/**
* Copyright (C) 2010-2012 Regis Montoya (aka r3gis - www.r3gis.fr)
* This file is part of CSipSimple.
*
* CSipSimple is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* If you own a pjsip commercial license you can also redistribute it
* and/or modify it under the terms of the GNU Lesser General Public License
* as an android library.
*
* CSipSimple is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CSipSimple. If not, see <http://www.gnu.org/licenses/>.
*/
package com.csipsimple.service;
import com.csipsimple.api.SipConfigManager;
import com.csipsimple.utils.Log;
import com.csipsimple.utils.PreferencesWrapper;
import android.content.ContentProvider;
import android.content.ContentValues;
import android.content.UriMatcher;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.net.Uri;
import android.text.TextUtils;
/**
* This provider allow to retrieve preference from different process than the UI
* process Should be used by service For the future could be usefull for third
* party apps.
*
* @author r3gis3r
*
*/
public class PreferenceProvider extends ContentProvider {
private PreferencesWrapper prefs;
private static final int PREFS = 1;
private static final int PREF_ID = 2;
private static final int RAZ = 3;
public static final int COL_INDEX_NAME = 0;
public static final int COL_INDEX_VALUE = 1;
private static final String THIS_FILE = "PrefsProvider";
private final static UriMatcher URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH);
static {
URI_MATCHER.addURI(SipConfigManager.AUTHORITY, SipConfigManager.PREFS_TABLE_NAME, PREFS);
URI_MATCHER.addURI(SipConfigManager.AUTHORITY, SipConfigManager.PREFS_TABLE_NAME + "/*", PREF_ID);
URI_MATCHER.addURI(SipConfigManager.AUTHORITY, SipConfigManager.RESET_TABLE_NAME, RAZ);
}
@Override
public boolean onCreate() {
prefs = new PreferencesWrapper(getContext());
return true;
}
/**
* Return the MIME type for an known URI in the provider.
*/
@Override
public String getType(Uri uri) {
switch (URI_MATCHER.match(uri)) {
case PREFS:
case RAZ:
return SipConfigManager.PREF_CONTENT_TYPE;
case PREF_ID:
return SipConfigManager.PREF_CONTENT_ITEM_TYPE;
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
}
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String order) {
MatrixCursor resCursor = new MatrixCursor(new String[] { SipConfigManager.FIELD_NAME, SipConfigManager.FIELD_VALUE });
if (URI_MATCHER.match(uri) == PREF_ID) {
String name = uri.getLastPathSegment();
Class<?> aClass = null;
if (TextUtils.isEmpty(selection)) {
aClass = PreferencesWrapper.gPrefClass(name);
} else {
try {
aClass = Class.forName(selection);
} catch (ClassNotFoundException e) {
Log.e(THIS_FILE, "Impossible to retrieve class from selection");
}
}
Object value = null;
if (aClass == String.class) {
value = prefs.getPreferenceStringValue(name);
} else if (aClass == Float.class) {
value = prefs.getPreferenceFloatValue(name);
} else if (aClass == Boolean.class) {
Boolean v = prefs.getPreferenceBooleanValue(name);
if(v != null) {
value = v ? 1 : 0;
}else {
value = -1;
}
} else if(aClass == Integer.class) {
value = prefs.getPreferenceIntegerValue(name);
}
if (value != null) {
resCursor.addRow(new Object[] { name, value });
} else {
resCursor = null;
}
}
return resCursor;
}
@Override
public int update(Uri uri, ContentValues cv, String selection, String[] selectionArgs) {
int count = 0;
switch (URI_MATCHER.match(uri)) {
case PREFS:
// Ignore for now
break;
case PREF_ID:
String name = uri.getLastPathSegment();
Class<?> aClass = null;
if (TextUtils.isEmpty(selection)) {
aClass = PreferencesWrapper.gPrefClass(name);
} else {
try {
aClass = Class.forName(selection);
} catch (ClassNotFoundException e) {
Log.e(THIS_FILE, "Impossible to retrieve class from selection");
}
}
if (aClass == String.class) {
prefs.setPreferenceStringValue(name, cv.getAsString(SipConfigManager.FIELD_VALUE));
} else if (aClass == Float.class) {
prefs.setPreferenceFloatValue(name, cv.getAsFloat(SipConfigManager.FIELD_VALUE));
} else if (aClass == Boolean.class) {
prefs.setPreferenceBooleanValue(name, cv.getAsBoolean(SipConfigManager.FIELD_VALUE));
}
count++;
break;
case RAZ:
prefs.resetAllDefaultValues();
break;
}
return count;
}
@Override
public int delete(Uri arg0, String arg1, String[] arg2) {
// Not implemented
return 0;
}
@Override
public Uri insert(Uri arg0, ContentValues arg1) {
// Not implemented
return null;
}
}