opigno_tincan_api_opigno_statements.module in Opigno TinCan API 7

File

modules/opigno_tincan_api_opigno_statements/opigno_tincan_api_opigno_statements.module

<?php

module_load_include('inc', 'opigno_tincan_api', 'includes/opigno_tincan_api.statements_func');
module_load_include('inc', 'opigno_tincan_api', 'includes/opigno_tincan_api.tincan_activity_definition_types');
module_load_include('inc', 'opigno_tincan_api', 'includes/opigno_tincan_api.tincan_verbs');
function opigno_tincan_api_opigno_statements_opigno_course_passed($course_nid, $uid) {

  /*
   * - When user passed a course
   * Actor: user
   * Verb: xAPI/passed
   * Object: xAPI/course
   * Context: Class if there is one.
   *
   * - When user get a certificate
   * Actor: user
   * Verb: activitystrea.ms/received
   * Object: Opigno/Certificate
   * Result: None
   * Context: Class or Course
   */

  // When the user pass the course, send a statement
  $course = node_load($course_nid);

  //////

  // Create the statement
  $statement = _opigno_tincan_api_statement_base_creation(OpignoTincanApiTinCanVerbs::$passed, OpignoTincanApiTinCanActivityDefinitionTypes::$course, $course);
  if ($statement === false) {
    return;
  }

  //////

  // Get the parents and add them to the context
  $classes = _opigno_tincan_api_get_classes_from_course($course_nid);
  $context = new TinCan\Context();
  _opigno_tincan_api_context_set_parents($context, $classes);
  _opigno_tincan_api_context_set_language($context, $course->language);
  $statement
    ->setContext($context);

  //////

  // Set the result
  $result = opigno_quiz_app_get_course_data_result($uid, $course_nid);
  $total_score = isset($result['total_score']) ? $result['total_score'] : null;
  $total_time = isset($result['total_time']) ? $result['total_time'] : null;
  _opigno_tincan_api_set_result($statement, $total_score, 100, true, null, $total_time);

  //////

  // Send the statement
  _opigno_tincan_api_send_statement($statement);

  // If there was a certificate with this course, send a statement with the certificate
  if (isset($course->certificate['node_settings']['manual']['manual']) && $course->certificate['node_settings']['manual']['manual'] !== "-1") {
    $cert_url = url('node/' . $course_nid . '/certificate', array(
      'absolute' => true,
    ));
    if ($cert_url != '') {

      //////

      // Create the statement and populate it with the certificate information
      $statement = new TinCan\Statement();
      _opigno_tincan_api_set_actor($statement);
      _opigno_tincan_api_set_verb($statement, OpignoTincanApiTinCanVerbs::$received);
      $statement
        ->setObject(array(
        'id' => $cert_url,
        'definition' => array(
          'name' => array(
            'en-US' => 'Certificate for: ' . $course->title,
          ),
          'type' => OpignoTincanApiTinCanActivityDefinitionTypes::$certificate,
        ),
      ));

      // Add the course in the certificate context
      $statement
        ->setContext(array(
        'contextActivities' => array(
          'grouping' => array(
            array(
              'id' => url('node/' . $course_nid, array(
                'absolute' => true,
              )),
            ),
          ),
        ),
      ));

      // Finally, send the statement
      _opigno_tincan_api_send_statement($statement);
    }
  }
}
function _opigno_tincan_api_get_classes_from_course($course_nid) {
  $query = db_select('field_data_opigno_class_courses', 't')
    ->condition(db_and()
    ->condition('opigno_class_courses_target_id', $course_nid, '=')
    ->condition('bundle', 'class', '='))
    ->fields('t', array(
    'entity_id',
  ))
    ->execute();
  $classes_ids = array();
  while ($row = $query
    ->fetchAssoc()) {
    $classes_ids[$row['entity_id']] = $row['entity_id'];
  }
  return $classes_ids;
}

Functions

Name	Description
opigno_tincan_api_opigno_statements_opigno_course_passed
_opigno_tincan_api_get_classes_from_course