opigno_tincan_api_h5p_statements.module in Opigno TinCan API 7

File

modules/opigno_tincan_api_h5p_statements/opigno_tincan_api_h5p_statements.module

<?php

module_load_include('inc', 'opigno_tincan_api', 'includes/opigno_tincan_api.statements_func');
define('OPIGNO_TINCAN_API_H5P_STATEMENT_RELAY', 'ajax/opigno-tincan-api/relay');

/**
 * Implements hook_init().
 */
function opigno_tincan_api_h5p_statements_init() {
  drupal_add_js(array(
    'h5pTincanRelay' => array(
      'token' => drupal_get_token(),
      'relayUrl' => base_path() . OPIGNO_TINCAN_API_H5P_STATEMENT_RELAY,
    ),
  ), 'setting');
  drupal_add_js(drupal_get_path('module', 'opigno_tincan_api_h5p_statements') . '/opigno_tincan_api_h5p_statements.js');
}

/**
 * Implements hook_menu().
 */
function opigno_tincan_api_h5p_statements_menu() {
  return array(
    OPIGNO_TINCAN_API_H5P_STATEMENT_RELAY => array(
      'title' => 'H5P TinCan Relay',
      'description' => 'AJAX callback to track H5P TinCan API events.',
      'type' => MENU_CALLBACK,
      'page callback' => 'opigno_tincan_api_h5p_statements_page',
      'access arguments' => array(
        'access content',
      ),
    ),
  );
}

/**
 * Menu callback for JavaScript event relay.
 */
function opigno_tincan_api_h5p_statements_page() {
  if (isset($_POST['token']) && drupal_get_token() == $_POST['token'] && isset($_POST['statement'])) {
    if (!_opigno_tincan_api_tincanphp_is_installed()) {
      drupal_exit();
      return;
    }
    global $base_url;
    $data = json_decode($_POST['statement'], TRUE);
    $nid = $data['object']['definition']['extensions']['http://h5p.org/x-api/h5p-local-content-id'];

    //Regularize object id with node syntax
    $data['object']['id'] = $base_url . '/node/' . $nid;

    // TODO: Add og context
    // Try to create and send the statement
    if (class_exists('TinCan\\Statement')) {
      try {
        $statement = new TinCan\Statement($data);
      } catch (Exception $e) {
        watchdog(WATCHDOG_WARNING, 'The following statement could not be created: <br />' . '<pre>' . print_r($data, TRUE) . '</pre><br />' . 'This exception was raised: ' . $e
          ->getMessage());
        drupal_exit();
        return;
      }
      $statement
        ->stamp();
      _opigno_tincan_api_send_statement($statement);
    }
  }
  drupal_exit();
  return;
}

Functions

Name	Description
opigno_tincan_api_h5p_statements_init	Implements hook_init().
opigno_tincan_api_h5p_statements_menu	Implements hook_menu().
opigno_tincan_api_h5p_statements_page	Menu callback for JavaScript event relay.

Constants

Name	Description
OPIGNO_TINCAN_API_H5P_STATEMENT_RELAY