/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* For further information about Alkacon Software GmbH, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.newsletter;
import org.opencms.file.CmsObject;
import org.opencms.file.CmsPropertyDefinition;
import org.opencms.file.CmsResource;
import org.opencms.mail.CmsHtmlMail;
import org.opencms.mail.CmsSimpleMail;
import org.opencms.mail.CmsVfsDataSource;
import org.opencms.mail.Messages;
import org.opencms.main.CmsException;
import org.opencms.main.CmsLog;
import org.opencms.util.CmsMacroResolver;
import org.opencms.util.CmsStringUtil;
import java.text.DateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.mail.Email;
import org.apache.commons.mail.EmailException;
/**
* Basic implementation of the interface {@link I_CmsNewsletter}.
* <p>
*/
public class CmsNewsletter implements I_CmsNewsletter {
/** The log object for this class. */
private static final Log LOG = CmsLog.getLog(CmsNewsletter.class);
/** The attachments, a list of {@link org.opencms.file.CmsResource} objects. */
private List m_attachments;
/** The contents, a list of {@link CmsNewsletterContent} objects. */
private List m_contents;
/** The subject of the newsletter. */
private String m_subject;
/**
* Creates a new newsletter instance.<p>
*/
public CmsNewsletter() {
m_contents = new ArrayList();
m_attachments = new ArrayList();
}
/**
* @see org.opencms.newsletter.I_CmsNewsletter#addAttachment(org.opencms.file.CmsObject, org.opencms.file.CmsResource)
*/
public void addAttachment(CmsObject cms, CmsResource resource) {
m_attachments.add(resource);
}
/**
* @see org.opencms.newsletter.I_CmsNewsletter#addContent(org.opencms.newsletter.I_CmsNewsletterContent)
*/
public void addContent(I_CmsNewsletterContent content) {
m_contents.add(content);
}
/**
* Returns the e-mail for the newsletter.<p>
*
* @param recipient the recipient to whom the newsletter is sent
* @param cms the CmsObject
*
* @return the e-mail for the newsletter
*
* @throws CmsException if something goes wrong
*/
public Email getEmail(CmsObject cms, I_CmsNewsletterRecipient recipient) throws CmsException {
StringBuffer htmlMsg = new StringBuffer(1024);
StringBuffer txtMsg = new StringBuffer(1024);
Iterator contents = m_contents.iterator();
while (contents.hasNext()) {
I_CmsNewsletterContent content = (I_CmsNewsletterContent)contents.next();
if (recipient.isSubscriber(content)) {
if (content.getType().equals(CmsNewsletterContentType.TYPE_HTML)) {
htmlMsg.append(content.getContent());
} else {
txtMsg.append(content.getContent());
}
}
}
Email email = null;
try {
if ((htmlMsg.length() > 0) || !m_attachments.isEmpty()) {
// we need to create a HTML mail
CmsHtmlMail htmlMail = new CmsHtmlMail();
htmlMail.setHtmlMsg(replaceMacros(htmlMsg.toString(), recipient));
Iterator attachments = m_attachments.iterator();
while (attachments.hasNext()) {
CmsResource resource = (CmsResource)attachments.next();
// set the description of the attachment either to the
// property description, if it is set, or
// to the property title
String description = "";
String propertyDescription = cms.readPropertyObject(
cms.getSitePath(resource),
CmsPropertyDefinition.PROPERTY_DESCRIPTION,
true).getValue();
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(propertyDescription)) {
description = propertyDescription;
} else {
String propertyTitle = cms.readPropertyObject(
cms.getSitePath(resource),
CmsPropertyDefinition.PROPERTY_TITLE,
true).getValue();
description = propertyTitle;
}
htmlMail.attach(new CmsVfsDataSource(cms, resource), resource.getName(), description);
}
htmlMail.setTextMsg(replaceMacros(txtMsg.toString(), recipient));
email = htmlMail;
} else {
// only text content, return text mail
CmsSimpleMail textMail = new CmsSimpleMail();
textMail.setMsg(replaceMacros(txtMsg.toString(), recipient));
email = textMail;
}
email.addTo(recipient.getEmail());
email.setSubject(m_subject);
} catch (EmailException e) {
LOG.error(Messages.get().getBundle().key(Messages.LOG_COMPOSE_MAIL_ERR_0), e);
}
return email;
}
/**
* @see org.opencms.newsletter.I_CmsNewsletter#setSubject(java.lang.String)
*/
public void setSubject(String subject) {
m_subject = subject;
}
/**
* Replaces the macros in the given message.<p>
*
* @param msg the message in which the macros are replaced
* @param recipient the recipient in the message
*
* @return the message with the macros replaced
*/
private String replaceMacros(String msg, I_CmsNewsletterRecipient recipient) {
CmsMacroResolver resolver = CmsMacroResolver.newInstance();
resolver.addMacro(MACRO_USER_FIRSTNAME, recipient.getFirstname());
resolver.addMacro(MACRO_USER_LASTNAME, recipient.getLastname());
resolver.addMacro(MACRO_USER_FULLNAME, recipient.getFullName());
resolver.addMacro(MACRO_USER_EMAIL, recipient.getEmail());
resolver.addMacro(
MACRO_SEND_DATE,
DateFormat.getDateTimeInstance().format(new Date(System.currentTimeMillis())));
return resolver.resolveMacros(msg);
}
}