fixed #725

src/librssguard/gui/settings/settingsbrowsermail.cpp

@@ -84,6 +84,8 @@ SettingsBrowserMail::SettingsBrowserMail(Settings* settings, QWidget* parent)
   // Remove WebEngine tab.
   m_ui->m_tabBrowserProxy->removeTab(2);
 #else
+  connect(m_ui->m_cbDisableCache, &QCheckBox::stateChanged, this, &SettingsBrowserMail::dirtifySettings);
+  connect(m_ui->m_cbDisableCache, &QCheckBox::stateChanged, this, &SettingsBrowserMail::requireRestart);
   connect(m_ui->m_txtWebEngineChromiumFlags, &QPlainTextEdit::textChanged, this, &SettingsBrowserMail::dirtifySettings);
   connect(m_ui->m_txtWebEngineChromiumFlags, &QPlainTextEdit::textChanged, this, &SettingsBrowserMail::requireRestart);
 #endif
@@ -164,6 +166,7 @@ void SettingsBrowserMail::selectEmailExecutable() {
 void SettingsBrowserMail::loadSettings() {
   onBeginLoadSettings();
 
+  m_ui->m_cbDisableCache->setChecked(settings()->value(GROUP(Browser), SETTING(Browser::DisableCache)).toBool());
   m_ui->m_cbEnableHttp2->setChecked(settings()->value(GROUP(Network), SETTING(Network::EnableHttp2)).toBool());
   m_ui->m_cbIgnoreAllCookies
     ->setChecked(settings()->value(GROUP(Network), SETTING(Network::IgnoreAllCookies)).toBool());
@@ -209,6 +212,7 @@ void SettingsBrowserMail::loadSettings() {
 void SettingsBrowserMail::saveSettings() {
   onBeginSaveSettings();
 
+  settings()->setValue(GROUP(Browser), Browser::DisableCache, m_ui->m_cbDisableCache->isChecked());
   settings()->setValue(GROUP(Network), Network::EnableHttp2, m_ui->m_cbEnableHttp2->isChecked());
   settings()->setValue(GROUP(Network), Network::IgnoreAllCookies, m_ui->m_cbIgnoreAllCookies->isChecked());
 

src/librssguard/gui/settings/settingsbrowsermail.ui

@@ -13,9 +13,6 @@
   <layout class="QHBoxLayout" name="horizontalLayout">
    <item>
     <widget class="QTabWidget" name="m_tabBrowserProxy">
-     <property name="currentIndex">
-      <number>0</number>
-     </property>
      <widget class="QWidget" name="m_tabNetwork">
       <attribute name="title">
        <string>Network</string>
@@ -42,16 +39,23 @@
        <string>WebEngine</string>
       </attribute>
       <layout class="QFormLayout" name="formLayout_4">
-       <item row="0" column="0">
+       <item row="1" column="0">
         <widget class="QLabel" name="label">
          <property name="text">
           <string>Custom &quot;QTWEBENGINE_CHROMIUM_FLAGS&quot; flags</string>
          </property>
         </widget>
        </item>
-       <item row="1" column="0" colspan="2">
+       <item row="2" column="0" colspan="2">
         <widget class="QPlainTextEdit" name="m_txtWebEngineChromiumFlags"/>
        </item>
+       <item row="0" column="0" colspan="2">
+        <widget class="QCheckBox" name="m_cbDisableCache">
+         <property name="text">
+          <string>Disable cache</string>
+         </property>
+        </widget>
+       </item>
       </layout>
      </widget>
      <widget class="QWidget" name="m_tabExternalBrowser">
@@ -409,6 +413,8 @@
   <tabstop>m_btnDeleteTool</tabstop>
   <tabstop>m_cbIgnoreAllCookies</tabstop>
   <tabstop>m_cbEnableHttp2</tabstop>
+  <tabstop>m_cbDisableCache</tabstop>
+  <tabstop>m_txtWebEngineChromiumFlags</tabstop>
  </tabstops>
  <resources/>
  <connections/>

src/librssguard/miscellaneous/settings.cpp

@@ -410,6 +410,9 @@ DKEY Notifications::ID = "notifications";
 // Web browser.
 DKEY Browser::ID = "browser";
 
+DKEY Browser::DisableCache = "disable_cache";
+DVALUE(bool) Browser::DisableCacheDef = false;
+
 DKEY Browser::WebEngineChromiumFlags = "webengine_chromium_flags";
 
 #if defined(Q_OS_LINUX) && !defined(IS_FLATPAK_BUILD)

src/librssguard/miscellaneous/settings.h

@@ -451,6 +451,9 @@ namespace Notifications {
 namespace Browser {
   KEY ID;
 
+  KEY DisableCache;
+  VALUE(bool) DisableCacheDef;
+
   KEY WebEngineChromiumFlags;
   VALUE(QString) WebEngineChromiumFlagsDef;
 

src/librssguard/network-web/webfactory.cpp

@@ -32,7 +32,15 @@ WebFactory::WebFactory(QObject* parent) : QObject(parent), m_customUserAgent(QSt
   m_adBlock = new AdBlockManager(this);
 
 #if defined(USE_WEBENGINE)
-  m_engineProfile = new QWebEngineProfile(QSL(APP_LOW_NAME), this);
+  if (qApp->settings()->value(GROUP(Browser), SETTING(Browser::DisableCache)).toBool()) {
+    qWarningNN << LOGSEC_NETWORK << "Using off-the-record WebEngine profile.";
+
+    m_engineProfile = new QWebEngineProfile(this);
+  }
+  else {
+    m_engineProfile = new QWebEngineProfile(QSL(APP_LOW_NAME), this);
+  }
+
   m_engineSettings = nullptr;
   m_urlInterceptor = new NetworkUrlInterceptor(this);
 #endif