From d2e89a2c1aa8f787bc0a296f588295ad1a5f76f2 Mon Sep 17 00:00:00 2001
From: Abyss777 <abyss@fox5.ru>
Date: Wed, 24 Aug 2016 10:46:48 +0500
Subject: - Added speed converting in NotificationFormatter

- Used constants in UnitsConverter
---
 src/org/traccar/helper/UnitsConverter.java         | 21 +++++++++++++++++----
 .../notification/NotificationFormatter.java        | 22 ++++++++++++++++++++--
 2 files changed, 37 insertions(+), 6 deletions(-)

diff --git a/src/org/traccar/helper/UnitsConverter.java b/src/org/traccar/helper/UnitsConverter.java
index fe42d9ee2..4bc7348db 100644
--- a/src/org/traccar/helper/UnitsConverter.java
+++ b/src/org/traccar/helper/UnitsConverter.java
@@ -17,23 +17,36 @@ package org.traccar.helper;
 
 public final class UnitsConverter {
 
+    private static final double KNOTS_TO_KPH_RATIO = 0.539957;
+    private static final double KNOTS_TO_MPH_RATIO = 0.868976;
+    private static final double KNOTS_TO_MPS_RATIO = 1.94384;
+    private static final double KNOTS_TO_CPS_RATIO = 0.0194384449;
+
     private UnitsConverter() {
     }
 
     public static double knotsFromKph(double value) { // km/h
-        return value * 0.539957;
+        return value * KNOTS_TO_KPH_RATIO;
+    }
+
+    public static double kphFromKnots(double value) {
+        return value / KNOTS_TO_KPH_RATIO;
     }
 
     public static double knotsFromMph(double value) {
-        return value * 0.868976;
+        return value * KNOTS_TO_MPH_RATIO;
+    }
+
+    public static double mphFromKnots(double value) {
+        return value / KNOTS_TO_MPH_RATIO;
     }
 
     public static double knotsFromMps(double value) { // m/s
-        return value * 1.94384;
+        return value * KNOTS_TO_MPS_RATIO;
     }
 
     public static double knotsFromCps(double value) { // cm/s
-        return value * 0.0194384449;
+        return value * KNOTS_TO_CPS_RATIO;
     }
 
 }
diff --git a/src/org/traccar/notification/NotificationFormatter.java b/src/org/traccar/notification/NotificationFormatter.java
index 1d5257b4f..fb8019900 100644
--- a/src/org/traccar/notification/NotificationFormatter.java
+++ b/src/org/traccar/notification/NotificationFormatter.java
@@ -15,10 +15,12 @@
  */
 package org.traccar.notification;
 
+import java.text.DecimalFormat;
 import java.util.Formatter;
 import java.util.Locale;
 
 import org.traccar.Context;
+import org.traccar.helper.UnitsConverter;
 import org.traccar.model.Device;
 import org.traccar.model.Event;
 import org.traccar.model.Position;
@@ -55,7 +57,7 @@ public final class NotificationFormatter {
 
     public static final String TITLE_TEMPLATE_TYPE_DEVICE_OVERSPEED = "%1$s: exceeds the speed";
     public static final String MESSAGE_TEMPLATE_TYPE_DEVICE_OVERSPEED = "Device: %1$s%n"
-            + "Exceeds the speed: %5$f%n"
+            + "Exceeds the speed: %5$s%n"
             + "Point: http://www.openstreetmap.org/?mlat=%3$f&mlon=%4$f#map=16/%3$f/%4$f%n"
             + "Time: %2$tc%n";
 
@@ -161,7 +163,7 @@ public final class NotificationFormatter {
                 break;
             case Event.TYPE_DEVICE_OVERSPEED:
                 formatter.format(MESSAGE_TEMPLATE_TYPE_DEVICE_OVERSPEED, device.getName(), position.getFixTime(),
-                        position.getLatitude(), position.getLongitude(), position.getSpeed());
+                        position.getLatitude(), position.getLongitude(), formatSpeed(userId, position.getSpeed()));
                 break;
             case Event.TYPE_GEOFENCE_ENTER:
                 formatter.format(MESSAGE_TEMPLATE_TYPE_GEOFENCE_ENTER, device.getName(), position.getFixTime(),
@@ -194,4 +196,20 @@ public final class NotificationFormatter {
         formatter.close();
         return result;
     }
+
+    private static String formatSpeed(long userId, double speed) {
+        DecimalFormat df = new DecimalFormat("#.##");
+        String result = df.format(speed) + " kn";
+        switch (Context.getPermissionsManager().getUser(userId).getSpeedUnit()) {
+        case "kmh":
+            result = df.format(UnitsConverter.kphFromKnots(speed)) + " km/h";
+            break;
+        case "mph":
+            result = df.format(UnitsConverter.mphFromKnots(speed)) + " mph";
+            break;
+        default:
+            break;
+        }
+        return result;
+    }
 }
-- 
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