1 /* 2 * Copyright (C) 2007-2008 Esmertec AG. 3 * Copyright (C) 2007-2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package com.google.android.mms.pdu; 19 20 import com.google.android.mms.ContentType; 21 import com.google.android.mms.InvalidHeaderValueException; 22 import com.google.android.mms.MmsException; 23 import com.google.android.mms.util.DownloadDrmHelper; 24 import com.google.android.mms.util.DrmConvertSession; 25 import com.google.android.mms.util.PduCache; 26 import com.google.android.mms.util.PduCacheEntry; 27 import com.google.android.mms.util.SqliteWrapper; 28 29 import android.content.ContentResolver; 30 import android.content.ContentUris; 31 import android.content.ContentValues; 32 import android.content.Context; 33 import android.database.Cursor; 34 import android.database.DatabaseUtils; 35 import android.database.sqlite.SQLiteException; 36 import android.drm.DrmManagerClient; 37 import android.net.Uri; 38 import android.provider.MediaStore; 39 import android.provider.Telephony; 40 import android.provider.Telephony.Mms; 41 import android.provider.Telephony.MmsSms; 42 import android.provider.Telephony.Threads; 43 import android.provider.Telephony.Mms.Addr; 44 import android.provider.Telephony.Mms.Part; 45 import android.provider.Telephony.MmsSms.PendingMessages; 46 import android.telephony.PhoneNumberUtils; 47 import android.telephony.TelephonyManager; 48 import android.text.TextUtils; 49 import android.util.Log; 50 51 import java.io.ByteArrayOutputStream; 52 import java.io.File; 53 import java.io.FileNotFoundException; 54 import java.io.IOException; 55 import java.io.InputStream; 56 import java.io.OutputStream; 57 import java.io.UnsupportedEncodingException; 58 import java.util.ArrayList; 59 import java.util.HashMap; 60 import java.util.HashSet; 61 import java.util.Map; 62 import java.util.Set; 63 import java.util.Map.Entry; 64 65 import com.google.android.mms.pdu.EncodedStringValue; 66 67 /** 68 * This class is the high-level manager of PDU storage. 69 */ 70 public class PduPersister { 71 private static final String TAG = "PduPersister"; 72 private static final boolean DEBUG = false; 73 private static final boolean LOCAL_LOGV = false; 74 75 private static final long DUMMY_THREAD_ID = Long.MAX_VALUE; 76 77 /** 78 * The uri of temporary drm objects. 79 */ 80 public static final String TEMPORARY_DRM_OBJECT_URI = 81 "content://mms/" + Long.MAX_VALUE + "/part"; 82 /** 83 * Indicate that we transiently failed to process a MM. 84 */ 85 public static final int PROC_STATUS_TRANSIENT_FAILURE = 1; 86 /** 87 * Indicate that we permanently failed to process a MM. 88 */ 89 public static final int PROC_STATUS_PERMANENTLY_FAILURE = 2; 90 /** 91 * Indicate that we have successfully processed a MM. 92 */ 93 public static final int PROC_STATUS_COMPLETED = 3; 94 95 private static PduPersister sPersister; 96 private static final PduCache PDU_CACHE_INSTANCE; 97 98 private static final int[] ADDRESS_FIELDS = new int[] { 99 PduHeaders.BCC, 100 PduHeaders.CC, 101 PduHeaders.FROM, 102 PduHeaders.TO 103 }; 104 105 private static final String[] PDU_PROJECTION = new String[] { 106 Mms._ID, 107 Mms.MESSAGE_BOX, 108 Mms.THREAD_ID, 109 Mms.RETRIEVE_TEXT, 110 Mms.SUBJECT, 111 Mms.CONTENT_LOCATION, 112 Mms.CONTENT_TYPE, 113 Mms.MESSAGE_CLASS, 114 Mms.MESSAGE_ID, 115 Mms.RESPONSE_TEXT, 116 Mms.TRANSACTION_ID, 117 Mms.CONTENT_CLASS, 118 Mms.DELIVERY_REPORT, 119 Mms.MESSAGE_TYPE, 120 Mms.MMS_VERSION, 121 Mms.PRIORITY, 122 Mms.READ_REPORT, 123 Mms.READ_STATUS, 124 Mms.REPORT_ALLOWED, 125 Mms.RETRIEVE_STATUS, 126 Mms.STATUS, 127 Mms.DATE, 128 Mms.DELIVERY_TIME, 129 Mms.EXPIRY, 130 Mms.MESSAGE_SIZE, 131 Mms.SUBJECT_CHARSET, 132 Mms.RETRIEVE_TEXT_CHARSET, 133 }; 134 135 private static final int PDU_COLUMN_ID = 0; 136 private static final int PDU_COLUMN_MESSAGE_BOX = 1; 137 private static final int PDU_COLUMN_THREAD_ID = 2; 138 private static final int PDU_COLUMN_RETRIEVE_TEXT = 3; 139 private static final int PDU_COLUMN_SUBJECT = 4; 140 private static final int PDU_COLUMN_CONTENT_LOCATION = 5; 141 private static final int PDU_COLUMN_CONTENT_TYPE = 6; 142 private static final int PDU_COLUMN_MESSAGE_CLASS = 7; 143 private static final int PDU_COLUMN_MESSAGE_ID = 8; 144 private static final int PDU_COLUMN_RESPONSE_TEXT = 9; 145 private static final int PDU_COLUMN_TRANSACTION_ID = 10; 146 private static final int PDU_COLUMN_CONTENT_CLASS = 11; 147 private static final int PDU_COLUMN_DELIVERY_REPORT = 12; 148 private static final int PDU_COLUMN_MESSAGE_TYPE = 13; 149 private static final int PDU_COLUMN_MMS_VERSION = 14; 150 private static final int PDU_COLUMN_PRIORITY = 15; 151 private static final int PDU_COLUMN_READ_REPORT = 16; 152 private static final int PDU_COLUMN_READ_STATUS = 17; 153 private static final int PDU_COLUMN_REPORT_ALLOWED = 18; 154 private static final int PDU_COLUMN_RETRIEVE_STATUS = 19; 155 private static final int PDU_COLUMN_STATUS = 20; 156 private static final int PDU_COLUMN_DATE = 21; 157 private static final int PDU_COLUMN_DELIVERY_TIME = 22; 158 private static final int PDU_COLUMN_EXPIRY = 23; 159 private static final int PDU_COLUMN_MESSAGE_SIZE = 24; 160 private static final int PDU_COLUMN_SUBJECT_CHARSET = 25; 161 private static final int PDU_COLUMN_RETRIEVE_TEXT_CHARSET = 26; 162 163 private static final String[] PART_PROJECTION = new String[] { 164 Part._ID, 165 Part.CHARSET, 166 Part.CONTENT_DISPOSITION, 167 Part.CONTENT_ID, 168 Part.CONTENT_LOCATION, 169 Part.CONTENT_TYPE, 170 Part.FILENAME, 171 Part.NAME, 172 Part.TEXT 173 }; 174 175 private static final int PART_COLUMN_ID = 0; 176 private static final int PART_COLUMN_CHARSET = 1; 177 private static final int PART_COLUMN_CONTENT_DISPOSITION = 2; 178 private static final int PART_COLUMN_CONTENT_ID = 3; 179 private static final int PART_COLUMN_CONTENT_LOCATION = 4; 180 private static final int PART_COLUMN_CONTENT_TYPE = 5; 181 private static final int PART_COLUMN_FILENAME = 6; 182 private static final int PART_COLUMN_NAME = 7; 183 private static final int PART_COLUMN_TEXT = 8; 184 185 private static final HashMap<Uri, Integer> MESSAGE_BOX_MAP; 186 // These map are used for convenience in persist() and load(). 187 private static final HashMap<Integer, Integer> CHARSET_COLUMN_INDEX_MAP; 188 private static final HashMap<Integer, Integer> ENCODED_STRING_COLUMN_INDEX_MAP; 189 private static final HashMap<Integer, Integer> TEXT_STRING_COLUMN_INDEX_MAP; 190 private static final HashMap<Integer, Integer> OCTET_COLUMN_INDEX_MAP; 191 private static final HashMap<Integer, Integer> LONG_COLUMN_INDEX_MAP; 192 private static final HashMap<Integer, String> CHARSET_COLUMN_NAME_MAP; 193 private static final HashMap<Integer, String> ENCODED_STRING_COLUMN_NAME_MAP; 194 private static final HashMap<Integer, String> TEXT_STRING_COLUMN_NAME_MAP; 195 private static final HashMap<Integer, String> OCTET_COLUMN_NAME_MAP; 196 private static final HashMap<Integer, String> LONG_COLUMN_NAME_MAP; 197 198 static { 199 MESSAGE_BOX_MAP = new HashMap<Uri, Integer>(); MESSAGE_BOX_MAP.put(Mms.Inbox.CONTENT_URI, Mms.MESSAGE_BOX_INBOX)200 MESSAGE_BOX_MAP.put(Mms.Inbox.CONTENT_URI, Mms.MESSAGE_BOX_INBOX); MESSAGE_BOX_MAP.put(Mms.Sent.CONTENT_URI, Mms.MESSAGE_BOX_SENT)201 MESSAGE_BOX_MAP.put(Mms.Sent.CONTENT_URI, Mms.MESSAGE_BOX_SENT); MESSAGE_BOX_MAP.put(Mms.Draft.CONTENT_URI, Mms.MESSAGE_BOX_DRAFTS)202 MESSAGE_BOX_MAP.put(Mms.Draft.CONTENT_URI, Mms.MESSAGE_BOX_DRAFTS); MESSAGE_BOX_MAP.put(Mms.Outbox.CONTENT_URI, Mms.MESSAGE_BOX_OUTBOX)203 MESSAGE_BOX_MAP.put(Mms.Outbox.CONTENT_URI, Mms.MESSAGE_BOX_OUTBOX); 204 205 CHARSET_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>(); CHARSET_COLUMN_INDEX_MAP.put(PduHeaders.SUBJECT, PDU_COLUMN_SUBJECT_CHARSET)206 CHARSET_COLUMN_INDEX_MAP.put(PduHeaders.SUBJECT, PDU_COLUMN_SUBJECT_CHARSET); CHARSET_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_TEXT, PDU_COLUMN_RETRIEVE_TEXT_CHARSET)207 CHARSET_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_TEXT, PDU_COLUMN_RETRIEVE_TEXT_CHARSET); 208 209 CHARSET_COLUMN_NAME_MAP = new HashMap<Integer, String>(); CHARSET_COLUMN_NAME_MAP.put(PduHeaders.SUBJECT, Mms.SUBJECT_CHARSET)210 CHARSET_COLUMN_NAME_MAP.put(PduHeaders.SUBJECT, Mms.SUBJECT_CHARSET); CHARSET_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_TEXT, Mms.RETRIEVE_TEXT_CHARSET)211 CHARSET_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_TEXT, Mms.RETRIEVE_TEXT_CHARSET); 212 213 // Encoded string field code -> column index/name map. 214 ENCODED_STRING_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>(); ENCODED_STRING_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_TEXT, PDU_COLUMN_RETRIEVE_TEXT)215 ENCODED_STRING_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_TEXT, PDU_COLUMN_RETRIEVE_TEXT); ENCODED_STRING_COLUMN_INDEX_MAP.put(PduHeaders.SUBJECT, PDU_COLUMN_SUBJECT)216 ENCODED_STRING_COLUMN_INDEX_MAP.put(PduHeaders.SUBJECT, PDU_COLUMN_SUBJECT); 217 218 ENCODED_STRING_COLUMN_NAME_MAP = new HashMap<Integer, String>(); ENCODED_STRING_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_TEXT, Mms.RETRIEVE_TEXT)219 ENCODED_STRING_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_TEXT, Mms.RETRIEVE_TEXT); ENCODED_STRING_COLUMN_NAME_MAP.put(PduHeaders.SUBJECT, Mms.SUBJECT)220 ENCODED_STRING_COLUMN_NAME_MAP.put(PduHeaders.SUBJECT, Mms.SUBJECT); 221 222 // Text string field code -> column index/name map. 223 TEXT_STRING_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>(); TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.CONTENT_LOCATION, PDU_COLUMN_CONTENT_LOCATION)224 TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.CONTENT_LOCATION, PDU_COLUMN_CONTENT_LOCATION); TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.CONTENT_TYPE, PDU_COLUMN_CONTENT_TYPE)225 TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.CONTENT_TYPE, PDU_COLUMN_CONTENT_TYPE); TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_CLASS, PDU_COLUMN_MESSAGE_CLASS)226 TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_CLASS, PDU_COLUMN_MESSAGE_CLASS); TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_ID, PDU_COLUMN_MESSAGE_ID)227 TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_ID, PDU_COLUMN_MESSAGE_ID); TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.RESPONSE_TEXT, PDU_COLUMN_RESPONSE_TEXT)228 TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.RESPONSE_TEXT, PDU_COLUMN_RESPONSE_TEXT); TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.TRANSACTION_ID, PDU_COLUMN_TRANSACTION_ID)229 TEXT_STRING_COLUMN_INDEX_MAP.put(PduHeaders.TRANSACTION_ID, PDU_COLUMN_TRANSACTION_ID); 230 231 TEXT_STRING_COLUMN_NAME_MAP = new HashMap<Integer, String>(); TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_LOCATION, Mms.CONTENT_LOCATION)232 TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_LOCATION, Mms.CONTENT_LOCATION); TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_TYPE, Mms.CONTENT_TYPE)233 TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_TYPE, Mms.CONTENT_TYPE); TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_CLASS, Mms.MESSAGE_CLASS)234 TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_CLASS, Mms.MESSAGE_CLASS); TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_ID, Mms.MESSAGE_ID)235 TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_ID, Mms.MESSAGE_ID); TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.RESPONSE_TEXT, Mms.RESPONSE_TEXT)236 TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.RESPONSE_TEXT, Mms.RESPONSE_TEXT); TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.TRANSACTION_ID, Mms.TRANSACTION_ID)237 TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.TRANSACTION_ID, Mms.TRANSACTION_ID); 238 239 // Octet field code -> column index/name map. 240 OCTET_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>(); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.CONTENT_CLASS, PDU_COLUMN_CONTENT_CLASS)241 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.CONTENT_CLASS, PDU_COLUMN_CONTENT_CLASS); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.DELIVERY_REPORT, PDU_COLUMN_DELIVERY_REPORT)242 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.DELIVERY_REPORT, PDU_COLUMN_DELIVERY_REPORT); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_TYPE, PDU_COLUMN_MESSAGE_TYPE)243 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_TYPE, PDU_COLUMN_MESSAGE_TYPE); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.MMS_VERSION, PDU_COLUMN_MMS_VERSION)244 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.MMS_VERSION, PDU_COLUMN_MMS_VERSION); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.PRIORITY, PDU_COLUMN_PRIORITY)245 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.PRIORITY, PDU_COLUMN_PRIORITY); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.READ_REPORT, PDU_COLUMN_READ_REPORT)246 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.READ_REPORT, PDU_COLUMN_READ_REPORT); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.READ_STATUS, PDU_COLUMN_READ_STATUS)247 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.READ_STATUS, PDU_COLUMN_READ_STATUS); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.REPORT_ALLOWED, PDU_COLUMN_REPORT_ALLOWED)248 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.REPORT_ALLOWED, PDU_COLUMN_REPORT_ALLOWED); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_STATUS, PDU_COLUMN_RETRIEVE_STATUS)249 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_STATUS, PDU_COLUMN_RETRIEVE_STATUS); OCTET_COLUMN_INDEX_MAP.put(PduHeaders.STATUS, PDU_COLUMN_STATUS)250 OCTET_COLUMN_INDEX_MAP.put(PduHeaders.STATUS, PDU_COLUMN_STATUS); 251 252 OCTET_COLUMN_NAME_MAP = new HashMap<Integer, String>(); OCTET_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_CLASS, Mms.CONTENT_CLASS)253 OCTET_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_CLASS, Mms.CONTENT_CLASS); OCTET_COLUMN_NAME_MAP.put(PduHeaders.DELIVERY_REPORT, Mms.DELIVERY_REPORT)254 OCTET_COLUMN_NAME_MAP.put(PduHeaders.DELIVERY_REPORT, Mms.DELIVERY_REPORT); OCTET_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_TYPE, Mms.MESSAGE_TYPE)255 OCTET_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_TYPE, Mms.MESSAGE_TYPE); OCTET_COLUMN_NAME_MAP.put(PduHeaders.MMS_VERSION, Mms.MMS_VERSION)256 OCTET_COLUMN_NAME_MAP.put(PduHeaders.MMS_VERSION, Mms.MMS_VERSION); OCTET_COLUMN_NAME_MAP.put(PduHeaders.PRIORITY, Mms.PRIORITY)257 OCTET_COLUMN_NAME_MAP.put(PduHeaders.PRIORITY, Mms.PRIORITY); OCTET_COLUMN_NAME_MAP.put(PduHeaders.READ_REPORT, Mms.READ_REPORT)258 OCTET_COLUMN_NAME_MAP.put(PduHeaders.READ_REPORT, Mms.READ_REPORT); OCTET_COLUMN_NAME_MAP.put(PduHeaders.READ_STATUS, Mms.READ_STATUS)259 OCTET_COLUMN_NAME_MAP.put(PduHeaders.READ_STATUS, Mms.READ_STATUS); OCTET_COLUMN_NAME_MAP.put(PduHeaders.REPORT_ALLOWED, Mms.REPORT_ALLOWED)260 OCTET_COLUMN_NAME_MAP.put(PduHeaders.REPORT_ALLOWED, Mms.REPORT_ALLOWED); OCTET_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_STATUS, Mms.RETRIEVE_STATUS)261 OCTET_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_STATUS, Mms.RETRIEVE_STATUS); OCTET_COLUMN_NAME_MAP.put(PduHeaders.STATUS, Mms.STATUS)262 OCTET_COLUMN_NAME_MAP.put(PduHeaders.STATUS, Mms.STATUS); 263 264 // Long field code -> column index/name map. 265 LONG_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>(); LONG_COLUMN_INDEX_MAP.put(PduHeaders.DATE, PDU_COLUMN_DATE)266 LONG_COLUMN_INDEX_MAP.put(PduHeaders.DATE, PDU_COLUMN_DATE); LONG_COLUMN_INDEX_MAP.put(PduHeaders.DELIVERY_TIME, PDU_COLUMN_DELIVERY_TIME)267 LONG_COLUMN_INDEX_MAP.put(PduHeaders.DELIVERY_TIME, PDU_COLUMN_DELIVERY_TIME); LONG_COLUMN_INDEX_MAP.put(PduHeaders.EXPIRY, PDU_COLUMN_EXPIRY)268 LONG_COLUMN_INDEX_MAP.put(PduHeaders.EXPIRY, PDU_COLUMN_EXPIRY); LONG_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_SIZE, PDU_COLUMN_MESSAGE_SIZE)269 LONG_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_SIZE, PDU_COLUMN_MESSAGE_SIZE); 270 271 LONG_COLUMN_NAME_MAP = new HashMap<Integer, String>(); LONG_COLUMN_NAME_MAP.put(PduHeaders.DATE, Mms.DATE)272 LONG_COLUMN_NAME_MAP.put(PduHeaders.DATE, Mms.DATE); LONG_COLUMN_NAME_MAP.put(PduHeaders.DELIVERY_TIME, Mms.DELIVERY_TIME)273 LONG_COLUMN_NAME_MAP.put(PduHeaders.DELIVERY_TIME, Mms.DELIVERY_TIME); LONG_COLUMN_NAME_MAP.put(PduHeaders.EXPIRY, Mms.EXPIRY)274 LONG_COLUMN_NAME_MAP.put(PduHeaders.EXPIRY, Mms.EXPIRY); LONG_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_SIZE, Mms.MESSAGE_SIZE)275 LONG_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_SIZE, Mms.MESSAGE_SIZE); 276 277 PDU_CACHE_INSTANCE = PduCache.getInstance(); 278 } 279 280 private final Context mContext; 281 private final ContentResolver mContentResolver; 282 private final DrmManagerClient mDrmManagerClient; 283 private final TelephonyManager mTelephonyManager; 284 PduPersister(Context context)285 private PduPersister(Context context) { 286 mContext = context; 287 mContentResolver = context.getContentResolver(); 288 mDrmManagerClient = new DrmManagerClient(context); 289 mTelephonyManager = (TelephonyManager)context 290 .getSystemService(Context.TELEPHONY_SERVICE); 291 } 292 293 /** Get(or create if not exist) an instance of PduPersister */ getPduPersister(Context context)294 public static PduPersister getPduPersister(Context context) { 295 if ((sPersister == null)) { 296 sPersister = new PduPersister(context); 297 } else if (!context.equals(sPersister.mContext)) { 298 sPersister.release(); 299 sPersister = new PduPersister(context); 300 } 301 302 return sPersister; 303 } 304 setEncodedStringValueToHeaders( Cursor c, int columnIndex, PduHeaders headers, int mapColumn)305 private void setEncodedStringValueToHeaders( 306 Cursor c, int columnIndex, 307 PduHeaders headers, int mapColumn) { 308 String s = c.getString(columnIndex); 309 if ((s != null) && (s.length() > 0)) { 310 int charsetColumnIndex = CHARSET_COLUMN_INDEX_MAP.get(mapColumn); 311 int charset = c.getInt(charsetColumnIndex); 312 EncodedStringValue value = new EncodedStringValue( 313 charset, getBytes(s)); 314 headers.setEncodedStringValue(value, mapColumn); 315 } 316 } 317 setTextStringToHeaders( Cursor c, int columnIndex, PduHeaders headers, int mapColumn)318 private void setTextStringToHeaders( 319 Cursor c, int columnIndex, 320 PduHeaders headers, int mapColumn) { 321 String s = c.getString(columnIndex); 322 if (s != null) { 323 headers.setTextString(getBytes(s), mapColumn); 324 } 325 } 326 setOctetToHeaders( Cursor c, int columnIndex, PduHeaders headers, int mapColumn)327 private void setOctetToHeaders( 328 Cursor c, int columnIndex, 329 PduHeaders headers, int mapColumn) throws InvalidHeaderValueException { 330 if (!c.isNull(columnIndex)) { 331 int b = c.getInt(columnIndex); 332 headers.setOctet(b, mapColumn); 333 } 334 } 335 setLongToHeaders( Cursor c, int columnIndex, PduHeaders headers, int mapColumn)336 private void setLongToHeaders( 337 Cursor c, int columnIndex, 338 PduHeaders headers, int mapColumn) { 339 if (!c.isNull(columnIndex)) { 340 long l = c.getLong(columnIndex); 341 headers.setLongInteger(l, mapColumn); 342 } 343 } 344 getIntegerFromPartColumn(Cursor c, int columnIndex)345 private Integer getIntegerFromPartColumn(Cursor c, int columnIndex) { 346 if (!c.isNull(columnIndex)) { 347 return c.getInt(columnIndex); 348 } 349 return null; 350 } 351 getByteArrayFromPartColumn(Cursor c, int columnIndex)352 private byte[] getByteArrayFromPartColumn(Cursor c, int columnIndex) { 353 if (!c.isNull(columnIndex)) { 354 return getBytes(c.getString(columnIndex)); 355 } 356 return null; 357 } 358 loadParts(long msgId)359 private PduPart[] loadParts(long msgId) throws MmsException { 360 Cursor c = SqliteWrapper.query(mContext, mContentResolver, 361 Uri.parse("content://mms/" + msgId + "/part"), 362 PART_PROJECTION, null, null, null); 363 364 PduPart[] parts = null; 365 366 try { 367 if ((c == null) || (c.getCount() == 0)) { 368 if (LOCAL_LOGV) { 369 Log.v(TAG, "loadParts(" + msgId + "): no part to load."); 370 } 371 return null; 372 } 373 374 int partCount = c.getCount(); 375 int partIdx = 0; 376 parts = new PduPart[partCount]; 377 while (c.moveToNext()) { 378 PduPart part = new PduPart(); 379 Integer charset = getIntegerFromPartColumn( 380 c, PART_COLUMN_CHARSET); 381 if (charset != null) { 382 part.setCharset(charset); 383 } 384 385 byte[] contentDisposition = getByteArrayFromPartColumn( 386 c, PART_COLUMN_CONTENT_DISPOSITION); 387 if (contentDisposition != null) { 388 part.setContentDisposition(contentDisposition); 389 } 390 391 byte[] contentId = getByteArrayFromPartColumn( 392 c, PART_COLUMN_CONTENT_ID); 393 if (contentId != null) { 394 part.setContentId(contentId); 395 } 396 397 byte[] contentLocation = getByteArrayFromPartColumn( 398 c, PART_COLUMN_CONTENT_LOCATION); 399 if (contentLocation != null) { 400 part.setContentLocation(contentLocation); 401 } 402 403 byte[] contentType = getByteArrayFromPartColumn( 404 c, PART_COLUMN_CONTENT_TYPE); 405 if (contentType != null) { 406 part.setContentType(contentType); 407 } else { 408 throw new MmsException("Content-Type must be set."); 409 } 410 411 byte[] fileName = getByteArrayFromPartColumn( 412 c, PART_COLUMN_FILENAME); 413 if (fileName != null) { 414 part.setFilename(fileName); 415 } 416 417 byte[] name = getByteArrayFromPartColumn( 418 c, PART_COLUMN_NAME); 419 if (name != null) { 420 part.setName(name); 421 } 422 423 // Construct a Uri for this part. 424 long partId = c.getLong(PART_COLUMN_ID); 425 Uri partURI = Uri.parse("content://mms/part/" + partId); 426 part.setDataUri(partURI); 427 428 // For images/audio/video, we won't keep their data in Part 429 // because their renderer accept Uri as source. 430 String type = toIsoString(contentType); 431 if (!ContentType.isImageType(type) 432 && !ContentType.isAudioType(type) 433 && !ContentType.isVideoType(type)) { 434 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 435 InputStream is = null; 436 437 // Store simple string values directly in the database instead of an 438 // external file. This makes the text searchable and retrieval slightly 439 // faster. 440 if (ContentType.TEXT_PLAIN.equals(type) || ContentType.APP_SMIL.equals(type) 441 || ContentType.TEXT_HTML.equals(type)) { 442 String text = c.getString(PART_COLUMN_TEXT); 443 byte [] blob = new EncodedStringValue(text != null ? text : "") 444 .getTextString(); 445 baos.write(blob, 0, blob.length); 446 } else { 447 448 try { 449 is = mContentResolver.openInputStream(partURI); 450 451 byte[] buffer = new byte[256]; 452 int len = is.read(buffer); 453 while (len >= 0) { 454 baos.write(buffer, 0, len); 455 len = is.read(buffer); 456 } 457 } catch (IOException e) { 458 Log.e(TAG, "Failed to load part data", e); 459 c.close(); 460 throw new MmsException(e); 461 } finally { 462 if (is != null) { 463 try { 464 is.close(); 465 } catch (IOException e) { 466 Log.e(TAG, "Failed to close stream", e); 467 } // Ignore 468 } 469 } 470 } 471 part.setData(baos.toByteArray()); 472 } 473 parts[partIdx++] = part; 474 } 475 } finally { 476 if (c != null) { 477 c.close(); 478 } 479 } 480 481 return parts; 482 } 483 loadAddress(long msgId, PduHeaders headers)484 private void loadAddress(long msgId, PduHeaders headers) { 485 Cursor c = SqliteWrapper.query(mContext, mContentResolver, 486 Uri.parse("content://mms/" + msgId + "/addr"), 487 new String[] { Addr.ADDRESS, Addr.CHARSET, Addr.TYPE }, 488 null, null, null); 489 490 if (c != null) { 491 try { 492 while (c.moveToNext()) { 493 String addr = c.getString(0); 494 if (!TextUtils.isEmpty(addr)) { 495 int addrType = c.getInt(2); 496 switch (addrType) { 497 case PduHeaders.FROM: 498 headers.setEncodedStringValue( 499 new EncodedStringValue(c.getInt(1), getBytes(addr)), 500 addrType); 501 break; 502 case PduHeaders.TO: 503 case PduHeaders.CC: 504 case PduHeaders.BCC: 505 headers.appendEncodedStringValue( 506 new EncodedStringValue(c.getInt(1), getBytes(addr)), 507 addrType); 508 break; 509 default: 510 Log.e(TAG, "Unknown address type: " + addrType); 511 break; 512 } 513 } 514 } 515 } finally { 516 c.close(); 517 } 518 } 519 } 520 521 /** 522 * Load a PDU from storage by given Uri. 523 * 524 * @param uri The Uri of the PDU to be loaded. 525 * @return A generic PDU object, it may be cast to dedicated PDU. 526 * @throws MmsException Failed to load some fields of a PDU. 527 */ load(Uri uri)528 public GenericPdu load(Uri uri) throws MmsException { 529 GenericPdu pdu = null; 530 PduCacheEntry cacheEntry = null; 531 int msgBox = 0; 532 long threadId = -1; 533 try { 534 synchronized(PDU_CACHE_INSTANCE) { 535 if (PDU_CACHE_INSTANCE.isUpdating(uri)) { 536 if (LOCAL_LOGV) { 537 Log.v(TAG, "load: " + uri + " blocked by isUpdating()"); 538 } 539 try { 540 PDU_CACHE_INSTANCE.wait(); 541 } catch (InterruptedException e) { 542 Log.e(TAG, "load: ", e); 543 } 544 cacheEntry = PDU_CACHE_INSTANCE.get(uri); 545 if (cacheEntry != null) { 546 return cacheEntry.getPdu(); 547 } 548 } 549 // Tell the cache to indicate to other callers that this item 550 // is currently being updated. 551 PDU_CACHE_INSTANCE.setUpdating(uri, true); 552 } 553 554 Cursor c = SqliteWrapper.query(mContext, mContentResolver, uri, 555 PDU_PROJECTION, null, null, null); 556 PduHeaders headers = new PduHeaders(); 557 Set<Entry<Integer, Integer>> set; 558 long msgId = ContentUris.parseId(uri); 559 560 try { 561 if ((c == null) || (c.getCount() != 1) || !c.moveToFirst()) { 562 throw new MmsException("Bad uri: " + uri); 563 } 564 565 msgBox = c.getInt(PDU_COLUMN_MESSAGE_BOX); 566 threadId = c.getLong(PDU_COLUMN_THREAD_ID); 567 568 set = ENCODED_STRING_COLUMN_INDEX_MAP.entrySet(); 569 for (Entry<Integer, Integer> e : set) { 570 setEncodedStringValueToHeaders( 571 c, e.getValue(), headers, e.getKey()); 572 } 573 574 set = TEXT_STRING_COLUMN_INDEX_MAP.entrySet(); 575 for (Entry<Integer, Integer> e : set) { 576 setTextStringToHeaders( 577 c, e.getValue(), headers, e.getKey()); 578 } 579 580 set = OCTET_COLUMN_INDEX_MAP.entrySet(); 581 for (Entry<Integer, Integer> e : set) { 582 setOctetToHeaders( 583 c, e.getValue(), headers, e.getKey()); 584 } 585 586 set = LONG_COLUMN_INDEX_MAP.entrySet(); 587 for (Entry<Integer, Integer> e : set) { 588 setLongToHeaders( 589 c, e.getValue(), headers, e.getKey()); 590 } 591 } finally { 592 if (c != null) { 593 c.close(); 594 } 595 } 596 597 // Check whether 'msgId' has been assigned a valid value. 598 if (msgId == -1L) { 599 throw new MmsException("Error! ID of the message: -1."); 600 } 601 602 // Load address information of the MM. 603 loadAddress(msgId, headers); 604 605 int msgType = headers.getOctet(PduHeaders.MESSAGE_TYPE); 606 PduBody body = new PduBody(); 607 608 // For PDU which type is M_retrieve.conf or Send.req, we should 609 // load multiparts and put them into the body of the PDU. 610 if ((msgType == PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF) 611 || (msgType == PduHeaders.MESSAGE_TYPE_SEND_REQ)) { 612 PduPart[] parts = loadParts(msgId); 613 if (parts != null) { 614 int partsNum = parts.length; 615 for (int i = 0; i < partsNum; i++) { 616 body.addPart(parts[i]); 617 } 618 } 619 } 620 621 switch (msgType) { 622 case PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND: 623 pdu = new NotificationInd(headers); 624 break; 625 case PduHeaders.MESSAGE_TYPE_DELIVERY_IND: 626 pdu = new DeliveryInd(headers); 627 break; 628 case PduHeaders.MESSAGE_TYPE_READ_ORIG_IND: 629 pdu = new ReadOrigInd(headers); 630 break; 631 case PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF: 632 pdu = new RetrieveConf(headers, body); 633 break; 634 case PduHeaders.MESSAGE_TYPE_SEND_REQ: 635 pdu = new SendReq(headers, body); 636 break; 637 case PduHeaders.MESSAGE_TYPE_ACKNOWLEDGE_IND: 638 pdu = new AcknowledgeInd(headers); 639 break; 640 case PduHeaders.MESSAGE_TYPE_NOTIFYRESP_IND: 641 pdu = new NotifyRespInd(headers); 642 break; 643 case PduHeaders.MESSAGE_TYPE_READ_REC_IND: 644 pdu = new ReadRecInd(headers); 645 break; 646 case PduHeaders.MESSAGE_TYPE_SEND_CONF: 647 case PduHeaders.MESSAGE_TYPE_FORWARD_REQ: 648 case PduHeaders.MESSAGE_TYPE_FORWARD_CONF: 649 case PduHeaders.MESSAGE_TYPE_MBOX_STORE_REQ: 650 case PduHeaders.MESSAGE_TYPE_MBOX_STORE_CONF: 651 case PduHeaders.MESSAGE_TYPE_MBOX_VIEW_REQ: 652 case PduHeaders.MESSAGE_TYPE_MBOX_VIEW_CONF: 653 case PduHeaders.MESSAGE_TYPE_MBOX_UPLOAD_REQ: 654 case PduHeaders.MESSAGE_TYPE_MBOX_UPLOAD_CONF: 655 case PduHeaders.MESSAGE_TYPE_MBOX_DELETE_REQ: 656 case PduHeaders.MESSAGE_TYPE_MBOX_DELETE_CONF: 657 case PduHeaders.MESSAGE_TYPE_MBOX_DESCR: 658 case PduHeaders.MESSAGE_TYPE_DELETE_REQ: 659 case PduHeaders.MESSAGE_TYPE_DELETE_CONF: 660 case PduHeaders.MESSAGE_TYPE_CANCEL_REQ: 661 case PduHeaders.MESSAGE_TYPE_CANCEL_CONF: 662 throw new MmsException( 663 "Unsupported PDU type: " + Integer.toHexString(msgType)); 664 665 default: 666 throw new MmsException( 667 "Unrecognized PDU type: " + Integer.toHexString(msgType)); 668 } 669 } finally { 670 synchronized(PDU_CACHE_INSTANCE) { 671 if (pdu != null) { 672 assert(PDU_CACHE_INSTANCE.get(uri) == null); 673 // Update the cache entry with the real info 674 cacheEntry = new PduCacheEntry(pdu, msgBox, threadId); 675 PDU_CACHE_INSTANCE.put(uri, cacheEntry); 676 } 677 PDU_CACHE_INSTANCE.setUpdating(uri, false); 678 PDU_CACHE_INSTANCE.notifyAll(); // tell anybody waiting on this entry to go ahead 679 } 680 } 681 return pdu; 682 } 683 persistAddress( long msgId, int type, EncodedStringValue[] array)684 private void persistAddress( 685 long msgId, int type, EncodedStringValue[] array) { 686 ContentValues values = new ContentValues(3); 687 688 for (EncodedStringValue addr : array) { 689 values.clear(); // Clear all values first. 690 values.put(Addr.ADDRESS, toIsoString(addr.getTextString())); 691 values.put(Addr.CHARSET, addr.getCharacterSet()); 692 values.put(Addr.TYPE, type); 693 694 Uri uri = Uri.parse("content://mms/" + msgId + "/addr"); 695 SqliteWrapper.insert(mContext, mContentResolver, uri, values); 696 } 697 } 698 getPartContentType(PduPart part)699 private static String getPartContentType(PduPart part) { 700 return part.getContentType() == null ? null : toIsoString(part.getContentType()); 701 } 702 persistPart(PduPart part, long msgId, HashMap<Uri, InputStream> preOpenedFiles)703 public Uri persistPart(PduPart part, long msgId, HashMap<Uri, InputStream> preOpenedFiles) 704 throws MmsException { 705 Uri uri = Uri.parse("content://mms/" + msgId + "/part"); 706 ContentValues values = new ContentValues(8); 707 708 int charset = part.getCharset(); 709 if (charset != 0 ) { 710 values.put(Part.CHARSET, charset); 711 } 712 713 String contentType = getPartContentType(part); 714 if (contentType != null) { 715 // There is no "image/jpg" in Android (and it's an invalid mimetype). 716 // Change it to "image/jpeg" 717 if (ContentType.IMAGE_JPG.equals(contentType)) { 718 contentType = ContentType.IMAGE_JPEG; 719 } 720 721 values.put(Part.CONTENT_TYPE, contentType); 722 // To ensure the SMIL part is always the first part. 723 if (ContentType.APP_SMIL.equals(contentType)) { 724 values.put(Part.SEQ, -1); 725 } 726 } else { 727 throw new MmsException("MIME type of the part must be set."); 728 } 729 730 if (part.getFilename() != null) { 731 String fileName = new String(part.getFilename()); 732 values.put(Part.FILENAME, fileName); 733 } 734 735 if (part.getName() != null) { 736 String name = new String(part.getName()); 737 values.put(Part.NAME, name); 738 } 739 740 Object value = null; 741 if (part.getContentDisposition() != null) { 742 value = toIsoString(part.getContentDisposition()); 743 values.put(Part.CONTENT_DISPOSITION, (String) value); 744 } 745 746 if (part.getContentId() != null) { 747 value = toIsoString(part.getContentId()); 748 values.put(Part.CONTENT_ID, (String) value); 749 } 750 751 if (part.getContentLocation() != null) { 752 value = toIsoString(part.getContentLocation()); 753 values.put(Part.CONTENT_LOCATION, (String) value); 754 } 755 756 Uri res = SqliteWrapper.insert(mContext, mContentResolver, uri, values); 757 if (res == null) { 758 throw new MmsException("Failed to persist part, return null."); 759 } 760 761 persistData(part, res, contentType, preOpenedFiles); 762 // After successfully store the data, we should update 763 // the dataUri of the part. 764 part.setDataUri(res); 765 766 return res; 767 } 768 769 /** 770 * Save data of the part into storage. The source data may be given 771 * by a byte[] or a Uri. If it's a byte[], directly save it 772 * into storage, otherwise load source data from the dataUri and then 773 * save it. If the data is an image, we may scale down it according 774 * to user preference. 775 * 776 * @param part The PDU part which contains data to be saved. 777 * @param uri The URI of the part. 778 * @param contentType The MIME type of the part. 779 * @param preOpenedFiles if not null, a map of preopened InputStreams for the parts. 780 * @throws MmsException Cannot find source data or error occurred 781 * while saving the data. 782 */ persistData(PduPart part, Uri uri, String contentType, HashMap<Uri, InputStream> preOpenedFiles)783 private void persistData(PduPart part, Uri uri, 784 String contentType, HashMap<Uri, InputStream> preOpenedFiles) 785 throws MmsException { 786 OutputStream os = null; 787 InputStream is = null; 788 DrmConvertSession drmConvertSession = null; 789 Uri dataUri = null; 790 String path = null; 791 792 try { 793 byte[] data = part.getData(); 794 if (ContentType.TEXT_PLAIN.equals(contentType) 795 || ContentType.APP_SMIL.equals(contentType) 796 || ContentType.TEXT_HTML.equals(contentType)) { 797 ContentValues cv = new ContentValues(); 798 if (data == null) { 799 data = new String("").getBytes(CharacterSets.DEFAULT_CHARSET_NAME); 800 } 801 cv.put(Telephony.Mms.Part.TEXT, new EncodedStringValue(data).getString()); 802 if (mContentResolver.update(uri, cv, null, null) != 1) { 803 throw new MmsException("unable to update " + uri.toString()); 804 } 805 } else { 806 boolean isDrm = DownloadDrmHelper.isDrmConvertNeeded(contentType); 807 if (isDrm) { 808 if (uri != null) { 809 try { 810 path = convertUriToPath(mContext, uri); 811 if (LOCAL_LOGV) { 812 Log.v(TAG, "drm uri: " + uri + " path: " + path); 813 } 814 File f = new File(path); 815 long len = f.length(); 816 if (LOCAL_LOGV) { 817 Log.v(TAG, "drm path: " + path + " len: " + len); 818 } 819 if (len > 0) { 820 // we're not going to re-persist and re-encrypt an already 821 // converted drm file 822 return; 823 } 824 } catch (Exception e) { 825 Log.e(TAG, "Can't get file info for: " + part.getDataUri(), e); 826 } 827 } 828 // We haven't converted the file yet, start the conversion 829 drmConvertSession = DrmConvertSession.open(mContext, contentType); 830 if (drmConvertSession == null) { 831 throw new MmsException("Mimetype " + contentType + 832 " can not be converted."); 833 } 834 } 835 // uri can look like: 836 // content://mms/part/98 837 os = mContentResolver.openOutputStream(uri); 838 if (data == null) { 839 dataUri = part.getDataUri(); 840 if ((dataUri == null) || (dataUri == uri)) { 841 Log.w(TAG, "Can't find data for this part."); 842 return; 843 } 844 // dataUri can look like: 845 // content://com.google.android.gallery3d.provider/picasa/item/5720646660183715586 846 if (preOpenedFiles != null && preOpenedFiles.containsKey(dataUri)) { 847 is = preOpenedFiles.get(dataUri); 848 } 849 if (is == null) { 850 is = mContentResolver.openInputStream(dataUri); 851 } 852 853 if (LOCAL_LOGV) { 854 Log.v(TAG, "Saving data to: " + uri); 855 } 856 857 byte[] buffer = new byte[8192]; 858 for (int len = 0; (len = is.read(buffer)) != -1; ) { 859 if (!isDrm) { 860 os.write(buffer, 0, len); 861 } else { 862 byte[] convertedData = drmConvertSession.convert(buffer, len); 863 if (convertedData != null) { 864 os.write(convertedData, 0, convertedData.length); 865 } else { 866 throw new MmsException("Error converting drm data."); 867 } 868 } 869 } 870 } else { 871 if (LOCAL_LOGV) { 872 Log.v(TAG, "Saving data to: " + uri); 873 } 874 if (!isDrm) { 875 os.write(data); 876 } else { 877 dataUri = uri; 878 byte[] convertedData = drmConvertSession.convert(data, data.length); 879 if (convertedData != null) { 880 os.write(convertedData, 0, convertedData.length); 881 } else { 882 throw new MmsException("Error converting drm data."); 883 } 884 } 885 } 886 } 887 } catch (FileNotFoundException e) { 888 Log.e(TAG, "Failed to open Input/Output stream.", e); 889 throw new MmsException(e); 890 } catch (IOException e) { 891 Log.e(TAG, "Failed to read/write data.", e); 892 throw new MmsException(e); 893 } finally { 894 if (os != null) { 895 try { 896 os.close(); 897 } catch (IOException e) { 898 Log.e(TAG, "IOException while closing: " + os, e); 899 } // Ignore 900 } 901 if (is != null) { 902 try { 903 is.close(); 904 } catch (IOException e) { 905 Log.e(TAG, "IOException while closing: " + is, e); 906 } // Ignore 907 } 908 if (drmConvertSession != null) { 909 drmConvertSession.close(path); 910 911 // Reset the permissions on the encrypted part file so everyone has only read 912 // permission. 913 File f = new File(path); 914 ContentValues values = new ContentValues(0); 915 SqliteWrapper.update(mContext, mContentResolver, 916 Uri.parse("content://mms/resetFilePerm/" + f.getName()), 917 values, null, null); 918 } 919 } 920 } 921 922 /** 923 * This method expects uri in the following format 924 * content://media/<table_name>/<row_index> (or) 925 * file://sdcard/test.mp4 926 * http://test.com/test.mp4 927 * 928 * Here <table_name> shall be "video" or "audio" or "images" 929 * <row_index> the index of the content in given table 930 */ convertUriToPath(Context context, Uri uri)931 static public String convertUriToPath(Context context, Uri uri) { 932 String path = null; 933 if (null != uri) { 934 String scheme = uri.getScheme(); 935 if (null == scheme || scheme.equals("") || 936 scheme.equals(ContentResolver.SCHEME_FILE)) { 937 path = uri.getPath(); 938 939 } else if (scheme.equals("http")) { 940 path = uri.toString(); 941 942 } else if (scheme.equals(ContentResolver.SCHEME_CONTENT)) { 943 String[] projection = new String[] {MediaStore.MediaColumns.DATA}; 944 Cursor cursor = null; 945 try { 946 cursor = context.getContentResolver().query(uri, projection, null, 947 null, null); 948 if (null == cursor || 0 == cursor.getCount() || !cursor.moveToFirst()) { 949 throw new IllegalArgumentException("Given Uri could not be found" + 950 " in media store"); 951 } 952 int pathIndex = cursor.getColumnIndexOrThrow(MediaStore.MediaColumns.DATA); 953 path = cursor.getString(pathIndex); 954 } catch (SQLiteException e) { 955 throw new IllegalArgumentException("Given Uri is not formatted in a way " + 956 "so that it can be found in media store."); 957 } finally { 958 if (null != cursor) { 959 cursor.close(); 960 } 961 } 962 } else { 963 throw new IllegalArgumentException("Given Uri scheme is not supported"); 964 } 965 } 966 return path; 967 } 968 updateAddress( long msgId, int type, EncodedStringValue[] array)969 private void updateAddress( 970 long msgId, int type, EncodedStringValue[] array) { 971 // Delete old address information and then insert new ones. 972 SqliteWrapper.delete(mContext, mContentResolver, 973 Uri.parse("content://mms/" + msgId + "/addr"), 974 Addr.TYPE + "=" + type, null); 975 976 persistAddress(msgId, type, array); 977 } 978 979 /** 980 * Update headers of a SendReq. 981 * 982 * @param uri The PDU which need to be updated. 983 * @param pdu New headers. 984 * @throws MmsException Bad URI or updating failed. 985 */ updateHeaders(Uri uri, SendReq sendReq)986 public void updateHeaders(Uri uri, SendReq sendReq) { 987 synchronized(PDU_CACHE_INSTANCE) { 988 // If the cache item is getting updated, wait until it's done updating before 989 // purging it. 990 if (PDU_CACHE_INSTANCE.isUpdating(uri)) { 991 if (LOCAL_LOGV) { 992 Log.v(TAG, "updateHeaders: " + uri + " blocked by isUpdating()"); 993 } 994 try { 995 PDU_CACHE_INSTANCE.wait(); 996 } catch (InterruptedException e) { 997 Log.e(TAG, "updateHeaders: ", e); 998 } 999 } 1000 } 1001 PDU_CACHE_INSTANCE.purge(uri); 1002 1003 ContentValues values = new ContentValues(10); 1004 byte[] contentType = sendReq.getContentType(); 1005 if (contentType != null) { 1006 values.put(Mms.CONTENT_TYPE, toIsoString(contentType)); 1007 } 1008 1009 long date = sendReq.getDate(); 1010 if (date != -1) { 1011 values.put(Mms.DATE, date); 1012 } 1013 1014 int deliveryReport = sendReq.getDeliveryReport(); 1015 if (deliveryReport != 0) { 1016 values.put(Mms.DELIVERY_REPORT, deliveryReport); 1017 } 1018 1019 long expiry = sendReq.getExpiry(); 1020 if (expiry != -1) { 1021 values.put(Mms.EXPIRY, expiry); 1022 } 1023 1024 byte[] msgClass = sendReq.getMessageClass(); 1025 if (msgClass != null) { 1026 values.put(Mms.MESSAGE_CLASS, toIsoString(msgClass)); 1027 } 1028 1029 int priority = sendReq.getPriority(); 1030 if (priority != 0) { 1031 values.put(Mms.PRIORITY, priority); 1032 } 1033 1034 int readReport = sendReq.getReadReport(); 1035 if (readReport != 0) { 1036 values.put(Mms.READ_REPORT, readReport); 1037 } 1038 1039 byte[] transId = sendReq.getTransactionId(); 1040 if (transId != null) { 1041 values.put(Mms.TRANSACTION_ID, toIsoString(transId)); 1042 } 1043 1044 EncodedStringValue subject = sendReq.getSubject(); 1045 if (subject != null) { 1046 values.put(Mms.SUBJECT, toIsoString(subject.getTextString())); 1047 values.put(Mms.SUBJECT_CHARSET, subject.getCharacterSet()); 1048 } else { 1049 values.put(Mms.SUBJECT, ""); 1050 } 1051 1052 long messageSize = sendReq.getMessageSize(); 1053 if (messageSize > 0) { 1054 values.put(Mms.MESSAGE_SIZE, messageSize); 1055 } 1056 1057 PduHeaders headers = sendReq.getPduHeaders(); 1058 HashSet<String> recipients = new HashSet<String>(); 1059 for (int addrType : ADDRESS_FIELDS) { 1060 EncodedStringValue[] array = null; 1061 if (addrType == PduHeaders.FROM) { 1062 EncodedStringValue v = headers.getEncodedStringValue(addrType); 1063 if (v != null) { 1064 array = new EncodedStringValue[1]; 1065 array[0] = v; 1066 } 1067 } else { 1068 array = headers.getEncodedStringValues(addrType); 1069 } 1070 1071 if (array != null) { 1072 long msgId = ContentUris.parseId(uri); 1073 updateAddress(msgId, addrType, array); 1074 if (addrType == PduHeaders.TO) { 1075 for (EncodedStringValue v : array) { 1076 if (v != null) { 1077 recipients.add(v.getString()); 1078 } 1079 } 1080 } 1081 } 1082 } 1083 if (!recipients.isEmpty()) { 1084 long threadId = Threads.getOrCreateThreadId(mContext, recipients); 1085 values.put(Mms.THREAD_ID, threadId); 1086 } 1087 1088 SqliteWrapper.update(mContext, mContentResolver, uri, values, null, null); 1089 } 1090 updatePart(Uri uri, PduPart part, HashMap<Uri, InputStream> preOpenedFiles)1091 private void updatePart(Uri uri, PduPart part, HashMap<Uri, InputStream> preOpenedFiles) 1092 throws MmsException { 1093 ContentValues values = new ContentValues(7); 1094 1095 int charset = part.getCharset(); 1096 if (charset != 0 ) { 1097 values.put(Part.CHARSET, charset); 1098 } 1099 1100 String contentType = null; 1101 if (part.getContentType() != null) { 1102 contentType = toIsoString(part.getContentType()); 1103 values.put(Part.CONTENT_TYPE, contentType); 1104 } else { 1105 throw new MmsException("MIME type of the part must be set."); 1106 } 1107 1108 if (part.getFilename() != null) { 1109 String fileName = new String(part.getFilename()); 1110 values.put(Part.FILENAME, fileName); 1111 } 1112 1113 if (part.getName() != null) { 1114 String name = new String(part.getName()); 1115 values.put(Part.NAME, name); 1116 } 1117 1118 Object value = null; 1119 if (part.getContentDisposition() != null) { 1120 value = toIsoString(part.getContentDisposition()); 1121 values.put(Part.CONTENT_DISPOSITION, (String) value); 1122 } 1123 1124 if (part.getContentId() != null) { 1125 value = toIsoString(part.getContentId()); 1126 values.put(Part.CONTENT_ID, (String) value); 1127 } 1128 1129 if (part.getContentLocation() != null) { 1130 value = toIsoString(part.getContentLocation()); 1131 values.put(Part.CONTENT_LOCATION, (String) value); 1132 } 1133 1134 SqliteWrapper.update(mContext, mContentResolver, uri, values, null, null); 1135 1136 // Only update the data when: 1137 // 1. New binary data supplied or 1138 // 2. The Uri of the part is different from the current one. 1139 if ((part.getData() != null) 1140 || (uri != part.getDataUri())) { 1141 persistData(part, uri, contentType, preOpenedFiles); 1142 } 1143 } 1144 1145 /** 1146 * Update all parts of a PDU. 1147 * 1148 * @param uri The PDU which need to be updated. 1149 * @param body New message body of the PDU. 1150 * @param preOpenedFiles if not null, a map of preopened InputStreams for the parts. 1151 * @throws MmsException Bad URI or updating failed. 1152 */ updateParts(Uri uri, PduBody body, HashMap<Uri, InputStream> preOpenedFiles)1153 public void updateParts(Uri uri, PduBody body, HashMap<Uri, InputStream> preOpenedFiles) 1154 throws MmsException { 1155 try { 1156 PduCacheEntry cacheEntry; 1157 synchronized(PDU_CACHE_INSTANCE) { 1158 if (PDU_CACHE_INSTANCE.isUpdating(uri)) { 1159 if (LOCAL_LOGV) { 1160 Log.v(TAG, "updateParts: " + uri + " blocked by isUpdating()"); 1161 } 1162 try { 1163 PDU_CACHE_INSTANCE.wait(); 1164 } catch (InterruptedException e) { 1165 Log.e(TAG, "updateParts: ", e); 1166 } 1167 cacheEntry = PDU_CACHE_INSTANCE.get(uri); 1168 if (cacheEntry != null) { 1169 ((MultimediaMessagePdu) cacheEntry.getPdu()).setBody(body); 1170 } 1171 } 1172 // Tell the cache to indicate to other callers that this item 1173 // is currently being updated. 1174 PDU_CACHE_INSTANCE.setUpdating(uri, true); 1175 } 1176 1177 ArrayList<PduPart> toBeCreated = new ArrayList<PduPart>(); 1178 HashMap<Uri, PduPart> toBeUpdated = new HashMap<Uri, PduPart>(); 1179 1180 int partsNum = body.getPartsNum(); 1181 StringBuilder filter = new StringBuilder().append('('); 1182 for (int i = 0; i < partsNum; i++) { 1183 PduPart part = body.getPart(i); 1184 Uri partUri = part.getDataUri(); 1185 if ((partUri == null) || !partUri.getAuthority().startsWith("mms")) { 1186 toBeCreated.add(part); 1187 } else { 1188 toBeUpdated.put(partUri, part); 1189 1190 // Don't use 'i > 0' to determine whether we should append 1191 // 'AND' since 'i = 0' may be skipped in another branch. 1192 if (filter.length() > 1) { 1193 filter.append(" AND "); 1194 } 1195 1196 filter.append(Part._ID); 1197 filter.append("!="); 1198 DatabaseUtils.appendEscapedSQLString(filter, partUri.getLastPathSegment()); 1199 } 1200 } 1201 filter.append(')'); 1202 1203 long msgId = ContentUris.parseId(uri); 1204 1205 // Remove the parts which doesn't exist anymore. 1206 SqliteWrapper.delete(mContext, mContentResolver, 1207 Uri.parse(Mms.CONTENT_URI + "/" + msgId + "/part"), 1208 filter.length() > 2 ? filter.toString() : null, null); 1209 1210 // Create new parts which didn't exist before. 1211 for (PduPart part : toBeCreated) { 1212 persistPart(part, msgId, preOpenedFiles); 1213 } 1214 1215 // Update the modified parts. 1216 for (Map.Entry<Uri, PduPart> e : toBeUpdated.entrySet()) { 1217 updatePart(e.getKey(), e.getValue(), preOpenedFiles); 1218 } 1219 } finally { 1220 synchronized(PDU_CACHE_INSTANCE) { 1221 PDU_CACHE_INSTANCE.setUpdating(uri, false); 1222 PDU_CACHE_INSTANCE.notifyAll(); 1223 } 1224 } 1225 } 1226 1227 /** 1228 * Persist a PDU object to specific location in the storage. 1229 * 1230 * @param pdu The PDU object to be stored. 1231 * @param uri Where to store the given PDU object. 1232 * @param createThreadId if true, this function may create a thread id for the recipients 1233 * @param groupMmsEnabled if true, all of the recipients addressed in the PDU will be used 1234 * to create the associated thread. When false, only the sender will be used in finding or 1235 * creating the appropriate thread or conversation. 1236 * @param preOpenedFiles if not null, a map of preopened InputStreams for the parts. 1237 * @return A Uri which can be used to access the stored PDU. 1238 */ 1239 persist(GenericPdu pdu, Uri uri, boolean createThreadId, boolean groupMmsEnabled, HashMap<Uri, InputStream> preOpenedFiles)1240 public Uri persist(GenericPdu pdu, Uri uri, boolean createThreadId, boolean groupMmsEnabled, 1241 HashMap<Uri, InputStream> preOpenedFiles) 1242 throws MmsException { 1243 if (uri == null) { 1244 throw new MmsException("Uri may not be null."); 1245 } 1246 long msgId = -1; 1247 try { 1248 msgId = ContentUris.parseId(uri); 1249 } catch (NumberFormatException e) { 1250 // the uri ends with "inbox" or something else like that 1251 } 1252 boolean existingUri = msgId != -1; 1253 1254 if (!existingUri && MESSAGE_BOX_MAP.get(uri) == null) { 1255 throw new MmsException( 1256 "Bad destination, must be one of " 1257 + "content://mms/inbox, content://mms/sent, " 1258 + "content://mms/drafts, content://mms/outbox, " 1259 + "content://mms/temp."); 1260 } 1261 synchronized(PDU_CACHE_INSTANCE) { 1262 // If the cache item is getting updated, wait until it's done updating before 1263 // purging it. 1264 if (PDU_CACHE_INSTANCE.isUpdating(uri)) { 1265 if (LOCAL_LOGV) { 1266 Log.v(TAG, "persist: " + uri + " blocked by isUpdating()"); 1267 } 1268 try { 1269 PDU_CACHE_INSTANCE.wait(); 1270 } catch (InterruptedException e) { 1271 Log.e(TAG, "persist1: ", e); 1272 } 1273 } 1274 } 1275 PDU_CACHE_INSTANCE.purge(uri); 1276 1277 PduHeaders header = pdu.getPduHeaders(); 1278 PduBody body = null; 1279 ContentValues values = new ContentValues(); 1280 Set<Entry<Integer, String>> set; 1281 1282 set = ENCODED_STRING_COLUMN_NAME_MAP.entrySet(); 1283 for (Entry<Integer, String> e : set) { 1284 int field = e.getKey(); 1285 EncodedStringValue encodedString = header.getEncodedStringValue(field); 1286 if (encodedString != null) { 1287 String charsetColumn = CHARSET_COLUMN_NAME_MAP.get(field); 1288 values.put(e.getValue(), toIsoString(encodedString.getTextString())); 1289 values.put(charsetColumn, encodedString.getCharacterSet()); 1290 } 1291 } 1292 1293 set = TEXT_STRING_COLUMN_NAME_MAP.entrySet(); 1294 for (Entry<Integer, String> e : set){ 1295 byte[] text = header.getTextString(e.getKey()); 1296 if (text != null) { 1297 values.put(e.getValue(), toIsoString(text)); 1298 } 1299 } 1300 1301 set = OCTET_COLUMN_NAME_MAP.entrySet(); 1302 for (Entry<Integer, String> e : set){ 1303 int b = header.getOctet(e.getKey()); 1304 if (b != 0) { 1305 values.put(e.getValue(), b); 1306 } 1307 } 1308 1309 set = LONG_COLUMN_NAME_MAP.entrySet(); 1310 for (Entry<Integer, String> e : set){ 1311 long l = header.getLongInteger(e.getKey()); 1312 if (l != -1L) { 1313 values.put(e.getValue(), l); 1314 } 1315 } 1316 1317 HashMap<Integer, EncodedStringValue[]> addressMap = 1318 new HashMap<Integer, EncodedStringValue[]>(ADDRESS_FIELDS.length); 1319 // Save address information. 1320 for (int addrType : ADDRESS_FIELDS) { 1321 EncodedStringValue[] array = null; 1322 if (addrType == PduHeaders.FROM) { 1323 EncodedStringValue v = header.getEncodedStringValue(addrType); 1324 if (v != null) { 1325 array = new EncodedStringValue[1]; 1326 array[0] = v; 1327 } 1328 } else { 1329 array = header.getEncodedStringValues(addrType); 1330 } 1331 addressMap.put(addrType, array); 1332 } 1333 1334 HashSet<String> recipients = new HashSet<String>(); 1335 int msgType = pdu.getMessageType(); 1336 // Here we only allocate thread ID for M-Notification.ind, 1337 // M-Retrieve.conf and M-Send.req. 1338 // Some of other PDU types may be allocated a thread ID outside 1339 // this scope. 1340 if ((msgType == PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND) 1341 || (msgType == PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF) 1342 || (msgType == PduHeaders.MESSAGE_TYPE_SEND_REQ)) { 1343 switch (msgType) { 1344 case PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND: 1345 case PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF: 1346 loadRecipients(PduHeaders.FROM, recipients, addressMap, false); 1347 1348 // For received messages when group MMS is enabled, we want to associate this 1349 // message with the thread composed of all the recipients -- all but our own 1350 // number, that is. This includes the person who sent the 1351 // message or the FROM field (above) in addition to the other people the message 1352 // was addressed to or the TO field. Our own number is in that TO field and 1353 // we have to ignore it in loadRecipients. 1354 if (groupMmsEnabled) { 1355 loadRecipients(PduHeaders.TO, recipients, addressMap, true); 1356 1357 // Also load any numbers in the CC field to address group messaging 1358 // compatibility issues with devices that place numbers in this field 1359 // for group messages. 1360 loadRecipients(PduHeaders.CC, recipients, addressMap, true); 1361 } 1362 break; 1363 case PduHeaders.MESSAGE_TYPE_SEND_REQ: 1364 loadRecipients(PduHeaders.TO, recipients, addressMap, false); 1365 break; 1366 } 1367 long threadId = 0; 1368 if (createThreadId && !recipients.isEmpty()) { 1369 // Given all the recipients associated with this message, find (or create) the 1370 // correct thread. 1371 threadId = Threads.getOrCreateThreadId(mContext, recipients); 1372 } 1373 values.put(Mms.THREAD_ID, threadId); 1374 } 1375 1376 // Save parts first to avoid inconsistent message is loaded 1377 // while saving the parts. 1378 long dummyId = System.currentTimeMillis(); // Dummy ID of the msg. 1379 1380 // Figure out if this PDU is a text-only message 1381 boolean textOnly = true; 1382 1383 // Sum up the total message size 1384 int messageSize = 0; 1385 1386 // Get body if the PDU is a RetrieveConf or SendReq. 1387 if (pdu instanceof MultimediaMessagePdu) { 1388 body = ((MultimediaMessagePdu) pdu).getBody(); 1389 // Start saving parts if necessary. 1390 if (body != null) { 1391 int partsNum = body.getPartsNum(); 1392 if (partsNum > 2) { 1393 // For a text-only message there will be two parts: 1-the SMIL, 2-the text. 1394 // Down a few lines below we're checking to make sure we've only got SMIL or 1395 // text. We also have to check then we don't have more than two parts. 1396 // Otherwise, a slideshow with two text slides would be marked as textOnly. 1397 textOnly = false; 1398 } 1399 for (int i = 0; i < partsNum; i++) { 1400 PduPart part = body.getPart(i); 1401 messageSize += part.getDataLength(); 1402 persistPart(part, dummyId, preOpenedFiles); 1403 1404 // If we've got anything besides text/plain or SMIL part, then we've got 1405 // an mms message with some other type of attachment. 1406 String contentType = getPartContentType(part); 1407 if (contentType != null && !ContentType.APP_SMIL.equals(contentType) 1408 && !ContentType.TEXT_PLAIN.equals(contentType)) { 1409 textOnly = false; 1410 } 1411 } 1412 } 1413 } 1414 // Record whether this mms message is a simple plain text or not. This is a hint for the 1415 // UI. 1416 values.put(Mms.TEXT_ONLY, textOnly ? 1 : 0); 1417 // The message-size might already have been inserted when parsing the 1418 // PDU header. If not, then we insert the message size as well. 1419 if (values.getAsInteger(Mms.MESSAGE_SIZE) == null) { 1420 values.put(Mms.MESSAGE_SIZE, messageSize); 1421 } 1422 1423 Uri res = null; 1424 if (existingUri) { 1425 res = uri; 1426 SqliteWrapper.update(mContext, mContentResolver, res, values, null, null); 1427 } else { 1428 res = SqliteWrapper.insert(mContext, mContentResolver, uri, values); 1429 if (res == null) { 1430 throw new MmsException("persist() failed: return null."); 1431 } 1432 // Get the real ID of the PDU and update all parts which were 1433 // saved with the dummy ID. 1434 msgId = ContentUris.parseId(res); 1435 } 1436 1437 values = new ContentValues(1); 1438 values.put(Part.MSG_ID, msgId); 1439 SqliteWrapper.update(mContext, mContentResolver, 1440 Uri.parse("content://mms/" + dummyId + "/part"), 1441 values, null, null); 1442 // We should return the longest URI of the persisted PDU, for 1443 // example, if input URI is "content://mms/inbox" and the _ID of 1444 // persisted PDU is '8', we should return "content://mms/inbox/8" 1445 // instead of "content://mms/8". 1446 // FIXME: Should the MmsProvider be responsible for this??? 1447 if (!existingUri) { 1448 res = Uri.parse(uri + "/" + msgId); 1449 } 1450 1451 // Save address information. 1452 for (int addrType : ADDRESS_FIELDS) { 1453 EncodedStringValue[] array = addressMap.get(addrType); 1454 if (array != null) { 1455 persistAddress(msgId, addrType, array); 1456 } 1457 } 1458 1459 return res; 1460 } 1461 1462 /** 1463 * For a given address type, extract the recipients from the headers. 1464 * 1465 * @param addressType can be PduHeaders.FROM, PduHeaders.TO or PduHeaders.CC 1466 * @param recipients a HashSet that is loaded with the recipients from the FROM, TO or CC headers 1467 * @param addressMap a HashMap of the addresses from the ADDRESS_FIELDS header 1468 * @param excludeMyNumber if true, the number of this phone will be excluded from recipients 1469 */ loadRecipients(int addressType, HashSet<String> recipients, HashMap<Integer, EncodedStringValue[]> addressMap, boolean excludeMyNumber)1470 private void loadRecipients(int addressType, HashSet<String> recipients, 1471 HashMap<Integer, EncodedStringValue[]> addressMap, boolean excludeMyNumber) { 1472 EncodedStringValue[] array = addressMap.get(addressType); 1473 if (array == null) { 1474 return; 1475 } 1476 // If the TO recipients is only a single address, then we can skip loadRecipients when 1477 // we're excluding our own number because we know that address is our own. 1478 if (excludeMyNumber && array.length == 1) { 1479 return; 1480 } 1481 String myNumber = excludeMyNumber ? mTelephonyManager.getLine1Number() : null; 1482 for (EncodedStringValue v : array) { 1483 if (v != null) { 1484 String number = v.getString(); 1485 if ((myNumber == null || !PhoneNumberUtils.compare(number, myNumber)) && 1486 !recipients.contains(number)) { 1487 // Only add numbers which aren't my own number. 1488 recipients.add(number); 1489 } 1490 } 1491 } 1492 } 1493 1494 /** 1495 * Move a PDU object from one location to another. 1496 * 1497 * @param from Specify the PDU object to be moved. 1498 * @param to The destination location, should be one of the following: 1499 * "content://mms/inbox", "content://mms/sent", 1500 * "content://mms/drafts", "content://mms/outbox", 1501 * "content://mms/trash". 1502 * @return New Uri of the moved PDU. 1503 * @throws MmsException Error occurred while moving the message. 1504 */ move(Uri from, Uri to)1505 public Uri move(Uri from, Uri to) throws MmsException { 1506 // Check whether the 'msgId' has been assigned a valid value. 1507 long msgId = ContentUris.parseId(from); 1508 if (msgId == -1L) { 1509 throw new MmsException("Error! ID of the message: -1."); 1510 } 1511 1512 // Get corresponding int value of destination box. 1513 Integer msgBox = MESSAGE_BOX_MAP.get(to); 1514 if (msgBox == null) { 1515 throw new MmsException( 1516 "Bad destination, must be one of " 1517 + "content://mms/inbox, content://mms/sent, " 1518 + "content://mms/drafts, content://mms/outbox, " 1519 + "content://mms/temp."); 1520 } 1521 1522 ContentValues values = new ContentValues(1); 1523 values.put(Mms.MESSAGE_BOX, msgBox); 1524 SqliteWrapper.update(mContext, mContentResolver, from, values, null, null); 1525 return ContentUris.withAppendedId(to, msgId); 1526 } 1527 1528 /** 1529 * Wrap a byte[] into a String. 1530 */ toIsoString(byte[] bytes)1531 public static String toIsoString(byte[] bytes) { 1532 try { 1533 return new String(bytes, CharacterSets.MIMENAME_ISO_8859_1); 1534 } catch (UnsupportedEncodingException e) { 1535 // Impossible to reach here! 1536 Log.e(TAG, "ISO_8859_1 must be supported!", e); 1537 return ""; 1538 } 1539 } 1540 1541 /** 1542 * Unpack a given String into a byte[]. 1543 */ getBytes(String data)1544 public static byte[] getBytes(String data) { 1545 try { 1546 return data.getBytes(CharacterSets.MIMENAME_ISO_8859_1); 1547 } catch (UnsupportedEncodingException e) { 1548 // Impossible to reach here! 1549 Log.e(TAG, "ISO_8859_1 must be supported!", e); 1550 return new byte[0]; 1551 } 1552 } 1553 1554 /** 1555 * Remove all objects in the temporary path. 1556 */ release()1557 public void release() { 1558 Uri uri = Uri.parse(TEMPORARY_DRM_OBJECT_URI); 1559 SqliteWrapper.delete(mContext, mContentResolver, uri, null, null); 1560 } 1561 1562 /** 1563 * Find all messages to be sent or downloaded before certain time. 1564 */ getPendingMessages(long dueTime)1565 public Cursor getPendingMessages(long dueTime) { 1566 Uri.Builder uriBuilder = PendingMessages.CONTENT_URI.buildUpon(); 1567 uriBuilder.appendQueryParameter("protocol", "mms"); 1568 1569 String selection = PendingMessages.ERROR_TYPE + " < ?" 1570 + " AND " + PendingMessages.DUE_TIME + " <= ?"; 1571 1572 String[] selectionArgs = new String[] { 1573 String.valueOf(MmsSms.ERR_TYPE_GENERIC_PERMANENT), 1574 String.valueOf(dueTime) 1575 }; 1576 1577 return SqliteWrapper.query(mContext, mContentResolver, 1578 uriBuilder.build(), null, selection, selectionArgs, 1579 PendingMessages.DUE_TIME); 1580 } 1581 } 1582