1 files changed, 99 insertions, 0 deletions
diff --git a/java/com/android/dialer/lookup/opencnam/OpenCnamReverseLookup.java b/java/com/android/dialer/lookup/opencnam/OpenCnamReverseLookup.java
new file mode 100644
index 000000000..458dbc136
--- /dev/null
+++ b/java/com/android/dialer/lookup/opencnam/OpenCnamReverseLookup.java
@@ -0,0 +1,99 @@
+/*
+ * 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 android.content.Context;
+import android.net.Uri;
+import android.provider.Settings;
+import android.text.TextUtils;
+import android.util.Log;
+
+import com.android.dialer.phonenumbercache.ContactInfo;
+import com.android.dialer.lookup.ContactBuilder;
+import com.android.dialer.lookup.LookupSettings;
+import com.android.dialer.lookup.LookupUtils;
+import com.android.dialer.lookup.ReverseLookup;
+
+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
+   */
+  @Override
+  public ContactInfo lookupNumber(Context context,
+      String normalizedNumber, String formattedNumber) throws IOException {
+    if (normalizedNumber.startsWith("+") && !normalizedNumber.startsWith("+1")) {
+      // Any non-US number will return "We currently accept only US numbers"
+      return null;
+    }
+
+    String displayName = httpGetRequest(context, normalizedNumber);
+    if (DEBUG) Log.d(TAG, "Reverse lookup returned name: " + displayName);
+
+    // 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;
+
+    return ContactBuilder.forReverseLookup(normalizedNumber, formattedNumber)
+        .setName(ContactBuilder.Name.createDisplayName(displayName))
+        .addPhoneNumber(ContactBuilder.PhoneNumber.createMainNumber(number))
+        .setPhotoUri(ContactBuilder.PHOTO_URI_BUSINESS)
+        .build();
+  }
+
+  private String httpGetRequest(Context context, String number) throws IOException {
+    Uri.Builder builder = Uri.parse(LOOKUP_URL + number).buildUpon();
+
+    // Paid account
+    String accountSid = LookupSettings.getOpenCnamAccountSid(context);
+    String authToken = LookupSettings.getOpenCnamAuthToken(context);
+
+    if (!TextUtils.isEmpty(accountSid) && !TextUtils.isEmpty(authToken)) {
+      Log.d(TAG, "Using paid account");
+
+      builder.appendQueryParameter(ACCOUNT_SID, accountSid);
+      builder.appendQueryParameter(AUTH_TOKEN, authToken);
+    }
+
+    return LookupUtils.httpGet(builder.build().toString(), null);
+  }
+}