Android Open Source - plus1-conversion-android-sdk Plus1 Conversion Tracker

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Copyright (c) 2013, WapStart All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: - Red...

Java Source Code

/**
 * Copyright (c) 2013, Alexander Klestov <a.klestov@co.wapstart.ru>
 * All rights reserved.//from  w w w  .ja  va 2  s.c  o m
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *   * Neither the name of the "Wapstart" nor the names
 *     of its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package ru.wapstart.plus1.conversion.sdk;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.util.Base64;

public final class Plus1ConversionTracker {
  public final class TrackIdNotDefinedException extends Exception {
    private static final long serialVersionUID = -3015095209982953526L;
  }

  public final class CallbackUrlNotDefinedException extends Exception {
    private static final long serialVersionUID = -2570282021275294792L;
  }

  private static final String PREFERENCES_NAME = "Plus1ConversionTracker";
  private static final String PREFERENCES_OPTION_NAME = "firstRun";
  
  private String mConversionUrl = "http://cnv.plus1.wapstart.ru/";
  private Context mContext = null;
  private String mTrackId = null;
  private String mCallbackUrl = null;
  
  public Plus1ConversionTracker(Context context) {
    mContext = context;
  }
  
  public boolean isFirstRun()
  {
    return getPreferences().getBoolean(PREFERENCES_OPTION_NAME, true);
  }
  
  public void run()
    throws TrackIdNotDefinedException, CallbackUrlNotDefinedException
  {
    if (isFirstRun() && isOnline()) {
      String url = getConversionUrl();

      if (url != null) {
        SharedPreferences.Editor editor = getPreferences().edit();
        editor.putBoolean(PREFERENCES_OPTION_NAME, false);
        editor.commit();

        mContext.startActivity(
          new Intent(
            Intent.ACTION_VIEW,
            Uri.parse(url)
          )
        );
      }
    }
  }

  public Plus1ConversionTracker setTrackId(String trackId)
  {
    mTrackId = trackId;

    return this;
  }

  public Plus1ConversionTracker setConversionUrl(String conversionUrl)
  {
    mConversionUrl = conversionUrl;
    
    return this;
  }

  public Plus1ConversionTracker setCallbackUrl(String callbackUrl)
  {
    mCallbackUrl = callbackUrl;

    return this;
  }

  public String getConversionUrl()
    throws TrackIdNotDefinedException, CallbackUrlNotDefinedException
  {
    if (mTrackId == null)
      throw new TrackIdNotDefinedException();

    if (mCallbackUrl == null)
      throw new CallbackUrlNotDefinedException();

    return
      mConversionUrl
      + mTrackId
      + "/?callback="
      + Base64.encodeToString(
        mCallbackUrl.getBytes(),
        Base64.NO_WRAP
      );
  }

  private SharedPreferences getPreferences()
  {
    return
      mContext
        .getApplicationContext()
        .getSharedPreferences(PREFERENCES_NAME, Context.MODE_PRIVATE);
  }

  private boolean isOnline()
  {
    ConnectivityManager connectivityManager =
      (ConnectivityManager) mContext.getApplicationContext()
        .getSystemService(
          Context.CONNECTIVITY_SERVICE
        );
    NetworkInfo netInfo = connectivityManager.getActiveNetworkInfo();

    return (netInfo != null) && netInfo.isConnected();
  }
}

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