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Fix uncaught exception on localStorage

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3rd party cookies or localstorage can be blocked
on the browser settings, especially is on chrome incognito
mode. This causes the document fail to load.

Change-Id: Ia2a182262a754c76aec58cbbce60a0298320df33
Signed-off-by: mert <mert.tumer@collabora.com>
This commit is contained in:
mert 2020-10-06 13:42:28 +03:00 committed by Mert Tümer
parent e4a193b47f
commit 867e4a7f67
3 changed files with 16 additions and 3 deletions
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10
loleaflet/html/loleaflet.html.m4
View file

@ -102,6 +102,16 @@ var Base64ToArrayBuffer = function(base64Str) {
window.fullyLoadedAndReady = true;
}, false);
window.isLocalStorageAllowed = (function() {
var str = 'localstorage_test';
try {
localStorage.setItem(str, str);
localStorage.removeItem(str);
return true;
} catch(e) {
return false;
}
})();
</script>
m4_dnl In the debug case, just write all the .css files here

5
loleaflet/src/control/Control.UIManager.js
View file

@ -375,13 +375,16 @@ L.Control.UIManager = L.Control.extend({
},
setSavedState: function(name, state) {
if (window.isLocalStorageAllowed)
localStorage.setItem('UIDefaults_' + this.map.getDocType() + '_' + name, state);
},
getSavedStateOrDefault: function(name) {
var retval = true;
var docType = this.map.getDocType();
var state = localStorage.getItem('UIDefaults_' + docType + '_' + name);
var state = null;
if (window.isLocalStorageAllowed)
state = localStorage.getItem('UIDefaults_' + docType + '_' + name);
switch (state) {
case 'true':
return true;

2
loleaflet/src/control/Toolbar.js
View file

@ -476,7 +476,7 @@ L.Map.include({
},
shouldWelcome: function() {
if (!window.enableWelcomeMessage || L.Browser.cypressTest)
if (!window.isLocalStorageAllowed || !window.enableWelcomeMessage || L.Browser.cypressTest)
return false;
var storedVersion = localStorage.getItem('WSDWelcomeVersion');