correcting old browser detection logic, fixes #446

This commit is contained in:
El RIDO 2019-06-27 20:11:22 +02:00
parent fdc532b3c1
commit 67b9b5f0d8
No known key found for this signature in database
GPG Key ID: 0F5C940A6BD81F92
4 changed files with 9 additions and 10 deletions

View File

@ -4580,11 +4580,11 @@ jQuery.PrivateBin = (function($, RawDeflate) {
function isOldBrowser() {
// webcrypto support
if (typeof window.crypto !== 'object') {
return false;
return true;
}
if (typeof WebAssembly !== 'object' && typeof WebAssembly.instantiate !== 'function') {
return false;
return true;
}
try {
// [\0, 'a', 's', 'm', (uint_32) 1] - smallest valid wasm module
@ -4595,17 +4595,17 @@ jQuery.PrivateBin = (function($, RawDeflate) {
new WebAssembly.Instance(module) instanceof WebAssembly.Instance
)
) {
return false;
return true;
}
} catch (e) {
return false;
return true;
}
// not checking for async/await, ES6, Promise or Uint8Array support,
// as most browsers introduced these earlier then webassembly and webcrypto:
// https://github.com/PrivateBin/PrivateBin/pull/431#issuecomment-493129359
return true;
return false;
}
/**

View File

@ -22,6 +22,7 @@ describe('InitialCheck', function () {
'</body></html>'
);
$.PrivateBin.Alert.init();
window.crypto = null;
const result1 = !$.PrivateBin.InitialCheck.init(),
result2 = !$('#errormessage').hasClass('hidden');
clean();
@ -48,13 +49,10 @@ describe('InitialCheck', function () {
'<html><body><div id="errormessage" class="hidden"></div>'+
'<div id="oldnotice" class="hidden"></div></body></html>'
);
const crypto = window.crypto;
window.crypto = null;
$.PrivateBin.Alert.init();
const result1 = !$.PrivateBin.InitialCheck.init(),
result2 = isSecureContext === $('#errormessage').hasClass('hidden'),
result3 = !$('#oldnotice').hasClass('hidden');
window.crypto = crypto;
clean();
return result1 && result2 && result3;
}
@ -78,6 +76,7 @@ describe('InitialCheck', function () {
'</body></html>'
);
$.PrivateBin.Alert.init();
window.crypto = null;
const result1 = $.PrivateBin.InitialCheck.init(),
result2 = isSecureContext === $('#httpnotice').hasClass('hidden');
clean();

View File

@ -72,7 +72,7 @@ if ($MARKDOWN):
endif;
?>
<script type="text/javascript" data-cfasync="false" src="js/purify-1.0.11.js" integrity="sha512-p7UyJuyBkhMcMgE4mDsgK0Lz70OvetLefua1oXs1OujWv9gOxh4xy8InFux7bZ4/DAZsTmO4rgVwZW9BHKaTaw==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-xa4Dzm5z/8B3iElnf+46U0BMyvmDtQQdLO+O9DCnozrpuHb9YZ3MkAFMwbuytSgFx76FNvp/aQhTwqM4a6qbow==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-yrdGnBnMXuR3FYwWA7kHON7f7Beqr7EvUnIH4/m3qUuLaudXIcqJnt6qLIWLGL5E156DcVZc460rLzUGKlSHsA==" crossorigin="anonymous"></script>
<!--[if IE]>
<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;}</style>
<![endif]-->

View File

@ -50,7 +50,7 @@ if ($MARKDOWN):
endif;
?>
<script type="text/javascript" data-cfasync="false" src="js/purify-1.0.11.js" integrity="sha512-p7UyJuyBkhMcMgE4mDsgK0Lz70OvetLefua1oXs1OujWv9gOxh4xy8InFux7bZ4/DAZsTmO4rgVwZW9BHKaTaw==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-xa4Dzm5z/8B3iElnf+46U0BMyvmDtQQdLO+O9DCnozrpuHb9YZ3MkAFMwbuytSgFx76FNvp/aQhTwqM4a6qbow==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-yrdGnBnMXuR3FYwWA7kHON7f7Beqr7EvUnIH4/m3qUuLaudXIcqJnt6qLIWLGL5E156DcVZc460rLzUGKlSHsA==" crossorigin="anonymous"></script>
<!--[if IE]>
<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;}</style>
<![endif]-->