Android Open Source - paperchains Sound Cloud Login Activity

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Back to project page paperchains.

License

The source code is released under:

Apache License

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Java Source Code

/*
 * Copyright (c) 2014 Simon Robinson/* ww w. j a v  a2s .co  m*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package ac.robinson.paperchains;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.ActionBar;
import android.support.v7.app.ActionBarActivity;
import android.view.WindowManager;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import ac.robinson.dualqrscanner.camera.CameraUtilities;

public class SoundCloudLoginActivity extends ActionBarActivity {

  public static final String ACCESS_TOKEN_RESULT = "access_token_result";

  private static final Pattern sAccessTokenPattern = Pattern.compile("access_token=(.*)&");

  @SuppressLint("SetJavaScriptEnabled")
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); // for consistency with main activity
    setContentView(R.layout.soundcloud);

    // for consistency with other activities, and to avoid losing WebView data (no way to save) we don't mind
    // which way the screen is set up, as long as it doesn't rotate
    CameraUtilities.setScreenOrientationFixed(SoundCloudLoginActivity.this);

    // set up action bar
    ActionBar actionBar = getSupportActionBar();
    actionBar.setTitle(R.string.title_activity_soundcloud_login);
    actionBar.setDisplayShowTitleEnabled(true);

    // load soundcloud API login page
    WebView webView = (WebView) findViewById(R.id.web_view);

    WebSettings webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true); // required; SoundCloud uses JavaScript for login
    webSettings.setJavaScriptCanOpenWindowsAutomatically(true); // required; login window is a popup

    SoundCloudWebViewClient webViewClient = new SoundCloudWebViewClient();
    webView.setWebViewClient(webViewClient);
    webView.loadUrl(PaperChainsActivity.SOUNDCLOUD_LOGIN_URL); // TODO: deal with lack of connection
  }

  private class SoundCloudWebViewClient extends WebViewClient {
    @Override
    public boolean shouldOverrideUrlLoading(WebView view, String url) {
      // if the url has an access token we've succeeded; return
      Matcher matcher = sAccessTokenPattern.matcher(url);
      if (url.startsWith(PaperChainsActivity.SOUNDCLOUD_LOGIN_URL) && matcher.find()) {
        String token = matcher.group(1);

        Intent resultIntent = new Intent();
        resultIntent.putExtra(ACCESS_TOKEN_RESULT, token);
        setResult(Activity.RESULT_OK, resultIntent);

        finish();
        return true;
      }
      return super.shouldOverrideUrlLoading(view, url);
    }
  }
}

Java Source Code List