Base app

.editorconfig

@@ -0,0 +1,16 @@
+root = true
+
+[*]
+charset = utf-8
+
+end_of_line = lf
+insert_final_newline = false
+trim_trailing_whitespace = true
+
+[*.go]
+indent_style = tab
+indent_size = 4
+
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 2

.gitignore

@@ -0,0 +1,5 @@
+bin
+pkg
+vendor/src
+
+config.yaml

src/config/config.go

@@ -0,0 +1,30 @@
+package config
+
+import (
+	"io/ioutil"
+
+	"gopkg.in/yaml.v2"
+)
+
+type Config struct {
+	Matrix MatrixConfig `yaml:"matrix"`
+}
+
+type MatrixConfig struct {
+	HomeserverURL string `yaml:"homeserver_url"`
+	ServerName    string `yaml:"server_name"`
+	Localpart     string `yaml:"localpart"`
+	AccessToken   string `yaml:"access_token"`
+}
+
+func Parse(path string) (cfg *Config, err error) {
+	cfg = new(Config)
+
+	content, err := ioutil.ReadFile(path)
+	if err != nil {
+		return
+	}
+
+	err = yaml.Unmarshal(content, cfg)
+	return
+}

src/fixer/log_config.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"github.com/sirupsen/logrus"
+)
+
+type utcFormatter struct {
+	logrus.Formatter
+}
+
+func (f utcFormatter) Format(entry *logrus.Entry) ([]byte, error) {
+	entry.Time = entry.Time.UTC()
+	return f.Formatter.Format(entry)
+}
+
+func logConfig() error {
+	logrus.SetFormatter(&utcFormatter{
+		&logrus.TextFormatter{
+			TimestampFormat:  "2006-01-02T15:04:05.000000000Z07:00",
+			FullTimestamp:    true,
+			DisableColors:    false,
+			DisableTimestamp: false,
+			DisableSorting:   false,
+		},
+	})
+
+	return nil
+}

src/fixer/main.go

@@ -0,0 +1,140 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+
+	"config"
+
+	"github.com/matrix-org/gomatrix"
+	"github.com/sirupsen/logrus"
+)
+
+// Fixed variables
+var (
+	// ErrEmptyRoomID is fired if no room ID localpart has been provided, and is
+	// followed by the command's usage.
+	ErrEmptyRoomID = fmt.Errorf("The room ID localpart cannot be empty")
+	// ErrInvalidRoomMembersNb is fired if the number of joined members in the
+	// room isn't 3 (i.e.: the user, their friend, and the Facebook bot).
+	ErrInvalidRoomMembersNb = fmt.Errorf("Invalid number of members in the room: either the friend hasn't joined yet, or there's more than one friend in the room")
+	// WarnNoAvatar is displayed if the friend doesn't have an avatar.
+	WarnNoAvatar = "The friend doesn't have an avatar set"
+	// WarnNoDisplayName is displayed if the friend doesn't have a display name.
+	WarnNoDisplayName = "The friend doesn't have a display name set"
+	// InfoAvatarUpdated is displayed if the room's avatar has been updated.
+	InfoAvatarUpdated = "Room's avatar updated"
+	// InfoNameUpdated is displayed if the room's name has been updated.
+	InfoNameUpdated = "Room's name updated"
+	// InfoProcessIsOver is displayed once the whole process is over, just before
+	// exiting.
+	InfoProcessIsOver = "The room has been fully updated. Don't forget to mark it as direct chat in Riot, and to edit its push rules."
+)
+
+// Command line flags
+var (
+	localpart  = flag.String("room-id-localpart", "", "Room ID localpart")
+	configFile = flag.String("config", "config.yaml", "Configuration file")
+)
+
+// MRoomAvatarContent represents the content of the "m.room.avatar" state event.
+// https://matrix.org/docs/spec/client_server/r0.3.0.html#m-room-avatar
+type MRoomAvatarContent struct {
+	URL string `json:"url"`
+}
+
+// MRoomNameContent represents the content of the "m.room.name" state event.
+// https://matrix.org/docs/spec/client_server/r0.3.0.html#m-room-name
+type MRoomNameContent struct {
+	Name string `json:"name"`
+}
+
+func main() {
+	logConfig()
+
+	flag.Parse()
+
+	if len(*localpart) == 0 {
+		logrus.Error(ErrEmptyRoomID)
+		flag.Usage()
+		os.Exit(1)
+	}
+
+	cfg, err := config.Parse(*configFile)
+	if err != nil {
+		panic(err)
+	}
+
+	roomID := fmt.Sprintf("!%s:%s", *localpart, cfg.Matrix.ServerName)
+	userID := fmt.Sprintf("@%s:%s", cfg.Matrix.Localpart, cfg.Matrix.ServerName)
+
+	cli, err := gomatrix.NewClient(cfg.Matrix.HomeserverURL, userID, cfg.Matrix.AccessToken)
+	if err != nil {
+		logrus.Panic(err)
+	}
+
+	membersResp, err := cli.JoinedMembers(roomID)
+	if err != nil {
+		logrus.Panic(err)
+	}
+
+	displayNameResp, err := cli.GetOwnDisplayName()
+	if err != nil {
+		logrus.Panic(err)
+	}
+
+	if len(membersResp.Joined) != 3 {
+		logrus.Error(ErrInvalidRoomMembersNb)
+		os.Exit(1)
+	}
+
+	var avatarURL, displayName string
+	for _, member := range membersResp.Joined {
+		if member.DisplayName != nil && *(member.DisplayName) != displayNameResp.DisplayName {
+			displayName = *(member.DisplayName)
+			if member.AvatarURL != nil {
+				avatarURL = *(member.AvatarURL)
+			}
+		}
+	}
+
+	logrus.WithFields(logrus.Fields{
+		"display_name": displayName,
+		"avatar_url":   avatarURL,
+	}).Info("Found the friend")
+
+	if len(avatarURL) > 0 {
+		if _, err := cli.SendStateEvent(
+			roomID,
+			"m.room.avatar",
+			"",
+			MRoomAvatarContent{
+				URL: avatarURL,
+			},
+		); err != nil {
+			logrus.Panic(err)
+		}
+		logrus.Info(InfoAvatarUpdated)
+	} else {
+		logrus.Warn(WarnNoAvatar)
+	}
+
+	if len(displayName) > 0 {
+		if _, err := cli.SendStateEvent(
+			roomID,
+			"m.room.name",
+			"",
+			MRoomNameContent{
+				Name: displayName + " (Facebook)", // TODO: Allow custom suffix
+			},
+		); err != nil {
+			logrus.Panic(err)
+		}
+		logrus.Info(InfoNameUpdated)
+	} else {
+		logrus.Warn(WarnNoDisplayName)
+	}
+
+	logrus.Info(InfoProcessIsOver)
+}

vendor/manifest

@@ -0,0 +1,37 @@
+{
+	"version": 0,
+	"dependencies": [
+		{
+			"importpath": "github.com/matrix-org/gomatrix",
+			"repository": "https://github.com/matrix-org/gomatrix",
+			"revision": "eb6a57bae949723df0d4947a03d4136a1f64b784",
+			"branch": "master"
+		},
+		{
+			"importpath": "github.com/sirupsen/logrus",
+			"repository": "https://github.com/sirupsen/logrus",
+			"revision": "ea8897e79973357ba785ac2533559a6297e83c44",
+			"branch": "master"
+		},
+		{
+			"importpath": "golang.org/x/crypto/ssh/terminal",
+			"repository": "https://go.googlesource.com/crypto",
+			"revision": "1a580b3eff7814fc9b40602fd35256c63b50f491",
+			"branch": "master",
+			"path": "/ssh/terminal"
+		},
+		{
+			"importpath": "golang.org/x/sys/unix",
+			"repository": "https://go.googlesource.com/sys",
+			"revision": "88eb85aaee56831ad49eaf7aa80d73de9814cde2",
+			"branch": "master",
+			"path": "/unix"
+		},
+		{
+			"importpath": "gopkg.in/yaml.v2",
+			"repository": "https://gopkg.in/yaml.v2",
+			"revision": "5420a8b6744d3b0345ab293f6fcba19c978f1183",
+			"branch": "master"
+		}
+	]
+}