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105 lines
3.8 KiB
Java
105 lines
3.8 KiB
Java
// Copyright 2016 The Nomulus Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.ui.server.registrar;
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import static com.google.appengine.api.users.UserServiceFactory.getUserService;
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import static google.registry.flows.EppConsoleAction.XSRF_SCOPE;
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import static google.registry.security.JsonResponseHelper.Status.ERROR;
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import com.google.common.base.Optional;
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import com.google.common.collect.ImmutableMap;
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import google.registry.request.HttpException.NotFoundException;
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import google.registry.security.JsonResponseHelper;
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import google.registry.security.JsonTransportServlet;
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import google.registry.ui.forms.FormException;
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import google.registry.ui.forms.FormFieldException;
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import google.registry.util.NonFinalForTesting;
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import java.util.Map;
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import javax.annotation.Nullable;
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import javax.servlet.http.HttpServletRequest;
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/** A servlet for callbacks that manipulate resources. */
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public abstract class ResourceServlet extends JsonTransportServlet {
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private static final String OP_PARAM = "op";
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private static final String ARGS_PARAM = "args";
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@NonFinalForTesting
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protected static SessionUtils sessionUtils = new SessionUtils(getUserService());
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public ResourceServlet() {
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super(XSRF_SCOPE, false);
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}
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@Override
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public Map<String, Object> doJsonPost(HttpServletRequest req, Map<String, ?> params) {
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if (!sessionUtils.isLoggedIn()) {
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return JsonResponseHelper.create(ERROR, "Not logged in");
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}
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if (!sessionUtils.checkRegistrarConsoleLogin(req)) {
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return JsonResponseHelper.create(ERROR, "Not authorized to access Registrar Console");
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}
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String op = Optional.fromNullable((String) params.get(OP_PARAM)).or("read");
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@SuppressWarnings("unchecked")
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Map<String, ?> args = (Map<String, Object>)
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Optional.<Object>fromNullable(params.get(ARGS_PARAM)).or(ImmutableMap.of());
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try {
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switch (op) {
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case "create":
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return create(req, args);
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case "update":
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return update(req, args);
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case "delete":
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return delete(req, args);
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case "read":
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return read(req, args);
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default:
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return JsonResponseHelper.create(ERROR, "Unknown operation: " + op);
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}
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} catch (FormFieldException e) {
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return JsonResponseHelper.createFormFieldError(e.getMessage(), e.getFieldName());
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} catch (FormException ee) {
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return JsonResponseHelper.create(ERROR, ee.getMessage());
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}
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}
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@SuppressWarnings("unused")
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Map<String, Object> create(HttpServletRequest req, Map<String, ?> args) {
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throw new UnsupportedOperationException();
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}
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@SuppressWarnings("unused")
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Map<String, Object> read(HttpServletRequest req, Map<String, ?> args) {
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throw new UnsupportedOperationException();
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}
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@SuppressWarnings("unused")
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Map<String, Object> update(HttpServletRequest req, Map<String, ?> args) {
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throw new UnsupportedOperationException();
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}
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@SuppressWarnings("unused")
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Map<String, Object> delete(HttpServletRequest req, Map<String, ?> args) {
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throw new UnsupportedOperationException();
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}
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/** Like checkNotNull, but throws NotFoundException if given arg is null. */
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protected static <T> T checkExists(@Nullable T obj, String msg) {
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if (obj == null) {
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throw new NotFoundException(msg);
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}
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return obj;
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}
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}
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