Android Open Source - AndroidWifiServer Twitter O Auth Activity

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License

The source code is released under:
Apache License
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Java Source Code

package jp.maju.wifiserver.twitter;
//w  w  w . ja  v a 2s . c  o  m
import jp.maju.wifiserver.AsyncExecutionTask;
import jp.maju.wifiserver.R;
import jp.maju.wifiserver.camera.QRReaderActivity;
import jp.maju.wifiserver.server.ServerActivity;
import jp.maju.wifiserver.twitter.ProxyDialogFragment.OnSetProxyListener;
import jp.maju.wifiserver.util.Logger;
import jp.maju.wifiserver.util.PreferenceUtil;
import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.auth.AccessToken;
import twitter4j.auth.RequestToken;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.view.View;
import android.widget.Toast;

public class TwitterOAuthActivity extends ActionBarActivity implements
        OnSetProxyListener {
    private static final String TAG = TwitterOAuthActivity.class
            .getSimpleName();

    public static final String KEY_IS_SERVER = "keyIsServer";

    private String mCallbackURL;
    private Twitter mTwitter;
    private RequestToken mRequestToken;
    private boolean isServer;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        if (getIntent() == null) {
            finish();
            return;
        }

        isServer = getIntent().getBooleanExtra(KEY_IS_SERVER, false);

        if (TwitterUtils.hasAccessToken(getApplicationContext(), isServer)) {
            transition2();
            return;
        }

        setContentView(R.layout.activity_twitter_oauth);

        mCallbackURL = getString(R.string.twitter_callback_url);
        // getString(R.string.twitter_callback_scheme),
        // getString(R.string.twitter_callback_domain));

        findViewById(R.id.action_start_oauth).setOnClickListener(
                new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        // ProxyDialogFragment.show(getSupportFragmentManager());
                        mTwitter = TwitterUtils.getRegisteredTwitterInstance(
                                getApplication(), isServer);
                        startAuthorize();
                    }
                });
    }

    private void startAuthorize() {
        AsyncExecutionTask<Void, Void, String> task = new AsyncExecutionTask<Void, Void, String>() {
            @Override
            protected String doInBackground(Void... params) {
                try {
                    mRequestToken = mTwitter.getOAuthRequestToken(mCallbackURL);
                    return mRequestToken.getAuthorizationURL();
                } catch (TwitterException e) {
                    Logger.e(TAG, e);
                }

                return null;
            }

            @Override
            protected void onPostExecute(String url) {
                if (url != null) {
                    Intent intent = new Intent(Intent.ACTION_VIEW,
                            Uri.parse(url));
                    startActivity(intent);
                    Logger.d(TAG, "Go for auth:" + url);
                } else {
                    Logger.d(TAG, "RETURN CALLBACK Faild");
                }
            }
        };
        task.exec();
    }

    @Override
    public void onNewIntent(Intent intent) {
        if (intent == null) {
            Logger.d(TAG, "Intent is null");
            return;
        }

        if (intent.getData() == null) {
            Logger.d(TAG, "Intent data is null");
            return;
        }
        if (!intent.getData().toString().startsWith(mCallbackURL)) {
            Logger.d(TAG, "Date is unmatched." + intent.getData().toString()
                    + "/and/" + mCallbackURL);
            return;
        }

        String verifier = intent.getData().getQueryParameter(
                getString(R.string.authorization_query));

        AsyncExecutionTask<String, Void, AccessToken> task = new AsyncExecutionTask<String, Void, AccessToken>() {

            @Override
            protected AccessToken doInBackground(String... params) {
                if (params == null || mRequestToken == null) {
                    return null;
                }
                try {
                    return mTwitter.getOAuthAccessToken(mRequestToken,
                            params[0]);
                } catch (TwitterException e) {
                    Logger.e(TAG, e);
                }
                return null;
            }

            @Override
            protected void onPostExecute(AccessToken accessToken) {
                if (accessToken != null) {
                    // case: success
                    successOAuth(accessToken);
                } else {
                    // case: faild or cancel
                    Toast.makeText(TwitterOAuthActivity.this,
                            R.string.error_authorization, Toast.LENGTH_SHORT)
                            .show();
                }
            }
        };
        task.exec(verifier);
    }

    private void successOAuth(AccessToken accessToken) {
        TwitterUtils.storeAccessToken(this, accessToken, isServer);
        transition2();
    }

    private void transition2() {
        if (isServer) {
            Intent intent = new Intent(this, ServerActivity.class);
            PreferenceUtil.setDefaultSide(getApplication(), 1);
            startActivity(intent);
        } else {
            Intent intent = new Intent(this, QRReaderActivity.class);
            startActivity(intent);
        }
        finish();
    }

    @Override
    public void onComplete() {
        mTwitter = TwitterUtils.getRegisteredTwitterInstance(getApplication(),
                isServer);
        startAuthorize();
    }
}
Java Source Code List
