KKMailerServiceImpl.java

package org.onehippo.forge.konakart.site.service.impl;

import com.konakart.al.KKAppEng;
import com.konakart.appif.KKEngIf;
import com.konakart.bl.EmailConfig;
import com.konakartadmin.bl.AdminEmailMgr;
import org.apache.commons.lang.StringUtils;
import org.onehippo.forge.konakart.common.engine.KKAdminEngine;
import org.onehippo.forge.konakart.site.mailer.KKEmail;
import org.onehippo.forge.konakart.site.service.KKMailerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.mail.internet.InternetAddress;
import java.util.List;

public class KKMailerServiceImpl implements KKMailerService {

  public static final Logger log = LoggerFactory.getLogger(KKMailerServiceImpl.class);

  private EmailConfig emailConfig = new EmailConfig();

  private String fromAddress;
  private String emailReplyTo;


  @Override
  public boolean sendEmail(final KKAppEng kkAppEng, final KKEmail kkEmail) {
    return send(kkAppEng, kkEmail, true);
  }

  @Override
  public void sendAsyncEmail(final KKAppEng kkAppEng, final KKEmail kkEmail) {
    send(kkAppEng, kkEmail, false);
  }

  /**
   * Send the email....
   *
   * @param kkAppEng the konakart client engine
   * @param kkEmail  the email object to fill out to define the email to send
   * @param sync     set to true to send the mail asynchronously or false to send it synchronously
   */
  private boolean send(KKAppEng kkAppEng, final KKEmail kkEmail, boolean sync) {
    try {

      // create the email config object
      loadEmailConfig(kkAppEng.getEng());

      AdminEmailMgr emailMgr = new AdminEmailMgr(KKAdminEngine.getInstance().getEngine()) {

        @Override
        protected EmailConfig getConfigData() throws Exception {

          if (StringUtils.isNotEmpty(kkEmail.getSmtpServer())) {
            emailConfig.setSmtpServer(kkEmail.getSmtpServer());
          }

          return emailConfig;
        }
      };

      List<String> toAddresses = kkEmail.getToAddresses();

      for (String toAddress : toAddresses) {
        emailMgr.sendHTML(toAddress, kkEmail.getSubject(), kkEmail.getMessage(), kkEmail.isDoBlindCopy(), sync);
      }

      return true;
    } catch (Exception e) {
      log.error("Failed to send the email.", e);
    }

    return false;

  }

  private void loadEmailConfig(KKEngIf eng) throws Exception {

    String smtpServer = eng.getConfigurationValue("SMTP_SERVER");

    if (StringUtils.isEmpty(smtpServer)) {
      throw new Exception("An email cannot be sent because the SMTP_SERVER configuration has not been set to a valid SMTP server");
    }

    emailConfig.setSmtpServer(smtpServer);

    fromAddress = eng.getConfigurationValue("EMAIL_FROM");
    if (fromAddress == null) {
      throw new Exception("An email cannot be sent because the EMAIL_FROM configuration has not been set.");
    }
    emailConfig.setFromAddress(new InternetAddress(fromAddress));

    emailReplyTo = eng.getConfigurationValue("EMAIL_REPLY_TO");
    if (emailReplyTo == null) {
      emailConfig.setReplyToAddress(emailConfig.getFromAddress());
    } else {
      emailConfig.setReplyToAddress(new InternetAddress(emailReplyTo));
    }

    emailConfig.setDebugEmail(eng.getConfigurationValueAsBool("DEBUG_EMAIL_SESSIONS", false));
    emailConfig.setAuthenticateServer(eng.getConfigurationValueAsBool("SMTP_SECURE", false));
    emailConfig.setSmtpUsername(eng.getConfigurationValue("SMTP_USER"));
    emailConfig.setSmtpPassword(eng.getConfigurationValue("SMTP_PASSWORD"));
    if (emailConfig.isAuthenticateServer()) {
      if (StringUtils.isEmpty(emailConfig.getSmtpUsername())) {
        throw new Exception("The configuration SMTP_SECURE is set to true, so SMTP_USER must be set in order to authenticate the SMTP server.");
      }

      if (StringUtils.isEmpty(emailConfig.getSmtpPassword())) {
        throw new Exception("The configuration SMTP_SECURE is set to true, so SMTP_PASSWORD must be set in order to authenticate the SMTP server.");
      }
    }

    emailConfig.setBccEmails(eng.getConfigurationValue("SEND_EXTRA_EMAILS_TO"));

    // When the website is not located on the same konakart'server, the mail properties file could not be found
    emailConfig.setMailPropertiesFileName(null);
    emailConfig.setEmailIntegrationClassName(eng.getConfigurationValue("EMAIL_INTEGRATION_CLASS"));

    if (StringUtils.isEmpty(emailConfig.getEmailIntegrationClassName())) {
      emailConfig.setEmailIntegrationClassName("com.konakart.bl.EmailIntegrationMgr");
    }

    emailConfig.setSmtpServer(eng.getConfigurationValue("SMTP_SERVER"));
  }
}