001
014
015 package com.liferay.portal.util;
016
017 import com.liferay.mail.model.FileAttachment;
018 import com.liferay.mail.service.MailServiceUtil;
019 import com.liferay.portal.NoSuchUserException;
020 import com.liferay.portal.kernel.exception.PortalException;
021 import com.liferay.portal.kernel.log.Log;
022 import com.liferay.portal.kernel.log.LogFactoryUtil;
023 import com.liferay.portal.kernel.mail.MailMessage;
024 import com.liferay.portal.kernel.mail.SMTPAccount;
025 import com.liferay.portal.kernel.messaging.DestinationNames;
026 import com.liferay.portal.kernel.messaging.MessageBusUtil;
027 import com.liferay.portal.kernel.util.GetterUtil;
028 import com.liferay.portal.kernel.util.HtmlUtil;
029 import com.liferay.portal.kernel.util.LocaleUtil;
030 import com.liferay.portal.kernel.util.ObjectValuePair;
031 import com.liferay.portal.kernel.util.StringPool;
032 import com.liferay.portal.kernel.util.StringUtil;
033 import com.liferay.portal.kernel.util.Validator;
034 import com.liferay.portal.model.Company;
035 import com.liferay.portal.model.Group;
036 import com.liferay.portal.model.Subscription;
037 import com.liferay.portal.model.User;
038 import com.liferay.portal.security.permission.PermissionChecker;
039 import com.liferay.portal.security.permission.PermissionCheckerFactoryUtil;
040 import com.liferay.portal.service.CompanyLocalServiceUtil;
041 import com.liferay.portal.service.GroupLocalServiceUtil;
042 import com.liferay.portal.service.ServiceContext;
043 import com.liferay.portal.service.SubscriptionLocalServiceUtil;
044 import com.liferay.portal.service.UserLocalServiceUtil;
045 import com.liferay.portal.service.permission.SubscriptionPermissionUtil;
046
047 import java.io.File;
048 import java.io.Serializable;
049
050 import java.util.ArrayList;
051 import java.util.HashMap;
052 import java.util.HashSet;
053 import java.util.List;
054 import java.util.Locale;
055 import java.util.Map;
056 import java.util.Set;
057
058 import javax.mail.internet.InternetAddress;
059
060
064 public class SubscriptionSender implements Serializable {
065
066 public void addFileAttachment(File file) {
067 addFileAttachment(file, null);
068 }
069
070 public void addFileAttachment(File file, String fileName) {
071 if (file == null) {
072 return;
073 }
074
075 if (fileAttachments == null) {
076 fileAttachments = new ArrayList<FileAttachment>();
077 }
078
079 FileAttachment attachment = new FileAttachment(file, fileName);
080
081 fileAttachments.add(attachment);
082 }
083
084 public void addPersistedSubscribers(String className, long classPK) {
085 ObjectValuePair<String, Long> ovp = new ObjectValuePair<String, Long>(
086 className, classPK);
087
088 _persistestedSubscribersOVPs.add(ovp);
089 }
090
091 public void addRuntimeSubscribers(String toAddress, String toName) {
092 ObjectValuePair<String, String> ovp =
093 new ObjectValuePair<String, String>(
094 toAddress, HtmlUtil.escape(toName));
095
096 _runtimeSubscribersOVPs.add(ovp);
097 }
098
099 public void flushNotifications() throws Exception {
100 initialize();
101
102 Thread currentThread = Thread.currentThread();
103
104 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
105
106 try {
107 if ((_classLoader != null) &&
108 (contextClassLoader != _classLoader)) {
109
110 currentThread.setContextClassLoader(_classLoader);
111 }
112
113 for (ObjectValuePair<String, Long> ovp :
114 _persistestedSubscribersOVPs) {
115
116 String className = ovp.getKey();
117 long classPK = ovp.getValue();
118
119 List<Subscription> subscriptions =
120 SubscriptionLocalServiceUtil.getSubscriptions(
121 companyId, className, classPK);
122
123 for (Subscription subscription : subscriptions) {
124 try {
125 notifySubscriber(subscription);
126 }
127 catch (PortalException pe) {
128 _log.error(
129 "Unable to process subscription: " + subscription);
130
131 continue;
132 }
133 }
134
135 if (bulk) {
136 Locale locale = LocaleUtil.getDefault();
137
138 InternetAddress to = new InternetAddress(
139 replaceContent(replyToAddress, locale),
140 replaceContent(replyToAddress, locale));
141
142 sendEmail(to, locale);
143 }
144 }
145
146 _persistestedSubscribersOVPs.clear();
147
148 for (ObjectValuePair<String, String> ovp :
149 _runtimeSubscribersOVPs) {
150
151 String toAddress = ovp.getKey();
152 String toName = ovp.getValue();
153
154 if (_sentEmailAddresses.contains(toAddress)) {
155 if (_log.isDebugEnabled()) {
156 _log.debug(
157 "Do not send a duplicate email to " + toAddress);
158 }
159
160 return;
161 }
162 else {
163 if (_log.isDebugEnabled()) {
164 _log.debug(
165 "Add " + toAddress + " to the list of users who " +
166 "have received an email");
167 }
168
169 _sentEmailAddresses.add(toAddress);
170 }
171
172 InternetAddress to = new InternetAddress(toAddress, toName);
173
174 sendEmail(to, LocaleUtil.getDefault());
175 }
176
177 _runtimeSubscribersOVPs.clear();
178 }
179 finally {
180 if ((_classLoader != null) &&
181 (contextClassLoader != _classLoader)) {
182
183 currentThread.setContextClassLoader(contextClassLoader);
184 }
185 }
186 }
187
188 public void flushNotificationsAsync() {
189 Thread currentThread = Thread.currentThread();
190
191 _classLoader = currentThread.getContextClassLoader();
192
193 MessageBusUtil.sendMessage(DestinationNames.SUBSCRIPTION_SENDER, this);
194 }
195
196 public Object getContextAttribute(String key) {
197 return _context.get(key);
198 }
199
200 public String getMailId() {
201 return this.mailId;
202 }
203
204 public void initialize() throws Exception {
205 if (_initialized) {
206 return;
207 }
208
209 _initialized = true;
210
211 Company company = CompanyLocalServiceUtil.getCompany(companyId);
212
213 setContextAttribute("[$COMPANY_ID$]", company.getCompanyId());
214 setContextAttribute("[$COMPANY_MX$]", company.getMx());
215 setContextAttribute("[$COMPANY_NAME$]", company.getName());
216 setContextAttribute("[$PORTAL_URL$]", getPortalURL(company));
217
218 if (groupId > 0) {
219 Group group = GroupLocalServiceUtil.getGroup(groupId);
220
221 setContextAttribute("[$SITE_NAME$]", group.getDescriptiveName());
222 }
223
224 if ((userId > 0) && Validator.isNotNull(_contextUserPrefix)) {
225 setContextAttribute(
226 "[$" + _contextUserPrefix + "_USER_ADDRESS$]",
227 HtmlUtil.escape(PortalUtil.getUserEmailAddress(userId)));
228 setContextAttribute(
229 "[$" + _contextUserPrefix + "_USER_NAME$]",
230 HtmlUtil.escape(
231 PortalUtil.getUserName(userId, StringPool.BLANK)));
232 }
233
234 mailId = PortalUtil.getMailId(
235 company.getMx(), _mailIdPopPortletPrefix, _mailIdIds);
236 }
237
238 public void setBody(String body) {
239 this.body = body;
240 }
241
242 public void setBulk(boolean bulk) {
243 this.bulk = bulk;
244 }
245
246 public void setCompanyId(long companyId) {
247 this.companyId = companyId;
248 }
249
250 public void setContextAttribute(String key, Object value) {
251 setContextAttribute(key, value, true);
252 }
253
254 public void setContextAttribute(String key, Object value, boolean escaped) {
255 if (escaped) {
256 _context.put(key, HtmlUtil.escape(String.valueOf(value)));
257 }
258 else {
259 _context.put(key, String.valueOf(value));
260 }
261 }
262
263 public void setContextAttributes(Object... values) {
264 for (int i = 0; i < values.length; i += 2) {
265 setContextAttribute(String.valueOf(values[i]), values[i + 1]);
266 }
267 }
268
269 public void setContextUserPrefix(String contextUserPrefix) {
270 _contextUserPrefix = contextUserPrefix;
271 }
272
273 public void setFrom(String fromAddress, String fromName) {
274 this.fromAddress = fromAddress;
275 this.fromName = fromName;
276 }
277
278 public void setGroupId(long groupId) {
279 this.groupId = groupId;
280 }
281
282 public void setHtmlFormat(boolean htmlFormat) {
283 this.htmlFormat = htmlFormat;
284 }
285
286 public void setInReplyTo(String inReplyTo) {
287 this.inReplyTo = inReplyTo;
288 }
289
290 public void setLocalizedBodyMap(Map<Locale, String> localizedBodyMap) {
291 this.localizedBodyMap = localizedBodyMap;
292 }
293
294 public void setLocalizedSubjectMap(
295 Map<Locale, String> localizedSubjectMap) {
296
297 this.localizedSubjectMap = localizedSubjectMap;
298 }
299
300 public void setMailId(String popPortletPrefix, Object... ids) {
301 _mailIdPopPortletPrefix = popPortletPrefix;
302 _mailIdIds = ids;
303 }
304
305 public void setPortletId(String portletId) {
306 this.portletId = portletId;
307 }
308
309 public void setReplyToAddress(String replyToAddress) {
310 this.replyToAddress = replyToAddress;
311 }
312
313
317 public void setScopeGroupId(long scopeGroupId) {
318 try {
319 Group group = GroupLocalServiceUtil.getGroup(scopeGroupId);
320
321 if (group.isLayout()) {
322 groupId = group.getParentGroupId();
323 }
324 else {
325 groupId = scopeGroupId;
326 }
327 }
328 catch (Exception e) {
329 }
330
331 this.scopeGroupId = scopeGroupId;
332 }
333
334 public void setServiceContext(ServiceContext serviceContext) {
335 this.serviceContext = serviceContext;
336 }
337
338 public void setSMTPAccount(SMTPAccount smtpAccount) {
339 this.smtpAccount = smtpAccount;
340 }
341
342 public void setSubject(String subject) {
343 this.subject = subject;
344 }
345
346 public void setUserId(long userId) {
347 this.userId = userId;
348 }
349
350 protected void deleteSubscription(Subscription subscription)
351 throws Exception {
352
353 SubscriptionLocalServiceUtil.deleteSubscription(
354 subscription.getSubscriptionId());
355 }
356
357 protected String getPortalURL(Company company) throws Exception {
358 if (serviceContext != null) {
359 String portalURL = serviceContext.getPortalURL();
360
361 if (Validator.isNotNull(portalURL)) {
362 return portalURL;
363 }
364 }
365
366 return company.getPortalURL(groupId);
367 }
368
369 protected boolean hasPermission(Subscription subscription, User user)
370 throws Exception {
371
372 PermissionChecker permissionChecker =
373 PermissionCheckerFactoryUtil.create(user);
374
375 return SubscriptionPermissionUtil.contains(
376 permissionChecker, subscription.getClassName(),
377 subscription.getClassPK());
378 }
379
380 protected void notifySubscriber(Subscription subscription)
381 throws Exception {
382
383 User user = null;
384
385 try {
386 user = UserLocalServiceUtil.getUserById(subscription.getUserId());
387 }
388 catch (NoSuchUserException nsue) {
389 if (_log.isInfoEnabled()) {
390 _log.info(
391 "Subscription " + subscription.getSubscriptionId() +
392 " is stale and will be deleted");
393 }
394
395 deleteSubscription(subscription);
396
397 return;
398 }
399
400 String emailAddress = user.getEmailAddress();
401
402 if (_sentEmailAddresses.contains(emailAddress)) {
403 if (_log.isDebugEnabled()) {
404 _log.debug("Do not send a duplicate email to " + emailAddress);
405 }
406
407 return;
408 }
409 else {
410 if (_log.isDebugEnabled()) {
411 _log.debug(
412 "Add " + emailAddress +
413 " to the list of users who have received an email");
414 }
415
416 _sentEmailAddresses.add(emailAddress);
417 }
418
419 if (!user.isActive()) {
420 if (_log.isDebugEnabled()) {
421 _log.debug("Skip inactive user " + user.getUserId());
422 }
423
424 return;
425 }
426
427 try {
428 if (!hasPermission(subscription, user)) {
429 if (_log.isDebugEnabled()) {
430 _log.debug("Skip unauthorized user " + user.getUserId());
431 }
432
433 return;
434 }
435 }
436 catch (Exception e) {
437 _log.error(e, e);
438
439 return;
440 }
441
442 if (bulk) {
443 InternetAddress bulkAddress = new InternetAddress(
444 user.getEmailAddress(), user.getFullName());
445
446 if (_bulkAddresses == null) {
447 _bulkAddresses = new ArrayList<InternetAddress>();
448 }
449
450 _bulkAddresses.add(bulkAddress);
451 }
452 else {
453 try {
454 InternetAddress to = new InternetAddress(
455 user.getEmailAddress(), user.getFullName());
456
457 sendEmail(to, user.getLocale());
458 }
459 catch (Exception e) {
460 _log.error(e, e);
461 }
462 }
463 }
464
465 protected void processMailMessage(MailMessage mailMessage, Locale locale)
466 throws Exception {
467
468 InternetAddress from = mailMessage.getFrom();
469 InternetAddress to = mailMessage.getTo()[0];
470
471 String processedSubject = StringUtil.replace(
472 mailMessage.getSubject(),
473 new String[] {
474 "[$FROM_ADDRESS$]", "[$FROM_NAME$]", "[$TO_ADDRESS$]",
475 "[$TO_NAME$]"
476 },
477 new String[] {
478 from.getAddress(),
479 GetterUtil.getString(from.getPersonal(), from.getAddress()),
480 HtmlUtil.escape(to.getAddress()),
481 HtmlUtil.escape(
482 GetterUtil.getString(to.getPersonal(), to.getAddress()))
483 });
484
485 processedSubject = replaceContent(processedSubject, locale);
486
487 mailMessage.setSubject(processedSubject);
488
489 String processedBody = StringUtil.replace(
490 mailMessage.getBody(),
491 new String[] {
492 "[$FROM_ADDRESS$]", "[$FROM_NAME$]", "[$TO_ADDRESS$]",
493 "[$TO_NAME$]"
494 },
495 new String[] {
496 from.getAddress(),
497 GetterUtil.getString(from.getPersonal(), from.getAddress()),
498 HtmlUtil.escape(to.getAddress()),
499 HtmlUtil.escape(
500 GetterUtil.getString(to.getPersonal(), to.getAddress()))
501 });
502
503 processedBody = replaceContent(processedBody, locale);
504
505 mailMessage.setBody(processedBody);
506 }
507
508 protected String replaceContent(String content, Locale locale)
509 throws Exception {
510
511 for (Map.Entry<String, Object> entry : _context.entrySet()) {
512 String key = entry.getKey();
513 Object value = entry.getValue();
514
515 content = StringUtil.replace(content, key, String.valueOf(value));
516 }
517
518 if (Validator.isNotNull(portletId)) {
519 String portletName = PortalUtil.getPortletTitle(portletId, locale);
520
521 content = StringUtil.replace(
522 content, "[$PORTLET_NAME$]", portletName);
523 }
524
525 Company company = CompanyLocalServiceUtil.getCompany(companyId);
526
527 content = StringUtil.replace(
528 content,
529 new String[] {
530 "href=\"/",
531 "src=\"/"
532 },
533 new String[] {
534 "href=\"" + getPortalURL(company) + "/",
535 "src=\"" + getPortalURL(company) + "/"
536 });
537
538 return content;
539 }
540
541 protected void sendEmail(InternetAddress to, Locale locale)
542 throws Exception {
543
544 InternetAddress from = new InternetAddress(
545 replaceContent(fromAddress, locale),
546 replaceContent(fromName, locale));
547
548 String processedSubject = null;
549
550 if (localizedSubjectMap != null) {
551 String localizedSubject = localizedSubjectMap.get(locale);
552
553 if (Validator.isNull(localizedSubject)) {
554 Locale defaultLocale = LocaleUtil.getDefault();
555
556 processedSubject = localizedSubjectMap.get(defaultLocale);
557 }
558 else {
559 processedSubject = localizedSubject;
560 }
561 }
562 else {
563 processedSubject = this.subject;
564 }
565
566 String processedBody = null;
567
568 if (localizedBodyMap != null) {
569 String localizedBody = localizedBodyMap.get(locale);
570
571 if (Validator.isNull(localizedBody)) {
572 Locale defaultLocale = LocaleUtil.getDefault();
573
574 processedBody = localizedBodyMap.get(defaultLocale);
575 }
576 else {
577 processedBody = localizedBody;
578 }
579 }
580 else {
581 processedBody = this.body;
582 }
583
584 MailMessage mailMessage = new MailMessage(
585 from, to, processedSubject, processedBody, htmlFormat);
586
587 if (fileAttachments != null) {
588 for (FileAttachment fileAttachment : fileAttachments) {
589 mailMessage.addFileAttachment(
590 fileAttachment.getFile(), fileAttachment.getFileName());
591 }
592 }
593
594 if (bulk && (_bulkAddresses != null)) {
595 mailMessage.setBulkAddresses(
596 _bulkAddresses.toArray(
597 new InternetAddress[_bulkAddresses.size()]));
598
599 _bulkAddresses.clear();
600 }
601
602 if (inReplyTo != null) {
603 mailMessage.setInReplyTo(inReplyTo);
604 }
605
606 mailMessage.setMessageId(mailId);
607
608 if (replyToAddress != null) {
609 InternetAddress replyTo = new InternetAddress(
610 replaceContent(replyToAddress, locale),
611 replaceContent(replyToAddress, locale));
612
613 mailMessage.setReplyTo(new InternetAddress[] {replyTo});
614 }
615
616 if (smtpAccount != null) {
617 mailMessage.setSMTPAccount(smtpAccount);
618 }
619
620 processMailMessage(mailMessage, locale);
621
622 MailServiceUtil.sendEmail(mailMessage);
623 }
624
625 protected String body;
626 protected boolean bulk;
627 protected long companyId;
628 protected List<FileAttachment> fileAttachments =
629 new ArrayList<FileAttachment>();
630 protected String fromAddress;
631 protected String fromName;
632 protected long groupId;
633 protected boolean htmlFormat;
634 protected String inReplyTo;
635 protected Map<Locale, String> localizedBodyMap;
636 protected Map<Locale, String> localizedSubjectMap;
637 protected String mailId;
638 protected String portletId;
639 protected String replyToAddress;
640 protected long scopeGroupId;
641 protected ServiceContext serviceContext;
642 protected SMTPAccount smtpAccount;
643 protected String subject;
644 protected long userId;
645
646 private static Log _log = LogFactoryUtil.getLog(SubscriptionSender.class);
647
648 private List<InternetAddress> _bulkAddresses;
649 private ClassLoader _classLoader;
650 private Map<String, Object> _context = new HashMap<String, Object>();
651 private String _contextUserPrefix;
652 private boolean _initialized;
653 private Object[] _mailIdIds;
654 private String _mailIdPopPortletPrefix;
655 private List<ObjectValuePair<String, Long>> _persistestedSubscribersOVPs =
656 new ArrayList<ObjectValuePair<String, Long>>();
657 private List<ObjectValuePair<String, String>> _runtimeSubscribersOVPs =
658 new ArrayList<ObjectValuePair<String, String>>();
659 private Set<String> _sentEmailAddresses = new HashSet<String>();
660
661 }