function mailsystem_get_classes in Mail System 6

Same name and namespace in other branches

1. 8 mailsystem.admin.inc \mailsystem_get_classes()
2. 8.2 mailsystem.module \mailsystem_get_classes()
3. 6.2 mailsystem.module \mailsystem_get_classes()
4. 7.3 mailsystem.module \mailsystem_get_classes()
5. 7 mailsystem.admin.inc \mailsystem_get_classes()
6. 7.2 mailsystem.module \mailsystem_get_classes()

Returns a list of classes which implement MailSystemInterface.

1 call to mailsystem_get_classes()

mailsystem_admin_settings in ./mailsystem.admin.inc

@file Administrative form for setting the mail_system variable.

File

./mailsystem.admin.inc, line 127

Administrative form for setting the mail_system variable.

Code

function &mailsystem_get_classes(array $mail_system) {
  static $mailsystem_classes = NULL;
  if (!isset($mailsystem_classes)) {

    // Start with the default, at least.
    $mailsystem_classes = array(
      mailsystem_default_value() => mailsystem_default_value(),
    );
    foreach (get_declared_classes() as $classname) {

      // Assuming SPL is available, since drupal uses it to autoload classes.
      if (in_array('MailSystemInterface', class_implements($classname), TRUE)) {
        $mailsystem_classes[$classname] = $classname;
      }
    }
    foreach (array_unique(array_values($mail_system)) as $classname) {
      if ($classname && is_string($classname)) {
        $mailsystem_classes[$classname] = $classname;
      }
    }
    ksort($mailsystem_classes);
  }
  return $mailsystem_classes;
}