Bug 1358117 - Add pref to turn on/off leanplum. r=maliu,sebastian

MozReview-Commit-ID: 8LHvMPSxAdl

--HG--
extra : rebase_source : fb968097e7722ebcfb1245c366f9224c5a57857f

mobile/android/app/mobile.js

@@ -414,6 +414,15 @@ pref("ui.bookmark.mobilefolder.enabled", true);
 pref("ui.bookmark.mobilefolder.enabled", false);
 #endif
 
+#if MOZ_UPDATE_CHANNEL == nightly
+pref("mma.enabled", true);
+#elif MOZ_UPDATE_CHANNEL == beta
+pref("mma.enabled", true);
+#else
+pref("mma.enabled", true);
+#endif
+
+
 pref("ui.touch.radius.enabled", false);
 pref("ui.touch.radius.leftmm", 3);
 pref("ui.touch.radius.topmm", 5);

mobile/android/base/java/org/mozilla/gecko/mma/MmaDelegate.java

@@ -10,18 +10,40 @@ import android.app.Application;
 import android.content.Context;
 
 import org.mozilla.gecko.MmaConstants;
+import org.mozilla.gecko.PrefsHelper;
 
 
 public class MmaDelegate {
 
+    private static final String ENABLE_PREF = "mma.enabled";
+
     private static MmaInterface mmaHelper = MmaConstants.getMma();
 
+    private static final String[] prefs = { ENABLE_PREF };
+
+
     public static void init(Application application) {
-        mmaHelper.init(application);
+        setupPrefHandler(application);
     }
 
-    public void start(Context context) {
-        mmaHelper.start(context);
+    public static void stop() {
+        mmaHelper.stop();
     }
 
+    private static void setupPrefHandler(final Application application) {
+        PrefsHelper.PrefHandler handler = new PrefsHelper.PrefHandlerBase() {
+            @Override
+            public void prefValue(String pref, boolean value) {
+                if (pref.equals(ENABLE_PREF)) {
+                    if (value) {
+                        mmaHelper.init(application);
+                    } else {
+                        mmaHelper.stop();
+                    }
+
+                }
+            }
+        };
+        PrefsHelper.addObserver(prefs, handler);
+    }
 }

mobile/android/base/java/org/mozilla/gecko/mma/MmaInterface.java

@@ -19,4 +19,5 @@ public interface MmaInterface {
 
     void track(String leanplumEvent, double value);
 
+    void stop();
 }

mobile/android/base/java/org/mozilla/gecko/mma/MmaLeanplumImp.java

@@ -49,4 +49,9 @@ public class MmaLeanplumImp implements MmaInterface {
         Leanplum.track(leanplumEvent, value);
 
     }
+
+    @Override
+    public void stop() {
+        Leanplum.stop();
+    }
 }

mobile/android/base/java/org/mozilla/gecko/mma/MmaStubImp.java

@@ -30,4 +30,9 @@ public class MmaStubImp implements MmaInterface {
     public void track(String leanplumEvent, double value) {
 
     }
+
+    @Override
+    public void stop() {
+
+    }
 }

mobile/android/base/java/org/mozilla/gecko/preferences/GeckoPreferences.java

@@ -30,6 +30,7 @@ import org.mozilla.gecko.activitystream.ActivityStream;
 import org.mozilla.gecko.db.BrowserContract.SuggestedSites;
 import org.mozilla.gecko.feeds.FeedService;
 import org.mozilla.gecko.feeds.action.CheckForUpdatesAction;
+import org.mozilla.gecko.mma.MmaDelegate;
 import org.mozilla.gecko.permissions.Permissions;
 import org.mozilla.gecko.restrictions.Restrictable;
 import org.mozilla.gecko.restrictions.Restrictions;
@@ -1197,6 +1198,9 @@ public class GeckoPreferences
         } else if (PREFS_HEALTHREPORT_UPLOAD_ENABLED.equals(prefName)) {
             final Boolean newBooleanValue = (Boolean) newValue;
             AdjustConstants.getAdjustHelper().setEnabled(newBooleanValue);
+            if (!newBooleanValue) {
+                MmaDelegate.stop();
+            }
         } else if (PREFS_GEO_REPORTING.equals(prefName)) {
             if ((Boolean) newValue) {
                 enableStumbler((CheckBoxPreference) preference);

mobile/android/thirdparty/com/leanplum/Leanplum.java

@@ -1021,7 +1021,7 @@ public class Leanplum {
    * Call this to explicitly end the session. This should not be used in most cases, so we won't
    * make it public for now.
    */
-  static void stop() {
+  public static void stop() {
     if (Constants.isNoop()) {
       return;
     }