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fixed problem where localStorage wouldn't work like OS X 10.7

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This commit is contained in:
Jeena Paradies 2013-01-08 23:15:45 +01:00
parent 4b8c157601
commit aa899d35f8
1 changed files with 36 additions and 21 deletions
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57
WebKit/scripts/helper/CacheStorage.js
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@ -16,47 +16,62 @@ function() {
};
CacheStorage.prototype.getItem = function(key) {
return JSON.parse(localStorage.getItem(this.mkPath(key)));
var item = null;
try { // If localStorage doesn't work then just leave it empty
item = JSON.parse(localStorage.getItem(this.mkPath(key)));
} catch(e) {}
return item;
}
CacheStorage.prototype.setItem = function(key, value) {
var item = this.getItem(key);
localStorage.setItem(this.mkPath(key), JSON.stringify(value));
try {
localStorage.setItem(this.mkPath(key), JSON.stringify(value));
if (!item) {
var length_path = this.mkInternalPath("_length");
var length = parseInt(localStorage.getItem(length_path), 10) + 1;
localStorage.setItem(length_path, length);
}
if (!item) {
var length_path = this.mkInternalPath("_length");
var length = parseInt(localStorage.getItem(length_path), 10) + 1;
localStorage.setItem(length_path, length);
}
} catch(e) {}
}
CacheStorage.prototype.removeItem = function(key) {
var item = this.getItem(key);
localStorage.removeItem(this.mkPath(key));
try {
localStorage.removeItem(this.mkPath(key));
if (item) {
var length_path = this.mkInternalPath("_length");
var length = parseInt(localStorage.getItem(length_path), 10) - 1;
localStorage.setItem(length_path, length);
}
if (item) {
var length_path = this.mkInternalPath("_length");
var length = parseInt(localStorage.getItem(length_path), 10) - 1;
localStorage.setItem(length_path, length);
}
} catch(e) {}
};
CacheStorage.prototype.clear = function() {
for (var i = 0; i < localStorage.length; i++) {
var key = localStorage.key(i);
if (key.startsWith(this.mkPath(""))) {
localStorage.removeItem(key);
try {
for (var i = 0; i < localStorage.length; i++) {
var key = localStorage.key(i);
if (key.startsWith(this.mkPath(""))) {
localStorage.removeItem(key);
}
}
}
localStorage.setItem(this.mkInternalPath("_length"), 0);
localStorage.setItem(this.mkInternalPath("_length"), 0);
} catch(e) {}
}
CacheStorage.prototype.length = function() {
return parseInt(localStorage.getItem(this.mkInternalPath("_length")), 10);
var l = 0;
try {
l = parseInt(localStorage.getItem(this.mkInternalPath("_length")), 10);
} catch(e) {}
return l;
}
return CacheStorage;