/*
* Copyright (c) 2012, Codename One and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Codename One designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Codename One through http://www.codenameone.com/ if you
* need additional information or have any questions.
*/
package com.codename1.analytics;
import com.codename1.io.ConnectionRequest;
import com.codename1.io.Log;
import com.codename1.io.NetworkManager;
import com.codename1.io.Util;
import com.codename1.ui.Display;
import java.io.IOException;
import java.io.InputStream;
/**
* <p>The analytics service allows an application to report its usage, it is seamlessly
* invoked by GUI builder applications if analytics is enabled for your application but can
* work just as well for handcoded apps!</p>
* <p>To enable analytics just use the {@link #init(java.lang.String, java.lang.String)}
* method of the analytics service. For most typical usage you should also invoke the
* {@link #setAppsMode(boolean)} method with {@code true}. If you are
* not using the GUI builder invoke the visit method whenever you would like to log a
* page view event.</p>
*
*
* @author Shai Almog
*/
public class AnalyticsService {
private static AnalyticsService instance;
private static boolean appsMode = false;
/**
* Indicates whether analytics server failures should brodcast an error event
* @return the failSilently
*/
public static boolean isFailSilently() {
return failSilently;
}
/**
* Indicates whether analytics server failures should brodcast an error event
* @param aFailSilently the failSilently to set
*/
public static void setFailSilently(boolean aFailSilently) {
failSilently = aFailSilently;
}
/**
* Apps mode allows improved analytics using the newer google analytics API designed for apps
* @return the appsMode
*/
public static boolean isAppsMode() {
return appsMode;
}
/**
* Apps mode allows improved analytics using the newer google analytics API designed for apps.
* Most developers should invoke this method with {@code true}.
* @param aAppsMode the appsMode to set
*/
public static void setAppsMode(boolean aAppsMode) {
appsMode = aAppsMode;
}
private String agent;
private String domain;
private static boolean failSilently = true;
/**
* Indicates whether analytics is enabled for this application
*
* @return true if analytics is enabled
*/
public static boolean isEnabled() {
return instance != null && instance.isAnalyticsEnabled();
}
/**
* Indicates if the analytics is enabled, subclasses must override this method to process their information
* @return true if analytics is enabled
*/
protected boolean isAnalyticsEnabled() {
return agent != null;
}
/**
* Initializes google analytics for this application
*
* @param agent the google analytics tracking agent
* @param domain a domain to represent your application, commonly you should use your package name as a URL (e.g.
* com.mycompany.myapp should become: myapp.mycompany.com)
*/
public static void init(String agent, String domain) {
if(instance == null) {
instance = new AnalyticsService();
}
instance.agent = agent;
instance.domain = domain;
}
/**
* Allows installing an analytics service other than the default
* @param i the analytics service implementation.
*/
public static void init(AnalyticsService i) {
instance = i;
}
/**
* Sends an asynchronous notice to the server regarding a page in the application being viewed, notice that
* you don't need to append the URL prefix to the page string.
*
* @param page the page viewed
* @param referer the source page
*/
public static void visit(String page, String referer) {
instance.visitPage(page, referer);
}
/**
* Subclasses should override this method to track page visits
* @param page the page visited
* @param referer the page from which the user came
*/
protected void visitPage(String page, String referer) {
if(appsMode) {
// https://developers.google.com/analytics/devguides/collection/protocol/v1/devguide#apptracking
ConnectionRequest req = GetGARequest();
req.addArgument("t", "appview");
req.addArgument("an", Display.getInstance().getProperty("AppName", "Codename One App"));
String version = Display.getInstance().getProperty("AppVersion", "1.0");
req.addArgument("av", version);
req.addArgument("cd", page);
NetworkManager.getInstance().addToQueue(req);
} else {
String url = Display.getInstance().getProperty("cloudServerURL", "https://codename-one.appspot.com/") + "anal";
ConnectionRequest r = new ConnectionRequest();
r.setUrl(url);
r.setPost(false);
r.setFailSilently(failSilently);
r.addArgument("guid", "ON");
r.addArgument("utmac", instance.agent);
r.addArgument("utmn", Integer.toString((int) (System.currentTimeMillis() % 0x7fffffff)));
if(page == null || page.length() == 0) {
page = "-";
}
r.addArgument("utmp", page);
if(referer == null || referer.length() == 0) {
referer = "-";
}
r.addArgument("utmr", referer);
r.addArgument("d", instance.domain);
r.setPriority(ConnectionRequest.PRIORITY_LOW);
NetworkManager.getInstance().addToQueue(r);
}
}
/**
* In apps mode we can send information about an exception to the analytics server
* @param t the exception
* @param message up to 150 character message,
* @param fatal is the exception fatal
*/
public static void sendCrashReport(Throwable t, String message, boolean fatal) {
// https://developers.google.com/analytics/devguides/collection/protocol/v1/devguide#exception
ConnectionRequest req = GetGARequest();
req.addArgument("t", "exception");
System.out.println(message);
req.addArgument("exd", message.substring(0, Math.min(message.length(), 150) - 1));
if(fatal) {
req.addArgument("exf", "1");
} else {
req.addArgument("exf", "0");
}
NetworkManager.getInstance().addToQueue(req);
}
private static ConnectionRequest GetGARequest() {
ConnectionRequest req = new ConnectionRequest();
req.setUrl("https://www.google-analytics.com/collect");
req.setPost(true);
req.setFailSilently(true);
req.addArgument("v", "1");
req.addArgument("tid", instance.agent);
long uniqueId = Log.getUniqueDeviceId();
req.addArgument("cid", String.valueOf(uniqueId));
return req;
}
}