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Instead of modifying SocialApiGuiceModule you can extend it (ie LearningGuiceModule) and replace this module in web.xml. · Click here to view the embedded video.

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package org.apache.shindig.social.opensocial.service;

import java.util.Map;
import java.util.HashMap;
import java.util.concurrent.Future;
import org.apache.shindig.auth.SecurityToken;
import org.apache.shindig.protocol.DataCollection;
import org.apache.shindig.protocol.Service;
import org.apache.shindig.protocol.Operation;
import org.apache.shindig.common.util.ImmediateFuture;

@Service(name = "learning")
public class LearningHandler {

  @Operation(httpMethods = "GET")
  public Future<DataCollection> getInfo(SocialRequestItem request) {
    SecurityToken token = request.getToken();
    System.out.println("Owner="+token.getOwnerId()+" viewer="+token.getViewerId());

    // This data *should* come from an SPI ...
    Map<String, Map<String, String>> results = new HashMap<String, Map<String, String>>();
    Map<String, String> data = new HashMap<String, String>();
    data.put("context_label","SI124");
    data.put("context_title","Network Thinking");
    results.put("info", data);

    DataCollection dc = new DataCollection(results);
    return ImmediateFuture.newInstance(dc);
  }

  @Operation(httpMethods = "GET")
  public void setOutcome(SocialRequestItem request) {
    System.out.println("Param = "+request.getParameter("outcome","default"));
    // Do something clever here like call an SPI ...
  }
}

   gadgets.window.setTitle('Social Hello World');
   osapi.learning.getInfo().execute(function(result) {
        if (result.error) {
            alert('Error on retrieval');
        } else {
            alert('Name '+result.info.context_label);
        }
    }) ;
    var hellos = new Array('Hello World', 'Hallo Welt', 'Ciao a tutti',

     function render(data) {
       alert('Render Label ' + data.learningData.info.context_label);
       var viewer = data.viewer;
       allPeople = data.viewerFriends.list;
    ...
     function initData() {
       var fields = ['id','age','name','gender','profileUrl','thumbnailUrl'];
       var batch = osapi.newBatch();
       batch.add('viewer', osapi.people.getViewer({sortBy:'name',fields:fields}));
       batch.add('viewerFriends', osapi.people.getViewerFriends({sortBy:'name',fields:fields}));
       batch.add('viewerData', osapi.appdata.get({keys:['count']}));
       batch.add('viewerFriendData', osapi.appdata.get({groupId:'@friends',keys:['count']}));
       batch.add('learningData', osapi.learning.getInfo());
       batch.execute(render);
     }

gadgets.learning = (function() {

    var info = null;

    // Create and return our public functions
    return {
        ...
        setInfo : function(learninginfo) {
            info = learninginfo.info;
        },

        getContextLabel : function() {
            if ( info ) {
               return info.context_label;
            } else {
               return null;
            }
        },

        getContextName : function() {
            if ( info ) {
               return info.context_title;
            } else {
               return null;
            }
        },
    };

})();

     function render(data) {
       gadgets.learning.setInfo(data.learningData);
       alert('Gadget Label ' +  gadgets.learning.getContextLabel());
       var viewer = data.viewer;
       allPeople = data.viewerFriends.list;
    ...
     function initData() {
       var fields = ['id','age','name','gender','profileUrl','thumbnailUrl'];
       var batch = osapi.newBatch();
       batch.add('viewer', osapi.people.getViewer({sortBy:'name',fields:fields}));
       batch.add('viewerFriends', osapi.people.getViewerFriends({sortBy:'name',fields:fields}));
       batch.add('viewerData', osapi.appdata.get({keys:['count']}));
       batch.add('viewerFriendData', osapi.appdata.get({groupId:'@friends',keys:['count']}));
       batch.add('learningData', osapi.learning.getInfo());
       batch.execute(render);
     }

vi ./target/work/webapp/samplecontainer/examples/SocialHelloWorld.xml

     function initData() {
       var fields = ['id','age','name','gender','profileUrl','thumbnailUrl'];
       var batch = osapi.newBatch();
       batch.add('viewer', osapi.people.getViewer({sortBy:'name',fields:fields}));
       batch.add('viewerFriends', osapi.people.getViewerFriends({sortBy:'name',fields:fields}));
       batch.add('viewerData', osapi.appdata.get({keys:['count']}));
       batch.add('viewerFriendData', osapi.appdata.get({groupId:'@friends',keys:['count']}));
       batch.execute(render);
     }

     gadgets.util.registerOnLoadHandler(initData);

     function render(data) {
       var viewer = data.viewer;
       allPeople = data.viewerFriends.list;

       var viewerData = data.viewerData;
       viewerCount = getCount(viewerData[viewer.id]);
       …
       html += '<div class="person">';
       html += '<div class="bubble c' + count % numberOfStyles + '">'
         + hellos[count % hellos.length];
       html += '<div class="name">' + allPeople[i].name.formatted
         + ' (' + count + ') ' + allPeople[i].gender;
       html += '</div></div>';
         …
       document.getElementById('helloworlds').innerHTML = html;
       gadgets.window.adjustHeight();

package org.apache.shindig.social.opensocial.service;

import org.apache.shindig.protocol.Service;
import org.apache.shindig.protocol.Operation;

@Service(name = "learning")
public class LearningHandler {

  @Operation(httpMethods = "GET")
  public void setOutcome(SocialRequestItem request) {
    System.out.println("Param = "+request.getParameter("outcome","default"));
    // Do something clever here like call and SPI...
  }
}


import org.apache.shindig.social.opensocial.service.PersonHandler;
import org.apache.shindig.social.opensocial.service.LearningHandler;

   protected Set<Class<?>> getHandlers() {
     return ImmutableSet.<Class<?>>of(ActivityHandler.class, AppDataHandler.class,
       PersonHandler.class, MessageHandler.class, LearningHandler.class);
   }

mvn
mvn -Prun

vi ./target/work/webapp/samplecontainer/examples/SocialHelloWorld.xml

   gadgets.window.setTitle('Social Hello World');
   osapi.learning.setOutcome({'outcome' : '123456'}).execute(function (result) {
        if (result.error) {
            alert('Error, unable to send outcome to server.');
        }
    } ) ;
     var hellos = new Array('Hello World', 'Hallo Welt', 'Ciao a tutti',
...

Param = 123456

        setOutcome : function(data, handler) {
            if ( handler === 'silent' ) handler = (function (result) { } );
            if ( handler === undefined ) handler = (function (result) {
                if (result.error) {
                    alert('Error, unable to send outcome to server.');
                }
            } ) ;
            osapi.learning.setOutcome({'outcome' : data}).execute(handler);
        },

var tamings___ = tamings___ || [];
tamings___.push(function(imports) {
  ___.grantRead(gadgets.learning, 'getContextLabel');
  ___.grantRead(gadgets.learning, 'getContextName');
  ___.grantRead(gadgets.learning, 'setOutcome');
  caja___.whitelistFuncs([
    [osapi.learning, 'setOutcome']
  ]);
});

vi ./target/work/webapp/samplecontainer/examples/SocialHelloWorld.xml

   <Require feature="osapi"></Require>
   <Require feature="learning"></Require>
   <Require feature="settitle"/></Require>
…

   gadgets.window.setTitle('Social Hello World');
   gadgets.learning.setOutcome('0.97');
     var hellos = new Array('Hello World', 'Hallo Welt', 'Ciao a tutti',
...

Param = 0.97

cd features/src/main/javascript/features

gadgets['learning'] = (function() {

    return {
       getContextLabel : function() {
            return 'SI124';
        },

        getContextName : function() {
            return 'Social Computing';
        },

        setOutcome : function(data) {
            alert('setOutcome belongs here');
        }
    };

})();

var tamings___ = tamings___ || [];
tamings___.push(function(imports) {
  ___.grantRead(gadgets.learning, 'getContextLabel');
  ___.grantRead(gadgets.learning, 'getContextName');
  ___.grantRead(gadgets.learning, 'setOutcome');
});

<feature>
  <name>learning</name>
  <dependency>globals</dependency>
  <gadget>
    <script src="learning_client.js"/>
    <script src="taming.js"/>
  </gadget>
  <container>
    <script src="learning_client.js"/>
    <script src="taming.js"/>
  </container>
</feature>

features/xmlutil/feature.xml
features/com.google.gadgets.analytics/feature.xml
features/learning/feature.xml

mvn

mvn -Prun

vi ./target/work/webapp/samplecontainer/examples/SocialHelloWorld.xml

   <Require feature="osapi"></Require>
   <Require feature="learning"></Require>
   <Require feature="settitle"/></Require>
…

   gadgets.window.setTitle('Social Hello World');
   alert(gadgets.learning.getContextLabel());
     var hellos = new Array('Hello World', 'Hallo Welt', 'Ciao a tutti',
...

svn checkout http://svn.apache.org/repos/asf/shindig/trunk/ shindig

mvn

mvn -Prun

vi ./target/work/webapp/samplecontainer/examples/SocialHelloWorld.xml

   gadgets.window.setTitle('Social Hello World');
   alert('Hello Chuck');
     var hellos = new Array('Hello World', 'Hallo Welt', 'Ciao a tutti',

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Proposed upgrade on 6th July postponed

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Read the rest of On Providing a Platform For Interesting People to be Heard (1,661 words)