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.components.IBeanSubComponent; import it.cilea.osd.jdyna.components.IComponent; import it.cilea.osd.jdyna.web.controller.SimpleDynaController; import java.io.IOException; 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.integration.RPAuthority; import org.dspace.app.cris.model.ResearcherPage; import org.dspace.app.cris.model.jdyna.BoxResearcherPage; import org.dspace.app.cris.model.jdyna.RPAdditionalFieldStorage; import org.dspace.app.cris.model.jdyna.RPPropertiesDefinition; import org.dspace.app.cris.model.jdyna.RPProperty; import org.dspace.app.cris.model.jdyna.TabResearcherPage; 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.content.authority.AuthorityDAO; import org.dspace.content.authority.AuthorityDAOFactory; import org.dspace.core.ConfigurationManager; import org.dspace.core.Context; import org.dspace.core.LogManager; import org.dspace.eperson.EPerson; import org.dspace.statistics.SolrLogger; 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 ResearcherPageDetailsController extends SimpleDynaController<RPProperty, RPPropertiesDefinition, BoxResearcherPage, TabResearcherPage> { public ResearcherPageDetailsController(Class<RPAdditionalFieldStorage> anagraficaObjectClass, Class<RPPropertiesDefinition> classTP, Class<TabResearcherPage> classT, Class<BoxResearcherPage> classH) throws InstantiationException, IllegalAccessException { super(anagraficaObjectClass, classTP, classT, classH); } /** log4j category */ private static Logger log = Logger.getLogger(ResearcherPageDetailsController.class); private CrisSubscribeService subscribeService; public void setSubscribeService(CrisSubscribeService rpSubscribeService) { this.subscribeService = rpSubscribeService; } @Override public ModelAndView handleDetails(HttpServletRequest request, HttpServletResponse response) throws Exception { log.debug("Start handleRequest"); Map<String, Object> model = new HashMap<String, Object>(); Integer objectId = extractEntityId(request); if (objectId == -1) { response.sendError(HttpServletResponse.SC_NOT_FOUND, "Researcher page not found"); return null; } ResearcherPage researcher = null; try { researcher = ((ApplicationService) applicationService).get(ResearcherPage.class, objectId); } catch (NumberFormatException e) { } if (researcher == null) { response.sendError(HttpServletResponse.SC_NOT_FOUND, "Researcher page not found"); return null; } Context context = UIUtil.obtainContext(request); EPerson currUser = context.getCurrentUser(); boolean isAdmin = AuthorizeManager.isAdmin(context); if (isAdmin || (currUser != null && (researcher.getEpersonID() != null && currUser.getID() == researcher.getEpersonID()))) { model.put("researcher_page_menu", new Boolean(true)); model.put("authority_key", ResearcherPageUtils.getPersistentIdentifier(researcher)); if (isAdmin) { AuthorityDAO dao = AuthorityDAOFactory.getInstance(context); long pendingItems = dao.countIssuedItemsByAuthorityValueInAuthority(RPAuthority.RP_AUTHORITY_NAME, ResearcherPageUtils.getPersistentIdentifier(researcher)); model.put("pendingItems", new Long(pendingItems)); } } else if ((researcher.getStatus() == null || researcher.getStatus().booleanValue() == false)) { if (context.getCurrentUser() != 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 (subscribeService != null) { boolean subscribed = subscribeService.isSubscribed(currUser, researcher); model.put("subscribed", subscribed); EPerson eperson = EPerson.findByNetid(context, researcher.getSourceID()); if (eperson != null) { model.put("subscriptions", subscribeService.getSubscriptions(eperson)); } } ModelAndView mvc = null; try { mvc = super.handleDetails(request, response); } catch (RuntimeException e) { log.error(e.getMessage(), e); return null; } mvc.getModel().putAll(model); mvc.getModel().put("researcher", researcher); mvc.getModel().put("exportscitations", ConfigurationManager.getProperty("exportcitation.options")); mvc.getModel().put("showStatsOnlyAdmin", ConfigurationManager.getBooleanProperty(SolrLogger.CFG_STAT_MODULE, "authorization.admin")); // Fire usage event. request.setAttribute("sectionid", StatsConfig.DETAILS_SECTION); new DSpace().getEventService() .fireEvent(new UsageEvent(UsageEvent.Action.VIEW, request, context, researcher)); log.debug("end servlet handleRequest"); return mvc; } @Override protected List<TabResearcherPage> findTabsWithVisibility(HttpServletRequest request, Map<String, Object> model, HttpServletResponse response) throws Exception { Integer researcherId = extractEntityId(request); ResearcherPage researcher = null; try { researcher = ((ApplicationService) applicationService).get(ResearcherPage.class, researcherId); } catch (NumberFormatException e) { return null; } // check admin authorization Boolean isAdmin = null; // anonymous access Context context = UIUtil.obtainContext(request); EPerson currUser = context.getCurrentUser(); if (AuthorizeManager.isAdmin(context)) { isAdmin = true; // admin } else if ((currUser != null && researcher.getId() == currUser.getID())) { isAdmin = false; // owner } List<TabResearcherPage> tabs = applicationService.getTabsByVisibility(TabResearcherPage.class, isAdmin); return tabs; } @Override protected Integer getAnagraficaId(HttpServletRequest request) { Integer researcherId = extractEntityId(request); ResearcherPage researcher = null; try { researcher = ((ApplicationService) applicationService).get(ResearcherPage.class, researcherId); } catch (NumberFormatException e) { return -1; } return researcher.getDynamicField().getId(); } @Override protected Integer getTabId(HttpServletRequest request) { String tabName = extractTabName(request); if (StringUtils.isNotEmpty(tabName)) { TabResearcherPage tab = applicationService.getTabByShortName(TabResearcherPage.class, tabName); if (tab != null) return tab.getId(); } return null; } private Integer extractResearcherId(HttpServletRequest request) { return extractEntityId(request); } 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 String extractAnchorId(HttpServletRequest request) { String type = request.getParameter("open"); if (type != null && !type.isEmpty()) { if (getComponents() != null && !getComponents().isEmpty()) { for (String key : getComponents().keySet()) { IComponent component = getComponents().get(key); Map<String, IBeanSubComponent> comp = component.getTypes(); if (comp.containsKey(type)) { return key; } } } return type; } return ""; } @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/rp/" + objectId); } protected Integer getRealPersistentIdentifier(String persistentIdentifier) { return ResearcherPageUtils.getRealPersistentIdentifier(persistentIdentifier, ResearcherPage.class); } }