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// Copyright (C) 2013 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.extensions.webui;
import com.google.common.base.Predicate;
import com.google.common.collect.FluentIterable;
import com.google.gerrit.extensions.registration.DynamicMap;
import com.google.gerrit.extensions.restapi.AuthException;
import com.google.gerrit.extensions.restapi.RestCollection;
import com.google.gerrit.extensions.restapi.RestResource;
import com.google.gerrit.extensions.restapi.RestView;
import com.google.gerrit.extensions.webui.PrivateInternals_UiActionDescription;
import com.google.gerrit.extensions.webui.UiAction;
import com.google.gerrit.server.CurrentUser;
import com.google.gerrit.server.account.CapabilityUtils;
import com.google.inject.Provider;
import java.util.Objects;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class UiActions {
private static final Logger log = LoggerFactory.getLogger(UiActions.class);
public static Predicate<UiAction.Description> enabled() {
return UiAction.Description::isEnabled;
}
public static <R extends RestResource> FluentIterable<UiAction.Description> from(
RestCollection<?, R> collection, R resource, Provider<CurrentUser> userProvider) {
return from(collection.views(), resource, userProvider);
}
public static <R extends RestResource> FluentIterable<UiAction.Description> from(
DynamicMap<RestView<R>> views, R resource, Provider<CurrentUser> userProvider) {
return FluentIterable.from(views)
.transform(
(DynamicMap.Entry<RestView<R>> e) -> {
int d = e.getExportName().indexOf('.');
if (d < 0) {
return null;
}
RestView<R> view;
try {
view = e.getProvider().get();
} catch (RuntimeException err) {
log.error("error creating view {}.{}", e.getPluginName(), e.getExportName(), err);
return null;
}
if (!(view instanceof UiAction)) {
return null;
}
try {
CapabilityUtils.checkRequiresCapability(
userProvider, e.getPluginName(), view.getClass());
} catch (AuthException exc) {
return null;
}
UiAction.Description dsc = ((UiAction<R>) view).getDescription(resource);
if (dsc == null || !dsc.isVisible()) {
return null;
}
String name = e.getExportName().substring(d + 1);
PrivateInternals_UiActionDescription.setMethod(
dsc, e.getExportName().substring(0, d));
PrivateInternals_UiActionDescription.setId(
dsc, "gerrit".equals(e.getPluginName()) ? name : e.getPluginName() + '~' + name);
return dsc;
})
.filter(Objects::nonNull);
}
private UiActions() {}
}