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/*
* Copyright (c) 2015. The CyanogenMod Project
*
* 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 com.android.launcher3.stats.external;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.util.Log;
import com.android.launcher3.stats.util.Logger;
/**
* StatsUtil
* <pre>
* Utility for interfacing with CyanogenStats
* </pre>
*/
public class StatsUtil {
// Tag and logging
private static final String TAG = StatsUtil.class.getSimpleName();
// Constants
private static final String KEY_TRACKING_ID = "tracking_id";
private static final String ANALYTIC_INTENT = "com.cyngn.stats.action.SEND_ANALYTIC_EVENT";
private static final String STATS_PACKAGE = "com.cyngn.stats";
/**
* Checks if stats collection is enabled
*
* @param context {@link android.content.Context}
* @return {@link java.lang.Boolean}
* @throws IllegalArgumentException {@link IllegalArgumentException}
*/
public static boolean isStatsCollectionEnabled(Context context)
throws IllegalArgumentException {
return isStatsPackageInstalledAndSystemApp(context);
}
/**
* Checks if the stats package is installed
*
* @param context {@link android.content.Context}
* @return {@link Boolean {@link Boolean {@link Boolean {@link Boolean}}}}
*/
private static boolean isStatsPackageInstalledAndSystemApp(Context context)
throws IllegalArgumentException {
if (context == null) {
throw new IllegalArgumentException("'context' cannot be null!");
}
try {
PackageInfo pi = context.getPackageManager().getPackageInfo(STATS_PACKAGE, 0);
boolean isSystemApp = (pi.applicationInfo.flags &
(ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0;
return pi.applicationInfo.enabled && isSystemApp;
} catch (PackageManager.NameNotFoundException e) {
Log.e(TAG, "stats not found!");
return false;
}
}
/**
* Send an event to CyangenStats
*
* @param context {@link Context} not null
* @param trackingBundle {@link Bundle}
* @throws IllegalArgumentException
*/
public static void sendEvent(Context context, Bundle trackingBundle)
throws IllegalArgumentException {
if (context == null) {
throw new IllegalArgumentException("'context' cannot be null!");
}
if (trackingBundle == null) {
throw new IllegalArgumentException("'trackingBundle' cannot be null!");
}
if (!isStatsCollectionEnabled(context)) {
Logger.logd(TAG, "Stats collection: DISABLED!");
return;
}
Logger.logd(TAG, "Stats collection: ENABLED!");
Intent newIntent = new Intent(ANALYTIC_INTENT);
if (!trackingBundle.containsKey(KEY_TRACKING_ID)) {
Logger.logd(TAG, "No tracking id in bundle");
return;
} else {
if (trackingBundle.containsKey(TrackingBundle.KEY_EVENT_CATEGORY)
&& trackingBundle.containsKey(TrackingBundle.KEY_EVENT_ACTION)) {
Logger.logd(TAG, trackingBundle.toString());
newIntent.putExtras(trackingBundle);
context.sendBroadcast(newIntent);
} else {
Logger.logd(TAG, "Not a valid tracking bundle");
}
}
}
}
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