catch some exceptions

resources/desktop/com.github.rssguard.appdata.xml

@@ -30,7 +30,7 @@
   <url type="donation">https://martinrotter.github.io/donate/</url>
   <content_rating type="oars-1.1" />
   <releases>
-    <release version="3.9.0" date="2021-03-09"/>
+    <release version="3.9.0" date="2021-03-10"/>
   </releases>
   <content_rating type="oars-1.0">
     <content_attribute id="violence-cartoon">none</content_attribute>

src/librssguard/database/databasequeries.h

@@ -157,7 +157,6 @@ QList<ServiceRoot*> DatabaseQueries::getAccounts(const QSqlDatabase& db, const Q
       ServiceRoot* root = new T();
 
       // Load common data.
-      //root->setId(query.value(QSL("id")).toInt());
       root->setAccountId(query.value(QSL("id")).toInt());
 
       QNetworkProxy proxy(QNetworkProxy::ProxyType(query.value(QSL("proxy_type")).toInt()),

src/librssguard/services/abstract/rootitem.h

@@ -161,6 +161,9 @@ class RSSGUARD_DLLSPEC RootItem : public QObject {
     // This ALWAYS represents primary column number/ID under which
     // the item is stored in DB.
     int id() const;
+
+    // WARNING: Do not EVER call this method if your "this" object is derived
+    // from "ServiceRoot";
     void setId(int id);
 
     // Each item has its title.

src/librssguard/services/abstract/serviceroot.cpp

@@ -5,8 +5,9 @@
 #include "3rd-party/boolinq/boolinq.h"
 #include "core/feedsmodel.h"
 #include "core/messagesmodel.h"
-#include "miscellaneous/application.h"
 #include "database/databasequeries.h"
+#include "exceptions/applicationexception.h"
+#include "miscellaneous/application.h"
 #include "miscellaneous/iconfactory.h"
 #include "miscellaneous/textfactory.h"
 #include "services/abstract/cacheforserviceroot.h"
@@ -281,7 +282,12 @@ ServiceRoot::LabelOperation ServiceRoot::supportedLabelOperations() const {
 void ServiceRoot::saveAccountDataToDatabase() {
   QSqlDatabase database = qApp->database()->driver()->connection(metaObject()->className());
 
-  DatabaseQueries::createOverwriteAccount(database, this);
+  try {
+    DatabaseQueries::createOverwriteAccount(database, this);
+  }
+  catch (const ApplicationException& ex) {
+    qFatal("Account was not saved into database: '%s'.", qPrintable(ex.message()));
+  }
 }
 
 QVariantHash ServiceRoot::customDatabaseData() const {

src/librssguard/services/standard/standardfeedsimportexportmodel.cpp

@@ -215,7 +215,7 @@ void FeedsImportExportModel::importAsOPML20(const QByteArray& data, bool fetch_m
               QString feed_type = child_element.attribute(QSL("version"), DEFAULT_FEED_TYPE).toUpper();
               QString feed_description = child_element.attribute(QSL("description"));
               QIcon feed_icon = qApp->icons()->fromByteArray(child_element.attribute(QSL("rssguard:icon")).toLocal8Bit());
-              QString source_type = child_element.attribute(QSL("rssguard:xmlUrlType"));
+              StandardFeed::SourceType source_type = StandardFeed::SourceType(child_element.attribute(QSL("rssguard:xmlUrlType")).toInt());
               QString post_process = child_element.attribute(QSL("rssguard:postProcess"));
               auto* new_feed = new StandardFeed(active_model_item);
 
@@ -224,6 +224,8 @@ void FeedsImportExportModel::importAsOPML20(const QByteArray& data, bool fetch_m
               new_feed->setEncoding(feed_encoding);
               new_feed->setSource(feed_url);
               new_feed->setCreationDate(QDateTime::currentDateTime());
+              new_feed->setSourceType(source_type);
+              new_feed->setPostProcessScript(post_process);
 
               if (!feed_icon.isNull()) {
                 new_feed->setIcon(feed_icon);

src/librssguard/services/standard/standardserviceroot.cpp

@@ -318,7 +318,9 @@ QList<QAction*> StandardServiceRoot::getContextMenuForFeed(StandardFeed* feed) {
   return m_feedContextMenu;
 }
 
-bool StandardServiceRoot::mergeImportExportModel(FeedsImportExportModel* model, RootItem* target_root_node, QString& output_message) {
+bool StandardServiceRoot::mergeImportExportModel(FeedsImportExportModel* model,
+                                                 RootItem* target_root_node,
+                                                 QString& output_message) {
   QStack<RootItem*> original_parents;
 
   original_parents.push(target_root_node);
@@ -385,17 +387,25 @@ bool StandardServiceRoot::mergeImportExportModel(FeedsImportExportModel* model,
         auto* new_feed = new StandardFeed(*source_feed);
         QSqlDatabase database = qApp->database()->driver()->connection(metaObject()->className());
 
-        DatabaseQueries::createOverwriteFeed(database,
-                                             new_feed,
-                                             target_root_node->getParentServiceRoot()->accountId(),
-                                             target_parent->id());
-        requestItemReassignment(new_feed, target_parent);
+        try {
+          DatabaseQueries::createOverwriteFeed(database,
+                                               new_feed,
+                                               target_root_node->getParentServiceRoot()->accountId(),
+                                               target_parent->id());
+          requestItemReassignment(new_feed, target_parent);
+        }
+        catch (const ApplicationException& ex) {
+          qCriticalNN << LOGSEC_CORE
+                      << "Cannot import feed:"
+                      << QUOTE_W_SPACE_DOT(ex.message());
+          some_feed_category_error = true;
+        }
       }
     }
   }
 
   if (some_feed_category_error) {
-    output_message = tr("Import successful, but some feeds/categories were not imported due to error.");
+    output_message = tr("Some feeds/categories were not imported due to error, check debug log for more details.");
   }
   else {
     output_message = tr("Import was completely successful.");