The Freezer - Visualforce page to allow users to be frozen or defrosted

gistfile1.txt

<apex:page >
    <script type="text/javascript">
    var __sfdcSessionId = '{!GETSESSIONID()}';
    </script>
    <script src="../../soap/ajax/29.0/connection.js"
          type="text/javascript"></script>
    <script type="text/javascript">     

    function getUserInfo()
    {
      var userInfoById = {};
    
      var result = sforce.connection.query(
          "Select Id, UserId, IsFrozen, IsPasswordLocked From UserLogin order by UserId");

      var it = new sforce.QueryResultIterator(result);
 
      while(it.hasNext()) 
      {
         var record = it.next();

         userInfoById[record.UserId] = record;
      }  
      
      
      var output='<table><tr><th>User</th><th>Action</th></tr>';
      
      result = sforce.connection.query(
          "Select Id, FirstName, LastName from User where IsActive=true");

      it = new sforce.QueryResultIterator(result);
 
      while(it.hasNext()) 
      {
        var record = it.next();
        
        if (record.Id in userInfoById)
        {
          var userInfo=userInfoById[record.Id];
          var name=record.FirstName + ' ' + record.LastName;
          output+='<tr><td>' + name + '</td><td>';
          if (userInfo.IsFrozen=='true')
          {
            output+="<button onclick=\"freeze('" + userInfo.Id + "', '" + name + "', false);\">Defrost</button>";
          }
          else
          {
            output+="<button onclick=\"freeze('" + userInfo.Id + "', '" + name + "', true);\">Freeze</button>";
          }
          output+='</td></tr>';
        }
      }
      
      output+='</table>';
      
      document.getElementById('output').innerHTML=output;
    }
  
  function freeze(id, name, freezerState)
  {
    alert("Freezing " + name);
    var userlogin = new sforce.SObject("UserLogin");
    userlogin.Id = id;
    userlogin.IsFrozen = freezerState;
    var result = sforce.connection.update([userlogin]);
 
    if (result[0].getBoolean("success")) {
        alert(name + " " + (freezerState?'frozen':'defrosted'));
    } else {
        alert("failed to " + name + " " + result[0]);
    } 
    
    window.location.reload();
  }

  </script>
  
  <apex:sectionHeader title="The Freezer"/>

  <div id="output"> </div>
   
  <script>
    getUserInfo();
  </script>
</apex:page>