Ajax, Web Services & XML Part II Page - 2

Page 2 of 2

Author : Exforsys Inc. Published on: 16th Jul 2006

Ajax, Web Services & XML Part II

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Functions Used:

Sample Code

function makeCall(url, callback, xml) {
request = new ActiveXObject("Microsoft.XMLHTTP");
if (request) {
var now = new Date();
request.onreadystatechange = callback;
request.open("POST", url, true);
request.setRequestHeader("SOAPAction", "<a href="http://www.ignyte.com/whatsshowing/GetTheatersAndMovies" target="_blank" rel="nofollow">http://www.ignyte.com/whatsshowing/GetTheatersAndMovies</a>");
request.setRequestHeader("User-Agent", "Mindreef SOAPscope 4.1.2000 (<a href="http://www.mindreef.com/" target="_blank" rel="nofollow">http://www.mindreef.com</a>")
request.setRequestHeader("Content-Type", "text/xml; charset=UTF-8");
request.send(xml);
}
}
function theaters() {
var zip = document.getElementById("zip").value;
var radius = document.getElementById("radius").value;
xml = '<?xml version="1.0" encoding="UTF-8"?>';
xml += '<soap:Envelope ';
xml += 'xmlns:soap="<a href="http://schemas.xmlsoap.org/soap/envelope/" target="_blank" rel="nofollow">http://schemas.xmlsoap.org/soap/envelope/</a>" ';
xml += 'xmlns:tns="<a href="http://www.ignyte.com/whatsshowing" target="_blank" rel="nofollow">http://www.ignyte.com/whatsshowing</a>" ';
xml += 'xmlns:xs="<a href="http://www.w3.org/2001/XMLSchema" target="_blank" rel="nofollow">'">http://www.w3.org/2001/XMLSchema" target="_blank" rel="nofollow">'</a>;
xml += ' <soap:Body>';
xml += ' <tns:GetTheatersAndMovies>';
xml += ' <tns:zipCode>'+zip+'</tns:zipCode>';
xml += ' <tns:radius>'+radius+'</tns:radius>';
xml += ' </tns:GetTheatersAndMovies>';
xml += ' </soap:Body>';
xml += '</soap:Envelope>';
document.getElementById("request").value = xml;
makeCall('http://www.ignyte.com/webservices/ignyte.whatsshowing.webservice/moviefunctions.asmx" target="_blank" rel="nofollow"', updateMe, xml);
}
function updateMe() {
if (request.readyState != 4) return;
if (request.status != 200) return;
html = "";
var xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
xmlDoc.loadXML(request.responseText);
dfs(xmlDoc);
document.getElementById("request").value = request.responseText;
document.getElementById("result").innerHTML = html;
request.abort();
request = null;
}
function dfs(node) {
var stuff = "";
for(var i=0; i<node.childNodes.length; i++) {
var thisNode = node.childNodes(i);
if (thisNode.nodeName == "Theater") {
html += theater(thisNode) + "n";
} else {
dfs(thisNode);
}
}
return stuff;
}
function theater(node) {
var stuff = "";
for(var i=0; i<node.childNodes.length; i++) {
var thisNode = node.childNodes(i);
if (thisNode.nodeName == "Name") {
stuff += "<h1>"+thisNode.childNodes(0).nodeValue+"</h1>n";
} else if (thisNode.nodeName == "Address") {
stuff += "<h2>"+thisNode.childNodes(0).nodeValue+"</h2>n";
} else if (thisNode.nodeName == "Movies") {
stuff += movies(thisNode);
}
}
return stuff;
}
function movies(node) {
var stuff = "<table border=1>";
for(var i=0; i<node.childNodes.length; i++) {
var thisNode = node.childNodes(i);
if (thisNode.nodeName == "Movie") {
stuff += "<tr>"+movie(thisNode)+"</tr>";
}
}
return stuff+"</table>";
}
function movie(node) {
var stuff = "";
for(var i=0; i<node.childNodes.length; i++) {
var thisNode = node.childNodes(i);
if (thisNode.nodeName == "Rating") {
stuff += "<td>"+thisNode.childNodes(0).nodeValue+"</td>";
} else if (thisNode.nodeName == "Name") {
stuff += "<td>"+thisNode.childNodes(0).nodeValue+"</td>";
} else if (thisNode.nodeName == "RunningTime") {
stuff += "<td>"+thisNode.childNodes(0).nodeValue+"</td>";
} else if (thisNode.nodeName == "ShowTimes") {
stuff += "<td>"+thisNode.childNodes(0).nodeValue+"</td>";
}
}
return stuff;
}