mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-12-05 15:35:46 +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 '../../../shared/constants/app';
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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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