Merge pull request #174 from writeas/T661-disable-accounts

Add account suspension features

account.go

@@ -750,14 +750,20 @@ func viewArticles(app *App, u *User, w http.ResponseWriter, r *http.Request) err
 		log.Error("unable to fetch collections: %v", err)
 	}
 
+	suspended, err := app.db.IsUserSuspended(u.ID)
+	if err != nil {
+		log.Error("view articles: %v", err)
+	}
 	d := struct {
 		*UserPage
 		AnonymousPosts *[]PublicPost
 		Collections    *[]Collection
+		Suspended      bool
 	}{
 		UserPage:       NewUserPage(app, r, u, u.Username+"'s Posts", f),
 		AnonymousPosts: p,
 		Collections:    c,
+		Suspended:      suspended,
 	}
 	d.UserPage.SetMessaging(u)
 	w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
@@ -779,6 +785,11 @@ func viewCollections(app *App, u *User, w http.ResponseWriter, r *http.Request)
 	uc, _ := app.db.GetUserCollectionCount(u.ID)
 	// TODO: handle any errors
 
+	suspended, err := app.db.IsUserSuspended(u.ID)
+	if err != nil {
+		log.Error("view collections %v", err)
+		return fmt.Errorf("view collections: %v", err)
+	}
 	d := struct {
 		*UserPage
 		Collections *[]Collection
@@ -786,11 +797,13 @@ func viewCollections(app *App, u *User, w http.ResponseWriter, r *http.Request)
 		UsedCollections, TotalCollections int
 
 		NewBlogsDisabled bool
+		Suspended        bool
 	}{
 		UserPage:         NewUserPage(app, r, u, u.Username+"'s Blogs", f),
 		Collections:      c,
 		UsedCollections:  int(uc),
 		NewBlogsDisabled: !app.cfg.App.CanCreateBlogs(uc),
+		Suspended:        suspended,
 	}
 	d.UserPage.SetMessaging(u)
 	showUserPage(w, "collections", d)
@@ -808,13 +821,20 @@ func viewEditCollection(app *App, u *User, w http.ResponseWriter, r *http.Reques
 		return ErrCollectionNotFound
 	}
 
+	suspended, err := app.db.IsUserSuspended(u.ID)
+	if err != nil {
+		log.Error("view edit collection %v", err)
+		return fmt.Errorf("view edit collection: %v", err)
+	}
 	flashes, _ := getSessionFlashes(app, w, r, nil)
 	obj := struct {
 		*UserPage
 		*Collection
+		Suspended bool
 	}{
 		UserPage:   NewUserPage(app, r, u, "Edit "+c.DisplayTitle(), flashes),
 		Collection: c,
+		Suspended:  suspended,
 	}
 
 	showUserPage(w, "collection", obj)
@@ -976,17 +996,24 @@ func viewStats(app *App, u *User, w http.ResponseWriter, r *http.Request) error
 		titleStats = c.DisplayTitle() + " "
 	}
 
+	suspended, err := app.db.IsUserSuspended(u.ID)
+	if err != nil {
+		log.Error("view stats: %v", err)
+		return err
+	}
 	obj := struct {
 		*UserPage
 		VisitsBlog  string
 		Collection  *Collection
 		TopPosts    *[]PublicPost
 		APFollowers int
+		Suspended   bool
 	}{
 		UserPage:   NewUserPage(app, r, u, titleStats+"Stats", flashes),
 		VisitsBlog: alias,
 		Collection: c,
 		TopPosts:   topPosts,
+		Suspended:  suspended,
 	}
 	if app.cfg.App.Federation {
 		folls, err := app.db.GetAPFollowers(c)
@@ -1020,11 +1047,13 @@ func viewSettings(app *App, u *User, w http.ResponseWriter, r *http.Request) err
 		Email     string
 		HasPass   bool
 		IsLogOut  bool
+		Suspended bool
 	}{
 		UserPage:  NewUserPage(app, r, u, "Account Settings", flashes),
 		Email:     fullUser.EmailClear(app.keys),
 		HasPass:   passIsSet,
 		IsLogOut:  r.FormValue("logout") == "1",
+		Suspended: fullUser.IsSilenced(),
 	}
 
 	showUserPage(w, "settings", obj)

activitypub.go

@@ -80,6 +80,14 @@ func handleFetchCollectionActivities(app *App, w http.ResponseWriter, r *http.Re
 	if err != nil {
 		return err
 	}
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("fetch collection activities: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrCollectionNotFound
+	}
 	c.hostName = app.cfg.App.Host
 
 	p := c.PersonObject()
@@ -105,6 +113,14 @@ func handleFetchCollectionOutbox(app *App, w http.ResponseWriter, r *http.Reques
 	if err != nil {
 		return err
 	}
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("fetch collection outbox: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrCollectionNotFound
+	}
 	c.hostName = app.cfg.App.Host
 
 	if app.cfg.App.SingleUser {
@@ -158,6 +174,14 @@ func handleFetchCollectionFollowers(app *App, w http.ResponseWriter, r *http.Req
 	if err != nil {
 		return err
 	}
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("fetch collection followers: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrCollectionNotFound
+	}
 	c.hostName = app.cfg.App.Host
 
 	accountRoot := c.FederatedAccount()
@@ -204,6 +228,14 @@ func handleFetchCollectionFollowing(app *App, w http.ResponseWriter, r *http.Req
 	if err != nil {
 		return err
 	}
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("fetch collection following: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrCollectionNotFound
+	}
 	c.hostName = app.cfg.App.Host
 
 	accountRoot := c.FederatedAccount()
@@ -238,6 +270,14 @@ func handleFetchCollectionInbox(app *App, w http.ResponseWriter, r *http.Request
 		// TODO: return Reject?
 		return err
 	}
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("fetch collection inbox: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrCollectionNotFound
+	}
 	c.hostName = app.cfg.App.Host
 
 	if debugging {

admin.go

@@ -241,12 +241,37 @@ func handleViewAdminUser(app *App, u *User, w http.ResponseWriter, r *http.Reque
 	return nil
 }
 
+func handleAdminToggleUserStatus(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"}
+	}
+
+	user, err := app.db.GetUserForAuth(username)
+	if err != nil {
+		log.Error("failed to get user: %v", err)
+		return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not get user from username: %v", err)}
+	}
+	if user.IsSilenced() {
+		err = app.db.SetUserStatus(user.ID, UserActive)
+	} else {
+		err = app.db.SetUserStatus(user.ID, UserSilenced)
+	}
+	if err != nil {
+		log.Error("toggle user suspended: %v", err)
+		return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("Could not toggle user status: %v")}
+	}
+	return impart.HTTPError{http.StatusFound, fmt.Sprintf("/admin/user/%s#status", username)}
+}
+
 func handleAdminResetUserPass(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"}
 	}
+
 	// Generate new random password since none supplied
 	pass := passgen.NewWordish()
 	hashedPass, err := auth.HashPass([]byte(pass))

collections.go

@@ -71,6 +71,7 @@ type (
 		CurrentPage int
 		TotalPages  int
 		Format      *CollectionFormat
+		Suspended   bool
 	}
 	SubmittedCollection struct {
 		// Data used for updating a given collection
@@ -379,6 +380,7 @@ func newCollection(app *App, w http.ResponseWriter, r *http.Request) error {
 	}
 
 	var userID int64
+	var err error
 	if reqJSON && !c.Web {
 		accessToken = r.Header.Get("Authorization")
 		if accessToken == "" {
@@ -395,6 +397,14 @@ func newCollection(app *App, w http.ResponseWriter, r *http.Request) error {
 		}
 		userID = u.ID
 	}
+	suspended, err := app.db.IsUserSuspended(userID)
+	if err != nil {
+		log.Error("new collection: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrUserSuspended
+	}
 
 	if !author.IsValidUsername(app.cfg, c.Alias) {
 		return impart.HTTPError{http.StatusPreconditionFailed, "Collection alias isn't valid."}
@@ -477,6 +487,7 @@ func fetchCollection(app *App, w http.ResponseWriter, r *http.Request) error {
 			res.Owner = u
 		}
 	}
+	// TODO: check suspended
 	app.db.GetPostsCount(res, isCollOwner)
 	// Strip non-public information
 	res.Collection.ForPublic()
@@ -725,9 +736,14 @@ func handleViewCollection(app *App, w http.ResponseWriter, r *http.Request) erro
 	if c == nil || err != nil {
 		return err
 	}
-
 	c.hostName = app.cfg.App.Host
 
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("view collection: %v", err)
+		return ErrInternalGeneral
+	}
+
 	// Serve ActivityStreams data now, if requested
 	if strings.Contains(r.Header.Get("Accept"), "application/activity+json") {
 		ac := c.PersonObject()
@@ -784,6 +800,10 @@ func handleViewCollection(app *App, w http.ResponseWriter, r *http.Request) erro
 			log.Error("Error getting user for collection: %v", err)
 		}
 	}
+	if !isOwner && suspended {
+		return ErrCollectionNotFound
+	}
+	displayPage.Suspended = isOwner && suspended
 	displayPage.Owner = owner
 	coll.Owner = displayPage.Owner
 
@@ -886,6 +906,10 @@ func handleViewCollectionTag(app *App, w http.ResponseWriter, r *http.Request) e
 			log.Error("Error getting user for collection: %v", err)
 		}
 	}
+	if !isOwner && u.IsSilenced() {
+		return ErrCollectionNotFound
+	}
+	displayPage.Suspended = u.IsSilenced()
 	displayPage.Owner = owner
 	coll.Owner = displayPage.Owner
 	// Add more data
@@ -924,11 +948,10 @@ func existingCollection(app *App, w http.ResponseWriter, r *http.Request) error
 	collAlias := vars["alias"]
 	isWeb := r.FormValue("web") == "1"
 
-	var u *User
+	u := &User{}
 	if reqJSON && !isWeb {
 		// Ensure an access token was given
 		accessToken := r.Header.Get("Authorization")
-		u = &User{}
 		u.ID = app.db.GetUserID(accessToken)
 		if u.ID == -1 {
 			return ErrBadAccessToken
@@ -940,6 +963,16 @@ func existingCollection(app *App, w http.ResponseWriter, r *http.Request) error
 		}
 	}
 
+	suspended, err := app.db.IsUserSuspended(u.ID)
+	if err != nil {
+		log.Error("existing collection: %v", err)
+		return ErrInternalGeneral
+	}
+
+	if suspended {
+		return ErrUserSuspended
+	}
+
 	if r.Method == "DELETE" {
 		err := app.db.DeleteCollection(collAlias, u.ID)
 		if err != nil {
@@ -952,7 +985,6 @@ func existingCollection(app *App, w http.ResponseWriter, r *http.Request) error
 	}
 
 	c := SubmittedCollection{OwnerID: uint64(u.ID)}
-	var err error
 
 	if reqJSON {
 		// Decode JSON request

database.go

@@ -296,7 +296,7 @@ func (db *datastore) CreateCollection(cfg *config.Config, alias, title string, u
 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)
+	err := db.QueryRow("SELECT username, password, email, created, status FROM users WHERE id = ?", id).Scan(&u.Username, &u.HashedPass, &u.Email, &u.Created, &u.Status)
 	switch {
 	case err == sql.ErrNoRows:
 		return nil, ErrUserNotFound
@@ -308,6 +308,23 @@ func (db *datastore) GetUserByID(id int64) (*User, error) {
 	return u, nil
 }
 
+// IsUserSuspended returns true if the user account associated with id is
+// currently suspended.
+func (db *datastore) IsUserSuspended(id int64) (bool, error) {
+	u := &User{ID: id}
+
+	err := db.QueryRow("SELECT status FROM users WHERE id = ?", id).Scan(&u.Status)
+	switch {
+	case err == sql.ErrNoRows:
+		return false, fmt.Errorf("is user suspended: %v", ErrUserNotFound)
+	case err != nil:
+		log.Error("Couldn't SELECT user password: %v", err)
+		return false, fmt.Errorf("is user suspended: %v", err)
+	}
+
+	return u.IsSilenced(), 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
@@ -347,7 +364,7 @@ func (db *datastore) IsUserPassSet(id int64) (bool, error) {
 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)
+	err := db.QueryRow("SELECT id, password, email, created, status FROM users WHERE username = ?", username).Scan(&u.ID, &u.HashedPass, &u.Email, &u.Created, &u.Status)
 	switch {
 	case err == sql.ErrNoRows:
 		// Check if they've entered the wrong, unnormalized username
@@ -370,7 +387,7 @@ func (db *datastore) GetUserForAuth(username string) (*User, error) {
 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)
+	err := db.QueryRow("SELECT id, password, email, created, status FROM users WHERE id = ?", u.ID).Scan(&u.ID, &u.HashedPass, &u.Email, &u.Created, &u.Status)
 	switch {
 	case err == sql.ErrNoRows:
 		return nil, ErrUserNotFound
@@ -1629,7 +1646,11 @@ func (db *datastore) GetMeStats(u *User) userMeStats {
 }
 
 func (db *datastore) GetTotalCollections() (collCount int64, err error) {
-	err = db.QueryRow(`SELECT COUNT(*) FROM collections`).Scan(&collCount)
+	err = db.QueryRow(`
+	SELECT COUNT(*) 
+	FROM collections c
+	LEFT JOIN users u ON u.id = c.owner_id
+	WHERE u.status = 0`).Scan(&collCount)
 	if err != nil {
 		log.Error("Unable to fetch collections count: %v", err)
 	}
@@ -1637,7 +1658,11 @@ func (db *datastore) GetTotalCollections() (collCount int64, err error) {
 }
 
 func (db *datastore) GetTotalPosts() (postCount int64, err error) {
-	err = db.QueryRow(`SELECT COUNT(*) FROM posts`).Scan(&postCount)
+	err = db.QueryRow(`
+	SELECT COUNT(*)
+	FROM posts p
+	LEFT JOIN users u ON u.id = p.owner_id
+	WHERE u.status = 0`).Scan(&postCount)
 	if err != nil {
 		log.Error("Unable to fetch posts count: %v", err)
 	}
@@ -2359,17 +2384,17 @@ func (db *datastore) GetAllUsers(page uint) (*[]User, error) {
 		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)
+	rows, err := db.Query("SELECT id, username, created, status 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."}
+		log.Error("Failed selecting from users: %v", err)
+		return nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't retrieve all users."}
 	}
 	defer rows.Close()
 
 	users := []User{}
 	for rows.Next() {
 		u := User{}
-		err = rows.Scan(&u.ID, &u.Username, &u.Created)
+		err = rows.Scan(&u.ID, &u.Username, &u.Created, &u.Status)
 		if err != nil {
 			log.Error("Failed scanning GetAllUsers() row: %v", err)
 			break
@@ -2406,6 +2431,15 @@ func (db *datastore) GetUserLastPostTime(id int64) (*time.Time, error) {
 	return &t, nil
 }
 
+// SetUserStatus changes a user's status in the database. see Users.UserStatus
+func (db *datastore) SetUserStatus(id int64, status UserStatus) error {
+	_, err := db.Exec("UPDATE users SET status = ? WHERE id = ?", status, id)
+	if err != nil {
+		return fmt.Errorf("failed to update user status: %v", err)
+	}
+	return 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)

errors.go

@@ -11,8 +11,9 @@
 package writefreely
 
 import (
-	"github.com/writeas/impart"
 	"net/http"
+
+	"github.com/writeas/impart"
 )
 
 // Commonly returned HTTP errors
@@ -46,6 +47,8 @@ var (
 
 	ErrUserNotFound      = impart.HTTPError{http.StatusNotFound, "User doesn't exist."}
 	ErrUserNotFoundEmail = impart.HTTPError{http.StatusNotFound, "Please enter your username instead of your email address."}
+
+	ErrUserSuspended = impart.HTTPError{http.StatusForbidden, "Account is silenced."}
 )
 
 // Post operation errors

feed.go

@@ -12,12 +12,13 @@ package writefreely
 
 import (
 	"fmt"
+	"net/http"
+	"time"
+
 	. "github.com/gorilla/feeds"
 	"github.com/gorilla/mux"
 	stripmd "github.com/writeas/go-strip-markdown"
 	"github.com/writeas/web-core/log"
-	"net/http"
-	"time"
 )
 
 func ViewFeed(app *App, w http.ResponseWriter, req *http.Request) error {
@@ -34,6 +35,15 @@ func ViewFeed(app *App, w http.ResponseWriter, req *http.Request) error {
 	if err != nil {
 		return nil
 	}
+
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("view feed: get user: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrCollectionNotFound
+	}
 	c.hostName = app.cfg.App.Host
 
 	if c.IsPrivate() || c.IsProtected() {

invites.go

@@ -78,6 +78,10 @@ func handleCreateUserInvite(app *App, u *User, w http.ResponseWriter, r *http.Re
 	muVal := r.FormValue("uses")
 	expVal := r.FormValue("expires")
 
+	if u.IsSilenced() {
+		return ErrUserSuspended
+	}
+
 	var err error
 	var maxUses int
 	if muVal != "0" {

less/core.less

@@ -516,10 +516,17 @@ abbr {
 body#collection article p, body#subpage article p {
 	.article-p;
 }
-pre, body#post article, body#collection article, body#subpage article, body#subpage #wrapper h1 {
+pre, body#post article, #post .alert, #subpage .alert, body#collection article, body#subpage article, body#subpage #wrapper h1 {
 	max-width: 40rem;
 	margin: 0 auto;
 }
+#collection header .alert, #post .alert, #subpage .alert {
+	margin-bottom: 1em;
+	p {
+		text-align: left;
+		line-height: 1.4;
+	}
+}
 textarea, pre, body#post article, body#collection article p {
 	&.norm, &.sans, &.wrap {
 		line-height: 1.4em;

migrations/migrations.go

@@ -13,6 +13,7 @@ package migrations
 
 import (
 	"database/sql"
+
 	"github.com/writeas/web-core/log"
 )
 
@@ -57,6 +58,7 @@ func (m *migration) Migrate(db *datastore) error {
 var migrations = []Migration{
 	New("support user invites", supportUserInvites),             // -> V1 (v0.8.0)
 	New("support dynamic instance pages", supportInstancePages), // V1 -> V2 (v0.9.0)
+	New("support users suspension", supportUserStatus),          // V2 -> V3 (v0.11.0)
 }
 
 // CurrentVer returns the current migration version the application is on

migrations/v3.go

@@ -0,0 +1,29 @@
+/*
+ * 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 supportUserStatus(db *datastore) error {
+	t, err := db.Begin()
+
+	_, err = t.Exec(`ALTER TABLE users ADD COLUMN status ` + db.typeInt() + ` DEFAULT '0' NOT NULL`)
+	if err != nil {
+		t.Rollback()
+		return err
+	}
+
+	err = t.Commit()
+	if err != nil {
+		t.Rollback()
+		return err
+	}
+
+	return nil
+}

pad.go

@@ -38,6 +38,7 @@ func handleViewPad(app *App, w http.ResponseWriter, r *http.Request) error {
 		Post      *RawPost
 		User      *User
 		Blogs     *[]Collection
+		Suspended bool
 
 		Editing        bool        // True if we're modifying an existing post
 		EditCollection *Collection // Collection of the post we're editing, if any
@@ -52,6 +53,10 @@ func handleViewPad(app *App, w http.ResponseWriter, r *http.Request) error {
 		if err != nil {
 			log.Error("Unable to get user's blogs for Pad: %v", err)
 		}
+		appData.Suspended, err = app.db.IsUserSuspended(appData.User.ID)
+		if err != nil {
+			log.Error("Unable to get users suspension status for Pad: %v", err)
+		}
 	}
 
 	padTmpl := app.cfg.App.Editor
@@ -119,12 +124,18 @@ func handleViewMeta(app *App, w http.ResponseWriter, r *http.Request) error {
 		EditCollection *Collection // Collection of the post we're editing, if any
 		Flashes        []string
 		NeedsToken     bool
+		Suspended      bool
 	}{
 		StaticPage: pageForReq(app, r),
 		Post:       &RawPost{Font: "norm"},
 		User:       getUserSession(app, r),
 	}
 	var err error
+	appData.Suspended, err = app.db.IsUserSuspended(appData.User.ID)
+	if err != nil {
+		log.Error("view meta: get user suspended status: %v", err)
+		return ErrInternalGeneral
+	}
 
 	if action == "" && slug == "" {
 		return ErrPostNotFound

posts.go

@@ -381,6 +381,12 @@ func handleViewPost(app *App, w http.ResponseWriter, r *http.Request) error {
 		}
 	}
 
+	suspended, err := app.db.IsUserSuspended(ownerID.Int64)
+	if err != nil {
+		log.Error("view post: %v", err)
+		return ErrInternalGeneral
+	}
+
 	// Check if post has been unpublished
 	if content == "" {
 		gone = true
@@ -431,6 +437,7 @@ func handleViewPost(app *App, w http.ResponseWriter, r *http.Request) error {
 			Username  string
 			IsOwner   bool
 			SiteURL   string
+			Suspended bool
 		}{
 			AnonymousPost: post,
 			StaticPage:    pageForReq(app, r),
@@ -441,6 +448,10 @@ func handleViewPost(app *App, w http.ResponseWriter, r *http.Request) error {
 			page.IsOwner = ownerID.Valid && ownerID.Int64 == u.ID
 		}
 
+		if !page.IsOwner && suspended {
+			return ErrPostNotFound
+		}
+		page.Suspended = suspended
 		err = templates["post"].ExecuteTemplate(w, "post", page)
 		if err != nil {
 			log.Error("Post template execute error: %v", err)
@@ -497,6 +508,15 @@ func newPost(app *App, w http.ResponseWriter, r *http.Request) error {
 	} else {
 		userID = app.db.GetUserID(accessToken)
 	}
+	suspended, err := app.db.IsUserSuspended(userID)
+	if err != nil {
+		log.Error("new post: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrUserSuspended
+	}
+
 	if userID == -1 {
 		return ErrNotLoggedIn
 	}
@@ -509,7 +529,7 @@ func newPost(app *App, w http.ResponseWriter, r *http.Request) error {
 	var p *SubmittedPost
 	if reqJSON {
 		decoder := json.NewDecoder(r.Body)
-		err := decoder.Decode(&p)
+		err = decoder.Decode(&p)
 		if err != nil {
 			log.Error("Couldn't parse new post JSON request: %v\n", err)
 			return ErrBadJSON
@@ -555,7 +575,6 @@ func newPost(app *App, w http.ResponseWriter, r *http.Request) error {
 
 	var newPost *PublicPost = &PublicPost{}
 	var coll *Collection
-	var err error
 	if accessToken != "" {
 		newPost, err = app.db.CreateOwnedPost(p, accessToken, collAlias, app.cfg.App.Host)
 	} else {
@@ -663,6 +682,15 @@ func existingPost(app *App, w http.ResponseWriter, r *http.Request) error {
 		}
 	}
 
+	suspended, err := app.db.IsUserSuspended(userID)
+	if err != nil {
+		log.Error("existing post: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrUserSuspended
+	}
+
 	// Modify post struct
 	p.ID = postID
 
@@ -857,11 +885,20 @@ func addPost(app *App, w http.ResponseWriter, r *http.Request) error {
 		ownerID = u.ID
 	}
 
+	suspended, err := app.db.IsUserSuspended(ownerID)
+	if err != nil {
+		log.Error("add post: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrUserSuspended
+	}
+
 	// Parse claimed posts in format:
 	// [{"id": "...", "token": "..."}]
 	var claims *[]ClaimPostRequest
 	decoder := json.NewDecoder(r.Body)
-	err := decoder.Decode(&claims)
+	err = decoder.Decode(&claims)
 	if err != nil {
 		return ErrBadJSONArray
 	}
@@ -951,13 +988,22 @@ func pinPost(app *App, w http.ResponseWriter, r *http.Request) error {
 		userID = u.ID
 	}
 
+	suspended, err := app.db.IsUserSuspended(userID)
+	if err != nil {
+		log.Error("pin post: %v", err)
+		return ErrInternalGeneral
+	}
+	if suspended {
+		return ErrUserSuspended
+	}
+
 	// Parse request
 	var posts []struct {
 		ID       string `json:"id"`
 		Position int64  `json:"position"`
 	}
 	decoder := json.NewDecoder(r.Body)
-	err := decoder.Decode(&posts)
+	err = decoder.Decode(&posts)
 	if err != nil {
 		return ErrBadJSONArray
 	}
@@ -993,6 +1039,7 @@ func pinPost(app *App, w http.ResponseWriter, r *http.Request) error {
 
 func fetchPost(app *App, w http.ResponseWriter, r *http.Request) error {
 	var collID int64
+	var ownerID int64
 	var coll *Collection
 	var err error
 	vars := mux.Vars(r)
@@ -1008,12 +1055,22 @@ func fetchPost(app *App, w http.ResponseWriter, r *http.Request) error {
 			return err
 		}
 		collID = coll.ID
+		ownerID = coll.OwnerID
 	}
 
 	p, err := app.db.GetPost(vars["post"], collID)
 	if err != nil {
 		return err
 	}
+	suspended, err := app.db.IsUserSuspended(ownerID)
+	if err != nil {
+		log.Error("fetch post: %v", err)
+		return ErrInternalGeneral
+	}
+
+	if suspended {
+		return ErrPostNotFound
+	}
 
 	p.extractData()
 
@@ -1275,6 +1332,12 @@ func viewCollectionPost(app *App, w http.ResponseWriter, r *http.Request) error
 	}
 	c.hostName = app.cfg.App.Host
 
+	suspended, err := app.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("view collection post: %v", err)
+		return ErrInternalGeneral
+	}
+
 	// Check collection permissions
 	if c.IsPrivate() && (u == nil || u.ID != c.OwnerID) {
 		return ErrPostNotFound
@@ -1327,10 +1390,13 @@ Are you sure it was ever here?`,
 			return err
 		}
 	}
-	p.IsOwner = owner != nil && p.OwnerID.Valid && owner.ID == p.OwnerID.Int64
+	p.IsOwner = owner != nil && p.OwnerID.Valid && u.ID == p.OwnerID.Int64
 	p.Collection = coll
 	p.IsTopLevel = app.cfg.App.SingleUser
 
+	if !p.IsOwner && suspended {
+		return ErrPostNotFound
+	}
 	// Check if post has been unpublished
 	if p.Content == "" && p.Title.String == "" {
 		return impart.HTTPError{http.StatusGone, "Post was unpublished."}
@@ -1380,12 +1446,14 @@ Are you sure it was ever here?`,
 			IsFound        bool
 			IsAdmin        bool
 			CanInvite      bool
+			Suspended      bool
 		}{
 			PublicPost:     p,
 			StaticPage:     pageForReq(app, r),
 			IsOwner:        cr.isCollOwner,
 			IsCustomDomain: cr.isCustomDomain,
 			IsFound:        postFound,
+			Suspended:      suspended,
 		}
 		tp.IsAdmin = u != nil && u.IsAdmin()
 		tp.CanInvite = canUserInvite(app.cfg, tp.IsAdmin)

read.go

@@ -13,6 +13,12 @@ package writefreely
 import (
 	"database/sql"
 	"fmt"
+	"html/template"
+	"math"
+	"net/http"
+	"strconv"
+	"time"
+
 	. "github.com/gorilla/feeds"
 	"github.com/gorilla/mux"
 	stripmd "github.com/writeas/go-strip-markdown"
@@ -20,11 +26,6 @@ import (
 	"github.com/writeas/web-core/log"
 	"github.com/writeas/web-core/memo"
 	"github.com/writeas/writefreely/page"
-	"html/template"
-	"math"
-	"net/http"
-	"strconv"
-	"time"
 )
 
 const (
@@ -69,7 +70,8 @@ func (app *App) FetchPublicPosts() (interface{}, error) {
 	rows, err := app.db.Query(`SELECT p.id, alias, c.title, p.slug, p.title, p.content, p.text_appearance, p.language, p.rtl, p.created, p.updated
 	FROM collections c
 	LEFT JOIN posts p ON p.collection_id = c.id
-	WHERE c.privacy = 1 AND (p.created >= ` + app.db.dateSub(3, "month") + ` AND p.created <= ` + app.db.now() + ` AND pinned_position IS NULL)
+	LEFT JOIN users u ON u.id = p.owner_id
+	WHERE c.privacy = 1 AND (p.created >= ` + app.db.dateSub(3, "month") + ` AND p.created <= ` + app.db.now() + ` AND pinned_position IS NULL) AND u.status = 0
 	ORDER BY p.created DESC`)
 	if err != nil {
 		log.Error("Failed selecting from posts: %v", err)

routes.go

@@ -144,6 +144,7 @@ func InitRoutes(apper Apper, r *mux.Router) *mux.Router {
 	write.HandleFunc("/admin", handler.Admin(handleViewAdminDash)).Methods("GET")
 	write.HandleFunc("/admin/users", handler.Admin(handleViewAdminUsers)).Methods("GET")
 	write.HandleFunc("/admin/user/{username}", handler.Admin(handleViewAdminUser)).Methods("GET")
+	write.HandleFunc("/admin/user/{username}/status", handler.Admin(handleAdminToggleUserStatus)).Methods("POST")
 	write.HandleFunc("/admin/user/{username}/passphrase", handler.Admin(handleAdminResetUserPass)).Methods("POST")
 	write.HandleFunc("/admin/pages", handler.Admin(handleViewAdminPages)).Methods("GET")
 	write.HandleFunc("/admin/page/{slug}", handler.Admin(handleViewAdminPage)).Methods("GET")

templates.go

@@ -11,10 +11,6 @@
 package writefreely
 
 import (
-	"github.com/dustin/go-humanize"
-	"github.com/writeas/web-core/l10n"
-	"github.com/writeas/web-core/log"
-	"github.com/writeas/writefreely/config"
 	"html/template"
 	"io"
 	"io/ioutil"
@@ -22,6 +18,11 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+
+	"github.com/dustin/go-humanize"
+	"github.com/writeas/web-core/l10n"
+	"github.com/writeas/web-core/log"
+	"github.com/writeas/writefreely/config"
 )
 
 var (
@@ -63,6 +64,7 @@ func initTemplate(parentDir, name string) {
 		filepath.Join(parentDir, templatesDir, name+".tmpl"),
 		filepath.Join(parentDir, templatesDir, "include", "footer.tmpl"),
 		filepath.Join(parentDir, templatesDir, "base.tmpl"),
+		filepath.Join(parentDir, templatesDir, "user", "include", "suspended.tmpl"),
 	}
 	if name == "collection" || name == "collection-tags" || name == "chorus-collection" {
 		// These pages list out collection posts, so we also parse templatesDir + "include/posts.tmpl"
@@ -86,6 +88,7 @@ func initPage(parentDir, path, key string) {
 		path,
 		filepath.Join(parentDir, templatesDir, "include", "footer.tmpl"),
 		filepath.Join(parentDir, templatesDir, "base.tmpl"),
+		filepath.Join(parentDir, templatesDir, "user", "include", "suspended.tmpl"),
 	))
 }
 
@@ -98,6 +101,7 @@ func initUserPage(parentDir, path, key string) {
 		path,
 		filepath.Join(parentDir, templatesDir, "user", "include", "header.tmpl"),
 		filepath.Join(parentDir, templatesDir, "user", "include", "footer.tmpl"),
+		filepath.Join(parentDir, templatesDir, "user", "include", "suspended.tmpl"),
 	))
 }
 

templates/chorus-collection-post.tmpl

@@ -65,6 +65,9 @@ article time.dt-published {
 
 		{{template "user-navigation" .}}
 		
+		{{if .Suspended}}
+			{{template "user-suspended"}}
+		{{end}}
 		<article id="post-body" class="{{.Font}} h-entry">{{if .IsScheduled}}<p class="badge">Scheduled</p>{{end}}{{if .Title.String}}<h2 id="title" class="p-name">{{.FormattedDisplayTitle}}</h2>{{end}}{{/* TODO: check format: if .Collection.Format.ShowDates*/}}<time class="dt-published" datetime="{{.Created}}" pubdate itemprop="datePublished" content="{{.Created}}">{{.DisplayDate}}</time><div class="e-content">{{.HTMLContent}}</div></article>
 
 		{{ if .Collection.ShowFooterBranding }}

templates/chorus-collection.tmpl

@@ -61,6 +61,9 @@ body#collection header nav.tabs a:first-child {
 	<body id="collection" itemscope itemtype="http://schema.org/WebPage">
 		{{template "user-navigation" .}}
 		
+		{{if .Suspended}}
+			{{template "user-suspended"}}
+		{{end}}
 		<header>
 		<h1 dir="{{.Direction}}" id="blog-title"><a href="/{{if .IsTopLevel}}{{else}}{{.Prefix}}{{.Alias}}/{{end}}" class="h-card p-author u-url" rel="me author">{{.DisplayTitle}}</a></h1>
 		{{if .Description}}<p class="description p-note">{{.Description}}</p>{{end}}

templates/collection-post.tmpl

@@ -59,6 +59,9 @@
 			</nav>
 		</header>
 		
+		{{if .Suspended}}
+			{{template "user-suspended"}}
+		{{end}}
 		<article id="post-body" class="{{.Font}} h-entry {{if not .IsFound}}error-page{{end}}">{{if .IsScheduled}}<p class="badge">Scheduled</p>{{end}}{{if .Title.String}}<h2 id="title" class="p-name">{{.FormattedDisplayTitle}}</h2>{{end}}<div class="e-content">{{.HTMLContent}}</div></article>
 
 		{{ if .Collection.ShowFooterBranding }}

templates/collection-tags.tmpl

@@ -53,6 +53,9 @@
 			</nav>
 		</header>
 		
+		{{if .Suspended}}
+			{{template "user-suspended"}}
+		{{end}}
 		{{if .Posts}}<section id="wrapper" itemscope itemtype="http://schema.org/Blog">{{else}}<div id="wrapper">{{end}}
 			<h1>{{.Tag}}</h1>
 			{{template "posts" .}}

templates/collection.tmpl

@@ -62,6 +62,9 @@
 		</ul></nav>{{end}}
 		
 		<header>
+		{{if .Suspended}}
+			{{template "user-suspended"}}
+		{{end}}
 		<h1 dir="{{.Direction}}" id="blog-title">{{if .Posts}}{{else}}<span class="writeas-prefix"><a href="/">write.as</a></span> {{end}}<a href="/{{if .IsTopLevel}}{{else}}{{.Prefix}}{{.Alias}}/{{end}}" class="h-card p-author u-url" rel="me author">{{.DisplayTitle}}</a></h1>
 		{{if .Description}}<p class="description p-note">{{.Description}}</p>{{end}}
 		{{/*if not .Public/*}}

templates/edit-meta.tmpl

@@ -269,6 +269,10 @@
 		<script src="/js/h.js"></script>
 		<script>
 function updateMeta() {
+	if ({{.Suspended}}) {
+		alert('Your account is currently supsended, editing posts is disabled.');
+		return
+	}
 	document.getElementById('create-error').style.display = 'none';
 	var $created = document.getElementById('created');
 	var dateStr = $created.value.trim();

templates/pad.tmpl

@@ -131,8 +131,12 @@
 		{{else}}var canPublish = true;{{end}}
 		var publishing = false;
 		var justPublished = false;
-
+		var suspended = {{.Suspended}};
 		var publish = function(content, font) {
+			if (suspended === true) {
+				alert("Your account is silenced, so you can't publish or update posts.");
+				return;
+			}
 			{{if and (and .Post.Id (not .Post.Slug)) (not .User)}}
 			if (!token) {
 				alert("You don't have permission to update this post.");

templates/password-collection.tmpl

@@ -25,6 +25,9 @@
 
 	</head>
 	<body id="collection" itemscope itemtype="http://schema.org/WebPage">
+		{{if .Suspended}}
+			{{template "user-supsended"}}
+		{{end}}
 		<header>
 		<h1 dir="{{.Direction}}" id="blog-title"><a href="/{{.Alias}}/" class="h-card p-author u-url" rel="me author">{{.DisplayTitle}}</a></h1>
 		</header>

templates/post.tmpl

@@ -35,7 +35,6 @@
 		{{template "highlighting" .}}
 	</head>
 	<body id="post">
-
 		<header>
 			<h1 dir="{{.Direction}}"><a href="/">{{.SiteName}}</a></h1>
 			<nav>
@@ -50,6 +49,10 @@
 			</nav>
 		</header>
 
+		{{if .Suspended}}
+			{{template "user-suspended"}}
+		{{end}}
+		
 		<article class="{{.Font}} h-entry">{{if .Title}}<h2 id="title" class="p-name">{{.Title}}</h2>{{end}}{{ if .IsPlainText }}<p id="post-body" class="e-content">{{.Content}}</p>{{ else }}<div id="post-body" class="e-content">{{.HTMLContent}}</div>{{ end }}</article>
 
 		<footer dir="ltr"><hr><nav><p style="font-size: 0.9em">{{localhtml "published with write.as" .Language}}</p></nav></footer>

templates/user/admin/users.tmpl

@@ -11,12 +11,14 @@
 			<th>User</th>
 			<th>Joined</th>
 			<th>Type</th>
+			<th>Status</th>
 		</tr>
 		{{range .Users}}
 		<tr>
 			<td><a href="/admin/user/{{.Username}}">{{.Username}}</a></td>
 			<td>{{.CreatedFriendly}}</td>
 			<td style="text-align:center">{{if .IsAdmin}}Admin{{else}}User{{end}}</td>
+			<td style="text-align:center">{{if .IsSilenced}}Silenced{{else}}Active{{end}}</td>
 		</tr>
 		{{end}}
 	</table>

templates/user/admin/view-user.tmpl

@@ -7,6 +7,24 @@ table.classy th {
 h3 {
 	font-weight: normal;
 }
+td.active-suspend {
+	display: flex;
+	align-items: center;
+}
+
+td.active-suspend > input[type="submit"] {
+	margin-left: auto;
+	margin-right: 5%;
+}
+
+@media only screen and (max-width: 500px) {
+	td.active-suspend {
+		flex-wrap: wrap;
+	}
+	td.active-suspend > input[type="submit"] {
+		margin: auto;
+	}
+}
 input.copy-text {
 	text-align: center;
 	font-size: 1.2em;
@@ -51,6 +69,21 @@ input.copy-text {
 			<th>Last Post</th>
 			<td>{{if .LastPost}}{{.LastPost}}{{else}}Never{{end}}</td>
 		</tr>
+		<tr>
+			<form action="/admin/user/{{.User.Username}}/status" method="POST" {{if not .User.IsSilenced}}onsubmit="return confirmSilence()"{{end}}>
+				<a id="status"/>
+				<th>Status</th>
+				<td class="active-suspend">
+				{{if .User.IsSilenced}}
+					<p>Silenced</p>
+					<input type="submit" value="Unsilence"/>
+				{{else}}
+					<p>Active</p>
+					<input class="danger" type="submit" value="Silence" {{if .User.IsAdmin}}disabled{{end}}/>
+				{{end}}
+				</td>
+			</form>
+		</tr>
 		<tr>
 			<th>Password</th>
 			<td>
@@ -110,6 +143,10 @@ input.copy-text {
 </div>
 
 <script type="text/javascript">
+function confirmSilence() {
+	return confirm("Silence this user? They'll still be able to log in and access their posts, but no one else will be able to see them anymore. You can reverse this decision at any time.");
+}
+
 	form = document.getElementById("reset-form");
 	form.addEventListener('submit', function(e) {
 		e.preventDefault();

templates/user/articles.tmpl

@@ -6,6 +6,9 @@
 {{if .Flashes}}<ul class="errors">
 	{{range .Flashes}}<li class="urgent">{{.}}</li>{{end}}
 </ul>{{end}}
+{{if .Suspended}}
+	{{template "user-suspended"}}
+{{end}}
 
 <h2 id="posts-header">drafts</h2>
 

templates/user/collection.tmpl

@@ -8,6 +8,9 @@
 <div class="content-container snug">
 	<div id="overlay"></div>
 
+	{{if .Suspended}}
+		{{template "user-suspended"}}
+	{{end}}
 	<h2>Customize {{.DisplayTitle}} <a href="{{if .SingleUser}}/{{else}}/{{.Alias}}/{{end}}">view blog</a></h2>
 
 	{{if .Flashes}}<ul class="errors">

templates/user/collections.tmpl

@@ -7,6 +7,9 @@
 	{{range .Flashes}}<li class="urgent">{{.}}</li>{{end}}
 </ul>{{end}}
 
+{{if .Suspended}}
+	{{template "user-suspended"}}
+{{end}}
 <h2>blogs</h2>
 <ul class="atoms collections">
 	{{range $i, $el := .Collections}}<li class="collection"><h3>

templates/user/include/suspended.tmpl

@@ -0,0 +1,5 @@
+{{define "user-suspended"}}
+<div class="alert info">
+	<p><strong>Your account has been silenced.</strong> You can still access all of your posts and blogs, but no one else can currently see them.</p>
+</div>
+{{end}}

templates/user/settings.tmpl

@@ -7,6 +7,9 @@ h3 { font-weight: normal; }
 .section > *:not(input) { font-size: 0.86em; }
 </style>
 <div class="content-container snug regular">
+	{{if .Suspended}}
+		{{template "user-suspended"}}
+	{{end}}
 	<h2>{{if .IsLogOut}}Before you go...{{else}}Account Settings {{if .IsAdmin}}<a href="/admin">admin settings</a>{{end}}{{end}}</h2>
 	{{if .Flashes}}<ul class="errors">
 		{{range .Flashes}}<li class="urgent">{{.}}</li>{{end}}

templates/user/stats.tmpl

@@ -17,6 +17,9 @@ td.none {
 </style>
 
 <div class="content-container snug">
+	{{if .Suspended}}
+		{{template "user-suspended"}}
+	{{end}}
 	<h2 id="posts-header">{{if .Collection}}{{.Collection.DisplayTitle}} {{end}}Stats</h2>
 
 	<p>Stats for all time.</p>

users.go

@@ -19,6 +19,13 @@ import (
 	"github.com/writeas/writefreely/key"
 )
 
+type UserStatus int
+
+const (
+	UserActive = iota
+	UserSilenced
+)
+
 type (
 	userCredentials struct {
 		Alias string `json:"alias" schema:"alias"`
@@ -59,6 +66,7 @@ type (
 		HasPass    bool        `json:"has_pass"`
 		Email      zero.String `json:"email"`
 		Created    time.Time   `json:"created"`
+		Status     UserStatus  `json:"status"`
 
 		clearEmail string `json:"email"`
 	}
@@ -118,3 +126,7 @@ func (u *User) IsAdmin() bool {
 	// TODO: get this from database
 	return u.ID == 1
 }
+
+func (u *User) IsSilenced() bool {
+	return u.Status&UserSilenced != 0
+}

webfinger.go

@@ -11,11 +11,12 @@
 package writefreely
 
 import (
+	"net/http"
+
 	"github.com/writeas/go-webfinger"
 	"github.com/writeas/impart"
 	"github.com/writeas/web-core/log"
 	"github.com/writeas/writefreely/config"
-	"net/http"
 )
 
 type wfResolver struct {
@@ -37,6 +38,14 @@ func (wfr wfResolver) FindUser(username string, host, requestHost string, r []we
 		log.Error("Unable to get blog: %v", err)
 		return nil, err
 	}
+	suspended, err := wfr.db.IsUserSuspended(c.OwnerID)
+	if err != nil {
+		log.Error("webfinger find user: check is suspended: %v", err)
+		return nil, err
+	}
+	if suspended {
+		return nil, wfUserNotFoundErr
+	}
 	c.hostName = wfr.cfg.App.Host
 	if wfr.cfg.App.SingleUser {
 		// Ensure handle matches user-chosen one on single-user blogs