/*
* Copyright (C) 2007-2008 Esmertec AG.
* Copyright (C) 2007-2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.android.mms.pdu;
import com.google.android.mms.ContentType;
import com.google.android.mms.InvalidHeaderValueException;
import com.google.android.mms.MmsException;
import com.google.android.mms.util.PduCache;
import com.google.android.mms.util.PduCacheEntry;
import com.google.android.mms.util.SqliteWrapper;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.DatabaseUtils;
import android.net.Uri;
import android.provider.Telephony.Mms;
import android.provider.Telephony.MmsSms;
import android.provider.Telephony.Threads;
import android.provider.Telephony.Mms.Addr;
import android.provider.Telephony.Mms.Part;
import android.provider.Telephony.MmsSms.PendingMessages;
import android.text.TextUtils;
import android.util.Config;
import android.util.Log;
import java.io.ByteArrayOutputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.Map.Entry;
/**
* This class is the high-level manager of PDU storage.
*/
public class PduPersister {
private static final String TAG = "PduPersister";
private static final boolean DEBUG = false;
private static final boolean LOCAL_LOGV = DEBUG ? Config.LOGD : Config.LOGV;
private static final long DUMMY_THREAD_ID = Long.MAX_VALUE;
/**
* The uri of temporary drm objects.
*/
public static final String TEMPORARY_DRM_OBJECT_URI =
"content://mms/" + Long.MAX_VALUE + "/part";
/**
* Indicate that we transiently failed to process a MM.
*/
public static final int PROC_STATUS_TRANSIENT_FAILURE = 1;
/**
* Indicate that we permanently failed to process a MM.
*/
public static final int PROC_STATUS_PERMANENTLY_FAILURE = 2;
/**
* Indicate that we have successfully processed a MM.
*/
public static final int PROC_STATUS_COMPLETED = 3;
private static PduPersister sPersister;
private static final PduCache PDU_CACHE_INSTANCE;
private static final int[] ADDRESS_FIELDS = new int[] {
PduHeaders.BCC,
PduHeaders.CC,
PduHeaders.FROM,
PduHeaders.TO
};
private static final String[] PDU_PROJECTION = new String[] {
Mms._ID,
Mms.MESSAGE_BOX,
Mms.THREAD_ID,
Mms.RETRIEVE_TEXT,
Mms.SUBJECT,
Mms.CONTENT_LOCATION,
Mms.CONTENT_TYPE,
Mms.MESSAGE_CLASS,
Mms.MESSAGE_ID,
Mms.RESPONSE_TEXT,
Mms.TRANSACTION_ID,
Mms.CONTENT_CLASS,
Mms.DELIVERY_REPORT,
Mms.MESSAGE_TYPE,
Mms.MMS_VERSION,
Mms.PRIORITY,
Mms.READ_REPORT,
Mms.READ_STATUS,
Mms.REPORT_ALLOWED,
Mms.RETRIEVE_STATUS,
Mms.STATUS,
Mms.DATE,
Mms.DELIVERY_TIME,
Mms.EXPIRY,
Mms.MESSAGE_SIZE,
Mms.SUBJECT_CHARSET,
Mms.RETRIEVE_TEXT_CHARSET,
};
private static final int PDU_COLUMN_ID = 0;
private static final int PDU_COLUMN_MESSAGE_BOX = 1;
private static final int PDU_COLUMN_THREAD_ID = 2;
private static final int PDU_COLUMN_RETRIEVE_TEXT = 3;
private static final int PDU_COLUMN_SUBJECT = 4;
private static final int PDU_COLUMN_CONTENT_LOCATION = 5;
private static final int PDU_COLUMN_CONTENT_TYPE = 6;
private static final int PDU_COLUMN_MESSAGE_CLASS = 7;
private static final int PDU_COLUMN_MESSAGE_ID = 8;
private static final int PDU_COLUMN_RESPONSE_TEXT = 9;
private static final int PDU_COLUMN_TRANSACTION_ID = 10;
private static final int PDU_COLUMN_CONTENT_CLASS = 11;
private static final int PDU_COLUMN_DELIVERY_REPORT = 12;
private static final int PDU_COLUMN_MESSAGE_TYPE = 13;
private static final int PDU_COLUMN_MMS_VERSION = 14;
private static final int PDU_COLUMN_PRIORITY = 15;
private static final int PDU_COLUMN_READ_REPORT = 16;
private static final int PDU_COLUMN_READ_STATUS = 17;
private static final int PDU_COLUMN_REPORT_ALLOWED = 18;
private static final int PDU_COLUMN_RETRIEVE_STATUS = 19;
private static final int PDU_COLUMN_STATUS = 20;
private static final int PDU_COLUMN_DATE = 21;
private static final int PDU_COLUMN_DELIVERY_TIME = 22;
private static final int PDU_COLUMN_EXPIRY = 23;
private static final int PDU_COLUMN_MESSAGE_SIZE = 24;
private static final int PDU_COLUMN_SUBJECT_CHARSET = 25;
private static final int PDU_COLUMN_RETRIEVE_TEXT_CHARSET = 26;
private static final String[] PART_PROJECTION = new String[] {
Part._ID,
Part.CHARSET,
Part.CONTENT_DISPOSITION,
Part.CONTENT_ID,
Part.CONTENT_LOCATION,
Part.CONTENT_TYPE,
Part.FILENAME,
Part.NAME,
};
private static final int PART_COLUMN_ID = 0;
private static final int PART_COLUMN_CHARSET = 1;
private static final int PART_COLUMN_CONTENT_DISPOSITION = 2;
private static final int PART_COLUMN_CONTENT_ID = 3;
private static final int PART_COLUMN_CONTENT_LOCATION = 4;
private static final int PART_COLUMN_CONTENT_TYPE = 5;
private static final int PART_COLUMN_FILENAME = 6;
private static final int PART_COLUMN_NAME = 7;
private static final HashMap<Uri, Integer> MESSAGE_BOX_MAP;
// These map are used for convenience in persist() and load().
private static final HashMap<Integer, Integer> CHARSET_COLUMN_INDEX_MAP;
private static final HashMap<Integer, Integer> ENCODED_STRING_COLUMN_INDEX_MAP;
private static final HashMap<Integer, Integer> TEXT_STRING_COLUMN_INDEX_MAP;
private static final HashMap<Integer, Integer> OCTET_COLUMN_INDEX_MAP;
private static final HashMap<Integer, Integer> LONG_COLUMN_INDEX_MAP;
private static final HashMap<Integer, String> CHARSET_COLUMN_NAME_MAP;
private static final HashMap<Integer, String> ENCODED_STRING_COLUMN_NAME_MAP;
private static final HashMap<Integer, String> TEXT_STRING_COLUMN_NAME_MAP;
private static final HashMap<Integer, String> OCTET_COLUMN_NAME_MAP;
private static final HashMap<Integer, String> LONG_COLUMN_NAME_MAP;
static {
MESSAGE_BOX_MAP = new HashMap<Uri, Integer>();
MESSAGE_BOX_MAP.put(Mms.Inbox.CONTENT_URI, Mms.MESSAGE_BOX_INBOX);
MESSAGE_BOX_MAP.put(Mms.Sent.CONTENT_URI, Mms.MESSAGE_BOX_SENT);
MESSAGE_BOX_MAP.put(Mms.Draft.CONTENT_URI, Mms.MESSAGE_BOX_DRAFTS);
MESSAGE_BOX_MAP.put(Mms.Outbox.CONTENT_URI, Mms.MESSAGE_BOX_OUTBOX);
CHARSET_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>();
CHARSET_COLUMN_INDEX_MAP.put(PduHeaders.SUBJECT, PDU_COLUMN_SUBJECT_CHARSET);
CHARSET_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_TEXT, PDU_COLUMN_RETRIEVE_TEXT_CHARSET);
CHARSET_COLUMN_NAME_MAP = new HashMap<Integer, String>();
CHARSET_COLUMN_NAME_MAP.put(PduHeaders.SUBJECT, Mms.SUBJECT_CHARSET);
CHARSET_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_TEXT, Mms.RETRIEVE_TEXT_CHARSET);
// Encoded string field code -> column index/name map.
ENCODED_STRING_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>();
ENCODED_STRING_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_TEXT, PDU_COLUMN_RETRIEVE_TEXT);
ENCODED_STRING_COLUMN_INDEX_MAP.put(PduHeaders.SUBJECT, PDU_COLUMN_SUBJECT);
ENCODED_STRING_COLUMN_NAME_MAP = new HashMap<Integer, String>();
ENCODED_STRING_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_TEXT, Mms.RETRIEVE_TEXT);
ENCODED_STRING_COLUMN_NAME_MAP.put(PduHeaders.SUBJECT, Mms.SUBJECT);
// Text string field code -> column index/name map.
TEXT_STRING_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>();
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);
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);
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);
TEXT_STRING_COLUMN_NAME_MAP = new HashMap<Integer, String>();
TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_LOCATION, Mms.CONTENT_LOCATION);
TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_TYPE, Mms.CONTENT_TYPE);
TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_CLASS, Mms.MESSAGE_CLASS);
TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_ID, Mms.MESSAGE_ID);
TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.RESPONSE_TEXT, Mms.RESPONSE_TEXT);
TEXT_STRING_COLUMN_NAME_MAP.put(PduHeaders.TRANSACTION_ID, Mms.TRANSACTION_ID);
// Octet field code -> column index/name map.
OCTET_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>();
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.CONTENT_CLASS, PDU_COLUMN_CONTENT_CLASS);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.DELIVERY_REPORT, PDU_COLUMN_DELIVERY_REPORT);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_TYPE, PDU_COLUMN_MESSAGE_TYPE);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.MMS_VERSION, PDU_COLUMN_MMS_VERSION);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.PRIORITY, PDU_COLUMN_PRIORITY);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.READ_REPORT, PDU_COLUMN_READ_REPORT);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.READ_STATUS, PDU_COLUMN_READ_STATUS);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.REPORT_ALLOWED, PDU_COLUMN_REPORT_ALLOWED);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.RETRIEVE_STATUS, PDU_COLUMN_RETRIEVE_STATUS);
OCTET_COLUMN_INDEX_MAP.put(PduHeaders.STATUS, PDU_COLUMN_STATUS);
OCTET_COLUMN_NAME_MAP = new HashMap<Integer, String>();
OCTET_COLUMN_NAME_MAP.put(PduHeaders.CONTENT_CLASS, Mms.CONTENT_CLASS);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.DELIVERY_REPORT, Mms.DELIVERY_REPORT);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_TYPE, Mms.MESSAGE_TYPE);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.MMS_VERSION, Mms.MMS_VERSION);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.PRIORITY, Mms.PRIORITY);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.READ_REPORT, Mms.READ_REPORT);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.READ_STATUS, Mms.READ_STATUS);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.REPORT_ALLOWED, Mms.REPORT_ALLOWED);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.RETRIEVE_STATUS, Mms.RETRIEVE_STATUS);
OCTET_COLUMN_NAME_MAP.put(PduHeaders.STATUS, Mms.STATUS);
// Long field code -> column index/name map.
LONG_COLUMN_INDEX_MAP = new HashMap<Integer, Integer>();
LONG_COLUMN_INDEX_MAP.put(PduHeaders.DATE, PDU_COLUMN_DATE);
LONG_COLUMN_INDEX_MAP.put(PduHeaders.DELIVERY_TIME, PDU_COLUMN_DELIVERY_TIME);
LONG_COLUMN_INDEX_MAP.put(PduHeaders.EXPIRY, PDU_COLUMN_EXPIRY);
LONG_COLUMN_INDEX_MAP.put(PduHeaders.MESSAGE_SIZE, PDU_COLUMN_MESSAGE_SIZE);
LONG_COLUMN_NAME_MAP = new HashMap<Integer, String>();
LONG_COLUMN_NAME_MAP.put(PduHeaders.DATE, Mms.DATE);
LONG_COLUMN_NAME_MAP.put(PduHeaders.DELIVERY_TIME, Mms.DELIVERY_TIME);
LONG_COLUMN_NAME_MAP.put(PduHeaders.EXPIRY, Mms.EXPIRY);
LONG_COLUMN_NAME_MAP.put(PduHeaders.MESSAGE_SIZE, Mms.MESSAGE_SIZE);
PDU_CACHE_INSTANCE = PduCache.getInstance();
}
private final Context mContext;
private final ContentResolver mContentResolver;
private PduPersister(Context context) {
mContext = context;
mContentResolver = context.getContentResolver();
}
/** Get(or create if not exist) an instance of PduPersister */
public static PduPersister getPduPersister(Context context) {
if ((sPersister == null) || !context.equals(sPersister.mContext)) {
sPersister = new PduPersister(context);
}
return sPersister;
}
private void setEncodedStringValueToHeaders(
Cursor c, int columnIndex,
PduHeaders headers, int mapColumn) {
String s = c.getString(columnIndex);
if ((s != null) && (s.length() > 0)) {
int charsetColumnIndex = CHARSET_COLUMN_INDEX_MAP.get(mapColumn);
int charset = c.getInt(charsetColumnIndex);
EncodedStringValue value = new EncodedStringValue(
charset, getBytes(s));
headers.setEncodedStringValue(value, mapColumn);
}
}
private void setTextStringToHeaders(
Cursor c, int columnIndex,
PduHeaders headers, int mapColumn) {
String s = c.getString(columnIndex);
if (s != null) {
headers.setTextString(getBytes(s), mapColumn);
}
}
private void setOctetToHeaders(
Cursor c, int columnIndex,
PduHeaders headers, int mapColumn) throws InvalidHeaderValueException {
if (!c.isNull(columnIndex)) {
int b = c.getInt(columnIndex);
headers.setOctet(b, mapColumn);
}
}
private void setLongToHeaders(
Cursor c, int columnIndex,
PduHeaders headers, int mapColumn) {
if (!c.isNull(columnIndex)) {
long l = c.getLong(columnIndex);
headers.setLongInteger(l, mapColumn);
}
}
private Integer getIntegerFromPartColumn(Cursor c, int columnIndex) {
if (!c.isNull(columnIndex)) {
return c.getInt(columnIndex);
}
return null;
}
private byte[] getByteArrayFromPartColumn(Cursor c, int columnIndex) {
if (!c.isNull(columnIndex)) {
return getBytes(c.getString(columnIndex));
}
return null;
}
private PduPart[] loadParts(long msgId) throws MmsException {
Cursor c = SqliteWrapper.query(mContext, mContentResolver,
Uri.parse("content://mms/" + msgId + "/part"),
PART_PROJECTION, null, null, null);
PduPart[] parts = null;
try {
if ((c == null) || (c.getCount() == 0)) {
if (LOCAL_LOGV) {
Log.v(TAG, "loadParts(" + msgId + "): no part to load.");
}
return null;
}
int partCount = c.getCount();
int partIdx = 0;
parts = new PduPart[partCount];
while (c.moveToNext()) {
PduPart part = new PduPart();
Integer charset = getIntegerFromPartColumn(
c, PART_COLUMN_CHARSET);
if (charset != null) {
part.setCharset(charset);
}
byte[] contentDisposition = getByteArrayFromPartColumn(
c, PART_COLUMN_CONTENT_DISPOSITION);
if (contentDisposition != null) {
part.setContentDisposition(contentDisposition);
}
byte[] contentId = getByteArrayFromPartColumn(
c, PART_COLUMN_CONTENT_ID);
if (contentId != null) {
part.setContentId(contentId);
}
byte[] contentLocation = getByteArrayFromPartColumn(
c, PART_COLUMN_CONTENT_LOCATION);
if (contentLocation != null) {
part.setContentLocation(contentLocation);
}
byte[] contentType = getByteArrayFromPartColumn(
c, PART_COLUMN_CONTENT_TYPE);
if (contentType != null) {
part.setContentType(contentType);
} else {
throw new MmsException("Content-Type must be set.");
}
byte[] fileName = getByteArrayFromPartColumn(
c, PART_COLUMN_FILENAME);
if (fileName != null) {
part.setFilename(fileName);
}
byte[] name = getByteArrayFromPartColumn(
c, PART_COLUMN_NAME);
if (name != null) {
part.setName(name);
}
// Construct a Uri for this part.
long partId = c.getLong(PART_COLUMN_ID);
Uri partURI = Uri.parse("content://mms/part/" + partId);
part.setDataUri(partURI);
// For images/audio/video, we won't keep their data in Part
// because their renderer accept Uri as source.
String type = toIsoString(contentType);
if (!ContentType.isImageType(type)
&& !ContentType.isAudioType(type)
&& !ContentType.isVideoType(type)) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
InputStream is = null;
try {
is = mContentResolver.openInputStream(partURI);
byte[] buffer = new byte[256];
int len = is.read(buffer);
while (len >= 0) {
baos.write(buffer, 0, len);
len = is.read(buffer);
}
} catch (IOException e) {
Log.e(TAG, "Failed to load part data", e);
c.close();
throw new MmsException(e);
} finally {
if (is != null) {
try {
is.close();
} catch (IOException e) {
Log.e(TAG, "Failed to close stream", e);
} // Ignore
}
}
part.setData(baos.toByteArray());
}
parts[partIdx++] = part;
}
} finally {
if (c != null) {
c.close();
}
}
return parts;
}
private void loadAddress(long msgId, PduHeaders headers) {
Cursor c = SqliteWrapper.query(mContext, mContentResolver,
Uri.parse("content://mms/" + msgId + "/addr"),
new String[] { Addr.ADDRESS, Addr.CHARSET, Addr.TYPE },
null, null, null);
if (c != null) {
try {
while (c.moveToNext()) {
String addr = c.getString(0);
if (!TextUtils.isEmpty(addr)) {
int addrType = c.getInt(2);
switch (addrType) {
case PduHeaders.FROM:
headers.setEncodedStringValue(
new EncodedStringValue(c.getInt(1), getBytes(addr)),
addrType);
break;
case PduHeaders.TO:
case PduHeaders.CC:
case PduHeaders.BCC:
headers.appendEncodedStringValue(
new EncodedStringValue(c.getInt(1), getBytes(addr)),
addrType);
break;
default:
Log.e(TAG, "Unknown address type: " + addrType);
break;
}
}
}
} finally {
c.close();
}
}
}
/**
* Load a PDU from storage by given Uri.
*
* @param uri The Uri of the PDU to be loaded.
* @return A generic PDU object, it may be cast to dedicated PDU.
* @throws MmsException Failed to load some fields of a PDU.
*/
public GenericPdu load(Uri uri) throws MmsException {
PduCacheEntry cacheEntry = PDU_CACHE_INSTANCE.get(uri);
if (cacheEntry != null) {
return cacheEntry.getPdu();
}
Cursor c = SqliteWrapper.query(mContext, mContentResolver, uri,
PDU_PROJECTION, null, null, null);
PduHeaders headers = new PduHeaders();
Set<Entry<Integer, Integer>> set;
long msgId = ContentUris.parseId(uri);
int msgBox;
long threadId;
try {
if ((c == null) || (c.getCount() != 1) || !c.moveToFirst()) {
throw new MmsException("Bad uri: " + uri);
}
msgBox = c.getInt(PDU_COLUMN_MESSAGE_BOX);
threadId = c.getLong(PDU_COLUMN_THREAD_ID);
set = ENCODED_STRING_COLUMN_INDEX_MAP.entrySet();
for (Entry<Integer, Integer> e : set) {
setEncodedStringValueToHeaders(
c, e.getValue(), headers, e.getKey());
}
set = TEXT_STRING_COLUMN_INDEX_MAP.entrySet();
for (Entry<Integer, Integer> e : set) {
setTextStringToHeaders(
c, e.getValue(), headers, e.getKey());
}
set = OCTET_COLUMN_INDEX_MAP.entrySet();
for (Entry<Integer, Integer> e : set) {
setOctetToHeaders(
c, e.getValue(), headers, e.getKey());
}
set = LONG_COLUMN_INDEX_MAP.entrySet();
for (Entry<Integer, Integer> e : set) {
setLongToHeaders(
c, e.getValue(), headers, e.getKey());
}
} finally {
if (c != null) {
c.close();
}
}
// Check whether 'msgId' has been assigned a valid value.
if (msgId == -1L) {
throw new MmsException("Error! ID of the message: -1.");
}
// Load address information of the MM.
loadAddress(msgId, headers);
int msgType = headers.getOctet(PduHeaders.MESSAGE_TYPE);
PduBody body = new PduBody();
// For PDU which type is M_retrieve.conf or Send.req, we should
// load multiparts and put them into the body of the PDU.
if ((msgType == PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF)
|| (msgType == PduHeaders.MESSAGE_TYPE_SEND_REQ)) {
PduPart[] parts = loadParts(msgId);
if (parts != null) {
int partsNum = parts.length;
for (int i = 0; i < partsNum; i++) {
body.addPart(parts[i]);
}
}
}
GenericPdu pdu = null;
switch (msgType) {
case PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND:
pdu = new NotificationInd(headers);
break;
case PduHeaders.MESSAGE_TYPE_DELIVERY_IND:
pdu = new DeliveryInd(headers);
break;
case PduHeaders.MESSAGE_TYPE_READ_ORIG_IND:
pdu = new ReadOrigInd(headers);
break;
case PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF:
pdu = new RetrieveConf(headers, body);
break;
case PduHeaders.MESSAGE_TYPE_SEND_REQ:
pdu = new SendReq(headers, body);
break;
case PduHeaders.MESSAGE_TYPE_ACKNOWLEDGE_IND:
pdu = new AcknowledgeInd(headers);
break;
case PduHeaders.MESSAGE_TYPE_NOTIFYRESP_IND:
pdu = new NotifyRespInd(headers);
break;
case PduHeaders.MESSAGE_TYPE_READ_REC_IND:
pdu = new ReadRecInd(headers);
break;
case PduHeaders.MESSAGE_TYPE_SEND_CONF:
case PduHeaders.MESSAGE_TYPE_FORWARD_REQ:
case PduHeaders.MESSAGE_TYPE_FORWARD_CONF:
case PduHeaders.MESSAGE_TYPE_MBOX_STORE_REQ:
case PduHeaders.MESSAGE_TYPE_MBOX_STORE_CONF:
case PduHeaders.MESSAGE_TYPE_MBOX_VIEW_REQ:
case PduHeaders.MESSAGE_TYPE_MBOX_VIEW_CONF:
case PduHeaders.MESSAGE_TYPE_MBOX_UPLOAD_REQ:
case PduHeaders.MESSAGE_TYPE_MBOX_UPLOAD_CONF:
case PduHeaders.MESSAGE_TYPE_MBOX_DELETE_REQ:
case PduHeaders.MESSAGE_TYPE_MBOX_DELETE_CONF:
case PduHeaders.MESSAGE_TYPE_MBOX_DESCR:
case PduHeaders.MESSAGE_TYPE_DELETE_REQ:
case PduHeaders.MESSAGE_TYPE_DELETE_CONF:
case PduHeaders.MESSAGE_TYPE_CANCEL_REQ:
case PduHeaders.MESSAGE_TYPE_CANCEL_CONF:
throw new MmsException(
"Unsupported PDU type: " + Integer.toHexString(msgType));
default:
throw new MmsException(
"Unrecognized PDU type: " + Integer.toHexString(msgType));
}
cacheEntry = new PduCacheEntry(pdu, msgBox, threadId);
PDU_CACHE_INSTANCE.put(uri, cacheEntry);
return pdu;
}
private void persistAddress(
long msgId, int type, EncodedStringValue[] array) {
ContentValues values = new ContentValues(3);
for (EncodedStringValue addr : array) {
values.clear(); // Clear all values first.
values.put(Addr.ADDRESS, toIsoString(addr.getTextString()));
values.put(Addr.CHARSET, addr.getCharacterSet());
values.put(Addr.TYPE, type);
Uri uri = Uri.parse("content://mms/" + msgId + "/addr");
SqliteWrapper.insert(mContext, mContentResolver, uri, values);
}
}
public Uri persistPart(PduPart part, long msgId)
throws MmsException {
Uri uri = Uri.parse("content://mms/" + msgId + "/part");
ContentValues values = new ContentValues(8);
int charset = part.getCharset();
if (charset != 0 ) {
values.put(Part.CHARSET, charset);
}
String contentType = null;
if (part.getContentType() != null) {
contentType = toIsoString(part.getContentType());
values.put(Part.CONTENT_TYPE, contentType);
// To ensure the SMIL part is always the first part.
if (ContentType.APP_SMIL.equals(contentType)) {
values.put(Part.SEQ, -1);
}
} else {
throw new MmsException("MIME type of the part must be set.");
}
if (part.getFilename() != null) {
String fileName = new String(part.getFilename());
values.put(Part.FILENAME, fileName);
}
if (part.getName() != null) {
String name = new String(part.getName());
values.put(Part.NAME, name);
}
Object value = null;
if (part.getContentDisposition() != null) {
value = toIsoString(part.getContentDisposition());
values.put(Part.CONTENT_DISPOSITION, (String) value);
}
if (part.getContentId() != null) {
value = toIsoString(part.getContentId());
values.put(Part.CONTENT_ID, (String) value);
}
if (part.getContentLocation() != null) {
value = toIsoString(part.getContentLocation());
values.put(Part.CONTENT_LOCATION, (String) value);
}
Uri res = SqliteWrapper.insert(mContext, mContentResolver, uri, values);
if (res == null) {
throw new MmsException("Failed to persist part, return null.");
}
persistData(part, res, contentType);
// After successfully store the data, we should update
// the dataUri of the part.
part.setDataUri(res);
return res;
}
/**
* Save data of the part into storage. The source data may be given
* by a byte[] or a Uri. If it's a byte[], directly save it
* into storage, otherwise load source data from the dataUri and then
* save it. If the data is an image, we may scale down it according
* to user preference.
*
* @param part The PDU part which contains data to be saved.
* @param uri The URI of the part.
* @param contentType The MIME type of the part.
* @throws MmsException Cannot find source data or error occurred
* while saving the data.
*/
private void persistData(PduPart part, Uri uri,
String contentType)
throws MmsException {
OutputStream os = null;
InputStream is = null;
try {
os = mContentResolver.openOutputStream(uri);
byte[] data = part.getData();
if (data == null) {
Uri dataUri = part.getDataUri();
if ((dataUri == null) || (dataUri == uri)) {
Log.w(TAG, "Can't find data for this part.");
return;
}
is = mContentResolver.openInputStream(dataUri);
if (LOCAL_LOGV) {
Log.v(TAG, "Saving data to: " + uri);
}
byte[] buffer = new byte[256];
for (int len = 0; (len = is.read(buffer)) != -1; ) {
os.write(buffer, 0, len);
}
} else {
if (LOCAL_LOGV) {
Log.v(TAG, "Saving data to: " + uri);
}
os.write(data);
}
} catch (FileNotFoundException e) {
Log.e(TAG, "Failed to open Input/Output stream.", e);
throw new MmsException(e);
} catch (IOException e) {
Log.e(TAG, "Failed to read/write data.", e);
throw new MmsException(e);
} finally {
if (os != null) {
try {
os.close();
} catch (IOException e) {
Log.e(TAG, "IOException while closing: " + os, e);
} // Ignore
}
if (is != null) {
try {
is.close();
} catch (IOException e) {
Log.e(TAG, "IOException while closing: " + is, e);
} // Ignore
}
}
}
private void updateAddress(
long msgId, int type, EncodedStringValue[] array) {
// Delete old address information and then insert new ones.
SqliteWrapper.delete(mContext, mContentResolver,
Uri.parse("content://mms/" + msgId + "/addr"),
Addr.TYPE + "=" + type, null);
persistAddress(msgId, type, array);
}
/**
* Update headers of a SendReq.
*
* @param uri The PDU which need to be updated.
* @param pdu New headers.
* @throws MmsException Bad URI or updating failed.
*/
public void updateHeaders(Uri uri, SendReq sendReq) {
PDU_CACHE_INSTANCE.purge(uri);
ContentValues values = new ContentValues(9);
byte[] contentType = sendReq.getContentType();
if (contentType != null) {
values.put(Mms.CONTENT_TYPE, toIsoString(contentType));
}
long date = sendReq.getDate();
if (date != -1) {
values.put(Mms.DATE, date);
}
int deliveryReport = sendReq.getDeliveryReport();
if (deliveryReport != 0) {
values.put(Mms.DELIVERY_REPORT, deliveryReport);
}
long expiry = sendReq.getExpiry();
if (expiry != -1) {
values.put(Mms.EXPIRY, expiry);
}
byte[] msgClass = sendReq.getMessageClass();
if (msgClass != null) {
values.put(Mms.MESSAGE_CLASS, toIsoString(msgClass));
}
int priority = sendReq.getPriority();
if (priority != 0) {
values.put(Mms.PRIORITY, priority);
}
int readReport = sendReq.getReadReport();
if (readReport != 0) {
values.put(Mms.READ_REPORT, readReport);
}
byte[] transId = sendReq.getTransactionId();
if (transId != null) {
values.put(Mms.TRANSACTION_ID, toIsoString(transId));
}
EncodedStringValue subject = sendReq.getSubject();
if (subject != null) {
values.put(Mms.SUBJECT, toIsoString(subject.getTextString()));
values.put(Mms.SUBJECT_CHARSET, subject.getCharacterSet());
}
PduHeaders headers = sendReq.getPduHeaders();
HashSet<String> recipients = new HashSet<String>();
for (int addrType : ADDRESS_FIELDS) {
EncodedStringValue[] array = null;
if (addrType == PduHeaders.FROM) {
EncodedStringValue v = headers.getEncodedStringValue(addrType);
if (v != null) {
array = new EncodedStringValue[1];
array[0] = v;
}
} else {
array = headers.getEncodedStringValues(addrType);
}
if (array != null) {
long msgId = ContentUris.parseId(uri);
updateAddress(msgId, addrType, array);
if (addrType == PduHeaders.TO) {
for (EncodedStringValue v : array) {
if (v != null) {
recipients.add(v.getString());
}
}
}
}
}
long threadId = Threads.getOrCreateThreadId(mContext, recipients);
values.put(Mms.THREAD_ID, threadId);
SqliteWrapper.update(mContext, mContentResolver, uri, values, null, null);
}
private void updatePart(Uri uri, PduPart part) throws MmsException {
ContentValues values = new ContentValues(7);
int charset = part.getCharset();
if (charset != 0 ) {
values.put(Part.CHARSET, charset);
}
String contentType = null;
if (part.getContentType() != null) {
contentType = toIsoString(part.getContentType());
values.put(Part.CONTENT_TYPE, contentType);
} else {
throw new MmsException("MIME type of the part must be set.");
}
if (part.getFilename() != null) {
String fileName = new String(part.getFilename());
values.put(Part.FILENAME, fileName);
}
if (part.getName() != null) {
String name = new String(part.getName());
values.put(Part.NAME, name);
}
Object value = null;
if (part.getContentDisposition() != null) {
value = toIsoString(part.getContentDisposition());
values.put(Part.CONTENT_DISPOSITION, (String) value);
}
if (part.getContentId() != null) {
value = toIsoString(part.getContentId());
values.put(Part.CONTENT_ID, (String) value);
}
if (part.getContentLocation() != null) {
value = toIsoString(part.getContentLocation());
values.put(Part.CONTENT_LOCATION, (String) value);
}
SqliteWrapper.update(mContext, mContentResolver, uri, values, null, null);
// Only update the data when:
// 1. New binary data supplied or
// 2. The Uri of the part is different from the current one.
if ((part.getData() != null)
|| (uri != part.getDataUri())) {
persistData(part, uri, contentType);
}
}
/**
* Update all parts of a PDU.
*
* @param uri The PDU which need to be updated.
* @param body New message body of the PDU.
* @throws MmsException Bad URI or updating failed.
*/
public void updateParts(Uri uri, PduBody body)
throws MmsException {
PduCacheEntry cacheEntry = PDU_CACHE_INSTANCE.get(uri);
if (cacheEntry != null) {
((MultimediaMessagePdu) cacheEntry.getPdu()).setBody(body);
}
ArrayList<PduPart> toBeCreated = new ArrayList<PduPart>();
HashMap<Uri, PduPart> toBeUpdated = new HashMap<Uri, PduPart>();
int partsNum = body.getPartsNum();
StringBuilder filter = new StringBuilder().append('(');
for (int i = 0; i < partsNum; i++) {
PduPart part = body.getPart(i);
Uri partUri = part.getDataUri();
if ((partUri == null) || !partUri.getAuthority().startsWith("mms")) {
toBeCreated.add(part);
} else {
toBeUpdated.put(partUri, part);
// Don't use 'i > 0' to determine whether we should append
// 'AND' since 'i = 0' may be skipped in another branch.
if (filter.length() > 1) {
filter.append(" AND ");
}
filter.append(Part._ID);
filter.append("!=");
DatabaseUtils.appendEscapedSQLString(filter, partUri.getLastPathSegment());
}
}
filter.append(')');
long msgId = ContentUris.parseId(uri);
// Remove the parts which doesn't exist anymore.
SqliteWrapper.delete(mContext, mContentResolver,
Uri.parse(Mms.CONTENT_URI + "/" + msgId + "/part"),
filter.length() > 2 ? filter.toString() : null, null);
// Create new parts which didn't exist before.
for (PduPart part : toBeCreated) {
persistPart(part, msgId);
}
// Update the modified parts.
for (Map.Entry<Uri, PduPart> e : toBeUpdated.entrySet()) {
updatePart(e.getKey(), e.getValue());
}
}
/**
* Persist a PDU object to specific location in the storage.
*
* @param pdu The PDU object to be stored.
* @param uri Where to store the given PDU object.
* @return A Uri which can be used to access the stored PDU.
*/
public Uri persist(GenericPdu pdu, Uri uri) throws MmsException {
if (uri == null) {
throw new MmsException("Uri may not be null.");
}
Integer msgBox = MESSAGE_BOX_MAP.get(uri);
if (msgBox == null) {
throw new MmsException(
"Bad destination, must be one of "
+ "content://mms/inbox, content://mms/sent, "
+ "content://mms/drafts, content://mms/outbox, "
+ "content://mms/temp.");
}
PduHeaders header = pdu.getPduHeaders();
PduBody body = null;
ContentValues values = new ContentValues();
Set<Entry<Integer, String>> set;
set = ENCODED_STRING_COLUMN_NAME_MAP.entrySet();
for (Entry<Integer, String> e : set) {
int field = e.getKey();
EncodedStringValue encodedString = header.getEncodedStringValue(field);
if (encodedString != null) {
String charsetColumn = CHARSET_COLUMN_NAME_MAP.get(field);
values.put(e.getValue(), toIsoString(encodedString.getTextString()));
values.put(charsetColumn, encodedString.getCharacterSet());
}
}
set = TEXT_STRING_COLUMN_NAME_MAP.entrySet();
for (Entry<Integer, String> e : set){
byte[] text = header.getTextString(e.getKey());
if (text != null) {
values.put(e.getValue(), toIsoString(text));
}
}
set = OCTET_COLUMN_NAME_MAP.entrySet();
for (Entry<Integer, String> e : set){
int b = header.getOctet(e.getKey());
if (b != 0) {
values.put(e.getValue(), b);
}
}
set = LONG_COLUMN_NAME_MAP.entrySet();
for (Entry<Integer, String> e : set){
long l = header.getLongInteger(e.getKey());
if (l != -1L) {
values.put(e.getValue(), l);
}
}
HashMap<Integer, EncodedStringValue[]> addressMap =
new HashMap<Integer, EncodedStringValue[]>(ADDRESS_FIELDS.length);
// Save address information.
for (int addrType : ADDRESS_FIELDS) {
EncodedStringValue[] array = null;
if (addrType == PduHeaders.FROM) {
EncodedStringValue v = header.getEncodedStringValue(addrType);
if (v != null) {
array = new EncodedStringValue[1];
array[0] = v;
}
} else {
array = header.getEncodedStringValues(addrType);
}
addressMap.put(addrType, array);
}
HashSet<String> recipients = new HashSet<String>();
long threadId = DUMMY_THREAD_ID;
int msgType = pdu.getMessageType();
// Here we only allocate thread ID for M-Notification.ind,
// M-Retrieve.conf and M-Send.req.
// Some of other PDU types may be allocated a thread ID outside
// this scope.
if ((msgType == PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND)
|| (msgType == PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF)
|| (msgType == PduHeaders.MESSAGE_TYPE_SEND_REQ)) {
EncodedStringValue[] array = null;
switch (msgType) {
case PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND:
case PduHeaders.MESSAGE_TYPE_RETRIEVE_CONF:
array = addressMap.get(PduHeaders.FROM);
break;
case PduHeaders.MESSAGE_TYPE_SEND_REQ:
array = addressMap.get(PduHeaders.TO);
break;
}
if (array != null) {
for (EncodedStringValue v : array) {
if (v != null) {
recipients.add(v.getString());
}
}
}
threadId = Threads.getOrCreateThreadId(mContext, recipients);
}
values.put(Mms.THREAD_ID, threadId);
// Save parts first to avoid inconsistent message is loaded
// while saving the parts.
long dummyId = System.currentTimeMillis(); // Dummy ID of the msg.
// Get body if the PDU is a RetrieveConf or SendReq.
if (pdu instanceof MultimediaMessagePdu) {
body = ((MultimediaMessagePdu) pdu).getBody();
// Start saving parts if necessary.
if (body != null) {
int partsNum = body.getPartsNum();
for (int i = 0; i < partsNum; i++) {
PduPart part = body.getPart(i);
persistPart(part, dummyId);
}
}
}
Uri res = SqliteWrapper.insert(mContext, mContentResolver, uri, values);
if (res == null) {
throw new MmsException("persist() failed: return null.");
}
// Get the real ID of the PDU and update all parts which were
// saved with the dummy ID.
long msgId = ContentUris.parseId(res);
values = new ContentValues(1);
values.put(Part.MSG_ID, msgId);
SqliteWrapper.update(mContext, mContentResolver,
Uri.parse("content://mms/" + dummyId + "/part"),
values, null, null);
// We should return the longest URI of the persisted PDU, for
// example, if input URI is "content://mms/inbox" and the _ID of
// persisted PDU is '8', we should return "content://mms/inbox/8"
// instead of "content://mms/8".
// FIXME: Should the MmsProvider be responsible for this???
res = Uri.parse(uri + "/" + msgId);
// Save address information.
for (int addrType : ADDRESS_FIELDS) {
EncodedStringValue[] array = addressMap.get(addrType);
if (array != null) {
persistAddress(msgId, addrType, array);
}
}
return res;
}
/**
* Move a PDU object from one location to another.
*
* @param from Specify the PDU object to be moved.
* @param to The destination location, should be one of the following:
* "content://mms/inbox", "content://mms/sent",
* "content://mms/drafts", "content://mms/outbox",
* "content://mms/trash".
* @return New Uri of the moved PDU.
* @throws MmsException Error occurred while moving the message.
*/
public Uri move(Uri from, Uri to) throws MmsException {
// Check whether the 'msgId' has been assigned a valid value.
long msgId = ContentUris.parseId(from);
if (msgId == -1L) {
throw new MmsException("Error! ID of the message: -1.");
}
// Get corresponding int value of destination box.
Integer msgBox = MESSAGE_BOX_MAP.get(to);
if (msgBox == null) {
throw new MmsException(
"Bad destination, must be one of "
+ "content://mms/inbox, content://mms/sent, "
+ "content://mms/drafts, content://mms/outbox, "
+ "content://mms/temp.");
}
ContentValues values = new ContentValues(1);
values.put(Mms.MESSAGE_BOX, msgBox);
SqliteWrapper.update(mContext, mContentResolver, from, values, null, null);
return ContentUris.withAppendedId(to, msgId);
}
/**
* Wrap a byte[] into a String.
*/
public static String toIsoString(byte[] bytes) {
try {
return new String(bytes, CharacterSets.MIMENAME_ISO_8859_1);
} catch (UnsupportedEncodingException e) {
// Impossible to reach here!
Log.e(TAG, "ISO_8859_1 must be supported!", e);
return "";
}
}
/**
* Unpack a given String into a byte[].
*/
public static byte[] getBytes(String data) {
try {
return data.getBytes(CharacterSets.MIMENAME_ISO_8859_1);
} catch (UnsupportedEncodingException e) {
// Impossible to reach here!
Log.e(TAG, "ISO_8859_1 must be supported!", e);
return new byte[0];
}
}
/**
* Remove all objects in the temporary path.
*/
public void release() {
Uri uri = Uri.parse(TEMPORARY_DRM_OBJECT_URI);
SqliteWrapper.delete(mContext, mContentResolver, uri, null, null);
}
/**
* Find all messages to be sent or downloaded before certain time.
*/
public Cursor getPendingMessages(long dueTime) {
Uri.Builder uriBuilder = PendingMessages.CONTENT_URI.buildUpon();
uriBuilder.appendQueryParameter("protocol", "mms");
String selection = PendingMessages.ERROR_TYPE + " < ?"
+ " AND " + PendingMessages.DUE_TIME + " <= ?";
String[] selectionArgs = new String[] {
String.valueOf(MmsSms.ERR_TYPE_GENERIC_PERMANENT),
String.valueOf(dueTime)
};
return SqliteWrapper.query(mContext, mContentResolver,
uriBuilder.build(), null, selection, selectionArgs,
PendingMessages.DUE_TIME);
}
}