Update an homepage

Merchant API code sample to update an homepage.

Java

// Copyright 2024 Google LLC
//
// 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
//
//     https://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 shopping.merchant.samples.accounts.homepages.v1;
import com.google.api.gax.core.FixedCredentialsProvider;
import com.google.auth.oauth2.GoogleCredentials;
import com.google.protobuf.FieldMask;
import com.google.shopping.merchant.accounts.v1.Homepage;
import com.google.shopping.merchant.accounts.v1.HomepageName;
import com.google.shopping.merchant.accounts.v1.HomepageServiceClient;
import com.google.shopping.merchant.accounts.v1.HomepageServiceSettings;
import com.google.shopping.merchant.accounts.v1.UpdateHomepageRequest;
import shopping.merchant.samples.utils.Authenticator;
import shopping.merchant.samples.utils.Config;

/** This class demonstrates how to update a homepage to a new URL. */
public class UpdateHomepageSample {

  public static void updateHomepage(Config config, String uri) throws Exception {

    GoogleCredentials credential = new Authenticator().authenticate();

    HomepageServiceSettings homepageServiceSettings =
        HomepageServiceSettings.newBuilder()
            .setCredentialsProvider(FixedCredentialsProvider.create(credential))
            .build();

    // Creates homepage name to identify homepage.
    String name =
        HomepageName.newBuilder().setAccount(config.getAccountId().toString()).build().toString();

    // Create a homepage with the updated fields.
    Homepage homepage = Homepage.newBuilder().setName(name).setUri(uri).build();

    FieldMask fieldMask = FieldMask.newBuilder().addPaths("uri").build();

    try (HomepageServiceClient homepageServiceClient =
        HomepageServiceClient.create(homepageServiceSettings)) {

      UpdateHomepageRequest request =
          UpdateHomepageRequest.newBuilder().setHomepage(homepage).setUpdateMask(fieldMask).build();

      System.out.println("Sending Update Homepage request");
      Homepage response = homepageServiceClient.updateHomepage(request);
      System.out.println("Updated Homepage Name below");
      System.out.println(response.getName());
    } catch (Exception e) {
      System.out.println(e);
    }
  }

  public static void main(String[] args) throws Exception {
    Config config = Config.load();

    // The URI (a URL) of the store's homepage.
    String uri = "https://example.com";

    updateHomepage(config, uri);
  }
}
UpdateHomepageSample.java

PHP

<?php
/**
 * Copyright 2025 Google LLC
 *
 * 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
 *
 *     https://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.
 */
require_once __DIR__ . '/../../../../vendor/autoload.php';
require_once __DIR__ . '/../../../Authentication/Authentication.php';
require_once __DIR__ . '/../../../Authentication/Config.php';
use Google\ApiCore\ApiException;
use Google\Protobuf\FieldMask;
use Google\Shopping\Merchant\Accounts\V1\Homepage;
use Google\Shopping\Merchant\Accounts\V1\Client\HomepageServiceClient;
use Google\Shopping\Merchant\Accounts\V1\UpdateHomepageRequest;

/**
 * This class demonstrates how to update a homepage to a new URL.
 */
class UpdateHomepage
{
    /**
     * Updates a homepage to a new URL.
     *
     * @param array $config The configuration data for authentication and account ID.
     * @param string $uri The new URI for the homepage.
     * @return void
     * @throws ApiException if the API call fails.
     */
    public static function updateHomepageSample(array $config, string $uri): void
    {
        // Gets the OAuth credentials to make the request.
        $credentials = Authentication::useServiceAccountOrTokenFile();

        // Creates options config containing credentials for the client to use.
        $options = ['credentials' => $credentials];

        // Creates a client.
        $homepageServiceClient = new HomepageServiceClient($options);

        // Creates Homepage name to identify Homepage.
        // The name has the format: accounts/{account}/homepage
        $name = "accounts/" . $config['accountId'] . "/homepage";

        // Create a homepage with the updated fields.
        $homepage = new Homepage(['name' => $name, 'uri' => $uri]);

        // Create field mask to specify which fields to update.
        $fieldMask = new FieldMask(['paths' => ['uri']]);

        try {
            $request = new UpdateHomepageRequest([
                'homepage' => $homepage,
                'update_mask' => $fieldMask
            ]);

            print "Sending Update Homepage request\n";
            $response = $homepageServiceClient->updateHomepage($request);
            print "Updated Homepage Name below\n";
            print $response->getName() . "\n";
        } catch (ApiException $e) {
            print $e->getMessage();
        }
    }

    /**
     * Helper to execute the sample.
     *
     * @return void
     */
    public function callSample(): void
    {
        $config = Config::generateConfig();

        // The URI (a URL) of the store's homepage.
        $uri = "https://example.com";

        // Makes the call to update the homepage.
        self::updateHomepageSample($config, $uri);
    }
}

// Run the script
$sample = new UpdateHomepage();
$sample->callSample();
UpdateHomepageSample.php

Python

# -*- coding: utf-8 -*-
# Copyright 2024 Google LLC
#
# 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.
"""A module to update a Homepage."""

from examples.authentication import configuration
from examples.authentication import generate_user_credentials
from google.protobuf import field_mask_pb2
from google.shopping.merchant_accounts_v1 import Homepage
from google.shopping.merchant_accounts_v1 import HomepageServiceClient
from google.shopping.merchant_accounts_v1 import UpdateHomepageRequest

_ACCOUNT = configuration.Configuration().read_merchant_info()


def update_homepage(new_uri):
  """Updates a homepage to a new URL."""

  # Gets OAuth Credentials.
  credentials = generate_user_credentials.main()

  # Creates a client.
  client = HomepageServiceClient(credentials=credentials)

  # Creates Homepage name to identify Homepage.
  name = "accounts/" + _ACCOUNT + "/homepage"

  # Create a homepage with the updated fields.
  homepage = Homepage(name=name, uri=new_uri)

  # Create a FieldMask for the "uri" field.
  field_mask = field_mask_pb2.FieldMask(paths=["uri"])

  # Creates the request.
  request = UpdateHomepageRequest(homepage=homepage, update_mask=field_mask)

  # Makes the request and catches and prints any error messages.
  try:
    response = client.update_homepage(request=request)
    print("Updated Homepage Name below")
    print(response.name)
  except RuntimeError as e:
    print(e)


if __name__ == "__main__":
  # The URI (a URL) of the store's homepage.
  uri = "https://example.com"
  update_homepage(uri)

update_homepage_sample.py