renamed Followings to Cache and fixed #85

WebKit/scripts/helper/Cache.js

@@ -0,0 +1,49 @@
+define([
+    "helper/Paths",
+    "lib/URI"
+],
+
+function(Paths, URI) {
+
+    function Cache() {
+
+        this.timeout = 2 * 60 * 1000;
+        this.before_id = null;
+
+        this.followings = {};
+        
+        var _this = this;
+        this.intervall = setInterval(function() { _this.getAllFollowings(); }, this.timeout);
+
+        this.getAllFollowings();
+    }
+
+    Cache.prototype.getAllFollowings = function() {
+
+        var _this = this;
+
+        var callback = function(resp) {
+
+            var fs = JSON.parse(resp.responseText)
+
+            if (fs.length < 1) return;
+
+            for (var i = 0; i < fs.length; i++) {
+
+                var following = fs[i];
+                _this.before_id = following.id;
+                _this.followings[following.entity] = following;
+            }
+        }
+
+        var url = URI(Paths.mkApiRootPath("/followings"));
+        if (this.before_id) {
+            url.addSearch("before_id", this.before_id);
+        }
+
+        Paths.getURL(url, "GET", callback);
+    }
+
+    return Cache;
+
+});