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// Copyright (C) 2014 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.server.config;
import static com.google.gerrit.server.config.ConfigUtil.loadSection;
import static com.google.gerrit.server.config.ConfigUtil.skipField;
import static com.google.gerrit.server.config.ConfigUtil.storeSection;
import static com.google.gerrit.server.config.GetPreferences.readFromGit;
import com.google.gerrit.common.data.GlobalCapability;
import com.google.gerrit.extensions.annotations.RequiresCapability;
import com.google.gerrit.extensions.client.GeneralPreferencesInfo;
import com.google.gerrit.extensions.restapi.BadRequestException;
import com.google.gerrit.extensions.restapi.RestModifyView;
import com.google.gerrit.server.account.AccountCache;
import com.google.gerrit.server.account.GeneralPreferencesLoader;
import com.google.gerrit.server.account.VersionedAccountPreferences;
import com.google.gerrit.server.git.GitRepositoryManager;
import com.google.gerrit.server.git.MetaDataUpdate;
import com.google.gerrit.server.git.UserConfigSections;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import java.io.IOException;
import java.lang.reflect.Field;
import org.eclipse.jgit.errors.ConfigInvalidException;
import org.eclipse.jgit.errors.RepositoryNotFoundException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@RequiresCapability(GlobalCapability.ADMINISTRATE_SERVER)
@Singleton
public class SetPreferences implements RestModifyView<ConfigResource, GeneralPreferencesInfo> {
private static final Logger log = LoggerFactory.getLogger(SetPreferences.class);
private final GeneralPreferencesLoader loader;
private final GitRepositoryManager gitManager;
private final Provider<MetaDataUpdate.User> metaDataUpdateFactory;
private final AllUsersName allUsersName;
private final AccountCache accountCache;
@Inject
SetPreferences(
GeneralPreferencesLoader loader,
GitRepositoryManager gitManager,
Provider<MetaDataUpdate.User> metaDataUpdateFactory,
AllUsersName allUsersName,
AccountCache accountCache) {
this.loader = loader;
this.gitManager = gitManager;
this.metaDataUpdateFactory = metaDataUpdateFactory;
this.allUsersName = allUsersName;
this.accountCache = accountCache;
}
@Override
public GeneralPreferencesInfo apply(ConfigResource rsrc, GeneralPreferencesInfo i)
throws BadRequestException, IOException, ConfigInvalidException {
if (!hasSetFields(i)) {
throw new BadRequestException("unsupported option");
}
return writeToGit(readFromGit(gitManager, loader, allUsersName, i));
}
private GeneralPreferencesInfo writeToGit(GeneralPreferencesInfo i)
throws RepositoryNotFoundException, IOException, ConfigInvalidException {
try (MetaDataUpdate md = metaDataUpdateFactory.get().create(allUsersName)) {
VersionedAccountPreferences p = VersionedAccountPreferences.forDefault();
p.load(md);
storeSection(
p.getConfig(), UserConfigSections.GENERAL, null, i, GeneralPreferencesInfo.defaults());
com.google.gerrit.server.account.SetPreferences.storeMyMenus(p, i.my);
com.google.gerrit.server.account.SetPreferences.storeUrlAliases(p, i.urlAliases);
p.commit(md);
accountCache.evictAllNoReindex();
GeneralPreferencesInfo r =
loadSection(
p.getConfig(),
UserConfigSections.GENERAL,
null,
new GeneralPreferencesInfo(),
GeneralPreferencesInfo.defaults(),
null);
return loader.loadMyMenusAndUrlAliases(r, p, null);
}
}
private static boolean hasSetFields(GeneralPreferencesInfo in) {
try {
for (Field field : in.getClass().getDeclaredFields()) {
if (skipField(field)) {
continue;
}
if (field.get(in) != null) {
return true;
}
}
} catch (IllegalAccessException e) {
log.warn("Unable to verify input", e);
}
return false;
}
}