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User Attributes Management

Last updated 2022/07/21 12:37:16

User attributes refers to the label information added for the user, including key-value pairs.

This page shows how to call Agora Chat RESTful APIs to manage user attributes, including adding, deleting, modifying, and retrieving user attributes.

Before calling the following methods, make sure you understand the call frequency limit of the Agora Chat RESTful APIs as described in Limitations.

Common parameters

The following table lists common request and response parameters of the Agora Chat RESTful APIs:

Request parameters

Parameter	Type	Description	Required
`host`	String	The domain name assigned by the Agora Chat service to access RESTful APIs. For how to get the domain name, see Get the information of your project.	Yes
`org_name`	String	The unique identifier assigned to each company (organization) by the Agora Chat service. For how to get the org name, see Get the information of your project.	Yes
`app_name`	String	The unique identifier assigned to each app by the Agora Chat service. For how to get the app name, see Get the information of your project.	Yes
`username`	String	The unique login account of the user. The username must be 64 characters or less and cannot be empty. The following character sets are supported: 26 lowercase English letters (a-z) 26 uppercase English letters (A-Z) 10 numbers (0-9) "_", "-", "." The username is case insensitive, so `Aa` and `aa` are the same username. Ensure that each `username` under the same app is unique. Do not set this parameter as a UUID, email address, phone number, or other sensitive information.	Yes

Response parameters

Parameter	Type	Description
`action`	String	The request method.
`organization`	String	The unique identifier assigned to each company (organization) by the Agora Chat service. This is the same as `org_name`.
`application`	String	A unique internal ID assigned to each app by the Agora Chat service. You can safely ignore this parameter.
`applicationName`	String	The unique identifier assigned to each app by the Agora Chat service. This is the same as `app_name`.
`uri`	String	The request URI.
`entities`	JSON	The response entity.
`timestamp`	Number	The Unix timestamp (ms) of the HTTP response.
`duration`	Number	The duration (ms) from when the HTTP request is sent to the time the response is received.

Authorization

Agora Chat RESTful APIs require Bearer HTTP authentication. Every time an HTTP request is sent, the following Authorization field must be filled in the request header:

Authorization: Bearer ${YourAppToken}

In order to improve the security of the project, Agora uses a token (dynamic key) to authenticate users before they log in to the chat system. Agora Chat RESTful APIs only support authenticating users using app tokens. For details, see Authentication using App Token.

Setting user attributes

User attributes are composed of multiple key-value pairs of attribute names and attribute values, and each attribute name has one corresponding attribute value.

For each App Key, the call frequency limit of this method is 100 per second.

The total length of attributes for one user cannot exceed 2 KB, and the total length of attributes for all users under an app cannot exceed 10 GB.

HTTP request

PUT https://{host}/{org_name}/{app_name}/metadata/user/{username}

Path parameter

For the parameters and detailed descriptions, see Common parameters.

Request header

Parameter	Type	Description	Required
`Content-Type`	String	`application/x-www-form-urlencoded`	Yes
`Authorization`	String	The authentication token of the user or admin, in the format of `Bearer ${YourAppToken}`, where `Bearer` is a fixed character, followed by an English space, and then the obtained token value.	Yes

Request body

The request body is in the format of JSON String, and the length cannot exceed 4 KB. The request body contains the following fields:

Field	Type	Description	Required
`Key`	String	Attribute name	Yes
`Value`	String	Attribute value	Yes

HTTP response

Response body

If the returned HTTP status code is 200, the request succeeds, and the response body contains the following fields:

Parameter	Type	Description
`data`	JSON	The details of the response. It contains the user attribute key-value pair you set in this request.

For other fields and detailed descriptions, see Common parameters.

If the returned HTTP status code is not 200, the request fails. You can refer to Status codes for possible reasons.

Example

The user attributes used in this example are named ext, nickname, and avatar. You can customize user attributes according to actual business scenarios.

Request example

# Replace {YourAppToken} with the app token generated in your server.
curl -X PUT -H 'Content-Type: application/x-www-form-urlencoded' -H 'Authorization: Bearer {YourAppToken}' -d 'avatar=http://www.agorachat.com/avatar.png&ext=ext&nickname=nickname' 'http://XXXX/XXXX/XXXX/metadata/user/XXXX'

Response example

{
    "timestamp": 1620445147011,
    "data": {
        "ext": "ext",
        "nickname": "nickname",
        "avatar": "http://XXXX.png"
    },
    "duration": 166
}

Retrieving user attributes

Retrieves the user attributes of the specified user.

For each App Key, the call frequency limit of this method is 100 per second.

HTTP request

GET https://{host}/{org_name}/{app_name}/metadata/user/{username}

Path parameter

For the parameters and detailed descriptions, see Common parameters.

Request header

Parameter	Type	Description	Required
`Content-Type`	String	`application/json`	Yes
`Authorization`	String	The authentication token of the user or admin, in the format of `Bearer ${YourAppToken}`, where `Bearer` is a fixed character, followed by an English space, and then the obtained token value.	Yes

HTTP response

Response body

If the returned HTTP status code is 200, the request succeeds, and the response body contains the following fields:

Parameter	Type	Description
`data`	JSON	The details of the response. It contains all user attribute key-value pairs for this user. If `data` is empty, ensure that the username exists or the user has at least one user attribute.

For other fields and detailed descriptions, see Common parameters.

If the returned HTTP status code is not 200, the request fails. You can refer to Status codes for possible reasons.

Example

Request example

# Replace {YourAppToken} with the app token generated in your server.
curl -X GET -H 'Authorization: Bearer {YourAppToken}' -H 'Content-Type:  application/json''http://XXXX/XXXX/XXXX/metadata/user/XXXX'

Response example

{
    "timestamp": 1620445147011,
    "data": {
        "ext": "ext",
        "nickname": "nickname",
        "avatar": "http://XXXX.png"
    },
    "duration": 166
}

Retrieving the user attributes of multiple users

Retrieves the user attributes of multiple users by specifying the user name list and user attribute list.

For each App Key, the call frequency limit of this method is 100 per second.

HTTP request

POST https://{host}/{org_name}/{app_name}/metadata/user/get

Path parameter

For the parameters and detailed descriptions, see Common parameters.

Request header

Parameter	Type	Description	Required
`Content-Type`	String	`application/json`	Yes
`Authorization`	String	The authentication token of the user or admin, in the format of `Bearer ${YourAppToken}`, where `Bearer` is a fixed character, followed by an English space, and then the obtained token value.	Yes

Request body

The request body is a JSON object with the following fields:

Parameter	Type	Description	Required
`targets`	JSONArray	A list of usernames to be queried, containing up to 100 usernames.	Yes
`properties`	JSONArray	A list of attribute names to be queried.	Yes

HTTP response

Response body

If the returned HTTP status code is 200, the request succeeds, and the response body contains the following fields:

Parameter	Type	Description
`data`	JSON	The details of the response. It contains all user attribute key-value pairs for this user. If `data` is empty, ensure that the username exists or the user has at least one user attribute.

For other fields and detailed descriptions, see Common parameters.

If the returned HTTP status code is not 200, the request fails. You can refer to Status codes for possible reasons.

Example

Request example

# Replace {YourAppToken} with the app token generated in your server.
curl -X POST -H 'Authorization: Bearer {YourAppToken}' -H 'Content-Type:  application/json' -d '{
  "properties": [
    "avatar",
    "ext",
    "nickname"
  ],
  "targets": [
    "user1",
    "user2",
    "user3"
  ]
}' 'http://XXXX/XXXX/XXXX/metadata/user/get'

Response example

{
    "timestamp": 1620448826647,
    "data": {
        "user1": {
            "ext": "ext",
            "nickname": "nickname",
            "avatar": "http://XXXX.png"
        },
        "user2": {
            "ext": "ext",
            "nickname": "nickname",
            "avatar": "http://XXXX.png"
        },
        "user3": {
            "ext": "ext",
            "nickname": "nickname",
            "avatar": "http://XXXX.png"
        }
    },
    "duration": 3
}

Retrieving the total length of user attributes

This method retrieves the total length of the user attributes under the app.

For each App Key, the call frequency limit of this method is 100 per second.

HTTP request

GET https://{host}/{org_name}/{app_name}/metadata/user/capacity

Path parameter

For the parameters and detailed descriptions, see Common parameters.

Request header

Parameter	Type	Description	Required
`Authorization`	String	The authentication token of the user or admin, in the format of `Bearer ${YourAppToken}`, where `Bearer` is a fixed character, followed by an English space, and then the obtained token value.	Yes

HTTP response

Response body

If the returned HTTP status code is 200, the request is successful, and the response body contains the following fields:

Parameter	Type	Description
`data`	Number	The total length of the user attributes under the app, in bytes.

For other fields and detailed descriptions, see Common parameters.

If the returned HTTP status code is not 200, the request fails. You can refer to Status codes for possible reasons.

Example

Request example

curl -X GET -H 'Authorization: Bearer {YourAppToken}''http://XXXX/XXXX/XXXX/metadata/user/capacity'

Response example

{
    "timestamp": 1620447051368,
    "data": 1673,
    "duration": 55
}

Deleting user attributes

This method deletes all the user attributes of the specified user.

For each App Key, the call frequency limit of this method is 100 per second.

HTTP request

DELETE https://{host}/{org_name}/{app_name}/metadata/user/{username}

Path parameter

For the parameters and detailed descriptions, see Common parameters.

Request header

Parameter	Type	Description	Required
`Authorization`	String	The authentication token of the user or admin, in the format of `Bearer ${YourAppToken}`, where `Bearer` is a fixed character, followed by an English space, and then the obtained token value.	Yes

HTTP response

Response body

If the returned HTTP status code is 200, the request succeeds, and the response body contains the following fields:

Parameter	Type	Description
`data`	Bool	Whether the user attribute is deleted successfully. If `data` is `true`, the user attribute is deleted. If the specified user does not exist, or the user attribute of the specified user does not exist, the deletion is still considered successful.

For other fields and detailed descriptions, see Common parameters.

If the returned HTTP status code is not 200, the request fails. You can refer to Status codes for possible reasons.

Example

Request example

curl -X DELETE -H 'Authorization: Bearer {YourAppToken}' 'http://XXXX/XXXX/XXXX/metadata/user/XXXX'

Response example

{
    "timestamp": 1616573382270,
    "duration": 10,
    "data": true
}

Status codes

For details, see HTTP Status Codes.

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