001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.blogs.action;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portal.kernel.json.JSONFactoryUtil;
020    import com.liferay.portal.kernel.json.JSONObject;
021    import com.liferay.portal.kernel.portlet.LiferayPortletConfig;
022    import com.liferay.portal.kernel.portlet.LiferayWindowState;
023    import com.liferay.portal.kernel.sanitizer.SanitizerException;
024    import com.liferay.portal.kernel.servlet.SessionErrors;
025    import com.liferay.portal.kernel.servlet.SessionMessages;
026    import com.liferay.portal.kernel.upload.UploadPortletRequest;
027    import com.liferay.portal.kernel.util.ArrayUtil;
028    import com.liferay.portal.kernel.util.CalendarFactoryUtil;
029    import com.liferay.portal.kernel.util.Constants;
030    import com.liferay.portal.kernel.util.HttpUtil;
031    import com.liferay.portal.kernel.util.ParamUtil;
032    import com.liferay.portal.kernel.util.StreamUtil;
033    import com.liferay.portal.kernel.util.StringPool;
034    import com.liferay.portal.kernel.util.StringUtil;
035    import com.liferay.portal.kernel.util.Validator;
036    import com.liferay.portal.kernel.workflow.WorkflowConstants;
037    import com.liferay.portal.security.auth.PrincipalException;
038    import com.liferay.portal.service.ServiceContext;
039    import com.liferay.portal.service.ServiceContextFactory;
040    import com.liferay.portal.struts.PortletAction;
041    import com.liferay.portal.theme.ThemeDisplay;
042    import com.liferay.portal.util.PortalUtil;
043    import com.liferay.portal.util.PortletKeys;
044    import com.liferay.portal.util.PropsValues;
045    import com.liferay.portal.util.WebKeys;
046    import com.liferay.portlet.PortletURLImpl;
047    import com.liferay.portlet.asset.AssetCategoryException;
048    import com.liferay.portlet.asset.AssetTagException;
049    import com.liferay.portlet.assetpublisher.util.AssetPublisherUtil;
050    import com.liferay.portlet.blogs.EntryContentException;
051    import com.liferay.portlet.blogs.EntryDisplayDateException;
052    import com.liferay.portlet.blogs.EntrySmallImageNameException;
053    import com.liferay.portlet.blogs.EntrySmallImageSizeException;
054    import com.liferay.portlet.blogs.EntryTitleException;
055    import com.liferay.portlet.blogs.NoSuchEntryException;
056    import com.liferay.portlet.blogs.model.BlogsEntry;
057    import com.liferay.portlet.blogs.service.BlogsEntryLocalServiceUtil;
058    import com.liferay.portlet.blogs.service.BlogsEntryServiceUtil;
059    
060    import java.io.InputStream;
061    
062    import java.util.Calendar;
063    import java.util.HashMap;
064    import java.util.Map;
065    
066    import javax.portlet.ActionRequest;
067    import javax.portlet.ActionResponse;
068    import javax.portlet.PortletConfig;
069    import javax.portlet.PortletRequest;
070    import javax.portlet.RenderRequest;
071    import javax.portlet.RenderResponse;
072    import javax.portlet.WindowState;
073    
074    import javax.servlet.http.HttpServletResponse;
075    
076    import org.apache.struts.action.ActionForm;
077    import org.apache.struts.action.ActionForward;
078    import org.apache.struts.action.ActionMapping;
079    
080    /**
081     * @author Brian Wing Shun Chan
082     * @author Wilson S. Man
083     * @author Thiago Moreira
084     * @author Juan Fern??ndez
085     * @author Zsolt Berentey
086     * @author Levente Hud??k
087     */
088    public class EditEntryAction extends PortletAction {
089    
090            @Override
091            public void processAction(
092                            ActionMapping actionMapping, ActionForm actionForm,
093                            PortletConfig portletConfig, ActionRequest actionRequest,
094                            ActionResponse actionResponse)
095                    throws Exception {
096    
097                    String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
098    
099                    try {
100                            BlogsEntry entry = null;
101                            String oldUrlTitle = StringPool.BLANK;
102    
103                            if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
104                                    Object[] returnValue = updateEntry(actionRequest);
105    
106                                    entry = (BlogsEntry)returnValue[0];
107                                    oldUrlTitle = ((String)returnValue[1]);
108                            }
109                            else if (cmd.equals(Constants.DELETE)) {
110                                    deleteEntries(
111                                            (LiferayPortletConfig)portletConfig, actionRequest, false);
112                            }
113                            else if (cmd.equals(Constants.MOVE_TO_TRASH)) {
114                                    deleteEntries(
115                                            (LiferayPortletConfig)portletConfig, actionRequest, true);
116                            }
117                            else if (cmd.equals(Constants.SUBSCRIBE)) {
118                                    subscribe(actionRequest);
119                            }
120                            else if (cmd.equals(Constants.RESTORE)) {
121                                    restoreEntries(actionRequest);
122                            }
123                            else if (cmd.equals(Constants.UNSUBSCRIBE)) {
124                                    unsubscribe(actionRequest);
125                            }
126                            else if (cmd.equals(Constants.UPDATE_CONTENT)) {
127                                    updateContent(actionRequest, actionResponse);
128    
129                                    return;
130                            }
131    
132                            String redirect = ParamUtil.getString(actionRequest, "redirect");
133                            boolean updateRedirect = false;
134    
135                            String portletId = HttpUtil.getParameter(redirect, "p_p_id", false);
136    
137                            if (Validator.isNotNull(oldUrlTitle)) {
138                                    String oldRedirectParam =
139                                            PortalUtil.getPortletNamespace(portletId) + "redirect";
140    
141                                    String oldRedirect = HttpUtil.getParameter(
142                                            redirect, oldRedirectParam, false);
143    
144                                    if (Validator.isNotNull(oldRedirect)) {
145                                            String newRedirect = HttpUtil.decodeURL(oldRedirect);
146    
147                                            newRedirect = StringUtil.replace(
148                                                    newRedirect, oldUrlTitle, entry.getUrlTitle());
149                                            newRedirect = StringUtil.replace(
150                                                    newRedirect, oldRedirectParam, "redirect");
151    
152                                            redirect = StringUtil.replace(
153                                                    redirect, oldRedirect, newRedirect);
154                                    }
155                                    else if (redirect.endsWith("/blogs/" + oldUrlTitle) ||
156                                                     redirect.contains("/blogs/" + oldUrlTitle + "?") ||
157                                                     redirect.contains("/blog/" + oldUrlTitle + "?")) {
158    
159                                            redirect = StringUtil.replace(
160                                                    redirect, oldUrlTitle, entry.getUrlTitle());
161                                    }
162    
163                                    updateRedirect = true;
164                            }
165    
166                            int workflowAction = ParamUtil.getInteger(
167                                    actionRequest, "workflowAction",
168                                    WorkflowConstants.ACTION_SAVE_DRAFT);
169    
170                            boolean ajax = ParamUtil.getBoolean(actionRequest, "ajax");
171    
172                            if (ajax) {
173                                    JSONObject jsonObject = JSONFactoryUtil.createJSONObject();
174    
175                                    jsonObject.put("entryId", entry.getEntryId());
176                                    jsonObject.put("redirect", redirect);
177                                    jsonObject.put("updateRedirect", updateRedirect);
178    
179                                    writeJSON(actionRequest, actionResponse, jsonObject);
180    
181                                    return;
182                            }
183    
184                            if ((entry != null) &&
185                                    (workflowAction == WorkflowConstants.ACTION_SAVE_DRAFT)) {
186    
187                                    redirect = getSaveAndContinueRedirect(
188                                            portletConfig, actionRequest, entry, redirect);
189    
190                                    sendRedirect(actionRequest, actionResponse, redirect);
191                            }
192                            else {
193                                    WindowState windowState = actionRequest.getWindowState();
194    
195                                    if (!windowState.equals(LiferayWindowState.POP_UP)) {
196                                            sendRedirect(actionRequest, actionResponse, redirect);
197                                    }
198                                    else {
199                                            redirect = PortalUtil.escapeRedirect(redirect);
200    
201                                            if (Validator.isNotNull(redirect)) {
202                                                    if (cmd.equals(Constants.ADD) && (entry != null)) {
203                                                            String namespace = PortalUtil.getPortletNamespace(
204                                                                    portletId);
205    
206                                                            redirect = HttpUtil.addParameter(
207                                                                    redirect, namespace + "className",
208                                                                    BlogsEntry.class.getName());
209                                                            redirect = HttpUtil.addParameter(
210                                                                    redirect, namespace + "classPK",
211                                                                    entry.getEntryId());
212                                                    }
213    
214                                                    actionResponse.sendRedirect(redirect);
215                                            }
216                                    }
217                            }
218                    }
219                    catch (Exception e) {
220                            if (e instanceof NoSuchEntryException ||
221                                    e instanceof PrincipalException) {
222    
223                                    SessionErrors.add(actionRequest, e.getClass());
224    
225                                    setForward(actionRequest, "portlet.blogs.error");
226                            }
227                            else if (e instanceof EntryContentException ||
228                                             e instanceof EntryDisplayDateException ||
229                                             e instanceof EntrySmallImageNameException ||
230                                             e instanceof EntrySmallImageSizeException ||
231                                             e instanceof EntryTitleException ||
232                                             e instanceof SanitizerException) {
233    
234                                    SessionErrors.add(actionRequest, e.getClass());
235                            }
236                            else if (e instanceof AssetCategoryException ||
237                                             e instanceof AssetTagException) {
238    
239                                    SessionErrors.add(actionRequest, e.getClass(), e);
240                            }
241                            else {
242                                    Throwable cause = e.getCause();
243    
244                                    if (cause instanceof SanitizerException) {
245                                            SessionErrors.add(actionRequest, SanitizerException.class);
246                                    }
247                                    else {
248                                            throw e;
249                                    }
250                            }
251                    }
252            }
253    
254            @Override
255            public ActionForward render(
256                            ActionMapping actionMapping, ActionForm actionForm,
257                            PortletConfig portletConfig, RenderRequest renderRequest,
258                            RenderResponse renderResponse)
259                    throws Exception {
260    
261                    try {
262                            ActionUtil.getEntry(renderRequest);
263    
264                            if (PropsValues.BLOGS_PINGBACK_ENABLED) {
265                                    BlogsEntry entry = (BlogsEntry)renderRequest.getAttribute(
266                                            WebKeys.BLOGS_ENTRY);
267    
268                                    if ((entry != null) && entry.isAllowPingbacks()) {
269                                            HttpServletResponse response =
270                                                    PortalUtil.getHttpServletResponse(renderResponse);
271    
272                                            response.addHeader(
273                                                    "X-Pingback",
274                                                    PortalUtil.getPortalURL(renderRequest) +
275                                                            "/xmlrpc/pingback");
276                                    }
277                            }
278                    }
279                    catch (Exception e) {
280                            if (e instanceof NoSuchEntryException ||
281                                    e instanceof PrincipalException) {
282    
283                                    SessionErrors.add(renderRequest, e.getClass());
284    
285                                    return actionMapping.findForward("portlet.blogs.error");
286                            }
287                            else {
288                                    throw e;
289                            }
290                    }
291    
292                    return actionMapping.findForward(
293                            getForward(renderRequest, "portlet.blogs.edit_entry"));
294            }
295    
296            protected void deleteEntries(
297                            LiferayPortletConfig liferayPortletConfig,
298                            ActionRequest actionRequest, boolean moveToTrash)
299                    throws Exception {
300    
301                    long[] deleteEntryIds = null;
302    
303                    long entryId = ParamUtil.getLong(actionRequest, "entryId");
304    
305                    if (entryId > 0) {
306                            deleteEntryIds = new long[] {entryId};
307                    }
308                    else {
309                            deleteEntryIds = StringUtil.split(
310                                    ParamUtil.getString(actionRequest, "deleteEntryIds"), 0L);
311                    }
312    
313                    String deleteEntryTitle = null;
314    
315                    for (int i = 0; i < deleteEntryIds.length; i++) {
316                            long deleteEntryId = deleteEntryIds[i];
317    
318                            if (moveToTrash) {
319                                    BlogsEntry entry = BlogsEntryServiceUtil.moveEntryToTrash(
320                                            deleteEntryId);
321    
322                                    if (i == 0) {
323                                            deleteEntryTitle = entry.getTitle();
324                                    }
325                            }
326                            else {
327                                    BlogsEntryServiceUtil.deleteEntry(deleteEntryId);
328                            }
329                    }
330    
331                    if (moveToTrash && (deleteEntryIds.length > 0)) {
332                            Map<String, String[]> data = new HashMap<String, String[]>();
333    
334                            data.put(
335                                    "deleteEntryClassName",
336                                    new String[] {BlogsEntry.class.getName()});
337    
338                            if (Validator.isNotNull(deleteEntryTitle)) {
339                                    data.put("deleteEntryTitle", new String[] {deleteEntryTitle});
340                            }
341    
342                            data.put(
343                                    "restoreEntryIds", ArrayUtil.toStringArray(deleteEntryIds));
344    
345                            SessionMessages.add(
346                                    actionRequest,
347                                    liferayPortletConfig.getPortletId() +
348                                            SessionMessages.KEY_SUFFIX_DELETE_SUCCESS_DATA, data);
349    
350                            hideDefaultSuccessMessage(liferayPortletConfig, actionRequest);
351                    }
352            }
353    
354            protected String getSaveAndContinueRedirect(
355                            PortletConfig portletConfig, ActionRequest actionRequest,
356                            BlogsEntry entry, String redirect)
357                    throws Exception {
358    
359                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
360                            WebKeys.THEME_DISPLAY);
361    
362                    String backURL = ParamUtil.getString(actionRequest, "backURL");
363    
364                    boolean preview = ParamUtil.getBoolean(actionRequest, "preview");
365    
366                    PortletURLImpl portletURL = new PortletURLImpl(
367                            actionRequest, portletConfig.getPortletName(),
368                            themeDisplay.getPlid(), PortletRequest.RENDER_PHASE);
369    
370                    String portletName = portletConfig.getPortletName();
371    
372                    if (portletName.equals(PortletKeys.BLOGS_ADMIN)) {
373                            portletURL.setParameter("struts_action", "/blogs_admin/edit_entry");
374                    }
375                    else {
376                            portletURL.setParameter("struts_action", "/blogs/edit_entry");
377                    }
378    
379                    portletURL.setParameter(Constants.CMD, Constants.UPDATE, false);
380                    portletURL.setParameter("redirect", redirect, false);
381                    portletURL.setParameter("backURL", backURL, false);
382                    portletURL.setParameter(
383                            "groupId", String.valueOf(entry.getGroupId()), false);
384                    portletURL.setParameter(
385                            "entryId", String.valueOf(entry.getEntryId()), false);
386                    portletURL.setParameter("preview", String.valueOf(preview), false);
387                    portletURL.setWindowState(actionRequest.getWindowState());
388    
389                    return portletURL.toString();
390            }
391    
392            protected void restoreEntries(ActionRequest actionRequest)
393                    throws PortalException, SystemException {
394    
395                    long[] restoreEntryIds = StringUtil.split(
396                            ParamUtil.getString(actionRequest, "restoreEntryIds"), 0L);
397    
398                    for (long restoreEntryId : restoreEntryIds) {
399                            BlogsEntryServiceUtil.restoreEntryFromTrash(restoreEntryId);
400                    }
401            }
402    
403            protected void subscribe(ActionRequest actionRequest) throws Exception {
404                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
405                            WebKeys.THEME_DISPLAY);
406    
407                    BlogsEntryServiceUtil.subscribe(themeDisplay.getScopeGroupId());
408            }
409    
410            protected void unsubscribe(ActionRequest actionRequest) throws Exception {
411                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
412                            WebKeys.THEME_DISPLAY);
413    
414                    BlogsEntryServiceUtil.unsubscribe(themeDisplay.getScopeGroupId());
415            }
416    
417            protected void updateContent(
418                            ActionRequest actionRequest, ActionResponse actionResponse)
419                    throws Exception {
420    
421                    long entryId = ParamUtil.getLong(actionRequest, "entryId");
422    
423                    String content = ParamUtil.getString(actionRequest, "content");
424    
425                    BlogsEntry entry = BlogsEntryLocalServiceUtil.getEntry(entryId);
426    
427                    ServiceContext serviceContext = ServiceContextFactory.getInstance(
428                            actionRequest);
429    
430                    try {
431                            Calendar displayDateCal = CalendarFactoryUtil.getCalendar();
432    
433                            displayDateCal.setTime(entry.getDisplayDate());
434    
435                            int displayDateMonth = displayDateCal.get(Calendar.MONTH);
436                            int displayDateDay = displayDateCal.get(Calendar.DATE);
437                            int displayDateYear = displayDateCal.get(Calendar.YEAR);
438                            int displayDateHour = displayDateCal.get(Calendar.HOUR);
439                            int displayDateMinute = displayDateCal.get(Calendar.MINUTE);
440    
441                            if (displayDateCal.get(Calendar.AM_PM) == Calendar.PM) {
442                                    displayDateHour += 12;
443                            }
444    
445                            BlogsEntryServiceUtil.updateEntry(
446                                    entryId, entry.getTitle(), entry.getDescription(), content,
447                                    displayDateMonth, displayDateDay, displayDateYear,
448                                    displayDateHour, displayDateMinute, entry.getAllowPingbacks(),
449                                    entry.getAllowTrackbacks(), null, entry.getSmallImage(),
450                                    entry.getSmallImageURL(), null, null, serviceContext);
451    
452                            JSONObject jsonObject = JSONFactoryUtil.createJSONObject();
453    
454                            jsonObject.put("success", Boolean.TRUE);
455    
456                            writeJSON(actionRequest, actionResponse, jsonObject);
457                    }
458                    catch (Exception e) {
459                            JSONObject jsonObject = JSONFactoryUtil.createJSONObject();
460    
461                            jsonObject.put("success", Boolean.FALSE);
462    
463                            jsonObject.putException(e);
464    
465                            writeJSON(actionRequest, actionResponse, jsonObject);
466                    }
467            }
468    
469            protected Object[] updateEntry(ActionRequest actionRequest)
470                    throws Exception {
471    
472                    long entryId = ParamUtil.getLong(actionRequest, "entryId");
473    
474                    String title = ParamUtil.getString(actionRequest, "title");
475                    String description = ParamUtil.getString(actionRequest, "description");
476                    String content = ParamUtil.getString(actionRequest, "content");
477    
478                    int displayDateMonth = ParamUtil.getInteger(
479                            actionRequest, "displayDateMonth");
480                    int displayDateDay = ParamUtil.getInteger(
481                            actionRequest, "displayDateDay");
482                    int displayDateYear = ParamUtil.getInteger(
483                            actionRequest, "displayDateYear");
484                    int displayDateHour = ParamUtil.getInteger(
485                            actionRequest, "displayDateHour");
486                    int displayDateMinute = ParamUtil.getInteger(
487                            actionRequest, "displayDateMinute");
488                    int displayDateAmPm = ParamUtil.getInteger(
489                            actionRequest, "displayDateAmPm");
490    
491                    if (displayDateAmPm == Calendar.PM) {
492                            displayDateHour += 12;
493                    }
494    
495                    boolean allowPingbacks = ParamUtil.getBoolean(
496                            actionRequest, "allowPingbacks");
497                    boolean allowTrackbacks = ParamUtil.getBoolean(
498                            actionRequest, "allowTrackbacks");
499                    String[] trackbacks = StringUtil.split(
500                            ParamUtil.getString(actionRequest, "trackbacks"));
501    
502                    boolean smallImage = false;
503                    String smallImageURL = null;
504                    String smallImageFileName = null;
505                    InputStream smallImageInputStream = null;
506    
507                    BlogsEntry entry = null;
508                    String oldUrlTitle = null;
509    
510                    try {
511                            boolean ajax = ParamUtil.getBoolean(actionRequest, "ajax");
512    
513                            if (!ajax) {
514                                    smallImage = ParamUtil.getBoolean(actionRequest, "smallImage");
515                                    smallImageURL = ParamUtil.getString(
516                                            actionRequest, "smallImageURL");
517    
518                                    if (smallImage && Validator.isNull(smallImageURL)) {
519                                            boolean attachments = ParamUtil.getBoolean(
520                                                    actionRequest, "attachments");
521    
522                                            if (attachments) {
523                                                    UploadPortletRequest uploadPortletRequest =
524                                                            PortalUtil.getUploadPortletRequest(actionRequest);
525    
526                                                    smallImageFileName = uploadPortletRequest.getFileName(
527                                                            "smallFile");
528                                                    smallImageInputStream =
529                                                            uploadPortletRequest.getFileAsStream("smallFile");
530                                            }
531                                    }
532                            }
533    
534                            ServiceContext serviceContext = ServiceContextFactory.getInstance(
535                                    BlogsEntry.class.getName(), actionRequest);
536    
537                            entry = null;
538                            oldUrlTitle = StringPool.BLANK;
539    
540                            if (entryId <= 0) {
541    
542                                    // Add entry
543    
544                                    entry = BlogsEntryServiceUtil.addEntry(
545                                            title, description, content, displayDateMonth,
546                                            displayDateDay, displayDateYear, displayDateHour,
547                                            displayDateMinute, allowPingbacks, allowTrackbacks,
548                                            trackbacks, smallImage, smallImageURL, smallImageFileName,
549                                            smallImageInputStream, serviceContext);
550    
551                                    AssetPublisherUtil.addAndStoreSelection(
552                                            actionRequest, BlogsEntry.class.getName(),
553                                            entry.getEntryId(), -1);
554                            }
555                            else {
556    
557                                    // Update entry
558    
559                                    entry = BlogsEntryLocalServiceUtil.getEntry(entryId);
560    
561                                    String tempOldUrlTitle = entry.getUrlTitle();
562    
563                                    entry = BlogsEntryServiceUtil.updateEntry(
564                                            entryId, title, description, content, displayDateMonth,
565                                            displayDateDay, displayDateYear, displayDateHour,
566                                            displayDateMinute, allowPingbacks, allowTrackbacks,
567                                            trackbacks, smallImage, smallImageURL, smallImageFileName,
568                                            smallImageInputStream, serviceContext);
569    
570                                    if (!tempOldUrlTitle.equals(entry.getUrlTitle())) {
571                                            oldUrlTitle = tempOldUrlTitle;
572                                    }
573    
574                                    AssetPublisherUtil.addAndStoreSelection(
575                                            actionRequest, BlogsEntry.class.getName(),
576                                            entry.getEntryId(), -1);
577                            }
578                    }
579                    finally {
580                            StreamUtil.cleanUp(smallImageInputStream);
581                    }
582    
583                    return new Object[] {entry, oldUrlTitle};
584            }
585    
586    }