// Copyright 2013 Google Inc. All Rights Reserved.
//
// 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 adwords.axis.auth;
import com.google.api.ads.adwords.axis.factory.AdWordsServices;
import com.google.api.ads.adwords.axis.v201309.cm.Campaign;
import com.google.api.ads.adwords.axis.v201309.cm.CampaignPage;
import com.google.api.ads.adwords.axis.v201309.cm.CampaignServiceInterface;
import com.google.api.ads.adwords.axis.v201309.cm.Selector;
import com.google.api.ads.adwords.lib.client.AdWordsSession;
import com.google.api.ads.adwords.lib.jaxb.v201309.DownloadFormat;
import com.google.api.ads.adwords.lib.jaxb.v201309.ReportDefinition;
import com.google.api.ads.adwords.lib.jaxb.v201309.ReportDefinitionDateRangeType;
import com.google.api.ads.adwords.lib.jaxb.v201309.ReportDefinitionReportType;
import com.google.api.ads.adwords.lib.utils.ReportDownloadResponse;
import com.google.api.ads.adwords.lib.utils.v201309.ReportDownloader;
import com.google.api.ads.common.lib.conf.ConfigurationLoadException;
import com.google.api.ads.common.lib.exception.ValidationException;
import com.google.api.ads.common.lib.utils.Streams;
import com.google.api.client.auth.oauth2.Credential;
import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeFlow;
import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeTokenRequest;
import com.google.api.client.googleapis.auth.oauth2.GoogleTokenResponse;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.api.client.util.store.DataStoreFactory;
import com.google.api.client.util.store.MemoryDataStoreFactory;
import com.google.common.collect.Lists;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
/**
* This example demonstrates how to create a Credential object from scratch.<br>
* This example is *not* meant to be used with our other examples, but shows
* how you might use the general OAuth2 libraries to add OAuth2 to your
* existing application.<br>
* <br>
* For an alternative to service accounts, installed applications, or a web
* application that will not need to have multiple users log in, using
* OfflineCredentials to generate a refreshable OAuth2
* credential instead will be much easier.
*
* @author Adam Rogal
*/
public class AdvancedCreateCredentialFromScratch {
private static final String SCOPE = "https://adwords.google.com/api/adwords";
// This callback URL will allow you to copy the token from the success screen.
// This must match the one associated with your client ID.
private static final String CALLBACK_URL = "urn:ietf:wg:oauth:2.0:oob";
// If you do not have a client ID or secret, please create one in the
// API console: https://code.google.com/apis/console#access
private static final String CLIENT_ID = "INSERT_CLIENT_ID_HERE";
private static final String CLIENT_SECRET = "INSERT_CLIENT_SECRET_HERE";
// The current user that is authenticating. This is typically a primary key
// you define yourself that you will reference later in your code when
// you retrieve the credential for that user.
private static final String USER_ID = "INSERT_USER_ID_HERE";
private static void authorize(DataStoreFactory storeFactory, String userId) throws Exception {
// Depending on your application, there may be more appropriate ways of
// performing the authorization flow (such as on a servlet), see
// https://code.google.com/p/google-api-java-client/wiki/OAuth2#Authorization_Code_Flow
// for more information.
GoogleAuthorizationCodeFlow authorizationFlow = new GoogleAuthorizationCodeFlow.Builder(
new NetHttpTransport(),
new JacksonFactory(),
CLIENT_ID,
CLIENT_SECRET,
Lists.newArrayList(SCOPE))
.setDataStoreFactory(storeFactory)
// Set the access type to offline so that the token can be refreshed.
// By default, the library will automatically refresh tokens when it
// can, but this can be turned off by setting
// api.adwords.refreshOAuth2Token=false in your ads.properties file.
.setAccessType("offline").build();
String authorizeUrl =
authorizationFlow.newAuthorizationUrl().setRedirectUri(CALLBACK_URL).build();
System.out.println("Paste this url in your browser: \n" + authorizeUrl + '\n');
// Wait for the authorization code.
System.out.println("Type the code you received here: ");
String authorizationCode = new BufferedReader(new InputStreamReader(System.in)).readLine();
// Authorize the OAuth2 token.
GoogleAuthorizationCodeTokenRequest tokenRequest =
authorizationFlow.newTokenRequest(authorizationCode);
tokenRequest.setRedirectUri(CALLBACK_URL);
GoogleTokenResponse tokenResponse = tokenRequest.execute();
// Store the credential for the user.
authorizationFlow.createAndStoreCredential(tokenResponse, userId);
}
private static AdWordsSession createAdWordsSession(
DataStoreFactory dataStoreFactory, String userId)
throws IOException, ValidationException, ConfigurationLoadException {
// Create a GoogleCredential with minimal information.
GoogleAuthorizationCodeFlow authorizationFlow = new GoogleAuthorizationCodeFlow.Builder(
new NetHttpTransport(),
new JacksonFactory(),
CLIENT_ID,
CLIENT_SECRET,
Lists.newArrayList(SCOPE)).build();
// Load the credential.
Credential credential = authorizationFlow.loadCredential(userId);
// Construct a AdWordsSession.
return new AdWordsSession.Builder()
.fromFile()
.withOAuth2Credential(credential)
.build();
}
public static void runExample(
AdWordsServices adWordsServices, AdWordsSession session, String reportFile) throws Exception {
// Get the CampaignService.
CampaignServiceInterface campaignService =
adWordsServices.get(session, CampaignServiceInterface.class);
// Create selector.
Selector selector = new Selector();
selector.setFields(new String[] {"Id", "Name"});
// Get all campaigns.
CampaignPage page = campaignService.get(selector);
// Display campaigns.
if (page.getEntries() != null) {
for (Campaign campaign : page.getEntries()) {
System.out.println("Campaign with name \"" + campaign.getName() + "\" and id \""
+ campaign.getId() + "\" was found.");
}
} else {
System.out.println("No campaigns were found.");
}
// Create selector.
com.google.api.ads.adwords.lib.jaxb.v201309.Selector reportSelector =
new com.google.api.ads.adwords.lib.jaxb.v201309.Selector();
reportSelector.getFields().addAll(Lists.newArrayList(
"CampaignId",
"AdGroupId",
"Id",
"CriteriaType",
"Criteria",
"Impressions",
"Clicks",
"Cost"));
// Create report definition.
ReportDefinition reportDefinition = new ReportDefinition();
reportDefinition.setReportName("Criteria performance report #" + System.currentTimeMillis());
reportDefinition.setDateRangeType(ReportDefinitionDateRangeType.YESTERDAY);
reportDefinition.setReportType(ReportDefinitionReportType.CRITERIA_PERFORMANCE_REPORT);
reportDefinition.setDownloadFormat(DownloadFormat.CSV);
// Enable to allow rows with zero impressions to show.
reportDefinition.setIncludeZeroImpressions(true);
reportDefinition.setSelector(reportSelector);
ReportDownloadResponse response =
new ReportDownloader(session).downloadReport(reportDefinition);
if (response.getHttpStatus() == HttpURLConnection.HTTP_OK) {
FileOutputStream fos = new FileOutputStream(new File(reportFile));
Streams.copy(response.getInputStream(), fos);
fos.close();
System.out.println("Report successfully downloaded: " + reportFile);
} else {
System.out.println("Report was not downloaded. " + response.getHttpStatus() + ": "
+ response.getHttpResponseMessage());
}
}
public static void main(String[] args) throws Exception {
if (CLIENT_ID.equals("INSERT_CLIENT_ID_HERE")
|| CLIENT_SECRET.equals("INSERT_CLIENT_SECRET_HERE")) {
throw new IllegalArgumentException("Please input your client IDs or secret. "
+ "See https://code.google.com/apis/console#access");
}
// It is highly recommended that you use a credential store in your
// application to store a per-user Credential.
// See: https://code.google.com/p/google-oauth-java-client/wiki/OAuth2
DataStoreFactory storeFactory = new MemoryDataStoreFactory();
// Authorize and store your credential.
authorize(storeFactory, USER_ID);
// Create a AdWordsSession from the credential store. You will typically do this
// in a servlet interceptor for a web application or per separate thread
// of your offline application.
AdWordsSession adWordsSession = createAdWordsSession(storeFactory, USER_ID);
AdWordsServices adWordsServices = new AdWordsServices();
// Location to download report to.
String reportFile = System.getProperty("user.home") + File.separatorChar + "report.csv";
runExample(adWordsServices, adWordsSession, reportFile);
}
}