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/*
* Copyright (C) 2014 The OmniROM Project
* 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.
*/
// Partially based on OmniROM's implementation
package com.android.dialer.lookup.openstreetmap;
import android.content.Context;
import android.location.Location;
import android.provider.ContactsContract.CommonDataKinds.StructuredPostal;
import android.provider.ContactsContract.CommonDataKinds.Website;
import android.util.Log;
import com.android.dialer.phonenumbercache.ContactInfo;
import com.android.dialer.lookup.ContactBuilder;
import com.android.dialer.lookup.ForwardLookup;
import com.android.dialer.lookup.LookupUtils;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Locale;
public class OpenStreetMapForwardLookup extends ForwardLookup {
private static final String TAG =
OpenStreetMapForwardLookup.class.getSimpleName();
/** Search within radius (meters) */
private static final int RADIUS = 30000;
/** Query URL */
private static final String LOOKUP_URL =
"https://overpass-api.de/api/interpreter";
private static final String LOOKUP_QUERY =
"[out:json];node[name~\"%s\"][phone](around:%d,%f,%f);out body;";
private static final String RESULT_ELEMENTS = "elements";
private static final String RESULT_TAGS = "tags";
private static final String TAG_NAME = "name";
private static final String TAG_PHONE = "phone";
private static final String TAG_HOUSENUMBER = "addr:housenumber";
private static final String TAG_STREET = "addr:street";
private static final String TAG_CITY = "addr:city";
private static final String TAG_POSTCODE = "addr:postcode";
private static final String TAG_WEBSITE = "website";
public OpenStreetMapForwardLookup(Context context) {
}
@Override
public ContactInfo[] lookup(Context context,
String filter, Location lastLocation) {
// The OSM API doesn't support case-insentive searches, but does
// support regular expressions.
String regex = "";
for (int i = 0; i < filter.length(); i++) {
char c = filter.charAt(i);
regex += "[" + Character.toUpperCase(c)
+ Character.toLowerCase(c) + "]";
}
String request = String.format(Locale.ENGLISH, LOOKUP_QUERY, regex,
RADIUS, lastLocation.getLatitude(), lastLocation.getLongitude());
try {
return getEntries(new JSONObject(LookupUtils.httpPost(LOOKUP_URL, null, request)));
} catch (IOException e) {
Log.e(TAG, "Failed to execute query", e);
} catch (JSONException e) {
Log.e(TAG, "JSON error", e);
}
return null;
}
private ContactInfo[] getEntries(JSONObject results)
throws JSONException {
ArrayList<ContactInfo> details =
new ArrayList<ContactInfo>();
JSONArray elements = results.getJSONArray(RESULT_ELEMENTS);
for (int i = 0; i < elements.length(); i++) {
try {
JSONObject element = elements.getJSONObject(i);
JSONObject tags = element.getJSONObject(RESULT_TAGS);
String displayName = tags.getString(TAG_NAME);
String phoneNumber = tags.getString(TAG_PHONE);
// Take the first number if there are multiple
if (phoneNumber.contains(";")) {
phoneNumber = phoneNumber.split(";")[0];
phoneNumber = phoneNumber.trim();
}
// The address is split
String addressHouseNumber =
tags.optString(TAG_HOUSENUMBER, null);
String addressStreet = tags.optString(TAG_STREET, null);
String addressCity = tags.optString(TAG_CITY, null);
String addressPostCode = tags.optString(TAG_POSTCODE, null);
String address = String.format(
"%s %s, %s %s",
addressHouseNumber != null ? addressHouseNumber : "",
addressStreet != null ? addressStreet : "",
addressCity != null ? addressCity : "",
addressPostCode != null ? addressPostCode : "");
address = address.trim().replaceAll("\\s+", " ");
if (address.length() == 0) {
address = null;
}
String website = tags.optString(TAG_WEBSITE, null);
ContactBuilder builder = new ContactBuilder(
ContactBuilder.FORWARD_LOOKUP, null, phoneNumber);
builder.setName(ContactBuilder.Name.createDisplayName(displayName));
builder.addPhoneNumber(ContactBuilder.PhoneNumber.createMainNumber(phoneNumber));
ContactBuilder.Address a = new ContactBuilder.Address();
a.formattedAddress = address;
a.city = addressCity;
a.street = addressStreet;
a.postCode = addressPostCode;
a.type = StructuredPostal.TYPE_WORK;
builder.addAddress(a);
ContactBuilder.WebsiteUrl w = new ContactBuilder.WebsiteUrl();
w.url = website;
w.type = Website.TYPE_HOMEPAGE;
builder.addWebsite(w);
builder.setPhotoUri(ContactBuilder.PHOTO_URI_BUSINESS);
details.add(builder.build());
} catch (JSONException e) {
Log.e(TAG, "Skipping the suggestions at index " + i, e);
}
}
if (details.size() > 0) {
return details.toArray(new ContactInfo[details.size()]);
} else {
return null;
}
}
}
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