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/*
* Copyright (C) 2014 Xiao-Long Chen <chillermillerlong@hotmail.com>
*
* 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.dialer.lookup.opencnam;
import com.android.dialer.calllog.ContactInfo;
import com.android.dialer.lookup.ContactBuilder;
import com.android.dialer.lookup.ReverseLookup;
import android.content.Context;
import android.net.Uri;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import android.util.Pair;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
public class OpenCnamReverseLookup extends ReverseLookup {
private static final String TAG =
OpenCnamReverseLookup.class.getSimpleName();
private static final boolean DEBUG = false;
private static final String LOOKUP_URL =
"https://api.opencnam.com/v2/phone/";
/** Query parameters for paid accounts */
private static final String ACCOUNT_SID = "account_sid";
private static final String AUTH_TOKEN = "auth_token";
public OpenCnamReverseLookup(Context context) {
}
/**
* Perform phone number lookup.
*
* @param context The application context
* @param normalizedNumber The normalized phone number
* @param formattedNumber The formatted phone number
* @return The phone number info object
*/
public Pair<ContactInfo, Object> lookupNumber(Context context,
String normalizedNumber, String formattedNumber) {
String displayName;
if (normalizedNumber.startsWith("+") &&!normalizedNumber.startsWith("+1")) {
// Any non-US number will return "We currently accept only US numbers"
return null;
}
try {
displayName = httpGetRequest(context, normalizedNumber);
if (DEBUG) Log.d(TAG, "Reverse lookup returned name: " + displayName);
} catch (IOException e) {
return null;
}
// Check displayName. The free tier of the service will return the
// following for some numbers:
// "CNAM for phone "NORMALIZED" is currently unavailable for Hobbyist Tier users."
if (displayName.contains("Hobbyist Tier")) {
return null;
}
String number = formattedNumber != null
? formattedNumber : normalizedNumber;
ContactBuilder builder = new ContactBuilder(
ContactBuilder.REVERSE_LOOKUP,
normalizedNumber, formattedNumber);
ContactBuilder.Name n = new ContactBuilder.Name();
n.displayName = displayName;
builder.setName(n);
ContactBuilder.PhoneNumber pn = new ContactBuilder.PhoneNumber();
pn.number = number;
pn.type = Phone.TYPE_MAIN;
builder.addPhoneNumber(pn);
builder.setPhotoUri(ContactBuilder.PHOTO_URI_BUSINESS);
return Pair.create(builder.build(), null);
}
private String httpGetRequest(Context context, String number) throws IOException {
Uri.Builder builder = Uri.parse(LOOKUP_URL + number).buildUpon();
// Paid account
String accountSid = Settings.System.getString(
context.getContentResolver(),
Settings.System.DIALER_OPENCNAM_ACCOUNT_SID);
String authToken = Settings.System.getString(
context.getContentResolver(),
Settings.System.DIALER_OPENCNAM_AUTH_TOKEN);
if (!TextUtils.isEmpty(accountSid) && !TextUtils.isEmpty(authToken)) {
Log.d(TAG, "Using paid account");
builder.appendQueryParameter(ACCOUNT_SID, accountSid);
builder.appendQueryParameter(AUTH_TOKEN, authToken);
}
String url = builder.build().toString();
HttpClient client = new DefaultHttpClient();
HttpGet request = new HttpGet(url);
HttpResponse response = client.execute(request);
if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
throw new IOException();
}
ByteArrayOutputStream out = new ByteArrayOutputStream();
response.getEntity().writeTo(out);
return new String(out.toByteArray());
}
}
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