A simple Windows batch file to build apk from a smali directory

buildapk.bat

:: you need to have apktool in your path
if not x%1==x goto doit
:usage
echo %~n0 ^<smali dir^>
goto end

:doit
set EXTRA_SIGN_AGS=
if not x%KEYPASS%==x set EXTRA_SIGN_AGS=-storepass %KEYPASS% -keypass %KEYPASS%

set UNSIGNED_APK=%1-unsigned.apk
set UNALIGNED_APK=%1-unaligned.apk
cmd /c apktool -f b %1 -o %UNSIGNED_APK%
if errorlevel 1 goto end
jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 -keystore apk.keystore %EXTRA_SIGN_AGS% -signedjar %UNALIGNED_APK% %UNSIGNED_APK% apk.hacking
zipalign -f -v 4 %UNALIGNED_APK% %1.apk
goto end

:end