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.wiki.social;
016    
017    import com.liferay.portal.kernel.util.HtmlUtil;
018    import com.liferay.portal.kernel.util.StringPool;
019    import com.liferay.portal.kernel.util.Validator;
020    import com.liferay.portal.security.permission.ActionKeys;
021    import com.liferay.portal.security.permission.PermissionChecker;
022    import com.liferay.portal.theme.ThemeDisplay;
023    import com.liferay.portlet.social.model.BaseSocialActivityInterpreter;
024    import com.liferay.portlet.social.model.SocialActivity;
025    import com.liferay.portlet.social.model.SocialActivityConstants;
026    import com.liferay.portlet.social.model.SocialActivityFeedEntry;
027    import com.liferay.portlet.wiki.model.WikiPage;
028    import com.liferay.portlet.wiki.model.WikiPageResource;
029    import com.liferay.portlet.wiki.service.WikiPageResourceLocalServiceUtil;
030    import com.liferay.portlet.wiki.service.permission.WikiPagePermission;
031    
032    /**
033     * @author Samuel Kong
034     * @author Ryan Park
035     */
036    public class WikiActivityInterpreter extends BaseSocialActivityInterpreter {
037    
038            @Override
039            public String[] getClassNames() {
040                    return _CLASS_NAMES;
041            }
042    
043            @Override
044            protected SocialActivityFeedEntry doInterpret(
045                            SocialActivity activity, ThemeDisplay themeDisplay)
046                    throws Exception {
047    
048                    PermissionChecker permissionChecker =
049                            themeDisplay.getPermissionChecker();
050    
051                    if (!WikiPagePermission.contains(
052                                    permissionChecker, activity.getClassPK(), ActionKeys.VIEW)) {
053    
054                            return null;
055                    }
056    
057                    String groupName = StringPool.BLANK;
058    
059                    if (activity.getGroupId() != themeDisplay.getScopeGroupId()) {
060                            groupName = getGroupName(activity.getGroupId(), themeDisplay);
061                    }
062    
063                    String creatorUserName = getUserName(
064                            activity.getUserId(), themeDisplay);
065    
066                    int activityType = activity.getType();
067    
068                    // Link
069    
070                    WikiPageResource pageResource =
071                            WikiPageResourceLocalServiceUtil.getPageResource(
072                                    activity.getClassPK());
073    
074                    String link =
075                            themeDisplay.getPortalURL() + themeDisplay.getPathMain() +
076                                    "/wiki/find_page?pageResourcePrimKey=" + activity.getClassPK();
077    
078                    // Title
079    
080                    String titlePattern = null;
081    
082                    if ((activityType == WikiActivityKeys.ADD_COMMENT) ||
083                            (activityType == SocialActivityConstants.TYPE_ADD_COMMENT)) {
084    
085                            titlePattern = "activity-wiki-add-comment";
086                    }
087                    else if (activityType == WikiActivityKeys.ADD_PAGE) {
088                            titlePattern = "activity-wiki-add-page";
089                    }
090                    else if (activityType == WikiActivityKeys.UPDATE_PAGE) {
091                            titlePattern = "activity-wiki-update-page";
092                    }
093    
094                    if (Validator.isNotNull(groupName)) {
095                            titlePattern += "-in";
096                    }
097    
098                    String pageTitle = wrapLink(
099                            link, HtmlUtil.escape(pageResource.getTitle()));
100    
101                    Object[] titleArguments = new Object[] {
102                            groupName, creatorUserName, pageTitle
103                    };
104    
105                    String title = themeDisplay.translate(titlePattern, titleArguments);
106    
107                    // Body
108    
109                    String body = StringPool.BLANK;
110    
111                    return new SocialActivityFeedEntry(link, title, body);
112            }
113    
114            private static final String[] _CLASS_NAMES = new String[] {
115                    WikiPage.class.getName()
116            };
117    
118    }