mirror of
https://github.com/cwinfo/matterbridge.git
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Clean up message send logic (slack). (#531)
This commit is contained in:
Duco van Amstel
Wim
parent
6238effdc2
commit
6911458d15
@ -165,6 +165,10 @@ func (b *Bslack) JoinChannel(channel config.ChannelInfo) error {
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return nil
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}
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func (b *Bslack) Reload(cfg *bridge.Config) (string, error) {
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return "", nil
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}
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func (b *Bslack) Send(msg config.Message) (string, error) {
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b.Log.Debugf("=> Receiving %#v", msg)
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@ -177,119 +181,7 @@ func (b *Bslack) Send(msg config.Message) (string, error) {
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if b.GetString(outgoingWebhookConfig) != "" {
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return b.sendWebhook(msg)
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}
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channelInfo, err := b.getChannel(msg.Channel)
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if err != nil {
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return "", fmt.Errorf("could not send message: %v", err)
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}
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// Delete message
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if msg.Event == config.EVENT_MSG_DELETE {
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// some protocols echo deletes, but with empty ID
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if msg.ID == "" {
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return "", nil
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}
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// we get a "slack <ID>", split it
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ts := strings.Fields(msg.ID)
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_, _, err = b.sc.DeleteMessage(channelInfo.ID, ts[1])
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if err != nil {
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return msg.ID, err
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}
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return msg.ID, nil
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}
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// Prepend nick if configured
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if b.GetBool(useNickPrefixConfig) {
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msg.Text = msg.Username + msg.Text
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}
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// Edit message if we have an ID
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if msg.ID != "" {
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ts := strings.Fields(msg.ID)
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_, _, _, err = b.sc.UpdateMessage(channelInfo.ID, ts[1], msg.Text)
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if err != nil {
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return msg.ID, err
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}
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return msg.ID, nil
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}
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// create slack new post parameters
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np := slack.NewPostMessageParameters()
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if b.GetBool(useNickPrefixConfig) {
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np.AsUser = true
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}
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np.Username = msg.Username
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np.LinkNames = 1 // replace mentions
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np.IconURL = config.GetIconURL(&msg, b.GetString(iconURLConfig))
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if msg.Avatar != "" {
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np.IconURL = msg.Avatar
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}
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// add a callback ID so we can see we created it
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np.Attachments = append(np.Attachments, slack.Attachment{CallbackID: "matterbridge_" + b.uuid})
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// add file attachments
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np.Attachments = append(np.Attachments, b.createAttach(msg.Extra)...)
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// add slack attachments (from another slack bridge)
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if msg.Extra != nil {
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for _, attach := range msg.Extra[sSlackAttachment] {
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np.Attachments = append(np.Attachments, attach.([]slack.Attachment)...)
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}
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}
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// Upload a file if it exists
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if msg.Extra != nil {
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for _, rmsg := range helper.HandleExtra(&msg, b.General) {
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_, _, err = b.sc.PostMessage(channelInfo.ID, rmsg.Username+rmsg.Text, np)
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if err != nil {
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b.Log.Error(err)
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}
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}
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// Upload files if necessary (from Slack, Telegram or Mattermost).
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b.handleUploadFile(&msg, channelInfo.ID)
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}
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// Post normal message
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_, id, err := b.sc.PostMessage(channelInfo.ID, msg.Text, np)
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if err != nil {
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return "", err
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}
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return "slack " + id, nil
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}
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func (b *Bslack) Reload(cfg *bridge.Config) (string, error) {
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return "", nil
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}
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func (b *Bslack) createAttach(extra map[string][]interface{}) []slack.Attachment {
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var attachements []slack.Attachment
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for _, v := range extra["attachments"] {
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entry := v.(map[string]interface{})
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s := slack.Attachment{
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Fallback: extractStringField(entry, "fallback"),
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Color: extractStringField(entry, "color"),
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Pretext: extractStringField(entry, "pretext"),
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AuthorName: extractStringField(entry, "author_name"),
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AuthorLink: extractStringField(entry, "author_link"),
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AuthorIcon: extractStringField(entry, "author_icon"),
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Title: extractStringField(entry, "title"),
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TitleLink: extractStringField(entry, "title_link"),
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Text: extractStringField(entry, "text"),
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ImageURL: extractStringField(entry, "image_url"),
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ThumbURL: extractStringField(entry, "thumb_url"),
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Footer: extractStringField(entry, "footer"),
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FooterIcon: extractStringField(entry, "footer_icon"),
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}
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attachements = append(attachements, s)
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}
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return attachements
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}
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func extractStringField(data map[string]interface{}, field string) string {
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if rawValue, found := data[field]; found {
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if value, ok := rawValue.(string); ok {
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return value
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}
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}
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return ""
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return b.sendRTM(msg)
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}
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// sendWebhook uses the configured WebhookURL to send the message
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@ -351,3 +243,118 @@ func (b *Bslack) sendWebhook(msg config.Message) (string, error) {
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}
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return "", nil
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}
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func (b *Bslack) sendRTM(msg config.Message) (string, error) {
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channelInfo, err := b.getChannel(msg.Channel)
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if err != nil {
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return "", fmt.Errorf("could not send message: %v", err)
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}
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// Delete message
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if msg.Event == config.EVENT_MSG_DELETE {
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// some protocols echo deletes, but with empty ID
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if msg.ID == "" {
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return "", nil
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}
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// we get a "slack <ID>", split it
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ts := strings.Fields(msg.ID)
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_, _, err = b.rtm.DeleteMessage(channelInfo.ID, ts[1])
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if err != nil {
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return msg.ID, err
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}
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return msg.ID, nil
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}
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// Prepend nick if configured
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if b.GetBool(useNickPrefixConfig) {
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msg.Text = msg.Username + msg.Text
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}
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// Edit message if we have an ID
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if msg.ID != "" {
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ts := strings.Fields(msg.ID)
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_, _, _, err = b.rtm.UpdateMessage(channelInfo.ID, ts[1], msg.Text)
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if err != nil {
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return msg.ID, err
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}
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return msg.ID, nil
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}
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messageParameters := b.prepareMessageParameters(&msg)
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// Upload a file if it exists
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if msg.Extra != nil {
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for _, rmsg := range helper.HandleExtra(&msg, b.General) {
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_, _, err = b.rtm.PostMessage(channelInfo.ID, rmsg.Username+rmsg.Text, *messageParameters)
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if err != nil {
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b.Log.Error(err)
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}
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}
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// Upload files if necessary (from Slack, Telegram or Mattermost).
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b.handleUploadFile(&msg, channelInfo.ID)
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}
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// Post normal message
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_, id, err := b.rtm.PostMessage(channelInfo.ID, msg.Text, *messageParameters)
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if err != nil {
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return "", err
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}
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return "slack " + id, nil
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}
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func (b *Bslack) prepareMessageParameters(msg *config.Message) *slack.PostMessageParameters {
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params := slack.NewPostMessageParameters()
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if b.GetBool(useNickPrefixConfig) {
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params.AsUser = true
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}
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params.Username = msg.Username
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params.LinkNames = 1 // replace mentions
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params.IconURL = config.GetIconURL(msg, b.GetString(iconURLConfig))
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if msg.Avatar != "" {
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params.IconURL = msg.Avatar
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}
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// add a callback ID so we can see we created it
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params.Attachments = append(params.Attachments, slack.Attachment{CallbackID: "matterbridge_" + b.uuid})
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// add file attachments
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params.Attachments = append(params.Attachments, b.createAttach(msg.Extra)...)
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// add slack attachments (from another slack bridge)
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if msg.Extra != nil {
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for _, attach := range msg.Extra[sSlackAttachment] {
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params.Attachments = append(params.Attachments, attach.([]slack.Attachment)...)
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}
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}
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return ¶ms
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}
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func (b *Bslack) createAttach(extra map[string][]interface{}) []slack.Attachment {
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var attachements []slack.Attachment
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for _, v := range extra["attachments"] {
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entry := v.(map[string]interface{})
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s := slack.Attachment{
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Fallback: extractStringField(entry, "fallback"),
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Color: extractStringField(entry, "color"),
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Pretext: extractStringField(entry, "pretext"),
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AuthorName: extractStringField(entry, "author_name"),
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AuthorLink: extractStringField(entry, "author_link"),
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AuthorIcon: extractStringField(entry, "author_icon"),
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Title: extractStringField(entry, "title"),
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TitleLink: extractStringField(entry, "title_link"),
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Text: extractStringField(entry, "text"),
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ImageURL: extractStringField(entry, "image_url"),
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ThumbURL: extractStringField(entry, "thumb_url"),
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Footer: extractStringField(entry, "footer"),
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FooterIcon: extractStringField(entry, "footer_icon"),
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}
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attachements = append(attachements, s)
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}
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return attachements
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}
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func extractStringField(data map[string]interface{}, field string) string {
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if rawValue, found := data[field]; found {
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if value, ok := rawValue.(string); ok {
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return value
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}
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}
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return ""
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}
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