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.journal.action;
016    
017    import com.liferay.portal.kernel.language.LanguageUtil;
018    import com.liferay.portal.kernel.util.Constants;
019    import com.liferay.portal.kernel.util.GetterUtil;
020    import com.liferay.portal.kernel.util.ParamUtil;
021    import com.liferay.portal.kernel.util.StringBundler;
022    import com.liferay.portal.kernel.util.StringPool;
023    import com.liferay.portal.kernel.util.StringUtil;
024    import com.liferay.portal.kernel.util.UnicodeFormatter;
025    import com.liferay.portal.kernel.util.Validator;
026    import com.liferay.portal.kernel.workflow.WorkflowConstants;
027    import com.liferay.portal.security.permission.ActionKeys;
028    import com.liferay.portal.service.ServiceContext;
029    import com.liferay.portal.service.ServiceContextFactory;
030    import com.liferay.portal.theme.ThemeDisplay;
031    import com.liferay.portal.util.PortalUtil;
032    import com.liferay.portal.util.WebKeys;
033    import com.liferay.portlet.dynamicdatamapping.NoSuchStructureException;
034    import com.liferay.portlet.dynamicdatamapping.model.DDMStructure;
035    import com.liferay.portlet.dynamicdatamapping.model.DDMTemplate;
036    import com.liferay.portlet.dynamicdatamapping.service.DDMStructureServiceUtil;
037    import com.liferay.portlet.dynamicdatamapping.service.DDMTemplateServiceUtil;
038    import com.liferay.portlet.dynamicdatamapping.storage.Field;
039    import com.liferay.portlet.dynamicdatamapping.storage.FieldConstants;
040    import com.liferay.portlet.dynamicdatamapping.storage.Fields;
041    import com.liferay.portlet.dynamicdatamapping.util.DDMUtil;
042    import com.liferay.portlet.journal.NoSuchArticleException;
043    import com.liferay.portlet.journal.NoSuchFolderException;
044    import com.liferay.portlet.journal.model.JournalArticle;
045    import com.liferay.portlet.journal.model.JournalArticleConstants;
046    import com.liferay.portlet.journal.model.JournalFeed;
047    import com.liferay.portlet.journal.model.JournalFolder;
048    import com.liferay.portlet.journal.model.JournalFolderConstants;
049    import com.liferay.portlet.journal.service.JournalArticleLocalServiceUtil;
050    import com.liferay.portlet.journal.service.JournalArticleServiceUtil;
051    import com.liferay.portlet.journal.service.JournalFeedServiceUtil;
052    import com.liferay.portlet.journal.service.JournalFolderServiceUtil;
053    import com.liferay.portlet.journal.service.permission.JournalPermission;
054    import com.liferay.portlet.journal.util.JournalConverterUtil;
055    import com.liferay.portlet.journal.util.JournalUtil;
056    
057    import java.io.Serializable;
058    
059    import java.util.ArrayList;
060    import java.util.HashMap;
061    import java.util.List;
062    import java.util.Locale;
063    import java.util.Map;
064    
065    import javax.portlet.ActionRequest;
066    import javax.portlet.PortletRequest;
067    
068    import javax.servlet.http.HttpServletRequest;
069    
070    /**
071     * @author Brian Wing Shun Chan
072     */
073    public class ActionUtil {
074    
075            public static void deleteArticle(
076                            ActionRequest actionRequest, String deleteArticleId)
077                    throws Exception {
078    
079                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
080                            WebKeys.THEME_DISPLAY);
081    
082                    String articleId = deleteArticleId;
083                    String articleURL = ParamUtil.getString(actionRequest, "articleURL");
084                    double version = 0;
085    
086                    ServiceContext serviceContext = ServiceContextFactory.getInstance(
087                            JournalArticle.class.getName(), actionRequest);
088    
089                    int pos = deleteArticleId.lastIndexOf(
090                            EditArticleAction.VERSION_SEPARATOR);
091    
092                    if (pos == -1) {
093                            JournalArticleServiceUtil.deleteArticle(
094                                    themeDisplay.getScopeGroupId(), articleId, articleURL,
095                                    serviceContext);
096                    }
097                    else {
098                            articleId = articleId.substring(0, pos);
099                            version = GetterUtil.getDouble(
100                                    deleteArticleId.substring(
101                                            pos + EditArticleAction.VERSION_SEPARATOR.length()));
102    
103                            JournalArticleServiceUtil.deleteArticle(
104                                    themeDisplay.getScopeGroupId(), articleId, version, articleURL,
105                                    serviceContext);
106                    }
107    
108                    JournalUtil.removeRecentArticle(actionRequest, articleId, version);
109            }
110    
111            public static void expireArticle(
112                            ActionRequest actionRequest, String expireArticleId)
113                    throws Exception {
114    
115                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
116                            WebKeys.THEME_DISPLAY);
117    
118                    String articleId = expireArticleId;
119                    String articleURL = ParamUtil.getString(actionRequest, "articleURL");
120                    double version = 0;
121    
122                    ServiceContext serviceContext = ServiceContextFactory.getInstance(
123                            JournalArticle.class.getName(), actionRequest);
124    
125                    int pos = expireArticleId.lastIndexOf(
126                            EditArticleAction.VERSION_SEPARATOR);
127    
128                    if (pos == -1) {
129                            JournalArticleServiceUtil.expireArticle(
130                                    themeDisplay.getScopeGroupId(), articleId, articleURL,
131                                    serviceContext);
132                    }
133                    else {
134                            articleId = articleId.substring(0, pos);
135                            version = GetterUtil.getDouble(
136                                    expireArticleId.substring(
137                                            pos + EditArticleAction.VERSION_SEPARATOR.length()));
138    
139                            JournalArticleServiceUtil.expireArticle(
140                                    themeDisplay.getScopeGroupId(), articleId, version, articleURL,
141                                    serviceContext);
142                    }
143    
144                    JournalUtil.removeRecentArticle(actionRequest, articleId, version);
145            }
146    
147            public static void expireFolder(
148                            long groupId, long parentFolderId, ServiceContext serviceContext)
149                    throws Exception {
150    
151                    List<JournalFolder> folders = JournalFolderServiceUtil.getFolders(
152                            groupId, parentFolderId);
153    
154                    for (JournalFolder folder : folders) {
155                            expireFolder(groupId, folder.getFolderId(), serviceContext);
156                    }
157    
158                    List<JournalArticle> articles = JournalArticleServiceUtil.getArticles(
159                            groupId, parentFolderId);
160    
161                    for (JournalArticle article : articles) {
162                            JournalArticleServiceUtil.expireArticle(
163                                    groupId, article.getArticleId(), null, serviceContext);
164                    }
165            }
166    
167            public static void getArticle(HttpServletRequest request) throws Exception {
168                    String cmd = ParamUtil.getString(request, Constants.CMD);
169    
170                    ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
171                            WebKeys.THEME_DISPLAY);
172    
173                    long resourcePrimKey = ParamUtil.getLong(request, "resourcePrimKey");
174                    long groupId = ParamUtil.getLong(
175                            request, "groupId", themeDisplay.getScopeGroupId());
176                    long classNameId = ParamUtil.getLong(request, "classNameId");
177                    long classPK = ParamUtil.getLong(request, "classPK");
178                    String articleId = ParamUtil.getString(request, "articleId");
179                    String structureId = ParamUtil.getString(request, "structureId");
180                    int status = ParamUtil.getInteger(
181                            request, "status", WorkflowConstants.STATUS_ANY);
182    
183                    JournalArticle article = null;
184    
185                    if (cmd.equals(Constants.ADD) && (resourcePrimKey != 0)) {
186                            article = JournalArticleLocalServiceUtil.getLatestArticle(
187                                    resourcePrimKey, status, false);
188                    }
189                    else if (!cmd.equals(Constants.ADD) && Validator.isNotNull(articleId)) {
190                            article = JournalArticleServiceUtil.getLatestArticle(
191                                    groupId, articleId, status);
192                    }
193                    else if ((classNameId > 0) &&
194                                     (classPK > JournalArticleConstants.CLASSNAME_ID_DEFAULT)) {
195    
196                            String className = PortalUtil.getClassName(classNameId);
197    
198                            article = JournalArticleServiceUtil.getLatestArticle(
199                                    groupId, className, classPK);
200                    }
201                    else if (Validator.isNotNull(structureId)) {
202                            DDMStructure ddmStructure = null;
203    
204                            try {
205                                    ddmStructure = DDMStructureServiceUtil.getStructure(
206                                            groupId, PortalUtil.getClassNameId(JournalArticle.class),
207                                            structureId);
208                            }
209                            catch (NoSuchStructureException nsse1) {
210                                    if (groupId == themeDisplay.getCompanyGroupId()) {
211                                            return;
212                                    }
213    
214                                    try {
215                                            ddmStructure = DDMStructureServiceUtil.getStructure(
216                                                    themeDisplay.getCompanyGroupId(),
217                                                    PortalUtil.getClassNameId(JournalArticle.class),
218                                                    structureId);
219                                    }
220                                    catch (NoSuchStructureException nsse2) {
221                                            return;
222                                    }
223                            }
224    
225                            article = JournalArticleServiceUtil.getArticle(
226                                    ddmStructure.getGroupId(), DDMStructure.class.getName(),
227                                    ddmStructure.getStructureId());
228    
229                            article.setNew(true);
230    
231                            article.setId(0);
232                            article.setGroupId(groupId);
233                            article.setClassNameId(
234                                    JournalArticleConstants.CLASSNAME_ID_DEFAULT);
235                            article.setClassPK(0);
236                            article.setArticleId(null);
237                            article.setVersion(0);
238                    }
239    
240                    request.setAttribute(WebKeys.JOURNAL_ARTICLE, article);
241            }
242    
243            public static void getArticle(PortletRequest portletRequest)
244                    throws Exception {
245    
246                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
247                            portletRequest);
248    
249                    getArticle(request);
250    
251                    JournalArticle article = (JournalArticle)portletRequest.getAttribute(
252                            WebKeys.JOURNAL_ARTICLE);
253    
254                    JournalUtil.addRecentArticle(portletRequest, article);
255            }
256    
257            public static void getArticles(HttpServletRequest request)
258                    throws Exception {
259    
260                    ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
261                            WebKeys.THEME_DISPLAY);
262    
263                    List<JournalArticle> articles = new ArrayList<JournalArticle>();
264    
265                    String[] articleIds = StringUtil.split(
266                            ParamUtil.getString(request, "articleIds"));
267    
268                    for (String articleId : articleIds) {
269                            try {
270                                    JournalArticle article = JournalArticleServiceUtil.getArticle(
271                                            themeDisplay.getScopeGroupId(), articleId);
272    
273                                    articles.add(article);
274                            }
275                            catch (NoSuchArticleException nsfee) {
276                            }
277                    }
278    
279                    request.setAttribute(WebKeys.JOURNAL_ARTICLES, articles);
280            }
281    
282            public static void getArticles(PortletRequest portletRequest)
283                    throws Exception {
284    
285                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
286                            portletRequest);
287    
288                    getArticles(request);
289            }
290    
291            public static Object[] getContentAndImages(
292                            DDMStructure ddmStructure, Locale locale,
293                            ServiceContext serviceContext)
294                    throws Exception {
295    
296                    Fields fields = DDMUtil.getFields(
297                            ddmStructure.getStructureId(), serviceContext);
298    
299                    Map<String, byte[]> images = getImages(fields, locale);
300    
301                    return new Object[] {
302                            JournalConverterUtil.getContent(ddmStructure, fields), images
303                    };
304            }
305    
306            public static void getFeed(HttpServletRequest request) throws Exception {
307                    long groupId = ParamUtil.getLong(request, "groupId");
308                    String feedId = ParamUtil.getString(request, "feedId");
309    
310                    JournalFeed feed = null;
311    
312                    if (Validator.isNotNull(feedId)) {
313                            feed = JournalFeedServiceUtil.getFeed(groupId, feedId);
314                    }
315    
316                    request.setAttribute(WebKeys.JOURNAL_FEED, feed);
317            }
318    
319            public static void getFeed(PortletRequest portletRequest) throws Exception {
320                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
321                            portletRequest);
322    
323                    getFeed(request);
324            }
325    
326            public static void getFolder(HttpServletRequest request) throws Exception {
327                    ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
328                            WebKeys.THEME_DISPLAY);
329    
330                    long folderId = ParamUtil.getLong(request, "folderId");
331    
332                    JournalFolder folder = null;
333    
334                    if ((folderId > 0) &&
335                            (folderId != JournalFolderConstants.DEFAULT_PARENT_FOLDER_ID)) {
336    
337                            folder = JournalFolderServiceUtil.getFolder(folderId);
338                    }
339                    else {
340                            JournalPermission.check(
341                                    themeDisplay.getPermissionChecker(),
342                                    themeDisplay.getScopeGroupId(), ActionKeys.VIEW);
343                    }
344    
345                    request.setAttribute(WebKeys.JOURNAL_FOLDER, folder);
346            }
347    
348            public static void getFolder(PortletRequest portletRequest)
349                    throws Exception {
350    
351                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
352                            portletRequest);
353    
354                    getFolder(request);
355            }
356    
357            public static void getFolders(HttpServletRequest request) throws Exception {
358                    long[] folderIds = StringUtil.split(
359                            ParamUtil.getString(request, "folderIds"), 0L);
360    
361                    List<JournalFolder> folders = new ArrayList<JournalFolder>();
362    
363                    for (long folderId : folderIds) {
364                            try {
365                                    JournalFolder folder = JournalFolderServiceUtil.getFolder(
366                                            folderId);
367    
368                                    folders.add(folder);
369                            }
370                            catch (NoSuchFolderException nsfee) {
371                            }
372                    }
373    
374                    request.setAttribute(WebKeys.JOURNAL_FOLDERS, folders);
375            }
376    
377            public static void getFolders(PortletRequest portletRequest)
378                    throws Exception {
379    
380                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
381                            portletRequest);
382    
383                    getFolders(request);
384            }
385    
386            public static void getStructure(HttpServletRequest request)
387                    throws Exception {
388    
389                    long groupId = ParamUtil.getLong(request, "groupId");
390                    long classNameId = ParamUtil.getLong(request, "classNameId");
391                    String structureId = ParamUtil.getString(request, "structureId");
392    
393                    DDMStructure ddmStructure = null;
394    
395                    if (Validator.isNotNull(structureId)) {
396                            ddmStructure = DDMStructureServiceUtil.getStructure(
397                                    groupId, classNameId, structureId);
398                    }
399    
400                    request.setAttribute(WebKeys.JOURNAL_STRUCTURE, ddmStructure);
401            }
402    
403            public static void getStructure(PortletRequest portletRequest)
404                    throws Exception {
405    
406                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
407                            portletRequest);
408    
409                    getStructure(request);
410    
411                    DDMStructure ddmStructure = (DDMStructure)portletRequest.getAttribute(
412                            WebKeys.JOURNAL_STRUCTURE);
413    
414                    JournalUtil.addRecentDDMStructure(portletRequest, ddmStructure);
415            }
416    
417            public static void getTemplate(HttpServletRequest request)
418                    throws Exception {
419    
420                    long groupId = ParamUtil.getLong(request, "groupId");
421                    String templateId = ParamUtil.getString(request, "templateId");
422    
423                    DDMTemplate ddmTemplate = null;
424    
425                    if (Validator.isNotNull(templateId)) {
426                            ddmTemplate = DDMTemplateServiceUtil.getTemplate(
427                                    groupId, PortalUtil.getClassNameId(DDMStructure.class),
428                                    templateId);
429                    }
430    
431                    request.setAttribute(WebKeys.JOURNAL_TEMPLATE, ddmTemplate);
432            }
433    
434            public static void getTemplate(PortletRequest portletRequest)
435                    throws Exception {
436    
437                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
438                            portletRequest);
439    
440                    getTemplate(request);
441    
442                    DDMTemplate ddmTemplate = (DDMTemplate)portletRequest.getAttribute(
443                            WebKeys.JOURNAL_TEMPLATE);
444    
445                    JournalUtil.addRecentDDMTemplate(portletRequest, ddmTemplate);
446            }
447    
448            protected static Map<String, byte[]> getImages(Fields fields, Locale locale)
449                    throws Exception {
450    
451                    Map<String, byte[]> images = new HashMap<String, byte[]>();
452    
453                    for (Field field : fields) {
454                            String dataType = field.getDataType();
455    
456                            if (!dataType.equals(FieldConstants.IMAGE)) {
457                                    continue;
458                            }
459    
460                            List<Serializable> values = field.getValues(locale);
461    
462                            for (int i = 0; i < values.size(); i++) {
463                                    String content = (String)values.get(i);
464    
465                                    if (content.equals("update")) {
466                                            continue;
467                                    }
468    
469                                    StringBundler sb = new StringBundler(6);
470    
471                                    sb.append(StringPool.UNDERLINE);
472                                    sb.append(field.getName());
473                                    sb.append(StringPool.UNDERLINE);
474                                    sb.append(i);
475                                    sb.append(StringPool.UNDERLINE);
476                                    sb.append(LanguageUtil.getLanguageId(locale));
477    
478                                    images.put(sb.toString(), UnicodeFormatter.hexToBytes(content));
479                            }
480                    }
481    
482                    return images;
483            }
484    
485            protected static boolean hasArticle(ActionRequest actionRequest)
486                    throws Exception {
487    
488                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
489                            WebKeys.THEME_DISPLAY);
490    
491                    String articleId = ParamUtil.getString(actionRequest, "articleId");
492    
493                    if (Validator.isNull(articleId)) {
494                            String[] articleIds = StringUtil.split(
495                                    ParamUtil.getString(actionRequest, "articleIds"));
496    
497                            if (articleIds.length <= 0) {
498                                    return false;
499                            }
500    
501                            articleId = articleIds[0];
502                    }
503    
504                    int pos = articleId.lastIndexOf(EditArticleAction.VERSION_SEPARATOR);
505    
506                    if (pos != -1) {
507                            articleId = articleId.substring(0, pos);
508                    }
509    
510                    try {
511                            JournalArticleLocalServiceUtil.getArticle(
512                                    themeDisplay.getScopeGroupId(), articleId);
513                    }
514                    catch (NoSuchArticleException nsae) {
515                            return false;
516                    }
517    
518                    return true;
519            }
520    
521    }