ContactPickerActivityNew.java

/*
ContactPickerActivity.java
Copyright (C) 2010  Belledonne Communications, Grenoble, France

This program 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 2
of the License, or (at your option) any later version.

This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package org.linphone;

import android.content.ContentUris;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.provider.ContactsContract;
import android.provider.ContactsContract.Contacts;
import android.text.TextUtils;

import java.util.ArrayList;
import java.util.List;


/**
 * Activity for retrieving a phone number / SIP address to call.
 * <br />
 *
 * The cinematic is:
 * <ul>
 * <li>Select contact (either through native or custom way)</li>
 * <li>Select phone number or SIP address
 * <li>Back to dialer</li>
 * </ul>
 * 
 * @author Guillaume Beraudo
 *
 */
public class ContactPickerActivityNew extends AbstractContactPickerActivity {



	@Override
	public Uri getPhotoUri(String id) {
		Uri contactUri = ContentUris.withAppendedId(Contacts.CONTENT_URI, Long.parseLong(id));
		Uri photoUri = Uri.withAppendedPath(contactUri, Contacts.Photo.CONTENT_DIRECTORY);
		if (photoUri == null) {
			return null;
		}
		Cursor cursor = getContentResolver().query(photoUri,
				new String[]{ContactsContract.CommonDataKinds.Photo.PHOTO}, null, null, null);
		try {
			if (cursor == null || !cursor.moveToNext()) {
				return null;
			}
			byte[] data = cursor.getBlob(0);
			if (data == null) {
				return null;
			}
			return photoUri;
		} finally {
			if (cursor != null) {
				cursor.close();
			}
		}
	}

	protected List<String> extractPhones(String id) {
		List<String> list = new ArrayList<String>();
		Uri uri = ContactsContract.CommonDataKinds.Phone.CONTENT_URI;
		String selection = ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = ?";
		String[] selArgs = new String[] {id};
		Cursor c = this.getContentResolver().query(uri,	null, selection, selArgs, null);

		int nbId = c.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);

		while (c.moveToNext()) {
			list.add(c.getString(nbId)); 
		}

		c.close();

		return list;
	}

	protected List<String> extractSipNumbers(String id) {
		List<String> list = new ArrayList<String>();
		Uri uri = ContactsContract.Data.CONTENT_URI;
		String selection = new StringBuilder()
		.append(ContactsContract.Data.CONTACT_ID).append(" =  ? AND ")
		.append(ContactsContract.Data.MIMETYPE).append(" = ? ")
		.append(" AND lower(")
		.append(ContactsContract.CommonDataKinds.Im.CUSTOM_PROTOCOL)
		.append(") = 'sip'").toString();
		String[] selArgs = new String[] {id, ContactsContract.CommonDataKinds.Im.CONTENT_ITEM_TYPE};
		Cursor c = this.getContentResolver().query(uri,	null, selection, selArgs, null);

		int nbId = c.getColumnIndex(ContactsContract.CommonDataKinds.Im.DATA);

		while (c.moveToNext()) {
			list.add("sip:" + c.getString(nbId)); 
		}

		c.close();

		return list;
	}

	@Override
	protected void onResume() {
		super.onResume();

		if (useNativePicker) {
			Uri uri = Contacts.CONTENT_URI;
			//ContactsContract.CommonDataKinds.Phone.CONTENT_URI
			startActivityForResult(new Intent(Intent.ACTION_PICK, uri),	0);
		}
	}

	protected void onActivityResult(int reqCode, int resultCode, Intent intent) {
		// If using native picker
		if (reqCode == 0) {
			if (resultCode == RESULT_OK) {
				String id = intent.getData().getLastPathSegment();
				String contactName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME);
				if (contactName == null)
					contactName = retrieveContactName(id);
				choosePhoneNumberAndDial(contactName, id);
			}
		}

		LinphoneActivity.instance().getTabHost().setCurrentTabByTag(LinphoneActivity.DIALER_TAB);
	}


	private String retrieveContactName(String id) {
		Uri uri = ContactsContract.CommonDataKinds.Phone.CONTENT_URI;
		String selection = ContactsContract.CommonDataKinds.Phone._ID + " = ?";
		String[] selArgs = new String[] {id};
		Cursor c = this.getContentResolver().query(uri,	null, selection, selArgs, null);

		String name = "";
		if (c.moveToFirst()) {
			name =  c.getString(c.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));
		}
		c.close();

		return name;
	}



	public Cursor runQuery(CharSequence constraint) {
		// Run query
		Uri uri = Contacts.CONTENT_URI;
		String[] projection = new String[] {
				Contacts._ID,
				Contacts.DISPLAY_NAME
		};
		String selection =
			Contacts.IN_VISIBLE_GROUP + " = '1' and "
			+ Contacts.HAS_PHONE_NUMBER + " = '1'";
		String[] selectionArgs = null;
		if (!TextUtils.isEmpty(constraint)) {
			// FIXME SQL injection - Android doesn't accept '?' in like queries
			selection += " and " + Contacts.DISPLAY_NAME + " like '%"+mcontactFilter.getText()+"%'";
		}

		String sortOrder = Contacts.DISPLAY_NAME + " COLLATE LOCALIZED ASC";

		return managedQuery(uri, projection, selection, selectionArgs, sortOrder);
	}


}