signal-desktop/libtextsecure/storage.js
2018-04-30 16:53:34 -04:00

46 lines
1.4 KiB
JavaScript

'use strict';
;(function() {
/************************************************
*** Utilities to store data in local storage ***
************************************************/
window.textsecure = window.textsecure || {};
window.textsecure.storage = window.textsecure.storage || {};
// Overrideable storage implementation
window.textsecure.storage.impl = window.textsecure.storage.impl || {
/*****************************
*** Base Storage Routines ***
*****************************/
put: function(key, value) {
if (value === undefined)
throw new Error("Tried to store undefined");
localStorage.setItem("" + key, textsecure.utils.jsonThing(value));
},
get: function(key, defaultValue) {
var value = localStorage.getItem("" + key);
if (value === null)
return defaultValue;
return JSON.parse(value);
},
remove: function(key) {
localStorage.removeItem("" + key);
},
};
window.textsecure.storage.put = function(key, value) {
return textsecure.storage.impl.put(key, value);
};
window.textsecure.storage.get = function(key, defaultValue) {
return textsecure.storage.impl.get(key, defaultValue);
};
window.textsecure.storage.remove = function(key) {
return textsecure.storage.impl.remove(key);
};
})();