Java tutorial
/** * Copyright ${project.inceptionYear} Instituto Superior Tcnico * * This file is part of Fenix IST. * * Fenix IST 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 3 of the License, or * (at your option) any later version. * * Fenix IST 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. * * You should have received a copy of the GNU Lesser General Public License * along with Fenix IST. If not, see <http://www.gnu.org/licenses/>. */ package pt.ist.fenix.ui.spring; import com.google.gson.JsonObject; import com.google.gson.JsonParser; import org.fenixedu.academic.predicate.AccessControl; import org.fenixedu.bennu.core.domain.exceptions.BennuCoreDomainException; import org.fenixedu.bennu.core.security.Authenticate; import org.fenixedu.bennu.io.domain.GroupBasedFile; import org.fenixedu.cms.domain.MenuItem; import org.fenixedu.cms.domain.Site; import org.fenixedu.cms.exceptions.CmsDomainException; import org.fenixedu.learning.domain.executionCourse.ExecutionCourseSite; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.multipart.MultipartFile; import pt.ist.fenix.domain.homepage.HomepageSite; import pt.ist.fenixframework.FenixFramework; import java.io.IOException; import java.util.Objects; import java.util.Optional; import static pt.ist.fenixframework.FenixFramework.getDomainObject; @RestController @RequestMapping("/pages/{siteId}/admin") public class PagesAdminController { private static final String JSON_VALUE = "application/json; charset=utf-8"; @Autowired PagesAdminService service; @RequestMapping(value = "/data", method = RequestMethod.GET, produces = JSON_VALUE) public @ResponseBody String data(@PathVariable String siteId) { return service.serialize(site(siteId)).toString(); } @RequestMapping(value = "/data/{menuItem}", method = RequestMethod.GET, produces = JSON_VALUE) public @ResponseBody String data(@PathVariable String siteId, @PathVariable MenuItem menuItem) { return service.data(site(siteId), menuItem).toString(); } @RequestMapping(method = RequestMethod.POST, consumes = JSON_VALUE) public @ResponseBody String create(@PathVariable String siteId, @RequestBody String bodyJson) { PagesAdminBean bean = new PagesAdminBean(bodyJson); Site site = site(siteId); Optional<MenuItem> menuItem = service.create(site, bean.getParent(), bean.getTitle(), bean.getBody()); return service.serialize(menuItem.get(), true).toString(); } @RequestMapping(value = "/{menuItemId}", method = RequestMethod.DELETE) public @ResponseBody String delete(@PathVariable String siteId, @PathVariable String menuItemId) { service.delete(getDomainObject(menuItemId)); return data(siteId); } @RequestMapping(method = RequestMethod.PUT, consumes = JSON_VALUE) public @ResponseBody String edit(@RequestBody String bodyJson) { PagesAdminBean bean = new PagesAdminBean(bodyJson); MenuItem menuItem = service.edit(bean.getMenuItem(), bean.getTitle(), bean.getBody(), bean.getCanViewGroup(), bean.isVisible()); return service.serialize(menuItem, true).toString(); } @RequestMapping(value = "{menuItemId}/addFile.json", method = RequestMethod.POST) public @ResponseBody String addFileJson(@PathVariable("menuItemId") String menuItemId, @RequestParam("file") MultipartFile file) throws IOException { MenuItem menuItem = FenixFramework.getDomainObject(menuItemId); GroupBasedFile addedFile = service.addPostFile(file, menuItem); return service.describeFile(menuItem.getPage(), addedFile).toString(); } @RequestMapping(value = "/move", method = RequestMethod.PUT, consumes = JSON_VALUE) public @ResponseBody String move(@RequestBody String bodyJson) { JsonObject json = new JsonParser().parse(bodyJson).getAsJsonObject(); MenuItem item = getDomainObject(json.get("menuItemId").getAsString()); MenuItem parent = getDomainObject(json.get("parent").getAsString()); MenuItem insertAfter = getDomainObject( json.get("insertAfter").isJsonNull() ? null : json.get("insertAfter").getAsString()); service.moveTo(item, parent, insertAfter); return service.serialize(item, false).toString(); } @RequestMapping(value = "/attachment/{menuItemId}", method = RequestMethod.POST) public @ResponseBody String addAttachments(@PathVariable("menuItemId") String menuItemId, @RequestParam("file") MultipartFile file) throws IOException { service.addAttachment(file.getOriginalFilename(), file, getDomainObject(menuItemId)); return getAttachments(menuItemId); } @RequestMapping(value = "/attachment/{menuItemId}/{fileId}", method = RequestMethod.DELETE, produces = JSON_VALUE) public @ResponseBody String deleteAttachments(@PathVariable String menuItemId, @PathVariable String fileId) { MenuItem menuItem = getDomainObject(menuItemId); GroupBasedFile postFile = getDomainObject(fileId); service.delete(menuItem, postFile); return getAttachments(menuItemId); } @RequestMapping(value = "/attachments", method = RequestMethod.GET) public @ResponseBody String getAttachments(@RequestParam(required = true) String menuItemId) { MenuItem menuItem = getDomainObject(menuItemId); return service.serializeAttachments(menuItem.getPage()).toString(); } @RequestMapping(value = "/attachment", method = RequestMethod.PUT) public @ResponseBody String updateAttachment(@RequestBody String bodyJson) { JsonObject updateMessage = new JsonParser().parse(bodyJson).getAsJsonObject(); MenuItem menuItem = getDomainObject(updateMessage.get("menuItemId").getAsString()); GroupBasedFile attachment = getDomainObject(updateMessage.get("fileId").getAsString()); service.updateAttachment(menuItem, attachment, updateMessage.get("position").getAsInt(), updateMessage.get("group").getAsInt(), updateMessage.get("name").getAsString(), updateMessage.get("visible").getAsBoolean()); return getAttachments(menuItem.getExternalId()); } @ModelAttribute("site") private Site site(@PathVariable String siteId) { Site site = getDomainObject(siteId); if (!FenixFramework.isDomainObjectValid(site)) { throw BennuCoreDomainException.resourceNotFound(siteId); } if (site instanceof ExecutionCourseSite) { if (((ExecutionCourseSite) site).getExecutionCourse().getProfessorshipForCurrentUser() == null) { throw CmsDomainException.forbiden(); } } else if (site instanceof HomepageSite) { if (!Objects.equals(AccessControl.getPerson(), ((HomepageSite) site).getOwner())) { throw CmsDomainException.forbiden(); } } else if (!site.getCanAdminGroup().isMember(Authenticate.getUser())) { throw CmsDomainException.forbiden(); } return site; } }