feat: Add option to auto-load built-in extension

src/AboutDialog.ui

@@ -80,15 +80,14 @@
         <x>0</x>
         <y>0</y>
         <width>635</width>
-        <height>349</height>
+        <height>350</height>
        </rect>
       </property>
       <layout class="QVBoxLayout" name="verticalLayout_2">
        <item>
         <widget class="QLabel" name="label">
          <property name="text">
-          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;DB Browser for SQLite is an open source, freeware visual tool used to create, design and edit SQLite database files.&lt;/p&gt;&lt;p&gt;It is bi-licensed under the Mozilla Public License Version 2, as well as the GNU General Public License Version 3 or later. You can modify or redistribute it under the conditions of these licenses.&lt;/p&gt;&lt;p&gt;See &lt;a href=&quot;http://www.gnu.org/licenses/gpl.html&quot;&gt;http://www.gnu.org/licenses/gpl.html&lt;/a&gt; and &lt;a href=&quot;https://www.mozilla.org/MPL/2.0/index.txt&quot;&gt;https://www.mozilla.org/MPL/2.0/index.txt&lt;/a&gt; for details.&lt;/p&gt;&lt;p&gt;For more information on this program please visit our website at: &lt;a href=&quot;http://sqlitebrowser.org&quot;&gt;http://sqlitebrowser.org&lt;/a&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot; font-size:small;&quot;&gt;This software uses the GPL/LGPL Qt Toolkit from &lt;/span&gt;&lt;a href=&quot;http://qt-project.org/&quot;&gt;&lt;span style=&quot; font-size:small;&quot;&gt;http://qt-project.org/&lt;/span&gt;&lt;/a&gt;&lt;span style=&quot; font-size:small;&quot;&gt;&lt;br/&gt;See &lt;/span&gt;&lt;a href=&quot;http://qt-project.org/doc/qt-5/licensing.html&quot;&gt;&lt;span style=&quot; font-size:small;&quot;&gt;http://qt-project.org/doc/qt-5/licensing.html&lt;/span&gt;&lt;/a&gt;&lt;span style=&quot; font-size:small;&quot;&gt; for licensing terms and information.&lt;/span&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot; font-size:small;&quot;&gt;It also uses the Pastel SVG icon set by Michael Buckley under a Creative Commons
-Attribution Share Alike 4.0 license.&lt;br/&gt;See &lt;/span&gt;&lt;a href=&quot;https://codefisher.org/pastel-svg/&quot;&gt;&lt;span style=&quot; font-size:small;&quot;&gt;https://codefisher.org/pastel-svg/&lt;/span&gt;&lt;/a&gt;&lt;span style=&quot; font-size:small;&quot;&gt; for details.&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;DB Browser for SQLite is an open source, freeware visual tool used to create, design and edit SQLite database files.&lt;/p&gt;&lt;p&gt;It is bi-licensed under the Mozilla Public License Version 2, as well as the GNU General Public License Version 3 or later. You can modify or redistribute it under the conditions of these licenses.&lt;/p&gt;&lt;p&gt;See &lt;a href=&quot;http://www.gnu.org/licenses/gpl.html&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;http://www.gnu.org/licenses/gpl.html&lt;/span&gt;&lt;/a&gt; and &lt;a href=&quot;https://www.mozilla.org/MPL/2.0/index.txt&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;https://www.mozilla.org/MPL/2.0/index.txt&lt;/span&gt;&lt;/a&gt; for details.&lt;/p&gt;&lt;p&gt;For more information on this program please visit our website at: &lt;a href=&quot;http://sqlitebrowser.org&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;http://sqlitebrowser.org&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot; font-size:small;&quot;&gt;This software uses the GPL/LGPL Qt Toolkit from &lt;/span&gt;&lt;a href=&quot;http://qt-project.org/&quot;&gt;&lt;span style=&quot; font-size:small; text-decoration: underline; color:#0000ff;&quot;&gt;http://qt-project.org/&lt;/span&gt;&lt;/a&gt;&lt;span style=&quot; font-size:small;&quot;&gt;&lt;br/&gt;See &lt;/span&gt;&lt;a href=&quot;http://qt-project.org/doc/qt-5/licensing.html&quot;&gt;&lt;span style=&quot; font-size:small; text-decoration: underline; color:#0000ff;&quot;&gt;http://qt-project.org/doc/qt-5/licensing.html&lt;/span&gt;&lt;/a&gt;&lt;span style=&quot; font-size:small;&quot;&gt; for licensing terms and information.&lt;/span&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot; font-size:8pt;&quot;&gt;We use the nalgeon/sqlean library for SQLite extensions support.&lt;br/&gt;This library is licensed under the MIT license, see the following for more information:&lt;br/&gt;&lt;/span&gt;&lt;a href=&quot;https://github.com/nalgeon/sqlean&quot;&gt;&lt;span style=&quot; font-size:8pt; text-decoration: underline; color:#0000ff;&quot;&gt;https://github.com/nalgeon/sqlean&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot; font-size:small;&quot;&gt;It also uses the Pastel SVG icon set by Michael Buckley under a Creative Commons Attribution Share Alike 4.0 license.&lt;br/&gt;See &lt;/span&gt;&lt;a href=&quot;https://codefisher.org/pastel-svg/&quot;&gt;&lt;span style=&quot; font-size:small; text-decoration: underline; color:#0000ff;&quot;&gt;https://codefisher.org/pastel-svg/&lt;/span&gt;&lt;/a&gt;&lt;span style=&quot; font-size:small;&quot;&gt; for details.&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
          </property>
          <property name="alignment">
           <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>

src/PreferencesDialog.cpp

@@ -42,6 +42,13 @@ PreferencesDialog::PreferencesDialog(QWidget* parent, Tabs tab)
     ui->checkUpdates->setVisible(false);
 #endif
 
+#ifdef Q_OS_MACX
+    listUpBuiltinExtension();
+#else
+    ui->labeBuiltinExtensions->setVisible(false);
+    ui->listBuiltinExtensions->setVisible(false);
+#endif
+
     loadSettings();
 
     connect(ui->appStyleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(adjustColorsToStyle(int)));
@@ -206,6 +213,13 @@ void PreferencesDialog::loadSettings()
     ui->checkCloseButtonOnTabs->setChecked(Settings::getValue("editor", "close_button_on_tabs").toBool());
 
     ui->listExtensions->addItems(Settings::getValue("extensions", "list").toStringList());
+#ifdef Q_OS_MACX
+    for (int i=0;i<ui->listBuiltinExtensions->count();++i)
+    {
+        QListWidgetItem* item = ui->listBuiltinExtensions->item(i);
+        item->setCheckState(Settings::getValue("extensions", "builtin").toMap().value(item->text()).toBool() ? Qt::Checked : Qt::Unchecked);
+    }
+#endif
     ui->checkRegexDisabled->setChecked(Settings::getValue("extensions", "disableregex").toBool());
     ui->checkAllowLoadExtension->setChecked(Settings::getValue("extensions", "enable_load_extension").toBool());
     fillLanguageBox();
@@ -281,6 +295,13 @@ void PreferencesDialog::saveSettings(bool accept)
     Settings::setValue("extensions", "disableregex", ui->checkRegexDisabled->isChecked());
     Settings::setValue("extensions", "enable_load_extension", ui->checkAllowLoadExtension->isChecked());
 
+#ifdef Q_OS_MACX
+    QVariantMap builtinExtList;
+    for (int i=0;i<ui->listBuiltinExtensions->count();++i)
+        builtinExtList.insert(ui->listBuiltinExtensions->item(i)->text(), ui->listBuiltinExtensions->item(i)->checkState());
+    Settings::setValue("extensions", "builtin", QVariant::fromValue(builtinExtList));
+#endif
+
     // Save remote settings
     Settings::setValue("remote", "active", ui->checkUseRemotes->isChecked());
     QStringList old_client_certs = Settings::getValue("remote", "client_certificates").toStringList();
@@ -434,6 +455,19 @@ void PreferencesDialog::removeExtension()
         ui->listExtensions->takeItem(ui->listExtensions->currentIndex().row());
 }
 
+void PreferencesDialog::listUpBuiltinExtension()
+{
+    const QDir dir(qApp->applicationDirPath() + "/../Extensions/");
+    QStringList files = dir.entryList(QStringList() << "*.dylib", QDir::Files);
+    for (const QString& file: files) {
+        QListWidgetItem* item = new QListWidgetItem(file, ui->listBuiltinExtensions);
+        item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
+        // The check status is redetermined after the 'loadSettings()' function call.
+        item->setCheckState(Qt::Unchecked);
+        ui->listBuiltinExtensions->addItem(item);
+    }
+}
+
 void PreferencesDialog::fillLanguageBox()
 {
     QDir translationsDir(QCoreApplication::applicationDirPath() + "/translations",

src/PreferencesDialog.h

@@ -39,6 +39,7 @@ private slots:
     void chooseLocation();
     void showColourDialog(QTreeWidgetItem* item, int column);
     void addExtension();
+    void listUpBuiltinExtension();
     void removeExtension();
     void activateRemoteTab(bool active);
     void addClientCertificate();

src/PreferencesDialog.ui

@@ -20,7 +20,7 @@
    <item>
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
-      <number>0</number>
+      <number>4</number>
      </property>
      <widget class="QWidget" name="tab_4">
       <attribute name="title">
@@ -1846,6 +1846,20 @@ Can be set to 0 for disabling completion.</string>
          </item>
         </layout>
        </item>
+       <item>
+        <widget class="QLabel" name="labeBuiltinExtensions">
+         <property name="text">
+          <string>Select built-in extensions to load for every database:</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QListWidget" name="listBuiltinExtensions">
+         <property name="enabled">
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
        <item>
         <widget class="QCheckBox" name="checkRegexDisabled">
          <property name="toolTip">

src/sqlitedb.cpp

@@ -2170,6 +2170,18 @@ void DBBrowserDB::loadExtensionsFromSettings()
         if(loadExtension(ext) == false)
             QMessageBox::warning(nullptr, QApplication::applicationName(), tr("Error loading extension: %1").arg(lastError()));
     }
+
+#ifdef Q_OS_MACX
+    const QVariantMap builtinList = Settings::getValue("extensions", "builtin").toMap();
+    for(const QString& ext : builtinList.keys())
+    {
+        if(builtinList.value(ext).toBool())
+        {
+            if(loadExtension(qApp->applicationDirPath() + "/../Extensions/" + ext) == false)
+                QMessageBox::warning(nullptr, QApplication::applicationName(), tr("Error loading built-in extension: %1").arg(lastError()));
+        }
+    }
+#endif
 }
 
 std::vector<std::pair<std::string, std::string>> DBBrowserDB::queryColumnInformation(const std::string& schema_name, const std::string& object_name) const