source: Dev/trunk/src/client/dojox/mvc/parserExtension.js @ 513

define([
        "require",
        "dojo/_base/kernel",
        "dojo/_base/lang",
        "dojo/has!dojo-parser?:dojo/_base/window",
        "dojo/has",
        "dojo/has!dojo-mobile-parser?:dojo/parser",
        "dojo/has!dojo-parser?:dojox/mobile/parser",
        "dojox/mvc/_atBindingMixin",
        "dojox/mvc/Element"
], function(require, kernel, lang, win, has, parser, mobileParser, _atBindingMixin){

        // module:
        //              dojox/mvc/parserExtension
        // summary:
        //              A extension of Dojo parser that allows data binding without specifying data-dojo-type.

        has.add("dom-qsa", !!document.createElement("div").querySelectorAll);
        try{ has.add("dojo-parser", !!require("dojo/parser"));  }catch(e){}
        try{ has.add("dojo-mobile-parser", !!require("dojox/mobile/parser")); }catch(e){}

        if(has("dojo-parser")){
                var oldScan = parser.scan;

                parser.scan = function(/*DOMNode?*/ root, /*Object*/ options){
                        // summary:
                        //              Find list of DOM nodes that has data-dojo-bind, but not data-dojo-type.
                        //              And add them to list of DOM nodes to instantiate widget (dojox/mvc/Element).

                        return oldScan.apply(this, lang._toArray(arguments)).then(function(list){
                                var dojoType = (options.scope || kernel._scopeName) + "Type",                   // typically "dojoType"
                                 attrData = "data-" + (options.scope || kernel._scopeName) + "-",       // typically "data-dojo-"
                                 dataDojoType = attrData + "type";                                                                      // typically "data-dojo-type"

                                for(var nodes = has("dom-qsa") ? root.querySelectorAll("[" + _atBindingMixin.prototype.dataBindAttr + "]") : root.getElementsByTagName("*"), i = 0, l = nodes.length; i < l; i++){
                                        var node = nodes[i], foundBindingInAttribs = false;
                                        if(!node.getAttribute(dataDojoType) && !node.getAttribute(dojoType) && node.getAttribute(_atBindingMixin.prototype.dataBindAttr)){
                                                list.push({
                                                        types: ["dojox/mvc/Element"],
                                                        node: node
                                                });
                                        }
                                }

                                return list;
                        });
                };
        }

        if(has("dojo-mobile-parser")){
                var oldParse = mobileParser.parse;

                mobileParser.parse = function(/*DOMNode?*/ root, /*Object*/ options){
                        // summary:
                        //              Find list of DOM nodes that has data-dojo-bind, but not data-dojo-type.
                        //              Set dojox/mvc/Element to their data-dojo-type.

                        var dojoType = ((options || {}).scope || kernel._scopeName) + "Type",           // typically "dojoType"
                         attrData = "data-" + ((options || {}).scope || kernel._scopeName) + "-",       // typically "data-dojo-"
                         dataDojoType = attrData + "type";                                                                                      // typically "data-dojo-type"
                         nodes = has("dom-qsa") ? (root || win.body()).querySelectorAll("[" + _atBindingMixin.prototype.dataBindAttr + "]") : (root || win.body()).getElementsByTagName("*");

                        for(var i = 0, l = nodes.length; i < l; i++){
                                var node = nodes[i], foundBindingInAttribs = false, bindingsInAttribs = [];
                                if(!node.getAttribute(dataDojoType) && !node.getAttribute(dojoType) && node.getAttribute(_atBindingMixin.prototype.dataBindAttr)){
                                        node.setAttribute(dataDojoType, "dojox/mvc/Element");
                                }
                        }

                        return oldParse.apply(this, lang._toArray(arguments));
                };
        }

        return parser || mobileParser;
});