code improvements

src/checkforupdates.cpp

@@ -82,7 +82,7 @@ void checkUpdates::checkIfInstalled()
 {
 	auto& s = settings::instance() ;
 
-	auto m = s.internallyManageBackEnds() && utility::canDownload() ;
+	auto m = s.internallyManageBackEnds() ;
 
 	QStringList apps ;
 

src/engines.cpp

@@ -1103,9 +1103,9 @@ bool engines::engine::windowsCanUnlocInReadWriteMode() const
 	return m_Options.windowsCanUnlockInReadWriteMode ;
 }
 
-bool engines::engine::updatable( bool s ) const
+bool engines::engine::updatable( bool ) const
 {
-	return s ;
+	return false ;
 }
 
 bool engines::engine::isInstalled() const

src/engines/cryptomator.cpp

@@ -98,13 +98,13 @@ bool cryptomator::updatable( bool s ) const
 {
 	if( utility::platformIsFlatPak() ){
 
-		return true ;
+		return utility::archInUseIsAnyOf( utility::arch::x64,utility::arch::aarch64 ) ;
 
 	}else if( s ){
 
 		if( utility::platformIsWindows() ){
 
-			return true ;
+			return utility::archInUse( utility::arch::x64 ) ;
 		}else{
 			return false ;
 		}
@@ -134,7 +134,16 @@ bool cryptomator::onlineArchiveFileName( const QString& e ) const
 {
 	if( utility::platformIsLinux() ){
 
-		return e.endsWith( "linux-x64.zip" ) ;
+		if( utility::archInUse( utility::arch::x64 ) ){
+
+			return e.endsWith( "linux-x64.zip" ) ;
+
+		}else if( utility::archInUse( utility::arch::aarch64 ) ){
+
+			return e.endsWith( "linux-aarch64.zip" ) ;
+		}else{
+			return false ;
+		}
 
 	}else if( utility::platformIsWindows() ){
 

src/engines/gocryptfs.cpp

@@ -181,9 +181,9 @@ bool gocryptfs::updatable( bool s ) const
 
 			return false ;
 
-		}else if( utility::canDownload() ){
+		}else if( utility::platformIsLinux() ){
 
-			return utility::platformIsLinux() ;
+			return utility::archInUse( utility::arch::x64 ) ;
 		}else{
 			return false ;
 		}

src/engines/securefs.cpp

@@ -92,12 +92,8 @@ bool securefs::updatable( bool s ) const
 		if( utility::platformIsFlatPak() ){
 
 			return false ;
-
-		}else if( utility::canDownload( utility::arch::x64 ) ){
-
-			return utility::platformIsLinux() || utility::platformIsWindows() ;
 		}else{
-			return false ;
+			return utility::archInUseIsAnyOf( utility::arch::x64 ) ;
 		}
 	}else{
 		return false ;

src/utility.cpp

@@ -1739,23 +1739,32 @@ bool utility::copyFile( const QString& s,const QString& d,bool setExePermssion )
 	return false ;
 }
 
-bool utility::canDownload( utility::arch arch )
+static QString _currentCpuArch()
 {
 #if QT_VERSION < QT_VERSION_CHECK( 5,4,0 )
 
-	return false ;
+	return {} ;
 #else
-	auto m = QSysInfo::currentCpuArchitecture() ;
+	return QSysInfo::currentCpuArchitecture() ;
+#endif
+}
+
+bool utility::archInUse( utility::arch m )
+{
+	auto e = _currentCpuArch() ;
+
+	if( m == utility::arch::x64 ){
+
+		return e == "x86_64";
 
-	if( arch == utility::arch::either ){
+	}else if( m == utility::arch::x86 ){
 
-		return m == "x86_64" || m == "i386" ;
+		return e == "i386" ;
 
-	}else if( arch == utility::arch::x64 ){
+	}else if( m == utility::arch::aarch64 ){
 
-		return m == "x86_64" ;
+		return e == "arm64" ;
 	}else{
-		return m == "i386" ;
+		return false ;
 	}
-#endif
 }

src/utility.h

@@ -485,9 +485,23 @@ namespace utility
 
 	void applicationStarted() ;
 
-	enum class arch{ x64,x86,either } ;
+	enum class arch{ x64,x86,aarch64 } ;
 
-	bool canDownload( utility::arch = utility::arch::either ) ;
+	bool archInUse( utility::arch ) ;
+
+	template< typename ... T >
+	bool archInUseIsAnyOf( T ... m )
+	{
+		for( const auto& it : { m ... } ){
+
+			if( utility::archInUse( it ) ){
+
+				return true ;
+			}
+		}
+
+		return false ;
+	}
 
 	QString removeOption( const QStringList&,const QString& option ) ;
 	QString removeOption( const QString& commaSeparatedString,const QString& option ) ;