Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.wiki.web.internal.asset; import com.liferay.asset.kernel.model.AssetRendererFactory; import com.liferay.asset.kernel.model.BaseJSPAssetRenderer; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.log.Log; import com.liferay.portal.kernel.log.LogFactoryUtil; import com.liferay.portal.kernel.model.Group; import com.liferay.portal.kernel.module.configuration.ConfigurationProviderUtil; import com.liferay.portal.kernel.portlet.LiferayPortletRequest; import com.liferay.portal.kernel.portlet.LiferayPortletResponse; import com.liferay.portal.kernel.security.permission.ActionKeys; import com.liferay.portal.kernel.security.permission.PermissionChecker; import com.liferay.portal.kernel.service.GroupLocalServiceUtil; import com.liferay.portal.kernel.settings.GroupServiceSettingsLocator; import com.liferay.portal.kernel.trash.TrashRenderer; import com.liferay.portal.kernel.util.HtmlUtil; import com.liferay.portal.kernel.util.PortalUtil; import com.liferay.trash.TrashHelper; import com.liferay.wiki.configuration.WikiGroupServiceOverriddenConfiguration; import com.liferay.wiki.constants.WikiConstants; import com.liferay.wiki.constants.WikiPortletKeys; import com.liferay.wiki.constants.WikiWebKeys; import com.liferay.wiki.engine.impl.WikiEngineRenderer; import com.liferay.wiki.model.WikiPage; import com.liferay.wiki.model.WikiPageConstants; import com.liferay.wiki.service.WikiPageLocalServiceUtil; import com.liferay.wiki.web.internal.security.permission.resource.WikiPagePermission; import java.util.Date; import java.util.Locale; import javax.portlet.PortletRequest; import javax.portlet.PortletResponse; import javax.portlet.PortletURL; import javax.portlet.WindowState; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /** * @author Julio Camarero * @author Sergio Gonzlez */ public class WikiPageAssetRenderer extends BaseJSPAssetRenderer<WikiPage> implements TrashRenderer { public static final String TYPE = "wiki_page"; public static long getClassPK(WikiPage page) { if (!page.isApproved() && !page.isDraft() && !page.isPending() && !page.isInTrash() && (page.getVersion() != WikiPageConstants.VERSION_DEFAULT)) { return page.getPageId(); } else { return page.getResourcePrimKey(); } } /** * @deprecated As of 1.6.0, replaced by {@link * #WikiPageAssetRenderer(WikiPage, WikiEngineRenderer, * TrashHelper)} */ @Deprecated public WikiPageAssetRenderer(WikiPage page, WikiEngineRenderer wikiEngineRenderer) { this(page, wikiEngineRenderer, null); } public WikiPageAssetRenderer(WikiPage page, WikiEngineRenderer wikiEngineRenderer, TrashHelper trashHelper) { _page = page; _wikiEngineRenderer = wikiEngineRenderer; _trashHelper = trashHelper; } @Override public WikiPage getAssetObject() { return _page; } @Override public String getClassName() { return WikiPage.class.getName(); } @Override public long getClassPK() { return getClassPK(_page); } @Override public String getDiscussionPath() { if (_wikiGroupServiceOverriddenConfiguration == null) { try { _wikiGroupServiceOverriddenConfiguration = ConfigurationProviderUtil.getConfiguration( WikiGroupServiceOverriddenConfiguration.class, new GroupServiceSettingsLocator(_page.getGroupId(), WikiConstants.SERVICE_NAME)); } catch (Exception e) { _log.error(e, e); return null; } } if (_wikiGroupServiceOverriddenConfiguration.pageCommentsEnabled()) { return "edit_page_discussion"; } else { return null; } } /** * @deprecated As of 1.2.0, with no direct replacement */ @Deprecated @Override public Date getDisplayDate() { return _page.getModifiedDate(); } @Override public long getGroupId() { return _page.getGroupId(); } @Override public String getJspPath(HttpServletRequest request, String template) { if (template.equals(TEMPLATE_ABSTRACT) || template.equals(TEMPLATE_FULL_CONTENT)) { return "/wiki/asset/" + template + ".jsp"; } else { return null; } } @Override public String getPortletId() { return WikiPortletKeys.WIKI; } @Override public int getStatus() { return _page.getStatus(); } @Override public String getSummary(PortletRequest portletRequest, PortletResponse portletResponse) { String content = _page.getContent(); try { content = HtmlUtil.extractText(_wikiEngineRenderer.convert(_page, null, null, null)); } catch (Exception e) { } return content; } @Override public String getTitle(Locale locale) { if (!_page.isInTrash()) { return _page.getTitle(); } if (_trashHelper == null) { return _page.getTitle(); } return _trashHelper.getOriginalTitle(_page.getTitle()); } @Override public String getType() { return TYPE; } @Override public PortletURL getURLEdit(LiferayPortletRequest liferayPortletRequest, LiferayPortletResponse liferayPortletResponse) throws Exception { Group group = GroupLocalServiceUtil.fetchGroup(_page.getGroupId()); PortletURL portletURL = PortalUtil.getControlPanelPortletURL(liferayPortletRequest, group, WikiPortletKeys.WIKI, 0, 0, PortletRequest.RENDER_PHASE); portletURL.setParameter("mvcRenderCommandName", "/wiki/edit_page"); portletURL.setParameter("nodeId", String.valueOf(_page.getNodeId())); portletURL.setParameter("title", _page.getTitle()); return portletURL; } @Override public PortletURL getURLExport(LiferayPortletRequest liferayPortletRequest, LiferayPortletResponse liferayPortletResponse) throws Exception { PortletURL portletURL = PortalUtil.getControlPanelPortletURL(liferayPortletRequest, WikiPortletKeys.WIKI, PortletRequest.RENDER_PHASE); portletURL.setParameter("mvcRenderCommandName", "/wiki/export_page"); portletURL.setParameter("nodeId", String.valueOf(_page.getNodeId())); portletURL.setParameter("title", _page.getTitle()); return portletURL; } @Override public String getURLView(LiferayPortletResponse liferayPortletResponse, WindowState windowState) throws Exception { AssetRendererFactory<WikiPage> assetRendererFactory = getAssetRendererFactory(); PortletURL portletURL = assetRendererFactory.getURLView(liferayPortletResponse, windowState); portletURL.setParameter("mvcRenderCommandName", "/wiki/view"); portletURL.setParameter("nodeId", String.valueOf(_page.getNodeId())); portletURL.setParameter("title", _page.getTitle()); portletURL.setWindowState(windowState); return portletURL.toString(); } @Override public PortletURL getURLViewDiffs(LiferayPortletRequest liferayPortletRequest, LiferayPortletResponse liferayPortletResponse) throws Exception { PortletURL portletURL = PortalUtil.getControlPanelPortletURL(liferayPortletRequest, WikiPortletKeys.WIKI, PortletRequest.RENDER_PHASE); WikiPage previousVersionPage = WikiPageLocalServiceUtil.getPreviousVersionPage(_page); if (previousVersionPage.getVersion() == _page.getVersion()) { return null; } portletURL.setParameter("mvcRenderCommandName", "/wiki/compare_versions"); portletURL.setParameter("groupId", String.valueOf(_page.getGroupId())); portletURL.setParameter("nodeId", String.valueOf(_page.getNodeId())); portletURL.setParameter("title", _page.getTitle()); portletURL.setParameter("sourceVersion", String.valueOf(previousVersionPage.getVersion())); portletURL.setParameter("targetVersion", String.valueOf(_page.getVersion())); return portletURL; } @Override public String getURLViewInContext(LiferayPortletRequest liferayPortletRequest, LiferayPortletResponse liferayPortletResponse, String noSuchEntryRedirect) { return getURLViewInContext(liferayPortletRequest, noSuchEntryRedirect, "/wiki/find_page", "pageResourcePrimKey", _page.getResourcePrimKey()); } @Override public long getUserId() { return _page.getUserId(); } @Override public String getUserName() { return _page.getUserName(); } @Override public String getUuid() { return _page.getUuid(); } public boolean hasDeletePermission(PermissionChecker permissionChecker) throws PortalException { return WikiPagePermission.contains(permissionChecker, _page, ActionKeys.DELETE); } @Override public boolean hasEditPermission(PermissionChecker permissionChecker) throws PortalException { return WikiPagePermission.contains(permissionChecker, _page, ActionKeys.UPDATE); } @Override public boolean hasViewPermission(PermissionChecker permissionChecker) throws PortalException { return WikiPagePermission.contains(permissionChecker, _page, ActionKeys.VIEW); } @Override public boolean include(HttpServletRequest request, HttpServletResponse response, String template) throws Exception { request.setAttribute(WikiWebKeys.WIKI_PAGE, _page); return super.include(request, response, template); } @Override public boolean isConvertible() { return true; } @Override public boolean isPrintable() { return true; } private static final Log _log = LogFactoryUtil.getLog(WikiPageAssetRenderer.class); private final WikiPage _page; private final TrashHelper _trashHelper; private final WikiEngineRenderer _wikiEngineRenderer; private WikiGroupServiceOverriddenConfiguration _wikiGroupServiceOverriddenConfiguration; }