Message

The message object is the very soul of a conversation. It encapsulates all the information needed in order to represent a single entry on a message list.

Messages are stored in the rocketchat_message collection on MongoDB.

The IMessage interface represents the structure of a message object in the Rocket.Chat It defines the properties and their types that can be associated with a message sent. You can check the IMessage interface here.

Rocket.Chat/IMessage.ts at develop · RocketChat/Rocket.ChatGitHub

Type	Description
r	Room name changed
au	User added by
ru	User removed by
ul	User left
ult	User left team
uj	User joined channel
ujt	User joined team
ut	User joined conversation
rm	Message removed
added-user-to-team	Added user to team
removed-user-from-team	Removed user from team
user-muted	User muted by

Message Object

Example Object

{
  "_id": "8gMsLe9ApZjo2D2iB",
  "rid": "EhpNtqqrMXT4QWk3z",
  "msg": "This meesage is from Rocket.Chat.",
  "ts": {
    "$date": "2023-02-09T13:35:59.484Z"
  },
  "u": {
    "_id": "rYhzFRd2QZjNwAAXX",
    "username": "rodriq",
    "name": "Rodriq"
  },
  "_updatedAt": {
    "$date": "2023-02-09T13:40:47.334Z"
  },
  "urls": [],
  "mentions": [],
  "channels": [],
  "md": [
    {
      "type": "PARAGRAPH",
      "value": [
        {
          "type": "PLAIN_TEXT",
          "value": "This meesage is from "
        },
        {
          "type": "LINK",
          "value": {
            "src": {
              "type": "PLAIN_TEXT",
              "value": "//Rocket.Chat."
            },
            "label": {
              "type": "PLAIN_TEXT",
              "value": "Rocket.Chat."
            }
          }
        }
      ]
    }
  ],
  "editedAt": {
    "$date": "2023-02-09T13:40:47.303Z"
  },
  "editedBy": {
    "_id": "rYhzFRd2QZjNwAAXX",
    "username": "rodriq"
  }
}

Fields

The message object contains these fields.

_id	string	The unique identifier for the message.
rid	string	The unique id for the room. This will identify the room that the message belongs to. Example: 'GENERAL'
msg	string	The content of the message.
tmid	string	The ID of the thread where the message belongs to.
tshow	boolean	Indicates whether the thread should be shown.
ts	Date	A timestamp of when the message was created. (The date of creation on client)
mentions	Array of objects	An array of user mentions within the message. Identifies (type: "type of the mention; either user or team", _id: "id of the user that is mentioned", username: "username of the user that is mentioned", name: name of the user that is mentioned).
groupable	boolean	Boolean that states whether or not this message should be grouped together with other messages from the same user
channels	Array of objects	An array of channel where message belongs to
u	Object	The user who sent the message (either the _id or username or name).
blocks	MessageSurfaceLayout (enum)	If a uikit message, then the uikit will block components.
alias	string	A way to display the message is "sent" from someone else other than the user who sent the message
md	Root	The message's content in a markdown format.
_hidden	boolean	Indicates whether the message is hidden.
imported	boolean	Indicates whether the message is imported.
replies	Array of strings (user IDs)	An array of user IDs representing the message replies.
location	Object	The geographic location associated with the message.
starred	Array of objects	A list of users that have the message starred (list of user Ids (_id)
pinned	boolean	Indicates whether the message is pinned.
pinnedAt	Date	The date and time when the message was pinned.
pinnedBy	Object	Information about the user who pinned the message.
unread	boolean	Indicates whether the message is unread.
temp	boolean	Indicates whether the message is temporary.
drid	string	The direct room id (if belongs to a direct room).
tlm	Date	The date and time when the last thread message was sent.
dcount	number	The count of messages deleted in the thread.
tcount	number	The count of messages in the thread.
t	MessageTypesValues (enum)	The type of the message.
e2e	'pending' or 'done' (enum)	The end-to-end encryption status of the message.
otrAck	string	The acknowledgement status of an off-the-record message.
urls	Array of objects	An array of URLs contained within the message.
actionLinks	Array of objects (deprecated)	An array of action links associated with the message.
file	FileProp (deprecated)	The file property associated with the message.
fileUpload	Object	Information about a file upload associated with the message.
files	Array of FileProp objects	An array of file properties associated with the message.
attachments	Array of MessageAttachment objects	An array of attachment objects, available only when the message has at least one attachment.
reactions	Object	Object containing reaction information associated with the message.
private	boolean	Indicates whether the message is private.
bot	boolean (deprecated)	Indicates whether the message is sent by a bot.
sentByEmail	boolean	Indicates whether the message was sent by email.
webRtcCallEndTs	Date	The date and time when a WebRTC call ended.
role	string	The role associated with the message.
avatar	string	A url to an image, that is accessible to anyone, to display as the avatar instead of the message user's account avatar
emoji	string	The emoji associated with the user who sent the message.
tokens	Array of Token objects	An array of tokens extracted from the message content.
html	string	The HTML representation of the message.
token	string (deprecated)	A deprecated field used for messages sent by visitors.
federation	Object	Information about federation associated with the message.
slaData	Object (used for specific message types)	Additional data related to SLA (Service Level Agreements) change history messages.
priorityData	Object (used for specific message types)	Additional data related to priority change history messages.

• The user presented on u and editedBy fields are a simplified version of the user information: (_id: The user id, username: The username, name: The name)

• The URL metadata contains several informational fields: (url: The URL itself (just as it appears on the message), meta: URL metadata (varies accord to the URL), headers: Some HTTP headers (varies accord to the URL), parsedUrl: The parsed URL broken into its parts)

Message Type

Some of the message types are listed below. A full list of the message-type property can be found here

Rocket.Chat/MessageTypes.ts at 957c69d7ebdcf4dca02e7753bfd75086be11ca44 · RocketChat/Rocket.ChatGitHub

Type	Description
r	Room name changed
au	User added by
ru	User removed by
ul	User left
ult	User left team
uj	User joined channel
ujt	User joined team
ut	User joined conversation
rm	Message removed
added-user-to-team	Added user to team
removed-user-from-team	Removed user from team
user-muted	User muted by

Attachment Object

The attachment object is fully described here

{
    "messages": [
        {
            "_id": "message-id",
            "rid": "room-id",
            "msg": "Hello World!",
            "ts": { "$date": 1480377601 },
            "u": {
                "_id": "user-id",
                "username": "username"
            },
            "_updatedAt": { "$date": 1480377601 }
        },
        {
            "_id": "message-id",
            "rid": "room-id",
            "msg": "Hello!",
            "ts": { "$date": 1480377601 },
            "u": {
                "_id": "user-id",
                "username": "username"
            },
            "_updatedAt": { "$date":1480377601 },
            "editedAt": { "$date": 1480377601 },
            "editedBy": {
                "_id": "user-id",
                "username": "username"
            }
        }
    ]
}