Fix crash Close book (pop(null) differito con Timer); config condivisa nemo/defaultuser con permessi aperti a ogni scrittura

src/settings.cpp

@@ -2,6 +2,8 @@
 
 #include <QDebug>
 #include <QDir>
+#include <QFile>
+#include <QFileInfo>
 #include <QStandardPaths>
 
 QString Settings::configPath()
@@ -16,6 +18,7 @@ Settings::Settings(QObject *parent)
     , m_settings(configPath(), QSettings::IniFormat)
 {
     migrateIfNeeded();
+    openPermissions();
     // diagnostica: path reale del file di configurazione e valori letti all'avvio
     qDebug() << "Settings file:" << m_settings.fileName();
     if (m_settings.status() != QSettings::NoError)
@@ -62,11 +65,39 @@ void Settings::migrateIfNeeded()
         }
         src.endGroup();
         m_settings.sync();
+        openPermissions();
         qDebug() << "Settings: importati i valori da" << cand;
         return;
     }
 }
 
+void Settings::openPermissions()
+{
+    // Apre la catena di directory e il file di configurazione: la home di
+    // nemo e' 700 di default e defaultuser (debug SSH) non puo' entrarci.
+    // Al primo avvio dal launcher (nemo) questi permessi restano aperti, e
+    // da quel momento entrambi gli utenti condividono lo stesso file.
+    QDir home(QStringLiteral("/home/nemo"));
+    QFile::setPermissions(home.absolutePath(),
+                          QFile::ReadOwner | QFile::WriteOwner | QFile::ExeOwner
+                          | QFile::ReadGroup | QFile::ExeGroup
+                          | QFile::ReadOther | QFile::ExeOther);
+    QDir config(QStringLiteral("/home/nemo/.config"));
+    QFile::setPermissions(config.absolutePath(),
+                          QFile::ReadOwner | QFile::WriteOwner | QFile::ExeOwner
+                          | QFile::ReadGroup | QFile::ExeGroup
+                          | QFile::ReadOther | QFile::ExeOther);
+    QDir dir(QFileInfo(m_settings.fileName()).absolutePath());
+    QFile::setPermissions(dir.absolutePath(),
+                          QFile::ReadOwner | QFile::WriteOwner | QFile::ExeOwner
+                          | QFile::ReadGroup | QFile::WriteGroup | QFile::ExeGroup
+                          | QFile::ReadOther | QFile::WriteOther | QFile::ExeOther);
+    QFile::setPermissions(m_settings.fileName(),
+                          QFile::ReadOwner | QFile::WriteOwner
+                          | QFile::ReadGroup | QFile::WriteGroup
+                          | QFile::ReadOther | QFile::WriteOther);
+}
+
 QString Settings::serverUrl() const
 {
     return m_settings.value(QStringLiteral("serverUrl")).toString();
@@ -78,6 +109,7 @@ void Settings::setServerUrl(const QString &value)
         return;
     m_settings.setValue(QStringLiteral("serverUrl"), value);
     m_settings.sync(); // scrivi subito su disco: l'app può crashare alla chiusura (WebView)
+    openPermissions();
     emit serverUrlChanged();
     emit baseUrlChanged();
 }
@@ -93,6 +125,7 @@ void Settings::setUsername(const QString &value)
         return;
     m_settings.setValue(QStringLiteral("username"), value);
     m_settings.sync();
+    openPermissions();
     emit usernameChanged();
 }
 
@@ -107,6 +140,7 @@ void Settings::setPassword(const QString &value)
         return;
     m_settings.setValue(QStringLiteral("password"), value);
     m_settings.sync();
+    openPermissions();
     emit passwordChanged();
 }
 
@@ -121,6 +155,7 @@ void Settings::setIgnoreSslErrors(bool value)
         return;
     m_settings.setValue(QStringLiteral("ignoreSslErrors"), value);
     m_settings.sync();
+    openPermissions();
     emit ignoreSslErrorsChanged();
 }
 
@@ -135,6 +170,7 @@ void Settings::setReaderMargin(int value)
         return;
     m_settings.setValue(QStringLiteral("readerMargin"), value);
     m_settings.sync();
+    openPermissions();
     emit readerMarginChanged();
 }
 
@@ -149,6 +185,7 @@ void Settings::setReaderMarginV(int value)
         return;
     m_settings.setValue(QStringLiteral("readerMarginV"), value);
     m_settings.sync();
+    openPermissions();
     emit readerMarginVChanged();
 }
 
@@ -163,6 +200,7 @@ void Settings::setLanguage(const QString &value)
         return;
     m_settings.setValue(QStringLiteral("language"), value);
     m_settings.sync();
+    openPermissions();
     emit languageChanged();
 }
 
@@ -202,6 +240,7 @@ void Settings::setBookmarkKey(int bookId, const QString &format, const QString &
 {
     m_settings.setValue(QStringLiteral("bookmarks/%1/%2").arg(bookId).arg(format), key);
     m_settings.sync();
+    openPermissions();
 }
 
 QString Settings::bookFilePath(int bookId, const QString &format) const

src/settings.h

@@ -81,6 +81,10 @@ private:
     // Importa i valori dalla vecchia config per-utente (~/.config/harbour/...) se
     // il file condiviso e' vuoto: copre la configurazione fatta prima del fix.
     void migrateIfNeeded();
+    // Apre i permessi della catena /home/nemo/.config/harbour e del file:
+    // il launcher gira come nemo (home 700), il debug SSH come defaultuser —
+    // entrambi devono poter leggere/scrivere lo stesso file di configurazione.
+    void openPermissions();
 
     QSettings m_settings;
 };