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FIX: Make browser-update work with IE<11 (#10868)

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- classList is not available in IE<10
- noscript has no content in IE<8
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Dan Ungureanu 2020-10-09 05:23:13 +03:00 committed by GitHub
parent 5157e3b6e3
commit c91c6006db
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 3 deletions
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9
vendor/assets/javascripts/browser-update.js.erb vendored
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@ -18,17 +18,20 @@ var $buo = function() {
return;
}
document.getElementsByTagName('body')[0].classList.add("crawler");
document.getElementsByTagName('body')[0].className += " crawler";
var mainElement = document.getElementById("main");
var noscriptElements = document.getElementsByTagName("noscript");
// find the element with the "data-path" attribute set
for (var i = 0; i < noscriptElements.length; ++i) {
if (noscriptElements[i].getAttribute("data-path")) {
// noscriptElements[i].innerHTML contains encoded HTML
mainElement.innerHTML = noscriptElements[i].childNodes[0].nodeValue;
break;
if (noscriptElements[i].childNodes.length > 0) {
mainElement.innerHTML = noscriptElements[i].childNodes[0].nodeValue;
break;
}
}
}
// retrieve localized browser upgrade text
var t = <%= "'" + I18n.t('js.browser_update') + "'" %>;