By default, BaseMessage::send will use the "mail" application component to send the current message.
The "mail" application component should be a mailer instance implementing MailerInterface.
public function init()
{
parent::init();
$this->messageBuilder = new MessageBuilder();
}
/**
* Get the HTML part from the email.
*
* This is a current restriction since the BaseMessage class doesn't provide
* method to get the rendered HTML.
*
* This only works in \yii\swiftmailer\Message.
*
* @param \yii\mail\BaseMessage $message
* @return string|null the HTML string or null if not found.
*/
private static function getHtmlBody($message)
{
if ($message instanceof \yii\swiftmailer\Message) {
$swiftMessage = $message->getSwiftMessage();
$r = new \ReflectionObject($swiftMessage);
$parentClassThatHasBody = $r->getParentClass()->getParentClass()->getParentClass();
//\Swift_Mime_SimpleMimeEntity
$body = $parentClassThatHasBody->getProperty('_immediateChildren');
$body->setAccessible(true);
$children = $body->getValue($swiftMessage);
foreach ($children as $child) {
if ($child instanceof \Swift_MimePart && $child->getContentType() == 'text/html') {
return $child->getBody();
}
}
}
return null;
}
