better dialog when cannot open url, ability to delete feedly accounts

src/librssguard/miscellaneous/databasequeries.cpp

@@ -2510,6 +2510,15 @@ QList<ServiceRoot*> DatabaseQueries::getStandardAccounts(const QSqlDatabase& db,
   return roots;
 }
 
+bool DatabaseQueries::deleteFeedlyAccount(const QSqlDatabase& db, int account_id) {
+  QSqlQuery q(db);
+
+  q.setForwardOnly(true);
+  q.prepare(QSL("DELETE FROM FeedlyAccounts WHERE id = :id;"));
+  q.bindValue(QSL(":id"), account_id);
+  return q.exec();
+}
+
 bool DatabaseQueries::deleteGreaderAccount(const QSqlDatabase& db, int account_id) {
   QSqlQuery q(db);
 

src/librssguard/miscellaneous/databasequeries.h

@@ -153,6 +153,7 @@ class DatabaseQueries {
     static void fillFeedData(T* feed, const QSqlRecord& sql_record);
 
     // Feedly account.
+    static bool deleteFeedlyAccount(const QSqlDatabase& db, int account_id);
     static QList<ServiceRoot*> getFeedlyAccounts(const QSqlDatabase& db, bool* ok = nullptr);
     static bool createFeedlyAccount(const QSqlDatabase& db,
                                     const QString& username,

src/librssguard/network-web/oauth2service.cpp

@@ -25,6 +25,7 @@
 #include "network-web/oauth2service.h"
 
 #include "definitions/definitions.h"
+#include "gui/messagebox.h"
 #include "miscellaneous/application.h"
 #include "network-web/networkfactory.h"
 #include "network-web/oauthhttphandler.h"
@@ -331,11 +332,13 @@ void OAuth2Service::retrieveAuthCode() {
                                                                     m_id);
 
   // We run login URL in external browser, response is caught by light HTTP server.
-  if (!qApp->web()->openUrlInExternalBrowser(auth_url)) {
-    QInputDialog::getText(qApp->mainFormWidget(),
-                          tr("Navigate to website"),
-                          tr("To login, you need to navigate to this website:"),
-                          QLineEdit::EchoMode::Normal,
-                          auth_url);
+  if (qApp->web()->openUrlInExternalBrowser(auth_url)) {
+    MessageBox::show(qApp->mainFormWidget(),
+                     QMessageBox::Icon::Question,
+                     tr("Navigate to website"),
+                     tr("To login, you need to navigate to the below website."),
+                     {},
+                     auth_url,
+                     QMessageBox::StandardButton::Ok);
   }
 }

src/librssguard/services/feedly/feedlyserviceroot.cpp

@@ -51,7 +51,7 @@ bool FeedlyServiceRoot::editViaGui() {
 bool FeedlyServiceRoot::deleteViaGui() {
   QSqlDatabase database = qApp->database()->connection(metaObject()->className());
 
-  if (DatabaseQueries::deleteGreaderAccount(database, accountId())) {
+  if (DatabaseQueries::deleteFeedlyAccount(database, accountId())) {
     return ServiceRoot::deleteViaGui();
   }
   else {