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58 lines
2.4 KiB
58 lines
2.4 KiB
/**
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* Check if browser is a version we are happy with.
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* Introduce any new dependencies very carefully, checking that the code still runs
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* on old browsers afterwards.
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*/
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// Use version of bowser with polyfill for old browsers.
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import * as bowser from 'bowser/bundled';
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// This code will run in the browser.
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const version = bowser.getParser(window.navigator.userAgent);
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(window as any)._parsedBrowserVersion = version;
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// Skip if user has already dismissed a warning from us.
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if (document && window && document.cookie.indexOf("gristbrowser=accept") === -1) {
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const isHappyBrowser = version.satisfies({
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desktop: {
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chrome: ">=72.0.3626", // first 2019 version
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firefox: ">=65", // first 2019 version
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safari: ">=12.0.3", // first 2019 version
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edge: ">=80", // one of first Chromium-based Edge versions, early 2020
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opera: ">=66", // first 2020 version
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}
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});
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const isMobile = version.isPlatform('mobile') || version.isPlatform('tablet');
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if (!isHappyBrowser) {
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const problemElement = document.getElementById('browser-check-problem');
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const dismissElement = document.getElementById('browser-check-problem-dismiss');
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if (problemElement && dismissElement) {
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// Prepare a button for dismissing the warning.
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dismissElement.onclick = function() {
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// Set a cookie so we don't show this warning once it is dismissed.
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let cookie = "gristbrowser=accept; path=/";
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// Keep the cookie for a year (60*60*24*365 seconds) before warning again.
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cookie += "; max-age=31536000";
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// NOTE: Safari seems to limit cookies (and other storage?) set via JS to 1 week, so
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// people on mobile or old Safari may get prompted more often than we'd like. See
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// https://webkit.org/blog/10218/full-third-party-cookie-blocking-and-more/
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if (document.location.href.indexOf(".getgrist.com") !== -1) {
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// on *.getgrist.com, set cookie domain to getgrist.com
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cookie += "; Domain=.getgrist.com";
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}
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document.cookie = cookie;
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// Hide the warning, showing the loaded page that it was obscuring.
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problemElement.style.display = 'none';
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return false;
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};
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// Show modal describing problem, and some possible solutions.
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if (isMobile) {
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problemElement.className += ' browser-check-is-mobile';
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}
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problemElement.style.display = 'block';
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}
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}
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}
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