mirror of
https://github.com/kremalicious/metamask-extension.git
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c3eb272af9
* Use method middleware for watchAsset * Update validation error messages * Make addSuggestedERC20Asset private * Remove redundant check in _handleWatchAssetERC20
62 lines
1.8 KiB
JavaScript
62 lines
1.8 KiB
JavaScript
import { MESSAGE_TYPE } from '../../enums'
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/**
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* This RPC method is called by our inpage web3 proxy whenever window.web3 is
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* accessed. We're collecting data on window.web3 usage so that we can warn
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* website maintainers, and possibly our users, before we remove window.web3
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* by November 16, 2020.
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*/
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const logWeb3Usage = {
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methodNames: [MESSAGE_TYPE.LOG_WEB3_USAGE],
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implementation: logWeb3UsageHandler,
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}
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export default logWeb3Usage
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const recordedWeb3Usage = {}
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/**
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* @typedef {Object} LogWeb3UsageOptions
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* @property {string} origin - The origin of the request.
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* @property {Function} sendMetrics - A function that registers a metrics event.
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*/
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/**
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* @typedef {Object} LogWeb3UsageParam
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* @property {string} action - The action taken (get or set).
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* @property {string} name - The window.web3 property name subject to the action.
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*/
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/**
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* @param {import('json-rpc-engine').JsonRpcRequest<[LogWeb3UsageParam]>} req - The JSON-RPC request object.
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* @param {import('json-rpc-engine').JsonRpcResponse<true>} res - The JSON-RPC response object.
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* @param {Function} _next - The json-rpc-engine 'next' callback.
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* @param {Function} end - The json-rpc-engine 'end' callback.
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* @param {LogWeb3UsageOptions} options
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*/
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function logWeb3UsageHandler(req, res, _next, end, { origin, sendMetrics }) {
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const { action, path } = req.params[0]
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if (!recordedWeb3Usage[origin]) {
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recordedWeb3Usage[origin] = {}
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}
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if (!recordedWeb3Usage[origin][path]) {
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recordedWeb3Usage[origin][path] = true
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sendMetrics({
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event: `Website Used window.web3`,
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category: 'inpage_provider',
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properties: { action, web3Path: path },
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eventContext: {
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referrer: {
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url: origin,
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},
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},
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excludeMetaMetricsId: true,
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})
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}
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res.result = true
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return end()
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}
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