src/org/average/whereami/APIBase.java

   1 package org.average.whereami;
   2
   3 import org.average.whereami.PersistentStore;
   4
   5 import java.io.IOException;
   6 import com.google.api.client.http.HttpTransport;
   7 import java.util.logging.Handler;
   8 import java.util.logging.Level;
   9 import java.util.logging.LogRecord;
  10 import java.util.logging.Logger;
  11
  12 import com.google.api.client.extensions.android2.AndroidHttp;
  13 import com.google.api.client.auth.oauth2.draft10.AccessTokenResponse;
  14 import com.google.api.client.googleapis.auth.oauth2.draft10.GoogleAccessProtectedResource;
  15 import com.google.api.client.http.HttpResponseException;
  16 import com.google.api.client.http.HttpTransport;
  17 import com.google.api.client.http.javanet.NetHttpTransport;
  18 import com.google.api.client.json.JsonFactory;
  19 import com.google.api.client.json.jackson.JacksonFactory;
  20
  21 import android.content.res.Resources;
  22 import android.util.Log;
  23
  24 public class APIBase {
  25
  26         final String TAG = getClass().getName();
  27
  28         public PersistentStore store;
  29         public Resources res;
  30         public HttpTransport httpTransport =
  31                         AndroidHttp.newCompatibleTransport();
  32         public JsonFactory jsonFactory = new JacksonFactory();
  33         public MyAccessProtectedResource accessProtectedResource;
  34
  35         public String authErrorMessage;
  36
  37         public APIBase(final Resources res, final PersistentStore store) {
  38                 this.res = res;
  39                 this.store = store;
  40                 AccessTokenResponse token = store.readTokens();
  41                 Log.v(TAG, "tokens - access: \"" + token.accessToken +
  42                         "\", refresh: \"" + token.refreshToken +
  43                         "\", client_id: \"" + ClientCredentials.CLIENT_ID +
  44                         "\", client_secret: \"" +
  45                                 ClientCredentials.CLIENT_SECRET +
  46                         "\"");
  47                 accessProtectedResource = new MyAccessProtectedResource(
  48                         token.accessToken, httpTransport, jsonFactory,
  49                         ClientCredentials.CLIENT_ID,
  50                         ClientCredentials.CLIENT_SECRET,
  51                         token.refreshToken);
  52                 authErrorMessage = res.getString(R.string.autherror);
  53                 enableLogging();
  54         }
  55
  56         private class MyAccessProtectedResource
  57                 extends GoogleAccessProtectedResource {
  58
  59                 public MyAccessProtectedResource(
  60                                 String accessToken,
  61                                 HttpTransport transport,
  62                                 JsonFactory jsonFactory,
  63                                 String clientId,
  64                                 String clientSecret,
  65                                 String refreshToken) {
  66                         super(accessToken, transport, jsonFactory,
  67                                 clientId, clientSecret, refreshToken);
  68                 }
  69
  70                 @Override
  71                 public void onAccessToken(String accessToken) {
  72                         Log.v(TAG, "Update access token to \""
  73                                 + accessToken + "\"");
  74                         store.updateAccessToken( accessToken);
  75                 }
  76
  77                 @Override
  78                 protected boolean executeRefreshToken() throws IOException {
  79                         Log.v(TAG, "executeRefreshToken was called");
  80                         return super.executeRefreshToken();
  81                 }
  82         }
  83
  84         private static void enableLogging() {
  85                 Logger logger = Logger.getLogger(HttpTransport.class.getName());
  86                 logger.setLevel(Level.CONFIG);
  87                 logger.addHandler(new Handler() {
  88                         @Override
  89                         public void close() throws SecurityException {}
  90                         @Override
  91                         public void flush() {}
  92                         @Override
  93                         public void publish(LogRecord record) {
  94                                 Log.d("HttpTransport", record.getMessage());
  95                         }
  96                 });
  97         }
  98 }