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Improve web storage detection.

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Possible fix for Safari private mode (#1092)
This commit is contained in:
RainLoop Team 2016-07-07 21:53:02 +03:00
parent a2308e251b
commit 739ed215ea
2 changed files with 52 additions and 18 deletions
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33
dev/Storage/RainLoop.jsx
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@ -5,7 +5,34 @@ import JSON from 'JSON';
const STORAGE_KEY = '__rlA';
const TIME_KEY = '__rlT';
const SESS_STORAGE = window.sessionStorage || null;
/**
* @param {string} storageName
* @returns {boolean}
*/
export function isStorageSupported(storageName)
{
if (storageName in window && window[storageName] && window[storageName].setItem)
{
const
s = window[storageName],
key = 'testLocalStorage_' + window.Math.random();
try
{
s.setItem(key, key);
if (key === s.getItem(key))
{
s.removeItem(key);
return true;
}
}
catch (e) {} // eslint-disable-line no-empty
}
return false;
}
const SESS_STORAGE = isStorageSupported('sessionStorage') ? (window.sessionStorage || null) : null;
const WIN_STORAGE = window.top || window || null;
const __get = (key) => {
@ -93,6 +120,4 @@ export function checkTimestamp()
}
// init section
window.setInterval(() => {
setTimestamp();
}, 1000 * 60); // 1m
window.setInterval(setTimestamp, 1000 * 60); // 1m