git-svn-id: https://msi/svn/firstRepo/WebClient/branches/NewRelease@59 0f545695-f87b-41b6-9a03-7f16563b5454

2016-02-01 17:02:23 +00:00
parent fc7970ec57
commit 7737c750eb
8 changed files with 142 additions and 37 deletions
@@ -0,0 +1,82 @@
+	/* 
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+define(['jquery', 'backbone'],
+        function ($, Backbone) {
+
+            var Images = {                
+                prefix: "images",
+                getThumb: function (id) {
+                	var val = this._get(id);
+                    if(val.thumb !== "")
+                    	return val.thumb;
+
+                    var response = $.ajax({
+                        url: myManifest.Settings.DefaultURL + "/api/photo/thumbnail/" + id + "/1",
+                        type: 'GET',
+                        async: false
+                    }).responseText;
+                    val.thumb = response;
+					this._set(id, val);
+                    return val.thumb;
+                },
+                getMedium: function (id) {
+                	var val = this._get(id);
+                    if(val.medium !== "")
+                    	return val.medium;
+
+                    var response = $.ajax({
+                        url: myManifest.Settings.DefaultURL + "/api/photo/medium/" + id + "/1",
+                        type: 'GET',
+                        async: false
+                    }).responseText;
+                    val.medium = response;
+					this._set(id, val);
+                    return val.medium;
+                },
+                getFull: function (id) {
+                	var val = this._get(id);
+                    if(val.full !== "")
+                    	return val.full;
+
+                    var response = $.ajax({
+                        url: myManifest.Settings.DefaultURL + "/api/photo/" + id + "/1",
+                        type: 'GET',
+                        async: false
+                    }).responseText;
+                    val.full = response;
+					this._set(id, val);
+                    return val.full;
+                },
+                _set:function(id, item){
+                	var list = JSON.parse(window.localStorage.getItem(this.prefix));
+                	if(list !== null)
+                	{
+                		list[id] = item;
+                		window.localStorage.setItem(this.prefix, JSON.stringify(list));
+                	}
+                },
+                _get:function(id){
+                	var ret = null;
+                	var item = JSON.parse(window.localStorage.getItem(this.prefix));
+                    if(item === null){
+                    	item = {};
+                    	window.localStorage.setItem(this.prefix, JSON.stringify(item));
+                    	ret = { thumb: "", medium: "", full:""};
+                    }
+                	else if(item[id] === undefined){
+                		ret = { thumb: "", medium: "", full:""};
+                	}
+                	else{
+                		ret = item[id];
+                	}
+
+                	return ret;
+                }
+            };
+
+            return Images;
+        });