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+/*
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+ * Copyright (c) 2005, The haXe Project Contributors
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+ * All rights reserved.
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions are met:
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+ *
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+ * - Redistributions of source code must retain the above copyright
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+ * notice, this list of conditions and the following disclaimer.
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+ * - Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
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+ * documentation and/or other materials provided with the distribution.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
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+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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+ * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
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+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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+ * DAMAGE.
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+ */
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+
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+enum XmlType {
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+ Element;
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+ PCData;
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+ CData;
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+ Comment;
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+ DocType;
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+ Prolog;
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+ Document;
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+}
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+
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+@:core_api class Xml {
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+
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+ public static var Element(default,null) : XmlType;
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+ public static var PCData(default,null) : XmlType;
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+ public static var CData(default,null) : XmlType;
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+ public static var Comment(default,null) : XmlType;
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+ public static var DocType(default,null) : XmlType;
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+ public static var Prolog(default,null) : XmlType;
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+ public static var Document(default,null) : XmlType;
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+
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+ public var nodeType(default,null) : XmlType;
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+ public var nodeName(getNodeName,setNodeName) : String;
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+ public var nodeValue(getNodeValue,setNodeValue) : String;
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+ public var parent(getParent,null) : Xml;
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+
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+ var _nodeName : String;
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+ var _nodeValue : String;
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+ var _attributes : Hash<String>;
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+ var _children : Array<Xml>;
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+ var _parent : Xml;
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+
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+ public static function parse( str : String ) : Xml {
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+ return haxe.xml.Parser.parse(str);
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+ }
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+
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+ private function new() : Void {
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+ }
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+
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+ public static function createElement( name : String ) : Xml {
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+ var r = new Xml();
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+ r.nodeType = Xml.Element;
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+ r._children = new Array();
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+ r._attributes = new Hash();
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+ r.setNodeName( name );
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+ return r;
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+ }
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+
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+ public static function createPCData( data : String ) : Xml {
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+ var r = new Xml();
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+ r.nodeType = Xml.PCData;
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+ r.setNodeValue( data );
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+ return r;
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+ }
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+
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+ public static function createCData( data : String ) : Xml {
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+ var r = new Xml();
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+ r.nodeType = Xml.CData;
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+ r.setNodeValue( data );
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+ return r;
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+ }
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+
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+ public static function createComment( data : String ) : Xml {
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+ var r = new Xml();
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+ r.nodeType = Xml.Comment;
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+ r.setNodeValue( data );
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+ return r;
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+ }
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+
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+ public static function createDocType( data : String ) : Xml {
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+ var r = new Xml();
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+ r.nodeType = Xml.DocType;
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+ r.setNodeValue( data );
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+ return r;
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+ }
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+
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+ public static function createProlog( data : String ) : Xml {
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+ var r = new Xml();
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+ r.nodeType = Xml.Prolog;
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+ r.setNodeValue( data );
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+ return r;
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+ }
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+
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+ public static function createDocument() : Xml {
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+ var r = new Xml();
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+ r.nodeType = Xml.Document;
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+ r._children = new Array();
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+ return r;
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+ }
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+
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+ private function getNodeName() : String {
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+ if( nodeType != Xml.Element )
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+ throw "bad nodeType";
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+ return _nodeName;
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+ }
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+
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+ private function setNodeName( n : String ) : String {
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+ if( nodeType != Xml.Element )
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+ throw "bad nodeType";
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+ return _nodeName = n;
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+ }
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+
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+ private function getNodeValue() : String {
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+ if( nodeType == Xml.Element || nodeType == Xml.Document )
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+ throw "bad nodeType";
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+ return _nodeValue;
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+ }
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+
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+ private function setNodeValue( v : String ) : String {
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+ if( nodeType == Xml.Element || nodeType == Xml.Document )
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+ throw "bad nodeType";
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+ return _nodeValue = v;
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+ }
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+
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+ private function getParent() : Xml {
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+ return _parent;
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+ }
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+
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+ public function get( att : String ) : String {
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+ if( nodeType != Xml.Element )
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+ throw "bad nodeType";
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+ return _attributes.get( att );
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+ }
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+
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+ public function set( att : String, value : String ) : Void {
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+ if( nodeType != Xml.Element )
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+ throw "bad nodeType";
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+ _attributes.set( att, value );
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+ }
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+
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+ public function remove( att : String ) : Void{
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+ if( nodeType != Xml.Element )
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+ throw "bad nodeType";
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+ _attributes.remove( att );
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+ }
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+
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+ public function exists( att : String ) : Bool {
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+ if( nodeType != Xml.Element )
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+ throw "bad nodeType";
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+ return _attributes.exists( att );
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+ }
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+
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+ public function attributes() : Iterator<String> {
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+ if( nodeType != Xml.Element )
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+ throw "bad nodeType";
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+ return _attributes.keys();
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+ }
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+
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+ public function iterator() : Iterator<Xml> {
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+ if ( _children == null ) throw "bad nodetype";
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+ var cur = 0;
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+ var x = this._children;
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+ return {
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+ hasNext : function(){
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+ return cur < x.length;
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+ },
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+ next : function(){
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+ return x[cur++];
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+ }
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+ }
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+ }
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+
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+ public function elements() : Iterator<Xml> {
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+ if ( _children == null ) throw "bad nodetype";
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+ var cur = 0;
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+ var x = _children;
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+ return untyped {
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+ hasNext : function() {
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+ var k = cur;
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+ var l = x.length;
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+ while( k < l ) {
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+ if( x[k].nodeType == Xml.Element )
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+ break;
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+ k += 1;
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+ }
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+ cur = k;
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+ return k < l;
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+ },
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+ next : function() {
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+ var k = cur;
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+ var l = x.length;
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+ while( k < l ) {
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+ var n = x[k];
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+ k += 1;
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+ if( n.nodeType == Xml.Element ) {
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+ cur = k;
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+ return n;
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+ }
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+ }
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+ return null;
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+ }
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+ }
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+ }
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+
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+ public function elementsNamed( name : String ) : Iterator<Xml> {
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+ if ( _children == null ) throw "bad nodetype";
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+ var x = _children;
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+ var cur = 0;
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+ return untyped {
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+ cur: 0,
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+ x: this._children,
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+ hasNext : function() {
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+ var k = cur;
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+ var l = x.length;
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+ while( k < l ) {
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+ var n = x[k];
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+ if( n.nodeType == Xml.Element && n._nodeName == name )
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+ break;
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+ k++;
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+ }
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+ cur = k;
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+ return k < l;
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+ },
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+ next : function() {
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+ var k = cur;
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+ var l = x.length;
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+ while( k < l ) {
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+ var n = x[k];
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+ k++;
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+ if( n.nodeType == Xml.Element && n._nodeName == name ) {
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+ cur = k;
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+ return n;
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+ }
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+ }
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+ return null;
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+ }
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+ }
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+ }
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+
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+ public function firstChild() : Xml {
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+ if( _children == null ) throw "bad nodetype";
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+ return _children[0];
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+ }
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+
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+ public function firstElement() : Xml {
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+ if( _children == null ) throw "bad nodetype";
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+ var cur = 0;
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+ var l = _children.length;
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+ while( cur < l ) {
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+ var n = _children[cur];
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+ if( n.nodeType == Xml.Element )
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+ return n;
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+ cur++;
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+ }
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+ return null;
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+ }
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+
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+ public function addChild( x : Xml ) : Void {
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+ if( _children == null ) throw "bad nodetype";
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+ if( x._parent != null ) x._parent._children.remove(x);
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+ x._parent = this;
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+ _children.push( x );
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+ }
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+
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+ public function removeChild( x : Xml ) : Bool {
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+ if( _children == null ) throw "bad nodetype";
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+ var b = _children.remove( x );
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+ if( b )
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+ x._parent = null;
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+ return b;
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+ }
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+
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+ public function insertChild( x : Xml, pos : Int ) : Void {
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+ if( _children == null ) throw "bad nodetype";
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+ if( x._parent != null ) x._parent._children.remove(x);
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+ x._parent = this;
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+ _children.insert( pos, x );
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+ }
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+
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+ public function toString() : String {
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+ if( nodeType == Xml.PCData )
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+ return _nodeValue;
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+ if( nodeType == Xml.CData )
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+ return "<![CDATA["+_nodeValue+"]]>";
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+ if( nodeType == Xml.Comment )
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+ return "<!--"+_nodeValue+"-->";
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+ if( nodeType == Xml.DocType )
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+ return "<!DOCTYPE "+_nodeValue+">";
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+ if( nodeType == Xml.Prolog )
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+ return "<?"+_nodeValue+"?>";
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+ var s = new StringBuf();
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+
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+ if( nodeType == Xml.Element ) {
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+ s.add("<");
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+ s.add(_nodeName);
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+ for( k in _attributes.keys() ){
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+ s.add(" ");
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+ s.add(k);
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+ s.add("=\"");
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+ s.add(_attributes.get(k));
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+ s.add("\"");
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+ }
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+ if( _children.length == 0 ) {
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+ s.add("/>");
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+ return s.toString();
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+ }
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+ s.add(">");
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+ }
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+
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+ for( x in iterator() )
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+ s.add(x.toString());
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+
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+ if( nodeType == Xml.Element ) {
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+ s.add("</");
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+ s.add(_nodeName);
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+ s.add(">");
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+ }
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+ return s.toString();
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+ }
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+
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+ static function __init__() : Void untyped {
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+ Xml.Element = XmlType.Element;
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+ Xml.PCData = XmlType.PCData;
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+ Xml.CData = XmlType.CData;
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+ Xml.Comment = XmlType.Comment;
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+ Xml.DocType = XmlType.DocType;
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+ Xml.Prolog = XmlType.Prolog;
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+ Xml.Document = XmlType.Document;
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+ }
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+
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+}
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