Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 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 | |
Mike Lockwood | 0cd0136 | 2010-12-30 11:54:33 -0500 | [diff] [blame] | 17 | package android.mtp; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 18 | |
| 19 | import android.content.Context; |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 20 | import android.content.ContentValues; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 21 | import android.content.IContentProvider; |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 22 | import android.content.Intent; |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 23 | import android.content.SharedPreferences; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 24 | import android.database.Cursor; |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 25 | import android.database.sqlite.SQLiteDatabase; |
Mike Lockwood | 0cd0136 | 2010-12-30 11:54:33 -0500 | [diff] [blame] | 26 | import android.media.MediaScanner; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 27 | import android.net.Uri; |
Mike Lockwood | 2b5f9ad | 2010-10-29 19:16:27 -0400 | [diff] [blame] | 28 | import android.os.Environment; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 29 | import android.os.RemoteException; |
Mike Lockwood | a315605 | 2010-11-20 12:28:27 -0500 | [diff] [blame] | 30 | import android.provider.MediaStore; |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 31 | import android.provider.MediaStore.Audio; |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 32 | import android.provider.MediaStore.Files; |
Mike Lockwood | ae078f7 | 2010-09-26 12:35:51 -0400 | [diff] [blame] | 33 | import android.provider.MediaStore.Images; |
| 34 | import android.provider.MediaStore.MediaColumns; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 35 | import android.util.Log; |
Mike Lockwood | ea93fa1 | 2010-12-07 10:41:35 -0800 | [diff] [blame] | 36 | import android.view.Display; |
| 37 | import android.view.WindowManager; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 38 | |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 39 | import java.io.File; |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 40 | import java.util.HashMap; |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 41 | |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 42 | /** |
| 43 | * {@hide} |
| 44 | */ |
| 45 | public class MtpDatabase { |
| 46 | |
| 47 | private static final String TAG = "MtpDatabase"; |
| 48 | |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 49 | private final Context mContext; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 50 | private final IContentProvider mMediaProvider; |
| 51 | private final String mVolumeName; |
| 52 | private final Uri mObjectsUri; |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 53 | private final String mMediaStoragePath; // path to primary storage |
| 54 | private final HashMap<String, MtpStorage> mStorageMap = new HashMap<String, MtpStorage>(); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 55 | |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 56 | // cached property groups for single properties |
| 57 | private final HashMap<Integer, MtpPropertyGroup> mPropertyGroupsByProperty |
| 58 | = new HashMap<Integer, MtpPropertyGroup>(); |
| 59 | |
| 60 | // cached property groups for all properties for a given format |
| 61 | private final HashMap<Integer, MtpPropertyGroup> mPropertyGroupsByFormat |
| 62 | = new HashMap<Integer, MtpPropertyGroup>(); |
| 63 | |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 64 | // true if the database has been modified in the current MTP session |
| 65 | private boolean mDatabaseModified; |
| 66 | |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 67 | // SharedPreferences for writable MTP device properties |
| 68 | private SharedPreferences mDeviceProperties; |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 69 | private static final int DEVICE_PROPERTIES_DATABASE_VERSION = 1; |
| 70 | |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 71 | private static final String[] ID_PROJECTION = new String[] { |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 72 | Files.FileColumns._ID, // 0 |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 73 | }; |
Mike Lockwood | 6a6a3af | 2010-10-12 14:19:51 -0400 | [diff] [blame] | 74 | private static final String[] PATH_PROJECTION = new String[] { |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 75 | Files.FileColumns._ID, // 0 |
| 76 | Files.FileColumns.DATA, // 1 |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 77 | }; |
Mike Lockwood | 365e03e | 2010-12-08 16:08:01 -0800 | [diff] [blame] | 78 | private static final String[] PATH_SIZE_FORMAT_PROJECTION = new String[] { |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 79 | Files.FileColumns._ID, // 0 |
| 80 | Files.FileColumns.DATA, // 1 |
| 81 | Files.FileColumns.SIZE, // 2 |
Mike Lockwood | 365e03e | 2010-12-08 16:08:01 -0800 | [diff] [blame] | 82 | Files.FileColumns.FORMAT, // 3 |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 83 | }; |
| 84 | private static final String[] OBJECT_INFO_PROJECTION = new String[] { |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 85 | Files.FileColumns._ID, // 0 |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 86 | Files.FileColumns.STORAGE_ID, // 1 |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 87 | Files.FileColumns.FORMAT, // 2 |
| 88 | Files.FileColumns.PARENT, // 3 |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 89 | Files.FileColumns.DATA, // 4 |
| 90 | Files.FileColumns.SIZE, // 5 |
| 91 | Files.FileColumns.DATE_MODIFIED, // 6 |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 92 | }; |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 93 | private static final String ID_WHERE = Files.FileColumns._ID + "=?"; |
Mike Lockwood | bafca21 | 2010-12-13 21:50:09 -0800 | [diff] [blame] | 94 | private static final String PATH_WHERE = Files.FileColumns.DATA + "=?"; |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 95 | private static final String PARENT_WHERE = Files.FileColumns.PARENT + "=?"; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 96 | private static final String PARENT_FORMAT_WHERE = PARENT_WHERE + " AND " |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 97 | + Files.FileColumns.FORMAT + "=?"; |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 98 | private static final String PARENT_STORAGE_WHERE = PARENT_WHERE + " AND " |
| 99 | + Files.FileColumns.STORAGE_ID + "=?"; |
| 100 | private static final String PARENT_STORAGE_FORMAT_WHERE = PARENT_STORAGE_WHERE + " AND " |
| 101 | + Files.FileColumns.FORMAT + "=?"; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 102 | |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 103 | private final MediaScanner mMediaScanner; |
| 104 | |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 105 | static { |
| 106 | System.loadLibrary("media_jni"); |
| 107 | } |
| 108 | |
Mike Lockwood | 0178856 | 2010-10-11 11:22:19 -0400 | [diff] [blame] | 109 | public MtpDatabase(Context context, String volumeName, String storagePath) { |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 110 | native_setup(); |
| 111 | |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 112 | mContext = context; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 113 | mMediaProvider = context.getContentResolver().acquireProvider("media"); |
| 114 | mVolumeName = volumeName; |
Mike Lockwood | 0178856 | 2010-10-11 11:22:19 -0400 | [diff] [blame] | 115 | mMediaStoragePath = storagePath; |
Mike Lockwood | 8490e66 | 2010-09-09 14:16:22 -0400 | [diff] [blame] | 116 | mObjectsUri = Files.getMtpObjectsUri(volumeName); |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 117 | mMediaScanner = new MediaScanner(context); |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 118 | initDeviceProperties(context); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | @Override |
Mike Lockwood | dbead32 | 2010-08-30 09:27:55 -0400 | [diff] [blame] | 122 | protected void finalize() throws Throwable { |
| 123 | try { |
| 124 | native_finalize(); |
Mike Lockwood | dbead32 | 2010-08-30 09:27:55 -0400 | [diff] [blame] | 125 | } finally { |
| 126 | super.finalize(); |
| 127 | } |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 128 | } |
| 129 | |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 130 | public void addStorage(MtpStorage storage) { |
| 131 | mStorageMap.put(storage.getPath(), storage); |
| 132 | } |
| 133 | |
| 134 | public void removeStorage(MtpStorage storage) { |
| 135 | mStorageMap.remove(storage.getPath()); |
| 136 | } |
| 137 | |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 138 | private void initDeviceProperties(Context context) { |
| 139 | final String devicePropertiesName = "device-properties"; |
| 140 | mDeviceProperties = context.getSharedPreferences(devicePropertiesName, Context.MODE_PRIVATE); |
| 141 | File databaseFile = context.getDatabasePath(devicePropertiesName); |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 142 | |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 143 | if (databaseFile.exists()) { |
| 144 | // for backward compatibility - read device properties from sqlite database |
| 145 | // and migrate them to shared prefs |
| 146 | SQLiteDatabase db = null; |
| 147 | Cursor c = null; |
| 148 | try { |
| 149 | db = context.openOrCreateDatabase("device-properties", Context.MODE_PRIVATE, null); |
| 150 | if (db != null) { |
| 151 | c = db.query("properties", new String[] { "_id", "code", "value" }, |
| 152 | null, null, null, null, null); |
| 153 | if (c != null) { |
| 154 | SharedPreferences.Editor e = mDeviceProperties.edit(); |
| 155 | while (c.moveToNext()) { |
| 156 | String name = c.getString(1); |
| 157 | String value = c.getString(2); |
| 158 | e.putString(name, value); |
| 159 | } |
| 160 | e.commit(); |
| 161 | } |
| 162 | } |
| 163 | } catch (Exception e) { |
| 164 | Log.e(TAG, "failed to migrate device properties", e); |
| 165 | } finally { |
| 166 | if (c != null) c.close(); |
| 167 | if (db != null) db.close(); |
| 168 | } |
| 169 | databaseFile.delete(); |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 170 | } |
| 171 | } |
| 172 | |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 173 | private int beginSendObject(String path, int format, int parent, |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 174 | int storageId, long size, long modified) { |
Mike Lockwood | bafca21 | 2010-12-13 21:50:09 -0800 | [diff] [blame] | 175 | // first make sure the object does not exist |
| 176 | if (path != null) { |
| 177 | Cursor c = null; |
| 178 | try { |
| 179 | c = mMediaProvider.query(mObjectsUri, ID_PROJECTION, PATH_WHERE, |
| 180 | new String[] { path }, null); |
| 181 | if (c != null && c.getCount() > 0) { |
| 182 | Log.w(TAG, "file already exists in beginSendObject: " + path); |
| 183 | return -1; |
| 184 | } |
| 185 | } catch (RemoteException e) { |
| 186 | Log.e(TAG, "RemoteException in beginSendObject", e); |
| 187 | } finally { |
| 188 | if (c != null) { |
| 189 | c.close(); |
| 190 | } |
| 191 | } |
| 192 | } |
| 193 | |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 194 | mDatabaseModified = true; |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 195 | ContentValues values = new ContentValues(); |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 196 | values.put(Files.FileColumns.DATA, path); |
| 197 | values.put(Files.FileColumns.FORMAT, format); |
| 198 | values.put(Files.FileColumns.PARENT, parent); |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 199 | values.put(Files.FileColumns.STORAGE_ID, storageId); |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 200 | values.put(Files.FileColumns.SIZE, size); |
| 201 | values.put(Files.FileColumns.DATE_MODIFIED, modified); |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 202 | |
| 203 | try { |
| 204 | Uri uri = mMediaProvider.insert(mObjectsUri, values); |
| 205 | if (uri != null) { |
| 206 | return Integer.parseInt(uri.getPathSegments().get(2)); |
| 207 | } else { |
| 208 | return -1; |
| 209 | } |
| 210 | } catch (RemoteException e) { |
| 211 | Log.e(TAG, "RemoteException in beginSendObject", e); |
| 212 | return -1; |
| 213 | } |
| 214 | } |
| 215 | |
Mike Lockwood | 7a0bd17 | 2011-01-18 11:06:19 -0800 | [diff] [blame] | 216 | private void endSendObject(String path, int handle, int format, boolean succeeded) { |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 217 | if (succeeded) { |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 218 | // handle abstract playlists separately |
| 219 | // they do not exist in the file system so don't use the media scanner here |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 220 | if (format == MtpConstants.FORMAT_ABSTRACT_AV_PLAYLIST) { |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 221 | // extract name from path |
| 222 | String name = path; |
| 223 | int lastSlash = name.lastIndexOf('/'); |
| 224 | if (lastSlash >= 0) { |
| 225 | name = name.substring(lastSlash + 1); |
| 226 | } |
Mike Lockwood | 8cc6eb1 | 2011-01-18 13:13:05 -0800 | [diff] [blame] | 227 | // strip trailing ".pla" from the name |
| 228 | if (name.endsWith(".pla")) { |
| 229 | name = name.substring(0, name.length() - 4); |
| 230 | } |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 231 | |
| 232 | ContentValues values = new ContentValues(1); |
| 233 | values.put(Audio.Playlists.DATA, path); |
| 234 | values.put(Audio.Playlists.NAME, name); |
Mike Lockwood | 0b58c19 | 2010-11-17 15:42:09 -0500 | [diff] [blame] | 235 | values.put(Files.FileColumns.FORMAT, format); |
Mike Lockwood | 8ed67ac | 2011-01-18 13:27:25 -0800 | [diff] [blame] | 236 | values.put(Files.FileColumns.DATE_MODIFIED, System.currentTimeMillis() / 1000); |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 237 | values.put(MediaColumns.MEDIA_SCANNER_NEW_OBJECT_ID, handle); |
| 238 | try { |
| 239 | Uri uri = mMediaProvider.insert(Audio.Playlists.EXTERNAL_CONTENT_URI, values); |
| 240 | } catch (RemoteException e) { |
| 241 | Log.e(TAG, "RemoteException in endSendObject", e); |
| 242 | } |
| 243 | } else { |
Mike Lockwood | c37255d | 2010-09-10 14:47:36 -0400 | [diff] [blame] | 244 | mMediaScanner.scanMtpFile(path, mVolumeName, handle, format); |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 245 | } |
Mike Lockwood | d815f79 | 2010-07-12 08:49:01 -0400 | [diff] [blame] | 246 | } else { |
| 247 | deleteFile(handle); |
| 248 | } |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 249 | } |
| 250 | |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 251 | private Cursor createObjectQuery(int storageID, int format, int parent) throws RemoteException { |
| 252 | if (storageID != 0) { |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 253 | if (format != 0) { |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 254 | return mMediaProvider.query(mObjectsUri, ID_PROJECTION, |
| 255 | PARENT_STORAGE_FORMAT_WHERE, |
| 256 | new String[] { Integer.toString(parent), Integer.toString(storageID), |
| 257 | Integer.toString(format) }, null); |
| 258 | } else { |
| 259 | return mMediaProvider.query(mObjectsUri, ID_PROJECTION, |
| 260 | PARENT_STORAGE_WHERE, new String[] |
| 261 | { Integer.toString(parent), Integer.toString(storageID) }, null); |
| 262 | } |
| 263 | } else { |
| 264 | if (format != 0) { |
| 265 | return mMediaProvider.query(mObjectsUri, ID_PROJECTION, |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 266 | PARENT_FORMAT_WHERE, |
| 267 | new String[] { Integer.toString(parent), Integer.toString(format) }, |
| 268 | null); |
| 269 | } else { |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 270 | return mMediaProvider.query(mObjectsUri, ID_PROJECTION, |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 271 | PARENT_WHERE, new String[] { Integer.toString(parent) }, null); |
| 272 | } |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 273 | } |
| 274 | } |
| 275 | |
| 276 | private int[] getObjectList(int storageID, int format, int parent) { |
| 277 | Cursor c = null; |
| 278 | try { |
| 279 | c = createObjectQuery(storageID, format, parent); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 280 | if (c == null) { |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 281 | return null; |
| 282 | } |
| 283 | int count = c.getCount(); |
| 284 | if (count > 0) { |
| 285 | int[] result = new int[count]; |
| 286 | for (int i = 0; i < count; i++) { |
| 287 | c.moveToNext(); |
| 288 | result[i] = c.getInt(0); |
| 289 | } |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 290 | return result; |
| 291 | } |
| 292 | } catch (RemoteException e) { |
| 293 | Log.e(TAG, "RemoteException in getObjectList", e); |
| 294 | } finally { |
| 295 | if (c != null) { |
| 296 | c.close(); |
| 297 | } |
| 298 | } |
| 299 | return null; |
| 300 | } |
| 301 | |
Mike Lockwood | 7a047c8 | 2010-08-02 10:52:20 -0400 | [diff] [blame] | 302 | private int getNumObjects(int storageID, int format, int parent) { |
Mike Lockwood | 7a047c8 | 2010-08-02 10:52:20 -0400 | [diff] [blame] | 303 | Cursor c = null; |
| 304 | try { |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 305 | c = createObjectQuery(storageID, format, parent); |
Mike Lockwood | 7a047c8 | 2010-08-02 10:52:20 -0400 | [diff] [blame] | 306 | if (c != null) { |
| 307 | return c.getCount(); |
| 308 | } |
| 309 | } catch (RemoteException e) { |
| 310 | Log.e(TAG, "RemoteException in getNumObjects", e); |
| 311 | } finally { |
| 312 | if (c != null) { |
| 313 | c.close(); |
| 314 | } |
| 315 | } |
| 316 | return -1; |
| 317 | } |
| 318 | |
Mike Lockwood | 4b322ce | 2010-08-10 07:37:50 -0400 | [diff] [blame] | 319 | private int[] getSupportedPlaybackFormats() { |
| 320 | return new int[] { |
Mike Lockwood | e521169 | 2010-09-08 13:50:45 -0400 | [diff] [blame] | 321 | // allow transfering arbitrary files |
| 322 | MtpConstants.FORMAT_UNDEFINED, |
Mike Lockwood | 12b8a99 | 2010-09-23 21:33:29 -0400 | [diff] [blame] | 323 | |
Mike Lockwood | 792ec84 | 2010-09-09 15:30:10 -0400 | [diff] [blame] | 324 | MtpConstants.FORMAT_ASSOCIATION, |
Mike Lockwood | 12b8a99 | 2010-09-23 21:33:29 -0400 | [diff] [blame] | 325 | MtpConstants.FORMAT_TEXT, |
| 326 | MtpConstants.FORMAT_HTML, |
| 327 | MtpConstants.FORMAT_WAV, |
| 328 | MtpConstants.FORMAT_MP3, |
| 329 | MtpConstants.FORMAT_MPEG, |
| 330 | MtpConstants.FORMAT_EXIF_JPEG, |
| 331 | MtpConstants.FORMAT_TIFF_EP, |
| 332 | MtpConstants.FORMAT_GIF, |
| 333 | MtpConstants.FORMAT_JFIF, |
| 334 | MtpConstants.FORMAT_PNG, |
| 335 | MtpConstants.FORMAT_TIFF, |
| 336 | MtpConstants.FORMAT_WMA, |
| 337 | MtpConstants.FORMAT_OGG, |
| 338 | MtpConstants.FORMAT_AAC, |
| 339 | MtpConstants.FORMAT_MP4_CONTAINER, |
| 340 | MtpConstants.FORMAT_MP2, |
| 341 | MtpConstants.FORMAT_3GP_CONTAINER, |
Mike Lockwood | 792ec84 | 2010-09-09 15:30:10 -0400 | [diff] [blame] | 342 | MtpConstants.FORMAT_ABSTRACT_AV_PLAYLIST, |
Mike Lockwood | 12b8a99 | 2010-09-23 21:33:29 -0400 | [diff] [blame] | 343 | MtpConstants.FORMAT_WPL_PLAYLIST, |
| 344 | MtpConstants.FORMAT_M3U_PLAYLIST, |
| 345 | MtpConstants.FORMAT_PLS_PLAYLIST, |
| 346 | MtpConstants.FORMAT_XML_DOCUMENT, |
Glenn Kasten | f9f223e | 2011-01-13 11:17:00 -0800 | [diff] [blame] | 347 | MtpConstants.FORMAT_FLAC, |
Mike Lockwood | 4b322ce | 2010-08-10 07:37:50 -0400 | [diff] [blame] | 348 | }; |
| 349 | } |
| 350 | |
| 351 | private int[] getSupportedCaptureFormats() { |
| 352 | // no capture formats yet |
| 353 | return null; |
| 354 | } |
| 355 | |
Mike Lockwood | ae078f7 | 2010-09-26 12:35:51 -0400 | [diff] [blame] | 356 | static final int[] FILE_PROPERTIES = { |
| 357 | // NOTE must match beginning of AUDIO_PROPERTIES, VIDEO_PROPERTIES |
| 358 | // and IMAGE_PROPERTIES below |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 359 | MtpConstants.PROPERTY_STORAGE_ID, |
| 360 | MtpConstants.PROPERTY_OBJECT_FORMAT, |
Mike Lockwood | d3bfecb | 2010-09-23 23:04:28 -0400 | [diff] [blame] | 361 | MtpConstants.PROPERTY_PROTECTION_STATUS, |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 362 | MtpConstants.PROPERTY_OBJECT_SIZE, |
| 363 | MtpConstants.PROPERTY_OBJECT_FILE_NAME, |
Mike Lockwood | d3bfecb | 2010-09-23 23:04:28 -0400 | [diff] [blame] | 364 | MtpConstants.PROPERTY_DATE_MODIFIED, |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 365 | MtpConstants.PROPERTY_PARENT_OBJECT, |
Mike Lockwood | d3bfecb | 2010-09-23 23:04:28 -0400 | [diff] [blame] | 366 | MtpConstants.PROPERTY_PERSISTENT_UID, |
| 367 | MtpConstants.PROPERTY_NAME, |
Mike Lockwood | ae078f7 | 2010-09-26 12:35:51 -0400 | [diff] [blame] | 368 | MtpConstants.PROPERTY_DATE_ADDED, |
| 369 | }; |
| 370 | |
| 371 | static final int[] AUDIO_PROPERTIES = { |
| 372 | // NOTE must match FILE_PROPERTIES above |
| 373 | MtpConstants.PROPERTY_STORAGE_ID, |
| 374 | MtpConstants.PROPERTY_OBJECT_FORMAT, |
| 375 | MtpConstants.PROPERTY_PROTECTION_STATUS, |
| 376 | MtpConstants.PROPERTY_OBJECT_SIZE, |
| 377 | MtpConstants.PROPERTY_OBJECT_FILE_NAME, |
| 378 | MtpConstants.PROPERTY_DATE_MODIFIED, |
| 379 | MtpConstants.PROPERTY_PARENT_OBJECT, |
| 380 | MtpConstants.PROPERTY_PERSISTENT_UID, |
| 381 | MtpConstants.PROPERTY_NAME, |
| 382 | MtpConstants.PROPERTY_DISPLAY_NAME, |
| 383 | MtpConstants.PROPERTY_DATE_ADDED, |
| 384 | |
| 385 | // audio specific properties |
| 386 | MtpConstants.PROPERTY_ARTIST, |
| 387 | MtpConstants.PROPERTY_ALBUM_NAME, |
| 388 | MtpConstants.PROPERTY_ALBUM_ARTIST, |
| 389 | MtpConstants.PROPERTY_TRACK, |
| 390 | MtpConstants.PROPERTY_ORIGINAL_RELEASE_DATE, |
| 391 | MtpConstants.PROPERTY_DURATION, |
| 392 | MtpConstants.PROPERTY_GENRE, |
| 393 | MtpConstants.PROPERTY_COMPOSER, |
| 394 | }; |
| 395 | |
| 396 | static final int[] VIDEO_PROPERTIES = { |
| 397 | // NOTE must match FILE_PROPERTIES above |
| 398 | MtpConstants.PROPERTY_STORAGE_ID, |
| 399 | MtpConstants.PROPERTY_OBJECT_FORMAT, |
| 400 | MtpConstants.PROPERTY_PROTECTION_STATUS, |
| 401 | MtpConstants.PROPERTY_OBJECT_SIZE, |
| 402 | MtpConstants.PROPERTY_OBJECT_FILE_NAME, |
| 403 | MtpConstants.PROPERTY_DATE_MODIFIED, |
| 404 | MtpConstants.PROPERTY_PARENT_OBJECT, |
| 405 | MtpConstants.PROPERTY_PERSISTENT_UID, |
| 406 | MtpConstants.PROPERTY_NAME, |
| 407 | MtpConstants.PROPERTY_DISPLAY_NAME, |
| 408 | MtpConstants.PROPERTY_DATE_ADDED, |
| 409 | |
| 410 | // video specific properties |
| 411 | MtpConstants.PROPERTY_ARTIST, |
| 412 | MtpConstants.PROPERTY_ALBUM_NAME, |
| 413 | MtpConstants.PROPERTY_DURATION, |
| 414 | MtpConstants.PROPERTY_DESCRIPTION, |
| 415 | }; |
| 416 | |
| 417 | static final int[] IMAGE_PROPERTIES = { |
| 418 | // NOTE must match FILE_PROPERTIES above |
| 419 | MtpConstants.PROPERTY_STORAGE_ID, |
| 420 | MtpConstants.PROPERTY_OBJECT_FORMAT, |
| 421 | MtpConstants.PROPERTY_PROTECTION_STATUS, |
| 422 | MtpConstants.PROPERTY_OBJECT_SIZE, |
| 423 | MtpConstants.PROPERTY_OBJECT_FILE_NAME, |
| 424 | MtpConstants.PROPERTY_DATE_MODIFIED, |
| 425 | MtpConstants.PROPERTY_PARENT_OBJECT, |
| 426 | MtpConstants.PROPERTY_PERSISTENT_UID, |
| 427 | MtpConstants.PROPERTY_NAME, |
| 428 | MtpConstants.PROPERTY_DISPLAY_NAME, |
| 429 | MtpConstants.PROPERTY_DATE_ADDED, |
| 430 | |
| 431 | // image specific properties |
| 432 | MtpConstants.PROPERTY_DESCRIPTION, |
| 433 | }; |
| 434 | |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 435 | static final int[] ALL_PROPERTIES = { |
| 436 | // NOTE must match FILE_PROPERTIES above |
| 437 | MtpConstants.PROPERTY_STORAGE_ID, |
| 438 | MtpConstants.PROPERTY_OBJECT_FORMAT, |
| 439 | MtpConstants.PROPERTY_PROTECTION_STATUS, |
| 440 | MtpConstants.PROPERTY_OBJECT_SIZE, |
| 441 | MtpConstants.PROPERTY_OBJECT_FILE_NAME, |
| 442 | MtpConstants.PROPERTY_DATE_MODIFIED, |
| 443 | MtpConstants.PROPERTY_PARENT_OBJECT, |
| 444 | MtpConstants.PROPERTY_PERSISTENT_UID, |
| 445 | MtpConstants.PROPERTY_NAME, |
| 446 | MtpConstants.PROPERTY_DISPLAY_NAME, |
| 447 | MtpConstants.PROPERTY_DATE_ADDED, |
| 448 | |
| 449 | // image specific properties |
| 450 | MtpConstants.PROPERTY_DESCRIPTION, |
| 451 | |
| 452 | // audio specific properties |
| 453 | MtpConstants.PROPERTY_ARTIST, |
| 454 | MtpConstants.PROPERTY_ALBUM_NAME, |
| 455 | MtpConstants.PROPERTY_ALBUM_ARTIST, |
| 456 | MtpConstants.PROPERTY_TRACK, |
| 457 | MtpConstants.PROPERTY_ORIGINAL_RELEASE_DATE, |
| 458 | MtpConstants.PROPERTY_DURATION, |
| 459 | MtpConstants.PROPERTY_GENRE, |
| 460 | MtpConstants.PROPERTY_COMPOSER, |
| 461 | |
| 462 | // video specific properties |
| 463 | MtpConstants.PROPERTY_ARTIST, |
| 464 | MtpConstants.PROPERTY_ALBUM_NAME, |
| 465 | MtpConstants.PROPERTY_DURATION, |
| 466 | MtpConstants.PROPERTY_DESCRIPTION, |
| 467 | |
| 468 | // image specific properties |
| 469 | MtpConstants.PROPERTY_DESCRIPTION, |
| 470 | }; |
| 471 | |
Mike Lockwood | ae078f7 | 2010-09-26 12:35:51 -0400 | [diff] [blame] | 472 | private int[] getSupportedObjectProperties(int format) { |
| 473 | switch (format) { |
| 474 | case MtpConstants.FORMAT_MP3: |
| 475 | case MtpConstants.FORMAT_WAV: |
| 476 | case MtpConstants.FORMAT_WMA: |
| 477 | case MtpConstants.FORMAT_OGG: |
| 478 | case MtpConstants.FORMAT_AAC: |
| 479 | return AUDIO_PROPERTIES; |
| 480 | case MtpConstants.FORMAT_MPEG: |
| 481 | case MtpConstants.FORMAT_3GP_CONTAINER: |
| 482 | case MtpConstants.FORMAT_WMV: |
| 483 | return VIDEO_PROPERTIES; |
| 484 | case MtpConstants.FORMAT_EXIF_JPEG: |
| 485 | case MtpConstants.FORMAT_GIF: |
| 486 | case MtpConstants.FORMAT_PNG: |
| 487 | case MtpConstants.FORMAT_BMP: |
| 488 | return IMAGE_PROPERTIES; |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 489 | case 0: |
| 490 | return ALL_PROPERTIES; |
Mike Lockwood | ae078f7 | 2010-09-26 12:35:51 -0400 | [diff] [blame] | 491 | default: |
| 492 | return FILE_PROPERTIES; |
| 493 | } |
Mike Lockwood | 4b322ce | 2010-08-10 07:37:50 -0400 | [diff] [blame] | 494 | } |
| 495 | |
| 496 | private int[] getSupportedDeviceProperties() { |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 497 | return new int[] { |
| 498 | MtpConstants.DEVICE_PROPERTY_SYNCHRONIZATION_PARTNER, |
| 499 | MtpConstants.DEVICE_PROPERTY_DEVICE_FRIENDLY_NAME, |
Mike Lockwood | ea93fa1 | 2010-12-07 10:41:35 -0800 | [diff] [blame] | 500 | MtpConstants.DEVICE_PROPERTY_IMAGE_SIZE, |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 501 | }; |
Mike Lockwood | 4b322ce | 2010-08-10 07:37:50 -0400 | [diff] [blame] | 502 | } |
| 503 | |
Mike Lockwood | ae078f7 | 2010-09-26 12:35:51 -0400 | [diff] [blame] | 504 | |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 505 | private MtpPropertyList getObjectPropertyList(long handle, int format, long property, |
Mike Lockwood | e2ad6ec | 2010-10-14 18:03:25 -0400 | [diff] [blame] | 506 | int groupCode, int depth) { |
| 507 | // FIXME - implement group support |
Mike Lockwood | e2ad6ec | 2010-10-14 18:03:25 -0400 | [diff] [blame] | 508 | if (groupCode != 0) { |
| 509 | return new MtpPropertyList(0, MtpConstants.RESPONSE_SPECIFICATION_BY_GROUP_UNSUPPORTED); |
| 510 | } |
Mike Lockwood | e2ad6ec | 2010-10-14 18:03:25 -0400 | [diff] [blame] | 511 | |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 512 | MtpPropertyGroup propertyGroup; |
| 513 | if (property == 0xFFFFFFFFL) { |
| 514 | propertyGroup = mPropertyGroupsByFormat.get(format); |
| 515 | if (propertyGroup == null) { |
| 516 | int[] propertyList = getSupportedObjectProperties(format); |
| 517 | propertyGroup = new MtpPropertyGroup(this, mMediaProvider, mVolumeName, propertyList); |
| 518 | mPropertyGroupsByFormat.put(new Integer(format), propertyGroup); |
Mike Lockwood | e2ad6ec | 2010-10-14 18:03:25 -0400 | [diff] [blame] | 519 | } |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 520 | } else { |
| 521 | propertyGroup = mPropertyGroupsByProperty.get(property); |
| 522 | if (propertyGroup == null) { |
| 523 | int[] propertyList = new int[] { (int)property }; |
| 524 | propertyGroup = new MtpPropertyGroup(this, mMediaProvider, mVolumeName, propertyList); |
| 525 | mPropertyGroupsByProperty.put(new Integer((int)property), propertyGroup); |
Mike Lockwood | e2ad6ec | 2010-10-14 18:03:25 -0400 | [diff] [blame] | 526 | } |
| 527 | } |
Mike Lockwood | 7d7fb63 | 2010-12-01 18:46:23 -0500 | [diff] [blame] | 528 | |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 529 | return propertyGroup.getPropertyList((int)handle, format, depth); |
Mike Lockwood | e2ad6ec | 2010-10-14 18:03:25 -0400 | [diff] [blame] | 530 | } |
| 531 | |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 532 | private int renameFile(int handle, String newName) { |
| 533 | Cursor c = null; |
| 534 | |
| 535 | // first compute current path |
| 536 | String path = null; |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 537 | String[] whereArgs = new String[] { Integer.toString(handle) }; |
| 538 | try { |
Mike Lockwood | 6a6a3af | 2010-10-12 14:19:51 -0400 | [diff] [blame] | 539 | c = mMediaProvider.query(mObjectsUri, PATH_PROJECTION, ID_WHERE, whereArgs, null); |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 540 | if (c != null && c.moveToNext()) { |
Mike Lockwood | 1c4e88d | 2011-01-12 12:38:41 -0500 | [diff] [blame] | 541 | path = c.getString(1); |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 542 | } |
| 543 | } catch (RemoteException e) { |
| 544 | Log.e(TAG, "RemoteException in getObjectFilePath", e); |
| 545 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
| 546 | } finally { |
| 547 | if (c != null) { |
| 548 | c.close(); |
| 549 | } |
| 550 | } |
| 551 | if (path == null) { |
| 552 | return MtpConstants.RESPONSE_INVALID_OBJECT_HANDLE; |
| 553 | } |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 554 | |
| 555 | // now rename the file. make sure this succeeds before updating database |
| 556 | File oldFile = new File(path); |
| 557 | int lastSlash = path.lastIndexOf('/'); |
| 558 | if (lastSlash <= 1) { |
| 559 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
| 560 | } |
| 561 | String newPath = path.substring(0, lastSlash + 1) + newName; |
| 562 | File newFile = new File(newPath); |
| 563 | boolean success = oldFile.renameTo(newFile); |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 564 | if (!success) { |
Mike Lockwood | f26a586 | 2011-01-21 21:00:54 -0800 | [diff] [blame] | 565 | Log.w(TAG, "renaming "+ path + " to " + newPath + " failed"); |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 566 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
| 567 | } |
| 568 | |
| 569 | // finally update database |
| 570 | ContentValues values = new ContentValues(); |
| 571 | values.put(Files.FileColumns.DATA, newPath); |
| 572 | int updated = 0; |
| 573 | try { |
Mike Lockwood | 6a6a3af | 2010-10-12 14:19:51 -0400 | [diff] [blame] | 574 | // note - we are relying on a special case in MediaProvider.update() to update |
| 575 | // the paths for all children in the case where this is a directory. |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 576 | updated = mMediaProvider.update(mObjectsUri, values, ID_WHERE, whereArgs); |
| 577 | } catch (RemoteException e) { |
| 578 | Log.e(TAG, "RemoteException in mMediaProvider.update", e); |
| 579 | } |
Mike Lockwood | 6a6a3af | 2010-10-12 14:19:51 -0400 | [diff] [blame] | 580 | if (updated == 0) { |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 581 | Log.e(TAG, "Unable to update path for " + path + " to " + newPath); |
| 582 | // this shouldn't happen, but if it does we need to rename the file to its original name |
| 583 | newFile.renameTo(oldFile); |
| 584 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
| 585 | } |
| 586 | |
| 587 | return MtpConstants.RESPONSE_OK; |
| 588 | } |
| 589 | |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 590 | private int setObjectProperty(int handle, int property, |
| 591 | long intValue, String stringValue) { |
Mike Lockwood | 5ebac83 | 2010-10-12 11:33:47 -0400 | [diff] [blame] | 592 | switch (property) { |
| 593 | case MtpConstants.PROPERTY_OBJECT_FILE_NAME: |
| 594 | return renameFile(handle, stringValue); |
| 595 | |
| 596 | default: |
| 597 | return MtpConstants.RESPONSE_OBJECT_PROP_NOT_SUPPORTED; |
| 598 | } |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 599 | } |
| 600 | |
| 601 | private int getDeviceProperty(int property, long[] outIntValue, char[] outStringValue) { |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 602 | switch (property) { |
| 603 | case MtpConstants.DEVICE_PROPERTY_SYNCHRONIZATION_PARTNER: |
| 604 | case MtpConstants.DEVICE_PROPERTY_DEVICE_FRIENDLY_NAME: |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 605 | // writable string properties kept in shared preferences |
| 606 | String value = mDeviceProperties.getString(Integer.toString(property), ""); |
| 607 | int length = value.length(); |
| 608 | if (length > 255) { |
| 609 | length = 255; |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 610 | } |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 611 | value.getChars(0, length, outStringValue, 0); |
| 612 | outStringValue[length] = 0; |
| 613 | return MtpConstants.RESPONSE_OK; |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 614 | |
Mike Lockwood | ea93fa1 | 2010-12-07 10:41:35 -0800 | [diff] [blame] | 615 | case MtpConstants.DEVICE_PROPERTY_IMAGE_SIZE: |
| 616 | // use screen size as max image size |
| 617 | Display display = ((WindowManager)mContext.getSystemService( |
| 618 | Context.WINDOW_SERVICE)).getDefaultDisplay(); |
| 619 | int width = display.getWidth(); |
| 620 | int height = display.getHeight(); |
| 621 | String imageSize = Integer.toString(width) + "x" + Integer.toString(height); |
| 622 | imageSize.getChars(0, imageSize.length(), outStringValue, 0); |
| 623 | outStringValue[imageSize.length()] = 0; |
| 624 | return MtpConstants.RESPONSE_OK; |
| 625 | |
| 626 | default: |
| 627 | return MtpConstants.RESPONSE_DEVICE_PROP_NOT_SUPPORTED; |
| 628 | } |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 629 | } |
| 630 | |
| 631 | private int setDeviceProperty(int property, long intValue, String stringValue) { |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 632 | switch (property) { |
| 633 | case MtpConstants.DEVICE_PROPERTY_SYNCHRONIZATION_PARTNER: |
| 634 | case MtpConstants.DEVICE_PROPERTY_DEVICE_FRIENDLY_NAME: |
Mike Lockwood | 775de95 | 2011-03-05 17:34:11 -0500 | [diff] [blame] | 635 | // writable string properties kept in shared prefs |
| 636 | SharedPreferences.Editor e = mDeviceProperties.edit(); |
| 637 | e.putString(Integer.toString(property), stringValue); |
| 638 | return (e.commit() ? MtpConstants.RESPONSE_OK |
| 639 | : MtpConstants.RESPONSE_GENERAL_ERROR); |
Mike Lockwood | 59e3f0d | 2010-09-02 14:57:30 -0400 | [diff] [blame] | 640 | } |
| 641 | |
| 642 | return MtpConstants.RESPONSE_DEVICE_PROP_NOT_SUPPORTED; |
| 643 | } |
| 644 | |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 645 | private boolean getObjectInfo(int handle, int[] outStorageFormatParent, |
| 646 | char[] outName, long[] outSizeModified) { |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 647 | Cursor c = null; |
| 648 | try { |
| 649 | c = mMediaProvider.query(mObjectsUri, OBJECT_INFO_PROJECTION, |
| 650 | ID_WHERE, new String[] { Integer.toString(handle) }, null); |
| 651 | if (c != null && c.moveToNext()) { |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 652 | outStorageFormatParent[0] = c.getInt(1); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 653 | outStorageFormatParent[1] = c.getInt(2); |
| 654 | outStorageFormatParent[2] = c.getInt(3); |
| 655 | |
| 656 | // extract name from path |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 657 | String path = c.getString(4); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 658 | int lastSlash = path.lastIndexOf('/'); |
| 659 | int start = (lastSlash >= 0 ? lastSlash + 1 : 0); |
| 660 | int end = path.length(); |
| 661 | if (end - start > 255) { |
| 662 | end = start + 255; |
| 663 | } |
| 664 | path.getChars(start, end, outName, 0); |
| 665 | outName[end - start] = 0; |
| 666 | |
Mike Lockwood | d3e4290c | 2011-04-05 10:21:27 -0400 | [diff] [blame] | 667 | outSizeModified[0] = c.getLong(5); |
| 668 | outSizeModified[1] = c.getLong(6); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 669 | return true; |
| 670 | } |
| 671 | } catch (RemoteException e) { |
Mike Lockwood | 2b5f9ad | 2010-10-29 19:16:27 -0400 | [diff] [blame] | 672 | Log.e(TAG, "RemoteException in getObjectInfo", e); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 673 | } finally { |
| 674 | if (c != null) { |
| 675 | c.close(); |
| 676 | } |
| 677 | } |
| 678 | return false; |
| 679 | } |
| 680 | |
Mike Lockwood | 365e03e | 2010-12-08 16:08:01 -0800 | [diff] [blame] | 681 | private int getObjectFilePath(int handle, char[] outFilePath, long[] outFileLengthFormat) { |
Mike Lockwood | 0178856 | 2010-10-11 11:22:19 -0400 | [diff] [blame] | 682 | if (handle == 0) { |
| 683 | // special case root directory |
| 684 | mMediaStoragePath.getChars(0, mMediaStoragePath.length(), outFilePath, 0); |
| 685 | outFilePath[mMediaStoragePath.length()] = 0; |
Mike Lockwood | 365e03e | 2010-12-08 16:08:01 -0800 | [diff] [blame] | 686 | outFileLengthFormat[0] = 0; |
| 687 | outFileLengthFormat[1] = MtpConstants.FORMAT_ASSOCIATION; |
Mike Lockwood | 0178856 | 2010-10-11 11:22:19 -0400 | [diff] [blame] | 688 | return MtpConstants.RESPONSE_OK; |
| 689 | } |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 690 | Cursor c = null; |
| 691 | try { |
Mike Lockwood | 365e03e | 2010-12-08 16:08:01 -0800 | [diff] [blame] | 692 | c = mMediaProvider.query(mObjectsUri, PATH_SIZE_FORMAT_PROJECTION, |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 693 | ID_WHERE, new String[] { Integer.toString(handle) }, null); |
| 694 | if (c != null && c.moveToNext()) { |
Mike Lockwood | 1c4e88d | 2011-01-12 12:38:41 -0500 | [diff] [blame] | 695 | String path = c.getString(1); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 696 | path.getChars(0, path.length(), outFilePath, 0); |
| 697 | outFilePath[path.length()] = 0; |
Mike Lockwood | 365e03e | 2010-12-08 16:08:01 -0800 | [diff] [blame] | 698 | outFileLengthFormat[0] = c.getLong(2); |
| 699 | outFileLengthFormat[1] = c.getLong(3); |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 700 | return MtpConstants.RESPONSE_OK; |
Mike Lockwood | 59c777a | 2010-08-02 10:37:41 -0400 | [diff] [blame] | 701 | } else { |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 702 | return MtpConstants.RESPONSE_INVALID_OBJECT_HANDLE; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 703 | } |
| 704 | } catch (RemoteException e) { |
| 705 | Log.e(TAG, "RemoteException in getObjectFilePath", e); |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 706 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 707 | } finally { |
| 708 | if (c != null) { |
| 709 | c.close(); |
| 710 | } |
| 711 | } |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 712 | } |
| 713 | |
Mike Lockwood | 59c777a | 2010-08-02 10:37:41 -0400 | [diff] [blame] | 714 | private int deleteFile(int handle) { |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 715 | mDatabaseModified = true; |
Mike Lockwood | 55f808c | 2010-12-14 13:14:29 -0800 | [diff] [blame] | 716 | String path = null; |
| 717 | int format = 0; |
| 718 | |
| 719 | Cursor c = null; |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 720 | try { |
Mike Lockwood | 55f808c | 2010-12-14 13:14:29 -0800 | [diff] [blame] | 721 | c = mMediaProvider.query(mObjectsUri, PATH_SIZE_FORMAT_PROJECTION, |
| 722 | ID_WHERE, new String[] { Integer.toString(handle) }, null); |
| 723 | if (c != null && c.moveToNext()) { |
| 724 | // don't convert to media path here, since we will be matching |
| 725 | // against paths in the database matching /data/media |
| 726 | path = c.getString(1); |
| 727 | format = c.getInt(3); |
| 728 | } else { |
| 729 | return MtpConstants.RESPONSE_INVALID_OBJECT_HANDLE; |
| 730 | } |
| 731 | |
| 732 | if (path == null || format == 0) { |
| 733 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
| 734 | } |
| 735 | |
| 736 | if (format == MtpConstants.FORMAT_ASSOCIATION) { |
| 737 | // recursive case - delete all children first |
| 738 | Uri uri = Files.getMtpObjectsUri(mVolumeName); |
| 739 | int count = mMediaProvider.delete(uri, "_data LIKE ?", |
| 740 | new String[] { path + "/%"}); |
| 741 | } |
| 742 | |
| 743 | Uri uri = Files.getMtpObjectsUri(mVolumeName, handle); |
| 744 | if (mMediaProvider.delete(uri, null, null) > 0) { |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 745 | return MtpConstants.RESPONSE_OK; |
Mike Lockwood | 59c777a | 2010-08-02 10:37:41 -0400 | [diff] [blame] | 746 | } else { |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 747 | return MtpConstants.RESPONSE_INVALID_OBJECT_HANDLE; |
Mike Lockwood | 59c777a | 2010-08-02 10:37:41 -0400 | [diff] [blame] | 748 | } |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 749 | } catch (RemoteException e) { |
| 750 | Log.e(TAG, "RemoteException in deleteFile", e); |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 751 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
Mike Lockwood | 55f808c | 2010-12-14 13:14:29 -0800 | [diff] [blame] | 752 | } finally { |
| 753 | if (c != null) { |
| 754 | c.close(); |
| 755 | } |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 756 | } |
| 757 | } |
| 758 | |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 759 | private int[] getObjectReferences(int handle) { |
Mike Lockwood | 8490e66 | 2010-09-09 14:16:22 -0400 | [diff] [blame] | 760 | Uri uri = Files.getMtpReferencesUri(mVolumeName, handle); |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 761 | Cursor c = null; |
| 762 | try { |
| 763 | c = mMediaProvider.query(uri, ID_PROJECTION, null, null, null); |
| 764 | if (c == null) { |
| 765 | return null; |
| 766 | } |
| 767 | int count = c.getCount(); |
| 768 | if (count > 0) { |
| 769 | int[] result = new int[count]; |
| 770 | for (int i = 0; i < count; i++) { |
| 771 | c.moveToNext(); |
| 772 | result[i] = c.getInt(0); |
| 773 | } |
| 774 | return result; |
| 775 | } |
| 776 | } catch (RemoteException e) { |
| 777 | Log.e(TAG, "RemoteException in getObjectList", e); |
| 778 | } finally { |
| 779 | if (c != null) { |
| 780 | c.close(); |
| 781 | } |
| 782 | } |
| 783 | return null; |
| 784 | } |
| 785 | |
| 786 | private int setObjectReferences(int handle, int[] references) { |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 787 | mDatabaseModified = true; |
Mike Lockwood | 8490e66 | 2010-09-09 14:16:22 -0400 | [diff] [blame] | 788 | Uri uri = Files.getMtpReferencesUri(mVolumeName, handle); |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 789 | int count = references.length; |
| 790 | ContentValues[] valuesList = new ContentValues[count]; |
| 791 | for (int i = 0; i < count; i++) { |
| 792 | ContentValues values = new ContentValues(); |
Mike Lockwood | 3b2a62e | 2010-09-08 12:47:57 -0400 | [diff] [blame] | 793 | values.put(Files.FileColumns._ID, references[i]); |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 794 | valuesList[i] = values; |
| 795 | } |
| 796 | try { |
Mike Lockwood | 7adfd18 | 2010-11-30 12:18:28 -0500 | [diff] [blame] | 797 | if (mMediaProvider.bulkInsert(uri, valuesList) > 0) { |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 798 | return MtpConstants.RESPONSE_OK; |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 799 | } |
| 800 | } catch (RemoteException e) { |
| 801 | Log.e(TAG, "RemoteException in setObjectReferences", e); |
| 802 | } |
Mike Lockwood | 5367ab6 | 2010-08-30 13:23:02 -0400 | [diff] [blame] | 803 | return MtpConstants.RESPONSE_GENERAL_ERROR; |
Mike Lockwood | 9a2046f | 2010-08-03 15:30:09 -0400 | [diff] [blame] | 804 | } |
| 805 | |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 806 | private void sessionStarted() { |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 807 | mDatabaseModified = false; |
| 808 | } |
| 809 | |
| 810 | private void sessionEnded() { |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 811 | if (mDatabaseModified) { |
Mike Lockwood | a315605 | 2010-11-20 12:28:27 -0500 | [diff] [blame] | 812 | mContext.sendBroadcast(new Intent(MediaStore.ACTION_MTP_SESSION_END)); |
Mike Lockwood | 2837eef | 2010-08-31 16:25:12 -0400 | [diff] [blame] | 813 | mDatabaseModified = false; |
| 814 | } |
| 815 | } |
| 816 | |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 817 | // used by the JNI code |
| 818 | private int mNativeContext; |
| 819 | |
| 820 | private native final void native_setup(); |
| 821 | private native final void native_finalize(); |
Mike Lockwood | d21eac9 | 2010-07-03 00:44:05 -0400 | [diff] [blame] | 822 | } |