mirror of
https://github.com/42wim/matterbridge.git
synced 2024-11-15 08:29:25 +01:00
352 lines
10 KiB
Go
352 lines
10 KiB
Go
package bmattermost
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import (
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"github.com/42wim/matterbridge/bridge/config"
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"github.com/42wim/matterbridge/bridge/helper"
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"github.com/42wim/matterbridge/matterclient"
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matterclient6 "github.com/matterbridge/matterclient"
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"github.com/mattermost/mattermost-server/v5/model"
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model6 "github.com/mattermost/mattermost-server/v6/model"
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)
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// handleDownloadAvatar downloads the avatar of userid from channel
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// sends a EVENT_AVATAR_DOWNLOAD message to the gateway if successful.
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// logs an error message if it fails
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func (b *Bmattermost) handleDownloadAvatar(userid string, channel string) {
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rmsg := config.Message{
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Username: "system",
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Text: "avatar",
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Channel: channel,
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Account: b.Account,
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UserID: userid,
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Event: config.EventAvatarDownload,
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Extra: make(map[string][]interface{}),
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}
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if _, ok := b.avatarMap[userid]; !ok {
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var (
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data []byte
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err error
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resp *model.Response
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)
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if b.mc6 != nil {
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data, _, err = b.mc6.Client.GetProfileImage(userid, "")
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if err != nil {
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b.Log.Errorf("ProfileImage download failed for %#v %s", userid, err)
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return
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}
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} else {
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data, resp = b.mc.Client.GetProfileImage(userid, "")
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if resp.Error != nil {
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b.Log.Errorf("ProfileImage download failed for %#v %s", userid, resp.Error)
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return
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}
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}
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err = helper.HandleDownloadSize(b.Log, &rmsg, userid+".png", int64(len(data)), b.General)
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if err != nil {
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b.Log.Error(err)
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return
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}
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helper.HandleDownloadData(b.Log, &rmsg, userid+".png", rmsg.Text, "", &data, b.General)
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b.Remote <- rmsg
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}
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}
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// handleDownloadFile handles file download
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func (b *Bmattermost) handleDownloadFile(rmsg *config.Message, id string) error {
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if b.mc6 != nil {
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return b.handleDownloadFile6(rmsg, id)
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}
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url, _ := b.mc.Client.GetFileLink(id)
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finfo, resp := b.mc.Client.GetFileInfo(id)
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if resp.Error != nil {
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return resp.Error
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}
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err := helper.HandleDownloadSize(b.Log, rmsg, finfo.Name, finfo.Size, b.General)
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if err != nil {
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return err
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}
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data, resp := b.mc.Client.DownloadFile(id, true)
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if resp.Error != nil {
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return resp.Error
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}
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helper.HandleDownloadData(b.Log, rmsg, finfo.Name, rmsg.Text, url, &data, b.General)
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return nil
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}
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// nolint:wrapcheck
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func (b *Bmattermost) handleDownloadFile6(rmsg *config.Message, id string) error {
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url, _, _ := b.mc6.Client.GetFileLink(id)
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finfo, _, err := b.mc6.Client.GetFileInfo(id)
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if err != nil {
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return err
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}
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err = helper.HandleDownloadSize(b.Log, rmsg, finfo.Name, finfo.Size, b.General)
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if err != nil {
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return err
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}
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data, _, err := b.mc6.Client.DownloadFile(id, true)
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if err != nil {
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return err
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}
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helper.HandleDownloadData(b.Log, rmsg, finfo.Name, rmsg.Text, url, &data, b.General)
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return nil
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}
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func (b *Bmattermost) handleMatter() {
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messages := make(chan *config.Message)
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if b.GetString("WebhookBindAddress") != "" {
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b.Log.Debugf("Choosing webhooks based receiving")
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go b.handleMatterHook(messages)
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} else {
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if b.GetString("Token") != "" {
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b.Log.Debugf("Choosing token based receiving")
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} else {
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b.Log.Debugf("Choosing login/password based receiving")
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}
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// if for some reason we only want to sent stuff to mattermost but not receive, return
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if b.GetString("WebhookBindAddress") == "" && b.GetString("WebhookURL") != "" && b.GetString("Token") == "" && b.GetString("Login") == "" {
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b.Log.Debugf("No WebhookBindAddress specified, only WebhookURL. You will not receive messages from mattermost, only sending is possible.")
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}
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go b.handleMatterClient(messages)
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}
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var ok bool
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for message := range messages {
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message.Avatar = helper.GetAvatar(b.avatarMap, message.UserID, b.General)
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message.Account = b.Account
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message.Text, ok = b.replaceAction(message.Text)
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if ok {
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message.Event = config.EventUserAction
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}
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b.Log.Debugf("<= Sending message from %s on %s to gateway", message.Username, b.Account)
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b.Log.Debugf("<= Message is %#v", message)
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b.Remote <- *message
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}
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}
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func (b *Bmattermost) handleMatterClient(messages chan *config.Message) {
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if b.mc6 != nil {
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b.Log.Debug("starting matterclient6")
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b.handleMatterClient6(messages)
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return
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}
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for message := range b.mc.MessageChan {
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b.Log.Debugf("%#v", message.Raw.Data)
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if b.skipMessage(message) {
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b.Log.Debugf("Skipped message: %#v", message)
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continue
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}
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// only download avatars if we have a place to upload them (configured mediaserver)
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if b.General.MediaServerUpload != "" || b.General.MediaDownloadPath != "" {
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b.handleDownloadAvatar(message.UserID, message.Channel)
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}
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b.Log.Debugf("== Receiving event %#v", message)
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rmsg := &config.Message{
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Username: message.Username,
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UserID: message.UserID,
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Channel: message.Channel,
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Text: message.Text,
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ID: message.Post.Id,
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ParentID: message.Post.RootId, // ParentID is obsolete with mattermost
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Extra: make(map[string][]interface{}),
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}
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// handle mattermost post properties (override username and attachments)
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b.handleProps(rmsg, message)
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// create a text for bridges that don't support native editing
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if message.Raw.Event == model.WEBSOCKET_EVENT_POST_EDITED && !b.GetBool("EditDisable") {
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rmsg.Text = message.Text + b.GetString("EditSuffix")
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}
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if message.Raw.Event == model.WEBSOCKET_EVENT_POST_DELETED {
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rmsg.Event = config.EventMsgDelete
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}
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for _, id := range message.Post.FileIds {
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err := b.handleDownloadFile(rmsg, id)
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if err != nil {
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b.Log.Errorf("download failed: %s", err)
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}
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}
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// Use nickname instead of username if defined
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if nick := b.mc.GetNickName(rmsg.UserID); nick != "" {
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rmsg.Username = nick
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}
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messages <- rmsg
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}
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}
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// nolint:cyclop
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func (b *Bmattermost) handleMatterClient6(messages chan *config.Message) {
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for message := range b.mc6.MessageChan {
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b.Log.Debugf("%#v", message.Raw.GetData())
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if b.skipMessage6(message) {
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b.Log.Debugf("Skipped message: %#v", message)
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continue
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}
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// only download avatars if we have a place to upload them (configured mediaserver)
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if b.General.MediaServerUpload != "" || b.General.MediaDownloadPath != "" {
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b.handleDownloadAvatar(message.UserID, message.Channel)
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}
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b.Log.Debugf("== Receiving event %#v", message)
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rmsg := &config.Message{
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Username: message.Username,
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UserID: message.UserID,
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Channel: message.Channel,
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Text: message.Text,
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ID: message.Post.Id,
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ParentID: message.Post.RootId, // ParentID is obsolete with mattermost
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Extra: make(map[string][]interface{}),
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}
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// handle mattermost post properties (override username and attachments)
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b.handleProps6(rmsg, message)
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// create a text for bridges that don't support native editing
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if message.Raw.EventType() == model6.WebsocketEventPostEdited && !b.GetBool("EditDisable") {
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rmsg.Text = message.Text + b.GetString("EditSuffix")
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}
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if message.Raw.EventType() == model6.WebsocketEventPostDeleted {
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rmsg.Event = config.EventMsgDelete
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}
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for _, id := range message.Post.FileIds {
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err := b.handleDownloadFile(rmsg, id)
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if err != nil {
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b.Log.Errorf("download failed: %s", err)
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}
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}
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// Use nickname instead of username if defined
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if nick := b.mc6.GetNickName(rmsg.UserID); nick != "" {
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rmsg.Username = nick
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}
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messages <- rmsg
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}
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}
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func (b *Bmattermost) handleMatterHook(messages chan *config.Message) {
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for {
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message := b.mh.Receive()
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b.Log.Debugf("Receiving from matterhook %#v", message)
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messages <- &config.Message{
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UserID: message.UserID,
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Username: message.UserName,
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Text: message.Text,
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Channel: message.ChannelName,
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}
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}
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}
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// handleUploadFile handles native upload of files
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func (b *Bmattermost) handleUploadFile(msg *config.Message) (string, error) {
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if b.mc6 != nil {
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return b.handleUploadFile6(msg)
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}
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var err error
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var res, id string
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channelID := b.mc.GetChannelId(msg.Channel, b.TeamID)
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for _, f := range msg.Extra["file"] {
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fi := f.(config.FileInfo)
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id, err = b.mc.UploadFile(*fi.Data, channelID, fi.Name)
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if err != nil {
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return "", err
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}
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msg.Text = fi.Comment
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if b.GetBool("PrefixMessagesWithNick") {
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msg.Text = msg.Username + msg.Text
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}
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res, err = b.mc.PostMessageWithFiles(channelID, msg.Text, msg.ParentID, []string{id})
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}
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return res, err
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}
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// nolint:forcetypeassert,wrapcheck
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func (b *Bmattermost) handleUploadFile6(msg *config.Message) (string, error) {
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var err error
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var res, id string
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channelID := b.mc6.GetChannelID(msg.Channel, b.TeamID)
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for _, f := range msg.Extra["file"] {
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fi := f.(config.FileInfo)
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id, err = b.mc6.UploadFile(*fi.Data, channelID, fi.Name)
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if err != nil {
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return "", err
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}
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msg.Text = fi.Comment
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if b.GetBool("PrefixMessagesWithNick") {
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msg.Text = msg.Username + msg.Text
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}
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res, err = b.mc6.PostMessageWithFiles(channelID, msg.Text, msg.ParentID, []string{id})
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}
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return res, err
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}
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func (b *Bmattermost) handleProps(rmsg *config.Message, message *matterclient.Message) {
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props := message.Post.Props
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if props == nil {
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return
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}
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if _, ok := props["override_username"].(string); ok {
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rmsg.Username = props["override_username"].(string)
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}
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if _, ok := props["attachments"].([]interface{}); ok {
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rmsg.Extra["attachments"] = props["attachments"].([]interface{})
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if rmsg.Text == "" {
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for _, attachment := range rmsg.Extra["attachments"] {
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attach := attachment.(map[string]interface{})
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if attach["text"].(string) != "" {
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rmsg.Text += attach["text"].(string)
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continue
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}
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if attach["fallback"].(string) != "" {
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rmsg.Text += attach["fallback"].(string)
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}
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}
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}
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}
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}
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// nolint:forcetypeassert
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func (b *Bmattermost) handleProps6(rmsg *config.Message, message *matterclient6.Message) {
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props := message.Post.Props
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if props == nil {
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return
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}
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if _, ok := props["override_username"].(string); ok {
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rmsg.Username = props["override_username"].(string)
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}
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if _, ok := props["attachments"].([]interface{}); ok {
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rmsg.Extra["attachments"] = props["attachments"].([]interface{})
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if rmsg.Text != "" {
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return
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}
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for _, attachment := range rmsg.Extra["attachments"] {
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attach := attachment.(map[string]interface{})
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if attach["text"].(string) != "" {
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rmsg.Text += attach["text"].(string)
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continue
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}
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if attach["fallback"].(string) != "" {
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rmsg.Text += attach["fallback"].(string)
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}
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}
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}
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}
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