Profile View Counter

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Application Details Description Profile view counter (uses persistent data) Publisher James Peter Author James Peter Code http://open-counter.googlecode.com/files/OpenSocial_Profile_Counter.xml Genre Tools Supports OpenSocial

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<?xml version="1.0" encoding="UTF-8" ?> 
<Module>
  <ModulePrefs
    title="Counter"
    directory_title="Counter"
    description="Counter records who visits your profile! On your profile it displays the number of people who have seen your profile along with the details of the last person who visited."
    author="James Peter"
    author_email="zemaj.com+countergadget@gmail.com"
    thumbnail="http://open-counter.googlecode.com/files/counter.png"
    height="50">
  <Require feature="opensocial-0.5"/>
  <Require feature="dynamic-height"/>
  <Require feature="analytics"/>
 </ModulePrefs>
 <UserPref name="showOwner"
    display_name="Include your own views in the counter?"
    datatype="bool"
    default_value="true" />
 <Content type="html"><![CDATA[

  <script type="text/javascript">
    // NB: We shouldn't have to hard code this!
    // There seems to be no way to get this data & the profile urls are relative :(
    var _urlBase = "http://sandbox.orkut.com";
    var _prefs = new _IG_Prefs();

    function loadCounter() {
      var req = opensocial.newDataRequest();
      req.add(req.newFetchPersonRequest('VIEWER'), 'viewer');
      req.add(req.newFetchPersonRequest('OWNER'), 'owner');
      req.add(req.newFetchInstanceAppDataRequest("*"), "instanceData");
      req.send(showCounter);
    }

    function getInstanceData(data) {
      var data = data.get("instanceData");
      if(data && !data.hadError()) {
        return data.getData();
      }
      return null;
    }
    
    function getInstanceKey(instanceData, key) {
      if(instanceData)
        return instanceData[key];
      return null;
    }

    function showCounter(data) {
      if(data.hadError()) { console.log(data.getError()); }
      var owner = data.get("owner");
      var profile_name = "This";
      if(!owner.hadError()) {
        profile_name = owner.getData().getDisplayName();
        if(profile_name.charAt(profile_name.length-1) == "s") {
          profile_name = profile_name+"'";
        }
        else {
          profile_name = profile_name+"'s";
        }
      }

      var instanceData = getInstanceData(data);
      var counter = parseInt(getInstanceKey(instanceData, "counter"));
      if(!counter) {
        counter = 0;
      }

      var viewer = data.get("viewer");
      var viewData = null;
      if(!viewer.hadError()) {
        viewData = viewer.getData();
        if(_prefs.getBool("showOwner") || !viewData.isOwner()) {
          ++counter;
        }
      }
      document.getElementById('counter_container').innerHTML = profile_name+" profile has been viewed "+counter+" times.";

      var lastVisitor = getInstanceKey(instanceData, "lastVisitor");
      var lastVisitorUrl = getInstanceKey(instanceData, "lastVisitorUrl");
      if(lastVisitor) {
        if(lastVisitorUrl) {
          lastVisitor = "<a target='_top' href='"+_urlBase+lastVisitorUrl+"'>"+lastVisitor+"</a>";
        }
        document.getElementById('lastVisitor_container').innerHTML = "The last person to visit this profile was "+lastVisitor+".";
      }
      else {
        lastVisitor = "";
        lastVisitorUrl = "";
      }

      var req = opensocial.newDataRequest();
      req.add(req.newUpdateInstanceAppDataRequest("counter", ""+counter)); // Can't pass primatives
      
      var viewer = data.get("viewer");
      if(viewData) {
        if(_prefs.getBool("showOwner") || !viewData.isOwner()) {
          lastVisitor = viewData.getDisplayName();
          lastVisitorUrl = viewData.getField(opensocial.Person.Field.PROFILE_URL);
          req.add(req.newUpdateInstanceAppDataRequest("lastVisitor", lastVisitor));
          req.add(req.newUpdateInstanceAppDataRequest("lastVisitorUrl", lastVisitorUrl));
        }
      }

      req.send(savedCounter);
      _IG_AdjustIFrameHeight();
    }

    function savedCounter(data) {
      if (data.hadError()) {
        console.log(data.getError());
      }
    }

    _IG_RegisterOnloadHandler(loadCounter);
  </script>
  <script>
    _IG_Analytics("UA-1239903-2", "/counter");
  </script>
  <div id="counter_container"></div>
  <div id="lastVisitor_container"></div>

  ]]></Content>
</Module>

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