1 files changed, 69 insertions, 9 deletions

diff --git a/src/com/android/nfc/handover/BluetoothOppHandover.java b/src/com/android/nfc/handover/BluetoothOppHandover.java
index 9c1a60d..3f3718f 100644
--- a/src/com/android/nfc/handover/BluetoothOppHandover.java
+++ b/src/com/android/nfc/handover/BluetoothOppHandover.java
@@ -1,13 +1,19 @@
 package com.android.nfc.handover;
 
+import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
+import android.content.BroadcastReceiver;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
+import android.content.IntentFilter;
 import android.net.Uri;
+import android.nfc.NfcAdapter;
 import android.util.Log;
 import android.webkit.MimeTypeMap;
 
+import com.android.nfc.handover.HandoverManager.HandoverPowerManager;
+
 import java.util.ArrayList;
 import java.util.Arrays;
 
@@ -15,27 +21,36 @@ public class BluetoothOppHandover {
     static final String TAG = "BluetoothOppHandover";
     static final boolean D = true;
 
+    static final int STATE_INIT = 0;
+    static final int STATE_TURNING_ON = 1;
+    static final int STATE_COMPLETE = 2;
+
+    public static final String EXTRA_CONNECTION_HANDOVER =
+            "com.android.intent.extra.CONNECTION_HANDOVER";
+
     final Context mContext;
     final BluetoothDevice mDevice;
     final Uri[] mUris;
+    final HandoverPowerManager mHandoverPowerManager;
 
-    public interface Callback {
-        public void onBluetoothOppHandoverComplete();
-    }
+    int mState;
 
-    public BluetoothOppHandover(Context context, BluetoothDevice device,
-            Uri[] uris) {
+    public BluetoothOppHandover(Context context, BluetoothDevice device, Uri[] uris,
+            HandoverPowerManager powerManager) {
         mContext = context;
         mDevice = device;
         mUris = uris;
+        mHandoverPowerManager = powerManager;
+
+        mState = STATE_INIT;
     }
 
-    public String getMimeTypeForUri(Uri uri) {
+    public static String getMimeTypeForUri(Context context, Uri uri) {
         if (uri.getScheme().equals(ContentResolver.SCHEME_CONTENT)) {
-            ContentResolver cr = mContext.getContentResolver();
+            ContentResolver cr = context.getContentResolver();
             return cr.getType(uri);
         } else if (uri.getScheme().equals(ContentResolver.SCHEME_FILE)) {
-            String extension = MimeTypeMap.getFileExtensionFromUrl(uri.getPath());
+            String extension = MimeTypeMap.getFileExtensionFromUrl(uri.getPath()).toLowerCase();
             if (extension != null) {
                 return MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
             } else {
@@ -52,12 +67,33 @@ public class BluetoothOppHandover {
      * to begin the BT sequence. Must be called on Main thread.
      */
     public void start() {
+        IntentFilter filter = new IntentFilter(BluetoothAdapter.ACTION_STATE_CHANGED);
+        mContext.registerReceiver(mReceiver, filter);
+
+        if (!mHandoverPowerManager.isBluetoothEnabled()) {
+           if (mHandoverPowerManager.enableBluetooth()) {
+               mState = STATE_TURNING_ON;
+           } else {
+               // TODO deal with this: toast or tie in to Beam failure?
+           }
+        } else {
+            // BT already enabled
+            sendIntent();
+        }
+    }
+
+    void complete() {
+        mState = STATE_COMPLETE;
+        mContext.unregisterReceiver(mReceiver);
+    }
+
+    void sendIntent() {
         //TODO: either open up BluetoothOppLauncherActivity to all MIME types
         //      or gracefully handle mime types that can't be sent
         Log.d(TAG, "Sending handover intent for " + mDevice.getAddress());
         Intent intent = new Intent();
         intent.setPackage("com.android.bluetooth");
-        String mimeType = getMimeTypeForUri(mUris[0]);
+        String mimeType = getMimeTypeForUri(mContext, mUris[0]);
         Log.d(TAG, "Determined mime type as " + mimeType);
         intent.setType(mimeType);
         intent.putExtra(BluetoothDevice.EXTRA_DEVICE, mDevice);
@@ -69,7 +105,31 @@ public class BluetoothOppHandover {
             intent.setAction(Intent.ACTION_SEND_MULTIPLE);
             intent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, uris);
         }
+        intent.putExtra(EXTRA_CONNECTION_HANDOVER, true);
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         mContext.startActivity(intent);
+
+        complete();
+    }
+
+    void handleIntent(Intent intent) {
+        String action = intent.getAction();
+        if (BluetoothAdapter.ACTION_STATE_CHANGED.equals(action) && mState == STATE_TURNING_ON) {
+            int state = intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.ERROR);
+            if (state == BluetoothAdapter.STATE_ON) {
+                sendIntent();
+            } else if (state == BluetoothAdapter.STATE_OFF) {
+                complete();
+            }
+            return;
+        }
     }
+
+    final BroadcastReceiver mReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            handleIntent(intent);
+        }
+    };
+
 }