1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.cts.verifier.managedprovisioning; 18 19 import android.app.Activity; 20 import android.app.admin.DevicePolicyManager; 21 import android.content.ActivityNotFoundException; 22 import android.content.ComponentName; 23 import android.content.Context; 24 import android.content.Intent; 25 import android.graphics.Bitmap; 26 import android.graphics.Canvas; 27 import android.graphics.Color; 28 import android.graphics.Paint; 29 import android.graphics.Rect; 30 import android.net.Uri; 31 import android.nfc.NfcAdapter; 32 import android.os.Bundle; 33 import android.os.UserManager; 34 import android.support.v4.content.FileProvider; 35 import android.util.Log; 36 import android.view.View; 37 import android.view.View.OnClickListener; 38 import android.widget.Toast; 39 40 import com.android.cts.verifier.R; 41 42 import java.io.File; 43 import java.io.FileNotFoundException; 44 import java.io.FileOutputStream; 45 46 public class NfcTestActivity extends Activity { 47 private static final String TAG = "NfcTestActivity"; 48 49 /* package */ static final String EXTRA_DISALLOW_BY_POLICY = "disallowByPolicy"; 50 51 private static final String NFC_BEAM_PACKAGE = "com.android.nfc"; 52 private static final String NFC_BEAM_ACTIVITY = "com.android.nfc.BeamShareActivity"; 53 private static final String SAMPLE_IMAGE_FILENAME = "image_to_share.jpg"; 54 private static final String SAMPLE_IMAGE_CONTENT = "sample image"; 55 private static final int MARGIN = 80; 56 private static final int TEXT_SIZE = 200; 57 58 private ComponentName mAdminReceiverComponent; 59 private DevicePolicyManager mDevicePolicyManager; 60 private UserManager mUserMangaer; 61 private NfcAdapter mNfcAdapter; 62 private boolean mDisallowByPolicy; 63 64 @Override 65 protected void onCreate(Bundle savedInstanceState) { 66 super.onCreate(savedInstanceState); 67 setContentView(R.layout.byod_nfc_test_activity); 68 69 mAdminReceiverComponent = new ComponentName(this, DeviceAdminTestReceiver.class.getName()); 70 mDevicePolicyManager = (DevicePolicyManager) getSystemService( 71 Context.DEVICE_POLICY_SERVICE); 72 mUserMangaer = (UserManager) getSystemService(Context.USER_SERVICE); 73 mDisallowByPolicy = getIntent().getBooleanExtra(EXTRA_DISALLOW_BY_POLICY, false); 74 if (mDisallowByPolicy) { 75 mDevicePolicyManager.addUserRestriction(mAdminReceiverComponent, 76 UserManager.DISALLOW_OUTGOING_BEAM); 77 } 78 79 final Uri uri = createUriForImage(SAMPLE_IMAGE_FILENAME, SAMPLE_IMAGE_CONTENT); 80 Uri[] uris = new Uri[] { uri }; 81 82 mNfcAdapter = NfcAdapter.getDefaultAdapter(this); 83 mNfcAdapter.setBeamPushUris(uris, this); 84 85 findViewById(R.id.manual_beam_button).setOnClickListener(new OnClickListener() { 86 @Override 87 public void onClick(View view) { 88 mNfcAdapter.invokeBeam(NfcTestActivity.this); 89 } 90 }); 91 findViewById(R.id.intent_share_button).setOnClickListener(new OnClickListener() { 92 @Override 93 public void onClick(View view) { 94 Intent shareIntent = new Intent(Intent.ACTION_SEND); 95 shareIntent.putExtra(Intent.EXTRA_STREAM, uri); 96 shareIntent.setType("image/jpg"); 97 shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 98 // Specify the package name of NfcBeamActivity so that the tester don't need to 99 // select the activity manually. 100 shareIntent.setClassName(NFC_BEAM_PACKAGE, NFC_BEAM_ACTIVITY); 101 try { 102 startActivity(shareIntent); 103 } catch (ActivityNotFoundException e) { 104 Toast.makeText(NfcTestActivity.this, 105 R.string.provisioning_byod_cannot_resolve_beam_activity, 106 Toast.LENGTH_SHORT).show(); 107 Log.e(TAG, "Nfc beam activity not found", e); 108 } 109 } 110 }); 111 } 112 113 @Override 114 public void finish() { 115 if (mUserMangaer.hasUserRestriction(UserManager.DISALLOW_OUTGOING_BEAM)) { 116 mDevicePolicyManager.clearUserRestriction(mAdminReceiverComponent, 117 UserManager.DISALLOW_OUTGOING_BEAM); 118 } 119 super.finish(); 120 } 121 122 /** 123 * Creates a Bitmap image that contains red on white text with a specified margin. 124 * @param text Text to be displayed in the image. 125 * @return A Bitmap image with the above specification. 126 */ 127 private Bitmap createSampleImage(String text) { 128 Paint paint = new Paint(); 129 paint.setStyle(Paint.Style.FILL); 130 paint.setTextSize(TEXT_SIZE); 131 Rect rect = new Rect(); 132 paint.getTextBounds(text, 0, text.length(), rect); 133 int w = 2 * MARGIN + rect.right - rect.left; 134 int h = 2 * MARGIN + rect.bottom - rect.top; 135 Bitmap dest = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888); 136 Canvas canvas = new Canvas(); 137 canvas.setBitmap(dest); 138 paint.setColor(Color.WHITE); 139 canvas.drawPaint(paint); 140 paint.setColor(Color.RED); 141 canvas.drawText(text, MARGIN - rect.left, MARGIN - rect.top, paint); 142 return dest; 143 } 144 145 private Uri createUriForImage(String name, String text) { 146 final File file = new File(getFilesDir() + File.separator + "images" 147 + File.separator + name); 148 file.getParentFile().mkdirs(); //if the folder doesn't exists it is created 149 try { 150 createSampleImage(text).compress(Bitmap.CompressFormat.JPEG, 100, 151 new FileOutputStream(file)); 152 } catch (FileNotFoundException e) { 153 return null; 154 } 155 return FileProvider.getUriForFile(this, 156 "com.android.cts.verifier.managedprovisioning.fileprovider", file); 157 } 158 } 159
