/**
   * Test attachment extraction with a TNEF message
   *
   * @throws Exception
   */
  public void testAttachmentExtraction() throws Exception {
    AuthenticationUtil.setRunAsUserSystem();
    /** Load a TNEF message */
    ClassPathResource fileResource = new ClassPathResource("imap/test-tnef-message.eml");
    assertNotNull("unable to find test resource test-tnef-message.eml", fileResource);
    InputStream is = new FileInputStream(fileResource.getFile());
    MimeMessage message = new MimeMessage(Session.getDefaultInstance(new Properties()), is);

    /** Create a test node containing the message */
    String storePath = "workspace://SpacesStore";
    String companyHomePathInStore = "/app:company_home";
    StoreRef storeRef = new StoreRef(storePath);
    NodeRef storeRootNodeRef = nodeService.getRootNode(storeRef);

    List<NodeRef> nodeRefs =
        searchService.selectNodes(
            storeRootNodeRef, companyHomePathInStore, null, namespaceService, false);
    NodeRef companyHomeNodeRef = nodeRefs.get(0);

    FileInfo f1 =
        fileFolderService.create(
            companyHomeNodeRef, "ImapServiceImplTest", ContentModel.TYPE_FOLDER);
    FileInfo d2 =
        fileFolderService.create(f1.getNodeRef(), "ImapServiceImplTest", ContentModel.TYPE_FOLDER);
    FileInfo f2 =
        fileFolderService.create(
            f1.getNodeRef(), "test-tnef-message.eml", ContentModel.TYPE_CONTENT);

    ContentWriter writer = fileFolderService.getWriter(f2.getNodeRef());
    writer.putContent(new FileInputStream(fileResource.getFile()));

    NodeRef folder = imapService.extractAttachments(f1.getNodeRef(), f2.getNodeRef(), message);
    assertNotNull(folder);

    List<FileInfo> files = fileFolderService.listFiles(folder);
    assertTrue("three files not found", files.size() == 3);
  }
  /**
   * Send an email message
   *
   * @throws AlfrescoRuntimeExeption
   */
  @SuppressWarnings("unchecked")
  @Override
  protected void executeImpl(final Action ruleAction, final NodeRef actionedUponNodeRef) {
    try {
      MimeMessage message = javaMailSender.createMimeMessage();
      // use the true flag to indicate you need a multipart message
      MimeMessageHelper helper = new MimeMessageHelper(message, true);

      // set recipient
      String to = (String) ruleAction.getParameterValue(PARAM_TO);
      if (to != null && to.length() != 0) {
        helper.setTo(to);
      } else {
        // see if multiple recipients have been supplied - as a list of
        // authorities
        Serializable toManyMails = ruleAction.getParameterValue(PARAM_TO_MANY);
        List<String> recipients = new ArrayList<String>();
        if (toManyMails instanceof List) {
          for (String mailAdress : (List<String>) toManyMails) {
            if (validateAddress(mailAdress)) {
              recipients.add(mailAdress);
            }
          }
        } else if (toManyMails instanceof String) {
          if (validateAddress((String) toManyMails)) {
            recipients.add((String) toManyMails);
          }
        }
        if (recipients != null && recipients.size() > 0) {
          helper.setTo(recipients.toArray(new String[recipients.size()]));
        } else {
          // No recipients have been specified
          logger.error("No recipient has been specified for the mail action");
        }
      }

      // set subject line
      helper.setSubject((String) ruleAction.getParameterValue(PARAM_SUBJECT));

      // See if an email template has been specified
      String text = null;
      NodeRef templateRef = (NodeRef) ruleAction.getParameterValue(PARAM_TEMPLATE);
      if (templateRef != null) {
        // build the email template model
        Map<String, Object> model = createEmailTemplateModel(actionedUponNodeRef, ruleAction);

        // process the template against the model
        text = templateService.processTemplate("freemarker", templateRef.toString(), model);
      }

      // set the text body of the message
      if (text == null) {
        text = (String) ruleAction.getParameterValue(PARAM_TEXT);
      }
      // adding the boolean true to send as HTML
      helper.setText(text, true);
      FileFolderService fileFolderService = serviceRegistry.getFileFolderService();
      /* add inline images.
       * "action.parameters.images is a ,-delimited string, containing a map of images and resources, from this example:
      message.setText("my text <img src='cid:myLogo'>", true);
      message.addInline("myLogo", new ClassPathResource("img/mylogo.gif"));
      so the "images" param can look like this: headerLogo|images/headerLogoNodeRef,footerLogo|footerLogoNodeRef
       */
      String imageList = (String) ruleAction.getParameterValue(PARAM_IMAGES);
      System.out.println(imageList);
      String[] imageMap = imageList.split(","); // comma no spaces
      Map<String, String> images = new HashMap<String, String>();
      for (String image : imageMap) {
        System.out.println(image);
        String map[] = image.split("\\|");
        for (String key : map) {
          System.out.println(key);
        }

        System.out.println(map.length);

        images.put(map[0].trim(), map[1].trim());
        System.out.println(images.size());
        System.out.println("-" + map[0] + " " + map[1] + "-");
      }
      NodeRef imagesFolderNodeRef = (NodeRef) ruleAction.getParameterValue(PARAM_IMAGES_FOLDER);
      if (null != imagesFolderNodeRef) {
        ContentService contentService = serviceRegistry.getContentService();
        System.out.println("mapping");
        for (Map.Entry<String, String> entry : images.entrySet()) {
          System.out.println(
              entry.getKey()
                  + " "
                  + entry.getValue()
                  + " "
                  + ruleAction.getParameterValue(PARAM_IMAGES_FOLDER));
          NodeRef imageFile = fileFolderService.searchSimple(imagesFolderNodeRef, entry.getValue());
          if (null != imageFile) {
            ContentReader reader = contentService.getReader(imageFile, ContentModel.PROP_CONTENT);
            ByteArrayResource resource =
                new ByteArrayResource(IOUtils.toByteArray(reader.getContentInputStream()));
            helper.addInline(entry.getKey(), resource, reader.getMimetype());

          } else {
            logger.error("No image for " + entry.getKey());
          }
        }
      } else {
        logger.error("No images folder");
      }

      // set the from address
      NodeRef person = personService.getPerson(authService.getCurrentUserName());

      String fromActualUser = null;
      if (person != null) {
        fromActualUser = (String) nodeService.getProperty(person, ContentModel.PROP_EMAIL);
      }
      if (fromActualUser != null && fromActualUser.length() != 0) {
        helper.setFrom(fromActualUser);
      } else {
        String from = (String) ruleAction.getParameterValue(PARAM_FROM);
        if (from == null || from.length() == 0) {
          helper.setFrom(fromAddress);
        } else {
          helper.setFrom(from);
        }
      }
      NodeRef attachmentsFolder = (NodeRef) ruleAction.getParameterValue(PARAM_ATTCHMENTS_FOLDER);
      if (attachmentsFolder != null) {

        List<FileInfo> attachFiles = fileFolderService.listFiles(attachmentsFolder);
        if (attachFiles != null && attachFiles.size() > 0) {
          for (FileInfo attachFile : attachFiles) {
            ContentReader contentReader = fileFolderService.getReader(attachFile.getNodeRef());
            ByteArrayResource resource =
                new ByteArrayResource(IOUtils.toByteArray(contentReader.getContentInputStream()));
            helper.addAttachment(attachFile.getName(), resource, contentReader.getMimetype());
          }
        }
      }

      // Send the message unless we are in "testMode"
      javaMailSender.send(message);
    } catch (Exception e) {
      String toUser = (String) ruleAction.getParameterValue(PARAM_TO);
      if (toUser == null) {
        Object obj = ruleAction.getParameterValue(PARAM_TO_MANY);
        if (obj != null) {
          toUser = obj.toString();
        }
      }

      logger.error("Failed to send email to " + toUser, e);

      throw new AlfrescoRuntimeException("Failed to send email to:" + toUser, e);
    }
  }