Add helper functions

js/event-dispatcher.js

@@ -133,7 +133,6 @@ H5P.EventDispatcher = (function () {
      * @param {...*} args
      */
     self.trigger = function (type, event) {
-      console.log('triggering');
       if (self.debug !== undefined) {
         // Class has debug enabled. Log events.
         console.log(self.debug + ' - Firing event "' + type + '", ' + (triggers[type] === undefined ? 0 : triggers[type].length) + ' listeners.', getArgs(arguments, 1));
@@ -142,7 +141,6 @@ H5P.EventDispatcher = (function () {
       if (event === null) {
         event = new H5P.Event();
       }
-      console.log(triggers);
       if (triggers[type] === undefined) {
         return;
       }
@@ -152,7 +150,6 @@ H5P.EventDispatcher = (function () {
       
 
       // Call all listeners
-      console.log(triggers);
       for (var i = 0; i < triggers[type].length; i++) {
         triggers[type][i].apply(self, args);
       }

js/x-api.js

@@ -77,6 +77,53 @@ H5P.XAPIEvent.prototype.setActor = function() {
   this.statement.actor = H5P.getActor();
 };
 
+H5P.XAPIEvent.prototype.getMaxScore = function() {
+  return this.getVerifiedStatementValue(['result', 'score', 'max']);
+};
+
+H5P.XAPIEvent.prototype.getScore = function() {
+  return this.getVerifiedStatementValue(['result', 'score', 'raw']);
+};
+
+H5P.XAPIEvent.prototype.getVerifiedStatementValue = function(keys) {
+  var val = this.statement;
+  for (var i in keys) {
+    if (val[keys[i]] === undefined) {
+      return null;
+    }
+    val = val[keys[i]];
+  }
+  return val;
+}
+
+H5P.XAPIEvent.allowedXAPIVerbs = [
+  'answered',
+  'asked',
+  'attempted',
+  'attended',
+  'commented',
+  'completed',
+  'exited',
+  'experienced',
+  'failed',
+  'imported',
+  'initialized',
+  'interacted',
+  'launched',
+  'mastered',
+  'passed',
+  'preferred',
+  'progressed',
+  'registered',
+  'responded',
+  'resumed',
+  'scored',
+  'shared',
+  'suspended',
+  'terminated',
+  'voided'
+];
+
 H5P.EventDispatcher.prototype.triggerXAPI = function(verb, extra) {
   var event = this.createXAPIEventTemplate(verb, extra);
   this.trigger('xAPI', event);
@@ -112,31 +159,3 @@ H5P.getActor = function() {
     'objectType': 'Agent'
   };
 };
-
-H5P.XAPIEvent.allowedXAPIVerbs = [
-  'answered',
-  'asked',
-  'attempted',
-  'attended',
-  'commented',
-  'completed',
-  'exited',
-  'experienced',
-  'failed',
-  'imported',
-  'initialized',
-  'interacted',
-  'launched',
-  'mastered',
-  'passed',
-  'preferred',
-  'progressed',
-  'registered',
-  'responded',
-  'resumed',
-  'scored',
-  'shared',
-  'suspended',
-  'terminated',
-  'voided'
-];