2013-08-20 17:17:31 +00:00

1545 lines
60 KiB
Java

/*
* Copyright (C) 2005-2013 Alfresco Software Limited.
*
* This file is part of Alfresco
*
* Alfresco 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 3 of the License, or
* (at your option) any later version.
*
* Alfresco 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
*/
package org.alfresco.repo.action.executer;
import java.io.Serializable;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.atomic.AtomicInteger;
import javax.mail.MessagingException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.model.ContentModel;
import org.alfresco.repo.action.ParameterDefinitionImpl;
import org.alfresco.repo.admin.SysAdminParams;
import org.alfresco.repo.security.authentication.AuthenticationUtil;
import org.alfresco.repo.security.authentication.AuthenticationUtil.RunAsWork;
import org.alfresco.repo.template.DateCompareMethod;
import org.alfresco.repo.template.HasAspectMethod;
import org.alfresco.repo.template.I18NMessageMethod;
import org.alfresco.repo.template.TemplateNode;
import org.alfresco.repo.tenant.TenantService;
import org.alfresco.repo.tenant.TenantUtil;
import org.alfresco.repo.tenant.TenantUtil.TenantRunAsWork;
import org.alfresco.repo.transaction.AlfrescoTransactionSupport;
import org.alfresco.repo.transaction.RetryingTransactionHelper;
import org.alfresco.repo.transaction.RetryingTransactionHelper.RetryingTransactionCallback;
import org.alfresco.repo.transaction.TransactionListenerAdapter;
import org.alfresco.service.ServiceRegistry;
import org.alfresco.service.cmr.action.Action;
import org.alfresco.service.cmr.action.ParameterDefinition;
import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
import org.alfresco.service.cmr.preference.PreferenceService;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.cmr.repository.TemplateImageResolver;
import org.alfresco.service.cmr.repository.TemplateService;
import org.alfresco.service.cmr.security.AuthenticationService;
import org.alfresco.service.cmr.security.AuthorityService;
import org.alfresco.service.cmr.security.AuthorityType;
import org.alfresco.service.cmr.security.PersonService;
import org.alfresco.util.Pair;
import org.alfresco.util.UrlUtil;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.validator.routines.EmailValidator;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.extensions.surf.util.I18NUtil;
import org.springframework.mail.MailException;
import org.springframework.mail.MailPreparationException;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.mail.javamail.MimeMessagePreparator;
import org.springframework.util.StringUtils;
/**
* Mail action executor implementation.
* <p/>
* <em>Note on executing this action as System:</em> it is allowed to execute {@link #NAME mail} actions as system.
* However there is a limitation if you do so. Because the system user is not a normal user and specifically because
* there is no corresponding {@link ContentModel#TYPE_PERSON cm:person} node for system, it is not possible to use
* any reference to that person in the associated email template. Various email templates use a '{@link TemplateNode person}' object
* in the FTL model to access things like first name, last name etc.
* In the case of mail actions sent while running as system, none of these will be available.
*
* @author Roy Wetherall
*/
public class MailActionExecuter extends ActionExecuterAbstractBase
implements InitializingBean, TestModeable
{
private static Log logger = LogFactory.getLog(MailActionExecuter.class);
/**
* Action executor constants
*/
public static final String NAME = "mail";
public static final String PARAM_LOCALE = "locale";
public static final String PARAM_TO = "to";
public static final String PARAM_TO_MANY = "to_many";
public static final String PARAM_SUBJECT = "subject";
public static final String PARAM_SUBJECT_PARAMS = "subjectParams";
public static final String PARAM_TEXT = "text";
public static final String PARAM_HTML = "html";
public static final String PARAM_FROM = "from";
public static final String PARAM_FROM_PERSONAL_NAME = "fromPersonalName";
public static final String PARAM_TEMPLATE = "template";
public static final String PARAM_TEMPLATE_MODEL = "template_model";
public static final String PARAM_IGNORE_SEND_FAILURE = "ignore_send_failure";
public static final String PARAM_SEND_AFTER_COMMIT = "send_after_commit";
/**
* From address
*/
private static final String FROM_ADDRESS = "alfresco@alfresco.org";
/**
* The java mail sender
*/
private JavaMailSender mailService;
/**
* The Template service
*/
private TemplateService templateService;
/**
* The Person service
*/
private PersonService personService;
/**
* The Authentication service
*/
private AuthenticationService authService;
/**
* The Node Service
*/
private NodeService nodeService;
/**
* The Authority Service
*/
private AuthorityService authorityService;
/**
* The Service registry
*/
private ServiceRegistry serviceRegistry;
/**
* System Administration parameters, including URL information
*/
private SysAdminParams sysAdminParams;
/**
* The Preference Service
*/
private PreferenceService preferenceService;
/**
* The Tenant Service
*/
private TenantService tenantService;
/**
* Mail header encoding scheme
*/
private String headerEncoding = null;
/**
* Default from address
*/
private String fromDefaultAddress = null;
/**
* Is the from field enabled? Or must we always use the default address.
*/
private boolean fromEnabled = true;
private boolean sendTestMessage = false;
private String testMessageTo = null;
private String testMessageSubject = "Test message";
private String testMessageText = "This is a test message.";
private boolean validateAddresses = true;
/**
* Test mode prevents email messages from being sent.
* It is used when unit testing when we don't actually want to send out email messages.
*
* MER 20/11/2009 This is a quick and dirty fix. It should be replaced by being
* "mocked out" or some other better way of running the unit tests.
*/
private boolean testMode = false;
private MimeMessage lastTestMessage;
private TemplateImageResolver imageResolver;
/**
* @param javaMailSender the java mail sender
*/
public void setMailService(JavaMailSender javaMailSender)
{
this.mailService = javaMailSender;
}
/**
* @param templateService the TemplateService
*/
public void setTemplateService(TemplateService templateService)
{
this.templateService = templateService;
}
/**
* @param personService the PersonService
*/
public void setPersonService(PersonService personService)
{
this.personService = personService;
}
public void setPreferenceService(PreferenceService preferenceService)
{
this.preferenceService = preferenceService;
}
/**
* @param authService the AuthenticationService
*/
public void setAuthenticationService(AuthenticationService authService)
{
this.authService = authService;
}
/**
* @param serviceRegistry the ServiceRegistry
*/
public void setServiceRegistry(ServiceRegistry serviceRegistry)
{
this.serviceRegistry = serviceRegistry;
}
/**
* @param authorityService the AuthorityService
*/
public void setAuthorityService(AuthorityService authorityService)
{
this.authorityService = authorityService;
}
/**
* @param nodeService the NodeService to set.
*/
public void setNodeService(NodeService nodeService)
{
this.nodeService = nodeService;
}
/**
* @param tenantService the TenantService to set.
*/
public void setTenantService(TenantService tenantService)
{
this.tenantService = tenantService;
}
/**
* @param headerEncoding The mail header encoding to set.
*/
public void setHeaderEncoding(String headerEncoding)
{
this.headerEncoding = headerEncoding;
}
/**
* @param fromAddress The default mail address.
*/
public void setFromAddress(String fromAddress)
{
this.fromDefaultAddress = fromAddress;
}
public void setSysAdminParams(SysAdminParams sysAdminParams)
{
this.sysAdminParams = sysAdminParams;
}
public void setImageResolver(TemplateImageResolver imageResolver)
{
this.imageResolver = imageResolver;
}
public void setTestMessageTo(String testMessageTo)
{
this.testMessageTo = testMessageTo;
}
public String getTestMessageTo()
{
return testMessageTo;
}
public void setTestMessageSubject(String testMessageSubject)
{
this.testMessageSubject = testMessageSubject;
}
public void setTestMessageText(String testMessageText)
{
this.testMessageText = testMessageText;
}
public void setSendTestMessage(boolean sendTestMessage)
{
this.sendTestMessage = sendTestMessage;
}
/**
* This stores an email address which, if it is set, overrides ALL email recipients sent from
* this class. It is intended for dev/test usage only !!
*/
private String testModeRecipient;
/**
* Send a test message
*
* @return true, message sent
* @throws AlfrescoRuntimeException
*/
public boolean sendTestMessage()
{
if(testMessageTo == null || testMessageTo.length() == 0)
{
throw new AlfrescoRuntimeException("email.outbound.err.test.no.to");
}
if(testMessageSubject == null || testMessageSubject.length() == 0)
{
throw new AlfrescoRuntimeException("email.outbound.err.test.no.subject");
}
if(testMessageText == null || testMessageText.length() == 0)
{
throw new AlfrescoRuntimeException("email.outbound.err.test.no.text");
}
Map<String, Serializable> params = new HashMap<String, Serializable>();
params.put(PARAM_TO, testMessageTo);
params.put(PARAM_SUBJECT, testMessageSubject);
params.put(PARAM_TEXT, testMessageText);
Action ruleAction = serviceRegistry.getActionService().createAction(NAME, params);
MimeMessageHelper message = prepareEmail(ruleAction, null,
new Pair<String, Locale>(testMessageTo, getLocaleForUser(testMessageTo)), getFrom(ruleAction));
try
{
mailService.send(message.getMimeMessage());
onSend();
}
catch (MailException me)
{
onFail();
StringBuffer txt = new StringBuffer();
txt.append(me.getClass().getName() + ", " + me.getMessage());
Throwable cause = me.getCause();
while (cause != null)
{
txt.append(", ");
txt.append(cause.getClass().getName() + ", " + cause.getMessage());
cause = cause.getCause();
}
Object[] args = {testMessageTo, txt.toString()};
throw new AlfrescoRuntimeException("email.outbound.err.send.failed", args, me);
}
return true;
}
public void setTestModeRecipient(String testModeRecipient)
{
this.testModeRecipient = testModeRecipient;
}
public void setValidateAddresses(boolean validateAddresses)
{
this.validateAddresses = validateAddresses;
}
@Override
public void init()
{
if(logger.isDebugEnabled())
{
logger.debug("Init called, testMessageTo=" + testMessageTo);
}
numberSuccessfulSends.set(0);
numberFailedSends.set(0);
super.init();
if (sendTestMessage && testMessageTo != null)
{
AuthenticationUtil.runAs(new RunAsWork<Object>()
{
public Object doWork() throws Exception
{
Map<String, Serializable> params = new HashMap<String, Serializable>();
params.put(PARAM_TO, testMessageTo);
params.put(PARAM_SUBJECT, testMessageSubject);
params.put(PARAM_TEXT, testMessageText);
Action ruleAction = serviceRegistry.getActionService().createAction(NAME, params);
executeImpl(ruleAction, null);
return null;
}
}, AuthenticationUtil.getSystemUserName());
}
}
/**
* Initialise bean
*/
public void afterPropertiesSet() throws Exception
{
if (fromDefaultAddress == null || fromDefaultAddress.length() == 0)
{
fromDefaultAddress = FROM_ADDRESS;
}
}
/**
* Send an email message
*
* @throws AlfrescoRuntimeExeption
*/
@Override
protected void executeImpl(
final Action ruleAction,
final NodeRef actionedUponNodeRef)
{
//Prepare our messages before the commit, in-case of deletes
MimeMessageHelper[] messages = null;
if (validNodeRefIfPresent(actionedUponNodeRef))
{
messages = prepareEmails(ruleAction, actionedUponNodeRef);
}
final MimeMessageHelper[] finalMessages = messages;
//Send out messages
if(finalMessages!=null){
if (sendAfterCommit(ruleAction))
{
AlfrescoTransactionSupport.bindListener(new TransactionListenerAdapter()
{
@Override
public void afterCommit()
{
RetryingTransactionHelper helper = serviceRegistry.getTransactionService().getRetryingTransactionHelper();
helper.doInTransaction(new RetryingTransactionCallback<Void>()
{
@Override
public Void execute() throws Throwable
{
for (MimeMessageHelper message : finalMessages) {
sendEmail(ruleAction, message);
}
return null;
}
}, false, true);
}
});
}
else
{
for (MimeMessageHelper message : finalMessages) {
sendEmail(ruleAction, message);
}
}
}
}
private boolean validNodeRefIfPresent(NodeRef actionedUponNodeRef)
{
if (actionedUponNodeRef == null)
{
// We must expect that null might be passed in (ALF-11625)
// since the mail action might not relate to a specific nodeRef.
return true;
}
else
{
// Only try and send the email if the actioned upon node reference still exists
// (i.e. if one has been specified it must be valid)
return nodeService.exists(actionedUponNodeRef);
}
}
private boolean sendAfterCommit(Action action)
{
Boolean sendAfterCommit = (Boolean) action.getParameterValue(PARAM_SEND_AFTER_COMMIT);
return sendAfterCommit == null ? false : sendAfterCommit.booleanValue();
}
private MimeMessageHelper[] prepareEmails(final Action ruleAction, final NodeRef actionedUponNodeRef)
{
List<Pair<String, Locale>> recipients = getRecipients(ruleAction);
Pair<InternetAddress, Locale> from = getFrom(ruleAction);
if (logger.isDebugEnabled())
{
logger.debug("From: address=" + from.getFirst() + " ,locale=" + from.getSecond());
}
MimeMessageHelper[] messages = new MimeMessageHelper[recipients.size()];
int recipientIndex = 0;
for (Pair<String, Locale> recipient : recipients)
{
if (logger.isDebugEnabled())
{
logger.debug("Recipient: address=" + recipient.getFirst() + " ,locale=" + recipient.getSecond());
}
messages[recipientIndex] = prepareEmail(ruleAction, actionedUponNodeRef, recipient, from);
recipientIndex++;
}
return messages;
}
public MimeMessageHelper prepareEmail(final Action ruleAction , final NodeRef actionedUponNodeRef, final Pair<String, Locale> recipient, final Pair<InternetAddress, Locale> sender)
{
// Create the mime mail message.
// Hack: using an array here to get around the fact that inner classes aren't closures.
// The MimeMessagePreparator.prepare() signature does not allow us to return a value and yet
// we can't set a result on a bare, non-final object reference due to Java language restrictions.
final MimeMessageHelper[] messageRef = new MimeMessageHelper[1];
MimeMessagePreparator mailPreparer = new MimeMessagePreparator()
{
@SuppressWarnings("unchecked")
public void prepare(MimeMessage mimeMessage) throws MessagingException
{
if (logger.isDebugEnabled())
{
logger.debug(ruleAction.getParameterValues());
}
messageRef[0] = new MimeMessageHelper(mimeMessage);
// set header encoding if one has been supplied
if (headerEncoding != null && headerEncoding.length() != 0)
{
mimeMessage.setHeader("Content-Transfer-Encoding", headerEncoding);
}
// set recipient
String to = (String)ruleAction.getParameterValue(PARAM_TO);
if (to != null && to.length() != 0)
{
messageRef[0].setTo(to);
// Note: there is no validation on the username to check that it actually is an email address.
// TODO Fix this.
}
else
{
// see if multiple recipients have been supplied - as a list of authorities
Serializable authoritiesValue = ruleAction.getParameterValue(PARAM_TO_MANY);
List<String> authorities = null;
if (authoritiesValue != null)
{
if (authoritiesValue instanceof String)
{
authorities = new ArrayList<String>(1);
authorities.add((String)authoritiesValue);
}
else
{
authorities = (List<String>)authoritiesValue;
}
}
if (authorities != null && authorities.size() != 0)
{
List<String> recipients = new ArrayList<String>(authorities.size());
if (logger.isTraceEnabled()) { logger.trace(authorities.size() + " recipient(s) for mail"); }
for (String authority : authorities)
{
final AuthorityType authType = AuthorityType.getAuthorityType(authority);
if (logger.isTraceEnabled()) { logger.trace(" authority type: " + authType); }
if (authType.equals(AuthorityType.USER))
{
if (personService.personExists(authority) == true)
{
NodeRef person = personService.getPerson(authority);
String address = (String)nodeService.getProperty(person, ContentModel.PROP_EMAIL);
if (address != null && address.length() != 0 && validateAddress(address))
{
if (logger.isTraceEnabled()) { logger.trace("Recipient (person) exists in Alfresco with known email."); }
recipients.add(address);
}
else
{
if (logger.isTraceEnabled()) { logger.trace("Recipient (person) exists in Alfresco without known email."); }
// If the username looks like an email address, we'll use that.
if (validateAddress(authority)) { recipients.add(authority); }
}
}
else
{
if (logger.isTraceEnabled()) { logger.trace("Recipient does not exist in Alfresco."); }
if (validateAddress(authority)) { recipients.add(authority); }
}
}
else if (authType.equals(AuthorityType.GROUP) || authType.equals(AuthorityType.EVERYONE))
{
if (logger.isTraceEnabled()) { logger.trace("Recipient is a group..."); }
// Notify all members of the group
Set<String> users;
if (authType.equals(AuthorityType.GROUP))
{
users = authorityService.getContainedAuthorities(AuthorityType.USER, authority, false);
}
else
{
users = authorityService.getAllAuthorities(AuthorityType.USER);
}
for (String userAuth : users)
{
if (personService.personExists(userAuth) == true)
{
NodeRef person = personService.getPerson(userAuth);
String address = (String)nodeService.getProperty(person, ContentModel.PROP_EMAIL);
if (address != null && address.length() != 0)
{
recipients.add(address);
if (logger.isTraceEnabled()) { logger.trace(" Group member email is known."); }
}
else
{
if (logger.isTraceEnabled()) { logger.trace(" Group member email not known."); }
if (validateAddress(authority)) { recipients.add(userAuth); }
}
}
else
{
if (logger.isTraceEnabled()) { logger.trace(" Group member person not found"); }
if (validateAddress(authority)) { recipients.add(userAuth); }
}
}
}
}
if (logger.isTraceEnabled()) { logger.trace(recipients.size() + " valid recipient(s)."); }
if(recipients.size() > 0)
{
messageRef[0].setTo(recipients.toArray(new String[recipients.size()]));
}
else
{
// All recipients were invalid
throw new MailPreparationException(
"All recipients for the mail action were invalid"
);
}
}
else
{
// No recipients have been specified
throw new MailPreparationException(
"No recipient has been specified for the mail action"
);
}
}
// from person - not to be performed for the "admin" or "system" users
NodeRef fromPerson = null;
final String currentUserName = authService.getCurrentUserName();
final List<String> usersNotToBeUsedInFromField = Arrays.asList(new String[] {AuthenticationUtil.getAdminUserName(),
AuthenticationUtil.getSystemUserName(),
AuthenticationUtil.getGuestUserName()});
if ( !usersNotToBeUsedInFromField.contains(currentUserName))
{
fromPerson = personService.getPerson(currentUserName);
}
if(isFromEnabled())
{
// Use the FROM parameter in preference to calculating values.
String from = (String)ruleAction.getParameterValue(PARAM_FROM);
if (from != null && from.length() > 0)
{
if(logger.isDebugEnabled())
{
logger.debug("from specified as a parameter, from:" + from);
}
// Check whether or not to use a personal name for the email (will be RFC 2047 encoded)
String fromPersonalName = (String)ruleAction.getParameterValue(PARAM_FROM_PERSONAL_NAME);
if(fromPersonalName != null && fromPersonalName.length() > 0)
{
try
{
messageRef[0].setFrom(from, fromPersonalName);
}
catch (UnsupportedEncodingException error)
{
// Uses the JVM's default encoding, can never be unsupported. Just in case, revert to simple email
messageRef[0].setFrom(from);
}
}
else
{
messageRef[0].setFrom(from);
}
}
else
{
// set the from address from the current user
String fromActualUser = null;
if (fromPerson != null)
{
fromActualUser = (String) nodeService.getProperty(fromPerson, ContentModel.PROP_EMAIL);
}
if (fromActualUser != null && fromActualUser.length() != 0)
{
if(logger.isDebugEnabled())
{
logger.debug("looked up email address for :" + fromPerson + " email from " + fromActualUser);
}
messageRef[0].setFrom(fromActualUser);
}
else
{
// from system or user does not have email address
messageRef[0].setFrom(fromDefaultAddress);
}
}
}
else
{
if(logger.isDebugEnabled())
{
logger.debug("from not enabled - sending from default address:" + fromDefaultAddress);
}
// from is not enabled.
messageRef[0].setFrom(fromDefaultAddress);
}
// set subject line
messageRef[0].setSubject((String)ruleAction.getParameterValue(PARAM_SUBJECT));
if ((testModeRecipient != null) && (testModeRecipient.length() > 0) && (! testModeRecipient.equals("${dev.email.recipient.address}")))
{
// If we have an override for the email recipient, we'll send the email to that address instead.
// We'll prefix the subject with the original recipient, but leave the email message unchanged in every other way.
messageRef[0].setTo(testModeRecipient);
String emailRecipient = (String)ruleAction.getParameterValue(PARAM_TO);
if (emailRecipient == null)
{
Object obj = ruleAction.getParameterValue(PARAM_TO_MANY);
if (obj != null)
{
emailRecipient = obj.toString();
}
}
String recipientPrefixedSubject = "(" + emailRecipient + ") " + (String)ruleAction.getParameterValue(PARAM_SUBJECT);
messageRef[0].setSubject(recipientPrefixedSubject);
}
// See if an email template has been specified
String text = null;
// templateRef: either a nodeRef or classpath (see ClasspathRepoTemplateLoader)
Serializable ref = ruleAction.getParameterValue(PARAM_TEMPLATE);
String templateRef = (ref instanceof NodeRef ? ((NodeRef)ref).toString() : (String)ref);
if (templateRef != null)
{
Map<String, Object> suppliedModel = null;
if(ruleAction.getParameterValue(PARAM_TEMPLATE_MODEL) != null)
{
Object m = ruleAction.getParameterValue(PARAM_TEMPLATE_MODEL);
if(m instanceof Map)
{
suppliedModel = (Map<String, Object>)m;
}
else
{
logger.warn("Skipping unsupported email template model parameters of type "
+ m.getClass().getName() + " : " + m.toString());
}
}
// build the email template model
Map<String, Object> model = createEmailTemplateModel(actionedUponNodeRef, suppliedModel, fromPerson);
// Determine the locale to use to send the email.
Locale locale = recipient.getSecond();
if (locale == null)
{
locale = (Locale)ruleAction.getParameterValue(PARAM_LOCALE);
}
if (locale == null)
{
locale = sender.getSecond();
}
// set subject line
String subject = (String)ruleAction.getParameterValue(PARAM_SUBJECT);
Object[] subjectParams = (Object[])ruleAction.getParameterValue(PARAM_SUBJECT_PARAMS);
String localizedSubject = getLocalizedSubject(subject, subjectParams, locale);
if (locale == null)
{
// process the template against the model
text = templateService.processTemplate("freemarker", templateRef, model);
}
else
{
// process the template against the model
text = templateService.processTemplate("freemarker", templateRef, model, locale);
}
if ((testModeRecipient != null) && (testModeRecipient.length() > 0) && (! testModeRecipient.equals("${dev.email.recipient.address}")))
{
// If we have an override for the email recipient, we'll send the email to that address instead.
// We'll prefix the subject with the original recipient, but leave the email message unchanged in every other way.
messageRef[0].setTo(testModeRecipient);
String emailRecipient = recipient.getFirst();
String recipientPrefixedSubject = "(" + emailRecipient + ") " + localizedSubject;
messageRef[0].setSubject(recipientPrefixedSubject);
}
else
{
messageRef[0].setTo(recipient.getFirst());
messageRef[0].setSubject(localizedSubject);
}
}
// set the text body of the message
boolean isHTML = false;
if (text == null)
{
text = (String)ruleAction.getParameterValue(PARAM_TEXT);
}
if (text != null)
{
if (isHTML(text))
{
isHTML = true;
}
}
else
{
text = (String)ruleAction.getParameterValue(PARAM_HTML);
if (text != null)
{
// assume HTML
isHTML = true;
}
}
if (text != null)
{
messageRef[0].setText(text, isHTML);
}
}
};
MimeMessage mimeMessage = mailService.createMimeMessage();
try
{
mailPreparer.prepare(mimeMessage);
} catch (Exception e)
{
// We're forced to catch java.lang.Exception here. Urgh.
if (logger.isInfoEnabled())
{
logger.warn("Unable to prepare mail message. Skipping.", e);
}
}
return messageRef[0];
}
private void sendEmail(final Action ruleAction, MimeMessageHelper preparedMessage)
{
try
{
// Send the message unless we are in "testMode"
if (!testMode)
{
mailService.send(preparedMessage.getMimeMessage());
onSend();
}
else
{
lastTestMessage = preparedMessage.getMimeMessage();
}
}
catch (MailException e)
{
onFail();
String to = (String)ruleAction.getParameterValue(PARAM_TO);
if (to == null)
{
Object obj = ruleAction.getParameterValue(PARAM_TO_MANY);
if (obj != null)
{
to = obj.toString();
}
}
// always log the failure
logger.error("Failed to send email to " + to, e);
// optionally ignore the throwing of the exception
Boolean ignoreError = (Boolean)ruleAction.getParameterValue(PARAM_IGNORE_SEND_FAILURE);
if (ignoreError == null || ignoreError.booleanValue() == false)
{
Object[] args = {to, e.toString()};
throw new AlfrescoRuntimeException("email.outbound.err.send.failed", args, e);
}
}
}
/**
* Attempt to localize the subject, using the subject parameter as the message key.
*
* @param subject Message key for subject lookup
* @param params Parameters for the message
* @param locale Locale to use
* @return The localized message, or subject if the message format could not be found
*/
private String getLocalizedSubject(String subject, Object[] params, Locale locale)
{
String localizedSubject = null;
if (locale == null)
{
localizedSubject = I18NUtil.getMessage(subject, params);
}
else
{
localizedSubject = I18NUtil.getMessage(subject, locale, params);
}
if (localizedSubject == null)
{
return subject;
}
else
{
return localizedSubject;
}
}
/**
*
* @param ruleAction
* @return
*/
private Pair<InternetAddress, Locale> getFrom(Action ruleAction)
{
try
{
InternetAddress address;
Locale locale = null;
// from person
String fromPersonName = null;
if (! authService.isCurrentUserTheSystemUser())
{
String currentUserName = authService.getCurrentUserName();
if (currentUserName != null && personExists(currentUserName))
{
fromPersonName = currentUserName;
locale = getLocaleForUser(fromPersonName);
}
}
if(isFromEnabled())
{
// Use the FROM parameter in preference to calculating values.
String from = (String)ruleAction.getParameterValue(PARAM_FROM);
if (from != null && from.length() > 0)
{
if(logger.isDebugEnabled())
{
logger.debug("from specified as a parameter, from:" + from);
}
// Check whether or not to use a personal name for the email (will be RFC 2047 encoded)
String fromPersonalName = (String)ruleAction.getParameterValue(PARAM_FROM_PERSONAL_NAME);
if(fromPersonalName != null && fromPersonalName.length() > 0)
{
try
{
address = new InternetAddress(from, fromPersonalName);
}
catch (UnsupportedEncodingException error)
{
address = new InternetAddress(from);
}
}
else
{
address = new InternetAddress(from);
}
if (locale == null)
{
if (personExists(from))
{
locale = getLocaleForUser(from);
}
}
}
else
{
// FROM enabled but not not specified
String fromActualUser = fromPersonName;
if (fromPersonName != null)
{
NodeRef fromPerson = getPerson(fromPersonName);
fromActualUser = (String) nodeService.getProperty(fromPerson, ContentModel.PROP_EMAIL);
}
if (fromActualUser != null && fromActualUser.length() != 0)
{
if(logger.isDebugEnabled())
{
logger.debug("looked up email address for :" + fromPersonName + " email from " + fromActualUser);
}
address = new InternetAddress(fromActualUser);
}
else
{
// from system or user does not have email address
address = new InternetAddress(fromDefaultAddress);
}
}
}
else
{
if(logger.isDebugEnabled())
{
logger.debug("from not enabled - sending from default address:" + fromDefaultAddress);
}
// from is not enabled.
address = new InternetAddress(fromDefaultAddress);
}
return new Pair<InternetAddress, Locale>(address, locale);
}
catch (MessagingException ex)
{
throw new AlfrescoRuntimeException("Failed to resolve sender mail address");
}
}
@SuppressWarnings("unchecked")
private List<Pair<String, Locale>> getRecipients(Action ruleAction)
{
List<Pair<String, Locale>> recipients = new LinkedList<Pair<String,Locale>>();
// set recipient
String to = (String)ruleAction.getParameterValue(PARAM_TO);
if (to != null && to.length() != 0)
{
Locale locale = null;
if (personExists(to))
{
locale = getLocaleForUser(to);
}
recipients.add(new Pair<String, Locale>(to, locale));
}
else
{
// see if multiple recipients have been supplied - as a list of authorities
Serializable authoritiesValue = ruleAction.getParameterValue(PARAM_TO_MANY);
List<String> authorities = null;
if (authoritiesValue != null)
{
if (authoritiesValue instanceof String)
{
authorities = new ArrayList<String>(1);
authorities.add((String)authoritiesValue);
}
else
{
authorities = (List<String>)authoritiesValue;
}
}
if (authorities != null && authorities.size() != 0)
{
for (String authority : authorities)
{
AuthorityType authType = AuthorityType.getAuthorityType(authority);
if (authType.equals(AuthorityType.USER))
{
// Formerly, this code checked personExists(auth) but we now support emailing addresses who are not yet Alfresco users.
// Check the user name to be a valid email and we don't need to log an error in this case
// ALF-19231
// Validate the email, allowing for local email addresses
if (authority != null && authority.length() != 0)
{
if (personExists(authority))
{
EmailValidator emailValidator = EmailValidator.getInstance(true);
if (validateAddresses && emailValidator.isValid(authority))
{
Locale locale = getLocaleForUser(authority);
recipients.add(new Pair<String, Locale>(authority, locale));
}
else
{
String address = getPersonEmail(authority);
if (address != null && address.length() != 0 && validateAddress(address))
{
Locale locale = getLocaleForUser(authority);
recipients.add(new Pair<String, Locale>(address, locale));
}
}
}
else
{
recipients.add(new Pair<String, Locale>(authority, null));
}
}
}
else if (authType.equals(AuthorityType.GROUP) || authType.equals(AuthorityType.EVERYONE))
{
// Notify all members of the group
Set<String> users;
if (authType.equals(AuthorityType.GROUP))
{
users = authorityService.getContainedAuthorities(AuthorityType.USER, authority, false);
}
else
{
users = authorityService.getAllAuthorities(AuthorityType.USER);
}
for (String userAuth : users)
{
if (personExists(userAuth))
{
// Check the user name to be a valid email and we don't need to log an error in this case
// ALF-19231
// Validate the email, allowing for local email addresses
EmailValidator emailValidator = EmailValidator.getInstance(true);
if (validateAddresses && emailValidator.isValid(userAuth))
{
if (userAuth != null && userAuth.length() != 0)
{
Locale locale = getLocaleForUser(userAuth);
recipients.add(new Pair<String, Locale>(userAuth, locale));
}
}
else
{
String address = getPersonEmail(userAuth);
if (address != null && address.length() != 0 && validateAddress(address))
{
Locale locale = getLocaleForUser(userAuth);
recipients.add(new Pair<String, Locale>(address, locale));
}
}
}
else
{
recipients.add(new Pair<String, Locale>(authority, null));
}
}
}
}
if(recipients.size() <= 0)
{
// All recipients were invalid
throw new MailPreparationException(
"All recipients for the mail action were invalid"
);
}
}
else
{
// No recipients have been specified
throw new MailPreparationException(
"No recipient has been specified for the mail action"
);
}
}
return recipients;
}
public boolean personExists(final String user)
{
boolean exists = false;
String domain = tenantService.getPrimaryDomain(user); // get primary tenant
if (domain != null)
{
exists = TenantUtil.runAsTenant(new TenantRunAsWork<Boolean>()
{
public Boolean doWork() throws Exception
{
return personService.personExists(user);
}
}, domain);
}
else
{
exists = personService.personExists(user);
}
return exists;
}
public NodeRef getPerson(final String user)
{
NodeRef person = null;
String domain = tenantService.getPrimaryDomain(user); // get primary tenant
if (domain != null)
{
person = TenantUtil.runAsTenant(new TenantRunAsWork<NodeRef>()
{
public NodeRef doWork() throws Exception
{
return personService.getPerson(user);
}
}, domain);
}
else
{
person = personService.getPerson(user);
}
return person;
}
public String getPersonEmail(final String user)
{
final NodeRef person = getPerson(user);
String email = null;
String domain = tenantService.getPrimaryDomain(user); // get primary tenant
if (domain != null)
{
email = TenantUtil.runAsTenant(new TenantRunAsWork<String>()
{
public String doWork() throws Exception
{
return (String) nodeService.getProperty(person, ContentModel.PROP_EMAIL);
}
}, domain);
}
else
{
email = (String) nodeService.getProperty(person, ContentModel.PROP_EMAIL);
}
return email;
}
/**
* Gets the specified user's preferred locale, if available.
*
* @param user the username of the user whose locale is sought.
* @return the preferred locale for that user, if available, else <tt>null</tt>. The result would be <tt>null</tt>
* e.g. if the user does not exist in the system.
*/
private Locale getLocaleForUser(final String user)
{
Locale locale = null;
String localeString = null;
// get primary tenant for the specified user.
//
// This can have one of (at least) 3 values currently:
// 1. In single-tenant (community/enterprise) this will be the empty string.
// 2. In the cloud, for a username such as this: joe.soap@acme.com:
// 2A. If the acme.com tenant exists in the system, the primary domain is "acme.com"
// 2B. Id the acme.xom tenant does not exist in the system, the primary domain is null.
String domain = tenantService.getPrimaryDomain(user);
if (domain != null)
{
// If the domain is not null, then the user exists in the system and we may get a preferred locale.
localeString = TenantUtil.runAsSystemTenant(new TenantRunAsWork<String>()
{
public String doWork() throws Exception
{
return (String) preferenceService.getPreference(user, "locale");
}
}, domain);
}
else
{
// If the domain is null, then the beahviour here varies depending on whether it's a single tenant or multi-tenant cloud.
if (personExists(user))
{
localeString = (String) preferenceService.getPreference(user, "locale");
}
// else leave it as null - there's no tenant, no user for that username, so we can't get a preferred locale.
}
if (localeString != null)
{
locale = StringUtils.parseLocaleString(localeString);
}
return locale;
}
/**
* Return true if address has valid format
* @param address
* @return
*/
private boolean validateAddress(String address)
{
boolean result = false;
// Validate the email, allowing for local email addresses
EmailValidator emailValidator = EmailValidator.getInstance(true);
if (!validateAddresses || emailValidator.isValid(address))
{
result = true;
}
else
{
logger.error("Failed to send email to '" + address + "' as the address is incorrectly formatted" );
}
return result;
}
/**
* @param ref The node representing the current document ref (or null)
*
* @return Model map for email templates
*/
private Map<String, Object> createEmailTemplateModel(NodeRef ref, Map<String, Object> suppliedModel, NodeRef fromPerson)
{
Map<String, Object> model = new HashMap<String, Object>(8, 1.0f);
if (fromPerson != null)
{
model.put("person", new TemplateNode(fromPerson, serviceRegistry, null));
}
if (ref != null)
{
model.put("document", new TemplateNode(ref, serviceRegistry, null));
NodeRef parent = serviceRegistry.getNodeService().getPrimaryParent(ref).getParentRef();
model.put("space", new TemplateNode(parent, serviceRegistry, null));
}
// current date/time is useful to have and isn't supplied by FreeMarker by default
model.put("date", new Date());
// add custom method objects
model.put("hasAspect", new HasAspectMethod());
model.put("message", new I18NMessageMethod());
model.put("dateCompare", new DateCompareMethod());
// add URLs
model.put("url", new URLHelper(sysAdminParams));
model.put(TemplateService.KEY_SHARE_URL, UrlUtil.getShareUrl(this.serviceRegistry.getSysAdminParams()));
if (imageResolver != null)
{
model.put(TemplateService.KEY_IMAGE_RESOLVER, imageResolver);
}
// if the caller specified a model, use it without overriding
if(suppliedModel != null && suppliedModel.size() > 0)
{
for(String key : suppliedModel.keySet())
{
if(model.containsKey(key))
{
if(logger.isDebugEnabled())
{
logger.debug("Not allowing overwriting of built in model parameter " + key);
}
}
else
{
model.put(key, suppliedModel.get(key));
}
}
}
// all done
return model;
}
/**
* Add the parameter definitions
*/
@Override
protected void addParameterDefinitions(List<ParameterDefinition> paramList)
{
paramList.add(new ParameterDefinitionImpl(PARAM_TO, DataTypeDefinition.TEXT, false, getParamDisplayLabel(PARAM_TO)));
paramList.add(new ParameterDefinitionImpl(PARAM_TO_MANY, DataTypeDefinition.ANY, false, getParamDisplayLabel(PARAM_TO_MANY), true));
paramList.add(new ParameterDefinitionImpl(PARAM_SUBJECT, DataTypeDefinition.TEXT, true, getParamDisplayLabel(PARAM_SUBJECT)));
paramList.add(new ParameterDefinitionImpl(PARAM_TEXT, DataTypeDefinition.TEXT, false, getParamDisplayLabel(PARAM_TEXT)));
paramList.add(new ParameterDefinitionImpl(PARAM_FROM, DataTypeDefinition.TEXT, false, getParamDisplayLabel(PARAM_FROM)));
paramList.add(new ParameterDefinitionImpl(PARAM_TEMPLATE, DataTypeDefinition.NODE_REF, false, getParamDisplayLabel(PARAM_TEMPLATE), false, "ac-email-templates"));
paramList.add(new ParameterDefinitionImpl(PARAM_TEMPLATE_MODEL, DataTypeDefinition.ANY, false, getParamDisplayLabel(PARAM_TEMPLATE_MODEL), true));
paramList.add(new ParameterDefinitionImpl(PARAM_IGNORE_SEND_FAILURE, DataTypeDefinition.BOOLEAN, false, getParamDisplayLabel(PARAM_IGNORE_SEND_FAILURE)));
}
public void setTestMode(boolean testMode)
{
this.testMode = testMode;
}
public boolean isTestMode()
{
return testMode;
}
/**
* Returns the most recent message that wasn't sent
* because TestMode had been enabled.
*/
public MimeMessage retrieveLastTestMessage()
{
return lastTestMessage;
}
/**
* Used when test mode is enabled.
* Clears the record of the last message that was sent.
*/
public void clearLastTestMessage()
{
lastTestMessage = null;
}
public void setFromEnabled(boolean fromEnabled)
{
this.fromEnabled = fromEnabled;
}
public boolean isFromEnabled()
{
return fromEnabled;
}
public static boolean isHTML(String value)
{
boolean result = false;
// Note: only simplistic match here - expects <html tag at the start of the text
String htmlPrefix = "<html";
String trimmedText = value.trim();
if (trimmedText.length() >= htmlPrefix.length() &&
trimmedText.substring(0, htmlPrefix.length()).equalsIgnoreCase(htmlPrefix))
{
result = true;
}
return result;
}
public static class URLHelper
{
private final SysAdminParams sysAdminParams;
public URLHelper(SysAdminParams sysAdminParams)
{
this.sysAdminParams = sysAdminParams;
}
public String getContext()
{
return "/" + sysAdminParams.getAlfrescoContext();
}
public String getServerPath()
{
return sysAdminParams.getAlfrescoProtocol() + "://" + sysAdminParams.getAlfrescoHost() + ":"
+ sysAdminParams.getAlfrescoPort();
}
}
static AtomicInteger numberSuccessfulSends = new AtomicInteger(0);
static AtomicInteger numberFailedSends = new AtomicInteger(0);
protected void onSend()
{
numberSuccessfulSends.getAndIncrement();
}
protected void onFail()
{
numberFailedSends.getAndIncrement();
}
public int getNumberSuccessfulSends()
{
return numberSuccessfulSends.get();
}
public int getNumberFailedSends()
{
return numberFailedSends.get();
}
}