Subversion Repositories Applications.papyrus

if(!dojo._hasResource["dojo.parser"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.

dojo._hasResource["dojo.parser"] = true;

dojo.provide("dojo.parser");

dojo.require("dojo.date.stamp");

dojo.parser = new function(){

	var d = dojo;

	function val2type(/*Object*/ value){

		// summary:

		//		Returns name of type of given value.

		if(d.isString(value)){ return "string"; }

		if(typeof value == "number"){ return "number"; }

		if(typeof value == "boolean"){ return "boolean"; }

		if(d.isFunction(value)){ return "function"; }

		if(d.isArray(value)){ return "array"; } // typeof [] == "object"

		if(value instanceof Date) { return "date"; } // assume timestamp

		if(value instanceof d._Url){ return "url"; }

		return "object";

	}

	function str2obj(/*String*/ value, /*String*/ type){

		// summary:

		//		Convert given string value to given type

		switch(type){

			case "string":

				return value;

			case "number":

				return value.length ? Number(value) : NaN;

			case "boolean":

				// for checked/disabled value might be "" or "checked".  interpret as true.

				return typeof value == "boolean" ? value : !(value.toLowerCase()=="false");

			case "function":

				if(d.isFunction(value)){

					// IE gives us a function, even when we say something like onClick="foo"

					// (in which case it gives us an invalid function "function(){ foo }").

					//  Therefore, convert to string

					value=value.toString();

					value=d.trim(value.substring(value.indexOf('{')+1, value.length-1));

				}

				try{

					if(value.search(/[^\w\.]+/i) != -1){

						// TODO: "this" here won't work

						value = d.parser._nameAnonFunc(new Function(value), this);

					}

					return d.getObject(value, false);

				}catch(e){ return new Function(); }

			case "array":

				return value.split(/\s*,\s*/);

			case "date":

				switch(value){

					case "": return new Date("");	// the NaN of dates

					case "now": return new Date();	// current date

					default: return d.date.stamp.fromISOString(value);

				}

			case "url":

				return d.baseUrl + value;

			default:

				return d.fromJson(value);

		}

	}

	var instanceClasses = {

		// map from fully qualified name (like "dijit.Button") to structure like

		// { cls: dijit.Button, params: {label: "string", disabled: "boolean"} }

	};

	function getClassInfo(/*String*/ className){

		// className:

		//		fully qualified name (like "dijit.Button")

		// returns:

		//		structure like

		//			{

		//				cls: dijit.Button,

		//				params: { label: "string", disabled: "boolean"}

		//			}

		if(!instanceClasses[className]){

			// get pointer to widget class

			var cls = d.getObject(className);

			if(!d.isFunction(cls)){

				throw new Error("Could not load class '" + className +

					"'. Did you spell the name correctly and use a full path, like 'dijit.form.Button'?");

			}

			var proto = cls.prototype;

			// get table of parameter names & types

			var params={};

			for(var name in proto){

				if(name.charAt(0)=="_"){ continue; } 	// skip internal properties

				var defVal = proto[name];

				params[name]=val2type(defVal);

			}

			instanceClasses[className] = { cls: cls, params: params };

		}

		return instanceClasses[className];

	}

	this._functionFromScript = function(script){

		var preamble = "";

		var suffix = "";

		var argsStr = script.getAttribute("args");

		if(argsStr){

			d.forEach(argsStr.split(/\s*,\s*/), function(part, idx){

				preamble += "var "+part+" = arguments["+idx+"]; ";

			});

		}

		var withStr = script.getAttribute("with");

		if(withStr && withStr.length){

			d.forEach(withStr.split(/\s*,\s*/), function(part){

				preamble += "with("+part+"){";

				suffix += "}";

			});

		}

		return new Function(preamble+script.innerHTML+suffix);

	}

	this.instantiate = function(/* Array */nodes){

		// summary:

		//		Takes array of nodes, and turns them into class instances and

		//		potentially calls a layout method to allow them to connect with

		//		any children

		var thelist = [];

		d.forEach(nodes, function(node){

			if(!node){ return; }

			var type = node.getAttribute("dojoType");

			if((!type)||(!type.length)){ return; }

			var clsInfo = getClassInfo(type);

			var clazz = clsInfo.cls;

			var ps = clazz._noScript||clazz.prototype._noScript;

			// read parameters (ie, attributes).

			// clsInfo.params lists expected params like {"checked": "boolean", "n": "number"}

			var params = {};

			var attributes = node.attributes;

			for(var name in clsInfo.params){

				var item = attributes.getNamedItem(name);

				if(!item || (!item.specified && (!dojo.isIE || name.toLowerCase()!="value"))){ continue; }

				var value = item.value;

				// Deal with IE quirks for 'class' and 'style'

				switch(name){

				case "class":

					value = node.className;

					break;

				case "style":

					value = node.style && node.style.cssText; // FIXME: Opera?

				}

				var _type = clsInfo.params[name];

				params[name] = str2obj(value, _type);

			}

			// Process <script type="dojo/*"> script tags

			// <script type="dojo/method" event="foo"> tags are added to params, and passed to

			// the widget on instantiation.

			// <script type="dojo/method"> tags (with no event) are executed after instantiation

			// <script type="dojo/connect" event="foo"> tags are dojo.connected after instantiation

			if(!ps){

				var connects = [],	// functions to connect after instantiation

					calls = [];		// functions to call after instantiation

				d.query("> script[type^='dojo/']", node).orphan().forEach(function(script){

					var event = script.getAttribute("event"),

						type = script.getAttribute("type"),

						nf = d.parser._functionFromScript(script);

					if(event){

						if(type == "dojo/connect"){

							connects.push({event: event, func: nf});

						}else{

							params[event] = nf;

						}

					}else{

						calls.push(nf);

					}

				});

			}

			var markupFactory = clazz["markupFactory"];

			if(!markupFactory && clazz["prototype"]){

				markupFactory = clazz.prototype["markupFactory"];

			}

			// create the instance

			var instance = markupFactory ? markupFactory(params, node, clazz) : new clazz(params, node);

			thelist.push(instance);

			// map it to the JS namespace if that makes sense

			var jsname = node.getAttribute("jsId");

			if(jsname){

				d.setObject(jsname, instance);

			}

			// process connections and startup functions

			if(!ps){

				dojo.forEach(connects, function(connect){

					dojo.connect(instance, connect.event, null, connect.func);

				});

				dojo.forEach(calls, function(func){

					func.call(instance);

				});

			}

		});

		// Call startup on each top level instance if it makes sense (as for

		// widgets).  Parent widgets will recursively call startup on their

		// (non-top level) children

		d.forEach(thelist, function(instance){

			if(	instance  &&

				(instance.startup) &&

				((!instance.getParent) || (!instance.getParent()))

			){

				instance.startup();

			}

		});

		return thelist;

	};

	this.parse = function(/*DomNode?*/ rootNode){

		// summary:

		//		Search specified node (or root node) recursively for class instances,

		//		and instantiate them Searches for

		//		dojoType="qualified.class.name"

		var list = d.query('[dojoType]', rootNode);

		// go build the object instances

		var instances = this.instantiate(list);

		return instances;

	};

}();

//Register the parser callback. It should be the first callback

//after the a11y test.

(function(){

	var parseRunner = function(){

		if(djConfig["parseOnLoad"] == true){

			dojo.parser.parse();

		}

	};

	// FIXME: need to clobber cross-dependency!!

	if(dojo.exists("dijit.wai.onload") && (dijit.wai.onload === dojo._loaders[0])){

		dojo._loaders.splice(1, 0, parseRunner);

	}else{

		dojo._loaders.unshift(parseRunner);

	}

})();

//TODO: ported from 0.4.x Dojo.  Can we reduce this?

dojo.parser._anonCtr = 0;

dojo.parser._anon = {}; // why is this property required?

dojo.parser._nameAnonFunc = function(/*Function*/anonFuncPtr, /*Object*/thisObj){

	// summary:

	//		Creates a reference to anonFuncPtr in thisObj with a completely

	//		unique name. The new name is returned as a String.

	var jpn = "$joinpoint";

	var nso = (thisObj|| dojo.parser._anon);

	if(dojo.isIE){

		var cn = anonFuncPtr["__dojoNameCache"];

		if(cn && nso[cn] === anonFuncPtr){

			return anonFuncPtr["__dojoNameCache"];

		}

	}

	var ret = "__"+dojo.parser._anonCtr++;

	while(typeof nso[ret] != "undefined"){

		ret = "__"+dojo.parser._anonCtr++;

	}

	nso[ret] = anonFuncPtr;

	return ret; // String

}

}