diff --git a/admin.go b/admin.go index 805d98a..29f3501 100644 --- a/admin.go +++ b/admin.go @@ -1,417 +1,432 @@ /* * 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" "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 } type instanceContent struct { ID string Type string - Title string + Title sql.NullString Content string Updated time.Time } func (c instanceContent) UpdatedFriendly() string { /* // TODO: accept a locale in this method and use that for the format var loc monday.Locale = monday.LocaleEnUS return monday.Format(u.Created, monday.DateTimeFormatsByLocale[loc], loc) */ return c.Updated.Format("January 2, 2006, 3:04 PM") } 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 }{ UserPage: NewUserPage(app, r, u, "Admin", nil), SysStatus: sysStatus, Config: app.cfg.App, Message: r.FormValue("m"), ConfigMessage: r.FormValue("cm"), } 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 handleViewAdminPages(app *app, u *User, w http.ResponseWriter, r *http.Request) error { p := struct { *UserPage Config config.AppCfg Message string Pages []*instanceContent }{ UserPage: NewUserPage(app, r, u, "Pages", nil), Config: app.cfg.App, Message: r.FormValue("m"), } var err error p.Pages, err = app.db.GetInstancePages() if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get pages: %v", err)} } // Add in default pages var hasAbout, hasPrivacy bool - for _, c := range p.Pages { + for i, c := range p.Pages { if hasAbout && hasPrivacy { break } if c.ID == "about" { hasAbout = true + if !c.Title.Valid { + p.Pages[i].Title = defaultAboutTitle(app.cfg) + } } else if c.ID == "privacy" { hasPrivacy = true + if !c.Title.Valid { + p.Pages[i].Title = defaultPrivacyTitle() + } } } if !hasAbout { p.Pages = append(p.Pages, &instanceContent{ ID: "about", + Title: defaultAboutTitle(app.cfg), Content: defaultAboutPage(app.cfg), Updated: defaultPageUpdatedTime, }) } if !hasPrivacy { p.Pages = append(p.Pages, &instanceContent{ ID: "privacy", + Title: defaultPrivacyTitle(), Content: defaultPrivacyPolicy(app.cfg), Updated: defaultPageUpdatedTime, }) } showUserPage(w, "pages", p) return nil } func handleViewAdminPage(app *app, u *User, w http.ResponseWriter, r *http.Request) error { vars := mux.Vars(r) slug := vars["slug"] if slug == "" { return impart.HTTPError{http.StatusFound, "/admin/pages"} } p := struct { *UserPage Config config.AppCfg Message string Content *instanceContent }{ Config: app.cfg.App, Message: r.FormValue("m"), } var err error // Get pre-defined pages, or select slug if slug == "about" { p.Content, err = getAboutPage(app) } else if slug == "privacy" { p.Content, err = getPrivacyPage(app) } else { p.Content, err = app.db.GetDynamicContent(slug) } if err != nil { return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get page: %v", err)} } - p.UserPage = NewUserPage(app, r, u, p.Content.ID, nil) + title := "New page" + if p.Content != nil { + title = "Edit " + p.Content.ID + } else { + p.Content = &instanceContent{} + } + p.UserPage = NewUserPage(app, r, u, title, nil) showUserPage(w, "view-page", 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")) + err := app.db.UpdateDynamicContent(id, r.FormValue("title"), r.FormValue("content"), "page") if err != nil { m = "?m=" + err.Error() } return impart.HTTPError{http.StatusFound, "/admin/page/" + id + m} } 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/app.go b/app.go index 62fbd1a..2c5972a 100644 --- a/app.go +++ b/app.go @@ -1,646 +1,648 @@ /* * 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" "flag" "fmt" "html/template" "net/http" "net/url" "os" "os/signal" "path/filepath" "regexp" "strings" "syscall" "time" _ "github.com/go-sql-driver/mysql" "github.com/gorilla/mux" "github.com/gorilla/schema" "github.com/gorilla/sessions" "github.com/manifoldco/promptui" "github.com/writeas/go-strip-markdown" "github.com/writeas/web-core/auth" "github.com/writeas/web-core/converter" "github.com/writeas/web-core/log" "github.com/writeas/writefreely/author" "github.com/writeas/writefreely/config" "github.com/writeas/writefreely/migrations" "github.com/writeas/writefreely/page" ) const ( staticDir = "static" assumedTitleLen = 80 postsPerPage = 10 serverSoftware = "WriteFreely" softwareURL = "https://writefreely.org" ) var ( debugging bool // Software version can be set from git env using -ldflags softwareVer = "0.8.1" // DEPRECATED VARS // TODO: pass app.cfg into GetCollection* calls so we can get these values // from Collection methods and we no longer need these. hostName string isSingleUser bool ) type app struct { router *mux.Router db *datastore cfg *config.Config cfgFile string keys *keychain sessionStore *sessions.CookieStore formDecoder *schema.Decoder timeline *localTimeline } // handleViewHome shows page at root path. Will be the Pad if logged in and the // catch-all landing page otherwise. func handleViewHome(app *app, w http.ResponseWriter, r *http.Request) error { if app.cfg.App.SingleUser { // Render blog index return handleViewCollection(app, w, r) } // Multi-user instance u := getUserSession(app, r) if u != nil { // User is logged in, so show the Pad return handleViewPad(app, w, r) } p := struct { page.StaticPage Flashes []template.HTML }{ StaticPage: pageForReq(app, r), } // Get error messages session, err := app.sessionStore.Get(r, cookieName) if err != nil { // Ignore this log.Error("Unable to get session in handleViewHome; ignoring: %v", err) } flashes, _ := getSessionFlashes(app, w, r, session) for _, flash := range flashes { p.Flashes = append(p.Flashes, template.HTML(flash)) } // Show landing page return renderPage(w, "landing.tmpl", p) } func handleTemplatedPage(app *app, w http.ResponseWriter, r *http.Request, t *template.Template) error { p := struct { page.StaticPage + ContentTitle string Content template.HTML PlainContent string Updated string AboutStats *InstanceStats }{ StaticPage: pageForReq(app, r), } if r.URL.Path == "/about" || r.URL.Path == "/privacy" { var c *instanceContent var err error if r.URL.Path == "/about" { c, err = getAboutPage(app) // Fetch stats p.AboutStats = &InstanceStats{} p.AboutStats.NumPosts, _ = app.db.GetTotalPosts() p.AboutStats.NumBlogs, _ = app.db.GetTotalCollections() } else { c, err = getPrivacyPage(app) } if err != nil { return err } + p.ContentTitle = c.Title.String p.Content = template.HTML(applyMarkdown([]byte(c.Content), "")) p.PlainContent = shortPostDescription(stripmd.Strip(c.Content)) if !c.Updated.IsZero() { p.Updated = c.Updated.Format("January 2, 2006") } } // Serve templated page err := t.ExecuteTemplate(w, "base", p) if err != nil { log.Error("Unable to render page: %v", err) } return nil } func pageForReq(app *app, r *http.Request) page.StaticPage { p := page.StaticPage{ AppCfg: app.cfg.App, Path: r.URL.Path, Version: "v" + softwareVer, } // Add user information, if given var u *User accessToken := r.FormValue("t") if accessToken != "" { userID := app.db.GetUserID(accessToken) if userID != -1 { var err error u, err = app.db.GetUserByID(userID) if err == nil { p.Username = u.Username } } } else { u = getUserSession(app, r) if u != nil { p.Username = u.Username } } return p } var shttp = http.NewServeMux() var fileRegex = regexp.MustCompile("/([^/]*\\.[^/]*)$") func Serve() { // General options usable with other commands debugPtr := flag.Bool("debug", false, "Enables debug logging.") configFile := flag.String("c", "config.ini", "The configuration file to use") // Setup actions createConfig := flag.Bool("create-config", false, "Creates a basic configuration and exits") doConfig := flag.Bool("config", false, "Run the configuration process") genKeys := flag.Bool("gen-keys", false, "Generate encryption and authentication keys") createSchema := flag.Bool("init-db", false, "Initialize app database") migrate := flag.Bool("migrate", false, "Migrate the database") // Admin actions createAdmin := flag.String("create-admin", "", "Create an admin with the given username:password") createUser := flag.String("create-user", "", "Create a regular user with the given username:password") resetPassUser := flag.String("reset-pass", "", "Reset the given user's password") outputVersion := flag.Bool("v", false, "Output the current version") flag.Parse() debugging = *debugPtr app := &app{ cfgFile: *configFile, } if *outputVersion { fmt.Println(serverSoftware + " " + softwareVer) os.Exit(0) } else if *createConfig { log.Info("Creating configuration...") c := config.New() log.Info("Saving configuration %s...", app.cfgFile) err := config.Save(c, app.cfgFile) if err != nil { log.Error("Unable to save configuration: %v", err) os.Exit(1) } os.Exit(0) } else if *doConfig { d, err := config.Configure(app.cfgFile) if err != nil { log.Error("Unable to configure: %v", err) os.Exit(1) } if d.User != nil { app.cfg = d.Config connectToDatabase(app) defer shutdown(app) if !app.db.DatabaseInitialized() { err = adminInitDatabase(app) if err != nil { log.Error(err.Error()) os.Exit(1) } } u := &User{ Username: d.User.Username, HashedPass: d.User.HashedPass, Created: time.Now().Truncate(time.Second).UTC(), } // Create blog log.Info("Creating user %s...\n", u.Username) err = app.db.CreateUser(u, app.cfg.App.SiteName) if err != nil { log.Error("Unable to create user: %s", err) os.Exit(1) } log.Info("Done!") } os.Exit(0) } else if *genKeys { errStatus := 0 // Read keys path from config loadConfig(app) // Create keys dir if it doesn't exist yet fullKeysDir := filepath.Join(app.cfg.Server.KeysParentDir, keysDir) if _, err := os.Stat(fullKeysDir); os.IsNotExist(err) { err = os.Mkdir(fullKeysDir, 0700) if err != nil { log.Error("%s", err) os.Exit(1) } } // Generate keys initKeyPaths(app) err := generateKey(emailKeyPath) if err != nil { errStatus = 1 } err = generateKey(cookieAuthKeyPath) if err != nil { errStatus = 1 } err = generateKey(cookieKeyPath) if err != nil { errStatus = 1 } os.Exit(errStatus) } else if *createSchema { loadConfig(app) connectToDatabase(app) defer shutdown(app) err := adminInitDatabase(app) if err != nil { log.Error(err.Error()) os.Exit(1) } os.Exit(0) } else if *createAdmin != "" { err := adminCreateUser(app, *createAdmin, true) if err != nil { log.Error(err.Error()) os.Exit(1) } os.Exit(0) } else if *createUser != "" { err := adminCreateUser(app, *createUser, false) if err != nil { log.Error(err.Error()) os.Exit(1) } os.Exit(0) } else if *resetPassUser != "" { // Connect to the database loadConfig(app) connectToDatabase(app) defer shutdown(app) // Fetch user u, err := app.db.GetUserForAuth(*resetPassUser) if err != nil { log.Error("Get user: %s", err) os.Exit(1) } // Prompt for new password prompt := promptui.Prompt{ Templates: &promptui.PromptTemplates{ Success: "{{ . | bold | faint }}: ", }, Label: "New password", Mask: '*', } newPass, err := prompt.Run() if err != nil { log.Error("%s", err) os.Exit(1) } // Do the update log.Info("Updating...") err = adminResetPassword(app, u, newPass) if err != nil { log.Error("%s", err) os.Exit(1) } log.Info("Success.") os.Exit(0) } else if *migrate { loadConfig(app) connectToDatabase(app) defer shutdown(app) err := migrations.Migrate(migrations.NewDatastore(app.db.DB, app.db.driverName)) if err != nil { log.Error("migrate: %s", err) os.Exit(1) } os.Exit(0) } log.Info("Initializing...") loadConfig(app) hostName = app.cfg.App.Host isSingleUser = app.cfg.App.SingleUser app.cfg.Server.Dev = *debugPtr err := initTemplates(app.cfg) if err != nil { log.Error("load templates: %s", err) os.Exit(1) } // Load keys log.Info("Loading encryption keys...") initKeyPaths(app) err = initKeys(app) if err != nil { log.Error("\n%s\n", err) } // Initialize modules app.sessionStore = initSession(app) app.formDecoder = schema.NewDecoder() app.formDecoder.RegisterConverter(converter.NullJSONString{}, converter.ConvertJSONNullString) app.formDecoder.RegisterConverter(converter.NullJSONBool{}, converter.ConvertJSONNullBool) app.formDecoder.RegisterConverter(sql.NullString{}, converter.ConvertSQLNullString) app.formDecoder.RegisterConverter(sql.NullBool{}, converter.ConvertSQLNullBool) app.formDecoder.RegisterConverter(sql.NullInt64{}, converter.ConvertSQLNullInt64) app.formDecoder.RegisterConverter(sql.NullFloat64{}, converter.ConvertSQLNullFloat64) // Check database configuration if app.cfg.Database.Type == driverMySQL && (app.cfg.Database.User == "" || app.cfg.Database.Password == "") { log.Error("Database user or password not set.") os.Exit(1) } if app.cfg.Database.Host == "" { app.cfg.Database.Host = "localhost" } if app.cfg.Database.Database == "" { app.cfg.Database.Database = "writefreely" } connectToDatabase(app) defer shutdown(app) // Test database connection err = app.db.Ping() if err != nil { log.Error("Database ping failed: %s", err) } r := mux.NewRouter() handler := NewHandler(app) handler.SetErrorPages(&ErrorPages{ NotFound: pages["404-general.tmpl"], Gone: pages["410.tmpl"], InternalServerError: pages["500.tmpl"], Blank: pages["blank.tmpl"], }) // Handle app routes initRoutes(handler, r, app.cfg, app.db) // Handle local timeline, if enabled if app.cfg.App.LocalTimeline { log.Info("Initializing local timeline...") initLocalTimeline(app) } // Handle static files fs := http.FileServer(http.Dir(filepath.Join(app.cfg.Server.StaticParentDir, staticDir))) shttp.Handle("/", fs) r.PathPrefix("/").Handler(fs) // Handle shutdown c := make(chan os.Signal, 2) signal.Notify(c, os.Interrupt, syscall.SIGTERM) go func() { <-c log.Info("Shutting down...") shutdown(app) log.Info("Done.") os.Exit(0) }() http.Handle("/", r) // Start web application server var bindAddress = app.cfg.Server.Bind if bindAddress == "" { bindAddress = "localhost" } if app.cfg.IsSecureStandalone() { log.Info("Serving redirects on http://%s:80", bindAddress) go func() { err = http.ListenAndServe( fmt.Sprintf("%s:80", bindAddress), http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { http.Redirect(w, r, app.cfg.App.Host, http.StatusMovedPermanently) })) log.Error("Unable to start redirect server: %v", err) }() log.Info("Serving on https://%s:443", bindAddress) log.Info("---") err = http.ListenAndServeTLS( fmt.Sprintf("%s:443", bindAddress), app.cfg.Server.TLSCertPath, app.cfg.Server.TLSKeyPath, nil) } else { log.Info("Serving on http://%s:%d\n", bindAddress, app.cfg.Server.Port) log.Info("---") err = http.ListenAndServe(fmt.Sprintf("%s:%d", bindAddress, app.cfg.Server.Port), nil) } if err != nil { log.Error("Unable to start: %v", err) os.Exit(1) } } func loadConfig(app *app) { log.Info("Loading %s configuration...", app.cfgFile) cfg, err := config.Load(app.cfgFile) if err != nil { log.Error("Unable to load configuration: %v", err) os.Exit(1) } app.cfg = cfg } func connectToDatabase(app *app) { log.Info("Connecting to %s database...", app.cfg.Database.Type) var db *sql.DB var err error if app.cfg.Database.Type == driverMySQL { db, err = sql.Open(app.cfg.Database.Type, fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=true&loc=%s", app.cfg.Database.User, app.cfg.Database.Password, app.cfg.Database.Host, app.cfg.Database.Port, app.cfg.Database.Database, url.QueryEscape(time.Local.String()))) db.SetMaxOpenConns(50) } else if app.cfg.Database.Type == driverSQLite { if !SQLiteEnabled { log.Error("Invalid database type '%s'. Binary wasn't compiled with SQLite3 support.", app.cfg.Database.Type) os.Exit(1) } if app.cfg.Database.FileName == "" { log.Error("SQLite database filename value in config.ini is empty.") os.Exit(1) } db, err = sql.Open("sqlite3_with_regex", app.cfg.Database.FileName+"?parseTime=true&cached=shared") db.SetMaxOpenConns(1) } else { log.Error("Invalid database type '%s'. Only 'mysql' and 'sqlite3' are supported right now.", app.cfg.Database.Type) os.Exit(1) } if err != nil { log.Error("%s", err) os.Exit(1) } app.db = &datastore{db, app.cfg.Database.Type} } func shutdown(app *app) { log.Info("Closing database connection...") app.db.Close() } func adminCreateUser(app *app, credStr string, isAdmin bool) error { // Create an admin user with --create-admin creds := strings.Split(credStr, ":") if len(creds) != 2 { c := "user" if isAdmin { c = "admin" } return fmt.Errorf("usage: writefreely --create-%s username:password", c) } loadConfig(app) connectToDatabase(app) defer shutdown(app) // Ensure an admin / first user doesn't already exist firstUser, _ := app.db.GetUserByID(1) if isAdmin { // Abort if trying to create admin user, but one already exists if firstUser != nil { return fmt.Errorf("Admin user already exists (%s). Create a regular user with: writefreely --create-user", firstUser.Username) } } else { // Abort if trying to create regular user, but no admin exists yet if firstUser == nil { return fmt.Errorf("No admin user exists yet. Create an admin first with: writefreely --create-admin") } } // Create the user username := creds[0] password := creds[1] // Normalize and validate username desiredUsername := username username = getSlug(username, "") usernameDesc := username if username != desiredUsername { usernameDesc += " (originally: " + desiredUsername + ")" } if !author.IsValidUsername(app.cfg, username) { return fmt.Errorf("Username %s is invalid, reserved, or shorter than configured minimum length (%d characters).", usernameDesc, app.cfg.App.MinUsernameLen) } // Hash the password hashedPass, err := auth.HashPass([]byte(password)) if err != nil { return fmt.Errorf("Unable to hash password: %v", err) } u := &User{ Username: username, HashedPass: hashedPass, Created: time.Now().Truncate(time.Second).UTC(), } userType := "user" if isAdmin { userType = "admin" } log.Info("Creating %s %s...", userType, usernameDesc) err = app.db.CreateUser(u, desiredUsername) if err != nil { return fmt.Errorf("Unable to create user: %s", err) } log.Info("Done!") return nil } func adminInitDatabase(app *app) error { schemaFileName := "schema.sql" if app.cfg.Database.Type == driverSQLite { schemaFileName = "sqlite.sql" } schema, err := Asset(schemaFileName) if err != nil { return fmt.Errorf("Unable to load schema file: %v", err) } tblReg := regexp.MustCompile("CREATE TABLE (IF NOT EXISTS )?`([a-z_]+)`") queries := strings.Split(string(schema), ";\n") for _, q := range queries { if strings.TrimSpace(q) == "" { continue } parts := tblReg.FindStringSubmatch(q) if len(parts) >= 3 { log.Info("Creating table %s...", parts[2]) } else { log.Info("Creating table ??? (Weird query) No match in: %v", parts) } _, err = app.db.Exec(q) if err != nil { log.Error("%s", err) } else { log.Info("Created.") } } // Set up migrations table log.Info("Updating appmigrations table...") err = migrations.SetInitialMigrations(migrations.NewDatastore(app.db.DB, app.db.driverName)) if err != nil { return fmt.Errorf("Unable to set initial migrations: %v", err) } log.Info("Done.") return nil } diff --git a/database.go b/database.go index 3f0c967..4e64dbb 100644 --- a/database.go +++ b/database.go @@ -1,2414 +1,2424 @@ /* * 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) (*instanceContent, error) - UpdateDynamicContent(id, content string) error + UpdateDynamicContent(id, title, content, contentType 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, impart.HTTPError{http.StatusNotFound, "Invite doesn't exist."} 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) GetInstancePages() ([]*instanceContent, error) { - rows, err := db.Query("SELECT id, content, updated FROM appcontent") + return db.GetAllDynamicContent("page") +} + +func (db *datastore) GetAllDynamicContent(t string) ([]*instanceContent, error) { + where := "" + params := []interface{}{} + if t != "" { + where = " WHERE content_type = ?" + params = append(params, t) + } + rows, err := db.Query("SELECT id, title, content, updated, content_type FROM appcontent"+where, params...) if err != nil { log.Error("Failed selecting from appcontent: %v", err) return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve instance pages."} } defer rows.Close() pages := []*instanceContent{} for rows.Next() { c := &instanceContent{} - err = rows.Scan(&c.ID, &c.Content, &c.Updated) + err = rows.Scan(&c.ID, &c.Title, &c.Content, &c.Updated, &c.Type) if err != nil { log.Error("Failed scanning row: %v", err) break } pages = append(pages, c) } err = rows.Err() if err != nil { log.Error("Error after Next() on rows: %v", err) } return pages, nil } func (db *datastore) GetDynamicContent(id string) (*instanceContent, error) { c := &instanceContent{ ID: id, } - err := db.QueryRow("SELECT content, updated FROM appcontent WHERE id = ?", id).Scan(&c.Content, &c.Updated) + err := db.QueryRow("SELECT title, content, updated, content_type FROM appcontent WHERE id = ?", id).Scan(&c.Title, &c.Content, &c.Updated, &c.Type) 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, nil } -func (db *datastore) UpdateDynamicContent(id, content string) error { +func (db *datastore) UpdateDynamicContent(id, title, content, contentType 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) + _, err = db.Exec("INSERT OR REPLACE INTO appcontent (id, title, content, updated, content_type) VALUES (?, ?, ?, "+db.now()+", ?)", id, title, content, contentType) } else { - _, err = db.Exec("INSERT INTO appcontent (id, content, updated) VALUES (?, ?, "+db.now()+") "+db.upsert("id")+" content = ?, updated = "+db.now(), id, content, content) + _, err = db.Exec("INSERT INTO appcontent (id, title, content, updated, content_type) VALUES (?, ?, ?, "+db.now()+", ?) "+db.upsert("id")+" title = ?, content = ?, updated = "+db.now(), id, title, content, contentType, title, 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/migrations/drivers.go b/migrations/drivers.go index 455cadc..59fe16f 100644 --- a/migrations/drivers.go +++ b/migrations/drivers.go @@ -1,66 +1,80 @@ /* * 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 import ( "fmt" ) // TODO: use now() from writefreely pkg func (db *datastore) now() string { if db.driverName == driverSQLite { return "strftime('%Y-%m-%d %H:%M:%S','now')" } return "NOW()" } func (db *datastore) typeInt() string { if db.driverName == driverSQLite { return "INTEGER" } return "INT" } func (db *datastore) typeSmallInt() string { if db.driverName == driverSQLite { return "INTEGER" } return "SMALLINT" } func (db *datastore) typeText() string { return "TEXT" } func (db *datastore) typeChar(l int) string { if db.driverName == driverSQLite { return "TEXT" } return fmt.Sprintf("CHAR(%d)", l) } +func (db *datastore) typeVarChar(l int) string { + if db.driverName == driverSQLite { + return "TEXT" + } + return fmt.Sprintf("VARCHAR(%d)", l) +} + func (db *datastore) typeBool() string { if db.driverName == driverSQLite { return "INTEGER" } return "TINYINT(1)" } func (db *datastore) typeDateTime() string { return "DATETIME" } +func (db *datastore) collateMultiByte() string { + if db.driverName == driverSQLite { + return "" + } + return " COLLATE utf8_bin" +} + func (db *datastore) engine() string { if db.driverName == driverSQLite { return "" } return " ENGINE = InnoDB" } diff --git a/migrations/migrations.go b/migrations/migrations.go index 1d6e0c4..9d73f86 100644 --- a/migrations/migrations.go +++ b/migrations/migrations.go @@ -1,131 +1,132 @@ /* * 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{ - New("support user invites", supportUserInvites), // -> V1 (v0.8.0) + New("support user invites", supportUserInvites), // -> V1 (v0.8.0) + New("support dynamic instance pages", supportInstancePages), // V1 -> V2 (v0.9.0) } // CurrentVer returns the current migration version the application is on func CurrentVer() int { return len(migrations) } func SetInitialMigrations(db *datastore) error { _, err := db.Exec("INSERT INTO appmigrations (version, migrated, result) VALUES (?, "+db.now()+", ?)", CurrentVer(), "") if err != nil { return err } return nil } 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/v2.go b/migrations/v2.go new file mode 100644 index 0000000..b71ce70 --- /dev/null +++ b/migrations/v2.go @@ -0,0 +1,35 @@ +/* + * 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 supportInstancePages(db *datastore) error { + t, err := db.Begin() + + _, err = t.Exec(`ALTER TABLE appcontent ADD COLUMN title ` + db.typeVarChar(255) + db.collateMultiByte() + ` NULL`) + if err != nil { + t.Rollback() + return err + } + + _, err = t.Exec(`ALTER TABLE appcontent ADD COLUMN content_type ` + db.typeVarChar(36) + ` DEFAULT 'page' NOT NULL`) + if err != nil { + t.Rollback() + return err + } + + err = t.Commit() + if err != nil { + t.Rollback() + return err + } + + return nil +} diff --git a/pages.go b/pages.go index 72a9d44..de8f9b8 100644 --- a/pages.go +++ b/pages.go @@ -1,64 +1,81 @@ /* * 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" "github.com/writeas/writefreely/config" "time" ) var defaultPageUpdatedTime = time.Date(2018, 11, 8, 12, 0, 0, 0, time.Local) func getAboutPage(app *app) (*instanceContent, error) { c, err := app.db.GetDynamicContent("about") if err != nil { return nil, err } if c == nil { c = &instanceContent{ ID: "about", + Type: "page", Content: defaultAboutPage(app.cfg), } } + if !c.Title.Valid { + c.Title = defaultAboutTitle(app.cfg) + } return c, nil } +func defaultAboutTitle(cfg *config.Config) sql.NullString { + return sql.NullString{String: "About " + cfg.App.SiteName, Valid: true} +} + func getPrivacyPage(app *app) (*instanceContent, error) { c, err := app.db.GetDynamicContent("privacy") if err != nil { return nil, err } if c == nil { c = &instanceContent{ ID: "privacy", + Type: "page", Content: defaultPrivacyPolicy(app.cfg), Updated: defaultPageUpdatedTime, } } + if !c.Title.Valid { + c.Title = defaultPrivacyTitle() + } return c, nil } +func defaultPrivacyTitle() sql.NullString { + return sql.NullString{String: "Privacy Policy", Valid: true} +} + func defaultAboutPage(cfg *config.Config) string { if cfg.App.Federation { return `_` + cfg.App.SiteName + `_ is an interconnected place for you to write and publish, powered by WriteFreely and ActivityPub.` } return `_` + cfg.App.SiteName + `_ is a place for you to write and publish, powered by WriteFreely.` } func defaultPrivacyPolicy(cfg *config.Config) string { return `[Write Freely](https://writefreely.org), the software that powers this site, is built to enforce your right to privacy by default. It retains as little data about you as possible, not even requiring an email address to sign up. However, if you _do_ give us your email address, it is stored encrypted in our database. We salt and hash your account's password. We store log files, or data about what happens on our servers. We also use cookies to keep you logged in to your account. Beyond this, it's important that you trust whoever runs **` + cfg.App.SiteName + `**. Software can only do so much to protect you -- your level of privacy protections will ultimately fall on the humans that run this particular service.` } diff --git a/pages/about.tmpl b/pages/about.tmpl index 3328397..0fae12b 100644 --- a/pages/about.tmpl +++ b/pages/about.tmpl @@ -1,27 +1,27 @@ -{{define "head"}}About {{.SiteName}} +{{define "head"}}{{.ContentTitle}} — {{.SiteName}} {{end}} {{define "content"}}
-

About {{.SiteName}}

+

{{.ContentTitle}}

{{.Content}} {{if .PublicStats}}

{{.SiteName}} is home to {{largeNumFmt .AboutStats.NumPosts}} {{pluralize "article" "articles" .AboutStats.NumPosts}} across {{largeNumFmt .AboutStats.NumBlogs}} {{pluralize "blog" "blogs" .AboutStats.NumBlogs}}.

{{end}}

About WriteFreely

WriteFreely is a self-hosted, decentralized blogging platform for publishing beautiful, simple blogs.

It lets you publish a single blog, or host a community of writers who can create multiple blogs under one account. You can also enable federation, which allows people in the fediverse to follow your blog, bookmark your posts, and share them with others.

Start an instance

WriteFreely

{{end}} diff --git a/pages/privacy.tmpl b/pages/privacy.tmpl index 9d0d177..578472a 100644 --- a/pages/privacy.tmpl +++ b/pages/privacy.tmpl @@ -1,10 +1,10 @@ -{{define "head"}}{{.SiteName}} Privacy Policy +{{define "head"}}{{.ContentTitle}} — {{.SiteName}} {{end}} {{define "content"}}
-

Privacy Policy

+

{{.ContentTitle}}

Last updated {{.Updated}}

{{.Content}}
{{end}} diff --git a/templates/user/admin/pages.tmpl b/templates/user/admin/pages.tmpl index 6e7eb30..9842287 100644 --- a/templates/user/admin/pages.tmpl +++ b/templates/user/admin/pages.tmpl @@ -1,25 +1,31 @@ {{define "pages"}} {{template "header" .}} + +
{{template "admin-header" .}}

Pages

- + {{range .Pages}} - + {{end}}
PagesPage Last Modified
{{.ID}}{{if .Title.Valid}}{{.Title.String}}{{else}}{{.ID}}{{end}} {{.UpdatedFriendly}}
{{template "footer" .}} {{end}} diff --git a/templates/user/admin/view-page.tmpl b/templates/user/admin/view-page.tmpl index 2ca68c9..3b1acbd 100644 --- a/templates/user/admin/view-page.tmpl +++ b/templates/user/admin/view-page.tmpl @@ -1,34 +1,65 @@ {{define "view-page"}} {{template "header" .}} +
{{template "admin-header" .}}

{{.Content.ID}} page

- {{if .Message}}

{{.Message}}

{{end}} - {{if eq .Content.ID "about"}} -

Describe what your instance is about. Accepts Markdown.

+

Describe what your instance is about.

{{else if eq .Content.ID "privacy"}} -

Outline your privacy policy. Accepts Markdown.

- {{else}} -

Accepts Markdown and HTML.

+

Outline your privacy policy.

{{end}} + {{if .Message}}

{{.Message}}

{{end}} +
- + + + + + + +

Accepts Markdown and HTML.

+
{{template "footer" .}} {{end}}