mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-11-24 19:10:22 +01:00
42 lines
1.3 KiB
JavaScript
42 lines
1.3 KiB
JavaScript
'use strict'
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import {
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ENVIRONMENT_TYPE_POPUP,
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PLATFORM_BRAVE,
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PLATFORM_FIREFOX,
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} from '../../app/scripts/lib/enums'
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import { getEnvironmentType, getPlatform } from '../../app/scripts/lib/util'
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class WebcamUtils {
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static async checkStatus() {
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const isPopup = getEnvironmentType() === ENVIRONMENT_TYPE_POPUP
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const isFirefoxOrBrave =
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getPlatform() === (PLATFORM_FIREFOX || PLATFORM_BRAVE)
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const devices = await window.navigator.mediaDevices.enumerateDevices()
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const webcams = devices.filter((device) => device.kind === 'videoinput')
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const hasWebcam = webcams.length > 0
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// A non-empty-string label implies that the webcam has been granted permission, as
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// otherwise the label is kept blank to prevent fingerprinting
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const hasWebcamPermissions = webcams.some(
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(webcam) => webcam.label && webcam.label.length > 0,
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)
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if (hasWebcam) {
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let environmentReady = true
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if ((isFirefoxOrBrave && isPopup) || (isPopup && !hasWebcamPermissions)) {
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environmentReady = false
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}
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return {
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permissions: hasWebcamPermissions,
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environmentReady,
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}
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}
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const error = new Error('No webcam found')
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error.type = 'NO_WEBCAM_FOUND'
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throw error
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}
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}
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export default WebcamUtils
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