/*------------------------------------------------------------------------------ * JavaScript rbmXML Library * Version 1.07.0002 * by Bernd Rudolf, http://www.rbm.de * Copyright (c) 2007 Bernd Rudolf. All Rights reserved. * * partially based on zXml Library * by Nicholas C. Zakas, http://www.nczonline.net/ * Copyright (c) 2004-2006 Nicholas C. Zakas. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Changes: * 23.05.2007: createXMLHttp(xmlhttp) param removed since unused * 24.05.2007: createXMLHttp(XMLeval) returns a MSXML2.XMLhttp.3.0 if false * due to encoding trouble of responseText with 4.0 and higher * 16.08.2007: IE7 supports XMLHttpRequest-Object... Line 85 changed * * v1.03.0001 * 05.09.2007: Error Numbers implemented * * v1.05.0001 * 21.09.2007: added checkboxes and radiobuttons to getFormData * * v1.06.0001 * 23.09.2007: functions XMLencode and postEncode added * * v1.06.0002 * 28.12.2007: bug in selectNodes gefixed * * v1.07.0001 * 06.02.2008: MSXML 5.0 stuff removed! * * v1.07.0002 * 23.04.2008 ResolveExternals eingefügt *------------------------------------------------------------------------------ * Error-Numbers: * 30 = Your browser doesn't support an XML HTTP Request. * 31 = Could not create XML HTTP Request. * 40 = Your browser doesn't support an XML DOM document. * 41 = Could not create XML DOM document. * 50 = No XPath engine found. */ var rbmXML = { buseActiveX: (typeof ActiveXObject != "undefined"), buseDom: document.implementation && document.implementation.createDocument, buseXMLHttp: (typeof XMLHttpRequest != "undefined") }; rbmXML.XMLHttp_VERS = ["MSXML2.XmlHttp.6.0", "MSXML2.XmlHttp.4.0", "MSXML2.XmlHttp.3.0"]; rbmXML.DOM_VERS = ["MSXML2.DOMDocument.6.0", "MSXML2.DOMDocument.4.0", "MSXML2.DOMDocument.3.0"]; rbmXML.getFormData = function(element) { var strPost = "" var myInput = element.getElementsByTagName("input"); for (i = 0; i < myInput.length; i++) { //alert(i + ": " + myInput[i].id + " " + myInput[i].type); switch (myInput[i].type) { case "checkbox": if (strPost != "") strPost += "&"; if (myInput[i].checked == true) { strPost += myInput[i].name + "=1"; } else { strPost += myInput[i].name + "=0"; } break; case "radio": var thisName = myInput[i].name; while(thisName == myInput[i].name) { if(myInput[i].checked) { if (strPost != "") strPost += "&" strPost += myInput[i].name + "=" + myInput[i].value; } i++; } i--; break; case "button": break; default: if (myInput[i].value) { if (strPost != "") strPost += "&" strPost += myInput[i].name + "=" + myInput[i].value; } break; } } var myInput = element.getElementsByTagName("select"); for (i = 0; i < myInput.length; i++) { if (strPost != "") strPost += "&" strPost += myInput[i].name + "=" + myInput[i].value; } var myInput = element.getElementsByTagName("textarea"); for (i = 0; i < myInput.length; i++) { if (strPost != "") strPost += "&" strPost += myInput[i].name + "=" + myInput[i].innerHTML; } var strEnc = rbmXML.urlEncode(strPost) return strEnc; }; rbmXML.postEncode = function (strPost) { //encoding Formdata for XML var strEnc = ""; for (i = 0; i < strPost.length; i++) { c = strPost.charCodeAt(i); switch(c) { /* case 60: strEnc += "%60"; break; */ case 61: //= strEnc += "%61"; break; /* case 62: strEnc += "%62"; break; case 39: strEnc += "%39;"; break; case 63: //? strEnc += "%62"; break; */ case 38: //& strEnc += "%38"; break; /* case 34: strEnc += "%34;"; break; case 36: strEnc += "%36"; break; */ case 37: //% strEnc += "%37"; break; default: strEnc += strPost.charAt(i); break; } } return strEnc }; rbmXML.urlEncode = function (strPost) { var strEnc = ""; for (i = 0; i < strPost.length; i++) { c = strPost.charCodeAt(i); if ((c < 48 || c > 122) && c != 38) { strEnc += "%" + c.toString(16); } else { strEnc += strPost.charAt(i); } } return strEnc }; rbmXML.XMLencode = function (strPost) { //encoding Formdata for XML var strEnc = ""; for (i = 0; i < strPost.length; i++) { c = strPost.charAt(i); switch(c) { case "<": strEnc += "<"; break; case ">": strEnc += ">"; break; case "'": strEnc += "'"; break; case "&": strEnc += "&"; break; case "\"": strEnc += """; break; case "$": strEnc += "$"; break; default: strEnc += strPost.charAt(i); } } return strEnc }; rbmXML.createXMLHttp = function (XMLeval) { var xmlhttp; if (rbmXML.buseXMLHttp && !rbmXML.buseActiveX) { //otherwise IE7 returns XMLHttpRequest return new XMLHttpRequest(); } else if (rbmXML.buseActiveX) { //IE < 7.0 = use ActiveX if (!rbmXML.XMLHttp_V || !XMLeval) { //alway use the routine for if(!XMLeval) { //try to get MSXML2.XMLHttp.3.0 first!! Due to encoding issue with 4.0 and higher for (var i=rbmXML.XMLHttp_VERS.length - 1; i >= 0; i--) { try { new ActiveXObject(rbmXML.XMLHttp_VERS[i]); sVersion= rbmXML.XMLHttp_VERS[i]; break; } catch (oError) { } } } else { for (var i=0; i < rbmXML.XMLHttp_VERS.length; i++) { try { new ActiveXObject(rbmXML.XMLHttp_VERS[i]); rbmXML.XMLHttp_V = rbmXML.XMLHttp_VERS[i]; //do not store for further use!! break; } catch (oError) { } } sVersion = rbmXML.XMLHttp_V; } } if (sVersion) { return new ActiveXObject(sVersion); } else { throw new Error(31, "Could not create XML HTTP Request."); } } else { throw new Error(30, "Your browser doesn't support an XML HTTP Request."); } }; rbmXML.createDoc = function () { if (!rbmXML.buseActiveX) { var oXmlDom = document.implementation.createDocument("","",null); oXmlDom.parseError = { valueOf: function () { return this.errorCode; }, toString: function () { return this.errorCode.toString() } }; return oXmlDom; } else if (rbmXML.buseActiveX) { if (!rbmXML.DOM_VER) { for (var i=0; i < rbmXML.DOM_VERS.length; i++) { try { new ActiveXObject(rbmXML.DOM_VERS[i]); rbmXML.DOM_VER = rbmXML.DOM_VERS[i]; break; } catch (oError) { //alert("CreateDoc: " + oError.description + " - " + rbmXML.DOM_VERS[i]); } } } // alert(rbmXML.DOM_VER); if (rbmXML.DOM_VER) { var retObj = new ActiveXObject(rbmXML.DOM_VER); if(rbmXML.DOM_VER == "MSXML2.DOMDocument.3.0") { //default QueryLanguage in 3.0 is XSLPatterns so change it! retObj.setProperty("SelectionLanguage", "XPath"); } // retObj.setProperty("resolveExternals", true); retObj.resolveExternals = true; return retObj; } else { throw new Error(41, "Could not create XML DOM document."); } } else { throw new Error(40, "Your browser doesn't support an XML DOM document."); } }; rbmXML.renderToDoc = function (objXML, objXSL, element, bappend) { // alert(objXML.xml); // alert(objXSL.xml); // alert("Render to: " + element); if ( rbmXML.buseActiveX ) { var strOut = objXML.transformNode(objXSL); var objElement = document.getElementById(element); objElement.innerHTML = strOut; // alert(strOut); } else { var xsltProcessor = new XSLTProcessor(); xsltProcessor.importStylesheet(objXSL); var objOut = xsltProcessor.transformToFragment(objXML, document); var objElement = document.getElementById(element); alert(objElement.hasChildNodes()); if (!bappend && objElement.hasChildNodes()) { while (objElement.hasChildNodes()) { objElement.removeChild(objElement.firstChild); } } objElement.appendChild(objOut); } }; rbmXML.serXML = function (objXML) { /*nur Firefox */ var oSer = new XMLSerializer(); return oSer.serializeToString(objXML); }; rbmXML.showXML = function (objXML) { if (rbmXML.buseActiveX) return objXML.xml else return rbmXML.serXML(objXML) }; rbmXML.displayParseError = function(objErr) { strErr = objErr.reason + "(" + objErr.line + ", " + objErr.linepos + ") in \n" + objErr.url alert(strErr); }; /** * Selects the nodes matching a given XPath expression. * @param oRefNode The node from which to evaluate the expression. * @param sXPath The XPath expression. * @param oXmlNs An object containing the namespaces used in the expression. Optional. * @return An XML node matching the expression or null if no matches found. */ rbmXML.selectNodes = function (oRefNode /*:Node*/, sXPath /*:String*/, oXmlNs /*:Object*/) { if (typeof XPathEvaluator != "undefined") { oXmlNs = oXmlNs || {}; var nsResolver = function (sPrefix) { return oXmlNs[sPrefix]; }; var oEvaluator = new XPathEvaluator(); var oResult = oEvaluator.evaluate(sXPath, oRefNode, nsResolver, XPathResult.ORDERED_NODE_ITERATOR_TYPE, null); var aNodes = new Array; if (oResult != null) { var oElement = oResult.iterateNext(); while(oElement) { aNodes.push(oElement); oElement = oResult.iterateNext(); } } return aNodes; } else if (rbmXML.buseActiveX) { if (oXmlNs) { var sXmlNs = ""; for (var sProp in oXmlNs) { sXmlNs += "xmlns:" + sProp + "=\'" + oXmlNs[sProp] + "\' "; } oRefNode.ownerDocument.setProperty("SelectionNamespaces", sXmlNs); } return oRefNode.selectNodes(sXPath); } else { throw new Error(50, "No XPath engine found."); } }; /** * Selects the first node matching a given XPath expression. * @param oRefNode The node from which to evaluate the expression. * @param sXPath The XPath expression. * @param oXmlNs An object containing the namespaces used in the expression. * @return An XML node matching the expression or null if no matches found. */ rbmXML.selectSingleNode = function (oRefNode /*:Node*/, sXPath /*:String*/, oXmlNs /*:Object*/) { if (typeof XPathEvaluator != "undefined") { oXmlNs = oXmlNs || {}; var nsResolver = function (sPrefix) { return oXmlNs[sPrefix]; }; var oEvaluator = new XPathEvaluator(); var oResult = oEvaluator.evaluate(sXPath, oRefNode, nsResolver, XPathResult.FIRST_ORDERED_NODE_TYPE, null); if (oResult != null) { return oResult.singleNodeValue; } else { return null; } } else if (rbmXML.buseActiveX) { if (oXmlNs) { var sXmlNs = ""; for (var sProp in oXmlNs) { sXmlNs += "xmlns:" + sProp + "=\'" + oXmlNs[sProp] + "\' "; } //XXX oRefNode.ownerDocument.setProperty("SelectionNamespaces", sXmlNs); } return oRefNode.selectSingleNode(sXPath); } else { throw new Error(50, "No XPath engine found.") } }; /** * Serializes the given XML node into an XML string. * @param oNode The XML node to serialize. * @return An XML string. */ rbmXML.serializeToString = function (oNode ) { var sXml = ""; switch (oNode.nodeType) { case 1: //element sXml = "<" + oNode.tagName; for (var i=0; i < oNode.attributes.length; i++) { sXml += " " + oNode.attributes[i].name + "=\"" + oNode.attributes[i].value + "\""; } sXml += ">"; for (var i=0; i < oNode.childNodes.length; i++){ sXml += this.serializeToString(oNode.childNodes[i]); } sXml += ""; break; case 3: //text node sXml = oNode.nodeValue; break; case 4: //cdata sXml = ""; break; case 7: //processing instruction sXml = ""; break; case 8: //comment sXml = ""; break; case 9: //document for (var i=0; i < oNode.childNodes.length; i++){ sXml += this.serializeToString(oNode.childNodes[i]); } break; } return sXml; }; // check for XPath implementationif( document.implementation.hasFeature("XPath", "3.0") ){ // prototying the XMLDocument XMLDocument.prototype.selectNodes = function(cXPathString, xNode) { if( !xNode ) { xNode = this; } var oNSResolver = this.createNSResolver(this.documentElement) var aItems = this.evaluate(cXPathString, xNode, oNSResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null) var aResult = []; for( var i = 0; i < aItems.snapshotLength; i++) { aResult[i] = aItems.snapshotItem(i); } return aResult; } // prototying the Element Element.prototype.selectNodes = function(cXPathString) { if(this.ownerDocument.selectNodes) { return this.ownerDocument.selectNodes(cXPathString, this); } else{throw "For XML Elements Only";} }}