90 lines
2.3 KiB
JavaScript
90 lines
2.3 KiB
JavaScript
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if(!dojo._hasResource["dojox.dtl.contrib.data"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
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dojo._hasResource["dojox.dtl.contrib.data"] = true;
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dojo.provide("dojox.dtl.contrib.data");
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dojo.require("dojox.dtl._base");
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(function(){
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var dd = dojox.dtl;
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var ddcd = dd.contrib.data;
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ddcd._BoundItem = dojo.extend(function(item, store){
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this.item = item;
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this.store = store;
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},
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{
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get: function(key){
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var store = this.store;
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var item = this.item;
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if(key == "getLabel"){
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return store.getLabel(item);
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}else if(key == "getAttributes"){
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return store.getAttributes(item);
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}else if(key == "getIdentity"){
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if(store.getIdentity){
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return store.getIdentity(item);
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}
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return "Store has no identity API";
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}else{
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if(store.hasAttribute(item, key)){
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var value = store.getValue(item, key);
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return (dojo.isObject(value) && store.isItem(value)) ? new ddcd._BoundItem(value, store) : value;
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}else if(key.slice(-1) == "s" && store.hasAttribute(item, key.slice(0, -1))){
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return dojo.map(store.getValues(item, key.slice(0, -1)), function(value){
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return (dojo.isObject(value) && store.isItem(value)) ? new ddcd._BoundItem(value, store) : value;
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});
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}
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}
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}
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});
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ddcd.BindDataNode = dojo.extend(function(items, store, alias){
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this.items = new dd._Filter(items);
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this.store = new dd._Filter(store);
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this.alias = alias;
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},
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{
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render: function(context, buffer){
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var items = this.items.resolve(context);
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var store = this.store.resolve(context);
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if(!store){
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throw new Error("data_bind didn't receive a store");
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}
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var list = [];
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if(items){
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for(var i = 0, item; item = items[i]; i++){
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list.push(new ddcd._BoundItem(item, store));
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}
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}
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context[this.alias] = list;
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return buffer;
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},
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unrender: function(context, buffer){
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return buffer;
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},
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clone: function(){
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return this;
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}
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});
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dojo.mixin(ddcd, {
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bind_data: function(parser, text){
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var parts = dd.text.pySplit(text);
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if(parts[2] != 'to' || parts[4] != 'as' || !parts[5]){
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throw new Error("data_bind expects the format: 'data_bind items to store as varName'");
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}
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return new ddcd.BindDataNode(parts[1], parts[3], parts[5]);
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}
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});
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dd.register.tags("dojox.dtl.contrib", {
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"data": ["bind_data"]
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});
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})();
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}
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