nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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.nfc.beam; |
| 18 | |
| 19 | import com.android.nfc.R; |
| 20 | |
| 21 | import android.app.Notification; |
nxpandroid | 0fb0a30 | 2017-09-14 11:50:38 +0530 | [diff] [blame] | 22 | import android.app.NotificationChannel; |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 23 | import android.app.NotificationManager; |
| 24 | import android.app.PendingIntent; |
| 25 | import android.app.Notification.Builder; |
| 26 | import android.bluetooth.BluetoothDevice; |
| 27 | import android.content.ContentResolver; |
| 28 | import android.content.Context; |
| 29 | import android.content.Intent; |
| 30 | import android.media.MediaScannerConnection; |
| 31 | import android.net.Uri; |
| 32 | import android.os.Environment; |
| 33 | import android.os.Handler; |
| 34 | import android.os.Looper; |
| 35 | import android.os.Message; |
| 36 | import android.os.SystemClock; |
| 37 | import android.os.UserHandle; |
| 38 | import android.util.Log; |
| 39 | |
| 40 | import java.io.File; |
| 41 | import java.text.SimpleDateFormat; |
| 42 | import java.util.ArrayList; |
| 43 | import java.util.Arrays; |
| 44 | import java.util.Date; |
| 45 | import java.util.HashMap; |
| 46 | import java.util.Locale; |
| 47 | |
nxpandroid | 6fd9cdb | 2017-07-12 18:25:41 +0530 | [diff] [blame] | 48 | import android.support.v4.content.FileProvider; |
| 49 | |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 50 | /** |
| 51 | * A BeamTransferManager object represents a set of files |
| 52 | * that were received through NFC connection handover |
| 53 | * from the same source address. |
| 54 | * |
| 55 | * It manages starting, stopping, and processing the transfer, as well |
| 56 | * as the user visible notification. |
| 57 | * |
| 58 | * For Bluetooth, files are received through OPP, and |
| 59 | * we have no knowledge how many files will be transferred |
| 60 | * as part of a single transaction. |
| 61 | * Hence, a transfer has a notion of being "alive": if |
| 62 | * the last update to a transfer was within WAIT_FOR_NEXT_TRANSFER_MS |
| 63 | * milliseconds, we consider a new file transfer from the |
| 64 | * same source address as part of the same transfer. |
| 65 | * The corresponding URIs will be grouped in a single folder. |
| 66 | * |
| 67 | * @hide |
| 68 | */ |
| 69 | |
| 70 | public class BeamTransferManager implements Handler.Callback, |
| 71 | MediaScannerConnection.OnScanCompletedListener { |
| 72 | interface Callback { |
| 73 | |
| 74 | void onTransferComplete(BeamTransferManager transfer, boolean success); |
| 75 | }; |
| 76 | static final String TAG = "BeamTransferManager"; |
| 77 | |
| 78 | static final Boolean DBG = true; |
| 79 | |
| 80 | // In the states below we still accept new file transfer |
| 81 | static final int STATE_NEW = 0; |
| 82 | static final int STATE_IN_PROGRESS = 1; |
| 83 | static final int STATE_W4_NEXT_TRANSFER = 2; |
| 84 | // In the states below no new files are accepted. |
| 85 | static final int STATE_W4_MEDIA_SCANNER = 3; |
| 86 | static final int STATE_FAILED = 4; |
| 87 | static final int STATE_SUCCESS = 5; |
| 88 | static final int STATE_CANCELLED = 6; |
| 89 | static final int STATE_CANCELLING = 7; |
| 90 | static final int MSG_NEXT_TRANSFER_TIMER = 0; |
| 91 | |
| 92 | static final int MSG_TRANSFER_TIMEOUT = 1; |
| 93 | static final int DATA_LINK_TYPE_BLUETOOTH = 1; |
| 94 | |
| 95 | // We need to receive an update within this time period |
| 96 | // to still consider this transfer to be "alive" (ie |
| 97 | // a reason to keep the handover transport enabled). |
| 98 | static final int ALIVE_CHECK_MS = 20000; |
| 99 | |
| 100 | // The amount of time to wait for a new transfer |
| 101 | // once the current one completes. |
| 102 | static final int WAIT_FOR_NEXT_TRANSFER_MS = 4000; |
| 103 | |
| 104 | static final String BEAM_DIR = "beam"; |
| 105 | |
nxpandroid | 0fb0a30 | 2017-09-14 11:50:38 +0530 | [diff] [blame] | 106 | static final String BEAM_NOTIFICATION_CHANNEL = "beam_notification_channel"; |
| 107 | |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 108 | static final String ACTION_WHITELIST_DEVICE = |
| 109 | "android.btopp.intent.action.WHITELIST_DEVICE"; |
| 110 | |
| 111 | static final String ACTION_STOP_BLUETOOTH_TRANSFER = |
| 112 | "android.btopp.intent.action.STOP_HANDOVER_TRANSFER"; |
| 113 | |
| 114 | final boolean mIncoming; // whether this is an incoming transfer |
| 115 | |
| 116 | final int mTransferId; // Unique ID of this transfer used for notifications |
| 117 | int mBluetoothTransferId; // ID of this transfer in Bluetooth namespace |
| 118 | |
| 119 | final PendingIntent mCancelIntent; |
| 120 | final Context mContext; |
| 121 | final Handler mHandler; |
| 122 | final NotificationManager mNotificationManager; |
| 123 | final BluetoothDevice mRemoteDevice; |
| 124 | final Callback mCallback; |
| 125 | final boolean mRemoteActivating; |
| 126 | |
| 127 | // Variables below are only accessed on the main thread |
| 128 | int mState; |
| 129 | int mCurrentCount; |
| 130 | int mSuccessCount; |
| 131 | int mTotalCount; |
| 132 | int mDataLinkType; |
| 133 | boolean mCalledBack; |
| 134 | Long mLastUpdate; // Last time an event occurred for this transfer |
| 135 | float mProgress; // Progress in range [0..1] |
| 136 | ArrayList<Uri> mUris; // Received uris from transport |
| 137 | ArrayList<String> mTransferMimeTypes; // Mime-types received from transport |
| 138 | Uri[] mOutgoingUris; // URIs to send |
| 139 | ArrayList<String> mPaths; // Raw paths on the filesystem for Beam-stored files |
| 140 | HashMap<String, String> mMimeTypes; // Mime-types associated with each path |
| 141 | HashMap<String, Uri> mMediaUris; // URIs found by the media scanner for each path |
| 142 | int mUrisScanned; |
| 143 | Long mStartTime; |
| 144 | |
| 145 | public BeamTransferManager(Context context, Callback callback, |
| 146 | BeamTransferRecord pendingTransfer, boolean incoming) { |
| 147 | mContext = context; |
| 148 | mCallback = callback; |
| 149 | mRemoteDevice = pendingTransfer.remoteDevice; |
| 150 | mIncoming = incoming; |
| 151 | mTransferId = pendingTransfer.id; |
| 152 | mBluetoothTransferId = -1; |
| 153 | mDataLinkType = pendingTransfer.dataLinkType; |
| 154 | mRemoteActivating = pendingTransfer.remoteActivating; |
| 155 | mStartTime = 0L; |
| 156 | // For incoming transfers, count can be set later |
| 157 | mTotalCount = (pendingTransfer.uris != null) ? pendingTransfer.uris.length : 0; |
| 158 | mLastUpdate = SystemClock.elapsedRealtime(); |
| 159 | mProgress = 0.0f; |
| 160 | mState = STATE_NEW; |
| 161 | mUris = pendingTransfer.uris == null |
| 162 | ? new ArrayList<Uri>() |
| 163 | : new ArrayList<Uri>(Arrays.asList(pendingTransfer.uris)); |
| 164 | mTransferMimeTypes = new ArrayList<String>(); |
| 165 | mMimeTypes = new HashMap<String, String>(); |
| 166 | mPaths = new ArrayList<String>(); |
| 167 | mMediaUris = new HashMap<String, Uri>(); |
| 168 | mCancelIntent = buildCancelIntent(); |
| 169 | mUrisScanned = 0; |
| 170 | mCurrentCount = 0; |
| 171 | mSuccessCount = 0; |
| 172 | mOutgoingUris = pendingTransfer.uris; |
| 173 | mHandler = new Handler(Looper.getMainLooper(), this); |
| 174 | mHandler.sendEmptyMessageDelayed(MSG_TRANSFER_TIMEOUT, ALIVE_CHECK_MS); |
| 175 | mNotificationManager = (NotificationManager) mContext.getSystemService( |
| 176 | Context.NOTIFICATION_SERVICE); |
nxpandroid | 0fb0a30 | 2017-09-14 11:50:38 +0530 | [diff] [blame] | 177 | NotificationChannel notificationChannel = new NotificationChannel( |
| 178 | BEAM_NOTIFICATION_CHANNEL, mContext.getString(R.string.app_name), |
| 179 | NotificationManager.IMPORTANCE_HIGH); |
| 180 | mNotificationManager.createNotificationChannel(notificationChannel); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 181 | } |
| 182 | |
| 183 | void whitelistOppDevice(BluetoothDevice device) { |
| 184 | if (DBG) Log.d(TAG, "Whitelisting " + device + " for BT OPP"); |
| 185 | Intent intent = new Intent(ACTION_WHITELIST_DEVICE); |
Nikhil Chhabra | 327d069 | 2018-01-08 21:30:06 +0530 | [diff] [blame] | 186 | intent.setPackage(mContext.getString(R.string.bluetooth_package)); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 187 | intent.putExtra(BluetoothDevice.EXTRA_DEVICE, device); |
| 188 | mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); |
| 189 | } |
| 190 | |
| 191 | public void start() { |
| 192 | if (mStartTime > 0) { |
| 193 | // already started |
| 194 | return; |
| 195 | } |
| 196 | |
| 197 | mStartTime = System.currentTimeMillis(); |
| 198 | |
| 199 | if (!mIncoming) { |
| 200 | if (mDataLinkType == BeamTransferRecord.DATA_LINK_TYPE_BLUETOOTH) { |
| 201 | new BluetoothOppHandover(mContext, mRemoteDevice, mUris, mRemoteActivating).start(); |
| 202 | } |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | public void updateFileProgress(float progress) { |
| 207 | if (!isRunning()) return; // Ignore when we're no longer running |
| 208 | |
| 209 | mHandler.removeMessages(MSG_NEXT_TRANSFER_TIMER); |
| 210 | |
| 211 | this.mProgress = progress; |
| 212 | |
| 213 | // We're still receiving data from this device - keep it in |
| 214 | // the whitelist for a while longer |
| 215 | if (mIncoming && mRemoteDevice != null) whitelistOppDevice(mRemoteDevice); |
| 216 | |
| 217 | updateStateAndNotification(STATE_IN_PROGRESS); |
| 218 | } |
| 219 | |
| 220 | public synchronized void setBluetoothTransferId(int id) { |
| 221 | if (mBluetoothTransferId == -1 && id != -1) { |
| 222 | mBluetoothTransferId = id; |
| 223 | if (mState == STATE_CANCELLING) { |
| 224 | sendBluetoothCancelIntentAndUpdateState(); |
| 225 | } |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | public void finishTransfer(boolean success, Uri uri, String mimeType) { |
| 230 | if (!isRunning()) return; // Ignore when we're no longer running |
| 231 | |
| 232 | mCurrentCount++; |
| 233 | if (success && uri != null) { |
| 234 | mSuccessCount++; |
| 235 | if (DBG) Log.d(TAG, "Transfer success, uri " + uri + " mimeType " + mimeType); |
| 236 | mProgress = 0.0f; |
| 237 | if (mimeType == null) { |
| 238 | mimeType = MimeTypeUtil.getMimeTypeForUri(mContext, uri); |
| 239 | } |
| 240 | if (mimeType != null) { |
| 241 | mUris.add(uri); |
| 242 | mTransferMimeTypes.add(mimeType); |
| 243 | } else { |
| 244 | if (DBG) Log.d(TAG, "Could not get mimeType for file."); |
| 245 | } |
| 246 | } else { |
| 247 | Log.e(TAG, "Handover transfer failed"); |
| 248 | // Do wait to see if there's another file coming. |
| 249 | } |
| 250 | mHandler.removeMessages(MSG_NEXT_TRANSFER_TIMER); |
| 251 | if (mCurrentCount == mTotalCount) { |
| 252 | if (mIncoming) { |
| 253 | processFiles(); |
| 254 | } else { |
| 255 | updateStateAndNotification(mSuccessCount > 0 ? STATE_SUCCESS : STATE_FAILED); |
| 256 | } |
| 257 | } else { |
| 258 | mHandler.sendEmptyMessageDelayed(MSG_NEXT_TRANSFER_TIMER, WAIT_FOR_NEXT_TRANSFER_MS); |
| 259 | updateStateAndNotification(STATE_W4_NEXT_TRANSFER); |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | public boolean isRunning() { |
nxpandroid | 6fd9cdb | 2017-07-12 18:25:41 +0530 | [diff] [blame] | 264 | if (mState != STATE_NEW && mState != STATE_IN_PROGRESS && mState != STATE_W4_NEXT_TRANSFER |
| 265 | && mState != STATE_CANCELLING) { |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 266 | return false; |
| 267 | } else { |
| 268 | return true; |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | public void setObjectCount(int objectCount) { |
| 273 | mTotalCount = objectCount; |
| 274 | } |
| 275 | |
| 276 | void cancel() { |
| 277 | if (!isRunning()) return; |
| 278 | |
| 279 | // Delete all files received so far |
| 280 | for (Uri uri : mUris) { |
| 281 | File file = new File(uri.getPath()); |
| 282 | if (file.exists()) file.delete(); |
| 283 | } |
| 284 | |
| 285 | if (mBluetoothTransferId != -1) { |
| 286 | // we know the ID, we can cancel immediately |
| 287 | sendBluetoothCancelIntentAndUpdateState(); |
| 288 | } else { |
| 289 | updateStateAndNotification(STATE_CANCELLING); |
| 290 | } |
| 291 | |
| 292 | } |
| 293 | |
| 294 | private void sendBluetoothCancelIntentAndUpdateState() { |
| 295 | Intent cancelIntent = new Intent(ACTION_STOP_BLUETOOTH_TRANSFER); |
Nikhil Chhabra | 327d069 | 2018-01-08 21:30:06 +0530 | [diff] [blame] | 296 | cancelIntent.setPackage(mContext.getString(R.string.bluetooth_package)); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 297 | cancelIntent.putExtra(BeamStatusReceiver.EXTRA_TRANSFER_ID, mBluetoothTransferId); |
| 298 | mContext.sendBroadcast(cancelIntent); |
| 299 | updateStateAndNotification(STATE_CANCELLED); |
| 300 | } |
| 301 | |
| 302 | void updateNotification() { |
nxpandroid | 0fb0a30 | 2017-09-14 11:50:38 +0530 | [diff] [blame] | 303 | Builder notBuilder = new Notification.Builder(mContext, BEAM_NOTIFICATION_CHANNEL); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 304 | notBuilder.setColor(mContext.getResources().getColor( |
| 305 | com.android.internal.R.color.system_notification_accent_color)); |
| 306 | notBuilder.setWhen(mStartTime); |
| 307 | notBuilder.setVisibility(Notification.VISIBILITY_PUBLIC); |
nxpandroid | 0fb0a30 | 2017-09-14 11:50:38 +0530 | [diff] [blame] | 308 | notBuilder.setOnlyAlertOnce(true); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 309 | String beamString; |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 310 | if (mIncoming) { |
| 311 | beamString = mContext.getString(R.string.beam_progress); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 312 | } else { |
| 313 | beamString = mContext.getString(R.string.beam_outgoing); |
| 314 | } |
| 315 | if (mState == STATE_NEW || mState == STATE_IN_PROGRESS || |
| 316 | mState == STATE_W4_NEXT_TRANSFER || mState == STATE_W4_MEDIA_SCANNER) { |
| 317 | notBuilder.setAutoCancel(false); |
| 318 | notBuilder.setSmallIcon(mIncoming ? android.R.drawable.stat_sys_download : |
| 319 | android.R.drawable.stat_sys_upload); |
| 320 | notBuilder.setTicker(beamString); |
| 321 | notBuilder.setContentTitle(beamString); |
| 322 | notBuilder.addAction(R.drawable.ic_menu_cancel_holo_dark, |
| 323 | mContext.getString(R.string.cancel), mCancelIntent); |
| 324 | float progress = 0; |
| 325 | if (mTotalCount > 0) { |
| 326 | float progressUnit = 1.0f / mTotalCount; |
| 327 | progress = (float) mCurrentCount * progressUnit + mProgress * progressUnit; |
| 328 | } |
| 329 | if (mTotalCount > 0 && progress > 0) { |
| 330 | notBuilder.setProgress(100, (int) (100 * progress), false); |
| 331 | } else { |
| 332 | notBuilder.setProgress(100, 0, true); |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 333 | } |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 334 | } else if (mState == STATE_SUCCESS) { |
| 335 | notBuilder.setAutoCancel(true); |
| 336 | notBuilder.setSmallIcon(mIncoming ? android.R.drawable.stat_sys_download_done : |
| 337 | android.R.drawable.stat_sys_upload_done); |
| 338 | notBuilder.setTicker(mContext.getString(R.string.beam_complete)); |
| 339 | notBuilder.setContentTitle(mContext.getString(R.string.beam_complete)); |
| 340 | |
| 341 | if (mIncoming) { |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 342 | notBuilder.setContentText(mContext.getString(R.string.beam_tap_to_view)); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 343 | Intent viewIntent = buildViewIntent(); |
| 344 | PendingIntent contentIntent = PendingIntent.getActivity( |
| 345 | mContext, mTransferId, viewIntent, 0, null); |
| 346 | |
| 347 | notBuilder.setContentIntent(contentIntent); |
| 348 | } |
| 349 | } else if (mState == STATE_FAILED) { |
| 350 | notBuilder.setAutoCancel(false); |
| 351 | notBuilder.setSmallIcon(mIncoming ? android.R.drawable.stat_sys_download_done : |
| 352 | android.R.drawable.stat_sys_upload_done); |
| 353 | notBuilder.setTicker(mContext.getString(R.string.beam_failed)); |
| 354 | notBuilder.setContentTitle(mContext.getString(R.string.beam_failed)); |
| 355 | } else if (mState == STATE_CANCELLED || mState == STATE_CANCELLING) { |
| 356 | notBuilder.setAutoCancel(false); |
| 357 | notBuilder.setSmallIcon(mIncoming ? android.R.drawable.stat_sys_download_done : |
| 358 | android.R.drawable.stat_sys_upload_done); |
| 359 | notBuilder.setTicker(mContext.getString(R.string.beam_canceled)); |
| 360 | notBuilder.setContentTitle(mContext.getString(R.string.beam_canceled)); |
| 361 | } else { |
| 362 | return; |
| 363 | } |
| 364 | |
| 365 | mNotificationManager.notify(null, mTransferId, notBuilder.build()); |
| 366 | } |
| 367 | |
| 368 | void updateStateAndNotification(int newState) { |
| 369 | this.mState = newState; |
| 370 | this.mLastUpdate = SystemClock.elapsedRealtime(); |
| 371 | |
| 372 | mHandler.removeMessages(MSG_TRANSFER_TIMEOUT); |
| 373 | if (isRunning()) { |
| 374 | // Update timeout timer if we're still running |
| 375 | mHandler.sendEmptyMessageDelayed(MSG_TRANSFER_TIMEOUT, ALIVE_CHECK_MS); |
| 376 | } |
| 377 | |
| 378 | updateNotification(); |
| 379 | |
| 380 | if ((mState == STATE_SUCCESS || mState == STATE_FAILED || mState == STATE_CANCELLED) |
| 381 | && !mCalledBack) { |
| 382 | mCalledBack = true; |
| 383 | // Notify that we're done with this transfer |
| 384 | mCallback.onTransferComplete(this, mState == STATE_SUCCESS); |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | void processFiles() { |
| 389 | // Check the amount of files we received in this transfer; |
| 390 | // If more than one, create a separate directory for it. |
| 391 | String extRoot = Environment.getExternalStorageDirectory().getPath(); |
| 392 | File beamPath = new File(extRoot + "/" + BEAM_DIR); |
| 393 | |
| 394 | if (!checkMediaStorage(beamPath) || mUris.size() == 0) { |
| 395 | Log.e(TAG, "Media storage not valid or no uris received."); |
| 396 | updateStateAndNotification(STATE_FAILED); |
| 397 | return; |
| 398 | } |
| 399 | |
| 400 | if (mUris.size() > 1) { |
| 401 | beamPath = generateMultiplePath(extRoot + "/" + BEAM_DIR + "/"); |
| 402 | if (!beamPath.isDirectory() && !beamPath.mkdir()) { |
| 403 | Log.e(TAG, "Failed to create multiple path " + beamPath.toString()); |
| 404 | updateStateAndNotification(STATE_FAILED); |
| 405 | return; |
| 406 | } |
| 407 | } |
| 408 | |
| 409 | for (int i = 0; i < mUris.size(); i++) { |
| 410 | Uri uri = mUris.get(i); |
| 411 | String mimeType = mTransferMimeTypes.get(i); |
| 412 | |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 413 | File srcFile = new File(uri.getPath()); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 414 | |
| 415 | File dstFile = generateUniqueDestination(beamPath.getAbsolutePath(), |
| 416 | uri.getLastPathSegment()); |
| 417 | Log.d(TAG, "Renaming from " + srcFile); |
| 418 | if (!srcFile.renameTo(dstFile)) { |
| 419 | if (DBG) Log.d(TAG, "Failed to rename from " + srcFile + " to " + dstFile); |
| 420 | srcFile.delete(); |
| 421 | return; |
| 422 | } else { |
| 423 | mPaths.add(dstFile.getAbsolutePath()); |
| 424 | mMimeTypes.put(dstFile.getAbsolutePath(), mimeType); |
| 425 | if (DBG) Log.d(TAG, "Did successful rename from " + srcFile + " to " + dstFile); |
| 426 | } |
| 427 | } |
| 428 | |
| 429 | // We can either add files to the media provider, or provide an ACTION_VIEW |
| 430 | // intent to the file directly. We base this decision on the mime type |
| 431 | // of the first file; if it's media the platform can deal with, |
| 432 | // use the media provider, if it's something else, just launch an ACTION_VIEW |
| 433 | // on the file. |
| 434 | String mimeType = mMimeTypes.get(mPaths.get(0)); |
| 435 | if (mimeType.startsWith("image/") || mimeType.startsWith("video/") || |
| 436 | mimeType.startsWith("audio/")) { |
| 437 | String[] arrayPaths = new String[mPaths.size()]; |
| 438 | MediaScannerConnection.scanFile(mContext, mPaths.toArray(arrayPaths), null, this); |
| 439 | updateStateAndNotification(STATE_W4_MEDIA_SCANNER); |
| 440 | } else { |
| 441 | // We're done. |
| 442 | updateStateAndNotification(STATE_SUCCESS); |
| 443 | } |
| 444 | |
| 445 | } |
| 446 | |
| 447 | public boolean handleMessage(Message msg) { |
| 448 | if (msg.what == MSG_NEXT_TRANSFER_TIMER) { |
| 449 | // We didn't receive a new transfer in time, finalize this one |
| 450 | if (mIncoming) { |
| 451 | processFiles(); |
| 452 | } else { |
| 453 | updateStateAndNotification(mSuccessCount > 0 ? STATE_SUCCESS : STATE_FAILED); |
| 454 | } |
| 455 | return true; |
| 456 | } else if (msg.what == MSG_TRANSFER_TIMEOUT) { |
| 457 | // No update on this transfer for a while, fail it. |
| 458 | if (DBG) Log.d(TAG, "Transfer timed out for id: " + Integer.toString(mTransferId)); |
| 459 | updateStateAndNotification(STATE_FAILED); |
| 460 | } |
| 461 | return false; |
| 462 | } |
| 463 | |
| 464 | public synchronized void onScanCompleted(String path, Uri uri) { |
| 465 | if (DBG) Log.d(TAG, "Scan completed, path " + path + " uri " + uri); |
| 466 | if (uri != null) { |
| 467 | mMediaUris.put(path, uri); |
| 468 | } |
| 469 | mUrisScanned++; |
| 470 | if (mUrisScanned == mPaths.size()) { |
| 471 | // We're done |
| 472 | updateStateAndNotification(STATE_SUCCESS); |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | |
| 477 | Intent buildViewIntent() { |
| 478 | if (mPaths.size() == 0) return null; |
| 479 | |
| 480 | Intent viewIntent = new Intent(Intent.ACTION_VIEW); |
| 481 | |
| 482 | String filePath = mPaths.get(0); |
| 483 | Uri mediaUri = mMediaUris.get(filePath); |
| 484 | Uri uri = mediaUri != null ? mediaUri : |
nxpandroid | 6fd9cdb | 2017-07-12 18:25:41 +0530 | [diff] [blame] | 485 | FileProvider.getUriForFile(mContext, "com.google.android.nfc.fileprovider", |
| 486 | new File(filePath)); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 487 | viewIntent.setDataAndTypeAndNormalize(uri, mMimeTypes.get(filePath)); |
nxpandroid | 6fd9cdb | 2017-07-12 18:25:41 +0530 | [diff] [blame] | 488 | viewIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | |
| 489 | Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION); |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 490 | return viewIntent; |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 491 | } |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 492 | |
| 493 | PendingIntent buildCancelIntent() { |
| 494 | Intent intent = new Intent(BeamStatusReceiver.ACTION_CANCEL_HANDOVER_TRANSFER); |
| 495 | intent.putExtra(BeamStatusReceiver.EXTRA_ADDRESS, mRemoteDevice.getAddress()); |
| 496 | intent.putExtra(BeamStatusReceiver.EXTRA_INCOMING, mIncoming ? |
| 497 | BeamStatusReceiver.DIRECTION_INCOMING : BeamStatusReceiver.DIRECTION_OUTGOING); |
| 498 | PendingIntent pi = PendingIntent.getBroadcast(mContext, mTransferId, intent, |
| 499 | PendingIntent.FLAG_ONE_SHOT); |
| 500 | |
| 501 | return pi; |
| 502 | } |
| 503 | |
| 504 | static boolean checkMediaStorage(File path) { |
| 505 | if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) { |
| 506 | if (!path.isDirectory() && !path.mkdir()) { |
| 507 | Log.e(TAG, "Not dir or not mkdir " + path.getAbsolutePath()); |
| 508 | return false; |
| 509 | } |
| 510 | return true; |
| 511 | } else { |
| 512 | Log.e(TAG, "External storage not mounted, can't store file."); |
| 513 | return false; |
| 514 | } |
| 515 | } |
| 516 | |
| 517 | static File generateUniqueDestination(String path, String fileName) { |
| 518 | int dotIndex = fileName.lastIndexOf("."); |
| 519 | String extension = null; |
| 520 | String fileNameWithoutExtension = null; |
| 521 | if (dotIndex < 0) { |
| 522 | extension = ""; |
| 523 | fileNameWithoutExtension = fileName; |
| 524 | } else { |
| 525 | extension = fileName.substring(dotIndex); |
| 526 | fileNameWithoutExtension = fileName.substring(0, dotIndex); |
| 527 | } |
| 528 | File dstFile = new File(path + File.separator + fileName); |
| 529 | int count = 0; |
| 530 | while (dstFile.exists()) { |
| 531 | dstFile = new File(path + File.separator + fileNameWithoutExtension + "-" + |
| 532 | Integer.toString(count) + extension); |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 533 | count++; |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 534 | } |
| 535 | return dstFile; |
| 536 | } |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 537 | |
nxpandroid | 64fd68c | 2015-09-23 16:45:15 +0530 | [diff] [blame] | 538 | static File generateMultiplePath(String beamRoot) { |
| 539 | // Generate a unique directory with the date |
| 540 | String format = "yyyy-MM-dd"; |
| 541 | SimpleDateFormat sdf = new SimpleDateFormat(format, Locale.US); |
| 542 | String newPath = beamRoot + "beam-" + sdf.format(new Date()); |
| 543 | File newFile = new File(newPath); |
| 544 | int count = 0; |
| 545 | while (newFile.exists()) { |
| 546 | newPath = beamRoot + "beam-" + sdf.format(new Date()) + "-" + |
| 547 | Integer.toString(count); |
| 548 | newFile = new File(newPath); |
| 549 | count++; |
| 550 | } |
| 551 | return newFile; |
| 552 | } |
| 553 | } |
nxpandroid | 281eb92 | 2016-08-25 20:27:46 +0530 | [diff] [blame] | 554 | |