src/eu/alefzero/owncloud/authenticator/AccountAuthenticator.java

   1 package eu.alefzero.owncloud.authenticator;
   2
   3 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
   4 import android.accounts.AbstractAccountAuthenticator;
   5 import android.accounts.Account;
   6 import android.accounts.AccountAuthenticatorResponse;
   7 import android.accounts.AccountManager;
   8 import android.accounts.NetworkErrorException;
   9 import android.content.ContentResolver;
  10 import android.content.Context;
  11 import android.content.Intent;
  12 import android.os.Bundle;
  13 import android.util.Log;
  14
  15 public class AccountAuthenticator extends AbstractAccountAuthenticator {
  16   public static final String OPTIONS_USERNAME = "username";
  17   public static final String OPTIONS_PASSWORD = "password";
  18   public static final String OPTIONS_FILE_LIST_SYNC_ENABLED = "filelist";
  19   public static final String OPTIONS_PINNED_FILE_SYNC_ENABLED = "pinned";
  20
  21   public static final String ACCOUNT_TYPE = "owncloud";
  22   public static final String AUTH_TOKEN_TYPE = "org.owncloud";
  23
  24   public static final String KEY_AUTH_TOKEN_TYPE = "authTokenType";
  25   public static final String KEY_REQUIRED_FEATURES = "requiredFeatures";
  26   public static final String KEY_LOGIN_OPTIONS = "loginOptions";
  27   public static final String KEY_ACCOUNT = "account";
  28   public static final String KEY_OC_URL = "oc_url";
  29
  30   private Context mContext;
  31
  32   public AccountAuthenticator(Context context) {
  33     super(context);
  34     mContext = context;
  35   }
  36
  37   /**
  38    * {@inheritDoc}
  39    */
  40   @Override
  41   public Bundle addAccount(AccountAuthenticatorResponse response,
  42       String accountType, String authTokenType, String[] requiredFeatures,
  43       Bundle options) throws NetworkErrorException {
  44     Log.i(getClass().getName(), "Adding account with type " + accountType +
  45                                 " and auth token " + authTokenType);
  46     try {
  47       validateAccountType(accountType);
  48       //validateAuthTokenType(authTokenType);
  49       validateRequiredFeatures(requiredFeatures);
  50     } catch (AuthenticatorException e) {
  51       e.printStackTrace();
  52       return e.getFailureBundle();
  53     }
  54     final Intent intent = new Intent(mContext, AuthenticatorActivity.class);
  55     intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response);
  56     intent.putExtra(KEY_AUTH_TOKEN_TYPE, authTokenType);
  57     intent.putExtra(KEY_REQUIRED_FEATURES, requiredFeatures);
  58     intent.putExtra(KEY_LOGIN_OPTIONS, options);
  59
  60     setIntentFlags(intent);
  61     Log.i(getClass().getName(), intent.toString());
  62     final Bundle bundle = new Bundle();
  63     bundle.putParcelable(AccountManager.KEY_INTENT, intent);
  64     return bundle;
  65   }
  66
  67   /**
  68    * {@inheritDoc}
  69    */
  70   @Override
  71   public Bundle confirmCredentials(AccountAuthenticatorResponse response,
  72       Account account, Bundle options) throws NetworkErrorException {
  73     try {
  74       validateAccountType(account.type);
  75     } catch (AuthenticatorException e) {
  76       return e.getFailureBundle();
  77     }
  78     Intent intent = new Intent(mContext, AuthenticatorActivity.class);
  79     intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response);
  80     intent.putExtra(KEY_ACCOUNT, account);
  81     intent.putExtra(KEY_LOGIN_OPTIONS, options);
  82
  83     setIntentFlags(intent);
  84
  85     Bundle resultBundle = new Bundle();
  86     resultBundle.putParcelable(AccountManager.KEY_INTENT, intent);
  87     return resultBundle;
  88   }
  89
  90   @Override
  91   public Bundle editProperties(AccountAuthenticatorResponse response,
  92                                String accountType) {
  93     throw new UnsupportedOperationException();
  94   }
  95
  96   @Override
  97   public Bundle getAuthToken(AccountAuthenticatorResponse response,
  98       Account account, String authTokenType, Bundle options)
  99       throws NetworkErrorException {
 100     Log.i(getClass().getName(), "Getting authToken");
 101     try {
 102       validateAccountType(account.type);
 103       validateAuthTokenType(authTokenType);
 104     } catch (AuthenticatorException e) {
 105       Log.w(getClass().getName(), "Validating failded in getAuthToken");
 106       return e.getFailureBundle();
 107     }
 108     final AccountManager am = AccountManager.get(mContext);
 109     final String password = am.getPassword(account);
 110     if (password != null) {
 111       final Bundle result = new Bundle();
 112       result.putString(AccountManager.KEY_ACCOUNT_NAME, account.name);
 113       result.putString(AccountManager.KEY_ACCOUNT_TYPE, ACCOUNT_TYPE);
 114       result.putString(AccountManager.KEY_AUTHTOKEN, password);
 115       return result;
 116     }
 117
 118     final Intent intent = new Intent(mContext, AuthenticatorActivity.class);
 119     intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response);
 120     intent.putExtra(KEY_AUTH_TOKEN_TYPE, authTokenType);
 121     intent.putExtra(KEY_LOGIN_OPTIONS, options);
 122     intent.putExtra(AuthenticatorActivity.PARAM_USERNAME, account.name);
 123
 124     final Bundle bundle = new Bundle();
 125     bundle.putParcelable(AccountManager.KEY_INTENT, intent);
 126     return bundle;
 127   }
 128
 129   @Override
 130   public String getAuthTokenLabel(String authTokenType) {
 131     return null;
 132   }
 133
 134   @Override
 135   public Bundle hasFeatures(AccountAuthenticatorResponse response,
 136       Account account, String[] features) throws NetworkErrorException {
 137     final Bundle result = new Bundle();
 138     result.putBoolean(AccountManager.KEY_BOOLEAN_RESULT, false);
 139     return result;
 140   }
 141
 142   @Override
 143   public Bundle updateCredentials(AccountAuthenticatorResponse response,
 144       Account account, String authTokenType, Bundle options)
 145       throws NetworkErrorException {
 146     final Intent intent = new Intent(mContext, AuthenticatorActivity.class);
 147     intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response);
 148     intent.putExtra(KEY_ACCOUNT, account);
 149     intent.putExtra(KEY_AUTH_TOKEN_TYPE, authTokenType);
 150     intent.putExtra(KEY_LOGIN_OPTIONS, options);
 151     setIntentFlags(intent);
 152
 153     final Bundle bundle = new Bundle();
 154     bundle.putParcelable(AccountManager.KEY_INTENT, intent);
 155     return bundle;
 156   }
 157
 158   @Override
 159   public Bundle getAccountRemovalAllowed(AccountAuthenticatorResponse response,
 160       Account account) throws NetworkErrorException {
 161     return super.getAccountRemovalAllowed(response, account);
 162   }
 163
 164   private void setIntentFlags(Intent intent) {
 165     intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 166     intent.addFlags(Intent.FLAG_ACTIVITY_MULTIPLE_TASK);
 167     intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY);
 168     intent.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
 169     intent.addFlags(Intent.FLAG_FROM_BACKGROUND);
 170   }
 171
 172   private void validateAccountType(String type) throws UnsupportedAccountTypeException {
 173      if (!type.equals(ACCOUNT_TYPE)) {
 174        throw new UnsupportedAccountTypeException();
 175      }
 176   }
 177
 178   private void validateAuthTokenType(String authTokenType) throws UnsupportedAuthTokenTypeException {
 179     if (!authTokenType.equals(AUTH_TOKEN_TYPE)) {
 180       throw new UnsupportedAuthTokenTypeException();
 181     }
 182   }
 183
 184   private void validateRequiredFeatures(String[] requiredFeatures) throws UnsupportedFeaturesException {
 185     // TODO
 186   }
 187
 188   private void validateCreaditials(String username, String password, String path) throws AccessDeniedException {
 189
 190   }
 191
 192   public static class AuthenticatorException extends Exception {
 193     private static final long serialVersionUID = 1L;
 194     private Bundle mFailureBundle;
 195     public AuthenticatorException(int code, String errorMsg) {
 196       mFailureBundle = new Bundle();
 197       mFailureBundle.putInt(AccountManager.KEY_ERROR_CODE, code);
 198       mFailureBundle.putString(AccountManager.KEY_ERROR_MESSAGE, errorMsg);
 199     }
 200
 201     public Bundle getFailureBundle() {
 202       return mFailureBundle;
 203     }
 204   }
 205
 206   public static class UnsupportedAccountTypeException extends AuthenticatorException {
 207     private static final long serialVersionUID = 1L;
 208
 209     public UnsupportedAccountTypeException() {
 210       super(AccountManager.ERROR_CODE_UNSUPPORTED_OPERATION, "Unsupported account type");
 211     }
 212   }
 213
 214   public static class UnsupportedAuthTokenTypeException extends AuthenticatorException {
 215     private static final long serialVersionUID = 1L;
 216
 217     public UnsupportedAuthTokenTypeException() {
 218       super(AccountManager.ERROR_CODE_UNSUPPORTED_OPERATION, "Unsupported auth token type");
 219     }
 220   }
 221
 222   public static class UnsupportedFeaturesException extends AuthenticatorException {
 223     public static final long serialVersionUID = 1L;
 224
 225     public UnsupportedFeaturesException() {
 226       super(AccountManager.ERROR_CODE_UNSUPPORTED_OPERATION, "Unsupported features");
 227     }
 228   }
 229
 230   public static class AccessDeniedException extends AuthenticatorException {
 231     public AccessDeniedException(int code, String errorMsg) {
 232       super(AccountManager.ERROR_CODE_INVALID_RESPONSE, "Access Denied");
 233     }
 234
 235     private static final long serialVersionUID = 1L;
 236
 237   }
 238 }