src/de/ub0r/android/andGMXsms/HelperAPI5Contacts.java

   1 /*
   2  * Copyright (C) 2010 Felix Bechstein
   3  *
   4  * This file is part of WebSMS.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it under
   7  * the terms of the GNU General Public License as published by the Free Software
   8  * Foundation; either version 3 of the License, or (at your option) any later
   9  * version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License along with
  17  * this program; If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package de.ub0r.android.andGMXsms;
  20
  21 import java.lang.reflect.Method;
  22
  23 import android.app.Notification;
  24 import android.app.Service;
  25 import android.content.ContentResolver;
  26 import android.database.Cursor;
  27 import android.database.DatabaseUtils;
  28 import android.provider.BaseColumns;
  29 import android.provider.ContactsContract;
  30 import android.util.Log;
  31
  32 /**
  33  * Helper class to set/unset background for api5 systems.
  34  *
  35  * @author flx
  36  */
  37 public class HelperAPI5Contacts {
  38         /** Tag for output. */
  39         private static final String TAG = "WebSMS.api5c";
  40
  41         /** Error message if API5 is not available. */
  42         private static final String ERRORMESG = "no API5c available";
  43
  44         /** SQL to select mobile numbers only. */
  45         private static final String MOBILES_ONLY = ") AND ("
  46                         + ContactsContract.CommonDataKinds.Phone.TYPE + " = "
  47                         + ContactsContract.CommonDataKinds.Phone.TYPE_MOBILE + ")";
  48
  49         /** Sort Order. */
  50         private static final String SORT_ORDER = ContactsContract.CommonDataKinds.Phone.STARRED
  51                         + " DESC, "
  52                         + ContactsContract.CommonDataKinds.Phone.TIMES_CONTACTED
  53                         + " DESC, "
  54                         + ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME
  55                         + " ASC, " + ContactsContract.CommonDataKinds.Phone.TYPE;
  56
  57         /** Cursor's projection. */
  58         private static final String[] PROJECTION = { //
  59         BaseColumns._ID, // 0
  60                         ContactsContract.Data.DISPLAY_NAME, // 1
  61                         ContactsContract.CommonDataKinds.Phone.NUMBER, // 2
  62                         ContactsContract.CommonDataKinds.Phone.TYPE // 3
  63         };
  64
  65         /**
  66          * Check whether API5 is available.
  67          *
  68          * @return true if API5 is available
  69          */
  70         final boolean isAvailable() {
  71                 try {
  72                         Method mDebugMethod = Service.class.getMethod("startForeground",
  73                                         new Class[] { Integer.TYPE, Notification.class });
  74                         /* success, this is a newer device */
  75                         if (mDebugMethod != null) {
  76                                 return true;
  77                         }
  78                 } catch (Throwable e) {
  79                         Log.d(TAG, ERRORMESG, e);
  80                         throw new VerifyError(ERRORMESG);
  81                 }
  82                 Log.d(TAG, ERRORMESG);
  83                 throw new VerifyError(ERRORMESG);
  84         }
  85
  86         /**
  87          * Run Query to update data.
  88          *
  89          * @param mContentResolver
  90          *            a Content Resolver
  91          * @param constraint
  92          *            filter string
  93          * @return cursor
  94          */
  95         final Cursor runQueryOnBackgroundThread(
  96                         final ContentResolver mContentResolver,
  97                         final CharSequence constraint) {
  98                 String where = null;
  99
 100                 if (constraint != null) {
 101                         String filter = DatabaseUtils.sqlEscapeString('%' + constraint
 102                                         .toString() + '%');
 103
 104                         StringBuilder s = new StringBuilder();
 105                         s.append("(" + ContactsContract.Data.DISPLAY_NAME + " LIKE ");
 106                         s.append(filter);
 107                         s.append(") OR (" + ContactsContract.CommonDataKinds.Phone.DATA1
 108                                         + " LIKE ");
 109                         s.append(filter);
 110                         s.append(")");
 111
 112                         if (WebSMS.prefsMobilesOnly) {
 113                                 s.insert(0, "(");
 114                                 s.append(MOBILES_ONLY);
 115                         }
 116
 117                         where = s.toString();
 118                 }
 119                 return mContentResolver.query(
 120                                 ContactsContract.CommonDataKinds.Phone.CONTENT_URI, PROJECTION,
 121                                 where, null, SORT_ORDER);
 122         }
 123
 124         /**
 125          * Get a Name for a given number.
 126          *
 127          * @param act
 128          *            activity to get the cursor from
 129          * @param number
 130          *            number to look for
 131          * @return name matching the number
 132          */
 133         final String getNameForNumber(final WebSMS act, final String number) {
 134                 String ret = null;
 135
 136                 Cursor c = act.managedQuery(
 137                                 ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
 138                                 new String[] { ContactsContract.Data.DISPLAY_NAME,
 139                                                 ContactsContract.CommonDataKinds.Phone.NUMBER },
 140                                 ContactsContract.CommonDataKinds.Phone.DATA1 + " = '" + number
 141                                                 + "'", null, null);
 142                 if (c.moveToFirst()) {
 143                         ret = c.getString(c
 144                                         .getColumnIndex(ContactsContract.Data.DISPLAY_NAME));
 145                 }
 146
 147                 return ret;
 148         }
 149 }