package gomatrix import ( "html" "regexp" ) // Event represents a single Matrix event. type Event struct { StateKey *string `json:"state_key,omitempty"` // The state key for the event. Only present on State Events. Sender string `json:"sender"` // The user ID of the sender of the event Type string `json:"type"` // The event type Timestamp int64 `json:"origin_server_ts"` // The unix timestamp when this message was sent by the origin server ID string `json:"event_id"` // The unique ID of this event RoomID string `json:"room_id"` // The room the event was sent to. May be nil (e.g. for presence) Content map[string]interface{} `json:"content"` // The JSON content of the event. Redacts string `json:"redacts,omitempty"` // The event ID that was redacted if a m.room.redaction event Unsigned map[string]interface{} `json:"unsigned"` // The unsigned portions of the event, such as age and prev_content } // Body returns the value of the "body" key in the event content if it is // present and is a string. func (event *Event) Body() (body string, ok bool) { value, exists := event.Content["body"] if !exists { return } body, ok = value.(string) return } // MessageType returns the value of the "msgtype" key in the event content if // it is present and is a string. func (event *Event) MessageType() (msgtype string, ok bool) { value, exists := event.Content["msgtype"] if !exists { return } msgtype, ok = value.(string) return } // TextMessage is the contents of a Matrix formated message event. type TextMessage struct { MsgType string `json:"msgtype"` Body string `json:"body"` } // ThumbnailInfo contains info about an thumbnail image - http://matrix.org/docs/spec/client_server/r0.2.0.html#m-image type ThumbnailInfo struct { Height uint `json:"h,omitempty"` Width uint `json:"w,omitempty"` Mimetype string `json:"mimetype,omitempty"` Size uint `json:"size,omitempty"` } // ImageInfo contains info about an image - http://matrix.org/docs/spec/client_server/r0.2.0.html#m-image type ImageInfo struct { Height uint `json:"h,omitempty"` Width uint `json:"w,omitempty"` Mimetype string `json:"mimetype,omitempty"` Size uint `json:"size,omitempty"` ThumbnailInfo ThumbnailInfo `json:"thumbnail_info,omitempty"` ThumbnailURL string `json:"thumbnail_url,omitempty"` } // VideoInfo contains info about a video - http://matrix.org/docs/spec/client_server/r0.2.0.html#m-video type VideoInfo struct { Mimetype string `json:"mimetype,omitempty"` ThumbnailInfo ThumbnailInfo `json:"thumbnail_info"` ThumbnailURL string `json:"thumbnail_url,omitempty"` Height uint `json:"h,omitempty"` Width uint `json:"w,omitempty"` Duration uint `json:"duration,omitempty"` Size uint `json:"size,omitempty"` } // VideoMessage is an m.video - http://matrix.org/docs/spec/client_server/r0.2.0.html#m-video type VideoMessage struct { MsgType string `json:"msgtype"` Body string `json:"body"` URL string `json:"url"` Info VideoInfo `json:"info"` } // ImageMessage is an m.image event type ImageMessage struct { MsgType string `json:"msgtype"` Body string `json:"body"` URL string `json:"url"` Info ImageInfo `json:"info"` } // An HTMLMessage is the contents of a Matrix HTML formated message event. type HTMLMessage struct { Body string `json:"body"` MsgType string `json:"msgtype"` Format string `json:"format"` FormattedBody string `json:"formatted_body"` } var htmlRegex = regexp.MustCompile("<[^<]+?>") // GetHTMLMessage returns an HTMLMessage with the body set to a stripped version of the provided HTML, in addition // to the provided HTML. func GetHTMLMessage(msgtype, htmlText string) HTMLMessage { return HTMLMessage{ Body: html.UnescapeString(htmlRegex.ReplaceAllLiteralString(htmlText, "")), MsgType: msgtype, Format: "org.matrix.custom.html", FormattedBody: htmlText, } }