Support unregistration from RedPhone

// FREEBIE

src/org/thoughtcrime/redphone/RedPhone.java

@@ -38,6 +38,8 @@ import android.view.KeyEvent;
 import android.view.Window;
 import android.view.WindowManager;
 
+import com.afollestad.materialdialogs.AlertDialogWrapper;
+
 import org.thoughtcrime.redphone.crypto.zrtp.SASInfo;
 import org.thoughtcrime.redphone.ui.CallControls;
 import org.thoughtcrime.redphone.ui.CallScreen;
@@ -289,22 +291,23 @@ public class RedPhone extends Activity {
 
   private void handleNoSuchUser(final Recipient recipient) {
     if (isFinishing()) return; // XXX Stuart added this check above, not sure why, so I'm repeating in ignorance. - moxie
-    AlertDialog.Builder dialog = new AlertDialog.Builder(this);
+    AlertDialogWrapper.Builder dialog = new AlertDialogWrapper.Builder(this);
     dialog.setTitle("Number not registered!");
-    dialog.setIcon(android.R.drawable.ic_dialog_info);
-    dialog.setMessage("The number you dialed is not registered");
+    dialog.setIconAttribute(R.attr.dialog_alert_icon);
+    dialog.setMessage("The number you dialed does not support secure voice!");
     dialog.setCancelable(true);
-//    dialog.setPositiveButton(R.string.RedPhone_yes_exclamation, new OnClickListener() {
-//      public void onClick(DialogInterface dialog, int arg) {
-//        RedPhone.this.sendInstallLink(user);
-//        RedPhone.this.handleTerminate(LOCAL_TERMINATE);
-//      }
-//    });
-//    dialog.setNegativeButton(R.string.RedPhone_no_thanks_exclamation, new OnClickListener() {
-//      public void onClick(DialogInterface dialog, int arg) {
-//        RedPhone.this.handleTerminate(LOCAL_TERMINATE);
-//      }
-//    });
+    dialog.setPositiveButton("Got it", new OnClickListener() {
+      @Override
+      public void onClick(DialogInterface dialog, int which) {
+        RedPhone.this.handleTerminate(LOCAL_TERMINATE);
+      }
+    });
+    dialog.setOnCancelListener(new DialogInterface.OnCancelListener() {
+      @Override
+      public void onCancel(DialogInterface dialog) {
+        RedPhone.this.handleTerminate(LOCAL_TERMINATE);
+      }
+    });
     dialog.show();
   }
 

src/org/thoughtcrime/redphone/signaling/RedPhoneAccountManager.java

@@ -1,5 +1,6 @@
 package org.thoughtcrime.redphone.signaling;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.squareup.okhttp.MediaType;
 import com.squareup.okhttp.OkHttpClient;
@@ -8,6 +9,7 @@ import com.squareup.okhttp.RequestBody;
 import com.squareup.okhttp.Response;
 
 import org.thoughtcrime.securesms.util.Base64;
+import org.whispersystems.libaxolotl.util.guava.Optional;
 import org.whispersystems.textsecure.api.push.TrustStore;
 
 import java.io.IOException;
@@ -44,6 +46,25 @@ public class RedPhoneAccountManager {
     }
   }
 
+  public void setGcmId(Optional<String> gcmId) throws IOException {
+    Request.Builder builder = new Request.Builder();
+    builder.url(baseUrl + "/api/v1/accounts/gcm/");
+    builder.header("Authorization", "Basic " + Base64.encodeBytes((login + ":" + password).getBytes()));
+
+    if (gcmId.isPresent()) {
+      String body = new ObjectMapper().writeValueAsString(new RedPhoneGcmId(gcmId.get()));
+      builder.put(RequestBody.create(MediaType.parse("application/json; charset=utf-8"), body));
+    } else {
+      builder.delete();
+    }
+
+    Response response = client.newCall(builder.build()).execute();
+
+    if (!response.isSuccessful()) {
+      throw new IOException("Failed to perform GCM operation: " + response.code());
+    }
+  }
+
   public void createAccount(String verificationToken, RedPhoneAccountAttributes attributes) throws IOException {
     String body = new ObjectMapper().writeValueAsString(attributes);
 
@@ -56,7 +77,7 @@ public class RedPhoneAccountManager {
     Response response = client.newCall(request).execute();
 
     if (!response.isSuccessful()) {
-      throw new IOException("Failed to create account");
+      throw new IOException("Failed to create account: " + response.code());
     }
   }
 

src/org/thoughtcrime/redphone/signaling/RedPhoneGcmId.java

@@ -0,0 +1,17 @@
+package org.thoughtcrime.redphone.signaling;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class RedPhoneGcmId {
+
+  @JsonProperty
+  private String gcmRegistrationId;
+
+  public RedPhoneGcmId() {}
+
+  public RedPhoneGcmId(String gcmRegistrationId) {
+    this.gcmRegistrationId = gcmRegistrationId;
+  }
+
+
+}

src/org/thoughtcrime/securesms/preferences/AdvancedPreferenceFragment.java

@@ -19,7 +19,10 @@ import android.widget.Toast;
 import com.afollestad.materialdialogs.AlertDialogWrapper;
 import com.google.android.gms.gcm.GoogleCloudMessaging;
 
+import org.thoughtcrime.redphone.signaling.RedPhoneAccountManager;
+import org.thoughtcrime.redphone.signaling.RedPhoneTrustStore;
 import org.thoughtcrime.securesms.ApplicationPreferencesActivity;
+import org.thoughtcrime.securesms.BuildConfig;
 import org.thoughtcrime.securesms.LogSubmitActivity;
 import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.RegistrationActivity;
@@ -174,10 +177,15 @@ public class AdvancedPreferenceFragment extends PreferenceFragment {
       @Override
       protected Integer doInBackground(Void... params) {
         try {
-          Context                  context        = getActivity();
-          TextSecureAccountManager accountManager = TextSecureCommunicationFactory.createManager(context);
+          Context                  context                = getActivity();
+          TextSecureAccountManager accountManager         = TextSecureCommunicationFactory.createManager(context);
+          RedPhoneAccountManager   redPhoneAccountManager = new RedPhoneAccountManager(BuildConfig.REDPHONE_MASTER_URL,
+                                                                                       new RedPhoneTrustStore(context),
+                                                                                       TextSecurePreferences.getLocalNumber(context),
+                                                                                       TextSecurePreferences.getPushServerPassword(context));
 
           accountManager.setGcmId(Optional.<String>absent());
+          redPhoneAccountManager.setGcmId(Optional.<String>absent());
           GoogleCloudMessaging.getInstance(context).unregister();
 
           return SUCCESS;