Display registered name in CallWidget

If the current account is registered on the name service,
we now display the name on the welcome page instead of
the full RingID.

The QRCode still contains the RingID.

Change-Id: Ie44521c83cd2162eacc6ede03f23492b8a1cce12
Tuleap: #1418

callwidget.cpp

@@ -332,18 +332,23 @@ CallWidget::findRingAccount(QModelIndex idx1, QModelIndex idx2, QVector<int> vec
         auto idx = AccountModel::instance().index(i, 0);
         auto protocol = idx.data(static_cast<int>(Account::Role::Proto));
         if (static_cast<Account::Protocol>(protocol.toUInt()) == Account::Protocol::RING) {
+            auto account = AccountModel::instance().getAccountByModelIndex(idx);
+            auto registeredName = account->registeredName();
             auto username = idx.data(static_cast<int>(Account::Role::Username));
-            ui->ringIdLabel->setText(username.toString());
-            setupQRCode();
+            if (registeredName.isEmpty()) {
+                ui->ringIdLabel->setText(username.toString());
+            } else
+                ui->ringIdLabel->setText(registeredName);
+            setupQRCode(username.toString());
             return;
         }
     }
     ui->ringIdLabel->setText(tr("NO RING ACCOUNT FOUND"));
 }
 
-void CallWidget::setupQRCode()
+void CallWidget::setupQRCode(QString ringID)
 {
-    auto rcode = QRcode_encodeString(ui->ringIdLabel->text().toStdString().c_str(),
+    auto rcode = QRcode_encodeString(ringID.toStdString().c_str(),
                                      0, //Let the version be decided by libqrencode
                                      QR_ECLEVEL_L, // Lowest level of error correction
                                      QR_MODE_8, // 8-bit data mode
@@ -396,9 +401,9 @@ CallWidget::findRingAccount()
                 dlg.exec();
             }
             if (ui->ringIdLabel->text().isEmpty()) {
-                auto username = account->username();
-                ui->ringIdLabel->setText(username);
-                setupQRCode();
+                auto registeredName = account->registeredName();
+                ui->ringIdLabel->setText((registeredName.isEmpty())?account->username():registeredName);
+                setupQRCode(account->username());
             }
         }
     }

callwidget.h

@@ -126,7 +126,7 @@ private:
     void setupSmartListMenu();
     void slidePage(QWidget* widget, bool toRight = false);
     void callStateToView(Call* value);
-    void setupQRCode();
+    void setupQRCode(QString ringID);
     void searchContactLineEditEntry(const URI &uri);
 };