course_certificate.module in Course 7

File

modules/course_certificate/course_certificate.module

<?php

/**
 * Implements hook_course_outline_completion_links_alter().
 *
 * Add a download certificate link.
 */
function course_certificate_course_outline_completion_links_alter(&$links, $node, $account) {
  $course = course_get_course($node);
  if (course_certificate_course_has_certificate($course)) {
    $links['certificate'] = array(
      t('Download certificate'),
      "node/{$node->nid}/certificate",
      t('Download a PDF of your certificate.'),
    );
  }
}

/**
 * Check if there is a Certificate on this Course.
 */
function course_certificate_course_has_certificate($course) {
  foreach ($course
    ->getObjects() as $courseObject) {
    if ($courseObject
      ->getComponent() == 'certificate') {
      return TRUE;
    }
  }
  return FALSE;
}

/**
 * Implements hook_access_certificate().
 *
 * If something entered a complete record into the reports table, return TRUE.
 */
function course_certificate_access_certificate($node, $user) {
  if (course_node_is_course($node)) {
    $course = course_get_course($node);
    $has_certificate = course_certificate_course_has_certificate($course);
    return $has_certificate && (bool) db_query("SELECT 1 FROM {course_report} WHERE nid = :nid AND uid = :uid AND complete = :complete", array(
      ':nid' => $node->nid,
      ':uid' => $user->uid,
      ':complete' => 1,
    ))
      ->fetchField();
  }
}

/**
 * Implements hook_course_handlers().
 */
function course_certificate_course_handlers() {

  // Expose certificate as a course object.
  return array(
    'object' => array(
      'certificate' => array(
        'name' => t('Certificate'),
        'description' => t('A certificate course object.'),
        'class' => 'CourseObjectCertificate',
      ),
    ),
  );
}

Functions

Name	Description
course_certificate_access_certificate	Implements hook_access_certificate().
course_certificate_course_handlers	Implements hook_course_handlers().
course_certificate_course_has_certificate	Check if there is a Certificate on this Course.
course_certificate_course_outline_completion_links_alter	Implements hook_course_outline_completion_links_alter().