// Copyright (C) 2017 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.googlesource.gerrit.plugins.webhooks;

import com.google.inject.Inject;
import com.google.inject.Provider;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;

/* HTTP client that verifies remote's SSL certificate */
class SslVerifyingHttpClientProvider extends HttpClientProvider {
  static final String SSL_VERIFY = "ssl_verify";

  @Inject
  protected SslVerifyingHttpClientProvider(Configuration cfg) {
    super(cfg, socketFactoryProvider());
  }

  private static Provider<Registry<ConnectionSocketFactory>> socketFactoryProvider() {
    return new Provider<Registry<ConnectionSocketFactory>>() {
      @Override
      public Registry<ConnectionSocketFactory> get() {
        return RegistryBuilder.<ConnectionSocketFactory>create()
            .register("https", SSLConnectionSocketFactory.getSocketFactory())
            // the following registration is added for case when one enables SSL verification
            // for HTTP remote
            .register("http", PlainConnectionSocketFactory.INSTANCE)
            .build();
      }
    };
  }
}