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/*
* Copyright (C) 2010 Google Inc.
*
* 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.googlecode.android_scripting.facade;
import android.app.Service;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.provider.ContactsContract;
import com.googlecode.android_scripting.jsonrpc.RpcReceiver;
import com.googlecode.android_scripting.rpc.Rpc;
import com.googlecode.android_scripting.rpc.RpcOptional;
import com.googlecode.android_scripting.rpc.RpcParameter;
import java.util.ArrayList;
import java.util.List;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
/**
* Provides access to contacts related functionality.
*
* @author MeanEYE.rcf (meaneye.rcf@gmail.com
*/
public class ContactsFacade extends RpcReceiver {
private static final Uri CONTACTS_URI = Uri.parse("content://contacts/people");
private final ContentResolver mContentResolver;
private final Service mService;
private final CommonIntentsFacade mCommonIntentsFacade;
public Uri mPhoneContent = null;
public String mContactId;
public String mPrimary;
public String mPhoneNumber;
public String mHasPhoneNumber;
public ContactsFacade(FacadeManager manager) {
super(manager);
mService = manager.getService();
mContentResolver = mService.getContentResolver();
mCommonIntentsFacade = manager.getReceiver(CommonIntentsFacade.class);
try {
// Backward compatibility... get contract stuff using reflection
Class<?> phone = Class.forName("android.provider.ContactsContract$CommonDataKinds$Phone");
mPhoneContent = (Uri) phone.getField("CONTENT_URI").get(null);
mContactId = (String) phone.getField("CONTACT_ID").get(null);
mPrimary = (String) phone.getField("IS_PRIMARY").get(null);
mPhoneNumber = (String) phone.getField("NUMBER").get(null);
mHasPhoneNumber = (String) phone.getField("HAS_PHONE_NUMBER").get(null);
} catch (Exception e) {
}
}
private Uri buildUri(Integer id) {
Uri uri = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, id);
return uri;
}
@Rpc(description = "Displays a list of contacts to pick from.", returns = "A map of result values.")
public Intent pickContact() throws JSONException {
return mCommonIntentsFacade.pick("content://contacts/people");
}
@Rpc(description = "Displays a list of phone numbers to pick from.", returns = "The selected phone number.")
public String pickPhone() throws JSONException {
String result = null;
Intent data = mCommonIntentsFacade.pick("content://contacts/phones");
if (data != null) {
Uri phoneData = data.getData();
Cursor cursor = mService.getContentResolver().query(phoneData, null, null, null, null);
if (cursor != null) {
if (cursor.moveToFirst()) {
result = cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.PhoneLookup.NUMBER));
}
cursor.close();
}
}
return result;
}
@Rpc(description = "Returns a List of all possible attributes for contacts.")
public List<String> contactsGetAttributes() {
List<String> result = new ArrayList<String>();
Cursor cursor = mContentResolver.query(CONTACTS_URI, null, null, null, null);
if (cursor != null) {
String[] columns = cursor.getColumnNames();
for (int i = 0; i < columns.length; i++) {
result.add(columns[i]);
}
cursor.close();
}
return result;
}
// TODO(MeanEYE.rcf): Add ability to narrow selection by providing named pairs of attributes.
@Rpc(description = "Returns a List of all contact IDs.")
public List<Integer> contactsGetIds() {
List<Integer> result = new ArrayList<Integer>();
String[] columns = { "_id" };
Cursor cursor = mContentResolver.query(CONTACTS_URI, columns, null, null, null);
if (cursor != null) {
while (cursor.moveToNext()) {
result.add(cursor.getInt(0));
}
cursor.close();
}
return result;
}
@Rpc(description = "Returns a List of all contacts.", returns = "a List of contacts as Maps")
public List<JSONObject> contactsGet(
@RpcParameter(name = "attributes") @RpcOptional JSONArray attributes) throws JSONException {
List<JSONObject> result = new ArrayList<JSONObject>();
String[] columns;
if (attributes == null || attributes.length() == 0) {
// In case no attributes are specified we set the default ones.
columns = new String[] { "_id", "name", "primary_phone", "primary_email", "type" };
} else {
// Convert selected attributes list into usable string list.
columns = new String[attributes.length()];
for (int i = 0; i < attributes.length(); i++) {
columns[i] = attributes.getString(i);
}
}
List<String> queryList = new ArrayList<String>();
for (String s : columns) {
queryList.add(s);
}
if (!queryList.contains("_id")) {
queryList.add("_id");
}
String[] query = queryList.toArray(new String[queryList.size()]);
Cursor cursor = mContentResolver.query(CONTACTS_URI, query, null, null, null);
if (cursor != null) {
int idIndex = cursor.getColumnIndex("_id");
while (cursor.moveToNext()) {
String id = cursor.getString(idIndex);
JSONObject message = new JSONObject();
for (int i = 0; i < columns.length; i++) {
String key = columns[i];
String value = cursor.getString(cursor.getColumnIndex(key));
if (mPhoneNumber != null) {
if (key.equals("primary_phone")) {
value = findPhone(id);
}
}
message.put(key, value);
}
result.add(message);
}
cursor.close();
}
return result;
}
private String findPhone(String id) {
String result = null;
if (id == null || id.equals("")) {
return result;
}
try {
if (Integer.parseInt(id) > 0) {
Cursor pCur =
mContentResolver.query(mPhoneContent, new String[] { mPhoneNumber }, mContactId
+ " = ? and " + mPrimary + "=1", new String[] { id }, null);
if (pCur != null) {
pCur.getColumnNames();
while (pCur.moveToNext()) {
result = pCur.getString(0);
break;
}
}
pCur.close();
}
} catch (Exception e) {
return null;
}
return result;
}
@Rpc(description = "Returns contacts by ID.")
public JSONObject contactsGetById(@RpcParameter(name = "id") Integer id,
@RpcParameter(name = "attributes") @RpcOptional JSONArray attributes) throws JSONException {
JSONObject result = null;
Uri uri = buildUri(id);
String[] columns;
if (attributes == null || attributes.length() == 0) {
// In case no attributes are specified we set the default ones.
columns = new String[] { "_id", "name", "primary_phone", "primary_email", "type" };
} else {
// Convert selected attributes list into usable string list.
columns = new String[attributes.length()];
for (int i = 0; i < attributes.length(); i++) {
columns[i] = attributes.getString(i);
}
}
Cursor cursor = mContentResolver.query(uri, columns, null, null, null);
if (cursor != null) {
result = new JSONObject();
cursor.moveToFirst();
for (int i = 0; i < columns.length; i++) {
result.put(columns[i], cursor.getString(i));
}
cursor.close();
}
return result;
}
// TODO(MeanEYE.rcf): Add ability to narrow selection by providing named pairs of attributes.
@Rpc(description = "Returns the number of contacts.")
public Integer contactsGetCount() {
Integer result = 0;
Cursor cursor = mContentResolver.query(CONTACTS_URI, null, null, null, null);
if (cursor != null) {
result = cursor.getCount();
cursor.close();
}
return result;
}
private String[] jsonToArray(JSONArray array) throws JSONException {
String[] result = null;
if (array != null && array.length() > 0) {
result = new String[array.length()];
for (int i = 0; i < array.length(); i++) {
result[i] = array.getString(i);
}
}
return result;
}
/**
* Exactly as per <a href=
* "http://developer.android.com/reference/android/content/ContentResolver.html#query%28android.net.Uri,%20java.lang.String[],%20java.lang.String,%20java.lang.String[],%20java.lang.String%29"
* >ContentResolver.query</a>
*/
@Rpc(description = "Content Resolver Query", returns = "result of query as Maps")
public List<JSONObject> queryContent(
@RpcParameter(name = "uri", description = "The URI, using the content:// scheme, for the content to retrieve.") String uri,
@RpcParameter(name = "attributes", description = "A list of which columns to return. Passing null will return all columns") @RpcOptional JSONArray attributes,
@RpcParameter(name = "selection", description = "A filter declaring which rows to return") @RpcOptional String selection,
@RpcParameter(name = "selectionArgs", description = "You may include ?s in selection, which will be replaced by the values from selectionArgs") @RpcOptional JSONArray selectionArgs,
@RpcParameter(name = "order", description = "How to order the rows") @RpcOptional String order)
throws JSONException {
List<JSONObject> result = new ArrayList<JSONObject>();
String[] columns = jsonToArray(attributes);
String[] args = jsonToArray(selectionArgs);
Cursor cursor = mContentResolver.query(Uri.parse(uri), columns, selection, args, order);
if (cursor != null) {
String[] names = cursor.getColumnNames();
while (cursor.moveToNext()) {
JSONObject message = new JSONObject();
for (int i = 0; i < cursor.getColumnCount(); i++) {
String key = names[i];
String value = cursor.getString(i);
message.put(key, value);
}
result.add(message);
}
cursor.close();
}
return result;
}
@Rpc(description = "Content Resolver Query Attributes", returns = "a list of available columns for a given content uri")
public JSONArray queryAttributes(
@RpcParameter(name = "uri", description = "The URI, using the content:// scheme, for the content to retrieve.") String uri)
throws JSONException {
JSONArray result = new JSONArray();
Cursor cursor = mContentResolver.query(Uri.parse(uri), null, "1=0", null, null);
if (cursor != null) {
String[] names = cursor.getColumnNames();
for (String name : names) {
result.put(name);
}
cursor.close();
}
return result;
}
@Override
public void shutdown() {
}
}