Client-Side Programming in Sharepoint # 2

Get All User Collection From Web using javascript


In this article we will see how we can call sharepoint webservices using javascript.Sharepoint provide a webservice usergroup.asmx for user related operations.with the help of xslt , we can show the data retruned by webservice.Following are the steps-

• Add a content editor webpart on your page
• Open SOurce editor
• Add a div element which will show the result
  
  <div id="results"></div>
  
• 
  Add following style element
  
  <style>
  .resulttable { margin-left:5px; margin-top:3px; padding-top:0px; }
  .heading { font-weight:bold; }
  .admintd { font-weight: bold; color: #009900; }
  </style>
  
• 
  Add following javascript code in source editor
  
  
  <script type="text/javascript">
  
  //declare a variable which will hold xslt code
  
  var _xslText = '&lt;?xml version="1.0" ?&gt;' +
  '&lt;xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:response="http://schemas.microsoft.com/sharepoint/soap/directory/"&gt;' +
  ' &lt;xsl:template match="/"&gt;' +
  ' &lt;table class="resulttable"&gt;' +
  ' &lt;th class="heading"&gt;' +
  ' &lt;td class="heading"&gt;Name&lt;/td&gt;' +
  ' &lt;td class="heading"&gt;Login&lt;/td&gt;' +
  ' &lt;td class="heading"&gt;Email&lt;/td&gt;' +
  ' &lt;/th&gt;' +
  ' &lt;xsl:apply-templates select="//response:Users" /&gt;' +
  ' &lt;/table&gt; &lt;div class="ms-vb"&gt;Site administrators are &lt;span class="admintd"&gt;highlighted&lt;/span&gt;.&lt;/div&gt;' +
  ' &lt;/xsl:template&gt;' +
  ' &lt;xsl:template match="//response:Users"&gt;' +
  ' &lt;xsl:for-each select="response:User"&gt;' +
  ' &lt;tr&gt;' +
  ' &lt;td&gt;&lt;/td&gt;' +
  ' &lt;td&gt;' +
  ' &lt;xsl:choose&gt;' +
  ' &lt;xsl:when test="@IsSiteAdmin=\'True\'"&gt;' +
  ' &lt;xsl:attribute name="class"&gt;admintd&lt;/xsl:attribute&gt;' +
  ' &lt;/xsl:when&gt;' +
  ' &lt;xsl:otherwise&gt;' +
  ' &lt;xsl:attribute name="class"&gt;&lt;/xsl:attribute&gt;' +
  ' &lt;/xsl:otherwise&gt;' +
  ' &lt;/xsl:choose&gt;' +
  ' &lt;xsl:value-of select="@Name"/&gt;' +
  ' &lt;/td&gt;' +
  ' &lt;td class="userlistvalue"&gt;' +
  ' &lt;xsl:value-of select="@LoginName"/&gt;' +
  ' &lt;/td&gt;' +
  ' &lt;td class="userlistvalue"&gt;' +
  ' &lt;xsl:if test="@Email!=\'\'"&gt;' +
  ' &lt;a&gt;' +
  ' &lt;xsl:attribute name="href"&gt;' +
  ' mailto:&lt;xsl:value-of select="@Email"/&gt;' +
  ' &lt;/xsl:attribute&gt;' +
  ' &lt;xsl:value-of select="@Email"/&gt;' +
  ' &lt;/a&gt;' +
  ' &lt;/xsl:if&gt;' +
  ' &lt;/td&gt;' +
  ' &lt;/tr&gt;' +
  ' &lt;/xsl:for-each&gt;' +
  ' &lt;/xsl:template&gt;' +
  '&lt;/xsl:stylesheet&gt;';
  
  
  var _feedUrl = 'http://server-test/_vti_bin/usergroup.asmx?op=GetAllUserCollectionFromWeb';
  var httpObject = false;
  if (window.XMLHttpRequest)
  {
  try
  {
  httpObject = new XMLHttpRequest();
  }
  catch(e)
  {
  httpObject = false;
  }
  }
  else if (window.ActiveXObject)
  {
  try
  {
  httpObject = new ActiveXObject("Msxml2.XMLHTTP");
  }
  catch(e)
  {
  try
  {
  httpObject = new ActiveXObject("Microsoft.XMLHTTP");
  }
  catch(e)
  {
  httpObject = false;
  }
  }
  }
  
  if (httpObject)
  {
  //Prepare the SOAP request string
  var SOAPBody = '<?xml version="1.0" encoding="utf-8"?><soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"><soap:Body><GetAllUserCollectionFromWeb xmlns="http://schemas.microsoft.com/sharepoint/soap/directory/" /></soap:Body></soap:Envelope>';
  
  httpObject.onreadystatechange = function() { DisplayFeed(); };
  httpObject.open("POST", _feedUrl, true);
  httpObject.setRequestHeader("Content-Type", "text/xml; charset=utf-8");
  httpObject.setRequestHeader("Content-Length", SOAPBody.length);
  httpObject.setRequestHeader("SOAPAction", "http://schemas.microsoft.com/sharepoint/soap/directory/GetAllUserCollectionFromWeb");
  httpObject.send(SOAPBody);
  }
  
  
  
  function DisplayFeed()
  {
  if (httpObject.readyState == 4 && httpObject.status == 200 && httpObject.responseXML)
  {
  var xmlText = httpObject.responseText
  var el = document.getElementById('results');
  if (!el)
  {
  alert('display div missing');
  }
  else
  {
  if (window.ActiveXObject)
  {
  var xml = new ActiveXObject("Msxml2.DOMDocument");
  xml.loadXML(xmlText);
  
  var xsl = new ActiveXObject("Msxml2.DOMDocument");
  xsl.loadXML(_xslText.replace(/&lt;/g, '<').replace(/&gt;/g, '>'));
  
  el.innerHTML = xml.transformNode(xsl);
  }
  else
  {
  el.innerText = xml;
  }
  }
  }
  }
  </script>
  

More - Client-Side Programming in Sharepoint