Reverted logging of xAPI statments

The code needs a bit more testing and tuning before it can be included.

ajax.php

@@ -251,37 +251,6 @@ switch($action) {
         $file->printResult();
         break;
 
-    case 'logxapievent':
-        // Trigger a Moodle log event for each xAPI statement
-        // that is dispatched by the H5P (hvp) object.
-        if (!\H5PCore::validToken('logxapievent', required_param('token', PARAM_RAW))) {
-            \H5PCore::ajaxError(get_string('invalidtoken', 'hvp'));
-            exit;
-        }
-
-        $hvpid = optional_param('hvpid', null, PARAM_INT);
-        $courseid = optional_param('courseid', null, PARAM_INT);
-        $jsonxapistatement = optional_param('xapistatement', null, PARAM_RAW);
-        $xapistatement = json_decode($jsonxapistatement, true);
-
-        $context = \context_module::instance($hvpid);
-
-        $event = \mod_hvp\event\hvp_xapi::create(array(
-            'objectid' => $hvpid,
-            'context' => $context,
-            'other' => array('statement' => $xapistatement['data']['statement']),
-            'courseid' => $courseid
-        ));
-        $event->trigger();
-
-        // Debugging...
-        if (!empty($CFG->debug) and $CFG->debug >= DEBUG_DEVELOPER) {
-            $msg = "xAPI '" . $xapistatement['data']['statement']['verb']['display']['en-US'] . "' statement dispatched";
-            \H5PCore::ajaxSuccess($msg);
-            http_response_code(200);
-        }
-        break;
-
     /*
      * Throw error if AJAX isnt handeled
      */

amd/build/xapi-stmt-dispatcher.min.js

-define(["jquery"],function(a){return{init:function(b){0!==b.debug&&console.log("Module hvp xAPI event dispatcher initialising"),H5P.externalDispatcher.on("xAPI",function(c){a.post(M.cfg.wwwroot+"/mod/hvp/ajax.php",{token:b.token,action:"logxapievent",hvpid:b.hvpid,courseid:b.courseid,xapistatement:JSON.stringify(c)},function(a){0!==b.debug&&console.log('Result : "'+a.data+'" status='+a.success)})})}}});
\ No newline at end of file

amd/src/xapi-stmt-dispatcher.js

-// Capture H5P (hvp) dispatched xAPI statement,
-// And send them (ajax) to Moodle log by triggering a Moodle log event.
-define(['jquery'], function ($) {
-    /*jshint -W117 */
-
-    return {
-        init: function (params) {
-            if (params.debug !== 0) {
-                console.log('Module hvp xAPI event dispatcher initialising');
-            }
-            H5P.externalDispatcher.on('xAPI', function (event) {
-                $.post(M.cfg.wwwroot + '/mod/hvp/ajax.php', {
-                    'token': params.token,
-                    'action': 'logxapievent',
-                    'hvpid': params.hvpid,
-                    'courseid': params.courseid,
-                    'xapistatement': JSON.stringify(event)
-                }, function (data) {
-                    if (params.debug !== 0) {
-                        console.log('Result : "' + data.data + '" status=' + data.success);
-                    }
-                });
-            });
-        }
-    };
-
-});

classes/event/hvp_xapi.php

-<?php
-// This file is part of Moodle - http://moodle.org/
-//
-// Moodle is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// Moodle is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
-
-/**
- * The mod_hvp xapi statement event.
- *
- * @package    mod_hvp
- * @copyright  @copyright  2016 Joubel AS <contact@joubel.com>
- * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
-
-namespace mod_hvp\event;
-defined('MOODLE_INTERNAL') || die();
-
-/**
- * The mod_hvp xapi statement event class.
- *
- * @package    mod_hvp
- * @copyright  @copyright  2016 Joubel AS <contact@joubel.com>
- * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
-class hvp_xapi extends \core\event\base
-{
-    protected function init()
-    {
-        $this->data['crud'] = 'r';
-        $this->data['edulevel'] = self::LEVEL_PARTICIPATING;
-        $this->data['objecttable'] = 'hvp';
-    }
-
-    /*
-    protected function validate_data() {
-        $this->data['action'] .= '_' . $this->data['other']->data->statement->verb->display->{'en-US'};
-    }
-    */
-
-    /**
-     * Get URL related to the action.
-     *
-     * @return \moodle_url
-     */
-    public function get_url()
-    {
-        return new \moodle_url('/mod/hvp/view.php', array('id' => $this->contextinstanceid));
-    }
-
-    /**
-     * Returns description of what happened.
-     *
-     * @return string
-     */
-    public function get_description()
-    {
-        $verb = $this->data['other']->data->statement->verb->display->{'en-US'};
-        return "The user with id '$this->userid' triggered an xAPI '$verb' statement " .
-        "on H5P activity with instance id '$this->objectid' ";
-    }
-}

package.json

-{
-  "name": "moodle-mod_hvp"
-}
\ No newline at end of file

view.php

@@ -135,11 +135,6 @@ if ($embedtype === 'div') {
 // Print JavaScript settings to page.
 $PAGE->requires->data_for_js('H5PIntegration', $settings, true);
 
-// H5P JS xAPI event listener & Moodle event log dispatcher.
-$jsparams = array('hvpid' => $id, 'courseid' => $course->id,
-    'debug' => $CFG->debug, 'token' => \H5PCore::createToken('logxapievent'));
-$PAGE->requires->js_call_amd('mod_hvp/xapi-stmt-dispatcher', 'init', array($jsparams));
-
 // Print page HTML.
 echo $OUTPUT->header();
 echo '<div class="clearer"></div>';