1
14
15 package com.liferay.portlet;
16
17 import com.liferay.portal.kernel.language.LanguageUtil;
18 import com.liferay.portal.kernel.log.Log;
19 import com.liferay.portal.kernel.log.LogFactoryUtil;
20 import com.liferay.portal.kernel.portlet.LiferayPortletRequest;
21 import com.liferay.portal.kernel.portlet.LiferayPortletResponse;
22 import com.liferay.portal.kernel.portlet.PortletFilterUtil;
23 import com.liferay.portal.kernel.servlet.PortletServlet;
24 import com.liferay.portal.kernel.servlet.StringServletResponse;
25 import com.liferay.portal.kernel.util.ClassUtil;
26 import com.liferay.portal.kernel.util.GetterUtil;
27 import com.liferay.portal.kernel.util.JavaConstants;
28 import com.liferay.portal.kernel.util.StringBundler;
29 import com.liferay.portal.kernel.util.StringPool;
30 import com.liferay.portal.kernel.util.Time;
31 import com.liferay.portal.model.Layout;
32 import com.liferay.portal.tools.deploy.PortletDeployer;
33 import com.liferay.portal.util.WebKeys;
34
35 import java.io.IOException;
36
37 import java.util.ArrayList;
38 import java.util.HashMap;
39 import java.util.List;
40 import java.util.Map;
41 import java.util.Set;
42 import java.util.concurrent.ConcurrentHashMap;
43
44 import javax.portlet.ActionRequest;
45 import javax.portlet.ActionResponse;
46 import javax.portlet.EventRequest;
47 import javax.portlet.EventResponse;
48 import javax.portlet.Portlet;
49 import javax.portlet.PortletConfig;
50 import javax.portlet.PortletContext;
51 import javax.portlet.PortletException;
52 import javax.portlet.PortletRequest;
53 import javax.portlet.PortletSession;
54 import javax.portlet.RenderRequest;
55 import javax.portlet.RenderResponse;
56 import javax.portlet.ResourceRequest;
57 import javax.portlet.ResourceResponse;
58 import javax.portlet.filter.ActionFilter;
59 import javax.portlet.filter.EventFilter;
60 import javax.portlet.filter.FilterChain;
61 import javax.portlet.filter.PortletFilter;
62 import javax.portlet.filter.RenderFilter;
63 import javax.portlet.filter.ResourceFilter;
64
65 import javax.servlet.RequestDispatcher;
66 import javax.servlet.ServletException;
67 import javax.servlet.http.HttpServletRequest;
68 import javax.servlet.http.HttpServletResponse;
69 import javax.servlet.http.HttpSession;
70
71 import org.apache.commons.lang.time.StopWatch;
72
73
79 public class InvokerPortletImpl implements InvokerPortlet {
80
81 public static void clearResponse(
82 HttpSession session, long plid, String portletId, String languageId) {
83
84 String sesResponseId = encodeResponseKey(plid, portletId, languageId);
85
86 getResponses(session).remove(sesResponseId);
87 }
88
89 public static void clearResponses(HttpSession session) {
90 getResponses(session).clear();
91 }
92
93 public static void clearResponses(PortletSession session) {
94 getResponses(session).clear();
95 }
96
97 public static String encodeResponseKey(
98 long plid, String portletId, String languageId) {
99
100 StringBundler sb = new StringBundler(5);
101
102 sb.append(plid);
103 sb.append(StringPool.UNDERLINE);
104 sb.append(portletId);
105 sb.append(StringPool.UNDERLINE);
106 sb.append(languageId);
107
108 return sb.toString();
109 }
110
111 public static Map<String, InvokerPortletResponse> getResponses(
112 HttpSession session) {
113
114 Map<String, InvokerPortletResponse> responses =
115 (Map<String, InvokerPortletResponse>)session.getAttribute(
116 WebKeys.CACHE_PORTLET_RESPONSES);
117
118 if (responses == null) {
119 responses = new ConcurrentHashMap<String, InvokerPortletResponse>();
120
121 session.setAttribute(WebKeys.CACHE_PORTLET_RESPONSES, responses);
122 }
123
124 return responses;
125 }
126
127 public static Map<String, InvokerPortletResponse> getResponses(
128 PortletSession portletSession) {
129
130 return getResponses(
131 ((PortletSessionImpl)portletSession).getHttpSession());
132 }
133
134 public InvokerPortlet create(
135 com.liferay.portal.model.Portlet portletModel, Portlet portlet,
136 PortletContext portletContext)
137 throws PortletException {
138
139 try {
140 InvokerPortlet invokerPortlet = (InvokerPortlet)clone();
141
142 invokerPortlet.prepare(portletModel, portlet, portletContext);
143
144 return invokerPortlet;
145 }
146 catch (PortletException pe) {
147 throw pe;
148 }
149 catch (Exception e) {
150 throw new PortletException(e);
151 }
152 }
153
154 public InvokerPortlet create(
155 com.liferay.portal.model.Portlet portletModel, Portlet portlet,
156 PortletConfig portletConfig, PortletContext portletContext,
157 boolean checkAuthToken, boolean facesPortlet, boolean strutsPortlet,
158 boolean strutsBridgePortlet)
159 throws PortletException {
160
161 try {
162 InvokerPortlet invokerPortlet = (InvokerPortlet)clone();
163
164 invokerPortlet.prepare(
165 portletModel, portlet, portletConfig, portletContext,
166 checkAuthToken, facesPortlet, strutsPortlet,
167 strutsBridgePortlet);
168
169 return invokerPortlet;
170 }
171 catch (PortletException pe) {
172 throw pe;
173 }
174 catch (Exception e) {
175 throw new PortletException(e);
176 }
177 }
178
179 public void destroy() {
180 if (_destroyable) {
181 Thread currentThread = Thread.currentThread();
182
183 ClassLoader contextClassLoader =
184 currentThread.getContextClassLoader();
185
186 ClassLoader portletClassLoader = getPortletClassLoader();
187
188 try {
189 if (portletClassLoader != null) {
190 currentThread.setContextClassLoader(portletClassLoader);
191 }
192
193 removePortletFilters();
194
195 _portlet.destroy();
196 }
197 finally {
198 if (portletClassLoader != null) {
199 currentThread.setContextClassLoader(contextClassLoader);
200 }
201 }
202 }
203
204 _destroyable = false;
205 }
206
207 public Portlet getPortlet() {
208 return _portlet;
209 }
210
211 public ClassLoader getPortletClassLoader() {
212 return (ClassLoader)_portletContextImpl.getAttribute(
213 PortletServlet.PORTLET_CLASS_LOADER);
214 }
215
216 public PortletConfigImpl getPortletConfig() {
217 return _portletConfigImpl;
218 }
219
220 public PortletContextImpl getPortletContext() {
221 return _portletContextImpl;
222 }
223
224 public Portlet getPortletInstance() {
225 return _portlet;
226 }
227
228 public Integer getExpCache() {
229 return _expCache;
230 }
231
232 public void init(PortletConfig portletConfig) throws PortletException {
233 _portletConfigImpl = (PortletConfigImpl)portletConfig;
234
235 Thread currentThread = Thread.currentThread();
236
237 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
238
239 ClassLoader portletClassLoader = getPortletClassLoader();
240
241 try {
242 if (portletClassLoader != null) {
243 currentThread.setContextClassLoader(portletClassLoader);
244 }
245
246 _portlet.init(portletConfig);
247 }
248 finally {
249 if (portletClassLoader != null) {
250 currentThread.setContextClassLoader(contextClassLoader);
251 }
252 }
253
254 _destroyable = true;
255 }
256
257 public boolean isCheckAuthToken() {
258 return _checkAuthToken;
259 }
260
261 public boolean isDestroyable() {
262 return _destroyable;
263 }
264
265 public boolean isFacesPortlet() {
266 return _facesPortlet;
267 }
268
269 public boolean isStrutsBridgePortlet() {
270 return _strutsBridgePortlet;
271 }
272
273 public boolean isStrutsPortlet() {
274 return _strutsPortlet;
275 }
276
277 public void prepare(
278 com.liferay.portal.model.Portlet portletModel, Portlet portlet,
279 PortletContext portletContext)
280 throws PortletException {
281
282 _portletModel = portletModel;
283 _portletId = _portletModel.getPortletId();
284 _portlet = portlet;
285 _portletContextImpl = (PortletContextImpl)portletContext;
286
287 if (_log.isDebugEnabled()) {
288 _log.debug(
289 "Create root cache wrapper for " +
290 _portletContextImpl.getPortlet().getPortletId());
291 }
292
293 Map<String, String> initParams = portletModel.getInitParams();
294
295 _checkAuthToken = GetterUtil.getBoolean(
296 initParams.get("check-auth-token"), true);
297
298 if (ClassUtil.isSubclass(
299 _portlet.getClass(), PortletDeployer.JSF_MYFACES) ||
300 ClassUtil.isSubclass(
301 _portlet.getClass(), PortletDeployer.JSF_STANDARD) ||
302 ClassUtil.isSubclass(
303 _portlet.getClass(), PortletDeployer.JSF_SUN)) {
304
305 _facesPortlet = true;
306 }
307
308 _strutsPortlet = ClassUtil.isSubclass(
309 portlet.getClass(), StrutsPortlet.class);
310 _strutsBridgePortlet = ClassUtil.isSubclass(
311 portlet.getClass(),
312 "org.apache.portals.bridges.struts.StrutsPortlet");
313 _expCache = portletModel.getExpCache();
314 setPortletFilters();
315 }
316
317 public void prepare(
318 com.liferay.portal.model.Portlet portletModel, Portlet portlet,
319 PortletConfig portletConfig, PortletContext portletContext,
320 boolean checkAuthToken, boolean facesPortlet, boolean strutsPortlet,
321 boolean strutsBridgePortlet)
322 throws PortletException {
323
324
326 _portletModel = portletModel;
327 _portlet = portlet;
328 _portletId = _portletModel.getPortletId();
329 _portletContextImpl = (PortletContextImpl)portletContext;
330 _checkAuthToken = checkAuthToken;
331 _facesPortlet = facesPortlet;
332 _strutsPortlet = strutsPortlet;
333 _strutsBridgePortlet = strutsBridgePortlet;
334 _expCache = portletModel.getExpCache();
335 setPortletFilters();
336
337 if (_log.isDebugEnabled()) {
338 _log.debug(
339 "Create instance cache wrapper for " +
340 _portletContextImpl.getPortlet().getPortletId());
341 }
342
343
345 _portletConfigImpl = (PortletConfigImpl)portletConfig;
346 }
347
348 public void processAction(
349 ActionRequest actionRequest, ActionResponse actionResponse)
350 throws IOException {
351
352 StopWatch stopWatch = null;
353
354 if (_log.isDebugEnabled()) {
355 stopWatch = new StopWatch();
356
357 stopWatch.start();
358 }
359
360 try {
361 invokeAction(actionRequest, actionResponse);
362 }
363 catch (PortletException pe) {
364 actionRequest.setAttribute(
365 _portletId + PortletException.class.getName(), pe);
366 }
367
368 if (_log.isDebugEnabled()) {
369 if (stopWatch != null) {
370 _log.debug(
371 "processAction for " + _portletId + " takes " +
372 stopWatch.getTime() + " ms");
373 }
374 else {
375 _log.debug("processAction for " + _portletId + " is finished");
376 }
377 }
378 }
379
380 public void processEvent(
381 EventRequest eventRequest, EventResponse eventResponse)
382 throws IOException, PortletException {
383
384 StopWatch stopWatch = null;
385
386 if (_log.isDebugEnabled()) {
387 stopWatch = new StopWatch();
388
389 stopWatch.start();
390 }
391
392 invokeEvent(eventRequest, eventResponse);
393
394 if (_log.isDebugEnabled()) {
395 _log.debug(
396 "processEvent for " + _portletId + " takes " +
397 stopWatch.getTime() + " ms");
398 }
399 }
400
401 public void render(
402 RenderRequest renderRequest, RenderResponse renderResponse)
403 throws IOException, PortletException {
404
405 PortletException portletException =
406 (PortletException)renderRequest.getAttribute(
407 _portletId + PortletException.class.getName());
408
409 if (portletException != null) {
410 throw portletException;
411 }
412
413 StopWatch stopWatch = null;
414
415 if (_log.isDebugEnabled()) {
416 stopWatch = new StopWatch();
417
418 stopWatch.start();
419 }
420
421 String remoteUser = renderRequest.getRemoteUser();
422
423 if ((remoteUser == null) || (_expCache == null) ||
424 (_expCache.intValue() == 0)) {
425
426 invokeRender(renderRequest, renderResponse);
427 }
428 else {
429 RenderResponseImpl renderResponseImpl =
430 (RenderResponseImpl)renderResponse;
431
432 StringServletResponse stringResponse = (StringServletResponse)
433 renderResponseImpl.getHttpServletResponse();
434
435 PortletSession portletSession = renderRequest.getPortletSession();
436
437 long now = System.currentTimeMillis();
438
439 Layout layout = (Layout)renderRequest.getAttribute(WebKeys.LAYOUT);
440
441 Map<String, InvokerPortletResponse> sessionResponses =
442 getResponses(portletSession);
443
444 String sessionResponseId = encodeResponseKey(
445 layout.getPlid(), _portletId,
446 LanguageUtil.getLanguageId(renderRequest));
447
448 InvokerPortletResponse response = sessionResponses.get(
449 sessionResponseId);
450
451 if (response == null) {
452 String title = invokeRender(renderRequest, renderResponse);
453
454 response = new InvokerPortletResponse(
455 title, stringResponse.getString(),
456 now + Time.SECOND * _expCache.intValue());
457
458 sessionResponses.put(sessionResponseId, response);
459 }
460 else if ((response.getTime() < now) &&
461 (_expCache.intValue() > 0)) {
462
463 String title = invokeRender(renderRequest, renderResponse);
464
465 response.setTitle(title);
466 response.setContent(stringResponse.getString());
467 response.setTime(now + Time.SECOND * _expCache.intValue());
468 }
469 else {
470 renderResponseImpl.setTitle(response.getTitle());
471 stringResponse.getWriter().print(response.getContent());
472 }
473 }
474
475 Map<String, String[]> properties =
476 ((RenderResponseImpl)renderResponse).getProperties();
477
478 if (properties.containsKey("clear-request-parameters")) {
479 Map<String, String[]> renderParameters =
480 ((RenderRequestImpl)renderRequest).getRenderParameters();
481
482 renderParameters.clear();
483 }
484
485 if (_log.isDebugEnabled()) {
486 _log.debug(
487 "render for " + _portletId + " takes " + stopWatch.getTime() +
488 " ms");
489 }
490 }
491
492 public void serveResource(
493 ResourceRequest resourceRequest, ResourceResponse resourceResponse)
494 throws IOException {
495
496 StopWatch stopWatch = null;
497
498 if (_log.isDebugEnabled()) {
499 stopWatch = new StopWatch();
500
501 stopWatch.start();
502 }
503
504 try {
505 invokeResource(resourceRequest, resourceResponse);
506 }
507 catch (PortletException pe) {
508 resourceRequest.setAttribute(
509 _portletId + PortletException.class.getName(), pe);
510 }
511
512 if (_log.isDebugEnabled()) {
513 _log.debug(
514 "serveResource for " + _portletId + " takes " +
515 stopWatch.getTime() + " ms");
516 }
517 }
518
519 public void setPortletFilters() throws PortletException {
520 removePortletFilters();
521
522 Map<String, com.liferay.portal.model.PortletFilter> portletFilters =
523 _portletModel.getPortletFilters();
524
525 for (Map.Entry<String, com.liferay.portal.model.PortletFilter> entry :
526 portletFilters.entrySet()) {
527
528 com.liferay.portal.model.PortletFilter portletFilterModel =
529 entry.getValue();
530
531 PortletFilter portletFilter = PortletFilterFactory.create(
532 portletFilterModel, _portletContextImpl);
533
534 Set<String> lifecycles = portletFilterModel.getLifecycles();
535
536 if (lifecycles.contains(PortletRequest.ACTION_PHASE)) {
537 List<ActionFilter> actionFilters = _actionFiltersMap.get(
538 _portletId);
539
540 if (actionFilters == null) {
541 actionFilters = new ArrayList<ActionFilter>();
542 }
543
544 actionFilters.add((ActionFilter)portletFilter);
545
546 _actionFiltersMap.put(_portletId, actionFilters);
547 }
548
549 if (lifecycles.contains(PortletRequest.EVENT_PHASE)) {
550 List<EventFilter> eventFilters = _eventFiltersMap.get(
551 _portletId);
552
553 if (eventFilters == null) {
554 eventFilters = new ArrayList<EventFilter>();
555 }
556
557 eventFilters.add((EventFilter)portletFilter);
558
559 _eventFiltersMap.put(_portletId, eventFilters);
560 }
561
562 if (lifecycles.contains(PortletRequest.RENDER_PHASE)) {
563 List<RenderFilter> renderFilters = _renderFiltersMap.get(
564 _portletId);
565
566 if (renderFilters == null) {
567 renderFilters = new ArrayList<RenderFilter>();
568 }
569
570 renderFilters.add((RenderFilter)portletFilter);
571
572 _renderFiltersMap.put(_portletId, renderFilters);
573 }
574
575 if (lifecycles.contains(PortletRequest.RESOURCE_PHASE)) {
576 List<ResourceFilter> resourceFilters = _resourceFiltersMap.get(
577 _portletId);
578
579 if (resourceFilters == null) {
580 resourceFilters = new ArrayList<ResourceFilter>();
581 }
582
583 resourceFilters.add((ResourceFilter)portletFilter);
584
585 _resourceFiltersMap.put(_portletId, resourceFilters);
586 }
587 }
588 }
589
590 protected void invoke(
591 LiferayPortletRequest portletRequest,
592 LiferayPortletResponse portletResponse, String lifecycle,
593 List<? extends PortletFilter> filters)
594 throws IOException, PortletException {
595
596 FilterChain filterChain = new FilterChainImpl(_portlet, filters);
597
598 if (_portletConfigImpl.isWARFile()) {
599 String invokerPortletName = _portletConfigImpl.getInitParameter(
600 INIT_INVOKER_PORTLET_NAME);
601
602 if (invokerPortletName == null) {
603 invokerPortletName = _portletConfigImpl.getPortletName();
604 }
605
606 String path = StringPool.SLASH + invokerPortletName + "/invoke";
607
608 RequestDispatcher requestDispatcher =
609 _portletContextImpl.getServletContext().getRequestDispatcher(
610 path);
611
612 HttpServletRequest request = portletRequest.getHttpServletRequest();
613 HttpServletResponse response =
614 portletResponse.getHttpServletResponse();
615
616 request.setAttribute(JavaConstants.JAVAX_PORTLET_PORTLET, _portlet);
617 request.setAttribute(PortletRequest.LIFECYCLE_PHASE, lifecycle);
618 request.setAttribute(
619 PortletServlet.PORTLET_SERVLET_FILTER_CHAIN, filterChain);
620
621 try {
622
623
626 if (lifecycle.equals(PortletRequest.RESOURCE_PHASE)) {
627 requestDispatcher.forward(request, response);
628 }
629 else {
630 requestDispatcher.include(request, response);
631 }
632 }
633 catch (ServletException se) {
634 Throwable cause = se.getRootCause();
635
636 if (cause instanceof PortletException) {
637 throw (PortletException)cause;
638 }
639
640 throw new PortletException(cause);
641 }
642 }
643 else {
644 PortletFilterUtil.doFilter(
645 portletRequest, portletResponse, lifecycle, filterChain);
646 }
647
648 Map<String, String[]> properties = portletResponse.getProperties();
649
650 if ((properties != null) && (properties.size() > 0)) {
651 if (_expCache != null) {
652 String[] expCache = properties.get(
653 RenderResponse.EXPIRATION_CACHE);
654
655 if ((expCache != null) && (expCache.length > 0) &&
656 (expCache[0] != null)) {
657
658 _expCache = new Integer(GetterUtil.getInteger(expCache[0]));
659 }
660 }
661 }
662 }
663
664 protected void invokeAction(
665 ActionRequest actionRequest, ActionResponse actionResponse)
666 throws IOException, PortletException {
667
668 LiferayPortletRequest portletRequest =
669 (LiferayPortletRequest)actionRequest;
670 LiferayPortletResponse portletResponse =
671 (LiferayPortletResponse)actionResponse;
672
673 String portletId = _getPortletId(portletResponse);
674
675 List<ActionFilter> actionFilters = _actionFiltersMap.get(portletId);
676
677 invoke(
678 portletRequest, portletResponse, PortletRequest.ACTION_PHASE,
679 actionFilters);
680 }
681
682 protected void invokeEvent(
683 EventRequest eventRequest, EventResponse eventResponse)
684 throws IOException, PortletException {
685
686 LiferayPortletRequest portletRequest =
687 (LiferayPortletRequest)eventRequest;
688 LiferayPortletResponse portletResponse =
689 (LiferayPortletResponse)eventResponse;
690
691 String portletId = _getPortletId(portletResponse);
692
693 List<EventFilter> eventFilters = _eventFiltersMap.get(portletId);
694
695 invoke(
696 portletRequest, portletResponse, PortletRequest.EVENT_PHASE,
697 eventFilters);
698 }
699
700 protected String invokeRender(
701 RenderRequest renderRequest, RenderResponse renderResponse)
702 throws IOException, PortletException {
703
704 LiferayPortletRequest portletRequest =
705 (LiferayPortletRequest)renderRequest;
706 LiferayPortletResponse portletResponse =
707 (LiferayPortletResponse)renderResponse;
708
709 String portletId = _getPortletId(portletResponse);
710
711 List<RenderFilter> renderFilters = _renderFiltersMap.get(portletId);
712
713 invoke(
714 portletRequest, portletResponse, PortletRequest.RENDER_PHASE,
715 renderFilters);
716
717 RenderResponseImpl renderResponseImpl =
718 (RenderResponseImpl)renderResponse;
719
720 return renderResponseImpl.getTitle();
721 }
722
723 protected void invokeResource(
724 ResourceRequest resourceRequest, ResourceResponse resourceResponse)
725 throws IOException, PortletException {
726
727 LiferayPortletRequest portletRequest =
728 (LiferayPortletRequest)resourceRequest;
729 LiferayPortletResponse portletResponse =
730 (LiferayPortletResponse)resourceResponse;
731
732 String portletId = _getPortletId(portletResponse);
733
734 List<ResourceFilter> resourceFilters = _resourceFiltersMap.get(
735 portletId);
736
737 invoke(
738 portletRequest, portletResponse, PortletRequest.RESOURCE_PHASE,
739 resourceFilters);
740 }
741
742 protected void removePortletFilters() {
743 _actionFiltersMap.remove(_portletId);
744 _eventFiltersMap.remove(_portletId);
745 _renderFiltersMap.remove(_portletId);
746 _resourceFiltersMap.remove(_portletId);
747 }
748
749 private String _getPortletId(LiferayPortletResponse portletResponse) {
750 PortletResponseImpl portletResponseImpl =
751 (PortletResponseImpl)portletResponse;
752
753 com.liferay.portal.model.Portlet portlet =
754 portletResponseImpl.getPortlet();
755
756 return portlet.getPortletId();
757 }
758
759 private static Log _log = LogFactoryUtil.getLog(InvokerPortletImpl.class);
760
761 private com.liferay.portal.model.Portlet _portletModel;
762 private String _portletId;
763 private Portlet _portlet;
764 private PortletConfigImpl _portletConfigImpl;
765 private PortletContextImpl _portletContextImpl;
766 private Integer _expCache;
767 private boolean _checkAuthToken;
768 private boolean _destroyable;
769 private boolean _facesPortlet;
770 private boolean _strutsPortlet;
771 private boolean _strutsBridgePortlet;
772 private Map<String, List<ActionFilter>> _actionFiltersMap =
773 new HashMap<String, List<ActionFilter>>();
774 private Map<String, List<EventFilter>> _eventFiltersMap =
775 new HashMap<String, List<EventFilter>>();
776 private Map<String, List<RenderFilter>> _renderFiltersMap =
777 new HashMap<String, List<RenderFilter>>();
778 private Map<String, List<ResourceFilter>> _resourceFiltersMap =
779 new HashMap<String, List<ResourceFilter>>();
780
781 }