| /* |
| * 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.database.sqlite.SqliteWrapper; |
| |
| import android.content.Context; |
| import android.database.Cursor; |
| import android.net.Uri; |
| import com.android.internal.telephony.Phone; |
| import android.provider.Telephony; |
| import android.text.TextUtils; |
| import android.util.Config; |
| import android.util.Log; |
| |
| |
| /** |
| * 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 = "TransactionSettings"; |
| private static final boolean DEBUG = true; |
| private static final boolean LOCAL_LOGV = DEBUG ? Config.LOGD : Config.LOGV; |
| |
| 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) { |
| String selection = (apnName != null)? |
| Telephony.Carriers.APN + "='"+apnName+"'": null; |
| |
| Cursor cursor = SqliteWrapper.query(context, context.getContentResolver(), |
| Uri.withAppendedPath(Telephony.Carriers.CONTENT_URI, "current"), |
| APN_PROJECTION, selection, null, null); |
| |
| 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), Phone.APN_TYPE_MMS)) { |
| sawValidApn = true; |
| mServiceCenter = cursor.getString(COLUMN_MMSC); |
| mProxyAddress = 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(); |
| } |
| |
| 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; |
| mProxyAddress = proxyAddr; |
| mProxyPort = proxyPort; |
| } |
| |
| 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(Phone.APN_TYPE_ALL)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |