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/*
* SonarQube
* Copyright (C) 2009-2017 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.server.permission.ws.template;
import org.sonar.api.server.ws.Request;
import org.sonar.api.server.ws.Response;
import org.sonar.api.server.ws.WebService;
import org.sonar.db.DbClient;
import org.sonar.db.DbSession;
import org.sonar.db.organization.DefaultTemplates;
import org.sonar.db.permission.template.PermissionTemplateDto;
import org.sonar.server.permission.ws.PermissionWsSupport;
import org.sonar.server.permission.ws.PermissionsWsAction;
import org.sonar.server.user.UserSession;
import org.sonarqube.ws.client.permission.DeleteTemplateWsRequest;
import static org.sonar.server.permission.PermissionPrivilegeChecker.checkGlobalAdmin;
import static org.sonar.server.permission.ws.PermissionsWsParametersBuilder.createTemplateParameters;
import static org.sonar.server.permission.ws.template.WsTemplateRef.newTemplateRef;
import static org.sonar.server.ws.WsUtils.checkFoundWithOptional;
import static org.sonar.server.ws.WsUtils.checkRequest;
import static org.sonarqube.ws.client.permission.PermissionsWsParameters.PARAM_ORGANIZATION;
import static org.sonarqube.ws.client.permission.PermissionsWsParameters.PARAM_TEMPLATE_ID;
import static org.sonarqube.ws.client.permission.PermissionsWsParameters.PARAM_TEMPLATE_NAME;
public class DeleteTemplateAction implements PermissionsWsAction {
private final DbClient dbClient;
private final UserSession userSession;
private final PermissionWsSupport finder;
private final DefaultTemplatesResolver defaultTemplatesResolver;
public DeleteTemplateAction(DbClient dbClient, UserSession userSession, PermissionWsSupport support, DefaultTemplatesResolver defaultTemplatesResolver) {
this.dbClient = dbClient;
this.userSession = userSession;
this.finder = support;
this.defaultTemplatesResolver = defaultTemplatesResolver;
}
private static DeleteTemplateWsRequest toDeleteTemplateWsRequest(Request request) {
return new DeleteTemplateWsRequest()
.setTemplateId(request.param(PARAM_TEMPLATE_ID))
.setOrganization(request.param(PARAM_ORGANIZATION))
.setTemplateName(request.param(PARAM_TEMPLATE_NAME));
}
@Override
public void define(WebService.NewController context) {
WebService.NewAction action = context.createAction("delete_template")
.setDescription("Delete a permission template. " +
"Requires the following permission: 'Administer System'.")
.setSince("5.2")
.setPost(true)
.setHandler(this);
createTemplateParameters(action);
}
@Override
public void handle(Request request, Response response) throws Exception {
userSession.checkLoggedIn();
doHandle(toDeleteTemplateWsRequest(request));
response.noContent();
}
private void doHandle(DeleteTemplateWsRequest request) {
try (DbSession dbSession = dbClient.openSession(false)) {
PermissionTemplateDto template = finder.findTemplate(dbSession, newTemplateRef(
request.getTemplateId(), request.getOrganization(), request.getTemplateName()));
checkGlobalAdmin(userSession, template.getOrganizationUuid());
DefaultTemplates defaultTemplates = retrieveDefaultTemplates(dbSession, template);
checkTemplateUuidIsNotDefault(template, defaultTemplates);
dbClient.permissionTemplateDao().deleteById(dbSession, template.getId());
updateViewDefaultTemplateWhenGovernanceIsNotInstalled(dbSession, template, defaultTemplates);
dbSession.commit();
}
}
/**
* The default template for view can be removed when Governance is not installed. To avoid keeping a reference
* to a non existing template, we update the default templates.
*/
private void updateViewDefaultTemplateWhenGovernanceIsNotInstalled(DbSession dbSession, PermissionTemplateDto template, DefaultTemplates defaultTemplates) {
String viewDefaultTemplateUuid = defaultTemplates.getViewUuid();
if (viewDefaultTemplateUuid != null && viewDefaultTemplateUuid.equals(template.getUuid())) {
defaultTemplates.setViewUuid(null);
dbClient.organizationDao().setDefaultTemplates(dbSession, template.getOrganizationUuid(), defaultTemplates);
}
}
private DefaultTemplates retrieveDefaultTemplates(DbSession dbSession, PermissionTemplateDto template) {
return checkFoundWithOptional(
dbClient.organizationDao().getDefaultTemplates(dbSession, template.getOrganizationUuid()),
"Can't find default templates of Organization with uuid '%s' to which template with uuid '%s' belongs",
template.getOrganizationUuid(), template.getUuid());
}
private void checkTemplateUuidIsNotDefault(PermissionTemplateDto template, DefaultTemplates defaultTemplates) {
DefaultTemplatesResolverImpl.ResolvedDefaultTemplates resolvedDefaultTemplates = defaultTemplatesResolver.resolve(defaultTemplates);
checkRequest(!resolvedDefaultTemplates.getProject().equals(template.getUuid()),
"It is not possible to delete the default permission template for projects");
resolvedDefaultTemplates.getView()
.ifPresent(viewDefaultTemplateUuid -> checkRequest(
!viewDefaultTemplateUuid.equals(template.getUuid()),
"It is not possible to delete the default permission template for views"));
}
}
