001/*
002 *  Copyright 2016 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016
017package org.ametys.plugins.workspaces.project.helper;
018
019import java.time.ZonedDateTime;
020import java.util.ArrayList;
021import java.util.Arrays;
022import java.util.Collections;
023import java.util.HashMap;
024import java.util.Iterator;
025import java.util.List;
026import java.util.Map;
027import java.util.Set;
028
029import org.apache.avalon.framework.context.Context;
030import org.apache.avalon.framework.context.ContextException;
031import org.apache.avalon.framework.context.Contextualizable;
032import org.apache.avalon.framework.logger.LogEnabled;
033import org.apache.avalon.framework.logger.Logger;
034import org.apache.avalon.framework.service.ServiceException;
035import org.apache.avalon.framework.service.ServiceManager;
036import org.apache.avalon.framework.service.Serviceable;
037import org.apache.cocoon.components.ContextHelper;
038import org.apache.cocoon.environment.Request;
039import org.w3c.dom.Node;
040import org.w3c.dom.NodeList;
041
042import org.ametys.cms.languages.LanguagesManager;
043import org.ametys.cms.tag.Tag;
044import org.ametys.core.user.CurrentUserProvider;
045import org.ametys.core.user.UserIdentity;
046import org.ametys.core.util.DateUtils;
047import org.ametys.core.util.dom.AmetysNodeList;
048import org.ametys.core.util.dom.MapElement;
049import org.ametys.plugins.repository.RepositoryConstants;
050import org.ametys.plugins.repository.data.holder.ModelAwareDataHolder;
051import org.ametys.plugins.repository.provider.RequestAttributeWorkspaceSelector;
052import org.ametys.plugins.workspaces.ObservationConstants;
053import org.ametys.plugins.workspaces.WorkspacesHelper;
054import org.ametys.plugins.workspaces.activities.activitystream.ActivityStreamClientInteraction;
055import org.ametys.plugins.workspaces.alert.AlertWorkspaceModule;
056import org.ametys.plugins.workspaces.categories.Category;
057import org.ametys.plugins.workspaces.categories.CategoryHelper;
058import org.ametys.plugins.workspaces.categories.CategoryProviderExtensionPoint;
059import org.ametys.plugins.workspaces.forum.ForumWorkspaceModule;
060import org.ametys.plugins.workspaces.keywords.KeywordsDAO;
061import org.ametys.plugins.workspaces.news.NewsWorkspaceModule;
062import org.ametys.plugins.workspaces.project.ProjectManager;
063import org.ametys.plugins.workspaces.project.objects.Project;
064import org.ametys.plugins.workspaces.project.rights.ProjectRightHelper;
065import org.ametys.runtime.i18n.I18nizableText;
066import org.ametys.web.WebConstants;
067import org.ametys.web.cocoon.I18nUtils;
068import org.ametys.web.repository.page.Page;
069import org.ametys.web.repository.page.ZoneItem;
070import org.ametys.web.repository.site.Site;
071import org.ametys.web.transformation.xslt.AmetysXSLTHelper;
072
073/**
074 * Helper component to be used from XSL stylesheets to get info related to projects.
075 */
076public class ProjectXsltHelper implements Serviceable, Contextualizable, LogEnabled
077{
078    private static Logger _logger;
079    private static Context _context;
080    private static ProjectManager _projectManager;
081    private static CategoryProviderExtensionPoint _categoryProviderEP;
082    private static CategoryHelper _categoryHelper;
083    private static I18nUtils _i18nUtils;
084    private static ActivityStreamClientInteraction _activityStream;
085    private static LanguagesManager _languagesManager;
086    private static CurrentUserProvider _currentUserProvider;
087    private static KeywordsDAO _keywordsDAO;
088    private static WorkspacesHelper _workspaceHelper;
089    private static ProjectRightHelper _projectRightHelper;
090    private static ProjectRightHelper _projectRightsHelper;
091    
092    @Override
093    public void contextualize(Context context) throws ContextException
094    {
095        _context = context;
096    }
097    
098    @Override
099    public void enableLogging(Logger logger)
100    {
101        _logger = logger;
102    }
103    
104    @Override
105    public void service(ServiceManager manager) throws ServiceException
106    {
107        _projectManager = (ProjectManager) manager.lookup(ProjectManager.ROLE);
108        _categoryProviderEP = (CategoryProviderExtensionPoint) manager.lookup(CategoryProviderExtensionPoint.ROLE);
109        _categoryHelper = (CategoryHelper) manager.lookup(CategoryHelper.ROLE);
110        _i18nUtils = (I18nUtils) manager.lookup(org.ametys.core.util.I18nUtils.ROLE);
111        _activityStream = (ActivityStreamClientInteraction) manager.lookup(ActivityStreamClientInteraction.ROLE);
112        _languagesManager = (LanguagesManager) manager.lookup(LanguagesManager.ROLE);
113        _currentUserProvider = (CurrentUserProvider) manager.lookup(CurrentUserProvider.ROLE);
114        _keywordsDAO = (KeywordsDAO) manager.lookup(KeywordsDAO.ROLE);
115        _workspaceHelper = (WorkspacesHelper) manager.lookup(WorkspacesHelper.ROLE);
116        _projectRightHelper = (ProjectRightHelper) manager.lookup(ProjectRightHelper.ROLE);
117        _projectRightsHelper = (ProjectRightHelper) manager.lookup(ProjectRightHelper.ROLE);
118    }
119    
120    /**
121     * Returns the current project
122     * @return the current project
123     */
124    public static String project()
125    {
126        Project project = _workspaceHelper.getProjectFromRequest();
127        if (project == null && _logger.isWarnEnabled())
128        {
129            String warnMsg = String.format("No project was found for current site");
130            _logger.warn(warnMsg);
131        }
132        return project != null ? project.getName() : null;
133    }
134    
135    /**
136     * Returns the information of current project
137     * @return the information of current project
138     */
139    public static MapElement projectInfo()
140    {
141        return projectInfo(project());
142    }
143    
144    /**
145     * Returns the project information
146     * @param projectName The project name
147     * @return the project information
148     */
149    public static MapElement projectInfo(String projectName)
150    {
151        Map<String, Object> projectInfo = new HashMap<>();
152        
153        Project project = _projectManager.getProject(projectName);
154        if (project != null)
155        {
156            projectInfo.put("name", project.getName());
157            projectInfo.put("id", project.getId());
158            projectInfo.put("title", project.getTitle());
159            projectInfo.put("description", project.getDescription());
160            projectInfo.put("creationDate", _projectCreationDate(project));
161            projectInfo.put("lastActivityDate", projectLastActivityDate(project.getName()));
162            projectInfo.put("categoryLabel", _projectCategoryLabel(project));
163            projectInfo.put("categoryColor", _projectCategoryColor(project));
164            projectInfo.put("keyword", _projectKeywords(project));
165        }
166        
167        return new MapElement("project", projectInfo);
168    }
169    
170    /**
171     * Returns the title of the current project
172     * @return the title of the current project
173     */
174    public static String projectTitle()
175    {
176        return projectTitle(project());
177    }
178    
179    /**
180     * Returns the title of the given project
181     * @param projectName The project to consider
182     * @return the title of the given project or empty otherwise
183     */
184    public static String projectTitle(String projectName)
185    {
186        String title = "";
187        
188        Project project = _projectManager.getProject(projectName);
189        if (project != null)
190        {
191            title = project.getTitle();
192        }
193        
194        return title;
195    }
196    
197    /**
198     * Returns the description of the current project
199     * @return the description of the current project
200     */
201    public static String projectDescription()
202    {
203        return projectDescription(project());
204    }
205    
206    /**
207     * Returns the description of the given project
208     * @param projectName The project to consider
209     * @return the description of the given project or empty otherwise
210     */
211    public static String projectDescription(String projectName)
212    {
213        String title = "";
214        
215        Project project = _projectManager.getProject(projectName);
216        if (project != null)
217        {
218            title = project.getDescription();
219        }
220        
221        return title;
222    }
223    
224    /**
225     * Returns the keywords of the current project
226     * @return keywords of the current project
227     */
228    public static NodeList projectKeywords()
229    {
230        return projectKeywords(project());
231    }
232    
233    /**
234     * Returns the project keywords
235     * @param projectName the project name
236     * @return the project keywords
237     */
238    public static NodeList projectKeywords(String projectName)
239    {
240        List<MapElement> keywordsElmts = new ArrayList<>();
241        
242        Project project = _projectManager.getProject(projectName);
243        if (project != null)
244        {
245            List<Map<String, String>> keywords = _projectKeywords(project);
246            for (Map<String, String> keyword : keywords)
247            {
248                keywordsElmts.add(new MapElement("keyword", keyword));
249            }
250        }
251        
252        return new AmetysNodeList(keywordsElmts);
253    }
254    
255    private static List<Map<String, String>> _projectKeywords(Project project)
256    {
257        List<Map<String, String>> keywords = new ArrayList<>();
258        
259        for (String keyword : project.getKeywords())
260        {
261            Tag tag = _keywordsDAO.getTag(keyword, Collections.emptyMap());
262            if (tag != null)
263            {
264                String title = _i18nUtils.translate(tag.getTitle(), AmetysXSLTHelper.lang());
265                keywords.add(Map.of("title", title, "name", keyword));
266            }
267        }
268        
269        return keywords;
270    }
271    
272    /**
273     * Returns the creation date of the current project
274     * @return the creation date of the current project at the ISO format or empty otherwise
275     */
276    public static String projectCreationDate()
277    {
278        return projectCreationDate(project());
279    }
280    
281    /**
282     * Returns the creation date of the given project
283     * @param projectName The project to consider
284     * @return the creation date of the given project at the ISO format or empty otherwise
285     */
286    public static String projectCreationDate(String projectName)
287    {
288        String creationDate = "";
289        
290        Project project = _projectManager.getProject(projectName);
291        if (project != null)
292        {
293            creationDate = _projectCreationDate(project);
294        }
295        
296        return creationDate;
297    }
298    
299    private static String _projectCreationDate(Project project)
300    {
301        ZonedDateTime date = project.getCreationDate();
302        return date.format(DateUtils.getISODateTimeFormatter());
303    }
304    
305    /**
306     * Return the color associated to the first category associated to the current project
307     * @return the hexa code color or the default color if no color is associated to the first category or if not category is associated.
308     * &lt;color&gt;
309     *     &lt;main&gt;#FFFFFF&lt;/main&gt;
310     *     &lt;text&gt;#000000&lt;/text&gt;
311     * &lt;/color&gt;
312     */
313    public static MapElement projectCategoryColor()
314    {
315        return projectCategoryColor(project());
316    }
317    
318    /**
319     * Return the color associated to the first category associated to the given project
320     * @param projectName The project to consider
321     * @return the hexa code color or the default color if no color is associated to the first category or if not category is associated
322     * &lt;color&gt;
323     *     &lt;main&gt;#FFFFFF&lt;/main&gt;
324     *     &lt;text&gt;#000000&lt;/text&gt;
325     * &lt;/color&gt;
326     */
327    public static MapElement projectCategoryColor(String projectName)
328    {
329        Project project = _projectManager.getProject(projectName);
330        Map<String, String> color = _projectCategoryColor(project);
331        return new MapElement("color", color);
332    }
333    
334    private static Map<String, String> _projectCategoryColor(Project project)
335    {
336        Category category = _getFirstCategory(project);
337        return _categoryColor(category);
338    }
339    
340    /**
341     * Return the color associated to the category
342     * @param categoryId category id
343     * @return the hexa code color or the default color if no color is associated to the category or if null
344     * &lt;color&gt;
345     *     &lt;main&gt;#FFFFFF&lt;/main&gt;
346     *     &lt;text&gt;#000000&lt;/text&gt;
347     * &lt;/color&gt;
348     */
349    public static MapElement categoryColor(String categoryId)
350    {
351        Category category = _categoryProviderEP.getTag(categoryId, null);
352        return categoryColor(category);
353    }
354    
355    /**
356     * Return the color associated to the category
357     * @param category category
358     * @return the hexa code color or the default color if no color is associated to the category or if null
359     * &lt;color&gt;
360     *     &lt;main&gt;#FFFFFF&lt;/main&gt;
361     *     &lt;text&gt;#000000&lt;/text&gt;
362     * &lt;/color&gt;
363     */
364    public static MapElement categoryColor(Category category)
365    {
366        Map<String, String> color = _categoryColor(category);
367        return new MapElement("color", color);
368    }
369    
370    private static Map<String, String> _categoryColor(Category category)
371    {
372        return _categoryHelper.getCategoryColor(category);
373    }
374    
375    private static Category _getFirstCategory(Project project)
376    {
377        if (project != null)
378        {
379            for (String categoryId : project.getCategories())
380            {
381                Category category = _categoryProviderEP.getTag(categoryId, null);
382                if (category != null)
383                {
384                    return category;
385                }
386            }
387        }
388        return null;
389    }
390    
391    
392    /**
393     * Return the color associated to the first category associated to the current project
394     * @return the hexa code color or the default color if no color is associated to the first category or if not category is associated
395     */
396    public static String projectCategoryLabel()
397    {
398        return projectCategoryLabel(project());
399    }
400    
401    /**
402     * Return the color associated to the first category associated to the given project
403     * @param projectName The project to consider
404     * @return the label or empty if no category
405     */
406    public static String projectCategoryLabel(String projectName)
407    {
408        Project project = _projectManager.getProject(projectName);
409        if (project != null)
410        {
411            return _projectCategoryLabel(project);
412        }
413        return null;
414    }
415    
416    private static String _projectCategoryLabel(Project project)
417    {
418        Category category = _getFirstCategory(project);
419        if (category != null)
420        {
421            return _i18nUtils.translate(category.getTitle(), AmetysXSLTHelper.lang());
422        }
423        return null;
424    }
425    
426    /**
427     * Get the date of last activity for current project
428     * @return the formatted date of last activity or creation date if there is no activity yet
429     */
430    public static String projectLastActivityDate()
431    {
432        return projectLastActivityDate(project());
433    }
434    
435    /**
436     * Get the date of last activity for a given project
437     * @param projectName the project's name
438     * @return the formatted date of last activity or creation date if there is no activity yet
439     */
440    public static String projectLastActivityDate(String projectName)
441    {
442        ZonedDateTime lastDate = _activityStream.getDateOfLastActivity(projectName, Arrays.asList(ObservationConstants.EVENT_MEMBER_ADDED, ObservationConstants.EVENT_MEMBER_DELETED));
443        return lastDate != null ? lastDate.format(DateUtils.getISODateTimeFormatter()) : projectCreationDate();
444    }
445    
446    /**
447     * True if the resource comes from workspaces
448     * @param resourceId the resource id
449     * @return true if the resource comes from workspaces
450     */
451    public static boolean isResourceFromWorkspace(String resourceId)
452    {
453        return _projectManager.getParentProject(resourceId) != null;
454    }
455    
456    /**
457     * Get the site of a project's resource
458     * @param projectResourceId The resource id
459     * @return The site &lt;site id="site://xxx" name="siteName"&gt;&lt;title&gt;Site's titleX&lt;/title&gt;&lt;url&gt;http://...&lt;/url&gt;/site&gt;
460     */
461    public static Node resourceSite(String projectResourceId)
462    {
463        Project project = _projectManager.getParentProject(projectResourceId);
464        if (project != null)
465        {
466            Site site = project.getSite();
467            
468            Map<String, String> attributes = new HashMap<>();
469            attributes.put("name", site.getName());
470            attributes.put("id", site.getId());
471            
472            Map<String, String> values = new HashMap<>();
473            values.put("title", site.getTitle());
474            values.put("url", site.getUrl());
475            
476            return new MapElement("site", attributes, values);
477        }
478        
479        return null;
480    }
481    
482    /**
483     * Get the id of news root's page
484     * @return the id of news root's page or null if not exists
485     */
486    public static String getNewsRootPageId()
487    {
488        Request request = ContextHelper.getRequest(_context);
489        
490        // Retrieve the current workspace.
491        String currentWsp = RequestAttributeWorkspaceSelector.getForcedWorkspace(request);
492        
493        try
494        {
495            // Force default workspace (news root's page can not be publish yet as it is a node page)
496            RequestAttributeWorkspaceSelector.setForcedWorkspace(request, RepositoryConstants.DEFAULT_WORKSPACE);
497            
498            return getModulePage(NewsWorkspaceModule.NEWS_MODULE_ID);
499        }
500        finally
501        {
502            // Restore workspace
503            RequestAttributeWorkspaceSelector.setForcedWorkspace(request, currentWsp);
504        }
505    }
506    
507    /**
508     * Get the id of alerts root's page
509     * @return the id of alerts root's page or null if not exists
510     */
511    public static String getAlertsRootPageId()
512    {
513        Request request = ContextHelper.getRequest(_context);
514        
515        // Retrieve the current workspace.
516        String currentWsp = RequestAttributeWorkspaceSelector.getForcedWorkspace(request);
517        
518        try
519        {
520            // Force default workspace (news root's page can not be publish yet as it is a node page)
521            RequestAttributeWorkspaceSelector.setForcedWorkspace(request, RepositoryConstants.DEFAULT_WORKSPACE);
522            
523            return getModulePage(AlertWorkspaceModule.ALERT_MODULE_ID);
524        }
525        finally
526        {
527            // Restore workspace
528            RequestAttributeWorkspaceSelector.setForcedWorkspace(request, currentWsp);
529        }
530    }
531    
532    /**
533     * Get the module page.
534     * Be careful, the read access is not check !
535     * @param moduleId the module id
536     * @return the module page
537     */
538    public static String getModulePage(String moduleId)
539    {
540        String projectName = project();
541        Project project = _projectManager.getProject(projectName);
542        
543        Set<Page> newsRootPages = _projectManager.getModulePages(project, moduleId);
544        Iterator<Page> it = newsRootPages.iterator();
545        if (it.hasNext())
546        {
547            return it.next().getId();
548        }
549        
550        return null;
551    }
552    
553    /**
554     * Get the translated label associated to the code
555     * @param code The language code
556     * @param language The language in which translate the label
557     * @return The label associated to the code
558     */
559    public static String getLanguageLabel(String code, String language)
560    {
561        I18nizableText label = _languagesManager.getLanguage(code).getLabel();
562        return _i18nUtils.translate(label, language);
563    }
564    
565    /**
566     * Get the language that will be the default value of the available values.
567     * First choice will be the page language, 'en' otherwise, first available language otherwise.
568     * @param language The current page language
569     * @return A language code
570     */
571    public static String computeDefaultLanguage(String language)
572    {
573        Request request = ContextHelper.getRequest(_context);
574        ZoneItem zoneItem = (ZoneItem) request.getAttribute(WebConstants.REQUEST_ATTR_ZONEITEM);
575        ModelAwareDataHolder dataHolder = zoneItem.getServiceParameters();
576        
577        String[] availableLanguages = dataHolder.getValue("availableLanguages");
578        if (Arrays.stream(availableLanguages).anyMatch(l -> l.equals(language)))
579        {
580            return language;
581        }
582        else if (Arrays.stream(availableLanguages).anyMatch(l -> l.equals("en")))
583        {
584            return "en";
585        }
586        else
587        {
588            return availableLanguages[0];
589        }
590    }
591    
592    /**
593     * Determines if the current user is a manager of current project
594     * @return true if the current user is manager
595     */
596    public static boolean isManager()
597    {
598        UserIdentity user = _currentUserProvider.getUser();
599        String projectName = project();
600        return _projectManager.isManager(projectName, user);
601    }
602    
603    /**
604     * Determines if a user is a manager
605     * @param login the user's login
606     * @param populationId the user's population
607     * @return true if the user is manager
608     */
609    public static boolean isManager(String login, String populationId)
610    {
611        String projectName = project();
612        UserIdentity user = new UserIdentity(login, populationId);
613        return _projectManager.isManager(projectName, user);
614    }
615    
616    /**
617     * Determines if the current user is a manager for the project
618     * @param projectName the project's name
619     * @return true if the current user is manager
620     */
621    public static boolean isManager(String projectName)
622    {
623        UserIdentity user = _currentUserProvider.getUser();
624        return _projectManager.isManager(projectName, user);
625    }
626    
627    /**
628     * Determines if the given user is a manager for the project
629     * @param projectName the project's name
630     * @param login the user's login
631     * @param populationId the user's population
632     * @return true if the user is manager
633     */
634    public static boolean isManager(String projectName, String login, String populationId)
635    {
636        UserIdentity user = new UserIdentity(login, populationId);
637        return _projectManager.isManager(projectName, user);
638    }
639    
640    
641    /**
642     * Returns true if the current user has the specified right on the specified workspace module
643     * @param rightId Right Id
644     * @param moduleId Module Id
645     * @return true if the current user has the specified right on the specified module
646     */
647    public static boolean hasRightOnModule(String rightId, String moduleId)
648    {
649        return _projectRightHelper.hasRightOnModule(rightId, moduleId);
650    }
651
652    /**
653     * Returns true if current user can access to the back-office
654     * @return true if current user can access to the back-office
655     */
656    public static boolean canAccessBO()
657    {
658        String projectName = project();
659        Project project = _projectManager.getProject(projectName);
660        return project != null ? _projectManager.canAccessBO(project) : false;
661    }
662    
663    /**
664     * Returns true if current user can leave the project
665     * @return true if current user can leave the project
666     */
667    public static boolean canLeaveProject()
668    {
669        String projectName = project();
670        Project project = _projectManager.getProject(projectName);
671        return project != null ? _projectManager.canLeaveProject(project) : false;
672    }
673    
674    /**
675     * Get the status of the user in the current project
676     * "not-allowed" if the user is not allowed in the module in the current project
677     * "current-user" if the user is the current user and in the project
678     * "allowed" if the user is allowed in the module in the current project and not the current user
679     * @param userAsString the user as string
680     * @return the status of the user in the current project
681     */
682    public String getMemberStatus(String userAsString)
683    {
684        UserIdentity user = UserIdentity.stringToUserIdentity(userAsString);
685        String projectName = project();
686        Project project = _projectManager.getProject(projectName);
687        if (user == null || !_projectRightsHelper.hasReadAccessOnModule(project, ForumWorkspaceModule.FORUM_MODULE_ID, user))
688        {
689            return "not-allowed";
690        }
691        
692        // check if user is currentUser
693        if (user.equals(_currentUserProvider.getUser()))
694        {
695            return "current-user";
696        }
697        return "allowed";
698    }
699}