Java tutorial
/** * The contents of this file are subject to the license and copyright * detailed in the LICENSE and NOTICE files at the root of the source * tree and available online at * * https://github.com/CILEA/dspace-cris/wiki/License */ package org.dspace.app.webui.cris.controller; import it.cilea.osd.jdyna.web.Utils; import it.cilea.osd.jdyna.web.controller.SimpleDynaController; import java.io.IOException; import java.sql.SQLException; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.StringUtils; import org.apache.log4j.Logger; import org.dspace.app.cris.model.ResearchObject; import org.dspace.app.cris.model.jdyna.BoxDynamicObject; import org.dspace.app.cris.model.jdyna.DynamicPropertiesDefinition; import org.dspace.app.cris.model.jdyna.DynamicProperty; import org.dspace.app.cris.model.jdyna.TabDynamicObject; import org.dspace.app.cris.service.ApplicationService; import org.dspace.app.cris.service.CrisSubscribeService; import org.dspace.app.cris.statistics.util.StatsConfig; import org.dspace.app.cris.util.ResearcherPageUtils; import org.dspace.app.webui.util.Authenticate; import org.dspace.app.webui.util.JSPManager; import org.dspace.app.webui.util.UIUtil; import org.dspace.authorize.AuthorizeException; import org.dspace.authorize.AuthorizeManager; import org.dspace.core.Context; import org.dspace.core.LogManager; import org.dspace.eperson.EPerson; import org.dspace.usage.UsageEvent; import org.dspace.utils.DSpace; import org.springframework.web.servlet.ModelAndView; /** * This SpringMVC controller is used to build the ResearcherPage details page. * The DSpace items included in the details are returned by the DSpace Browse * System. * * @author cilea * */ public class DynamicObjectDetailsController extends SimpleDynaController<DynamicProperty, DynamicPropertiesDefinition, BoxDynamicObject, TabDynamicObject> { private CrisSubscribeService subscribeService; public DynamicObjectDetailsController(Class<ResearchObject> anagraficaObjectClass, Class<DynamicPropertiesDefinition> classTP, Class<TabDynamicObject> classT, Class<BoxDynamicObject> classH) throws InstantiationException, IllegalAccessException { super(anagraficaObjectClass, classTP, classT, classH); } /** log4j category */ private static Logger log = Logger.getLogger(DynamicObjectDetailsController.class); @Override public ModelAndView handleDetails(HttpServletRequest request, HttpServletResponse response) throws Exception { Map<String, Object> model = new HashMap<String, Object>(); setSpecificPartPath(Utils.getSpecificPath(request, null)); ResearchObject dyn = extractDynamicObject(request); if (dyn == null) { response.sendError(HttpServletResponse.SC_NOT_FOUND, getSpecificPartPath() + " page not found"); return null; } Context context = UIUtil.obtainContext(request); EPerson currentUser = context.getCurrentUser(); if ((dyn.getStatus() == null || dyn.getStatus().booleanValue() == false) && !AuthorizeManager.isAdmin(context)) { if (currentUser != null || Authenticate.startAuthentication(context, request, response)) { // Log the error log.info(LogManager.getHeader(context, "authorize_error", "Only system administrator can access to disabled researcher page")); JSPManager.showAuthorizeError(request, response, new AuthorizeException("Only system administrator can access to disabled researcher page")); } return null; } if (AuthorizeManager.isAdmin(context)) { model.put("do_page_menu", new Boolean(true)); } ModelAndView mvc = null; try { mvc = super.handleDetails(request, response); } catch (RuntimeException e) { return null; } if (subscribeService != null) { boolean subscribed = subscribeService.isSubscribed(currentUser, dyn); model.put("subscribed", subscribed); } request.setAttribute("sectionid", StatsConfig.DETAILS_SECTION); new DSpace().getEventService().fireEvent(new UsageEvent(UsageEvent.Action.VIEW, request, context, dyn)); mvc.getModel().putAll(model); mvc.getModel().put("entity", dyn); return mvc; } @Override protected List<TabDynamicObject> findTabsWithVisibility(HttpServletRequest request, Map<String, Object> model, HttpServletResponse response) throws SQLException, Exception { // check admin authorization Boolean isAdmin = null; // anonymous access Context context = UIUtil.obtainContext(request); if (AuthorizeManager.isAdmin(context)) { isAdmin = true; // admin } List<TabDynamicObject> tabs = applicationService.getTabsByVisibilityAndTypo(TabDynamicObject.class, isAdmin, extractDynamicObject(request).getTypo()); return tabs; } @Override protected Integer getTabId(HttpServletRequest request) { String tabName = extractTabName(request); if (StringUtils.isNotEmpty(tabName)) { TabDynamicObject tab = applicationService.getTabByShortName(TabDynamicObject.class, tabName); if (tab != null) return tab.getId(); } return null; } @Override protected String extractAnchorId(HttpServletRequest request) { String type = request.getParameter("open"); if (type != null && !type.isEmpty()) { return type; } return ""; } private String extractTabName(HttpServletRequest request) { String path = request.getPathInfo().substring(1); // remove first / String[] splitted = path.split("/"); if (splitted.length > 2) { return splitted[2].replaceAll("\\.html", ""); } else return null; } @Override protected void sendRedirect(HttpServletRequest request, HttpServletResponse response, Exception ex, String objectId) throws IOException, ServletException { JSPManager.showAuthorizeError(request, response, new AuthorizeException(ex.getMessage())); //response.sendRedirect("/cris/dyn/details?id=" + objectId); } @Override protected Integer getAnagraficaId(HttpServletRequest request) { ResearchObject dyn = null; try { dyn = extractDynamicObject(request); } catch (NumberFormatException e) { return -1; } return dyn.getDynamicField().getId(); } private ResearchObject extractDynamicObject(HttpServletRequest request) { Integer id = extractEntityId(request); return ((ApplicationService) applicationService).get(ResearchObject.class, id); } protected Integer getRealPersistentIdentifier(String persistentIdentifier) { return ResearcherPageUtils.getRealPersistentIdentifier(persistentIdentifier, ResearchObject.class); } public void setSubscribeService(CrisSubscribeService rpSubscribeService) { this.subscribeService = rpSubscribeService; } }