AuthenticatorActivity.java

package org.qaoverflow.q2android.authentication;

import android.accounts.Account;
import android.accounts.AccountAuthenticatorActivity;
import android.accounts.AccountManager;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.TextView;

import org.qaoverflow.q2android.R;

/**
* The Authenticator activity.
*
* Called by the Authenticator and in charge of identifing the user.
*
* It sends back to the Authenticator the result.
*/
public class AuthenticatorActivity extends AccountAuthenticatorActivity {

    public final static String ARG_ACCOUNT_TYPE = "ACCOUNT_TYPE";
    public final static String ARG_AUTH_TYPE = "AUTH_TYPE";
    public final static String ARG_ACCOUNT_NAME = "ACCOUNT_NAME";
    public final static String ARG_IS_ADDING_NEW_ACCOUNT = "IS_ADDING_ACCOUNT";

    public static final String KEY_ERROR_MESSAGE = "ERR_MSG";

    public final static String PARAM_USER_PASS = "USER_PASS";

    private final int REQ_SIGNUP = 1;

    private final String TAG = this.getClass().getSimpleName();

    private AccountManager mAccountManager;
    private String mAuthTokenType;

    /**
* Called when the activity is first created.
*/
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.act_login);
        mAccountManager = AccountManager.get(getBaseContext());

        String accountName = getIntent().getStringExtra(ARG_ACCOUNT_NAME);
        mAuthTokenType = getIntent().getStringExtra(ARG_AUTH_TYPE);
        if (mAuthTokenType == null)
            mAuthTokenType = AccountGeneral.AUTHTOKEN_TYPE_FULL_ACCESS;

        if (accountName != null) {
            ((TextView)findViewById(R.id.accountName)).setText(accountName);
        }

        findViewById(R.id.submit).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                submit();
            }
        });
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {

        // The sign up activity returned that the user has successfully created an account
        if (requestCode == REQ_SIGNUP && resultCode == RESULT_OK) {
            finishLogin(data);
        } else
            super.onActivityResult(requestCode, resultCode, data);
    }

    public void submit() {

        final String userSite = ((TextView) findViewById(R.id.accountSite)).getText().toString();
        final String userName = ((TextView) findViewById(R.id.accountName)).getText().toString();
        final String userPass = ((TextView) findViewById(R.id.accountPassword)).getText().toString();

        final String accountType = getIntent().getStringExtra(ARG_ACCOUNT_TYPE);

        Bundle data = new Bundle();
        data.putString(AccountManager.KEY_AUTHTOKEN, userPass);
        data.putString(AccountManager.KEY_ACCOUNT_NAME, userName+"@"+userSite);
        data.putString(AccountManager.KEY_ACCOUNT_TYPE, accountType);
        data.putString(PARAM_USER_PASS, userPass);

        final Intent res = new Intent();
        res.putExtras(data);
        finishLogin(res);
    }

    private void finishLogin(Intent intent) {
        Log.d(TAG, TAG + "> finishLogin");

        String accountName = intent.getStringExtra(AccountManager.KEY_ACCOUNT_NAME);
        String accountPassword = intent.getStringExtra(PARAM_USER_PASS);
        final Account account = new Account(accountName, intent.getStringExtra(AccountManager.KEY_ACCOUNT_TYPE));

        if (getIntent().getBooleanExtra(ARG_IS_ADDING_NEW_ACCOUNT, false)) {
            Log.d(TAG, TAG + "> finishLogin > addAccountExplicitly");
            String authtoken = intent.getStringExtra(AccountManager.KEY_AUTHTOKEN);
            String authtokenType = mAuthTokenType;

            // Creating the account on the device and setting the auth token we got
            // (Not setting the auth token will cause another call to the server to authenticate the user)
            mAccountManager.addAccountExplicitly(account, accountPassword, null);
            mAccountManager.setAuthToken(account, authtokenType, authtoken);
        } else {
            Log.d(TAG, TAG + "> finishLogin > setPassword");
            mAccountManager.setPassword(account, accountPassword);
        }
        setAccountAuthenticatorResult(intent.getExtras());
        setResult(RESULT_OK, intent);
        finish();
    }

}