`MessengerExtensions.getSupportedFeatures()`

Messenger 功能插件 SDK

这是 Messenger 功能插件 SDK 提供的一种方法。如需详细了解如何在网站上添加 SDK，请参阅添加 Messenger 功能插件 SDK。

Method

MessengerExtensions.getSupportedFeatures(success, error)

Example

MessengerExtensions.getSupportedFeatures(function success(result) {
  let features = result.supported_features;
}, function error(err) {
  // error retrieving supported features
});

Parameters

Parameter	Type	Description
`success`	Function	Success callback function. Receives an array of features supported in the current webview.
`error`	Function	Error callback function. Called if Messenger was unable to retrieve supported features.

Returns

An object with the supported features is returned to the success callback.

{
  "supported_features":[
    "payments",
    "context",
    "sharing_broadcast",
    "sharing_direct",
    "sharing_open_graph"
  ]
}

Properties

Property	Type	Description
`supported_features`	Array<String>	A list of features supported in the current webview. For details, see Features

Features

The following values may be returned in the supported_features array:

功能	说明
`payments`	此客户端是否支持支付功能。
`sharing_broadcast`	使用 `beginShareFlow()` 打开广播流程在此客户端上有用。
`sharing_direct`	使用 `beginShareFlow()` 分享到当前对话在此客户端上有用。
`sharing_open_graph`	分享开放图谱消息功能可用。
`context`	`getContext()` 在网页视图中可用。