Handle kwallet not being enabled

If kwallet is disabled, we notify the user instead of silently failing.
This is done by ensuring that the kwallet !== null check send a signal
and that we send this signal after having connected the slots

Fix: kalendar#207
BUG: 450693



Signed-off-by: Carl Schwan <carl@carlschwan.eu>

resources/google-groupware/googleresource.cpp

@@ -72,6 +72,8 @@ GoogleResource::GoogleResource(const QString &id)
     changeRecorder()->fetchCollection(true);
     changeRecorder()->collectionFetchScope().setAncestorRetrieval(CollectionFetchScope::All);
 
+    Q_EMIT status(NotConfigured, i18n("Waiting for KWallet..."));
+
     m_settings = new GoogleSettings();
     m_settings->setWindowId(winIdForDialogs());
     connect(m_settings, &GoogleSettings::accountReady, this, [this](bool ready) {
@@ -96,8 +98,8 @@ GoogleResource::GoogleResource(const QString &id)
             synchronize();
         }
     });
+    m_settings->init();
 
-    Q_EMIT status(NotConfigured, i18n("Waiting for KWallet..."));
     updateResourceName();
 
     m_freeBusyHandler = std::make_unique<FreeBusyHandler>(m_iface, m_settings);

resources/google-groupware/googlesettings.cpp

@@ -9,6 +9,8 @@
 #include "googleresource_debug.h"
 
 #include <KGAPI/Account>
+#include <KLocalizedString>
+#include <KMessageBox>
 #include <KWallet>
 
 using namespace KWallet;
@@ -19,9 +21,14 @@ static const QString googleWalletFolder = QStringLiteral("Akonadi Google");
 GoogleSettings::GoogleSettings()
 {
     m_wallet = Wallet::openWallet(Wallet::NetworkWallet(), m_winId, Wallet::Asynchronous);
+}
+
+void GoogleSettings::init()
+{
     if (m_wallet) {
         connect(m_wallet.data(), &Wallet::walletOpened, this, &GoogleSettings::slotWalletOpened);
     } else {
+        Q_EMIT accountReady(false);
         qCWarning(GOOGLE_LOG) << "Failed to open wallet!";
     }
 }

resources/google-groupware/googlesettings.h

@@ -33,6 +33,7 @@ class GoogleSettings : public SettingsBase
 
 public:
     GoogleSettings();
+    void init();
     void setWindowId(WId id);
     void setResourceId(const QString &resourceIdentifier);