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/*
* 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.android.mms.transaction;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SqliteWrapper;
import android.net.NetworkUtils;
import android.provider.Telephony;
import android.text.TextUtils;
import android.util.Log;
import android.net.Uri;
import com.android.internal.telephony.PhoneConstants;
import com.android.mms.LogTag;
/**
* Container of transaction settings. Instances of this class are contained
* within Transaction instances to allow overriding of the default APN
* settings or of the MMS Client.
*/
public class TransactionSettings {
private static final String TAG = LogTag.TAG;
private static final boolean DEBUG = true;
private static final boolean LOCAL_LOGV = false;
private String mServiceCenter;
private String mProxyAddress;
private int mProxyPort = -1;
private static final String[] APN_PROJECTION = {
Telephony.Carriers.TYPE, // 0
Telephony.Carriers.MMSC, // 1
Telephony.Carriers.MMSPROXY, // 2
Telephony.Carriers.MMSPORT // 3
};
private static final int COLUMN_TYPE = 0;
private static final int COLUMN_MMSC = 1;
private static final int COLUMN_MMSPROXY = 2;
private static final int COLUMN_MMSPORT = 3;
/**
* Constructor that uses the default settings of the MMS Client.
*
* @param context The context of the MMS Client
*/
public TransactionSettings(Context context, String apnName, long subIndex) {
if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) {
Log.v(TAG, "TransactionSettings: apnName: " + apnName);
}
// FIXME This code is workaround to make MMS work on both subscriptions.
// The actual fix may be in frameworks/opt git project.
// String selection = Telephony.Carriers.CURRENT + " IS NOT NULL";
String selection = "";
String[] selectionArgs = null;
if (!TextUtils.isEmpty(apnName)) {
selection += Telephony.Carriers.APN + "=?";
selectionArgs = new String[]{ apnName.trim() };
}
Cursor cursor = SqliteWrapper.query(context, context.getContentResolver(),
Uri.withAppendedPath(Telephony.Carriers.CONTENT_URI, "/subId/" + subIndex),
APN_PROJECTION, selection, selectionArgs, null);
if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) {
Log.v(TAG, "TransactionSettings looking for apn: " + selection + " returned: " +
(cursor ==null ? "null cursor" : (cursor.getCount() + " hits")));
}
if (cursor == null) {
Log.e(TAG, "Apn is not found in Database!");
return;
}
boolean sawValidApn = false;
try {
while (cursor.moveToNext() && TextUtils.isEmpty(mServiceCenter)) {
// Read values from APN settings
if (isValidApnType(cursor.getString(COLUMN_TYPE), PhoneConstants.APN_TYPE_MMS)) {
sawValidApn = true;
String mmsc = cursor.getString(COLUMN_MMSC);
if (mmsc == null) {
continue;
}
mServiceCenter = NetworkUtils.trimV4AddrZeros(mmsc.trim());
mProxyAddress = NetworkUtils.trimV4AddrZeros(
cursor.getString(COLUMN_MMSPROXY));
if (isProxySet()) {
String portString = cursor.getString(COLUMN_MMSPORT);
try {
mProxyPort = Integer.parseInt(portString);
} catch (NumberFormatException e) {
if (TextUtils.isEmpty(portString)) {
Log.w(TAG, "mms port not set!");
} else {
Log.e(TAG, "Bad port number format: " + portString, e);
}
}
}
}
}
} finally {
cursor.close();
}
Log.v(TAG, "APN setting: MMSC: " + mServiceCenter + " looked for: " + selection);
if (sawValidApn && TextUtils.isEmpty(mServiceCenter)) {
Log.e(TAG, "Invalid APN setting: MMSC is empty");
}
}
/**
* Constructor that overrides the default settings of the MMS Client.
*
* @param mmscUrl The MMSC URL
* @param proxyAddr The proxy address
* @param proxyPort The port used by the proxy address
* immediately start a SendTransaction upon completion of a NotificationTransaction,
* false otherwise.
*/
public TransactionSettings(String mmscUrl, String proxyAddr, int proxyPort) {
mServiceCenter = mmscUrl != null ? mmscUrl.trim() : null;
mProxyAddress = proxyAddr;
mProxyPort = proxyPort;
if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) {
Log.v(TAG, "TransactionSettings: " + mServiceCenter +
" proxyAddress: " + mProxyAddress +
" proxyPort: " + mProxyPort);
}
}
public String getMmscUrl() {
return mServiceCenter;
}
public String getProxyAddress() {
return mProxyAddress;
}
public int getProxyPort() {
return mProxyPort;
}
public boolean isProxySet() {
return (mProxyAddress != null) && (mProxyAddress.trim().length() != 0);
}
static private boolean isValidApnType(String types, String requestType) {
// If APN type is unspecified, assume APN_TYPE_ALL.
if (TextUtils.isEmpty(types)) {
return true;
}
for (String t : types.split(",")) {
if (t.equals(requestType) || t.equals(PhoneConstants.APN_TYPE_ALL)) {
return true;
}
}
return false;
}
}
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