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localStorage: remove dysfunctional fallback

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Lorenz Hübschle-Schneider 2014-12-22 21:15:54 +01:00 committed by Tor Hveem
parent 51e5817cbd
commit c422c2df4d
1 changed files with 29 additions and 39 deletions
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28
js/localstorage.js
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@ -10,6 +10,10 @@ ls.factory("$store", ["$parse", function($parse){
var storage = (typeof window.localStorage === 'undefined') ? undefined : window.localStorage,
supported = !(typeof storage == 'undefined' || typeof window.JSON == 'undefined');
if (!supported) {
console.log('Warning: localStorage is not supported');
}
var privateMethods = {
/**
* Pass any type of a string from the localStorage to be parsed so it returns a usable version (like an Object)
@ -40,59 +44,45 @@ ls.factory("$store", ["$parse", function($parse){
};
var publicMethods = {
/**
* Set - let's you set a new localStorage key pair set
* Set - lets you set a new localStorage key pair set
* @param key - a string that will be used as the accessor for the pair
* @param value - the value of the localStorage item
* @returns {*} - will return whatever it is you've stored in the local storage
*/
set: function(key,value){
if (!supported){
try {
$.cookie(key, value);
return value;
} catch(e){
console.log('Local Storage not supported, make sure you have the $.cookie supported.');
}
console.log('Local Storage not supported');
}
var saver = JSON.stringify(value);
storage.setItem(key, saver);
return privateMethods.parseValue(saver);
},
/**
* Get - let's you get the value of any pair you've stored
* Get - lets you get the value of any pair you've stored
* @param key - the string that you set as accessor for the pair
* @returns {*} - Object,String,Float,Boolean depending on what you stored
*/
get: function(key){
if (!supported){
try {
return privateMethods.parseValue($.cookie(key));
} catch(e){
return null;
}
}
var item = storage.getItem(key);
return privateMethods.parseValue(item);
},
/**
* Remove - let's you nuke a value from localStorage
* Remove - lets you nuke a value from localStorage
* @param key - the accessor value
* @returns {boolean} - if everything went as planned
*/
remove: function(key) {
if (!supported){
try {
$.cookie(key, null);
return true;
} catch(e){
return false;
}
}
storage.removeItem(key);
return true;
},
/**
* Bind - let's you directly bind a localStorage value to a $scope variable
* Bind - lets you directly bind a localStorage value to a $scope variable
* @param $scope - the current scope you want the variable available in
* @param key - the name of the variable you are binding
* @param def - the default value (OPTIONAL)