messaging_mime_mail.module

<?php
/**
 * @file
 * Mime mail using Drupal API. Messaging method plug-in
 */

/**
 * Implementation of hook_messaging
 */
function messaging_mime_mail_messaging($op = 'info') {
  switch($op) {
    case 'send methods':
      $info['mimemail'] = array(
        'title' => 'Mime Mail',
        'name' => t('Mime Mail'), // Name for display
        'description' => t('Send e-mails using Mime Mail module.'),
        'address_type' => 'mail', // Type of address 
        'group' => 'mail', // Class of send method
        'glue' => "<br>", // don't use <br/> nor <br /> for maximum HTML email client compatibility
        'footer' => "-- \n",  // Separator for message footer
        'send callback' => 'messaging_mime_mail_send_msg',  // Sending callback
        'class' => 'Messaging_Method_Mail',
        'filter' => 'messaging_html', // Default filter for this format
        'anonymous' => TRUE, // This method supports anonymous destinations
      );
      return $info;  
  }
}

/**
 * Send mime mail message to user account
 * 
 * @param $destination
 *   Destination email address
 * @param $message
 *   Message array
 */
function messaging_mime_mail_send_msg($destination, $message, $params) {
  // mimemail($sender, $recipient, $subject, $body, $plaintext = NULL, $headers = array(), $text = NULL, $attachments = array(), $mailkey = '')  
  return mimemail($params['from'], $destination, $message->get_subject(), $message->get_body(), NULL, $params['headers'], NULL, $message->get_files(), $params['id']);
}

/**
 * Implementation of hook_disable()
 */
function messaging_mime_mail_disable() {
  messaging_method_disable('mimemail');
}