Android Open Source - TurkcellUpdater_android_sdk Properties

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License

The source code is released under:

Apache License

Java Source Code

/*******************************************************************************
 */*from   w  w w .  ja  va  2s .co m*/
 *  Copyright (C) 2013 Turkcell
 *  
 *  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 tr.com.turkcellteknoloji.turkcellupdater;

import java.security.MessageDigest;
import java.util.HashMap;
import java.util.Map;

import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager.NameNotFoundException;
import android.os.Build.VERSION_CODES;
import android.provider.Settings.Secure;
import android.util.Base64;

/**
 * Represents Device and application properties.
 * Following property values are automatically retrieved:
 * <ul>
 * <li>{@link #KEY_APP_INSTALLER_PACKAGE_NAME}</li>
 * <li>{@link #KEY_APP_PACKAGE_NAME}</li>
 * <li>{@link #KEY_APP_VERSION_CODE}</li>
 * <li>{@link #KEY_APP_VERSION_NAME}</li>
 * <li>{@link #KEY_DEVICE_API_LEVEL}</li>
 * <li>{@link #KEY_DEVICE_BRAND}</li>
 * <li>{@link #KEY_DEVICE_IS_TABLET}</li>
 * <li>{@link #KEY_DEVICE_LANGUAGE}</li>
 * <li>{@link #KEY_DEVICE_MCC}</li>
 * <li>{@link #KEY_DEVICE_MNC}</li>
 * <li>{@link #KEY_DEVICE_MODEL}</li>
 * <li>{@link #KEY_DEVICE_PRODUCT}</li>
 * </ul><br>
 * These values can be overrided by calling {@link #setValue(String, String)} method.
 * Also it is possible to introduce new key-value pairs using {@link #KEY_COSTUM_PREFIX}.
 * @author Ugur Ozmen
 */
public class Properties {
  private final Map<String, String> map;

  /**
   * Package name of application.<br>
   * Example value: "com.sample.app"
   * <br>
   * <strong>Overriding value of this key is not recommended.</strong>
   */
  public static final String KEY_APP_PACKAGE_NAME = "appPackageName";

  /**
   * Version name of application which is defined in AndroidManifest.xml typically in Major.Minor.Revision or Major.Minor format.<br>
   * Example value: "1.0.0".
   */
  public static final String KEY_APP_VERSION_NAME = "appVersionName";

  /**
   * An integer version code of application which is defined in AndroidManifest.xml.<br>
   * Example value: "10".
   */
  public static final String KEY_APP_VERSION_CODE = "appVersionCode";

  /**
   * Package name of application installed current application. Maybe <code>null</code> if not specified.<br>
   * Example value: "com.android.vending" of Google play.
   */
  public static final String KEY_APP_INSTALLER_PACKAGE_NAME = "appInstallerPackageName";

  /**
   * Version code of Android OS. See {@link VERSION_CODES}.<br>
   * Example value: "10" for Android 2.3.3.
   */
  public static final String KEY_DEVICE_API_LEVEL = "deviceApiLevel";

  /**
   * Name of operating system of device.<br>
   * Value: "Android".
   * <br>
   * <strong>Overriding value of this key is not recommended.</strong>
   */
  public static final String KEY_DEVICE_OS_NAME = "deviceOsName";

  /**
   * Version name of operating system of device.<br>
   * Example value: "2.3.3".
   */
  public static final String KEY_DEVICE_OS_VERSION = "deviceOsVersion";

  /**
   * Brand name of device.<br>
   * Example value: "htc_europe" for HTC Wildfire S.
   */
  public static final String KEY_DEVICE_BRAND = "deviceBrand";

  /**
   * Model name of device.<br>
   * Example value: "HTC Wildfire S A510e" for HTC Wildfire S.
   */
  public static final String KEY_DEVICE_MODEL = "deviceModel";

  /**
   * Product name of the device.<br>
   * Example value: "htc_marvel" for HTC Wildfire S.
   */
  public static final String KEY_DEVICE_PRODUCT = "deviceProduct";

  /**
   * "true" if devices is a tablet, otherwise "false". Since there is no clear evidence to determine if an Android device
   * is tablet or not, devices with minimum screen size wider than 600 dpi are considered as tablets.<br>
   * Example values: "true", "false".
   */
  public static final String KEY_DEVICE_IS_TABLET = "deviceIsTablet";

  /**
   * Two letter language code of device
   * (see: <a href="http://en.wikipedia.org/wiki/List_of_ISO_639-1_codes">ISO 639-1</a>).<br>
   * Example values: "en", "tr", "fr".
   */
  public static final String KEY_DEVICE_LANGUAGE = "deviceLanguage";

  /**
   * "x-" is prefix for application defined keys of arbitrary properties.<br>
   * Applications may define and add own custom property key-value pairs for application specific filters.<br>
   * Example values: "x-foo", "x-bar".
   */
  public static final String KEY_COSTUM_PREFIX = "x-";

  /**
   * Mobile country code of device. See <a href="http://en.wikipedia.org/wiki/Mobile_country_code">Mobile country code</a><br>
   * Example value: "286" for Turkey.
   */
  public static final String KEY_DEVICE_MCC = "deviceMcc";

  /**
   * Mobile network code of device. See <a href="http://en.wikipedia.org/wiki/Mobile_country_code">Mobile country code</a><br>
   * Example value: "1" for Turkcell.
   */
  public static final String KEY_DEVICE_MNC = "deviceMnc";

  /**
   * A unique  alphanumeric identifier for device.<br>
   * Example value: "5e5aC2coeO0UuPY/nH/C3DdelqE4MuTkywh2aB9PT84"
   */
  public static final String KEY_DEVICE_ID = "deviceId";

  /**
   * An integer number that is used to define updater version used by application.<br>
   * Example value: "1" for initial version of updater sdk.
   * <br>
   * <strong>Overriding value of this key is not recommended.</strong>
   */
  public static final String KEY_UPDATER_LEVEL = "updaterLevel";

  /**
   * Creates an instance and automatically retrives current device and application properties.
   * To override property values, use {@link #setValue(String, String)} method.
   * @param context current context.
   */
  public Properties(Context context) {
    this(new HashMap<String, String>());
    autoFetch(context);
  }

  Properties(Map<String, String> map) {
    this.map = map;
  }

  void autoFetch(Context context) {
    final PackageInfo packageInfo;
    try {
      packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
    } catch (NameNotFoundException e) {
      return;
    }
    String packageName = packageInfo.packageName;

    setValue(KEY_APP_PACKAGE_NAME, packageName);
    setValue(KEY_APP_VERSION_CODE, Integer.toString(packageInfo.versionCode));
    setValue(KEY_APP_VERSION_NAME, packageInfo.versionName);
    setValue(KEY_APP_INSTALLER_PACKAGE_NAME, context.getPackageManager().getInstallerPackageName(packageName));
    setValue(KEY_DEVICE_BRAND, android.os.Build.BRAND);
    setValue(KEY_DEVICE_PRODUCT, android.os.Build.PRODUCT);
    setValue(KEY_DEVICE_MODEL, android.os.Build.MODEL);
    setValue(KEY_DEVICE_API_LEVEL, Integer.toString(android.os.Build.VERSION.SDK_INT));
    setValue(KEY_DEVICE_IS_TABLET, Boolean.toString(Utilities.isTablet(context)));
    setValue(KEY_DEVICE_LANGUAGE, context.getResources().getConfiguration().locale.getLanguage());
    setValue(KEY_DEVICE_MCC, Integer.toString(context.getResources().getConfiguration().mcc));
    setValue(KEY_DEVICE_MNC, Integer.toString(context.getResources().getConfiguration().mnc));
    setValue(KEY_UPDATER_LEVEL, Integer.toString(Configuration.UPDATER_LEVEL));
    setValue(KEY_DEVICE_OS_NAME, "android");
    setValue(KEY_DEVICE_OS_VERSION, android.os.Build.VERSION.RELEASE);

    String androidId = Secure.getString(context.getContentResolver(), Secure.ANDROID_ID);
    if(!Utilities.isNullOrEmpty(androidId)) {
      try {
        final MessageDigest digest = MessageDigest.getInstance("SHA-256");
        digest.reset();
        androidId = "7c1094d7ea9c4da11d17" + androidId;
        final byte[] ba = digest.digest(androidId.getBytes("UTF-8"));
        androidId = Base64.encodeToString(ba, Base64.NO_CLOSE | Base64.NO_PADDING | Base64.NO_WRAP);
        setValue(KEY_DEVICE_ID, androidId);
      } catch (Exception e) {
        Log.e("couldn't calculate device id hash", e);
      }
    }



  }

  /**
   * Returns value of given <code>key</code>
   * @param key
   * @return value if key is found, otherwise <code>null</code>
   */
  public String getValue(String key) {
    return map.get(key);
  }

  /**
   * Adds or overrides settings
   *
   * @param key
   * @param value
   */
  public void setValue(String key, String value) {
    map.put(key, value);
  }

  /**
   * Returns a {@link Map} containing property keys and values.
   * @return map containing property keys and values.
   */
  public Map<String, String> toMap() {
    return new HashMap<String, String>(map);
  }

}

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