send hash to firebase

app/src/main/java/info/nightscout/androidaps/MainActivity.java

@@ -54,7 +54,7 @@ import info.nightscout.androidaps.plugins.aps.loop.LoopPlugin;
 import info.nightscout.androidaps.plugins.bus.RxBus;
 import info.nightscout.androidaps.plugins.configBuilder.ProfileFunctions;
 import info.nightscout.androidaps.plugins.general.nsclient.data.NSSettingsStatus;
-import info.nightscout.androidaps.plugins.general.versionChecker.VersionCheckerUtilsKt;
+import info.nightscout.androidaps.plugins.constraints.versionChecker.VersionCheckerUtilsKt;
 import info.nightscout.androidaps.setupwizard.SetupWizardActivity;
 import info.nightscout.androidaps.tabs.TabPageAdapter;
 import info.nightscout.androidaps.utils.AndroidPermission;

app/src/main/java/info/nightscout/androidaps/MainApp.java

@@ -49,9 +49,9 @@ import info.nightscout.androidaps.plugins.general.nsclient.receivers.AckAlarmRec
 import info.nightscout.androidaps.plugins.general.nsclient.receivers.DBAccessReceiver;
 import info.nightscout.androidaps.plugins.general.overview.OverviewPlugin;
 import info.nightscout.androidaps.plugins.general.persistentNotification.PersistentNotificationPlugin;
-import info.nightscout.androidaps.plugins.general.signatureVerifier.SignatureVerifier;
+import info.nightscout.androidaps.plugins.constraints.signatureVerifier.SignatureVerifier;
 import info.nightscout.androidaps.plugins.general.smsCommunicator.SmsCommunicatorPlugin;
-import info.nightscout.androidaps.plugins.general.versionChecker.VersionCheckerPlugin;
+import info.nightscout.androidaps.plugins.constraints.versionChecker.VersionCheckerPlugin;
 import info.nightscout.androidaps.plugins.general.wear.WearPlugin;
 import info.nightscout.androidaps.plugins.general.xdripStatusline.StatuslinePlugin;
 import info.nightscout.androidaps.plugins.insulin.InsulinOrefFreePeakPlugin;
@@ -91,7 +91,7 @@ import info.nightscout.androidaps.services.Intents;
 import info.nightscout.androidaps.utils.FabricPrivacy;
 import io.fabric.sdk.android.Fabric;
 
-import static info.nightscout.androidaps.plugins.general.versionChecker.VersionCheckerUtilsKt.triggerCheckVersion;
+import static info.nightscout.androidaps.plugins.constraints.versionChecker.VersionCheckerUtilsKt.triggerCheckVersion;
 
 
 public class MainApp extends Application {

app/src/main/java/info/nightscout/androidaps/plugins/constraints/signatureVerifier/SignatureVerifier.java

@@ -1,4 +1,4 @@
-package info.nightscout.androidaps.plugins.general.signatureVerifier;
+package info.nightscout.androidaps.plugins.constraints.signatureVerifier;
 
 import android.content.pm.PackageManager;
 import android.content.pm.Signature;
@@ -124,14 +124,51 @@ public class SignatureVerifier extends PluginBase implements ConstraintsInterfac
                     }
                 }
             }
-        } catch (PackageManager.NameNotFoundException e) {
+        } catch (PackageManager.NameNotFoundException | NoSuchAlgorithmException e) {
-            log.error("Error in SignatureVerifier", e);
-        } catch (NoSuchAlgorithmException e) {
             log.error("Error in SignatureVerifier", e);
         }
         return false;
     }
 
+    public List<String> shortHashes() {
+        List<String> hashes = new ArrayList<>();
+        try {
+            Signature[] signatures = MainApp.instance().getPackageManager().getPackageInfo(MainApp.instance().getPackageName(), PackageManager.GET_SIGNATURES).signatures;
+            if (signatures != null) {
+                for (Signature signature : signatures) {
+                    MessageDigest digest = MessageDigest.getInstance("SHA256");
+                    byte[] fingerprint = digest.digest(signature.toByteArray());
+                    String hash = Hex.toHexString(fingerprint);
+                    log.debug("Found signature: " + hash);
+                    log.debug("Found signature (short): " + singleCharMap(fingerprint));
+                    hashes.add(singleCharMap(fingerprint));
+                }
+            }
+        } catch (PackageManager.NameNotFoundException | NoSuchAlgorithmException e) {
+            log.error("Error in SignatureVerifier", e);
+        }
+        return hashes;
+    }
+
+    String map = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!\"§$%&/()=?,.-;:_<>|°^`´\\@€*'#+~{}[]¿¡áéíóúàèìòùöäü`ÁÉÍÓÚÀÈÌÒÙÖÄÜßÆÇÊËÎÏԌ۟æçêëîïôœûÿĆČĐŠŽćđšžñΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΠΡ\u03A2ΣΤΥΦΧΨΩαβγδεζηθικλμνξοπρςστυφχψωϨϩϪϫϬϭϮϯϰϱϲϳϴϵ϶ϷϸϹϺϻϼϽϾϿЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗ";
+
+    private String singleCharMap(byte[] array) {
+        StringBuilder sb = new StringBuilder();
+        for (byte b : array) {
+            sb.append(map.charAt(b & 0xFF));
+        }
+        return sb.toString();
+    }
+
+    private String singleCharUnMap(String shortHash) {
+        byte[] array = new byte[shortHash.length()];
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < array.length; i++) {
+            sb.append(String.format("%02x",(int) map.charAt(map.indexOf(shortHash.charAt(i)))));
+        }
+        return sb.toString();
+    }
+
     private boolean shouldDownloadCerts() {
         return System.currentTimeMillis() - SP.getLong(R.string.key_last_revoked_certs_check, 0L) >= UPDATE_INTERVAL;
     }

app/src/main/java/info/nightscout/androidaps/plugins/constraints/versionChecker/VersionCheckerPlugin.kt

@@ -1,4 +1,4 @@
-package info.nightscout.androidaps.plugins.general.versionChecker
+package info.nightscout.androidaps.plugins.constraints.versionChecker
 
 import info.nightscout.androidaps.MainApp
 import info.nightscout.androidaps.R

app/src/main/java/info/nightscout/androidaps/plugins/constraints/versionChecker/VersionCheckerUtils.kt

@@ -1,4 +1,4 @@
-package info.nightscout.androidaps.plugins.general.versionChecker
+package info.nightscout.androidaps.plugins.constraints.versionChecker
 
 import android.content.Context
 import android.net.ConnectivityManager

app/src/main/java/info/nightscout/androidaps/utils/FabricPrivacy.java

@@ -8,10 +8,13 @@ import com.google.firebase.analytics.FirebaseAnalytics;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.List;
+
 import info.nightscout.androidaps.BuildConfig;
 import info.nightscout.androidaps.MainApp;
 import info.nightscout.androidaps.logging.L;
 import info.nightscout.androidaps.plugins.configBuilder.ConfigBuilderPlugin;
+import info.nightscout.androidaps.plugins.constraints.signatureVerifier.SignatureVerifier;
 
 /**
  * Created by jamorham on 21/02/2018.
@@ -112,9 +115,9 @@ public class FabricPrivacy {
 
         String closedLoopEnabled = MainApp.getConstraintChecker().isClosedLoopAllowed().value() ? "CLOSED_LOOP_ENABLED" : "CLOSED_LOOP_DISABLED";
         // Size is limited to 36 chars
-        String remote = BuildConfig.REMOTE
+        String remote = BuildConfig.REMOTE.toLowerCase()
-                .replace("https://","")
+                .replace("https://", "")
-                .replace("http://","")
+                .replace("http://", "")
                 .replace(".git", "")
                 .replace(".com/", ":")
                 .replace(".org/", ":")
@@ -125,6 +128,10 @@ public class FabricPrivacy {
         MainApp.getFirebaseAnalytics().setUserProperty("Version", BuildConfig.VERSION);
         MainApp.getFirebaseAnalytics().setUserProperty("HEAD", BuildConfig.HEAD);
         MainApp.getFirebaseAnalytics().setUserProperty("Remote", remote);
+        List<String> hashes = SignatureVerifier.getPlugin().shortHashes();
+        if (hashes.size() > 1)
+            MainApp.getFirebaseAnalytics().setUserProperty("Hash", hashes.get(0));
+
         if (ConfigBuilderPlugin.getPlugin().getActivePump() != null)
             MainApp.getFirebaseAnalytics().setUserProperty("Pump", ConfigBuilderPlugin.getPlugin().getActivePump().getClass().getSimpleName());
         if (ConfigBuilderPlugin.getPlugin().getActiveAPS() != null)
@@ -137,7 +144,6 @@ public class FabricPrivacy {
             MainApp.getFirebaseAnalytics().setUserProperty("Sensitivity", ConfigBuilderPlugin.getPlugin().getActiveSensitivity().getClass().getSimpleName());
         if (ConfigBuilderPlugin.getPlugin().getActiveInsulin() != null)
             MainApp.getFirebaseAnalytics().setUserProperty("Insulin", ConfigBuilderPlugin.getPlugin().getActiveInsulin().getClass().getSimpleName());
-
     }
 
 }

app/src/test/java/info/nightscout/androidaps/plugins/constraints/versionChecker/VersionCheckerUtilsKtTest.kt

@@ -1,4 +1,4 @@
-package info.nightscout.androidaps.plugins.general.versionChecker
+package info.nightscout.androidaps.plugins.constraints.versionChecker
 
 import info.nightscout.androidaps.MainApp
 import info.nightscout.androidaps.R