/*
* Copyright 2016 The Simple File Server Authors
*
* 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 org.sfs.nodes.compute.object;
import io.vertx.core.Handler;
import io.vertx.core.buffer.Buffer;
import io.vertx.core.json.JsonObject;
import org.sfs.Server;
import org.sfs.SfsRequest;
import org.sfs.VertxContext;
import org.sfs.auth.Authenticate;
import org.sfs.elasticsearch.object.LoadAccountAndContainerAndObject;
import org.sfs.rx.ConnectionCloseTerminus;
import org.sfs.validate.ValidateActionAdmin;
import org.sfs.validate.ValidateObjectPath;
import org.sfs.vo.PersistentObject;
import static com.google.common.base.Charsets.UTF_8;
import static com.google.common.net.MediaType.JSON_UTF_8;
import static io.vertx.core.buffer.Buffer.buffer;
import static io.vertx.core.http.HttpHeaders.CONTENT_LENGTH;
import static io.vertx.core.http.HttpHeaders.CONTENT_TYPE;
import static java.lang.String.valueOf;
import static java.net.HttpURLConnection.HTTP_OK;
import static org.sfs.rx.Defer.aVoid;
import static org.sfs.vo.ObjectPath.fromSfsRequest;
public class GetObjectMeta implements Handler<SfsRequest> {
@Override
public void handle(SfsRequest httpServerRequest) {
VertxContext<Server> vertxContext = httpServerRequest.vertxContext();
aVoid()
.flatMap(new Authenticate(httpServerRequest))
.flatMap(new ValidateActionAdmin(httpServerRequest))
.map(aVoid -> fromSfsRequest(httpServerRequest))
.map(new ValidateObjectPath())
.flatMap(new LoadAccountAndContainerAndObject(vertxContext))
.map(PersistentObject::toJsonObject)
.subscribe(new ConnectionCloseTerminus<JsonObject>(httpServerRequest) {
@Override
public void onNext(JsonObject input) {
Buffer buffer = buffer(input.encodePrettily(), UTF_8.toString());
httpServerRequest.response()
.setStatusCode(HTTP_OK)
.putHeader(CONTENT_LENGTH, valueOf(buffer.length()))
.putHeader(CONTENT_TYPE, JSON_UTF_8.toString())
.write(buffer);
}
});
}
}