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authormistic100 <mistic@piwigo.org>2014-05-24 14:18:04 +0000
committermistic100 <mistic@piwigo.org>2014-05-24 14:18:04 +0000
commitfea2a4efd1ad085def7cf84cc444325d0815b62e (patch)
tree892dcb971d34efd7cbff6c31375448a09dfbe73b /admin/themes/default/js
parent59f418f7986594895a2352e8895250069cff336a (diff)
feature 3077 : improve cache invalidation
- add "lastmodified" automatic field for categories, groups, users, tags and images tables - provide a "server key" to the client cache manager git-svn-id: http://piwigo.org/svn/trunk@28532 68402e56-0260-453c-a942-63ccdbb3a9ee
Diffstat (limited to 'admin/themes/default/js')
-rw-r--r--admin/themes/default/js/LocalStorageCache.js22
1 files changed, 9 insertions, 13 deletions
diff --git a/admin/themes/default/js/LocalStorageCache.js b/admin/themes/default/js/LocalStorageCache.js
index 49a4fa98d..c18171efc 100644
--- a/admin/themes/default/js/LocalStorageCache.js
+++ b/admin/themes/default/js/LocalStorageCache.js
@@ -1,7 +1,8 @@
-var LocalStorageCache = function(key, lifetime, loader) {
- this.key = key;
- this.lifetime = lifetime*1000;
- this.loader = loader;
+var LocalStorageCache = function(options) {
+ this.key = options.key + '-' + options.serverId;
+ this.serverKey = options.serverKey;
+ this.lifetime = options.lifetime ? options.lifetime*1000 : 3600*1000;
+ this.loader = options.loader;
this.storage = window.localStorage;
this.ready = !!this.storage;
@@ -14,28 +15,23 @@ LocalStorageCache.prototype.get = function(callback) {
if (this.ready && this.storage[this.key] != undefined) {
var cache = JSON.parse(this.storage[this.key]);
- if (now - cache.timestamp <= this.lifetime) {
+ if (now - cache.timestamp <= this.lifetime && cache.key == this.serverKey) {
callback(cache.data);
return;
}
}
this.loader(function(data) {
- if (that.ready) {
- that.storage[that.key] = JSON.stringify({
- timestamp: now,
- data: data
- });
- }
-
+ that.set.call(that, data);
callback(data);
});
};
LocalStorageCache.prototype.set = function(data) {
if (this.ready) {
- that.storage[that.key] = JSON.stringify({
+ this.storage[this.key] = JSON.stringify({
timestamp: new Date().getTime(),
+ key: this.serverKey,
data: data
});
}