flymis/WebRoot/dojojs/src/uri/Uri.js

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/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/

dojo.provide("dojo.uri.Uri");

dojo.uri = new function() {
	this.dojoUri = function (/*dojo.uri.Uri||String*/uri) {
		// summary: returns a Uri object resolved relative to the dojo root
		return new dojo.uri.Uri(dojo.hostenv.getBaseScriptUri(), uri);
	}
	
	this.moduleUri = function(/*String*/module, /*dojo.uri.Uri||String*/uri){
		// summary: returns a Uri object relative to a (top-level) module
		// description: Examples: dojo.uri.moduleUri("dojo","Editor"), or dojo.uri.moduleUri("acme","someWidget")
		var loc = dojo.hostenv.getModulePrefix(module);
		if(!loc){return null;}
		if(loc.lastIndexOf("/") != loc.length-1){loc += "/";}
		return new dojo.uri.Uri(dojo.hostenv.getBaseScriptUri()+loc,uri);
	}

	this.Uri = function (/*dojo.uri.Uri||String...*/) {
		// summary: Constructor to create an object representing a URI.
		// description: 
		//  Each argument is evaluated in order relative to the next until
		//  a canonical uri is produced. To get an absolute Uri relative
		//  to the current document use
		//      new dojo.uri.Uri(document.baseURI, uri)

		// TODO: support for IPv6, see RFC 2732

		// resolve uri components relative to each other
		var uri = arguments[0];
		for (var i = 1; i < arguments.length; i++) {
			if(!arguments[i]) { continue; }

			// Safari doesn't support this.constructor so we have to be explicit
			var relobj = new dojo.uri.Uri(arguments[i].toString());
			var uriobj = new dojo.uri.Uri(uri.toString());

			if ((relobj.path=="")&&(relobj.scheme==null)&&(relobj.authority==null)&&(relobj.query==null)) {
				if (relobj.fragment != null) { uriobj.fragment = relobj.fragment; }
				relobj = uriobj;
			} else if (relobj.scheme == null) {
				relobj.scheme = uriobj.scheme;
			
				if (relobj.authority == null) {
					relobj.authority = uriobj.authority;
					
					if (relobj.path.charAt(0) != "/") {
						var path = uriobj.path.substring(0,
							uriobj.path.lastIndexOf("/") + 1) + relobj.path;

						var segs = path.split("/");