Outline your privacy policy. Accepts Markdown.
writefreely --reset-pass <username>
{{.ConfigMessage}}
{{end}}Invite others to join {{.SiteName}} by generating and sharing invite links below.
+ + + +Link | +Uses | +Expires | +
---|---|---|
{{$.Host}}/invite/{{.ID}} | +{{.Uses}}{{if gt .MaxUses.Int64 0}} / {{.MaxUses.Int64}}{{end}} | +{{ if .Expires }}{{if .Expired}}Expired{{else}}{{.ExpiresFriendly}}{{end}}{{ else }}∞{{ end }} | +
No invites generated yet. | +