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SmsMessageSender.java
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/
SmsMessageSender.java
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/*
* Copyright (C) 2008 Esmertec AG.
* Copyright (C) 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.android.mms.transaction;
import com.android.mms.LogTag;
import com.android.mms.ui.MessagingPreferenceActivity;
import com.google.android.mms.MmsException;
import android.database.sqlite.SqliteWrapper;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.database.sqlite.SQLiteException;
import android.net.Uri;
import android.preference.PreferenceManager;
import android.provider.Telephony.Sms;
import android.provider.Telephony.Sms.Inbox;
import android.util.Log;
public class SmsMessageSender implements MessageSender {
protected final Context mContext;
protected final int mNumberOfDests;
private final String[] mDests;
protected final String mMessageText;
protected final String mServiceCenter;
protected final long mThreadId;
protected long mTimestamp;
private static final String TAG = "SmsMessageSender";
// Default preference values
private static final boolean DEFAULT_DELIVERY_REPORT_MODE = false;
private static final String[] SERVICE_CENTER_PROJECTION = new String[] {
Sms.Conversations.REPLY_PATH_PRESENT,
Sms.Conversations.SERVICE_CENTER,
};
private static final int COLUMN_REPLY_PATH_PRESENT = 0;
private static final int COLUMN_SERVICE_CENTER = 1;
public SmsMessageSender(Context context, String[] dests, String msgText, long threadId) {
mContext = context;
mMessageText = msgText;
if (dests != null) {
mNumberOfDests = dests.length;
mDests = new String[mNumberOfDests];
System.arraycopy(dests, 0, mDests, 0, mNumberOfDests);
} else {
mNumberOfDests = 0;
mDests = null;
}
mTimestamp = System.currentTimeMillis();
mThreadId = threadId;
mServiceCenter = getOutgoingServiceCenter(mThreadId);
}
public boolean sendMessage(long token) throws MmsException {
// In order to send the message one by one, instead of sending now, the message will split,
// and be put into the queue along with each destinations
return queueMessage(token);
}
private boolean queueMessage(long token) throws MmsException {
if ((mMessageText == null) || (mNumberOfDests == 0)) {
// Don't try to send an empty message.
throw new MmsException("Null message body or dest.");
}
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(mContext);
boolean requestDeliveryReport = prefs.getBoolean(
MessagingPreferenceActivity.SMS_DELIVERY_REPORT_MODE,
DEFAULT_DELIVERY_REPORT_MODE);
for (int i = 0; i < mNumberOfDests; i++) {
try {
if (LogTag.DEBUG_SEND) {
Log.v(TAG, "queueMessage mDests[i]: " + mDests[i] + " mThreadId: " + mThreadId);
}
Sms.addMessageToUri(mContext.getContentResolver(),
Uri.parse("content://sms/queued"), mDests[i],
mMessageText, null, mTimestamp,
true /* read */,
requestDeliveryReport,
mThreadId);
} catch (SQLiteException e) {
if (LogTag.DEBUG_SEND) {
Log.e(TAG, "queueMessage SQLiteException", e);
}
SqliteWrapper.checkSQLiteException(mContext, e);
}
}
// Notify the SmsReceiverService to send the message out
mContext.sendBroadcast(new Intent(SmsReceiverService.ACTION_SEND_MESSAGE,
null,
mContext,
SmsReceiver.class));
return false;
}
/**
* Get the service center to use for a reply.
*
* The rule from TS 23.040 D.6 is that we send reply messages to
* the service center of the message to which we're replying, but
* only if we haven't already replied to that message and only if
* <code>TP-Reply-Path</code> was set in that message.
*
* Therefore, return the service center from the most recent
* message in the conversation, but only if it is a message from
* the other party, and only if <code>TP-Reply-Path</code> is set.
* Otherwise, return null.
*/
private String getOutgoingServiceCenter(long threadId) {
Cursor cursor = null;
try {
cursor = SqliteWrapper.query(mContext, mContext.getContentResolver(),
Inbox.CONTENT_URI, SERVICE_CENTER_PROJECTION,
"thread_id = " + threadId, null, "date DESC");
if ((cursor == null) || !cursor.moveToFirst()) {
return null;
}
boolean replyPathPresent = (1 == cursor.getInt(COLUMN_REPLY_PATH_PRESENT));
return replyPathPresent ? cursor.getString(COLUMN_SERVICE_CENTER) : null;
} finally {
if (cursor != null) {
cursor.close();
}
}
}
private void log(String msg) {
Log.d(LogTag.TAG, "[SmsMsgSender] " + msg);
}
}