Android Open Source - utwitterapi Browser Signin Agent Activity

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From Project

Back to project page utwitterapi.

License

The source code is released under:

GNU General Public License

Java Source Code

package org.mariotaku.utwitterapi.activity;
//from ww  w . jav a 2s .c o m
import java.io.IOException;

import org.mariotaku.utwitterapi.Constants;
import org.mariotaku.utwitterapi.R;
import org.mariotaku.utwitterapi.fragment.ProgressDialogFragment;
import org.mariotaku.utwitterapi.util.OAuthPasswordAuthenticator;
import org.mariotaku.utwitterapi.util.OAuthPasswordAuthenticator.SignInResult;
import org.mariotaku.utwitterapi.util.Utils;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.DialogFragment;
import android.app.Fragment;
import android.content.Intent;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;

public class BrowserSigninAgentActivity extends Activity implements Constants, OnClickListener, TextWatcher {

  private EditText mEditUsername;
  private EditText mEditPassword;

  private Button mOpenInBrowserButton;
  private Button mSignInButton;
  private SignInTask mTask;

  @Override
  public void afterTextChanged(final Editable s) {

  }

  @Override
  public void beforeTextChanged(final CharSequence s, final int start, final int count, final int after) {

  }

  @Override
  public void onClick(final View v) {
    switch (v.getId()) {
      case R.id.open_in_browser: {
        final Intent intent = getIntent();
        final Uri data = intent.getData();
        if (data == null) return;
        final Intent viewIntent = new Intent(Intent.ACTION_VIEW, data);
        final Intent chooserIntent = Utils.createExcludingChooserIntent(this, getPackageName(), viewIntent);
        if (chooserIntent != null) {
          startActivity(chooserIntent);
        }
        break;
      }
      case R.id.sign_in: {
        final Intent intent = getIntent();
        final Uri data = intent.getData();
        if (data == null) return;
        final String username = String.valueOf(mEditUsername.getText());
        final String password = String.valueOf(mEditPassword.getText());
        mTask = new SignInTask(this, data.toString(), username, password);
        mTask.execute();
        break;
      }
    }

  }

  @Override
  public void onContentChanged() {
    super.onContentChanged();
    mEditUsername = (EditText) findViewById(R.id.edit_username);
    mEditPassword = (EditText) findViewById(R.id.edit_password);
    mOpenInBrowserButton = (Button) findViewById(R.id.open_in_browser);
    mSignInButton = (Button) findViewById(R.id.sign_in);
  }

  @Override
  public void onTextChanged(final CharSequence s, final int start, final int before, final int count) {
    updateSignInButton();
  }

  @Override
  protected void onCreate(final Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    final Intent intent = getIntent();
    final Uri data = intent.getData();
    if (data == null) {
      finish();
      return;
    }
    setContentView(R.layout.activity_sign_in);
    mEditUsername.addTextChangedListener(this);
    mEditPassword.addTextChangedListener(this);
    mOpenInBrowserButton.setOnClickListener(this);
    mSignInButton.setOnClickListener(this);
    updateSignInButton();
  }

  private void updateSignInButton() {
    mSignInButton.setEnabled(mEditUsername.length() > 0 && mEditPassword.length() > 0);
  }

  private static class SignInTask extends AsyncTask<Void, Void, TaskResult<SignInResult>> {

    private static final String DIALOG_FRAGMENT_TAG = "sign_in_progress";

    private final BrowserSigninAgentActivity mActivity;
    private final OAuthPasswordAuthenticator mAuthenticator;
    private final String mOAuthOrizationUrlString;
    private final String mUsername;
    private final String mPassword;

    @SuppressLint("WorldReadableFiles")
    @SuppressWarnings("deprecation")
    SignInTask(final BrowserSigninAgentActivity activity, final String oauthOrizationUrlString,
        final String username, final String password) {
      mActivity = activity;
      mAuthenticator = new OAuthPasswordAuthenticator(activity.getSharedPreferences(
          SHARED_PREFERENCE_NAME_PREFERENCES, MODE_WORLD_READABLE));
      mOAuthOrizationUrlString = oauthOrizationUrlString;
      mUsername = username;
      mPassword = password;
    }

    @Override
    protected TaskResult<SignInResult> doInBackground(final Void... params) {
      try {
        return TaskResult.data(mAuthenticator.getSignInResult(mOAuthOrizationUrlString, mUsername, mPassword));
      } catch (final IOException e) {
        return TaskResult.exception(e);
      }
    }

    @Override
    protected void onPostExecute(final TaskResult<SignInResult> result) {
      final Fragment f = mActivity.getFragmentManager().findFragmentByTag(DIALOG_FRAGMENT_TAG);
      if (f instanceof DialogFragment) {
        ((DialogFragment) f).dismiss();
      }
      if (result.data != null) {
        final SignInResult signInResult = result.data;
        if (signInResult.isCallbackUrl()) {
          final Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(signInResult.getCallbackUrl()));
          mActivity.startActivity(intent);
          mActivity.setResult(RESULT_OK);
          mActivity.finish();
        } else if (signInResult.isPinCode()) {
          final Intent intent = new Intent(mActivity, PinCodeActivity.class);
          intent.putExtra(Intent.EXTRA_TEXT, signInResult.getPinCode());
          mActivity.startActivity(intent);
          mActivity.setResult(RESULT_OK);
          mActivity.finish();
        }
      } else if (result.exception != null) {
        result.exception.printStackTrace();
      }
    }

    @Override
    protected void onPreExecute() {
      final ProgressDialogFragment df = ProgressDialogFragment.show(mActivity, DIALOG_FRAGMENT_TAG);
      df.setCancelable(false);
    }

  }

  private static class TaskResult<T> {
    public final T data;
    public final Exception exception;

    TaskResult(final T data, final Exception exception) {
      this.data = data;
      this.exception = exception;
    }

    public static <T> TaskResult<T> data(final T data) {
      return new TaskResult<T>(data, null);
    }

    public static <T> TaskResult<T> exception(final Exception e) {
      return new TaskResult<T>(null, e);
    }
  }

}

Java Source Code List

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